Wireless transceiver system for computer input devices

a transceiver and input device technology, applied in the field of computer systems, can solve the problems of affecting the convenience and value of such devices, the battery life of existing wireless input devices is significantly less than the useful life of such devices, and the range of existing wireless input devices is often limited

US20050235159A1Inactive Publication Date: 2005-10-20JAALAA
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Patent Information

Authority / Receiving Office
US · United States
Patent Type
Applications(United States)
Current Assignee / Owner
Publication Date
2005-10-20
Estimated Expiration
Not applicable · inactive patent

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Abstract

A wireless interface device for a keyboard of a computer system is achieved. The device comprises a radio transmitter and receiver. A modem encodes data to be sent by the radio transmitter and decodes data received by the radio receiver. A central processing unit is included. A direct signal connection is provided between the wireless interface circuit and a keyboard. A baseband circuit encrypts data to be transmitted and decrypts received data. The wireless interface device has built-in scanning and decoding functions for an input device such as a keyboard or a mouse. The wireless interface device has power saving functions to extend the battery life of the input device. The wireless interface device has the capability of automatically selecting between several communication frequencies or channels. The wireless interface device has the capability of automatically selecting between several data rates.
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Description

[0001] This application claims priority to U.S. Provisional Patent Application JAAL-001, “High-Reliability Computer Interface for Wireless Input Device”, Ser. No. 60 / 553,820, filed on Mar. 16, 2004, which is herein incorporated by reference in its entirety.

[0002] This application claims priority to U.S. Provisional Patent Application JAAL-002, “Wireless Transceiver System for Computer Input Devices”, Ser. No. 60 / 553,821, filed on Mar. 16, 2004, which is herein incorporated by reference in its entirety.

[0003] This application claims priority to U.S. Provisional Patent Application JAAL-003, “Wireless Transceiver System for Computer Input Devices”, Ser. No. 60 / 554,058, filed on Mar. 16, 2004, which is herein incorporated by reference in its entirety. RELATED PATENT APPLICATION

[0004] This application is related to U.S. patent application docket number JA05-001, Ser. No. ______, filed on ______, assigned to a common assignee. BACKGROUND OF THE INVENTION

[0005] (1) Field of the Inventi...

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Embodiment Construction

[0053] The preferred embodiments of the present invention disclose wireless transceiver systems for computer devices. In several embodiments, various aspects of unique wireless transceiver systems, useful for operating keyboards and mouse inputs, are disclosed. It should be clear to those experienced in the art that the present invention can be applied and extended without deviating from the scope of the present invention.

[0054] Referring now to FIG. 1, a first preferred embodiment of the present invention is illustrated. A computer system 100 is shown incorporating a wireless input interface in accordance with the invention includes a host computer 102, a wireless keyboard 104 and a wireless pointing device or “mouse”106. As illustrated in FIG. 1, the wireless keyboard 104 and the wireless mouse 106 are in communication with the host computer 102 over wireless communication links 108 and 110, respectively. As shown, the host computer 102 includes or is attached to a wireless inter...