发明名称 |
METHOD AND APPARATUS FOR IMPLEMENTING POWER CONTROL IN MULTI-VOLTAGE I/O CIRCUITS |
摘要 |
A method and apparatus are provided for implementing power control in multi-voltage input/output (I/O) circuits. First current biasing devices are provided for creating a first constant bias current. Second current biasing devices are provided for creating a second bias current. The second current biasing devices are activated at a first voltage and are deactivated at a second voltage. The first voltage is less than the second voltage.
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申请公布号 |
US2005156623(A1) |
申请公布日期 |
2005.07.21 |
申请号 |
US20040760430 |
申请日期 |
2004.01.20 |
申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
LACAP DANIEL B.;MITBY JOHN S.;SILJENBERG DAVID W.;YOUNG DANIEL G. |
分类号 |
H03K19/00;(IPC1-7):H03K19/003 |
主分类号 |
H03K19/00 |
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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