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:
Aug. 19, 2014
Filed:
Aug. 13, 2008
Jun MO Kim, Seoul, KR;
Chang Soon Park, Chungju-si, KR;
Duck Dong Hwang, Yongin-si, KR;
Sung Jin Kim, Suwon-si, KR;
Pramod Viswanath, Urbana, IL (US);
Jun Mo Kim, Seoul, KR;
Chang Soon Park, Chungju-si, KR;
Duck Dong Hwang, Yongin-si, KR;
Sung Jin Kim, Suwon-si, KR;
Pramod Viswanath, Urbana, IL (US);
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
A communication system for supporting a primary user and a secondary user is provided. A base station of a communication system, includes a scheduler to group at least one primary user and at least one secondary user corresponding to each of the at least one primary user according to characteristics of services desired by users, a superposition coding unit to perform superposition coding for primary data associated with the at least one primary user and secondary data associated with the at least one secondary user to generate a transmission data stream, and a beamformer to perform beamforming for the transmission data stream.