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. 01, 2015
Filed:
Apr. 06, 2012
Pinyi Ren, Xi'An, CN;
Jincheng LU, Xi'An, CN;
Qinghe Du, Xi'An, CN;
Zhigang Chen, Xi'An, CN;
Yichen Wang, Xi'An, CN;
Guangen Wu, Xi'An, CN;
Pinyi Ren, Xi'An, CN;
Jincheng Lu, Xi'An, CN;
Qinghe Du, Xi'An, CN;
Zhigang Chen, Xi'An, CN;
Yichen Wang, Xi'An, CN;
Guangen Wu, Xi'An, CN;
XI'AN JIAOTONG UNIVERSITY, Xi'An, Shaanxi, CN;
Abstract
A fountain code-based cooperative multicast method comprises: 1) transmitting forwards, by a base station, a code symbol informed by a packet encoded by a fountain code, after receiving a feedback that all users correctly decode, stopping transmitting a data; 2) after completing receiving the data early by a user with good channel conditions, monitoring a 'help' signal of other users, when receiving the 'help' signal, the user with good channel conditions participates in a cooperation, when receiving the feedback of a cooperative user that has correctly received the data, stopping the cooperation by the user with good channel conditions; and 3) monitoring a feedback signal of remaining users that correctly receive the data by a user that does not complete receiving the data, and deciding whether to transmit a “help” signal, according to a signal intensity of the feedback signal.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile