发明名称 PROGRAMMABLE CURRENT-BASED HOOK DETECTION
摘要 In at least some embodiments, a communication device includes a processor and a communication interface coupled to the processor. The communication interface has a programmable current-based hook detection circuit for detecting when a telephonic communication starts and ends.
申请公布号 US2010104092(A1) 申请公布日期 2010.04.29
申请号 US20090393163 申请日期 2009.02.26
申请人 TEXAS INSTRUMENTS INCORPORATED 发明人 CUSINATO PAOLO
分类号 H04M1/03 主分类号 H04M1/03
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