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US 7,117,279 B2Granted
Keycode page switching apparatus and method for the same
AssigneeLite-On Technology Corporation
InventorsChin Ping Wang, Ken Chen, Cellia Yen
Life of this patent
Estimating the term…
Abstract
A keyboard with keycode page switching ability has at least one page switch key. The page switch key is operated to select one keycode page for the keyboard. A driver program of a computer connected to the keyboard will send a switching command to switch a keycode page for the keyboard after the page switch key is pressed. Therefore, user can select keycode page for the keyboard to expand the function of the keyboard.
Claims5
A keycode page switching method for a keyboard connected to a computer through a USB interface comprising the following steps:
- providing on the keyboard a page switching key for switching a keycode page through a keycode page switching function;
- identifying at the computer the keyboard as having the keycode page switching function;
- sending from the keyboard a page switching request to the computer through the USB interface responsive to activation of the page switch key;
- sending from the computer a page switch command to the keyboard through the USB interface responsive to the page switching request being received;
- and
- executing at the keyboard the page switching function to switch the keycode page responsive to the page switch command;
- and
- sending from the keyboard subsequent to the page switching function being executed a key code of an activated keyboard key and an indication of the keycode page to which the keyboard is switched.
5 more elements
Dependencies are inferred from the claim text.