DE60102882D1 - Mehrfachnutzung von Leistungsverstärkern in einem Funk-Kommunikationssystem mit Sendediversität - Google Patents

Mehrfachnutzung von Leistungsverstärkern in einem Funk-Kommunikationssystem mit Sendediversität

Info

Publication number
DE60102882D1
DE60102882D1 DE60102882T DE60102882T DE60102882D1 DE 60102882 D1 DE60102882 D1 DE 60102882D1 DE 60102882 T DE60102882 T DE 60102882T DE 60102882 T DE60102882 T DE 60102882T DE 60102882 D1 DE60102882 D1 DE 60102882D1
Authority
DE
Germany
Prior art keywords
communication system
radio communication
power amplifiers
transmit diversity
multiple use
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
DE60102882T
Other languages
English (en)
Other versions
DE60102882T2 (de
Inventor
Zhengxiang Ma
Paul Anthony Polakos
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.)
Nokia of America Corp
Original Assignee
Lucent Technologies Inc
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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Application granted granted Critical
Publication of DE60102882D1 publication Critical patent/DE60102882D1/de
Publication of DE60102882T2 publication Critical patent/DE60102882T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3223—Modifications of amplifiers to reduce non-linear distortion using feed-forward
    • H03F1/3229—Modifications of amplifiers to reduce non-linear distortion using feed-forward using a loop for error extraction and another loop for error subtraction
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H03F3/245—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
    • H03F3/602—Combinations of several amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
DE60102882T 2000-08-04 2001-02-12 Mehrfachnutzung von Leistungsverstärkern in einem Funk-Kommunikationssystem mit Sendediversität Expired - Lifetime DE60102882T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/631,885 US7054384B1 (en) 2000-08-04 2000-08-04 Power amplifier sharing in a wireless communication system with transmit diversity

Publications (2)

Publication Number Publication Date
DE60102882D1 true DE60102882D1 (de) 2004-05-27
DE60102882T2 DE60102882T2 (de) 2005-04-21

Family

ID=24533172

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60102882T Expired - Lifetime DE60102882T2 (de) 2000-08-04 2001-02-12 Mehrfachnutzung von Leistungsverstärkern in einem Funk-Kommunikationssystem mit Sendediversität

Country Status (9)

Country Link
US (1) US7054384B1 (de)
EP (1) EP1191707B1 (de)
JP (1) JP4948717B2 (de)
KR (1) KR100773028B1 (de)
CN (1) CN1337834A (de)
AU (1) AU5771801A (de)
BR (1) BR0103056A (de)
CA (1) CA2352369A1 (de)
DE (1) DE60102882T2 (de)

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Publication number Priority date Publication date Assignee Title
US7583728B2 (en) * 2002-10-25 2009-09-01 The Directv Group, Inc. Equalizers for layered modulated and other signals
US7639759B2 (en) * 2001-04-27 2009-12-29 The Directv Group, Inc. Carrier to noise ratio estimations from a received signal
US7423987B2 (en) * 2001-04-27 2008-09-09 The Directv Group, Inc. Feeder link configurations to support layered modulation for digital signals
WO2004040403A2 (en) * 2001-04-27 2004-05-13 The Directv Group, Inc. Lower complexity layered modulation signal processor
US8005035B2 (en) * 2001-04-27 2011-08-23 The Directv Group, Inc. Online output multiplexer filter measurement
US7471735B2 (en) * 2001-04-27 2008-12-30 The Directv Group, Inc. Maximizing power and spectral efficiencies for layered and conventional modulations
EP1540909A4 (de) * 2002-07-01 2007-10-17 Directv Group Inc Verbessern der hierarchischen 8psk-leistung
ES2604453T3 (es) * 2002-07-03 2017-03-07 The Directv Group, Inc. Método y aparato para modulación en capas
FR2842674B1 (fr) * 2002-07-22 2005-02-25 Cit Alcatel Systeme amplificateur pour satellite
US7024166B2 (en) * 2002-12-18 2006-04-04 Qualcomm, Incorporated Transmission diversity systems
US7031678B2 (en) * 2003-07-15 2006-04-18 Qualcomm Inc. Wireless speech and data transmission
US7877081B2 (en) 2003-07-25 2011-01-25 Qualcomm Incorporated Proxy-encrypted authentication for tethered devices
JP2005348116A (ja) * 2004-06-03 2005-12-15 Sharp Corp 無線通信装置
JP4774791B2 (ja) * 2005-04-06 2011-09-14 日立金属株式会社 高周波モジュール
US7965987B2 (en) 2005-11-03 2011-06-21 Magnolia Broadband Inc. Amplifying a transmit signal using a fractional power amplifier
EP2244391B1 (de) * 2009-04-20 2012-05-30 Alcatel Lucent Verfahren und Gerät zur Übertragung von Funksignalen
US8768397B2 (en) 2009-10-02 2014-07-01 Sharp Kabushiki Kaisha Transmission power control on a wireless communication device for a plurality of regulated bands or component carriers
US9059749B2 (en) 2009-10-02 2015-06-16 Sharp Kabushiki Kaisha Antenna port mode and transmission mode transitions
US9071309B2 (en) 2011-08-23 2015-06-30 Google Inc. Method and system for use of quadrature hybrids for closed and open loop beam forming transmit diversity
RU2563166C1 (ru) * 2014-12-16 2015-09-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Рязанский государственный университет имени С.А. Есенина" Способ передачи информации по каналу связи в реальном времени и система для его осуществления
CN108886507B (zh) * 2016-05-12 2021-04-13 松下电器（美国）知识产权公司 用于无线通信系统中的分集发送的装置和方法
US11398852B2 (en) 2019-06-24 2022-07-26 Qorvo Us, Inc. Envelope tracking power amplifier apparatus
US11437960B2 (en) 2019-10-29 2022-09-06 Qorvo Us, Inc. Average power tracking power amplifier apparatus
US20240014785A1 (en) * 2020-12-18 2024-01-11 Qorvo Us, Inc. Signal processing apparatus and related transceiver circuit
CN114639948B (zh) * 2022-03-21 2023-07-04 智道网联科技(北京)有限公司 用于v2x设备的天线、v2x设备和车辆

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63190411A (ja) * 1987-02-02 1988-08-08 Nippon Telegr & Teleph Corp <Ntt> 電力増幅装置
JPH077883B2 (ja) * 1989-07-11 1995-01-30 幸弘 豊田 プッシュプル増幅器
TW280064B (de) 1994-09-29 1996-07-01 Radio Frequency Systems Inc
JPH08154015A (ja) * 1994-09-30 1996-06-11 Toshiba Corp マルチビーム給電装置
US5646631A (en) 1995-12-15 1997-07-08 Lucent Technologies Inc. Peak power reduction in power sharing amplifier networks
US5675285A (en) 1995-12-21 1997-10-07 Lucent Technologies Inc. Multichannel predistortion linearizer for multiple amplifiers with multiple antennas
US6173005B1 (en) * 1997-09-04 2001-01-09 Motorola, Inc. Apparatus and method for transmitting signals in a communication system
US6452916B1 (en) 1999-01-04 2002-09-17 Lucent Technologies Inc. Space-time spreading method of CDMA wireless communication
US6724828B1 (en) * 1999-01-19 2004-04-20 Texas Instruments Incorporated Mobile switching between STTD and non-diversity mode
US6377632B1 (en) * 2000-01-24 2002-04-23 Iospan Wireless, Inc. Wireless communication system and method using stochastic space-time/frequency division multiplexing
US6754872B2 (en) * 2000-05-22 2004-06-22 Sarnoff Corporation Method and apparatus for reducing channel distortion in a wireless communications network
US6539209B1 (en) * 2000-05-30 2003-03-25 Lucent Technologies Inc. Code-division, multiple-access base station having transmit diversity
US6584330B1 (en) * 2000-07-18 2003-06-24 Telefonaktiebolaget Lm Ericsson (Publ) Adaptive power management for a node of a cellular telecommunications network
US6859643B1 (en) * 2000-08-04 2005-02-22 Lucent Technologies Inc. Power amplifier sharing in a wireless communication system with amplifier pre-distortion

Also Published As

Publication number Publication date
AU5771801A (en) 2002-02-07
BR0103056A (pt) 2002-04-02
EP1191707B1 (de) 2004-04-21
KR100773028B1 (ko) 2007-11-02
EP1191707A1 (de) 2002-03-27
CA2352369A1 (en) 2002-02-04
JP4948717B2 (ja) 2012-06-06
JP2002101027A (ja) 2002-04-05
KR20020012143A (ko) 2002-02-15
DE60102882T2 (de) 2005-04-21
US7054384B1 (en) 2006-05-30
CN1337834A (zh) 2002-02-27

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