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ThinkLight was a keyboard light present on many older ThinkPad families of notebook computers. The series was originally designed by IBM, and then developed and produced by Lenovo since 2005. The ThinkLight has been replaced by a backlight keyboard on later generations of ThinkPads, and Lenovo has discontinued the ThinkLight in 2013. [1]
An optical keyboard technology utilizes light-emitting devices and photo sensors to optically detect actuated keys. Most commonly the emitters and sensors are located at the perimeter, mounted on a small PCB. The light is directed from side to side of the keyboard interior, and it can only be blocked by the actuated keys. Most optical keyboards ...
The keyboard itself was an intelligent device and had its own processor and 4 kilobytes of RAM for keeping a buffer of the sequence of keys that were being pressed, thus can communicate with the user if a fault is found by flashing its main LED in sequence:
The Yoga Tablet 2 with AnyPen is a Windows-based tablet computer with an 8-inch 1080p display. It weighs .43 kg and Lenovo claims it has a battery life of 15 hours. Lenovo's AnyPen technology allows the use of pencils, ballpoint pens, and other traditional writing instruments to write on the screen like a stylus.
The Lenovo Smart Assistant is a Google assistant enabled smart speaker developed by Lenovo. [1] The device was announced at CES 2017 and released to the U.S. market in May 2017. [ 2 ] A Harman Kardon version of the speaker was also announced at the event.
The Yoga 2 Pro's backlit AccuType keyboard. The Yoga 2 Pro is an Ultrabook-class device. It weighs 3.1 lb (1.4 kg), is 0.61 inch thick and has tapered edges, giving it an appearance more like a conventional ultrabook laptop vs the earlier model's "book-like" symmetrical design.
The two buttons below the keyboard act as a computer mouse: the top button is used for left-clicking while the bottom button is used for right-clicking. Optical pointing sticks are also used on some Ultrabook tablet hybrids, such as the Sony Duo 11, ThinkPad Tablet and Samsung Ativ Q.
However, unlike most modern operating systems, firmware rarely has a well-evolved automatic mechanism of updating itself to fix any functionality issues detected after shipping the unit. A computer's firmware may be manually updated by a user via a small utility program.