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2. MagSafe (wireless charger) - Wikipedia

   en.wikipedia.org/wiki/MagSafe_(wireless_charger)

   The MagSafe Charger is a single charging pad that contains recyclable rare-earth magnets surrounding a Qi wireless charging coil attached to a 1m USB-C cable. The MagSafe Charger delivers up to 15 W of power on the iPhone 12, 13, 14 and 15 series, with the exception of the iPhone 12 Mini and 13 Mini, which support 12 W. [11] The Wall Street Journal found MagSafe charged at half the speed of a ...

3. Mobile phone accessories - Wikipedia

   en.wikipedia.org/wiki/Mobile_phone_accessories

   Chargers and external batteries. Micro-B USB plug. Mobile phone chargers have gone through a diverse evolution that has included cradles, plug-in cords and obscure connectors. However, devices built between 2010 and 2020 generally use micro-USB connectors, while newer devices tend to use USB-C. Apple devices often use proprietary connectors.

4. 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.

5. Common external power supply - Wikipedia

   en.wikipedia.org/wiki/Common_external_power_supply

   The common external power supply ( Common EPS) was a European Commission (EC) specification for a universal charger for smartphones sold within the European Union. The specification included the use of a USB Micro-B connector and adherence to the USB Battery Charging Specification. The purpose of the specification was to reduce waste and ...

6. Inductive charging - Wikipedia

   en.wikipedia.org/wiki/Inductive_charging

   Inductive charging. The primary coil in the charger induces a current in the secondary coil in the device being charged. Inductive charging (also known as wireless charging or cordless charging) is a type of wireless power transfer. It uses electromagnetic induction to provide electricity to portable devices. Inductive charging is also used in ...

7. List of NFC-enabled mobile devices - Wikipedia

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

   Retrieved 16 February 2017. ^ Galaxy S IV Mini (Variant) SCH-I435, Samsung, 14 June 2014. ^ Galaxy S IV Mini (Variant) SM-S890L (PDF), Samsung, 14 June 2014. ^ Turkcell T40 Aygün, Turkcell. ^ Vodafone Smart III, Vodafone, archived from the original on 30 June 2013, retrieved 27 June 2013. ^ "NXP Deploys NFC in Nexus 7".

8. History of mobile phones - Wikipedia

   en.wikipedia.org/wiki/History_of_mobile_phones

   History of mobile phones. A man talks on his mobile phone while standing near a conventional telephone box, which stands empty. Enabling technology for mobile phones was first developed in the 1940s but it was not until the mid-1980s that they became widely available. By 2011, it was estimated in Britain that more calls were made using mobile ...

9. List of LG mobile phones - Wikipedia

   en.wikipedia.org/wiki/List_of_LG_mobile_phones

   LG U8260. LG U8330. LG U8360. LG U8380. LG U8500. LG U300. LG U400. LG U830 (Chocolate 3G Folder) LG U900 - the World's First DVB-H Phone.