Invention Grant
- Patent Title: Signal generation method and signal generation device
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Application No.: US17403408Application Date: 2021-08-16
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Publication No.: US11575412B2Publication Date: 2023-02-07
- Inventor: Yutaka Murakami , Tomohiro Kimura , Mikihiro Ouchi
- Applicant: Sun Patent Trust
- Applicant Address: US NY New York
- Assignee: Sun Patent Trust
- Current Assignee: Sun Patent Trust
- Current Assignee Address: US NY New York
- Agency: Wenderoth, Lind & Ponack, L.L.P.
- Priority: JP2010-276448 20101210,JP2011-026422 20110209,JP2011-033770 20110218,JP2011-051841 20110309
- Main IPC: H04B7/0413
- IPC: H04B7/0413 ; H04B7/06 ; H04L5/00 ; H04L25/02 ; H04L25/03 ; H04L25/06 ; G06F11/10 ; H04B7/0456 ; H04L1/00 ; H04W72/04 ; H04L27/26
Abstract:
A transmission method simultaneously transmitting a first modulated signal and a second modulated signal at a common frequency performs precoding on both signals using a fixed precoding matrix and regularly changes the phase of at least one of the signals, thereby improving received data signal quality for a reception device.
Public/Granted literature
- US20220109471A1 SIGNAL GENERATION METHOD AND SIGNAL GENERATION DEVICE Public/Granted day:2022-04-07
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