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:
Jun. 07, 2016
Filed:
Jan. 30, 2012
Applicants:
Hiroshi Nakano, Osaka, JP;
Hiromichi Tomeba, Osaka, JP;
Takashi Onodera, Osaka, JP;
Alvaro Ruiz Delgado, Osaka, JP;
Inventors:
Hiroshi Nakano, Osaka, JP;
Hiromichi Tomeba, Osaka, JP;
Takashi Onodera, Osaka, JP;
Alvaro Ruiz Delgado, Osaka, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01); H04B 7/04 (2006.01); H04L 5/00 (2006.01); H04L 25/02 (2006.01); H04L 25/06 (2006.01); H04J 11/00 (2006.01);
U.S. Cl.
CPC ...
H04B 7/0452 (2013.01); H04B 7/0456 (2013.01); H04L 5/005 (2013.01); H04L 25/0204 (2013.01); H04L 25/0226 (2013.01); H04L 25/0242 (2013.01); H04L 25/067 (2013.01); H04B 7/0465 (2013.01); H04J 11/003 (2013.01);
Abstract
A transmitter apparatus to transmit to a plurality of receiver apparatuses a data signal at the same timing and on the same frequency, includes a transmitter unit that transmits a demodulation reference signal addressed to a first receiver apparatus and a demodulation reference signal addressed to a second receiver apparatus different from the first receiver apparatus at the same timing and on the same frequency.