EP1155512A4 - Open-loop up-link power control using noise injection radiometry - Google Patents

Open-loop up-link power control using noise injection radiometry

Info

Publication number
EP1155512A4
EP1155512A4 EP00993671A EP00993671A EP1155512A4 EP 1155512 A4 EP1155512 A4 EP 1155512A4 EP 00993671 A EP00993671 A EP 00993671A EP 00993671 A EP00993671 A EP 00993671A EP 1155512 A4 EP1155512 A4 EP 1155512A4
Authority
EP
European Patent Office
Prior art keywords
radiometry
loop
open
power control
link power
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.)
Withdrawn
Application number
EP00993671A
Other languages
German (de)
French (fr)
Other versions
EP1155512A1 (en
Inventor
Asoka W Dissanayake
Kuan-Ting Lin
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.)
Comsat Corp
Original Assignee
Comsat 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 Comsat Corp filed Critical Comsat Corp
Publication of EP1155512A1 publication Critical patent/EP1155512A1/en
Publication of EP1155512A4 publication Critical patent/EP1155512A4/en
Withdrawn legal-status Critical Current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
    • H04W52/10—Open loop 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
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1851—Systems using a satellite or space-based relay
    • H04B7/18513—Transmission in a satellite or space-based system
    • 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
    • H04B7/1853—Satellite systems for providing telephony service to a mobile station, i.e. mobile satellite service
    • H04B7/18539—Arrangements for managing radio, resources, i.e. for establishing or releasing a connection
    • H04B7/18543—Arrangements for managing radio, resources, i.e. for establishing or releasing a connection for adaptation of transmission parameters, e.g. power control
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
EP00993671A 1999-12-27 2000-12-01 Open-loop up-link power control using noise injection radiometry Withdrawn EP1155512A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US47244299A 1999-12-27 1999-12-27
US472442 1999-12-27
PCT/US2000/030174 WO2001048940A1 (en) 1999-12-27 2000-12-01 Open-loop up-link power control using noise injection radiometry

Publications (2)

Publication Number Publication Date
EP1155512A1 EP1155512A1 (en) 2001-11-21
EP1155512A4 true EP1155512A4 (en) 2004-04-28

Family

ID=23875527

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00993671A Withdrawn EP1155512A4 (en) 1999-12-27 2000-12-01 Open-loop up-link power control using noise injection radiometry

Country Status (2)

Country Link
EP (1) EP1155512A4 (en)
WO (1) WO2001048940A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60214094T2 (en) * 2001-07-19 2007-04-12 TransCore Link Logistics Corp., Mississauga Phase tracking device for linearly modulated signals

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU553961B2 (en) * 1981-11-16 1986-07-31 Nippon Electric Co. Ltd. Satellite earth station output control
JPS6261431A (en) * 1985-09-12 1987-03-18 Kokusai Denshin Denwa Co Ltd <Kdd> Transmission power control system
US4941199A (en) * 1989-04-06 1990-07-10 Scientific Atlanta Uplink power control mechanism for maintaining constant output power from satellite transponder
US5828335A (en) * 1995-11-06 1998-10-27 Martin Marietta Corporation Spacecraft communication channel power control system
US5777481A (en) * 1996-04-01 1998-07-07 University Corporation For Atmospheric Research Ice detection using radiometers
US5708966A (en) * 1996-04-04 1998-01-13 Lockheed Martin Corporation Method and apparatus for performing power control using the wide-band synchronization

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
EP1155512A1 (en) 2001-11-21
WO2001048940A1 (en) 2001-07-05

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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STAA Information on the status of an ep patent application or granted ep patent

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Effective date: 20040928