发明授权
- 专利标题： Apparatus and method for modem wake-up with autobaud function
- 专利标题（中）： 具有自动波特功能的调制解调器唤醒的装置和方法
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申请号： US324956申请日： 1994-10-18
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公开(公告)号： US5631952A公开(公告)日： 1997-05-20
- 发明人: R. Mark O'Barr , Lisa R. East , Mark Butler
- 申请人： R. Mark O'Barr , Lisa R. East , Mark Butler
- 申请人地址： IL Schaumburg
- 专利权人： Motorola, Inc.
- 当前专利权人： Motorola, Inc.
- 当前专利权人地址： IL Schaumburg
- 主分类号： G06F1/32
- IPC分类号： G06F1/32 ; H04L12/12 ; H04M11/00
摘要：
An apparatus and method for a data communications device, such as a modem, having a sleep mode for conserving energy and an operational mode for data transmission, to transition from the sleep mode to the operational mode. The wake up method and apparatus respond to the receipt of serial data from a terminal, including response to existing terminal commands. The wake up method and apparatus also autobauds to the serial data transmit signal. The wake up and autobauding operations occur in a way that are transparent to the user.
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