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:
Jul. 22, 2014
Filed:
Dec. 28, 2009
Yunfeng Sun, Guangdong Province, CN;
Jing Jiang, Guangdong Province, CN;
Changqing Zhu, Guangdong Province, CN;
Junfeng Zhang, Guangdong Province, CN;
Yunfeng Sun, Guangdong Province, CN;
Jing Jiang, Guangdong Province, CN;
Changqing Zhu, Guangdong Province, CN;
Junfeng Zhang, Guangdong Province, CN;
ZTE Corporation, Shenzhen, Guangdong Province, CN;
Abstract
A method of CQI feedback comprises: in a CoMP system, a terminal feeding back a CQI corresponding to a comprehensive channel formed between the terminal and all transmission nodes in a CATS or each CQI corresponding to each channel between the terminal and each transmission node. A system of CQI feedback; in the system is also disclosed, a feedback unit at the terminal side is used in the CoMP system to calculate and feed back the CQI corresponding to the comprehensive channel formed between the terminal and all the transmission nodes in the CATS or each CQI corresponding to each channel between the terminal and each transmission node. With the method and system of the present invention, not only the CQI feedback in the CoMP system can be realized, but also the difference between the CQI feedback in the control channel and that in the traffic channel can be avoided.