Invention Grant
- Patent Title: Detector circuit
- Patent Title (中): 检测电路
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Application No.: US13579249Application Date: 2011-02-18
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Publication No.: US09140733B2Publication Date: 2015-09-22
- Inventor: Edgar Schmidhammer , Veit Meister , Gerhard Zeller
- Applicant: Edgar Schmidhammer , Veit Meister , Gerhard Zeller
- Applicant Address: US CA San Diego
- Assignee: Qualcomm Technologies, Inc.
- Current Assignee: Qualcomm Technologies, Inc.
- Current Assignee Address: US CA San Diego
- Agency: Smith Risley Tempel Santos LLC
- Priority: DE102010009104 20100224
- International Application: PCT/EP2011/052444 WO 20110218
- International Announcement: WO2011/104191 WO 20110901
- Main IPC: G06G7/12
- IPC: G06G7/12 ; G01R27/06
Abstract:
A detector circuit can be used for determining the reflection coefficients of HF signals in a signal path. The detector circuit includes a bidirectional hybrid coupler, logarithmic amplifiers connected to the hybrid couple, and a subtractor having an offset connection.
Public/Granted literature
- US20130038387A1 Detector Circuit Public/Granted day:2013-02-14
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