Invention Grant
- Patent Title: Vehicle call device, call system, center, and calling method
- Patent Title (中): 车辆呼叫装置,呼叫系统,中心和呼叫方法
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Application No.: US12252130Application Date: 2008-10-15
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Publication No.: US08542818B2Publication Date: 2013-09-24
- Inventor: Shinichi Yamamoto
- Applicant: Shinichi Yamamoto
- Applicant Address: JP Toyota-Shi
- Assignee: Toyota Jidosha Kabushiki Kaisha
- Current Assignee: Toyota Jidosha Kabushiki Kaisha
- Current Assignee Address: JP Toyota-Shi
- Agency: Kenyon & Kenyon LLP
- Priority: JP2007-278834 20071026
- Main IPC: H04M9/08
- IPC: H04M9/08

Abstract:
A vehicle call device, a call system, a center, and a calling method capable of detecting a problem while controlling the cost increase are disclosed. The vehicle call device includes a speaker mounted in a vehicle, the speaker outputting a received voice of an opposite communication party; a microphone mounted in the vehicle; an echo canceller unit removing the received voice that has been output from the speaker and input into the microphone; a detecting unit detecting an emergency situation of the vehicle; and a remove preventing unit preventing the eco canceller unit from removing the received voice when the detecting unit detects the emergency situation.
Public/Granted literature
- US20090110185A1 VEHICLE CALL DEVICE, CALL SYSTEM, CENTER, AND CALLING METHOD Public/Granted day:2009-04-30
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