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Patent Searching and Data


Title:
WIRELESS TRANSCEIVER SYSTEM FOR COMPUTER INPUT DEVICES
Document Type and Number:
WIPO Patent Application WO2005089388
Kind Code:
A3
Abstract:
A wireless interface device (114) for a keyboard (104) of a computer system is achieved. The device comprises a radio transmitter and a receiver. A modem encodes data to be sent by the radio transmitter and decodes data received by the radio receiver. A central processing is included. A direct signal connection is provided between the wireless interface device (114) and a keyboard (104). 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 (104) and a mouse (106). The wireless interface device (114) has power saving functions to extend the battery life of the input device. The wireless interface device (114) has the capability of automatically selecting between several communication frequencies or channels. The wireless interface device (114) has the capability of automatically selecting between several data rates.

Inventors:
ANANDAKUMAR KRISHNASAMY (US)
MORRIS MARTIN GEORGE (US)
SINGAMSETTY SURESH KUMAR (US)
KWAN DENNIS CHING CHUNG (US)
LAW HOCK THYE (US)
Application Number:
US2005008776W
Publication Date:
December 01, 2005
Filing Date:
March 16, 2005
Export Citation:
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Assignee:
JAALAA, INC.
ANANDAKUMAR, KRISHNASAMY
MORRIS, MARTIN, GEORGE
SINGAMSETTY, SURESH, KUMAR
KWAN, DENNIS, CHING, CHUNG
LAW, HOCK, THYE
International Classes:
G06F1/32; G06F3/023; G06F3/038; G06F13/12; G06F13/38; G09G5/08; H04B7/00; H04B7/005; H04J1/16; H04L5/14; H04L9/00; H04L9/18; (IPC1-7): H04L5/14
Foreign References:
US20010027530A12001-10-04
US6151355A2000-11-21
US6595424B12003-07-22
US20020118735A12002-08-29
US6590940B12003-07-08
US20030202619A12003-10-30
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