Mobile phone Wikipedia

In 2001, the third-generation (3G) was launched in Japan by NTT DoCoMo on the WCDMA standard. Cooper made the first ever call on a cell phone when he called Joel S. Engel, a rival of his who worked for AT&T, saying, “I’m calling you on a cell phone, but a real cell phone, a personal, handheld, portable cell phone.” A major breakthrough came in 1973, when the first handheld cellular mobile phone was demonstrated by John F. Mitchell and Martin Cooper of Motorola, using a handset weighing 2 kilograms (4.4 lb).

• These include text messaging, multimedia messaging, email, and internet access (via LTE, 5G NR or Wi-Fi), as well as short-range wireless technologies like Bluetooth, infrared, and ultra-wideband (UWB).
• In developed countries, smartphones have largely replaced earlier mobile technologies, while in developing regions, they account for around 50% of all mobile phone usage.
• 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.citation needed
• In the U.S., the Federal Communications Commission (FCC) regulations prohibit the use of mobile phones aboard aircraft in flight.
• In other countries, including the UK and France and in many US states, only handheld phone use is banned while hands-free use is permitted.
• By contrast, smartphones generally use a mobile operating system that often shares common traits across devices.

SIM and R-UIM cards may be mixed together to allow both GSM and CDMA networks to be accessed. A hybrid mobile phone can hold up to four SIM cards, with a phone having a different device identifier for each SIM Card. The SIM card allows users to change phones by simply removing 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 SIM card is approximately the size of a small postage stamp and is usually placed underneath the battery in the rear of the unit. Most modern mobile phones use lithium-ion (Li-ion) batteries, which are designed to endure between gtspins casino 500 and 2,500 charge cycles. The typical lifespan of a mobile phone battery is approximately two to three years, although this varies based on usage patterns, environmental conditions, and overall care.
Most early content for mobile phones tended to be copies of legacy media, such as banner advertisements or TV news highlight video clips. There are a huge variety of apps, including video games, music products and business tools. The first mobile news service, delivered via SMS, was launched in Finland in 2000, and subsequently many organizations provided “on-demand” and “instant” news services by SMS. A common data application on mobile phones is Short Message Service (SMS) text messaging.
In September 2010, the US National Highway Traffic Safety Administration (NHTSA) reported that 995 people were killed by drivers distracted by cell phones. Restrictions on the use of mobile phones are applied in a number of different contexts, often with the goal of health, safety, security or proper functioning of an establishment, or as a matter of etiquette. In Israel, similar phones to kosher phones with restricted features exist to observe the sabbath; under Orthodox Judaism, the use of any electrical device is generally prohibited during this time, other than to save lives, or reduce the risk of death or similar needs. Demand for metals used in mobile phones and other electronics fuelled the Second Congo War, which claimed almost 5.5 million lives. Even so, mobile phones typically have less value on the second-hand market if the phones original IMEI is blacklisted. The petition is part of a joint effort by New York Attorney General Eric Schneiderman and San Francisco District Attorney George Gascón and was directed to the CEOs of the major smartphone manufacturers and telecommunication carriers.

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The growth in popularity has been rapid in some places; for example, in the UK, the total number of mobile phones overtook the number of houses in 1999. Mobile phones are considered an important human invention as they have been one of the most widely used and sold pieces of consumer technology. For feature phones as of 2016update, the top-selling brands were Samsung, Nokia and Alcatel. In 1979, Nippon Telegraph and Telephone (NTT) launched the world’s first cellular network in Japan. The first handheld mobile phone was demonstrated by Martin Cooper of Motorola in New York City on 3 April 1973, using a handset weighing c.

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This database of laws provides a comprehensive view of the provisions of laws that restrict the use of mobile communication devices while driving for all 50 states and the District of Columbia between 1992 when first law was passed, through 1 December 2010. Japan prohibits all mobile phone use while driving, including use of hands-free devices. In many countries, mobile phones are used to provide mobile banking services, which may include the ability to transfer cash payments by secure SMS text message.

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Some audio-quality enhancing features, such as Voice over LTE and HD Voice, have appeared and are often available on newer smartphones. Liquid-crystal displays are the most common; others are IPS, LED, OLED, and AMOLED displays. Screen sizes are often measured in diagonal inches or millimeters; feature phones generally have screen sizes below 90 millimetres (3.5 in).
Early mobile phones required vehicle installation due to their size and power needs. These 0G systems were not cellular, supported a few simultaneous calls, and were very expensive. 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, the Improved Mobile Telephone Service. A handheld mobile radio telephone service was envisioned in the early stages of radio engineering.

• In the UK and US, law enforcement and intelligence services use mobile phones to perform surveillance operations.
• In September 2010, the US National Highway Traffic Safety Administration (NHTSA) reported that 995 people were killed by drivers distracted by cell phones.
• They also stated that with the lack of data for the research and the usage periods of 15 years will warrant further research for smartphones and the cause of brain tumors.
• Japan prohibits all mobile phone use while driving, including use of hands-free devices.
• Most modern mobile phones use lithium-ion (Li-ion) batteries, which are designed to endure between 500 and 2,500 charge cycles.
• In March 2011, a US insurance company, State Farm Insurance, announced the results of a study which showed 19% of drivers surveyed accessed the Internet on a smartphone while driving.

Handsets with more advanced computing ability through the use of native software applications are known as smartphones. Low-end mobile phones are often referred to as feature phones and offer basic telephony. 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 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 developed countries, smartphones have largely replaced earlier mobile technologies, while in developing regions, they account for around 50% of all mobile phone usage. 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.

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In the U.S., the Federal Communications Commission (FCC) regulations prohibit the use of mobile phones aboard aircraft in flight. The dataset contains information on 22 dichotomous, continuous or categorical variables including, for example, activities regulated (e.g., texting versus talking, hands-free versus handheld), targeted populations, and exemptions. Many states in the United States have banned texting on cell phones while driving. A study conducted by the University of Vienna examined approaches for reducing inappropriate and problematic use of mobile phones, such as using mobile phones while driving. In 2013, a national survey in the US reported the number of drivers who reported using their cellphones to access the Internet while driving had risen to nearly one of four. This can lead to drivers being stopped for using their device illegally for a phone call when, in fact, they were using the device legally, for example, when using the phone’s incorporated controls for car stereo, GPS or satnav.