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2. Li-Fi - Wikipedia

   en.wikipedia.org/wiki/Li-Fi

   Li-Fi (also written as LiFi) is a wireless communication technology which utilizes light to transmit data and position between devices. The term was first introduced by Harald Haas during a 2011 TEDGlobal talk in Edinburgh.

3. Wireless clicker - Wikipedia

   en.wikipedia.org/wiki/Wireless_clicker

   A speaker giving a presentation with an RF pointer in his left hand. Using a wireless clicker, helps the presenter to move freely, instead of being obliged to stay next to the computer, can get closer and keep in touch with the audience, watching the presentation together with them, being able to use the built-in laser pointer, in order to emphasize specific points in the dialogue with the ...

4. Wireless USB - Wikipedia

   en.wikipedia.org/wiki/Wireless_USB

   In 2008, a new wireless USB docking station from Kensington was made available through Dell. This product was unique as it was the first product on the market to support video and graphics over a USB connection by using DisplayLink USB graphics technology. Kensington released a Wireless USB Universal Docking Station in August 2008 for wireless ...

5. Inductive charging - Wikipedia

   en.wikipedia.org/wiki/Inductive_charging

   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 vehicles, power tools, electric toothbrushes, and medical devices.

6. Wireless light switch - Wikipedia

   en.wikipedia.org/wiki/Wireless_light_switch

   Dimmer light switch with RF-based remote control [1] A wireless light switch is a light switch that commands a light or home appliance to turn itself off or on, instead of interrupting the power line going to the light fixture. There are different ways to communicate between the switch and the fixture: [2]

7. Optical mouse - Wikipedia

   en.wikipedia.org/wiki/Optical_mouse

   An early Xerox optical mouse chip, before the development of the inverted packaging design of Williams and Cherry. The first two optical mice, first demonstrated by two independent inventors in December 1980, had different basic designs: [1] [2] [3] One of these, invented by Steve Kirsch of MIT and Mouse Systems Corporation, [4] [5] used an infrared LED and a four-quadrant infrared sensor to ...