DE69941469D1 - Satellitemesssystem für Leistungsregelung in der Aufwärtsverbindung und Zeitsynchronisierung - Google Patents

Satellitemesssystem für Leistungsregelung in der Aufwärtsverbindung und Zeitsynchronisierung

Info

Publication number
DE69941469D1
DE69941469D1 DE69941469T DE69941469T DE69941469D1 DE 69941469 D1 DE69941469 D1 DE 69941469D1 DE 69941469 T DE69941469 T DE 69941469T DE 69941469 T DE69941469 T DE 69941469T DE 69941469 D1 DE69941469 D1 DE 69941469D1
Authority
DE
Germany
Prior art keywords
power control
measurement system
time synchronization
uplink power
satellite measurement
Prior art date
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.)
Expired - Lifetime
Application number
DE69941469T
Other languages
English (en)
Inventor
Andrew L Strodtbeck
Jennifer L Vollbrecht
Denise A Uyeda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DirecTV Group Inc
Original Assignee
Hughes Electronics Corp
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 Hughes Electronics Corp filed Critical Hughes Electronics Corp
Application granted granted Critical
Publication of DE69941469D1 publication Critical patent/DE69941469D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink power control
    • 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
    • H04B7/204—Multiple access
    • H04B7/212—Time-division multiple access [TDMA]
    • H04B7/2125—Synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
DE69941469T 1998-06-29 1999-06-04 Satellitemesssystem für Leistungsregelung in der Aufwärtsverbindung und Zeitsynchronisierung Expired - Lifetime DE69941469D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/106,649 US6335920B1 (en) 1998-06-29 1998-06-29 Satellite-based measurement for uplink power control and time synchronization

Publications (1)

Publication Number Publication Date
DE69941469D1 true DE69941469D1 (de) 2009-11-12

Family

ID=22312530

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69941469T Expired - Lifetime DE69941469D1 (de) 1998-06-29 1999-06-04 Satellitemesssystem für Leistungsregelung in der Aufwärtsverbindung und Zeitsynchronisierung

Country Status (3)

Country Link
US (1) US6335920B1 (de)
EP (1) EP0969607B1 (de)
DE (1) DE69941469D1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6584158B1 (en) * 1998-07-28 2003-06-24 Sony Computer Entertainment, Inc. Information transmission reception system and information transmission reception method, and information receiver used therein
US6724737B1 (en) * 1999-06-17 2004-04-20 Lockheed Martin Global Telecommunications, Inc System for controlling communications between a terminal and satellite and method therefore
US6763006B1 (en) * 1999-09-22 2004-07-13 Sola Communications, Inc. Method and apparatus for controlling uplink transmission power within a satellite communication system
US6633745B1 (en) 2000-03-29 2003-10-14 Societe Europeenne Des Satellites S.A. Satellite cluster comprising a plurality of modular satellites
US7043199B2 (en) 2001-06-06 2006-05-09 Hughes Network Systems Llc Uplink power control system for satellite communication system employing on-board satellite processing and fade estimation
IL143820A0 (en) * 2000-06-26 2002-04-21 Hughes Electronics Corp Uplink power control system for satellite communication system employing on-board satellite processing and fade estimation
US6498937B1 (en) * 2000-07-14 2002-12-24 Trw Inc. Asymmetric bandwidth wireless communication techniques
US6954581B2 (en) * 2000-12-06 2005-10-11 Microsoft Corporation Methods and systems for managing multiple inputs and methods and systems for processing media content
US9485010B1 (en) 2001-09-10 2016-11-01 The Directv Group, Inc. Adaptive coding and modulation for spot beam satellite broadcast
US7047029B1 (en) 2001-09-10 2006-05-16 The Directv Group, Inc. Adaptive transmission system
US6882936B2 (en) * 2003-03-03 2005-04-19 Lockheed Martin Corporation Integrated GPS/interference location system with anti-jam processor
US7653349B1 (en) 2003-06-18 2010-01-26 The Directv Group, Inc. Adaptive return link for two-way satellite communication systems
US20050221853A1 (en) * 2004-03-31 2005-10-06 Silvester Kelan C User authentication using a mobile phone SIM card
US7110717B2 (en) * 2004-07-30 2006-09-19 Viasat, Inc. Leader-follower power control
US7599659B2 (en) * 2005-03-10 2009-10-06 The Boeing Company Innovative combinational closed-loop and open-loop satellite user terminal power control system
US8159993B2 (en) * 2006-09-26 2012-04-17 Viasat, Inc. Multi-user detection in satellite return link
US7974576B2 (en) * 2007-02-09 2011-07-05 Viasat, Inc. Combined open and closed loop power control in a communications satellite
EP2132883B1 (de) * 2007-03-08 2016-10-05 ViaSat, Inc. System und verfahren für satellitenreferenzendgeräte
US20090289839A1 (en) * 2007-09-26 2009-11-26 Viasat, Inc Dynamic Sub-Channel Sizing
US8194582B2 (en) * 2008-06-30 2012-06-05 The Boeing Company Method and apparatus for hosting commercially-derived packet routers on satellite payloads
JP6832794B2 (ja) * 2017-06-05 2021-02-24 ルネサスエレクトロニクス株式会社 無線通信システム
US11973574B1 (en) * 2017-06-08 2024-04-30 David Hershberg Systems and methods for private communications networks

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4004224A (en) * 1972-01-17 1977-01-18 Siemens Aktiengesellschaft Method for fade correction of communication transmission over directional radio paths
US4577316A (en) * 1984-02-13 1986-03-18 Rca Corporation Synchronization system for a regenerative subtransponder satellite communication system
US4941199A (en) * 1989-04-06 1990-07-10 Scientific Atlanta Uplink power control mechanism for maintaining constant output power from satellite transponder
US5265119A (en) * 1989-11-07 1993-11-23 Qualcomm Incorporated Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system
US5333175A (en) * 1993-01-28 1994-07-26 Bell Communications Research, Inc. Method and apparatus for dynamic power control in TDMA portable radio systems
US5768684A (en) * 1994-03-04 1998-06-16 Motorola, Inc. Method and apparatus for bi-directional power control in a digital communication system
JP2677191B2 (ja) * 1994-03-15 1997-11-17 日本電気株式会社 Ｃｄｍａ通信方式
US5619525A (en) * 1995-06-06 1997-04-08 Globalstar L.P. Closed loop power control for low earth orbit satellite communications system
US5864547A (en) * 1996-08-21 1999-01-26 Hughes Electronics Corporation Method and system for controlling uplink power in a high data rate satellite communication system employing on-board demodulation and remodulation
US5838669A (en) * 1996-08-28 1998-11-17 At&T Corp. Method of synchronizing satellite switched CDMA communication system
CN1242633C (zh) * 1996-11-27 2006-02-15 株式会社日立制作所 发送控制方法，基地台装置和终端装置
US5956619A (en) * 1996-12-12 1999-09-21 Globalstar L.P. Satellite controlled power control for personal communication user terminals
US6091703A (en) * 1997-10-10 2000-07-18 Trw Inc. Bulk despreading of multiple independent CDMA sources
US5963865A (en) * 1997-11-24 1999-10-05 Telefonaktiebolaget Lm Ericsson Traffic channel assignment in a cellular telephone system using an uplink interference driven frequency packing method

Also Published As

Publication number Publication date
EP0969607A3 (de) 2002-09-18
EP0969607B1 (de) 2009-09-30
EP0969607A2 (de) 2000-01-05
US6335920B1 (en) 2002-01-01

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