发明名称 |
Method and apparatus for a single power supply for dual power mode |
摘要 |
A method and apparatus is provided for using a single power supply in a dual mode fashion. A ringing signal is received. A waveform power supply signal based upon the ringing signal. An unbalanced output buffering function upon the signal to be conditioned using an unbalanced buffering circuit. Performing the unbalanced output buffering function includes switching between a plurality of power levels of the waveform power supply signal to maintain a predetermined maximum voltage across a plurality of devices relating to the unbalanced buffering circuit.
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申请公布号 |
US2004174992(A1) |
申请公布日期 |
2004.09.09 |
申请号 |
US20030384296 |
申请日期 |
2003.03.07 |
申请人 |
APFEL RUSSELL |
发明人 |
APFEL RUSSELL |
分类号 |
H04M19/00;(IPC1-7):H04M1/00;H04M9/00 |
主分类号 |
H04M19/00 |
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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