ATE347221T1 - Automatische leistungregelungschaltung für eine qam-sendeeinrichtung in einem drahtlosen kommunikationsgerät - Google Patents

Automatische leistungregelungschaltung für eine qam-sendeeinrichtung in einem drahtlosen kommunikationsgerät

Info

Publication number
ATE347221T1
ATE347221T1 AT03011716T AT03011716T ATE347221T1 AT E347221 T1 ATE347221 T1 AT E347221T1 AT 03011716 T AT03011716 T AT 03011716T AT 03011716 T AT03011716 T AT 03011716T AT E347221 T1 ATE347221 T1 AT E347221T1
Authority
AT
Austria
Prior art keywords
power
pout
output
wireless communication
power level
Prior art date
Application number
AT03011716T
Other languages
English (en)
Inventor
Marjan Radin-Macukat
Thomas Maletz
Original Assignee
Sony Ericsson Mobile Comm Ab
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 Sony Ericsson Mobile Comm Ab filed Critical Sony Ericsson Mobile Comm Ab
Application granted granted Critical
Publication of ATE347221T1 publication Critical patent/ATE347221T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/52—Transmission power control [TPC] using AGC [Automatic Gain Control] circuits or amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • 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
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/005—Control of transmission; Equalising
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H04L27/366—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator
    • H04L27/367—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion
    • H04L27/368—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion adaptive predistortion

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
AT03011716T 2003-05-23 2003-05-23 Automatische leistungregelungschaltung für eine qam-sendeeinrichtung in einem drahtlosen kommunikationsgerät ATE347221T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03011716A EP1480402B1 (de) 2003-05-23 2003-05-23 Automatische Leistungregelungschaltung für eine QAM-Sendeeinrichtung in einem drahtlosen Kommunikationsgerät

Publications (1)

Publication Number Publication Date
ATE347221T1 true ATE347221T1 (de) 2006-12-15

Family

ID=33041002

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03011716T ATE347221T1 (de) 2003-05-23 2003-05-23 Automatische leistungregelungschaltung für eine qam-sendeeinrichtung in einem drahtlosen kommunikationsgerät

Country Status (6)

Country Link
EP (1) EP1480402B1 (de)
KR (1) KR101050928B1 (de)
CN (1) CN100579103C (de)
AT (1) ATE347221T1 (de)
DE (1) DE60310038T2 (de)
WO (1) WO2004105338A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60310038T2 (de) 2003-05-23 2007-06-28 Sony Ericsson Mobile Communications Ab QAM-Sender einer drahtlosen Kommunikationsvorrichtung und Verfahren zur Stabilisierung des Leistungspegels des QAM-Senders in einer zellularen Netzwerkumgebung
US7282995B2 (en) * 2005-01-31 2007-10-16 Infineon Technologies, Ag Variable gain amplifier
US7330070B2 (en) * 2005-11-10 2008-02-12 Nokia Corporation Method and arrangement for optimizing efficiency of a power amplifier
US7917106B2 (en) 2006-02-03 2011-03-29 Quantance, Inc. RF power amplifier controller circuit including calibrated phase control loop
US7933570B2 (en) 2006-02-03 2011-04-26 Quantance, Inc. Power amplifier controller circuit
US8032097B2 (en) 2006-02-03 2011-10-04 Quantance, Inc. Amplitude error de-glitching circuit and method of operating
CN101401261B (zh) 2006-02-03 2012-11-21 匡坦斯公司 功率放大器控制器电路
US7869542B2 (en) 2006-02-03 2011-01-11 Quantance, Inc. Phase error de-glitching circuit and method of operating
CN104682969B (zh) * 2013-11-27 2017-01-18 贵州航天天马机电科技有限公司 超短波跳频发射机
CN106304304B (zh) * 2016-08-16 2019-05-03 江苏本能科技有限公司 射频识别发射功率控制方法及装置
CN109459733B (zh) * 2018-10-26 2021-01-22 中电科仪器仪表有限公司 基于调相方式的防撞雷达目标速度模拟装置、系统及方法
CN110231516B (zh) * 2019-06-14 2021-05-11 北京无线电计量测试研究所 一种快速可变温微波噪声源
CN112787675B (zh) * 2019-11-11 2022-09-16 海能达通信股份有限公司 一种提高发射机性能的方法、存储介质及通信设备
JP2021175084A (ja) * 2020-04-24 2021-11-01 株式会社村田製作所 高周波回路および通信装置
CN111682904B (zh) * 2020-05-14 2021-04-27 烽火通信科技股份有限公司 稳定相干光模块调制驱动器射频信号幅度的装置及方法
CN114499704B (zh) * 2022-01-14 2023-08-22 维沃移动通信有限公司 功率检测电路及终端
KR20250098652A (ko) 2023-12-22 2025-07-01 동국대학교 산학협력단 전력 효율을 향상시킨 qam 송신기 및 이를 구비하는 무선 통신 장치

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2272133B (en) * 1992-11-02 1996-06-12 Motorola Inc Radio system
GB2309342B (en) * 1996-01-18 2000-08-23 Motorola Israel Ltd Linear transmitter and method of operation
GB9811382D0 (en) * 1998-05-27 1998-07-22 Nokia Mobile Phones Ltd A transmitter
DE10011061A1 (de) * 2000-03-07 2001-09-13 Philips Corp Intellectual Pty Sender und Verfahren zum Erzeugen eines Sendesignals
DE60310038T2 (de) 2003-05-23 2007-06-28 Sony Ericsson Mobile Communications Ab QAM-Sender einer drahtlosen Kommunikationsvorrichtung und Verfahren zur Stabilisierung des Leistungspegels des QAM-Senders in einer zellularen Netzwerkumgebung

Also Published As

Publication number Publication date
WO2004105338A1 (en) 2004-12-02
KR20060029218A (ko) 2006-04-05
DE60310038T2 (de) 2007-06-28
KR101050928B1 (ko) 2011-07-20
EP1480402B1 (de) 2006-11-29
CN1792073A (zh) 2006-06-21
CN100579103C (zh) 2010-01-06
DE60310038D1 (de) 2007-01-11
EP1480402A1 (de) 2004-11-24

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties