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:
Oct. 25, 2011
Filed:
Nov. 01, 2007
Young-ho Jung, Suwon-si, KR;
Cheol-woo You, Seoul, KR;
Young-Ho Jung, Suwon-si, KR;
Cheol-Woo You, Seoul, KR;
Samsung Electronics Co., Ltd, , KR;
Abstract
Provided is an apparatus and method for resource allocation for multicast data in a broadband wireless access system. In the method, multicast packets are scheduled. Thereafter, a resource allocation message for the scheduled multicast packets divided into a second multicast resource allocation message including information of a user group using a multicast ID and a first multicast resource allocation message including information transmitted in common to users of the user group, and the corresponding message including changed information is transmitted for a change of information. Therefore, it is possible to reduce a waste of resource that is due to the duplicate transmission of some fields of resource allocation information about multicast data.