IL141131A - Communication system - Google Patents

Communication system

Info

Publication number
IL141131A
IL141131A IL14113199A IL14113199A IL141131A IL 141131 A IL141131 A IL 141131A IL 14113199 A IL14113199 A IL 14113199A IL 14113199 A IL14113199 A IL 14113199A IL 141131 A IL141131 A IL 141131A
Authority
IL
Israel
Prior art keywords
channel
gain signal
values
data
transmitter
Prior art date
Application number
IL14113199A
Other languages
English (en)
Other versions
IL141131A0 (en
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of IL141131A0 publication Critical patent/IL141131A0/xx
Publication of IL141131A publication Critical patent/IL141131A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • 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
    • H04W52/16—Deriving transmission power values from another channel
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3089—Control of digital or coded signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • 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
    • H04W52/26—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service]
    • H04W52/267—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service] taking into account the information rate
    • 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
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/32—TPC of broadcast or control channels
    • H04W52/325—Power control of control or pilot channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Transmitters (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Eye Examination Apparatus (AREA)
  • Selective Calling Equipment (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Communication Control (AREA)
  • Control Of Amplification And Gain Control (AREA)
IL14113199A 1998-08-26 1999-08-23 Communication system IL141131A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/140,470 US6337876B1 (en) 1998-08-26 1998-08-26 Control of power ratios for in-phase and quadrature channels in a communications system
PCT/SE1999/001429 WO2000013312A1 (en) 1998-08-26 1999-08-23 Control of power ratios for in-phase and quadrature channels in a communications system

Publications (2)

Publication Number Publication Date
IL141131A0 IL141131A0 (en) 2002-02-10
IL141131A true IL141131A (en) 2005-08-31

Family

ID=22491371

Family Applications (1)

Application Number Title Priority Date Filing Date
IL14113199A IL141131A (en) 1998-08-26 1999-08-23 Communication system

Country Status (16)

Country Link
US (1) US6337876B1 (ko)
EP (2) EP1968189B1 (ko)
JP (1) JP3575751B2 (ko)
KR (1) KR100647764B1 (ko)
CN (1) CN1223081C (ko)
AT (1) ATE401695T1 (ko)
AU (1) AU754187B2 (ko)
BR (1) BR9913465B1 (ko)
DE (1) DE69939119D1 (ko)
DK (1) DK1968189T3 (ko)
EE (1) EE200100114A (ko)
ES (1) ES2439949T3 (ko)
HK (1) HK1040578B (ko)
IL (1) IL141131A (ko)
MY (1) MY119865A (ko)
WO (1) WO2000013312A1 (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6337876B1 (en) * 1998-08-26 2002-01-08 Telefonaktiebolaget Lm Ericsson (Publ) Control of power ratios for in-phase and quadrature channels in a communications system
CN1183695C (zh) * 1999-05-26 2005-01-05 皇家菲利浦电子有限公司 无线电通信***中的闭环功率控制
JP3688166B2 (ja) 1999-11-26 2005-08-24 シャープ株式会社 Ｃｄｍａ変調方法及びその装置
KR20020051098A (ko) * 2000-12-22 2002-06-28 구자홍 디지털 송신 이득 조절기를 갖는 ｃｄｍａ 송신기
KR100515416B1 (ko) * 2002-12-05 2005-09-15 엘지전자 주식회사 이동통신 시스템에서의 공통전력제어채널 제어 방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4535299A (en) 1983-06-14 1985-08-13 Texas Instruments Incorporated Compound floating point amplifier
US5544156A (en) * 1994-04-29 1996-08-06 Telefonaktiebolaget Lm Ericsson Direct sequence CDMA coherent uplink detector
US5784402A (en) 1995-01-09 1998-07-21 Kamilo Feher FMOD transceivers including continuous and burst operated TDMA, FDMA, spread spectrum CDMA, WCDMA and CSMA
US5784366A (en) 1996-08-27 1998-07-21 Transsky Corp. Wideband code-division-multiple access system and method
US6108369A (en) * 1997-07-11 2000-08-22 Telefonaktiebolaget Lm Ericsson Channelization code allocation for radio communication systems
US6009091A (en) * 1998-03-13 1999-12-28 Motorola, Inc. Method and apparatus for mobile station location within a communication system
DE69904107D1 (de) * 1998-04-30 2003-01-09 Roke Manor Research Leistungsregelung und Übertragungsrate-Verfahren für ein Mobilfunkübertragungssystem
US6337876B1 (en) * 1998-08-26 2002-01-08 Telefonaktiebolaget Lm Ericsson (Publ) Control of power ratios for in-phase and quadrature channels in a communications system

Also Published As

Publication number Publication date
EP1968189B1 (en) 2013-11-06
JP2002524901A (ja) 2002-08-06
CN1223081C (zh) 2005-10-12
ATE401695T1 (de) 2008-08-15
EP1968189A3 (en) 2009-12-02
DK1968189T3 (da) 2014-01-20
HK1040578A1 (en) 2002-06-14
BR9913465B1 (pt) 2014-11-25
MY119865A (en) 2005-07-29
EE200100114A (et) 2002-06-17
EP1108285B1 (en) 2008-07-16
EP1108285A1 (en) 2001-06-20
US6337876B1 (en) 2002-01-08
ES2439949T3 (es) 2014-01-27
IL141131A0 (en) 2002-02-10
HK1040578B (zh) 2006-07-14
CN1315075A (zh) 2001-09-26
DE69939119D1 (de) 2008-08-28
JP3575751B2 (ja) 2004-10-13
KR20010072418A (ko) 2001-07-31
KR100647764B1 (ko) 2006-11-23
WO2000013312A1 (en) 2000-03-09
EP1968189A2 (en) 2008-09-10
AU754187B2 (en) 2002-11-07
AU5889999A (en) 2000-03-21
BR9913465A (pt) 2001-06-05

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