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2. List of UWB-enabled mobile devices - Wikipedia

   en.wikipedia.org/wiki/List_of_UWB-enabled_mobile...

   Compatible asset tracking network UWB Controller Apple: iPhone 11: iOS: 2019 September All models Apple's Find My: Apple U1 iPhone 12: 2020 October All models Apple U1 iPhone 13: 2021 September All models Apple U1 iPhone 14: 2022 September/October All models Apple U1 iPhone 15: 2023 September All models Apple U2 Google: Pixel 6: Android: 2021 ...

3. Comparison of mobile phone standards - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_mobile_phone...

   GSM uses TDMA and FDMA for user and cell separation. UMTS, IS-95 and CDMA-2000 use CDMA. WiMAX and LTE use OFDM . Time-division multiple access (TDMA) provides multiuser access by chopping up the channel into sequential time slices. Each user of the channel takes turns to transmit and receive signals.

4. List of iPhone models - Wikipedia

   en.wikipedia.org/wiki/List_of_iPhone_models

   The backs of an iPhone 6, an iPhone 7, an iPhone 8, and an iPhone SE (3rd generation) The iPhone, developed by Apple Inc., is a line of smartphones that combine a mobile phone, digital camera, personal computer, and music player into one device. Introduced by then-CEO Steve Jobs on January 9, 2007, the iPhone revolutionized the mobile phone ...

5. How to Find Out if You Have the Most Updated Operating System

   dev.subscriptions.aol.com/products/blog/most...

   Compatibility: Newer software applications and hardware devices are often designed to be compatible with the latest operating system versions. Updating your OS ensures that you can use the latest software and hardware features without compatibility issues.

6. Voice over LTE - Wikipedia

   en.wikipedia.org/wiki/Voice_over_LTE

   Voice over Long-Term Evolution ( acronym VoLTE) is an LTE high-speed wireless communication standard for voice calls and SMS using mobile phones and data terminals. [ 1][ 2] VoLTE has up to three times more voice and data capacity than older 3G UMTS and up to six times more than 2G GSM. It uses less bandwidth because VoLTE's packet headers are ...

7. iPhone (1st generation) - Wikipedia

   en.wikipedia.org/wiki/IPhone_(1st_generation)

   The iPhone[ 10] (retroactively referred to as the iPhone 2G, [ 11] iPhone 1, [ 12] or original iPhone[ 11]) is the first iPhone model and the first smartphone designed, developed, and marketed by Apple Inc. After years of rumors and speculation, it was officially announced on January 9, 2007, [ 13] and was released in the United States on June ...