发明名称 |
Wireless control and pointer system |
摘要 |
<p>A wireless control and pointer system for controlling electronic equipment. The system generally includes a hand held remote control comprising a first infrared signal emitter for use in transmitting a first infrared signal comprising a plurality of signal components each of which is transmitted at a first frequency but out of phase with respect to the other of the plurality of signal components and a receiver comprising an infrared signal sensor adapted to receive the infrared signal, a circuit connected to the infrared signal sensor for generating an orientation signal indicative of the orientation of the remote control as a function of the amplitude of each of the plurality of signal components of the infrared signal, and an interface circuit for transmitting a command signal indicative of the orientation signal to the electronic equipment.</p> |
申请公布号 |
EP0869451(A2) |
申请公布日期 |
1998.10.07 |
申请号 |
EP19970116916 |
申请日期 |
1997.09.30 |
申请人 |
UNIVERSAL ELECTRONICS, INC. |
发明人 |
ESCOBOSA, MARCUS;YUN, YOUPING;CHEN, FUSHENG FRANK |
分类号 |
G06F3/033;G06F3/042;(IPC1-7):G06K11/08 |
主分类号 |
G06F3/033 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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