Invention Grant
US08284650B2 Transmission device, reception device and radio communication method
有权
传输设备,接收设备和无线电通信方式
- Patent Title: Transmission device, reception device and radio communication method
- Patent Title (中): 传输设备,接收设备和无线电通信方式
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Application No.: US12767117Application Date: 2010-04-26
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Publication No.: US08284650B2Publication Date: 2012-10-09
- Inventor: Yutaka Murakami , Shinichiro Takabayashi , Masayuki Orihashi , Akihiko Matsuoka
- Applicant: Yutaka Murakami , Shinichiro Takabayashi , Masayuki Orihashi , Akihiko Matsuoka
- Applicant Address: JP Osaka
- Assignee: Panasonic Corporation
- Current Assignee: Panasonic Corporation
- Current Assignee Address: JP Osaka
- Agency: Greenblum & Bernstein, P.L.C.
- Priority: JP2001-244929 20010810; JP2001-310777 20011005; JP2002-206150 20020715
- Main IPC: H04J11/00
- IPC: H04J11/00

Abstract:
A transmitting apparatus includes a first OFDM modulator that generates a first OFDM modulation signal by modulating a first information signal using a first modulation scheme, the first OFDM modulation signal having a plurality of subcarriers. A second OFDM modulator generates a second OFDM modulation signal by modulating a second information signal using the first modulation scheme, the second OFDM modulation signal having a plurality of subcarriers, and that generates a third OFDM modulation signal by changing a second position in an in-phase quadrature-phase plane in which a signal point of the second OFDM modulation signal is positioned, to a third position, the third position being different from a first position in the in-phase quadrature-phase plane in which a signal point of the first OFDM modulation signal is positioned. A multiplexer generates a multiplexed signal to be transmitted in a common frequency band, by multiplexing the first OFDM modulation signal and the third modulation signal. A transmitter transmits the multiplexed signal.
Public/Granted literature
- US20100202562A1 TRANSMISSION DEVICE, RECEPTION DEVICE AND RADIO COMMUNICATION METHOD Public/Granted day:2010-08-12
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