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On October 20, 2009, the wireless Mighty Mouse was discontinued and replaced by the multi-touch Magic Mouse. The wired version of the device remained available, but was renamed the Apple Mouse, [1] due to trademark issues with another manufacturer of a device named Mighty Mouse. As of June 5, 2017, the Apple Mouse is no longer available to buy ...
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 ...
Apple USB Mouse – A revised version of the white Pro Mouse – note how this mouse has white hand grips on the side, which differentiates it from the original pro mouse which had clear grips. In a move away from the bold colors of the iMac and in a return to the styling of the traditional mouse design, Apple discontinued the USB Mouse in July ...
An optical trackpad is an input device based on an optical sensor, which detects the displacement of a finger that is moving on top of it. [1] The sensor is used typically in smartphones , where it replaces the D-pad , and in ultra-portable or ultra-mobile PCs , where it replaces touchpads , pointing sticks or trackballs as pointing device .
Centre for Telecommunication Research is a research-based institute at the Sri Lanka Technological Campus (SLTC) to carry out innovative, collaborative and industry-sponsored research works in wireless communications and networking. Research activities at the CTR, both fundamental and applied, mainly focus on technologies related to the ...
An early analogue optical disc system existed in 1935, used on Welte's Lichttonorgel sampling organ. [15] An early analog optical disc used for video recording was invented by David Paul Gregg in 1958 [16] and patented in the US in 1961 and 1969. This form of optical disc was a very early form of the DVD (U.S. patent 3,430,966).
Head and body length in the species is typically 43–51 cm. Dorsally, it is a warm yellowish brown in color with at least two light yellow stripes longitudinally along flanks separated by a row of light yellow spots.
The Ceylon spiny mouse (Mus fernandoni) is a species of rodent in the family Muridae. It is found only in Sri Lanka , [ 1 ] where it is known as ශ්රී ලංකා කටු හීන් මීයා in Sinhala language.