98-455: A random-access channel ( RACH ) is a shared channel used by wireless terminals to access the mobile network ( TDMA / FDMA , and CDMA based network) for call set-up and bursty data transmission. Whenever mobile wants to make an MO (Mobile Originating) call it schedules the RACH. RACH is transport-layer channel; the corresponding physical-layer channel is PRACH. Since RACH is shared, there
196-582: A car phone in 1984, while its first handheld mobile phone called the SH-100 was made in 1988. It expanded to other markets during the 1990s. Its first smartphone was the Samsung SPH-i300 in 2001. During the early 2000s Samsung popularised the clamshell ("flip phone") design, and the SGH-T100 was the first ever "true color" mobile phone and the firm's first to sell over 10 million handsets. In
294-470: A "dedicated channel" in UMTS, which is assigned exclusively to one user at a time). There is no certainty that only a single device makes a connection attempt at one time, so collisions can result. Mobile phone A mobile phone or cell phone is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area, as opposed to
392-456: A 40 percent market share worldwide and as of 2018 has a 98% share of the global AMOLED market. The company generated $ 100.2 million out of the total $ 475 million revenues in the global OLED market in 2006. As of 2006, it held more than 600 American patents and more than 2,800 international patents, making it the largest owner of AMOLED technology patents. Samsung's current AMOLED smartphones use its Super AMOLED trademark, with
490-400: A basic mobile phone, which is only capable of voice calling and text messaging. Feature phones and basic mobile phones tend to use a proprietary, custom-designed software and user interface . By contrast, smartphones generally use a mobile operating system that often shares common traits across devices. The critical advantage that modern cellular networks have over predecessor systems is
588-434: A customer unit could use. A cellular network mobile phone system gets its name from dividing the service area into many small cells, each with a base station with (for example) a useful range on the order of a kilometer (mile). These systems have dozens or hundreds of possible channels allocated to them. When a subscriber is using a given channel for a telephone connection, that frequency is unavailable for other customers in
686-418: A few sets of radio channels (frequencies). Once these few channels were in use by customers, no further customers could be served until another user vacated a channel. It would be impractical to give every customer a unique channel since there would not be enough bandwidth allocated to the mobile service. As well, technical limitations such as antenna efficiency and receiver design limit the range of frequencies
784-506: A fixed-location phone ( landline phone ). The radio frequency link establishes a connection to the switching systems of a mobile phone operator , which provides access to the public switched telephone network (PSTN). Modern mobile telephone services use a cellular network architecture, and therefore mobile telephones are called cellphones (or "cell phones") in North America. In addition to telephony , digital mobile phones support
882-469: A global recall of the product and a temporary halt in production. Despite the setback, Samsung recovered by launching successful products such as the Galaxy S8 and Galaxy Note 8 in 2017, which helped restore consumer confidence. During this time, Samsung continued its push into new markets. In November 2016, it announced its acquisition of Harman International Industries for $ 8bn, marking a major step into
980-542: A key supplier of Apple components as of October 2013, manufacturing the A7 processors inside the iPhone 5S model. From 2000 to 2003, Samsung maintained a net earnings growth of over 5%, even as 16 of South Korea's 30 largest companies collapsed following a financial crisis. In 2005, Samsung surpassed its Japanese rival, Sony , for the first time, becoming the 20th most popular global consumer brand according to Interbrand rankings. In 2007, Samsung overtook Motorola to become
1078-532: A leading corporation together, but they were not rivals, as they had been in talks for a time until they finally merged. In the 1980s and early 1990s, Samsung sold personal computers under the Leading Technology brand. However, the equipment was manufactured by Samsung, and the FCC filings from this period typically refer to Samsung products. In 1988, Samsung Electronics launched its first mobile phone in
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#17327826845281176-523: A mobile device, such as a smartphone. The term "app" is a shortening of the term "software application". A common data application on mobile phones is Short Message Service (SMS) text messaging. The first SMS message was sent from a computer to a mobile phone in 1992 in the UK while the first person-to-person SMS from phone to phone was sent in Finland in 1993. The first mobile news service, delivered via SMS,
1274-484: A new semiconductor manufacturing facility in Taylor, Texas , part of its strategy to expand its chip production capabilities amid the global semiconductor shortage. At CES 2024, Samsung demonstrated Ballie, an AI-powered home robot designed to assist with daily tasks, monitor pets, and integrate with smart home appliances. Samsung has been working to meet sustainability goals and reduce its environmental impact. In 2023,
1372-401: A number of distinguishing features. The International Telecommunication Union measures those with Internet connection, which it calls Active Mobile-Broadband subscriptions (which includes tablets, etc.). In the developed world, smartphones have now overtaken the usage of earlier mobile systems. However, in the developing world, they account for around 50% of mobile telephony . Feature phone
1470-498: A press release for its curved display technology with the Galaxy Round smartphone model. The press release described the product as the "world's first commercialized full HD Super AMOLED flexible display". The manufacturer explains that users can check information such as time and battery life when the home screen is off, and can receive information from the screen by tilting the device. Samsung's mobile cell business began with
1568-501: A problem due to the design of the phone, the quality of the cellular network and compression algorithms used in long-distance calls . Audio quality can be improved using a VoIP application over WiFi . Cellphones have small speakers so that the user can use a speakerphone feature and talk to a person on the phone without holding it to their ear. The small speakers can also be used to listen to digital audio files of music or speech or watch videos with an audio component, without holding
1666-464: A single hand, since most thumbs cannot reach the entire screen surface; they may need to be shifted around in the hand, held in one hand and manipulated by the other, or used in place with both hands. Due to design advances, some modern smartphones with large screen sizes and "edge-to-edge" designs have compact builds that improve their ergonomics, while the shift to taller aspect ratios have resulted in phones that have larger screen sizes whilst maintaining
1764-517: A single platform. There are a huge variety of apps, including video games , music products and business tools. Up until that point, smartphone application distribution depended on third-party sources providing applications for multiple platforms, such as GetJar , Handango , Handmark , and PocketGear . Following the success of the App Store, other smartphone manufacturers launched application stores, such as Google's Android Market (later renamed to
1862-429: A small microchip called a Subscriber Identity Module or SIM card , in order to function. The SIM card is approximately the size of a small postage stamp and is usually placed underneath the battery in the rear of the unit. The SIM securely stores the service-subscriber key (IMSI) and the K i used to identify and authenticate the user of the mobile phone. The SIM card allows users to change phones by simply removing
1960-408: A technological lead sometime in the future. This patient vertical integration strategy of manufacturing components has borne fruit for Samsung in the late 2000s. A complementary brand leadership strategy was also initiated by chairman Lee when he declared 1996 to be the "Year of Design Revolution" at Samsung. His objective was to build Samsung design capabilities as a competitive asset and transform
2058-471: A telephone service area, which is divided up into 'cells'. Each cell uses a different set of frequencies from neighboring cells, and will typically be covered by three towers placed at different locations. The cell towers are usually interconnected to each other and the phone network and the internet by wired connections. Due to bandwidth limitations each cell will have a maximum number of cell phones it can handle at once. The cells are therefore sized depending on
SECTION 20
#17327826845282156-652: A variety of other services , such as text messaging , multimedia messaging , email , Internet access (via LTE , 5G NR or Wi-Fi ), short-range wireless communications ( infrared , Bluetooth ), satellite access ( navigation , messaging connectivity ), business applications, payments (via NFC ), multimedia playback and streaming ( radio , television ), digital photography , and video games . Mobile phones offering only basic capabilities are known as feature phones ( slang : "dumbphones" ); mobile phones that offer greatly advanced computing capabilities are referred to as smartphones . The first handheld mobile phone
2254-469: A very thin carbon microphone". Early predecessors of cellular phones included analog radio communications from ships and trains. The race to create truly portable telephone devices began after World War II, with developments taking place in many countries. The advances in mobile telephony have been traced in successive "generations", starting with the early zeroth-generation ( 0G ) services, such as Bell System 's Mobile Telephone Service and its successor,
2352-482: Is a probability that two or more mobiles transmit at the same time and their transmissions collide in the medium (air) and they will not be granted access to the network. This happens because limit for number of mobiles transmitting in one RACH time slot is not defined in the GSM standard. If collision happens then mobile waits for random period of time and transmits the RACH again. RACH uses GSM 51 frame multiframe structure in
2450-412: Is a term typically used as a retronym to describe mobile phones which are limited in capabilities in contrast to a modern smartphone . Feature phones typically provide voice calling and text messaging functionality, in addition to basic multimedia and Internet capabilities, and other services offered by the user's wireless service provider . A feature phone has additional functions over and above
2548-464: Is also the world's largest semiconductor memory manufacturer and from 2017 to 2018, was the largest semiconductor company in the world, briefly dethroning Intel , the decades-long champion. Samsung Electronics has assembly plants and sales networks in 76 countries and employs more than 260,000 people. However, in 2024, Samsung Eletronics lost its No.1 position in global smartphone shipments and semiconductor sales. Samsung Electric Industries
2646-471: Is approximately 50 millimeters (1.97 inches). While reducing the thickness substantially, the company maintained the performance of previous models, including Full HD 1080p resolution, 120 Hz refresh rate, and 5000:1 contrast ratio. On 6 September 2013, Samsung launched its 55-inch curved OLED TV (model KE55S9C) in the United Kingdom with John Lewis. In October 2013, Samsung disseminated
2744-513: Is being used or not) using a technique known as multilateration to calculate the differences in time for a signal to travel from the mobile phone to each of several cell towers near the owner of the phone. The movements of a mobile phone user can be tracked by their service provider and, if desired, by law enforcement agencies and their governments. Both the SIM card and the handset can be tracked. China has proposed using this technology to track
2842-456: Is currently the pinnacle of the Samsung chaebol , accounting for 70% of the group's revenue in 2012, and has played a key role in the group's corporate governance due to cross ownership . It is majority-owned by foreign investors. As of 2019, Samsung Electronics is the world's second-largest technology company by revenue, and its market capitalization stood at US$ 520.65 billion,
2940-468: The 5G NR (5G New Radio) standard. 5G can be implemented in low-band, mid-band or high-band millimeter-wave, with download speeds that can achieve gigabit-per-second (Gbit/s) range, aiming for a network latency of 1 ms. This near-real-time responsiveness and improved overall data performance are crucial for applications like online gaming , augmented and virtual reality , autonomous vehicles , IoT, and critical communication services. Smartphones have
3038-648: The Improved Mobile Telephone Service . These 0G systems were not cellular , supported a few simultaneous calls, and were very expensive. The first handheld cellular mobile phone was demonstrated by John F. Mitchell and Martin Cooper of Motorola in 1973, using a handset weighing 2 kilograms (4.4 lb). The first commercial automated cellular network ( 1G ) analog was launched in Japan by Nippon Telegraph and Telephone in 1979. This
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3136-888: The Philippines . A pilot project in Bali was launched in 2011 by the International Finance Corporation and an Indonesian bank, Bank Mandiri . Mobile payments were first trialled in Finland in 1998 when two Coca-Cola vending machines in Espoo were enabled to work with SMS payments. Eventually, the idea spread and in 1999, the Philippines launched the country's first commercial mobile payments systems with mobile operators Globe and Smart . Some mobile phones can make mobile payments via direct mobile billing schemes, or through contactless payments if
3234-647: The Samsung Wave S8500 and Samsung i9000 Galaxy S being launched in June 2010. In January 2011, it announced its Super AMOLED Plus displays – which offer several advances over the older Super AMOLED displays – real stripe matrix (50 percent more sub pixels), thinner form factor, brighter image and an 18 percent reduction in energy consumption. In October 2007, Samsung introducing a ten-millimeter thick, 40-inch LCD television panel, followed in October 2008 by
3332-649: The WCDMA standard. This was followed by 3.5G or 3G+ enhancements based on the high-speed packet access (HSPA) family, allowing UMTS networks to have higher data transfer speeds and capacity. 3G is able to provide mobile broadband access of several Mbit/s to smartphones and mobile modems in laptop computers. This ensures it can be applied to mobile Internet access, VoIP , video calls, and sending large e-mail messages, as well as watching videos, typically in standard-definition quality. By 2009, it had become clear that, at some point, 3G networks would be overwhelmed by
3430-587: The World Intellectual Property Organization (WIPO)'s annual World Intellectual Property Indicators report ranked Samsung's number of patent applications published under the PCT System as 2nd in the world, with 3,093 patent applications being published during 2020. This position is up from their previous ranking as 3rd in 2019 with 2,334 applications. By 2004 Samsung was the world's-largest manufacturer of OLEDs, with
3528-450: The internet of things (IoT), fixed wireless access , and multimedia streaming (including music, video, radio , and television ). Deployment of fifth-generation ( 5G ) cellular networks commenced worldwide in 2019. The term "5G" was originally used in research papers and projects to denote the next major phase in mobile telecommunication standards beyond the 4G / IMT-Advanced standards. The 3GPP defines 5G as any system that adheres to
3626-466: The phablet form factor with the Galaxy Note family. Samsung is also a major vendor of washing machines , refrigerators , computer monitors and soundbars . Samsung Electronics is also a major manufacturer of electronic components such as lithium-ion batteries , semiconductors , image sensors , camera modules , and displays for clients such as Apple , Sony , HTC , and Nokia . It
3724-599: The screen . Depending on the device's type and design, the screen fills most or nearly all of the space on a device's front surface. Many smartphone displays have an aspect ratio of 16:9 , but taller aspect ratios became more common in 2017. Screen sizes are often measured in diagonal inches or millimeters ; feature phones generally have screen sizes below 90 millimetres (3.5 in). Phones with screens larger than 130 millimetres (5.2 in) are often called " phablets ." Smartphones with screens over 115 millimetres (4.5 in) in size are commonly difficult to use with only
3822-418: The semiconductor business by acquiring Korea Semiconductor, which was on the verge of bankruptcy while building one of the first chip-making facilities in the country at the time. Soon after, Korea Telecommunications, an electronic switching system producer and a Samsung Group company, took over the semiconductor business and became Samsung Semiconductor & Communications. In February 1983, Lee, along with
3920-414: The 12th largest in the world. It ranks as the world's largest manufacturer of smartphones since 2011 — starting with the original Samsung Solstice , and most notably its Samsung Galaxy brand and its flagship Galaxy S series — and has also been the largest television manufacturer since 2006, both of which include related software and services like Samsung Pay and TV Plus . The company pioneered
4018-546: The GSM was used by over 5 billion people in over 220 countries. The GSM (2G) has evolved into 3G, 4G and 5G. The standardization body for GSM started at the CEPT Working Group GSM (Group Special Mobile) in 1982 under the umbrella of CEPT. In 1988, ETSI was established, and all CEPT standardization activities were transferred to ETSI. Working Group GSM became Technical Committee GSM. In 1991, it became Technical Committee SMG (Special Mobile Group) when ETSI tasked
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4116-577: The Galaxy S5, followed by the Galaxy S6 and Galaxy S6 Edge in 2015, both of which featured a significant redesign and introduced the concept of curved screens. The same year, Samsung also entered the rapidly growing Internet of Things (IoT) market by acquiring the smart home company SmartThings . In 2016, Samsung faced one of its most publicized crises when its Galaxy Note 7 devices began to overheat and catch fire due to defective batteries. This led to
4214-493: The Google Play Store), RIM's BlackBerry App World , or Android-related app stores like Aptoide , Cafe Bazaar , F-Droid , GetJar , and Opera Mobile Store . In February 2014, 93% of mobile developers were targeting smartphones first for mobile app development. As of 2022, the top five manufacturers worldwide were Samsung (21%), Apple (16%), Xiaomi (13%), Oppo (10%), and Vivo (9%). From 1983 to 1998, Motorola
4312-509: The Japanese companies, a decision that led to a significant amount of anti-Japanese public outcry and huge backlashes from the competitors fearing the outright subordination of the industry by the Japanese. The strategy was able to take off only after the government and Samsung declared that the company would exclusively focus on exports. Toshio Iue , the founder of Sanyo , played a role as an advisor to Lee Byung-chul , Samsung's founder, who
4410-714: The SIM card from one mobile phone and inserting it into another mobile phone or broadband telephony device, provided that this is not prevented by a SIM lock . The first SIM card was made in 1991 by Munich smart card maker Giesecke & Devrient for the Finnish wireless network operator Radiolinja . A hybrid mobile phone can hold up to four SIM cards, with a phone having a different device identifier for each SIM Card. SIM and R-UIM cards may be mixed together to allow both GSM and CDMA networks to be accessed. From 2010 onwards, such phones became popular in emerging markets, and this
4508-540: The South Korean market. Sales were initially poor, and by the early 1990s, Motorola held a market share of over 60 percent in the country's mobile phone market compared to just 10 percent for Samsung. Samsung's mobile phone division also struggled with poor quality and inferior products until the mid-1990s, and exit from the sector was a frequent topic of discussion within the company. Lee Kun-Hee decided that Samsung needed to change its strategy. The company shelved
4606-421: The UK, the total number of mobile phones overtook the number of houses in 1999. Today, mobile phones are globally ubiquitous, and in almost half the world's countries, over 90% of the population owns at least one. A handheld mobile radio telephone service was envisioned in the early stages of radio engineering. In 1917, Finnish inventor Eric Tigerstedt filed a patent for a "pocket-size folding telephone with
4704-497: The United States. While many other handset manufacturers focused on one or two operating systems, Samsung for a time used several of them: Symbian , Windows Phone , Linux-based LiMo , and Samsung's proprietary TouchWiz , Bada and Tizen . By 2013 Samsung had dropped all operating systems except Android phone and Windows Phone. That year Samsung released at least 43 Android phones or tablets and two Windows Phones. At
4802-578: The ability to transfer cash payments by secure SMS text message. Kenya's M-PESA mobile banking service, for example, allows customers of the mobile phone operator Safaricom to hold cash balances which are recorded on their SIM cards. Cash can be deposited or withdrawn from M-PESA accounts at Safaricom retail outlets located throughout the country and can be transferred electronically from person to person and used to pay bills to companies. Branchless banking has also been successful in South Africa and
4900-550: The abnormally high traffic. Capacity was further increased when phone companies implemented digital networks. With digital, one frequency can host multiple simultaneous calls. Additionally, short-range Wi-Fi infrastructure is often used by smartphones as much as possible as it offloads traffic from cell networks on to local area networks. The common components found on all mobile phones are: Low-end mobile phones are often referred to as feature phones and offer basic telephony. Handsets with more advanced computing ability through
4998-419: The automotive technology sector, particularly in connected car solutions. In 2017, Samsung reported record profits driven by its semiconductor business, particularly memory chips. By 2018, the company had solidified its position as one of the leading global manufacturers of semiconductors, overtaking Intel as the world's largest semiconductor supplier. In 2021, Samsung announced plans to invest $ 17bn to build
SECTION 50
#17327826845285096-961: The benefits of different calling plans. For example, a particular plan might provide for cheaper local calls, long-distance calls, international calls, or roaming. The mobile phone has been used in a variety of diverse contexts in society. For example: In 1998, one of the first examples of distributing and selling media content through the mobile phone was the sale of ringtones by Radiolinja in Finland. Soon afterwards, other media content appeared, such as news, video games, jokes, horoscopes, TV content and advertising. Most early content for mobile phones tended to be copies of legacy media , such as banner advertisements or TV news highlight video clips. Recently, unique content for mobile phones has been emerging, from ringtones and ringback tones to mobisodes , video content that has been produced exclusively for mobile phones. In many countries, mobile phones are used to provide mobile banking services, which may include
5194-479: The board of the Samsung industry and corporation agreement and help by sponsoring the event, made an announcement later dubbed the "Tokyo declaration", in which he declared that Samsung intended to become a dynamic random-access memory (DRAM) vendor. One year later, Samsung announced that it had successfully developed a 64 kb DRAM, reducing the technological gap between the companies from first-world countries and
5292-469: The call, from detecting the presence of a handset in a service area, temporary assignment of a channel to a handset making a call, interface with the land-line side of the network to connect to other subscribers, and collection of billing information for the service. The automation systems can control the "hand off" of a customer handset moving between one cell and another so that a call in progress continues without interruption, changing channels if required. In
5390-399: The clock rate (generally given in multiples of hertz ) but also the memory hierarchy also greatly affects overall performance. Because of these problems, the performance of mobile phone CPUs is often more appropriately given by scores derived from various standardized tests to measure the real effective performance in commonly used applications. One of the main characteristics of phones is
5488-407: The committee with UMTS (3G). In addition to transmitting voice over digital signals, the 2G network introduced data services for mobile, starting with SMS text messages, then expanding to Multimedia Messaging Service (MMS), and mobile internet with a theoretical maximum transfer speed of 384 kbit/s (48 kB/s). In 2001, the third-generation ( 3G ) was launched in Japan by NTT DoCoMo on
5586-618: The commuting patterns of Beijing city residents. In the UK and US, law enforcement and intelligence services use mobile phones to perform surveillance operations. Samsung Electronics Samsung Electronics Co., Ltd. ( SEC ; stylised as SΛMSUNG; Korean : 삼성전자 ; RR : Samseong Jeonja ; lit. Tristar Electronics) is a South Korean multinational major appliance and consumer electronics corporation founded on 13 January 1969 and headquartered in Yeongtong District , Suwon , South Korea. It
5684-605: The company announced a partnership with British Gas to integrate its services into Samsung's SmartThings app, helping users reduce energy consumption through smarter home management. As part of the partnership, British Gas began offering Samsung's energy-efficient heat pumps to support the UK's 2050 net-zero goals. In 2024, Samsung continues to be a leader in consumer electronics, semiconductors, and AI development, shaping technology through its innovations in smart homes, connected devices, and sustainable energy solutions. As of January 2024 In mid-November 2021, Samsung Electronics
5782-477: The company devised a plan to sponsor major sporting events. One such sponsorship was for the 1998 Winter Olympics held in Nagano , Japan. As a chaebol , Samsung Group wielded wealth that allowed the company to invest and develop new technology rather than build products at a level that would not have a detrimental impact on Samsung's finances. Samsung had a number of technological breakthroughs, particularly in
5880-431: The company into a global brand-design leader. However, this effort required major changes in corporate culture, processes, and systems. By integrating a comprehensive design management system and strategy into the corporate culture, Samsung was successful in developing an award-winning product design portfolio by the late 1990s, resulting in significant brand equity growth. As Samsung shifted away from consumer markets,
5978-465: The company's future, stating, "Samsung Electronics' future is not guaranteed, as most of our flagship products will be obsolete within ten years." Samsung has since set ambitious goals, aiming for $ 400bn in annual revenue within a decade, with 24 global research and development centers contributing to these efforts. In 2011, Samsung sold its hard disk drive (HDD) operations to Seagate Technology for $ 1.4 billion in cash and stock. In 2012, Kwon Oh-hyun
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#17327826845286076-435: The concept of frequency reuse allowing many simultaneous telephone conversations in a given service area. This allows efficient use of the limited radio spectrum allocated to mobile services, and lets thousands of subscribers converse at the same time within a given geographic area. Former systems would cover a service area with one or two powerful base stations with a range of up to tens of kilometers' (miles), using only
6174-415: The earliest mobile phone systems by contrast, all control was done manually; the customer would search for an unoccupied channel and speak to a mobile operator to request connection of a call to a landline number or another mobile. At the termination of the call the mobile operator would manually record the billing information. Mobile phones communicate with cell towers that are placed to give coverage across
6272-496: The end of 2009. In 2014, there were more than seven billion mobile phone subscribers worldwide, a number that is expected to keep growing. Mobile phones are used for a variety of purposes, such as keeping in touch with family members, for conducting business, and in order to have access to a telephone in the event of an emergency. Some people carry more than one mobile phone for different purposes, such as for business and personal use. Multiple SIM cards may be used to take advantage of
6370-486: The end of the third quarter of 2010, the company had surpassed the 70 million unit mark in shipped phones, giving it a global market share of 22 percent, trailing Nokia by 12 percent. Overall, the company sold 280 million mobile phones in 2010, corresponding to a market share of 20.2 percent. The company overtook Apple in worldwide smartphone sales during the third quarter 2011, with a total market share of 23.8 percent, compared to Apple's 14.6 percent share. Samsung became
6468-531: The ergonomics associated with smaller 16:9 displays. Liquid-crystal displays are the most common; others are IPS , LED , OLED , and AMOLED displays. Some displays are integrated with pressure-sensitive digitizers, such as those developed by Wacom and Samsung , and Apple's " 3D Touch " system. In sound, smartphones and feature phones vary little. Some audio-quality enhancing features, such as Voice over LTE and HD Voice , have appeared and are often available on newer smartphones. Sound quality can remain
6566-420: The expected usage density, and may be much smaller in cities. In that case much lower transmitter powers are used to avoid broadcasting beyond the cell. In order to handle the high traffic, multiple towers can be set up in the same area (using different frequencies). This can be done permanently or temporarily such as at special events or in disasters. Cell phone companies will bring a truck with equipment to host
6664-406: The field of memory which are commonplace in most electrical products today. This includes the world's first 64 MB DRAM in 1992, 256 MB DRAM in 1994, and 1 GB DRAM in 1996. In 2004, Samsung developed the world's first 8 GB NAND flash memory chip, and a manufacturing deal was struck with Apple in 2005. A deal to supply Apple with memory chips was sealed in 2005, and Samsung remains
6762-1347: The financial year ending 31 December): The company focuses on four areas: digital media, semiconductors , telecommunication networks, and LCD digital appliances. The digital-media business area covers computer devices such as laptop computers and laser printers ; digital displays such as televisions and computer monitors; consumer entertainment devices such as DVD players , MP3 players , and digital camcorders ; home appliances such as refrigerators, air conditioners, air purifiers , washing machines, microwave ovens, vacuum cleaners and robot vacuum cleaners . The semiconductor-business area includes semiconductor chips such as SDRAM , SRAM , NAND flash memory ; smart cards ; mobile application development , mobile application processors ; mobile TV receivers; RF transceivers; CMOS Image sensors, Smart Card IC , MP3 IC, DVD/Blu-ray Disc/HD DVD Player SOC, and multi-chip package (MCP). The telecommunication-network-business area includes multi-service DSLAMs and fax machines; cellular devices such as mobile phones, PDA phones, and hybrid devices called mobile intelligent terminals (MITs); and satellite receivers . The LCD business area focuses on producing TFT-LCD and organic light-emitting diode (OLED) panels for laptops, desktop monitors, and televisions. Samsung Print
6860-486: The first quarter of 2016, the top smartphone developers worldwide were Samsung , Apple and Huawei ; smartphone sales represented 78 percent of total mobile phone sales. For feature phones as of 2016 , the top-selling brands were Samsung, Nokia and Alcatel . Mobile phones are considered an important human invention as they have been one of the most widely used and sold pieces of consumer technology. The growth in popularity has been rapid in some places, for example, in
6958-599: The growth of bandwidth-intensive applications, such as streaming media . Consequently, the industry began looking to data-optimized fourth-generation ( 4G ) technologies, with the promise of speed improvements up to tenfold over existing 3G technologies. The first publicly available LTE service was launched in Scandinavia by TeliaSonera in 2009. In the 2010s, 4G technology has found diverse applications across various sectors, showcasing its versatility in delivering high-speed wireless communication, such as mobile broadband,
7056-569: The influence of European companies had significantly decreased due to fierce competition from American and Asian companies, to where most technical innovation had shifted. Apple and Google, both of the United States, also came to dominate mobile phone software. The world's largest individual mobile operator by number of subscribers is China Mobile , which has over 902 million mobile phone subscribers as of June 2018 . Over 50 mobile operators have over ten million subscribers each, and over 150 mobile operators had at least one million subscribers by
7154-465: The joint venture Samsung-NEC with Japan's NEC Corporation and Sumitomo Corporation to manufacture home appliances and audiovisual devices . Samsung-NEC later became Samsung SDI, the group's display and battery business unit. In 1973, Samsung and Sanyo created Samsung-Sanyo Parts, the predecessor of Samsung Electro-Mechanics . By 1981, Samsung Electric had manufactured over 10 million black-and-white televisions . In 1974, Samsung Group expanded into
7252-414: The local cell and in the adjacent cells. However, cells further away can re-use that channel without interference as the subscriber's handset is too far away to be detected. The transmitter power of each base station is coordinated to efficiently service its own cell, but not to interfere with the cells further away. Automation embedded in the customer's handset and in the base stations control all phases of
7350-590: The mid-2000s the SGH-D500 popularised the slider form factor, and later slider products such as the E250 were hits. In 2006 Samsung's X820 with a depth of 6.9 mm was the thinnest phone, and for many years its successor U100 would remain the skinniest at just 5.9 mm. In 2007 it launched the slate style touchscreen phone F700 which would precede its increasingly relevant touch phones such as Tocco and Omnia . Samsung overtook declining Motorola to become
7448-399: The phone and the point of sale support near field communication (NFC). Enabling contactless payments through NFC-equipped mobile phones requires the co-operation of manufacturers, network operators, and retail merchants. Mobile phones are commonly used to collect location data. While the phone is turned on, the geographical location of a mobile phone can be determined easily (whether it
7546-567: The phone close to the ear. The average phone battery lasts two–three years at best. Many of the wireless devices use a Lithium-Ion (Li-Ion) battery, which charges 500–2500 times, depending on how users take care of the battery and the charging techniques used. It is only natural for these rechargeable batteries to chemically age, which is why the performance of the battery when used for a year or two will begin to deteriorate. Battery life can be extended by draining it regularly, not overcharging it, and keeping it away from heat. Mobile phones require
7644-449: The production of many under-selling product lines and instead pursued a process of designing and manufacturing components and investing in new technologies for other companies. In addition, Samsung outlined a 10-year plan to shrug off its image as a "budget brand" and to challenge Sony as the world's largest consumer electronics manufacturer. It was hoped that, in this way, Samsung would gain an understanding of how products are made and give
7742-552: The second-generation ( 2G ) digital cellular technology was launched in Finland by Radiolinja on the GSM standard. This sparked competition in the sector as the new operators challenged the incumbent 1G network operators. The GSM standard is a European initiative expressed at the CEPT ("Conférence Européenne des Postes et Telecommunications", European Postal and Telecommunications conference). The Franco-German R&D cooperation demonstrated
7840-401: The technical feasibility, and in 1987, a Memorandum of Understanding was signed between 13 European countries that agreed to launch a commercial service by 1991. The first version of the GSM standard had 6,000 pages. The IEEE and RSE awarded Thomas Haug and Philippe Dupuis the 2018 James Clerk Maxwell medal for their contributions to the first digital mobile telephone standard. In 2018,
7938-489: The uplink to transmit information. Mostly TS1 is used but in high capacity GSM cell areas, TS2, TS4 and TS6 is also used for RACH leaving TS0 (mainly used for broadcast frequency). A random-access channel like that of mobile phone networks is also used in the OpenAirMesh network, between cluster heads and mesh routers. A key feature of a random-access channel is that messages are not scheduled (compared to, for example,
8036-699: The use of native software applications are known as smartphones . The first GSM phones and many feature phones had NOR flash memory, from which processor instructions could be executed directly in an execute in place architecture and allowed for short boot times. With smartphones, NAND flash memory was adopted as it has larger storage capacities and lower costs, but causes longer boot times because instructions cannot be executed from it directly, and must be copied to RAM memory first before execution. Mobile phones have central processing units (CPUs), similar to those in computers, but optimised to operate in low power environments. Mobile CPU performance depends not only on
8134-425: The world's first 7.9-mm panel. Samsung developed panels for 24-inch LCD monitors (3.5 mm) and 12.1-inch laptops (1.64 mm). In 2009, Samsung succeeded in developing a panel for forty-inch LED televisions, with a thickness of 3.9 millimeters (0.15 inch). Dubbed the "Needle Slim", the panel is as thick (or thin) as two coins put together. This is about a twelfth of the conventional LCD panel whose thickness
8232-634: The world's largest smartphone manufacturer in 2012, with the sales of 95 million in the first quarter. During the third quarter of 2013, Samsung's smartphone sales improved in emerging markets such as India and the Middle East, where cheaper handsets were most popular. As of October 2013, the company offers 40 smartphone models on its US website. In 2019, Samsung announced that it has ended production of mobile phones in China, due to lack of Chinese demand. As of 2019 Samsung employs over 200,000 employees in
8330-641: The world's second largest mobile phone marker during 2007. Presently, Samsung's flagship mobile handset line is the Samsung Galaxy S series of smartphones, which many consider a direct competitor of the Apple iPhone . It was initially launched in Singapore, Malaysia and South Korea in June 2010, followed by the United States in July. It sold more than one million units within the first 45 days on sale in
8428-475: The world's second-largest smartphone manufacturer. By 2009, Samsung achieved $ 117bn in revenue, overtaking Hewlett-Packard to become the world's largest technology company by sales. However, Samsung faced legal challenges in 2009 and 2010 when the U.S. and the EU fined the company—along with other memory chip manufacturers—for involvement in a price-fixing scheme that occurred between 1999 and 2002. In 2010, Samsung
8526-440: The young electronics maker from more than a decade to approximately four years. In the process, Samsung used technologies imported from Micron Technology of the U.S for the development of DRAM and Sharp Corporation of Japan for its SRAM and ROM . In 1988, Samsung Electric Industries merged with Samsung Semiconductor & Communications to form Samsung Electronics, as before that, they had not been one company and had not been
8624-453: Was a novice in the electronics business. In December of the same year, Samsung Electric established a joint venture named Samsung-Sanyo Electric with Sanyo and Sumitomo Corporation . This is the direct predecessor of today's Samsung Electronics. The joint venture's early products were electronic and electrical appliances including televisions, calculators , refrigerators , air conditioners, and washing machines. In 1970, Samsung established
8722-662: Was appointed CEO of Samsung Electronics. He announced his resignation in 2017, citing an "unprecedented crisis." His departure signaled the transition to a leadership structure with three co-CEOs, which lasted until 2021, when Kyung Kye-Hyun and Han Jong-hee were appointed as new CEOs after a company-wide reorganization. In 2014, Samsung made headlines by introducing the Samsung Galaxy S4 , a new entry in its Galaxy smartphone series, and successfully tested enhanced 5G technology. From 2014 onward, Samsung expanded its presence in technology markets. In April 2014, Samsung launched
8820-412: Was attributed to the desire to obtain the lowest calling costs. When the removal of a SIM card is detected by the operating system, it may deny further operation until a reboot. Feature phones have basic software platforms. Smartphones have advanced software platforms. Android OS has been the best-selling OS worldwide on smartphones since 2011. A mobile app is a computer program designed to run on
8918-587: Was demonstrated by Martin Cooper of Motorola in New York City on 3 April 1973, using a handset weighing c. 2 kilograms (4.4 lbs). In 1979, Nippon Telegraph and Telephone (NTT) launched the world's first cellular network in Japan. In 1983, the DynaTAC 8000x was the first commercially available handheld mobile phone. From 1983 to 2014, worldwide mobile phone subscriptions grew to over seven billion; enough to provide one for every person on Earth. In
9016-463: Was established as an industrial part of Samsung Group on 13 January 1969 in Suwon , South Korea. At the time, Samsung Group was known to the South Korean public as a trading company specialized in fertilizers and sweeteners. Despite the lack of technology and resources, falling shorter even than the domestic competitors, Samsung Group improved its footing in the manufacturing industry by cooperating with
9114-501: Was established in 2009 as a separate entity to focus on B2B sales and released a broad range of multifunctional devices , printers, and more. As of 2018, Samsung sold its printing business to HP . Samsung Electronics produces LCD and LED panels, mobile phones, memory chips, NAND flash , solid-state drives , televisions, digital cinema screens, laptops and many more products. The company previously produced hard-drives and printers. Samsung consistently invests in innovation. In 2021,
9212-555: Was followed in 1981 by the simultaneous launch of the Nordic Mobile Telephone (NMT) system in Denmark, Finland, Norway, and Sweden. Several other countries then followed in the early to mid-1980s. These first-generation ( 1G ) systems could support far more simultaneous calls but still used analog cellular technology. In 1983, the DynaTAC 8000x was the first commercially available handheld mobile phone. In 1991,
9310-453: Was granted immunity from prosecution by the EU for acting as an informant during the investigation into the LCD price-fixing cartel , leading to the implication of other companies, including LG Display and HannStar. Despite its continuous growth, Samsung has been portrayed as financially insecure. In 2010, after returning from temporary retirement, chairman Lee Kun-hee expressed concern about
9408-456: Was launched in Finland in 2000, and subsequently many organizations provided "on-demand" and "instant" news services by SMS. Multimedia Messaging Service (MMS) was introduced in March 2002. The introduction of Apple's App Store for the iPhone and iPod Touch in July 2008 popularized manufacturer-hosted online distribution for third-party applications (software and computer programs) focused on
9506-508: Was market leader in mobile phones. Nokia was the market leader in mobile phones from 1998 to 2012. In Q1 2012, Samsung surpassed Nokia, selling 93.5 million units as against Nokia's 82.7 million units. Samsung has retained its top position since then. Aside from Motorola, European brands such as Nokia, Siemens and Ericsson once held large sway over the global mobile phone market, and many new technologies were pioneered in Europe. By 2010,
9604-510: Was ranked second in the 'Best Global Brands' by YouGov a market research firm, after placing fourth in the 2020 ranking. In June 2022, PricewaterhouseCoopers ranked Samsung Electronics 22nd on their global top 100 companies by market capitalization. The company slid seven notches from the 2021 rankings due to global inflation , the Russian invasion of Ukraine , and global monetary tightening. The key trends for Samsung Electronics are (as of
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