| 摘要 |
It comprises a set of keys TE, some of which are of conventional type and the others have a character display device that is formed, for each key, by a liquid crystal screen 1, and a management system consisting of a specific subsystem for transformation of encoded information into images, a conventional screen control subsystem 2 and a conventional subsystem for communication with the keyboard controller system to receive the encoded information about the character to be represented and to send, upon pressing the key, the encoded information for the represented character, in accordance with a particular encoding system, the keyboard controller system consisting of a subsystem for storage of sets of characters, a management subsystem and a communications subsystem. This keypad is useful for entering information into computers and any other electronic machine. <IMAGE>
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