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:
Mar. 22, 2016
Filed:
Sep. 19, 2011
Takashi Seyama, Kawasaki, JP;
Takashi Dateki, Kawasaki, JP;
Takashi Seyama, Kawasaki, JP;
Takashi Dateki, Kawasaki, JP;
FUJITSU LIMITED, Kawasaki, JP;
Abstract
A radio communication system including a base station and a mobile station, which perform radio communication. The mobile station includes: a receiver which receives a data signal transmitted from the base station; a controller which switches a number of group units and groups the data signal by the switched number of group units, according to one parameter or a combination of a plurality of parameters out of a type of a channel, a type of modulation scheme and encoding rate, an assigned resource amount, or a number of transmitting antennas of the mobile station, when an ACK signal or an NACK signal in response to the data signal is transmitted; and a transmitter which transmits the ACK signal or NACK signal in each group unit of the data signal. The base station includes: a transmitter which transmits the data signal; and a receiver which receives the ACK or NACK signals.