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특허 검색
구분 출원국
출원년도 ~ 키워드

상세정보

등록 다양한 접속 서비스 등급을 지원하는 랜덤 접속장치 및 그 방법

다양한 접속 서비스 등급을 지원하는 랜덤 접속장치 및 그 방법
이미지 확대
발명자
김정임, 유병한
출원번호
11301257 (2005.12.13)
공개번호
20060126570 (2006.06.15)
등록번호
7664076 (2010.02.16)
출원국
미국
협약과제
04MM1100, 4세대 이동통신 기술개발, 황승구
초록
A random access apparatus for supporting a variety of access service classes includes a radio frequency (RF) transmitting/receiving unit for receiving a preamble introduction broadcasting signal from a base station and transmitting a random access preamble to the base station, an introduction broadcasting signal processing unit for extracting a random access usage relating to M-sequences and hadamard sequences from the received preamble introduction broadcasting signal, a selecting unit for selecting a plurality of M-sequences and a hadamard sequence corresponding to a random access purpose based on the extracted random access usage, and a preamble producing unit for generating the random access preamble using the selected plurality of M-sequences and the selected hadamard sequence.
KSP 제안 키워드
Processing unit, Pseudo-random sequence(M-sequence), Radio Frequency(RF), Radio frequency (rf), Random Access, Random access preamble, Service classes, Signal Processing, base station(BS)