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:
Jan. 14, 2014
Filed:
Jun. 25, 2010
Yu Liu, Shenzhen, CN;
Hao Liu, Shenzhen, CN;
Yinlong Wang, Shenzhen, CN;
ZTE Corporation, Shenzhen, Guangdong Province, CN;
Abstract
The present invention discloses a method, apparatus and system for operating an internet protocol television service system. The present invention relates to communication field, and solves the problem of poor quality of service caused by using a cold backup electronic programmer guide (EPG) server or transferring a user to other EPG server. The method includes: a backup electronic programmer guide (EPG) server receiving an obtaining instruction message sent by a service control manager, wherein the obtaining instruction message instructs the backup EPG server to obtain service information of a failed present network EPG server; the backup EPG server obtaining the service information of the failed present network EPG server according to the obtaining instruction message, and sending an obtaining response message to the service control manager after finishing obtaining the service information.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile