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2. 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 ...

3. Qi (standard) - Wikipedia

   en.wikipedia.org/wiki/Qi_(standard)

   The standard allows compatible devices, such as smartphones, to charge their batteries when placed on a Qi charging pad, which can be effective over distances up to 4 cm (1.6 in). [2] The Qi standard is developed by the Wireless Power Consortium. [1] As a universal, open standard Qi-enabled devices are able to connect to Qi chargers from any ...

4. Nokia Lumia 920 - Wikipedia

   en.wikipedia.org/wiki/Nokia_Lumia_920

   In the UK, the Lumia 920 was released on November 2, 2012. [ 48 ] It will be sold by EE (who operate T-Mobile and Orange in the UK) as one of the LTE-capable smartphones. Nokia have reported that the device will lose the EE -exclusivity in the UK, and will be available on the Vodafone and 3 networks from January 2013.

5. Near-field communication - Wikipedia

   en.wikipedia.org/wiki/Near-field_communication

   Near-field communication (NFC) is a set of communication protocols that enables communication between two electronic devices over a distance of 4 centimetres (1.6 in) or less. [ 1 ] NFC offers a low-speed connection through a simple setup that can be used for the bootstrapping of capable wireless connections. [ 2 ]

6. Nokia Lumia 820 - Wikipedia

   en.wikipedia.org/wiki/Nokia_Lumia_820

   The Nokia Lumia 820 is a smartphone [ 4 ] designed, developed and marketed by Nokia. It is the successor to the Lumia 800 and is one of the first Nokia phones to implement Windows Phone 8 alongside the Nokia Lumia 920. Although sharing a similar appearance with the Lumia 800, the Lumia 820 is a major overhaul over its predecessor, sporting a 4. ...

7. Nokia Lumia 830 - Wikipedia

   en.wikipedia.org/wiki/Nokia_Lumia_830

   The Lumia 830 supports wireless inductive charging using the Qi standard.The AT&T version additionally supports the PMA standard. [6]The Lumia 830 includes a variety of sensors, including proximity sensor, ambient light sensor, magnetometer, gyroscope and accelerometer, as well as Microsoft's Motion Data activity tracker based on Qualcomm's SensorCore technology. [7]