The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 04, 2012
Filed:
Jan. 11, 2007
Kenichi Higuchi, Yokohama, JP;
Mamoru Sawahashi, Yokohama, JP;
Zhengang Pan, Beijing, CN;
Lan Chen, Beijing, CN;
Jingxiu Liu, Beijing, CN;
Kenichi Higuchi, Yokohama, JP;
Mamoru Sawahashi, Yokohama, JP;
Zhengang Pan, Beijing, CN;
Lan Chen, Beijing, CN;
Jingxiu Liu, Beijing, CN;
NTT DoCoMo, Inc., Tokyo, JP;
Abstract
A communication device for sending transmission signals for one or more mobile stations from multiple transmitting antennas is disclosed. The communication device includes a scheduling unit configured to allocate one or more frequency resource blocks each having a predetermined bandwidth and including one or more subcarriers preferentially to each selected one of the mobile stations that is in a good channel condition; one or more delay setting units provided between the scheduling unit and the transmitting antennas and configured to set delay values for one or more signal paths leading to the transmitting antennas; and a delay value updating unit configured to repeatedly update the delay values to be set by the delay setting units.