A keyset or chorded keyboard is a computer input device that allows the user to enter characters or commands formed by. GKOS on the open source Arduino microcontroller: Want to try a virtual GKOS keyboard on iPhone, Android, MeeGo/Harmattan or Windows Phone?. Edit Site. edit this panel · edit top menu. How to type on a GKOS keyboard. You can try GKOS typing here:

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This GKOS for thumbs has additional keys to enable all combos by only one keypress per hand. Unless otherwise stated, the keybard of this page is licensed under Creative Commons Attribution-ShareAlike 3.

Watch headings for an keeyboard link when available. Chording keyboards are also used as portable but two handed input devices for the visually impaired either combined with a refreshable braille display or vocal synthesis. Association for Computing Machinery: The output of the stenotype was originally a phonetic code that had to be transcribed later usually by the same operator who produced the original outputrather than arbitrary text—automatic conversion software is now commonplace.

GKOS Keyboard

It is supported on the thumb. From Wikipedia, the free encyclopedia. All articles with unsourced statements Articles with unsourced statements from February Articles with unsourced statements from January All accuracy disputes Kegboard with disputed statements from November Articles with unsourced statements from December Interlanguage link template link number.

As a crude example, each finger might control one key which corresponds to one bit in a byteso that using seven keys and seven fingers, one could enter any character in the ASCII set—if the vkos could remember the binary codes.

With ggkos 9 main keys, operated by the index, middle, and ring fingers2 prefix keys and one delete key, the EkaPad can produce all the inputs of a standard qwerty keyboard with one, two, and a few three finger chords. With this arrangement, a nine button keyboard with three rows g,os three hexagonal buttons could be fitted onto a telephone and could produce up to 33 different symbols.


Chris Rainey, the co-inventor of Microwriter, re-introduced Microwriting for PC and Palm PDAs with a standalone miniature chording keyboard called CyKey [24] which caters to both left and right-handed users, being 9-keys.

It is implemented on two popular mobile phones, each provided with software disambiguation, which allows users to avoid using the space-bar. With each of the three fingers limited to its own row, chords are possible with 3 fingers. Practical devices generally use simpler chords for gmos characters e.

The keys were mapped as follows: By choosing widely separated keys, one could employ one dimple as a ‘shift’ key to allow both letters and numbers to be produced. The novice can turn on the camera to look “through” the iPhone.

It ggkos works for left handed users and has a live speech output facility that could be helpful for people with speech impairments. See also the on-screen virtual keyset at Teague Labs.

It is quite easy to reach a typing speed of characters per minute 20 wpm 3. A design by IBM Fellow Nat Rochester had 14 keys that were dimpled on the edges as well as the top, so one finger could press two adjacent keys for additional combinations. The Twiddler [30] is a fully featured keybiard keyboard plus gkoss designed to fit in the palm of one hand. One solution used a grid of hexagonal keys with symbols inscribed into dimples in the keys that were either in the center of a key, across the boundary of two keys, or at keyboafd joining of three keys.

Click here to edit contents of this page. After a small amount of practice, the typing speed exceeds that of the GSM number pad method multi-tap. Touch screen chordic keyboards are available to smartphone users as an optional way of entering text. Retrieved 25 Gos Retrieved from ” https: It provides one key for each finger and three for the thumb.


It is based on an open keyboard standard called GKOS. CyKey pronounced sai-ki is named after the Microwriter chord system’s co-inventor Cy Endfieldwho died in but the name also ykos its intuitive nature. If you want to discuss contents of this page – this is the easiest way to do it. Typically only two fingers are needed for any operations.

gkos arduino pictures

Historically, the baudot and braille keyboards keyboaard standardized to some extent, but they are unable to replicate the full character set of a modern keyboard. It is your responsibilty to use this App only in a safe way and to NOT put anyone at risk! For some characters one or two prefix chords are required.

A chorded keyboard minus the board, typically designed to be used while held in the hand, is called a keyer. While this had the advantage of being usable by untrained users via ‘hunt and peck’ typing and requiring one less key switch than a conventional 12 button keypad, it had the disadvantage that some symbols required three times as much force to depress them as others which made it hard to achieve any speed with the device.

This keyboard can easily be used to type on your iPhone while you are walking. Pressing down on one of the dimples would cause either one, two or three of the hexagonal buttons to be depressed at the same time, forming a chord that would be unique to that symbol.