Instead, you socket one of two hot-swappable lithium-ion battery cartridges into the back of the mouse, and put the second in a charging station that doubles as the 2.4GHz wireless transmitter and holds additional weights for the Rat as well.
As eardrum vibrations naturally create a usable voltage from brain signals, the prototype can build enough charge in a capacitor to drive a very low-power wireless transmitter that relays the electrochemical properties of the ear and potentially diagnoses balance or hearing problems.
ENGADGET: MIT ear-powered wireless sensor sustains its charge through sound
At the time, prosecutors allege, Mrs Heidrun was sitting in her study in front of a wireless transmitter that was receiving encoded messages on a shortwave frequency and was hooked up by cable to a computer, reports the German news website Spiegel Online.
For the ultimate in DSLR connectivity and control, the EOS 6D features a built-in wireless transmitter which allows the camera to share images and video with the user's choice of wireless devices such as select PowerShot cameras, smartphones, or tablets, as well as cloud-based destinations including social networking sites through the Canon iMAGE GATEWAY .
ENGADGET: Canon unveils EOS 6D DSLR: full frame sensor and WiFi for $2,099 in December
For more information about IDT's wireless power transmitter and receiver ICs, visit www.wirelesspowerbyidt.com.
Over at Philips' demo of their wireless HDMI transmitter, a bunch of techies were fiddling around trying to get the blank display to accept a signal.
Future advances may one day eliminate the pad altogether and have the phone wirelessly charged via its proximity to a wireless charging transmitter in a wall or other device such as a laptop computer.
This series adopts a discrete component configuration that separates the display section from the tuner section, and these two sections can be connected with a cable or by using an optional wireless video transmitter unit that employs AMIMON's WHDI technology.
ENGADGET: Sharp's X-Series LCD HDTVs offered with WHDI wireless link
The Magellan Wireless Back-Up Camera kit comes complete with a license plate mountable camera, transmitter, wireless receiver, vehicle power adapter, installation hardware, and instructions.
ENGADGET: Wireless Back-Up Camera for the Magellan RoadMate checks your six
The transmitter's 2.4GHz wireless technology accommodates up to eight LightSpeakers, equaling stereo sound in multiple rooms.
Specifically designed for smartphones and tablets, this ultra-low power transmitter enables robust high-definition wireless video connectivity between portable devices and large displays, delivering a cable- quality connection without wires.
ENGADGET: Silicon Image reveals UltraGig 6400 wireless HDMI output for next-gen phones and tablets
TI's advanced receiver and transmitter integrated circuits, design tools and resources are making wireless power a reality.
ENGADGET: TI details the wireless power chip in the Lumia 920, offers four times the charging area
It is already possible to power small electronic devices, such as wireless sensors installed in buildings and industrial machinery, using a dedicated microwave transmitter nearby.
"Our extensive experience in developing the innovative and highly integrated IDTP9030 transmitter and multi-mode IDTP9020 receiver has given IDT a proven leadership position in the wireless power market, " said Arman Naghavi, vice president and general manager of the Analog and Power Division at IDT.
TI's receivers and bq500410A transmitter ICs are included in the new Nokia Lumia 920 and Nokia Lumia 820 smartphones and wireless charging accessories, such as the Nokia BH-220 Bluetooth headset and DT-38 cradle, JBL PowerUp Wireless Charging Speaker docking station with built-in NFC, and the Nokia Wireless Charging Pillow by Fatboy, which TI will demonstrate in its booth at electronica (Hall A4, Booth 420) on Nov. 13-16.
ENGADGET: TI details the wireless power chip in the Lumia 920, offers four times the charging area
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