Systems, devices, and techniques are disclosed relating to typing input devices. For example a ten-key input device can be provided for receiving input via ten input elements from the ten fingers on a right hand and a left hand. All of the letters of the alphabet can by typed with the ten input elements according to a translation map that maps the ten input elements or combinations of the ten input elements to the letters of the alphabet.

This invention is a chording keyboard, with air mouse and IR TV remote blindly operated by two hands. Leading hand is pressing buttons on the front of the device to enter General chord and another holding hand is pressing buttons on the side of the device to enter Modifier chord where one modifier button#6 is activating air mouse. Changing Modifier chord allows to switch General chord from input of characters to input of numbers, punctuation, brackets, edit and TV commands, etc. Device operating system allows to manage languages, shortcuts, data strings and etc. by pressing predefined Modifier and General chords pairs. Simplified chording sequence is introduced to associate it order with any alphabetic languages characters order, numbers order, punctuation, brackets, edit commands and etc. It allows to increase input speed, improves convenience and significantly helps to learn and remember associated chords pairs.

This invention is a chording keyboard, with air mouse and IR TV remote blindly operated by two hands. Leading hand is pressing buttons on the front of the device to enter General chord and another holding hand is pressing buttons on the side of the device to enter Modifier chord where one modifier button#6 is activating air mouse. Changing Modifier chord allows to switch General chord from input of characters to input of numbers, punctuation, brackets, edit and TV commands, etc. Device operating system allows to manage languages, shortcuts, data strings and etc. by pressing predefined Modifier and General chords pairs. Simplified chording sequence is introduced to associate it order with any alphabetic languages characters order, numbers order, punctuation, brackets, edit commands and etc. It allows to increase input speed, improves convenience and significantly helps to learn and remember associated chords pairs.