发明名称 Systems and methods for an electronic hook switch for customer premises equipment
摘要 Embodiments of the present invention relate to systems and methods for an electronic hook switch for customer premises equipment. In an embodiment, a system includes a first lead configured to be coupled to a tip wire and a second lead configured to be coupled to a ring wire. A diode bridge is coupled to the first lead and the second lead and has a positive output. A low side switch is coupled to the positive output of the diode bridge without a high side switch between the low side switch and the positive output of the diode bridge.
申请公布号 US7103175(B2) 申请公布日期 2006.09.05
申请号 US20030400648 申请日期 2003.03.28
申请人 VTECH TELECOMMUNICATIONS LIMITED 发明人 PILCHER NGAI KWOK HING;LEUNG WAI-HUNG
分类号 H04M1/00;H04M1/738;H04M9/00 主分类号 H04M1/00
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