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专利名称：Efficient random access signature
management in a mobile communicationsystem, base station apparatus and mobilestation apparatus
发明人：Yasuyuki Kato,Shohei Yamada,Wahoh Oh申请号：US12551298申请日：20090831公开号：US08228846B2公开日：20120724
专利附图：
摘要：To prevent a collision from occurring at the time of random access in cases such
as handover, response to paging and the like where a mobile station apparatus performsrandom access in response to directions from a base station apparatus. In a mobilecommunication system in which a mobile station apparatus uses a signature of a
beforehand determined signature group at the time of random access with a base stationapparatus , the signature group is comprised of a signature group managed by the basestation apparatus and another signature group managed by the mobile station apparatus. The signature group managed by the base station apparatus includes signaturesassociated with particular random access reasons to be selected by the base stationapparatus
申请人：Yasuyuki Kato,Shohei Yamada,Wahoh Oh
地址：Osaka JP,Osaka JP,Osaka JP
国籍：JP,JP,JP
代理机构：Birch, Stewart, Kolasch & Birch, LLP
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