Invention Grant
- Patent Title: Receiving circuit and receiving method
- Patent Title (中): 接收电路和接收方式
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Application No.: US11625034Application Date: 2007-01-19
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Publication No.: US07711345B2Publication Date: 2010-05-04
- Inventor: Hiroki Okada
- Applicant: Hiroki Okada
- Applicant Address: JP Toyota-shi
- Assignee: Toyota Jidosha Kabushiki Kaisha
- Current Assignee: Toyota Jidosha Kabushiki Kaisha
- Current Assignee Address: JP Toyota-shi
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2006-039440 20060216
- Main IPC: H04B1/10
- IPC: H04B1/10 ; H04Q7/20

Abstract:
A received circuit receives a plurality signals generated by modulating carrier waves having the substantial same frequency according to digital signals having different bitrates output from a plurality of systems. The receiving circuit includes a front-end portion that tunes and outputs the signals received by an antenna; an analog-to-digital converting portion that converts the signals output from the front-end portion to digital signals; a signal processing portion that processes and demodulates the digital signals; and a plurality of digital filter portions each of which extracts a digital signal output from a corresponding system among the plurality of systems, from the demodulated signals output from the signal processing portion, based on a bitrate of the digital signal output from the corresponding system.
Public/Granted literature
- US20070205913A1 RECEIVING CIRCUIT AND RECEIVING METHOD Public/Granted day:2007-09-06
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