JPS6366096B2 - - Google Patents


Publication number
JPS6366096B2 JP27104084A JP27104084A JPS6366096B2 JP S6366096 B2 JPS6366096 B2 JP S6366096B2 JP 27104084 A JP27104084 A JP 27104084A JP 27104084 A JP27104084 A JP 27104084A JP S6366096 B2 JPS6366096 B2 JP S6366096B2
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Application number
Other versions
JPS61148926A (en
Yasuhiko Ito
Hideyuki Shinonaga
Original Assignee
Kokusai Denshin Denwa Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kokusai Denshin Denwa Co Ltd filed Critical Kokusai Denshin Denwa Co Ltd
Priority to JP27104084A priority Critical patent/JPS6366096B2/ja
Publication of JPS61148926A publication Critical patent/JPS61148926A/ja
Publication of JPS6366096B2 publication Critical patent/JPS6366096B2/ja
Application status is Expired legal-status Critical



    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/14Relay systems
    • H04B7/15Active relay systems
    • H04B7/204Multiple access
    • H04B7/2041Spot beam multiple access
JP27104084A 1984-12-24 1984-12-24 Expired JPS6366096B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP27104084A JPS6366096B2 (ja) 1984-12-24 1984-12-24

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP27104084A JPS6366096B2 (ja) 1984-12-24 1984-12-24
US06/810,144 US4706239A (en) 1984-12-24 1985-12-18 Communications satellite repeater
GB08531315A GB2169474B (en) 1984-12-24 1985-12-19 Communications satellite repeater

Publications (2)

Publication Number Publication Date
JPS61148926A JPS61148926A (en) 1986-07-07
JPS6366096B2 true JPS6366096B2 (ja) 1988-12-19



Family Applications (1)

Application Number Title Priority Date Filing Date
JP27104084A Expired JPS6366096B2 (ja) 1984-12-24 1984-12-24

Country Status (3)

Country Link
US (1) US4706239A (ja)
JP (1) JPS6366096B2 (ja)
GB (1) GB2169474B (ja)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4858229A (en) * 1986-08-14 1989-08-15 Hughes Aircraft Company Filter interconnection matrix
US4879711A (en) * 1986-08-14 1989-11-07 Hughes Aircraft Company Satellite communications system employing frequency reuse
US4905239A (en) * 1987-03-26 1990-02-27 British Aerospace Public Limited Company R. F. signal distribution
DE8706928U1 (ja) * 1987-05-14 1987-08-06 Ant Nachrichtentechnik Gmbh, 7150 Backnang, De
US4858225A (en) * 1987-11-05 1989-08-15 International Telecommunications Satellite Variable bandwidth variable center-frequency multibeam satellite-switched router
GB8819501D0 (en) * 1988-08-17 1988-09-21 British Aerospace Spacecraft payload
US5068813A (en) * 1989-11-07 1991-11-26 Mts Systems Corporation Phased digital filtering in multichannel environment
US5233609A (en) * 1990-08-27 1993-08-03 Gte Government Systems Multichannel multiplexer with frequency discrimination characteristics
US5274839A (en) * 1992-02-12 1993-12-28 General Electric Co. Satellite communications system with the zero-db coupler
FR2694855B1 (fr) * 1992-08-14 1994-09-30 Alcatel Espace Dispositif de commutation transparente, notamment pour le domaine spatial, architectures de charge utile utilisant un tel dispositif, et procédés de mise en Óoeuvre du dispositif et des architectures.
FR2714200B1 (fr) * 1993-11-25 1996-12-27 Fujitsu Ltd Dispositif à onde acoustique de surface et son procédé de fabrication.
CA2157209C (en) * 1995-08-30 2001-04-10 Robert Peach Repeaters for multibeam satellites
EP0760561B9 (en) * 1995-08-30 2004-03-17 Com Dev Ltd. Repeaters for multibeam satellites with channels divided in subchannels and interbeam switching
DE69627284T2 (de) * 1995-12-21 2004-04-01 Com Dev Ltd., Cambridge Intersatellitenkommunikationsanordnung mit Unterkanalschaltung und Bent-Pipe-Architektur
CA2165875C (en) * 1995-12-21 2001-03-13 Gary Beauchamp Intersatellite communications systems
DE19612108A1 (de) * 1996-03-27 1997-10-02 Bosch Gmbh Robert Punkt-zu-Mehrpunkt Funkübertragungssystem
GB2314725B (en) * 1996-06-28 2000-03-08 Matra Marconi Space Uk Ltd Switching means for use on-board a spacecraft
US6560461B1 (en) 1997-08-04 2003-05-06 Mundi Fomukong Authorized location reporting paging system
US6047162A (en) * 1997-09-25 2000-04-04 Com Dev Limited Regional programming in a direct broadcast satellite
US6301465B1 (en) * 1998-10-12 2001-10-09 Trw Inc. Adaptive transceiver architecture for real time allocation of communications resources in a satellite based telecommunication system
US6229986B1 (en) * 1998-11-18 2001-05-08 Hughes Electronics Corporation Reconfigurable analog channel processor for multibeam satellites
US6275479B1 (en) * 1999-03-19 2001-08-14 Spacecode Llc Multiplexed power amplifiers for satellite communication system
KR100755217B1 (ko) * 1999-06-25 2007-09-04 퀄컴 인코포레이티드 위성통신 시스템에서의 피더 링크 공간다중화
US6317420B1 (en) 1999-06-25 2001-11-13 Qualcomm Inc. Feeder link spatial multiplexing in a satellite communication system
US6704543B1 (en) * 1999-09-27 2004-03-09 Ems Technologies, Inc. Multi-beam satellite communications system
US6836658B1 (en) 2000-03-03 2004-12-28 Ems Technologies, Inc. High data rate satellite communications system and method
US7272375B2 (en) 2004-06-30 2007-09-18 Silicon Laboratories Inc. Integrated low-IF terrestrial audio broadcast receiver and associated method
GB0423394D0 (en) * 2004-10-21 2004-11-24 Eads Astrium Ltd Improvements in the flexibility of communications satellite payloads
US8200149B1 (en) * 2005-07-29 2012-06-12 The Directv Group, Inc. Combining transponder bandwidths for source and forward error correction encoding efficiency
US9525978B2 (en) 2005-07-29 2016-12-20 The Directv Group, Inc. Method and apparatus for transmitting high bandwidth signals with low bandwidth transponders
DE602006016496D1 (de) * 2006-03-30 2010-10-07 Finmeccanica Societa Per Azion System zur erweiterung zweiweg satelliten funkkommunikationen in tunnels
CN101675633A (zh) * 2007-03-02 2010-03-17 高通股份有限公司 用在中继器发射机漏泄消除系统中的时间均衡器权重的闭合形式计算
CN102804635A (zh) * 2009-06-12 2012-11-28 株式会社Ntt都科摩 中继放大装置
JP6328388B2 (ja) 2013-07-29 2018-05-23 Ntn株式会社 クラッチレリーズ軸受装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1943735A1 (de) * 1969-08-28 1971-03-11 Licentia Gmbh Richtfunkanlage
US4381562A (en) * 1980-05-01 1983-04-26 Bell Telephone Laboratories, Incorporated Broadcast type satellite communication systems
US4456988A (en) * 1981-01-29 1984-06-26 Kokusai Denshin Denwa Kabushiki Kaisha Satellite repeater

Also Published As

Publication number Publication date
GB8531315D0 (en) 1986-01-29
US4706239A (en) 1987-11-10
GB2169474B (en) 1988-12-07
GB2169474A (en) 1986-07-09
JPS61148926A (en) 1986-07-07

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees