122-484: The Office of Communications , commonly known as Ofcom , is the government-approved regulatory and competition authority for the broadcasting, telecommunications and postal industries of the United Kingdom. Ofcom has wide-ranging powers across the television, radio, telecoms and postal sectors. It has a statutory duty to represent the interests of citizens and consumers by promoting competition and protecting
244-412: A thermionic tube or thermionic valve uses thermionic emission of electrons from a heated cathode for a number of fundamental electronic functions such as signal amplification and current rectification . The simplest vacuum tube, the diode invented in 1904 by John Ambrose Fleming , contains only a heated electron-emitting cathode and an anode. Electrons can only flow in one direction through
366-541: A BBFC 15 certificate at any time of day provided a PIN -protected system is in place to restrict access to those authorised to view it. The broadcasting of pornography with a BBFC R18 certificate is not permitted. In 2010 Ofcom revoked the licences of four free-to-air television channels for promoting adult chat services during daytime hours and transmitting content that was too sexually explicit. The companies involved were fined £157,250. Ofcom's jurisdiction does not cover television and radio channels which are broadcast in
488-537: A Fox News executive and president of CBS News . In April 2021, News UK CEO Rebekah Brooks announced that plans for the new service had been much reduced: a British equivalent of Fox was considered unviable; programmes would be available only via streaming. David Rhodes was to return to the United States in June that year. In September 2021, a few days after Neil had resigned as chairman of rival GB News, it
610-411: A radio broadcasting station , the station's large power amplifier is the transmitter and the broadcasting antenna is the interface between the power amplifier and the free space channel. The free space channel is the transmission medium and the receiver's antenna is the interface between the free space channel and the receiver. Next, the radio receiver is the destination of the radio signal, where it
732-588: A "traditional proprietor "; exercising editorial control on major issues, such as which political party to back in a general election or policy on Europe. The London Paper was the first newspaper to be launched by News International rather than bought. It was an evening freesheet distributed at bus and rail stations in London. It was published five days a week from September 2006 to September 2009, when it closed down, faced with competition from other free papers. In 2016, News UK acquired Wireless Group Limited,
854-411: A better price for their goods. In Côte d'Ivoire , coffee growers share mobile phones to follow hourly variations in coffee prices and sell at the best price. On the macroeconomic scale, Lars-Hendrik Röller and Leonard Waverman suggested a causal link between good telecommunication infrastructure and economic growth. Few dispute the existence of a correlation although some argue it is wrong to view
976-407: A bidding process. Most of the procedures in place have been inherited from the systems used by the previous regulators. However, Ofcom may change some of these processes in future. Ofcom protects the radio spectrum in a number of ways: In October 2010 the government announced plans for Ofcom to inherit the functions of Postcomm as part of a wider set of public service sell-off measures. Following
1098-438: A caveat for it in 1876. Gray abandoned his caveat and because he did not contest Bell's priority, the examiner approved Bell's patent on March 3, 1876. Gray had filed his caveat for the variable resistance telephone, but Bell was the first to document the idea and test it in a telephone.[88] Antonio Meucci invented a device that allowed the electrical transmission of voice over a line nearly 30 years before in 1849, but his device
1220-441: A connection between two or more users. For both types of networks, repeaters may be necessary to amplify or recreate the signal when it is being transmitted over long distances. This is to combat attenuation that can render the signal indistinguishable from the noise. Another advantage of digital systems over analogue is that their output is easier to store in memory, i.e., two voltage states (high and low) are easier to store than
1342-495: A continuous range of states. Telecommunication has a significant social, cultural and economic impact on modern society. In 2008, estimates placed the telecommunication industry 's revenue at US$ 4.7 trillion or just under three per cent of the gross world product (official exchange rate). Several following sections discuss the impact of telecommunication on society. On the microeconomic scale, companies have used telecommunications to help build global business empires. This
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#17327808664271464-569: A contract to monitor the National Assembly for Wales and Welsh Government . It was subsequently reported that the contract had not been put out to tender and that Huw Roberts and Nerys Evans held positions for both Deryn and Ofcom. The contract was terminated and Ofcom concluded that it had broken its own procurement rules. Abu Dhabi TV , owned by the Abu Dhabi Media state enterprise, was condemned by Ofcom for broadcasting
1586-520: A forced confession from British former journalist Peter Humphrey was broadcast on the channel. In addition, it also received four formal complaints over similar alleged confessions. In November, Hong Kong activist and former UK consulate worker Simon Cheng filed a complaint to Ofcom a week after CGTN released a video of him admitting to "soliciting prostitution", which Cheng said he was forced to make. Telecommunication Telecommunication , often used in its plural form or abbreviated as telecom ,
1708-547: A greater role in Internet regulation to protect users from "harmful and illegal content". In July 2022, Ofcom received additional tools to prevent, identify and remove any content that depicts child sexual abuse and exploitation. These tools will be introduced through an amendment to the Online Safety Bill. Ofcom will be allowed to penalise those tech firms that do not comply, either by fines up to £18m or by 10% of
1830-406: A higher-frequency signal (known as the " carrier wave ") before transmission. There are several different modulation schemes available to achieve this [two of the most basic being amplitude modulation (AM) and frequency modulation (FM)]. An example of this process is a disc jockey's voice being impressed into a 96 MHz carrier wave using frequency modulation (the voice would then be received on
1952-450: A key advantage of digital signals over analogue signals. However, digital systems fail catastrophically when noise exceeds the system's ability to autocorrect. On the other hand, analogue systems fail gracefully: as noise increases, the signal becomes progressively more degraded but still usable. Also, digital transmission of continuous data unavoidably adds quantization noise to the output. This can be reduced, but not eliminated, only at
2074-532: A large site in Wapping in east London , near Tower Hill , which earned the nickname " Fortress Wapping " after a fierce dispute with the union to which the workforce had previously belonged. The printing of the papers is now undertaken at plants in Waltham Cross , Knowsley , and Lanarkshire (the latter said by Rupert Murdoch , on the plant's opening in 2007, to be "the largest and fastest print press in
2196-410: A material influence over the company; that Ofcom is not precluded from acting by ongoing police investigations; and that Ofcom's process is not dependent upon a criminal conviction being secured. In April 2012, Ofcom's probe moved from a monitoring phase to an "evidence gathering" phase. * Ministry of Posts and Telecommunications Ofcom licenses all UK commercial television and radio services in
2318-507: A national minority, property, birth or age." However, there is concern that Ofcom's broad definition of hate speech can easily result in the unjustified censorship of controversial opinions, however legitimate they might be. Ofcom has received criticism for incurring unnecessary costs as a result of "extravagant Thames-side offices" and a "top-heavy salary bill", for inflexibility in its regulation of commercial radio, and for "poor service". In response to ongoing expenditure concerns, Ofcom made
2440-838: A new international frequency list and used in conformity with the Radio Regulation". According to the ITU's Radio Regulations adopted in Atlantic City, all frequencies referenced in the International Frequency Registration Board , examined by the board and registered on the International Frequency List "shall have the right to international protection from harmful interference". From a global perspective, there have been political debates and legislation regarding
2562-437: A person's age, interests, sexual preference and relationship status. In this way, these sites can play important role in everything from organising social engagements to courtship . Prior to social networking sites, technologies like short message service (SMS) and the telephone also had a significant impact on social interactions. In 2000, market research group Ipsos MORI reported that 81% of 15- to 24-year-old SMS users in
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#17327808664272684-421: A potentially harmful influence on competition or consumers. One of its most high-profile interventions was to require BT to split its wholesale and retail arms into separate companies, bringing about the creation of Openreach which supplies wholesale services to both BT Retail and competing providers. On 1 July 2015, Ofcom made a number of changes to the way phone calls to UK service numbers would be charged. Under
2806-563: A private investigator at the News of the World had hacked into the phone of murdered teenager Milly Dowler , causing both her parents and police investigating her murder to wrongly believe she was still alive. This occurred during the period that Rebekah Brooks ( née Wade) was editor. On 7 July, British newspaper The Daily Telegraph alleged that the families of dead British service personnel were targeted by private investigators working for
2928-491: A radio as the channel "96 FM"). In addition, modulation has the advantage that it may use frequency division multiplexing (FDM). A telecommunications network is a collection of transmitters, receivers, and communications channels that send messages to one another. Some digital communications networks contain one or more routers that work together to transmit information to the correct user. An analogue communications network consists of one or more switches that establish
3050-663: A register of disclosable interests of the Ofcom board. Ofcom has a number of committees and advisory bodies which inform the Ofcom Board and Executive. These include: Since 1 January 2021, Ofcom has defined hate speech as "all forms of expression which spread, incite, promote or justify hatred based on intolerance on the grounds of disability, ethnicity, social origin, sex, gender, gender reassignment, nationality, race, religion or belief, sexual orientation, colour, genetic features, language, political or any other opinion, membership of
3172-475: A service that operated for a year until the gap in the telegraph link was closed. In the Middle Ages, chains of beacons were commonly used on hilltops as a means of relaying a signal. Beacon chains suffered the drawback that they could only pass a single bit of information, so the meaning of the message such as "the enemy has been sighted" had to be agreed upon in advance. One notable instance of their use
3294-419: A set charge for the cost of calling numbers starting with 084, 087 and 09. The streamlining of these charges must be printed in each customer's contract and monthly bills. The change came into force on 1 July 2015 and affected over 175 million phone numbers, making it the biggest overhaul of telephoning in over a decade. On 1 January 2016, the regulation of video on demand was transferred to Ofcom from ATVOD ,
3416-442: A single medium to transmit several concurrent communication sessions . Several methods of long-distance communication before the modern era used sounds like coded drumbeats , the blowing of horns , and whistles . Long-distance technologies invented during the 20th and 21st centuries generally use electric power, and include the telegraph , telephone , television , and radio . Early telecommunication networks used metal wires as
3538-474: A speech against the proliferation of quangos : With a Conservative government, Ofcom as we know it will cease to exist… Its remit will be restricted to its narrow technical and enforcement roles. It will no longer play a role in making policy. And the policy-making functions it has today will be transferred back fully to the Department for Culture, Media and Sport. Under Cameron's subsequent premiership of
3660-477: A summary of the responses received, and uses this information as a basis for its decisions. Michael Grade, Baron Grade of Yarmouth was appointed as chairman of Ofcom for a four-year term from 1 May 2022. The current Chief Executive is Melanie Dawes who was appointed on 12 February 2020. The first chairman of Ofcom (2002–2009) was David Currie, Baron Currie of Marylebone , Dean of Cass Business School at City University . The first chief executive (2003–2007)
3782-411: A telephone network, the caller is connected to the person to whom they wish to talk by switches at various telephone exchanges . The switches form an electrical connection between the two users and the setting of these switches is determined electronically when the caller dials the number. Once the connection is made, the caller's voice is transformed to an electrical signal using a small microphone in
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3904-650: A televised interview of the confessions made by a Qatari citizen, Dr. Mahmoud Al-Jaida, while he was detained arbitrarily in the Abu Dhabi prisons in 2013. The National Human Rights Committee of the State of Qatar welcomed Ofcom's decision. Under the decision, it was stated that on 28 June 2017, the Abu Dhabi TV channel, which is affiliated with Abu Dhabi Media Company P.J.S.C "ADMC", licensed under Ofcom had broadcast an interview recording titled "Mahmoud Al-Jaidah and
4026-412: A version of the electrical telegraph that he unsuccessfully demonstrated on September 2, 1837. His code was an important advance over Wheatstone's signaling method. The first transatlantic telegraph cable was successfully completed on July 27, 1866, allowing transatlantic telecommunication for the first time. The conventional telephone was patented by Alexander Bell in 1876. Elisha Gray also filed
4148-581: Is adapted from the French, because its written use was recorded in 1904 by the French engineer and novelist Édouard Estaunié . Communication was first used as an English word in the late 14th century. It comes from Old French comunicacion (14c., Modern French communication), from Latin communicationem (nominative communication), noun of action from past participle stem of communicare, "to share, divide out; communicate, impart, inform; join, unite, participate in," literally, "to make common", from communis". At
4270-512: Is an inspirational leader who has shown me great loyalty and friendship. I would like to thank them both for their support. The Guardian newspaper, citing official company accounts, claims Brooks received a £10.8m payoff for leaving News International. In September 2015, Brooks was reappointed as CEO of the company, now named News UK. The company's major titles are published by subsidiary companies, Times Newspapers Ltd and News Group Newspapers . Until 2010, these newspapers were written at
4392-671: Is called point-to-point communication because it occurs between a transmitter and a receiver. Telecommunication through radio broadcasts is called broadcast communication because it occurs between a powerful transmitter and numerous low-power but sensitive radio receivers. Telecommunications in which multiple transmitters and multiple receivers have been designed to cooperate and share the same physical channel are called multiplex systems . The sharing of physical channels using multiplexing often results in significant cost reduction. Multiplexed systems are laid out in telecommunication networks and multiplexed signals are switched at nodes through to
4514-451: Is called (in the jargon of the field) " quadrature amplitude modulation " (QAM) that are used in high-capacity digital radio communication systems. Modulation can also be used to transmit the information of low-frequency analogue signals at higher frequencies. This is helpful because low-frequency analogue signals cannot be effectively transmitted over free space. Hence the information from a low-frequency analogue signal must be impressed into
4636-434: Is commonly called "keying" —a term derived from the older use of Morse Code in telecommunications—and several keying techniques exist (these include phase-shift keying , frequency-shift keying , and amplitude-shift keying ). The " Bluetooth " system, for example, uses phase-shift keying to exchange information between various devices. In addition, there are combinations of phase-shift keying and amplitude-shift keying which
4758-794: Is converted from electricity to sound. Telecommunication systems are occasionally "duplex" (two-way systems) with a single box of electronics working as both the transmitter and a receiver, or a transceiver (e.g., a mobile phone ). The transmission electronics and the receiver electronics within a transceiver are quite independent of one another. This can be explained by the fact that radio transmitters contain power amplifiers that operate with electrical powers measured in watts or kilowatts, but radio receivers deal with radio powers measured in microwatts or nanowatts . Hence, transceivers have to be carefully designed and built to isolate their high-power circuitry and their low-power circuitry from each other to avoid interference. Telecommunication over fixed lines
4880-481: Is degraded by undesirable noise . Commonly, the noise in a communication system can be expressed as adding or subtracting from the desirable signal via a random process . This form of noise is called additive noise , with the understanding that the noise can be negative or positive at different instances. Unless the additive noise disturbance exceeds a certain threshold, the information contained in digital signals will remain intact. Their resistance to noise represents
5002-545: Is illegal unless it is shown to be in the public interest. Apparently these activities were well known within the News of the World , being "openly paid for by the accounts department with invoices which itemised illegal acts". The paperwork was alleged to show the above occurred during the tenure of Andy Coulson , who was chief press advisor to David Cameron , leader of the UK's Conservative Party , until his resignation on 21 January 2011. On 4 July, The Guardian reported that
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5124-445: Is responsible for the management, regulation, assignment and licensing of the electromagnetic spectrum in the UK, and licenses portions of it for use in television and radio broadcasts, mobile phone transmissions, private communications networks, wireless devices and so on. The process of licensing varies depending on the type of use required. Some licences simply have to be applied and paid for; other commercial licences are subject to
5246-609: Is self-evident in the case of online retailer Amazon.com but, according to academic Edward Lenert, even the conventional retailer Walmart has benefited from better telecommunication infrastructure compared to its competitors. In cities throughout the world, home owners use their telephones to order and arrange a variety of home services ranging from pizza deliveries to electricians. Even relatively poor communities have been noted to use telecommunication to their advantage. In Bangladesh 's Narsingdi District , isolated villagers use cellular phones to speak directly to wholesalers and arrange
5368-448: Is separated from its adjacent stations by 200 kHz, and the difference between 200 kHz and 180 kHz (20 kHz) is an engineering allowance for the imperfections in the communication system. In the example above, the "free space channel" has been divided into communications channels according to frequencies , and each channel is assigned a separate frequency bandwidth in which to broadcast radio waves. This system of dividing
5490-449: Is the informational equivalent of two newspaper pages per person per day in 1986, and six entire newspapers per person per day by 2007. Given this growth, telecommunications play an increasingly important role in the world economy and the global telecommunications industry was about a $ 4.7 trillion sector in 2012. The service revenue of the global telecommunications industry was estimated to be $ 1.5 trillion in 2010, corresponding to 2.4% of
5612-569: Is the transmission of information with an immediacy comparable to face-to-face communication. As such, slow communications technologies like postal mail and pneumatic tubes are excluded from the definition. Many transmission media have been used for telecommunications throughout history, from smoke signals , beacons , semaphore telegraphs , signal flags , and optical heliographs to wires and empty space made to carry electromagnetic signals. These paths of transmission may be divided into communication channels for multiplexing , allowing for
5734-555: The 2010 UK coalition government , the Public Bodies Act 2011 did remove or modify several of Ofcom's duties, although it did not substantially reduce Ofcom's remit. On 1 October 2011, Ofcom took over responsibility for regulating the postal services industry from the Postal Services Commission (Postcomm). In April 2015, Ofcom announced that telephone companies would have to provide customers with
5856-461: The Iranian presidential election in 2009 , that was obtained by force while he was held in a Tehran jail. Press TV said that Bahari did not "dispute the truth and accuracy" of the extract of the interview, so it made "no logical sense" to require his consent. The Sitefinder database is a national database of mobile phone base stations in the UK. In September 2007, an Information Tribunal ruled that
5978-435: The News of the World . This led to The Royal British Legion severing ties with the paper until such allegations are proved false. On the same day, James Murdoch announced the News of the World would be shut down after the publication of one more edition on 10 July 2011, due to the allegations. The newspaper had already been faced with the withdrawal of a number of sponsors which had advertised their products and services in
6100-773: The Nipkow disk by Paul Nipkow and thus became known as the mechanical television . It formed the basis of experimental broadcasts done by the British Broadcasting Corporation beginning on 30 September 1929. However, for most of the 20th century, televisions depended on the cathode ray tube invented by Karl Ferdinand Braun . The first version of such a television to show promise was produced by Philo Farnsworth and demonstrated to his family on 7 September 1927. After World War II, interrupted experiments resumed and television became an important home entertainment broadcast medium. The type of device known as
6222-511: The Postal Services Act 2011 regulatory responsibility for postal services transferred to Ofcom on 1 October 2011, with its primary duty to maintain the UK's six-day-a-week universal postal service. Ofcom makes extensive use of consultations with industry and the public to help it make decisions based upon the evidence presented. Consultation processes begin with publishing documents on its website, asking for views and responses. If
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#17327808664276344-759: The Supreme Court , who in turn referred a point of law to the European Court of Justice , and then in October 2011 ordered that the matter should be remitted to the Information Rights Tribunal to reconsider the public interest balancing exercise. On 12 December 2012, the Information Rights Tribunal upheld its decision of 4 September 2007. In 2017, Ofcom's advisory committee for Wales awarded Deryn Consulting
6466-537: The UK Parliament announced the creation of Ofcom. The new body, which was to replace several existing authorities, was conceived as a "super-regulator" to oversee media channels that were rapidly converging through digital transmission. On 29 December 2003, Ofcom launched, formally inheriting the duties that had previously been the responsibility of five different regulators: In July 2009, Conservative Party opposition leader David Cameron referenced Ofcom in
6588-440: The spark gap transmitter for radio or mechanical computers for computing, it was the invention of the thermionic vacuum tube that made these technologies widespread and practical, leading to the creation of electronics . In the 1940s, the invention of semiconductor devices made it possible to produce solid-state devices, which are smaller, cheaper, and more efficient, reliable, and durable than thermionic tubes. Starting in
6710-484: The "fit and proper" holder of a UK broadcasting licence. On the same day Ed Richards , the then chief executive of Ofcom, replied to Simon Hughes MP, Don Foster MP and Tim Farron MP following a letter which they had written to him on 8 July concerning News Corporation's shareholding in BSkyB. In the letter Richards confirmed that Ofcom considers that News Corporation's current shareholding of 39.14% in BSkyB does give it
6832-705: The 1932 Plenipotentiary Telegraph Conference and the International Radiotelegraph Conference in Madrid, the two organizations merged to form the International Telecommunication Union (ITU). They defined telecommunication as "any telegraphic or telephonic communication of signs, signals, writing, facsimiles and sounds of any kind, by wire, wireless or other systems or processes of electric signaling or visual signaling (semaphores)." The definition
6954-497: The 1970s. In the 1960s, Paul Baran and, independently, Donald Davies started to investigate packet switching , a technology that sends a message in portions to its destination asynchronously without passing it through a centralized mainframe . A four-node network emerged on 5 December 1969, constituting the beginnings of the ARPANET , which by 1981 had grown to 213 nodes . ARPANET eventually merged with other networks to form
7076-752: The American mass media conglomerate News Corp . It is the current publisher of The Times , The Sunday Times , and The Sun newspapers; its former publications include the Today , News of the World , and The London Paper newspapers. It was established in February 1981 under the name News International plc . In June 2002, the company name was changed to News International Limited , and on 31 May 2011, to NI Group Limited , and on 26 June 2013 to News UK . Between 1987 and 1995, News International owned, through its subsidiary News (UK) Ltd, Today ,
7198-496: The Authority for Television on Demand. The Digital Economy Act 2017 extended Ofcom's remit and powers. Ofcom were given powers concerning the minimum broadband speed provided by Internet service providers , the ability to financially penalise communications providers for failing to comply with licence commitments and the power to require public service broadcasters to include a minimum quantity of children's programming made in
7320-486: The Chief Executive of John Lewis in June 2019, the office of Chief Executive remained open until Jonathan Oxley was appointed as Interim Chief Executive. In February 2020, it was announced that Melanie Dawes would become the new Chief Executive. On 15 March 2016, it was announced that Steve Gettings would become Corporation Secretary in succession to Graham Howell. Ofcom's key personnel are: Ofcom publishes
7442-594: The Deputy Prime Minister Nick Clegg stated that the Government would launch a review of laws on what constituted a "fit and proper" owner for broadcasting companies in the United Kingdom, and that anyone found not to meet that standard can be forced to give up their current holdings in a company. On 22 July 2011, it was reported that Ofcom had begun an investigation into whether the phone-hacking scandal may have changed BSkyB's status as
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#17327808664277564-466: The ITU was able to compile an index that measures the overall ability of citizens to access and use information and communication technologies. Using this measure, Sweden, Denmark and Iceland received the highest ranking while the African countries Niger , Burkina Faso and Mali received the lowest. Telecommunication has played a significant role in social relationships. Nevertheless, devices like
7686-688: The Internet. While Internet development was a focus of the Internet Engineering Task Force (IETF) who published a series of Request for Comments documents, other networking advancements occurred in industrial laboratories , such as the local area network (LAN) developments of Ethernet (1983), Token Ring (1984) and Star network topology. The effective capacity to exchange information worldwide through two-way telecommunication networks grew from 281 petabytes (PB) of optimally compressed information in 1986 to 471 PB in 1993 to 2.2 exabytes (EB) in 2000 to 65 EB in 2007. This
7808-556: The UK but licensed abroad. In 2012 Ofcom lodged a complaint with the Dutch media regulator regarding the content of adult chat television channels which are broadcast in the UK but licensed in the Netherlands. Based on a survey of 200 British respondents, Ofcom published in 2016 a list of about 50 words classified in four grades of offensiveness, from "milder" to "strongest". Ofcom regulates the UK telecoms sector, defining and enforcing
7930-491: The UK. After investigations exceeding eight months, Ofcom reported that Al Jazeera was in line with journalism standards and cleared the filmmakers of the allegations. In May 2011, Ofcom ruled that Press TV , an Iranian English-language satellite channel, was responsible for a serious breach of UK broadcasting rules and could face a fine for airing an interview with Maziar Bahari , the Newsweek journalist arrested covering
8052-502: The UK. Broadcasters must comply by the terms of their licence, or risk having it revoked. Ofcom also publishes the Broadcasting Code, a series of rules which all broadcast content on television and radio must follow. The Broadcasting Code requires that content inappropriate for children should not be broadcast between the hours of 5:30 a.m. and 9:00 p.m. Premium-rate film services may broadcast content equivalent to
8174-442: The United Kingdom had used the service to coordinate social arrangements and 42% to flirt. In cultural terms, telecommunication has increased the public's ability to access music and film. With television, people can watch films they have not seen before in their own home without having to travel to the video store or cinema. With radio and the Internet, people can listen to music they have not heard before without having to travel to
8296-827: The United Kingdom. The act also transferred to Ofcom the regulation of the BBC , a duty previously undertaken by the BBC Trust , and updated the Ofcom Electronic Communications Code to make it easier for telecommunications companies to erect and extend mobile masts. Following a consultation over the Online Harms White Paper published by the UK government in April 2019, the government announced in February 2020 that it intended Ofcom to have
8418-734: The United States was spent on media that depend upon telecommunication. Many countries have enacted legislation which conforms to the International Telecommunication Regulations established by the International Telecommunication Union (ITU), which is the "leading UN agency for information and communication technology issues". In 1947, at the Atlantic City Conference, the ITU decided to "afford international protection to all frequencies registered in
8540-473: The World was another tabloid newspaper owned by the company; however, its closure was announced on 7 July 2011, following new evidence about a phone hacking scandal at the newspaper. The final issue was released on 10 July 2011. The News of the World was purchased by Murdoch in January 1969. The Sun was acquired in October 1969 from International Publishing Corporation . Murdoch states that he acts as
8662-402: The caller's handset . This electrical signal is then sent through the network to the user at the other end where it is transformed back into sound by a small speaker in that person's handset. News International News Corp UK & Ireland Limited (trading as News UK , formerly News International and NI Group ) is a British newspaper publisher, and a wholly owned subsidiary of
8784-689: The clandestine organization in UAE". According to the decision, the aired interview was recorded against the consent of Dr. Al-Jaidah, who was physically tortured during his time in the Abu Dhabi prison. The activity had constituted a serious breach of the principles of fairness and privacy detailed in the Ofcom Broadcasting Code. In 2019, Ofcom began an investigation into the Chinese international channel CGTN , owned by state broadcaster China Central Television (CCTV), following allegations that
8906-561: The company's annual turnover, whichever amount is higher. In July 2011, in the wake of the News International phone hacking scandal, Ofcom came under pressure to launch an inquiry into whether the parent company of News International , News Corporation , was still the "fit and proper" owner of a controlling stake in the satellite broadcasting company British Sky Broadcasting (BSkyB). On 13 July former Prime Minister Gordon Brown urged Ofcom to launch an investigation. On 15 July
9028-498: The conditions by which all mobile and fixed-line phone and broadband companies must abide. These 'general conditions' are wide-ranging rules relating to matters such as telephone numbering, emergency services, sales, marketing and interconnection standards. Ofcom's investigation unit monitors compliance with the conditions and resolves disputes between providers. Ofcom is also the competition authority for telecoms, enforcing remedies in markets where it believes dominant operators may have
9150-437: The correct destination terminal receiver. Communications can be encoded as analogue or digital signals , which may in turn be carried by analogue or digital communication systems. Analogue signals vary continuously with respect to the information, while digital signals encode information as a set of discrete values (e.g., a set of ones and zeroes). During propagation and reception, information contained in analogue signals
9272-519: The development of optical fibre. The Internet , a technology independent of any given medium, has provided global access to services for individual users and further reduced location and time limitations on communications. Telecommunication is a compound noun of the Greek prefix tele- (τῆλε), meaning distant , far off , or afar , and the Latin verb communicare , meaning to share . Its modern use
9394-537: The device—from the cathode to the anode. Adding one or more control grids within the tube enables the current between the cathode and anode to be controlled by the voltage on the grid or grids. These devices became a key component of electronic circuits for the first half of the 20th century and were crucial to the development of radio, television, radar, sound recording and reproduction , long-distance telephone networks, and analogue and early digital computers . While some applications had used earlier technologies such as
9516-463: The document is perceived to be long and complicated, a plain English summary is usually published as well. A period, usually of 10 weeks, is allowed for interested persons, companies or organisations to send in their responses to the consultation. After this consultation period, Ofcom publishes all the responses on its website, excluding any personal or confidential information. Ofcom then prepares
9638-422: The electrical telegraph, the last commercial line was abandoned in 1880. On July 25, 1837, the first commercial electrical telegraph was demonstrated by English inventor Sir William Fothergill Cooke and English scientist Sir Charles Wheatstone . Both inventors viewed their device as "an improvement to the [existing] electromagnetic telegraph" and not as a new device. Samuel Morse independently developed
9760-403: The expense of increasing the channel bandwidth requirement. The term "channel" has two different meanings. In one meaning, a channel is the physical medium that carries a signal between the transmitter and the receiver. Examples of this include the atmosphere for sound communications, glass optical fibres for some kinds of optical communications , coaxial cables for communications by way of
9882-474: The first UK national newspaper to be printed in colour. All of News International's newspapers (with the exception of The London Paper , launched in 2006) were founded by other owners, in some cases hundreds of years ago. In October 2005, News International sold TSL Education, publisher of Times Higher Education , Times Educational Supplement , and other education titles, for £235m ($ 415m). The Times Literary Supplement , previously part of TSL Education,
10004-406: The following statement regarding the 2017/2018 budget: "Ofcom has delivered 12 consecutive years of like-for-like real-terms budget reductions, and we will continue to reduce spending wherever we can." The Qatar-based news media outlet was reported to Ofcom in January 2017, following an exposé about Israeli diplomatic corps irregularities and influence peddling amongst political and student groups in
10126-431: The importance of social conversations and staying connected to family and friends. Since then the role that telecommunications has played in social relations has become increasingly important. In recent years, the popularity of social networking sites has increased dramatically. These sites allow users to communicate with each other as well as post photographs, events and profiles for others to see. The profiles can list
10248-479: The law and the independent board prevent him from exercising editorial control. However, an article in The Spectator following the resignation of James Harding stated that the trust has "never played much of a role in the 30 years Murdoch has owned the paper", and suggested that Murdoch had pressurised Harding to resign. News Group Newspapers Ltd publishes the tabloid newspaper The Sun . The News of
10370-552: The management of telecommunication and broadcasting. The history of broadcasting discusses some debates in relation to balancing conventional communication such as printing and telecommunication such as radio broadcasting. The onset of World War II brought on the first explosion of international broadcasting propaganda. Countries, their governments, insurgents, terrorists, and militiamen have all used telecommunication and broadcasting techniques to promote propaganda. Patriotic propaganda for political movements and colonization started
10492-479: The medium for transmitting signals. These networks were used for telegraphy and telephony for many decades. In the first decade of the 20th century, a revolution in wireless communication began with breakthroughs including those made in radio communications by Guglielmo Marconi , who won the 1909 Nobel Prize in Physics . Other early pioneers in electrical and electronic telecommunications include co-inventors of
10614-567: The medium into channels according to frequency is called " frequency-division multiplexing ". Another term for the same concept is " wavelength-division multiplexing ", which is more commonly used in optical communications when multiple transmitters share the same physical medium. Another way of dividing a communications medium into channels is to allocate each sender a recurring segment of time (a "time slot", for example, 20 milliseconds out of each second), and to allow each sender to send messages only within its own time slot. This method of dividing
10736-414: The medium into communication channels is called " time-division multiplexing " ( TDM ), and is used in optical fibre communication. Some radio communication systems use TDM within an allocated FDM channel. Hence, these systems use a hybrid of TDM and FDM. The shaping of a signal to convey information is known as modulation . Modulation can be used to represent a digital message as an analogue waveform. This
10858-742: The mid-1930s. In 1936, the BBC broadcast propaganda to the Arab World to partly counter similar broadcasts from Italy, which also had colonial interests in North Africa. Modern political debates in telecommunication include the reclassification of broadband Internet service as a telecommunications service (also called net neutrality ), regulation of phone spam , and expanding affordable broadband access. According to data collected by Gartner and Ars Technica sales of main consumer's telecommunication equipment worldwide in millions of units was: In
10980-596: The mid-1960s, thermionic tubes were replaced with the transistor . Thermionic tubes still have some applications for certain high-frequency amplifiers. On 11 September 1940, George Stibitz transmitted problems for his Complex Number Calculator in New York using a teletype and received the computed results back at Dartmouth College in New Hampshire . This configuration of a centralized computer ( mainframe ) with remote dumb terminals remained popular well into
11102-569: The mobile phones of thousands of public figures, including politicians and celebrities. Goodman was jailed in 2007 for tapping the mobile phones of three members of the royal staff; this is an offence under the Regulation of Investigatory Powers Act . It was stated by News International at the time that Goodman had acted without its knowledge, and that no other News International journalists made use of such methods. The evidence uncovered by The Guardian showed that many more figures were in fact
11224-568: The mobile telecommunications industry in keeping information about mast locations secret. Ofcom's stated reasons for the appeal have ranged from "preventing terrorist attacks" on the sites of phone masts to "protecting the intellectual property" of the mobile telecommunications industry. In April 2008, the High Court found in favour of the Information Commissioner's Office and over-ruled Ofcom's objections. Ofcom appealed to
11346-452: The music store. Telecommunication has also transformed the way people receive their news. A 2006 survey (right table) of slightly more than 3,000 Americans by the non-profit Pew Internet and American Life Project in the United States the majority specified television or radio over newspapers. Telecommunication has had an equally significant impact on advertising. TNS Media Intelligence reported that in 2007, 58% of advertising expenditure in
11468-400: The neighbourhood of 94.5 MHz (megahertz) while another radio station can simultaneously broadcast radio waves at frequencies in the neighbourhood of 96.1 MHz. Each radio station would transmit radio waves over a frequency bandwidth of about 180 kHz (kilohertz), centred at frequencies such as the above, which are called the "carrier frequencies" . Each station in this example
11590-618: The new legislation, which was promoted by an information campaign entitled UK Calling , call charges must be clearly stated on all materials that advertise a service number. The changes came after research found that callers are often confused about service call charges, and thus can avoid calling these numbers. The July 2015 changes also saw 'freephone numbers' 0800 and 0808 become free to call from both mobiles and landlines. In March 2016, Ofcom launched an interactive "Mobile coverage and fixed broadband checker", allowing people to check mobile coverage and broadband speeds via their post code. Ofcom
11712-450: The newspaper, not to mention the inevitable fall in sales that the newspaper would have faced had it remained in circulation. On 15 July, Rebekah Brooks resigned as chief executive of News International. She commented thus on her departure: As chief executive of the company, I feel a deep sense of responsibility for the people we have hurt and I want to reiterate how sorry I am for what we now know to have taken place. I have believed that
11834-467: The operator of a number of radio stations across the United Kingdom and Ireland. In December 2020, Ofcom granted a licence to News UK & Ireland Limited to operate a new television channel on satellite and cable (not to be confused with Andrew Neil 's GB News , which is a separate news channel launched in June 2021). At that time, News UK TV was overseen by David Rhodes who had been
11956-515: The presence or absence of an atmosphere between the two. Radio waves travel through a perfect vacuum just as easily as they travel through air, fog, clouds, or any other kind of gas. The other meaning of the term "channel" in telecommunications is seen in the phrase communications channel , which is a subdivision of a transmission medium so that it can be used to send multiple streams of information simultaneously. For example, one radio station can broadcast radio waves into free space at frequencies in
12078-578: The public from harmful or offensive material. Some of the main areas Ofcom regulates are TV and radio standards, broadband and phones, video-sharing platforms online, the wireless spectrum and postal services. The regulator was initially established by the Office of Communications Act 2002 and received its full authority from the Communications Act 2003 . On 20 June 2001, the Queen's Speech to
12200-521: The public from knowing anything about the hundreds of pages of evidence which had been disclosed in Taylor's case". In contrast to News International's earlier denials of knowledge, The Guardian cites suppressed evidence revealing that News of the World ' s editorial staff were involved with private investigators who engaged in illegal phone-hacking, and that both reporters and executives were commissioning purchases of confidential information; this
12322-540: The public should have access to the database under the Freedom of Information Act 2000 . However, as Ofcom has no legal power to force mobile phone operators to add information to the database, UK mobile phone operators consequently ceased updating it. Ofcom appealed against the Freedom of Information Act ruling, together with one UK mobile operator – T-Mobile. This has led to accusations of the organisation's complicity with
12444-709: The relationship as causal. Because of the economic benefits of good telecommunication infrastructure, there is increasing worry about the inequitable access to telecommunication services amongst various countries of the world—this is known as the digital divide . A 2003 survey by the International Telecommunication Union (ITU) revealed that roughly a third of countries have fewer than one mobile subscription for every 20 people and one-third of countries have fewer than one land-line telephone subscription for every 20 people. In terms of Internet access, roughly half of all countries have fewer than one out of 20 people with Internet access. From this information, as well as educational data,
12566-506: The right and responsible action has been to lead us through the heat of the crisis. However my desire to remain on the bridge has made me a focal point of the debate. This is now detracting attention from all our honest endeavours to fix the problems of the past. Therefore I have given Rupert and James Murdoch my resignation. While it has been a subject of discussion, this time my resignation has been accepted. Rupert's wisdom, kindness and incisive advice has guided me throughout my career and James
12688-579: The subject of phone-taps, including Nigella Lawson , Lenny Henry , Gwyneth Paltrow , John Prescott , Boris Johnson , and Tessa Jowell . In 2008, the News of the World paid in excess of £400,000 in damages to Gordon Taylor , the chief executive of the Professional Footballers' Association , who was suing the newspaper for its involvement in the illegal interception of messages to his mobile phone. According to The Guardian , this payment, made in exchange for Taylor's silence, "prevented
12810-609: The telegraph Charles Wheatstone and Samuel Morse , numerous inventors and developers of the telephone including Antonio Meucci , Philipp Reis , Elisha Gray and Alexander Graham Bell , inventors of radio Edwin Armstrong and Lee de Forest , as well as inventors of television like Vladimir K. Zworykin , John Logie Baird and Philo Farnsworth . Since the 1960s, the proliferation of digital technologies has meant that voice communications have gradually been supplemented by data. The physical limitations of metallic media prompted
12932-412: The telephone system were originally advertised with an emphasis on the practical dimensions of the device (such as the ability to conduct business or order home services) as opposed to the social dimensions. It was not until the late 1920s and 1930s that the social dimensions of the device became a prominent theme in telephone advertisements. New promotions started appealing to consumers' emotions, stressing
13054-631: The then-newly discovered phenomenon of radio waves , demonstrating, by 1901, that they could be transmitted across the Atlantic Ocean. This was the start of wireless telegraphy by radio. On 17 December 1902, a transmission from the Marconi station in Glace Bay, Nova Scotia, Canada , became the world's first radio message to cross the Atlantic from North America. In 1904, a commercial service
13176-490: The voltages and electric currents in them, and free space for communications using visible light , infrared waves, ultraviolet light , and radio waves . Coaxial cable types are classified by RG type or "radio guide", terminology derived from World War II. The various RG designations are used to classify the specific signal transmission applications. This last channel is called the "free space channel". The sending of radio waves from one place to another has nothing to do with
13298-439: The wartime purposes of aircraft and land communication, radio navigation, and radar. Development of stereo FM broadcasting of radio began in the 1930s in the United States and the 1940s in the United Kingdom, displacing AM as the dominant commercial standard in the 1970s. On March 25, 1925, John Logie Baird demonstrated the transmission of moving pictures at the London department store Selfridges . Baird's device relied upon
13420-656: The world"). The News Building , where all of News UK's London operations are based, was opened on 16 September 2014 by the Mayor of London , Boris Johnson . Times Newspapers Limited publishes the compact daily newspaper The Times and the broadsheet The Sunday Times . Times Newspapers was formed in 1967 when the Thomson Corporation purchased The Times from the Astor family and merged it with The Sunday Times , which it had owned since 1959. The company
13542-418: The world's gross domestic product (GDP). Modern telecommunication is founded on a series of key concepts that experienced progressive development and refinement in a period of well over a century: Telecommunication technologies may primarily be divided into wired and wireless methods. Overall, a basic telecommunication system consists of three main parts that are always present in some form or another: In
13664-500: Was Stephen Carter, Baron Carter of Barnes , formerly a senior executive of JWT UK and NTL and subsequently a Minister for Communications, Technology and Broadcasting. Colette Bowe was appointed Ofcom chairman with effect from 11 March 2009. She was the founding chairman of the Telecoms Ombudsman Council, and chaired Ofcom's Consumer Panel from its inception in 2003 to December 2007. Dame Patricia Hodgson
13786-404: Was appointed as chairman of Ofcom for a three-year term from April 2014. She was a member of the Ofcom board from July 2011 and became deputy chairman in January 2012. On 18 July 2016, it was announced that her term would be extended for a further year until 2018. Sharon White was Ofcom's chief executive from 2015 to 2019, having replaced Ed Richards in the role. After Sharon White was appointed
13908-490: Was during the Spanish Armada , when a beacon chain relayed a signal from Plymouth to London . In 1792, Claude Chappe , a French engineer, built the first fixed visual telegraphy system (or semaphore line ) between Lille and Paris. However semaphore suffered from the need for skilled operators and expensive towers at intervals of ten to thirty kilometres (six to nineteen miles). As a result of competition from
14030-407: Was established to transmit nightly news summaries to subscribing ships, which incorporated them into their onboard newspapers. World War I accelerated the development of radio for military communications . After the war, commercial radio AM broadcasting began in the 1920s and became an important mass medium for entertainment and news. World War II again accelerated the development of radio for
14152-476: Was incorporated as a private company on 3 June 1925 and was dissolved on 9 July 2024. The Times Limited has existed as a separate company since 1968 and as of September 2024 , registered at the same address, as a private, limited, non-trading company. An American edition of The Times was launched in New York City , Boston and some other East Coast US cities in 2006. Rupert Murdoch has stated that
14274-471: Was later reconfirmed, according to Article 1.3 of the ITU Radio Regulations , which defined it as "Any transmission , emission or reception of signs, signals, writings, images and sounds or intelligence of any nature by wire , radio, optical, or other electromagnetic systems". Homing pigeons have been used throughout history by different cultures. Pigeon post had Persian roots and
14396-624: Was later used by the Romans to aid their military. Frontinus claimed Julius Caesar used pigeons as messengers in his conquest of Gaul . The Greeks also conveyed the names of the victors at the Olympic Games to various cities using homing pigeons. In the early 19th century, the Dutch government used the system in Java and Sumatra . And in 1849, Paul Julius Reuter started a pigeon service to fly stock prices between Aachen and Brussels ,
14518-486: Was of little practical value because it relied on the electrophonic effect requiring users to place the receiver in their mouths to "hear". The first commercial telephone services were set up by the Bell Telephone Company in 1878 and 1879 on both sides of the Atlantic in the cities of New Haven and London. In 1894, Italian inventor Guglielmo Marconi began developing a wireless communication using
14640-426: Was purchased by Rupert Murdoch's News International in February 1981. The acquisition followed an intense 21 days of negotiations with the print unions, conducted by John Collier and Bill O'Neill . The Times Literary Supplement , Times Educational Supplement and Times Higher Education Supplement were also part of the group; the latter two publications have since been sold. Times Newspapers Holdings Limited
14762-453: Was reported that News UK's channel would now be called TalkTV (after the radio stations TalkRadio and talkSport ); Piers Morgan would be a presenter on the new service. News UK decided TalkTV would run on FreeSat , Freeview , Sky UK and Virgin Media (if slots could be acquired); the channel would feature current affairs, sport, and entertainment. In response to poor viewer ratings
14884-620: Was retained by News International as part of the deal. Darwin Ltd, which had taken over the company, continued to produce the same product. In July 2009, The Guardian , a newspaper owned by Guardian Media Group , reported that News Group Newspapers paid in excess of £1m to settle legal cases that threatened to reveal News Group journalists' use on repeated occasions of illegal methods in the pursuit of stories. It has been alleged that News Group staff were accused of engaging in phone hacking , including Clive Goodman , illegally accessed voicemail for
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