Invention Grant
- Patent Title: Wireless communication system, wireless terminal station, wireless base station, and wireless communication method
- Patent Title (中): 无线通信系统,无线终端站,无线基站,无线通信方式
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Application No.: US12518162Application Date: 2007-12-05
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Publication No.: US08238835B2Publication Date: 2012-08-07
- Inventor: Yukimasa Nagai , Takahisa Yamauchi , Tetsuya Kosaka
- Applicant: Yukimasa Nagai , Takahisa Yamauchi , Tetsuya Kosaka
- Applicant Address: JP Tokyo
- Assignee: Mitsubishi Electric Corporation
- Current Assignee: Mitsubishi Electric Corporation
- Current Assignee Address: JP Tokyo
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2006-331084 20061207; JP2007-120073 20070427
- International Application: PCT/JP2007/073515 WO 20071205
- International Announcement: WO2008/069245 WO 20080612
- Main IPC: H04B17/00
- IPC: H04B17/00

Abstract:
A first wireless terminal station transmits beam transmission direction identification information in all directions. A second wireless terminal station receives the transmission direction identification information, combines reception direction identification information and the transmission direction identification information, and transmits directivity direction combination information to a wireless base station. The first and the second wireless terminal stations form directional beams in directions indicated by the directivity direction combination information to thereby perform a direct communication.
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