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특허 검색
구분 출원국
출원년도 ~ 키워드

상세정보

등록 차량 통신 네트워크의 멀티캐스팅 시스템 및 그 방법

차량 통신 네트워크의 멀티캐스팅 시스템 및 그 방법
이미지 확대
발명자
김정숙, 김동규, 곽동용
출원번호
13494639 (2012.06.12)
공개번호
20120314643 (2012.12.13)
등록번호
8797938 (2014.08.05)
출원국
미국
협약과제
초록
Disclosed herein are a multicasting system and method for a vehicular communication network. The multicasting system includes a plurality of roadside communication devices for communicating with a plurality of vehicular communication devices. Each of the roadside communication devices includes a communication unit for communicating with the plurality of vehicular communication devices and at least one neighboring roadside communication device, a beacon analysis unit for analyzing beacon frames when a slot allocation request is received from one of the vehicular communication devices, a determination unit for searching for a period in which a slot has not been allocated and determining whether a period for allocation of a slot to the vehicular communication device is present, and a slot allocation unit for allocating a slot period for multicasting of the vehicular communication device based on results of the determination of the determination unit.
KSP 제안 키워드
Allocation unit, Beacon Frames, Communication device, Vehicular Communication, communication network, slot allocation