KR970078153A - Channel allocation method and apparatus for satellite communication system - Google Patents

Channel allocation method and apparatus for satellite communication system Download PDF

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KR970078153A
KR970078153A KR1019960016844A KR19960016844A KR970078153A KR 970078153 A KR970078153 A KR 970078153A KR 1019960016844 A KR1019960016844 A KR 1019960016844A KR 19960016844 A KR19960016844 A KR 19960016844A KR 970078153 A KR970078153 A KR 970078153A
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satellite
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communication system
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허봉규
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유기범
대우통신 주식회사
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1851—Systems using a satellite or space-based relay
    • H04B7/18519—Operations control, administration or maintenance

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

본 발명은 인공위성을 이용한 통신 시스템에 있어서, 특히 트랜스폰더(Transponder) 채널을 할당하는 때에 있어서 기지국이 2개 이상의 채널의 할당을 요구하게 되는 경우 언제나 인접한 2개 이상의 채널을 할당함으로써 통화채널의 관리를 용이하게 할 수 있도록 해 주는 위성 통신 시스템의 채널 할당 방법 및 그 장치에 관한 것으로, 각각 다수의 가입자와 결합되는 다수의 기지국과, 각 기지국간의 통화채널을 제공하기 위한 인공위성 및, 통화요구가 있는 기지국에 대해 인공위성의 사용가능한 통화채널을 할당제어하는 중앙제어국을 구비한 위성통신 시스템에 있어서, 인공위성에 의해 허용되는 통신채널의 이용상태가 저장되는 채널정보 저장수단과, 통신채널의 첫 비사용채널에 대한 데이터를 저장하기 위한 첫 비사용 채널데이터 저장수단, 통신채널의 최종 사용채널에 대한 데이터를 저장하게 위한 최종 사용 채널데이터 저장수단, 기지국으로부터 2개 이상의 채널 할당 요구가 있는 경우 연속된 2개 이상의 채널이 존재하지 않게 되면 최종 사용 채널을 첫 비사용 채널로 통화채널의 변경을 실행한 후 다시 연속된 2개 이상의 채널의 존재여부를 판단하여 채널할당을 제어하는 제어수단을 포함하여 구성된 것을 특징으로 한다.The present invention relates to a communication system using a satellite, and more particularly, in a case where a base station requests allocation of two or more channels at the time of allocating a transponder channel, The present invention relates to a channel allocation method and apparatus for a satellite communication system that enables a plurality of subscribers to communicate with each other, a satellite for providing a communication channel between each base station, And a central control station for assigning and controlling a usable communication channel of the satellite to the satellite communication system, the satellite communication system comprising: channel information storage means for storing a usage state of a communication channel permitted by a satellite; A first unused channel data storage means for storing data for the first communication channel, End channel data storage means for storing data on the last used channel of the first use channel, and a second use channel data storing means for storing data on the last used channel of the first use channel when the two or more consecutive channels do not exist, And control means for controlling the channel allocation by determining whether there are two or more continuous channels again after executing the channel change.

Description

위성통신 시스템의 채널 할당 방법 및 그 장치Channel allocation method and apparatus for satellite communication system

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제6도는 본 발명의 1실시예에 따른 위성통신 시스템에 있어서의 네트워크제어부(40)의 구성을 나타낸 블록구성도. 제7도는 제6도의 구성으로 된 장치의 동작을 설명하기 위한 동작 플로우 차트. 제8도는 제6도의 구성으로 된 장치에서의 채널 할당 방식의 실시예를 설명하기 위한 참조 도면.6 is a block diagram showing a configuration of a network control unit 40 in a satellite communication system according to an embodiment of the present invention. FIG. 7 is an operational flow chart for explaining the operation of the apparatus of FIG. 6; FIG. FIG. 8 is a view for explaining an embodiment of a channel allocation scheme in a device having a configuration of FIG. 6; FIG.

Claims (5)

각각 다수의 가입자와 결합되는 다수의 기지국을 인공위성을 통해 결합하여 임의의 기지국간에 통신을 실행할 수 있도록 된 위성통신 시스템에 있어서, 임의의 기지국의 2개 이상의 채널의 할당을 요구하게 되면 사용중 및 비사용중 채널을 검색함과 더불어 이 채널데이터를 저장하는 채널 데이터 검색단계와, 연속된 2개이상의 채널이 존재하는 지를 판단하는 비사용 연속채널 검색단계, 연속된 2개 이상의 채널이 존재하지 않게 되면 별도로 2개 이상의 채널이 존재하는 지를 판단하는 비사용 채널 검색단계, 이후 2개 이상의 채널이 존재하게 되면 최종 사용 채널에 대해서 첫비사용 채널로 통화 채널의 변경을 실행하는 통화채널 변경단계, 통화채널이 변경된 후 다시 연속된 2개 이상의 채널이 존재하는 지를 판단하여 연속된 2개 이상의 채널이 존재하게 되면 해당 기지국에 2개 이상의 채널을 할당하는 채널 할당 단계를 포함하여 구성된 것을 특징으로 하는 위성 통신 시스템의 채널 할당 방법.A satellite communication system in which a plurality of base stations combined with a plurality of subscribers are combined with each other through an artificial satellite so as to be able to perform communication between arbitrary base stations, A channel data searching step of searching for a channel and storing the channel data, an unused continuous channel searching step for determining whether two or more continuous channels exist, A channel switching step of changing a channel to be used as a first use channel for an end use channel if there are two or more channels thereafter; It is determined whether there are two or more consecutive channels and if there are two or more consecutive channels When the second channel allocation method of a satellite communication system, characterized in that configured to include a channel allocation step of allocating more than one channel to the base station to. 제1항에 있어서, 상기 비사용 연속채널 검색단계에서 2개 이상의 연속된 채널이 존재하게 되면 채널 할당 단계로 이행하여 채널을 할당하도록 하는 것을 특징으로 하는 위성 통신 시스템의 채널 할당 방법.The method as claimed in claim 1, wherein, when there are two or more consecutive channels in the non-used continuous channel search step, the channel allocation step is performed to allocate a channel. 제1항에 있어서, 상기 통화 채널 변경단계 이후 연속된 2개 이상의 채널이 존재하지 않게 되면 다시 통화 채널 변경단계로 이행하여 상기 과정을 반복수행하는 것을 특징으로 하는 위성 통신 시스템의 채널 할당 방법.2. The method of claim 1, wherein if there are no two or more consecutive channels after the call channel changing step, the procedure returns to the call channel changing step and repeats the procedure. 각각 다수의 가입자와 결합되는 다수의 기지국과, 각 기지국간의 통화채널을 제공하기 위한 인공위성 및, 통화요구가 있는 기지국에 대해 인공위성의 사용가능한 통화채널을 할당제어하는 중앙제어국을 구비한 위성통신 시스템에 있어서, 인공위성에 의해 허용되는 통신채널의 이용상태가 저장되는 채널정보 저장수단과, 통신채널의 첫 비사용채널에 대한 데이터를 저장하기 위한 첫 비사용 채널데이터 저장수단, 통신채널의 최종 사용채널에 대한 데이터를 저장하기 위한 최종 사용채널데이터 저장수단, 기지국으로부터 2개 이상의 채널할당 요구가 있는 경우 연속된 2개 이상의 채널이 존재하지 않게 되면 최종 사용 채널을 첫 비사용 채널로 통화채널의 변경을 실행한 후 다시 연속된 2개 이상의 채널의 존재여부를 판단하여 채널할당을 제어하는 제어수단을 포함하여 구성된 것을 특징으로 하는 위성 통신 시스템의 채널 할당 장치.A satellite communication system having a plurality of base stations each associated with a plurality of subscribers, a satellite for providing a communication channel between each base station, and a central control station for assigning and controlling usable communication channels of the satellite to a base station having a call request A first non-use channel data storing means for storing data for a first unused channel of a communication channel, a first unused channel data storing means for storing data for a first unused channel of the communication channel, If there are two or more consecutive channels in the presence of two or more channel allocation requests from the base station, the last used channel is changed to the first unused channel, And then determines whether or not two or more consecutive channels are present, And a channel allocation unit for allocating channel allocation information to the satellite communication system. 제4항에 있어서, 상기 제어수단은 통화 채널의 변경을 실행한 후 연속된 2개 이상의 채널이 존재하지 않게 되면 다시 최종 사용 채널을 첫 비사용 채널로 통화채널의 변경을 실행한 후 채널 할당을 제어하는 것을 특징으로 하는 위성 통신 시스켐의 채널 할당 장치.The method as claimed in claim 4, wherein when the control unit changes the communication channel and there are no more than two consecutive channels, the controlling unit changes the last used channel to the first unused channel, And a channel allocation unit for allocating channels of the satellite communication system. 참고사항 : 최초출원 내용에 의하여 공개하는 것임.Note: It is disclosed by the contents of the first application.
KR1019960016844A 1996-05-18 1996-05-18 Channel allocation method and apparatus thereof in satellite communication system Expired - Fee Related KR0183273B1 (en)

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