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FI20031805A0 - Radiolähettimen testausmenetelmä, radiolähetin ja tukiasema - Google Patents

Radiolähettimen testausmenetelmä, radiolähetin ja tukiasema

Info

Publication number
FI20031805A0
FI20031805A0 FI20031805A FI20031805A FI20031805A0 FI 20031805 A0 FI20031805 A0 FI 20031805A0 FI 20031805 A FI20031805 A FI 20031805A FI 20031805 A FI20031805 A FI 20031805A FI 20031805 A0 FI20031805 A0 FI 20031805A0
Authority
FI
Finland
Prior art keywords
radio transmitters
base stations
testing procedure
transmitters
radio
Prior art date
Application number
FI20031805A
Other languages
English (en)
Swedish (sv)
Inventor
Hans-Otto Scheck
Pekka Kukkonen
Timo Poranen
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Priority to FI20031805A priority Critical patent/FI20031805A0/fi
Publication of FI20031805A0 publication Critical patent/FI20031805A0/fi
Priority to US10/794,023 priority patent/US7123889B2/en
Priority to FI20045317A priority patent/FI117113B/fi
Priority to CNB2004100861153A priority patent/CN100546230C/zh
Priority to PCT/FI2004/000751 priority patent/WO2005057819A1/en

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
    • H04B1/0475—Circuits with means for limiting noise, interference or distortion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
    • H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
    • H03C3/406—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated using a feedback loop containing mixers or demodulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/15—Performance testing
    • H04B17/19—Self-testing arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Transmitters (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
FI20031805A 2003-12-10 2003-12-10 Radiolähettimen testausmenetelmä, radiolähetin ja tukiasema FI20031805A0 (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI20031805A FI20031805A0 (fi) 2003-12-10 2003-12-10 Radiolähettimen testausmenetelmä, radiolähetin ja tukiasema
US10/794,023 US7123889B2 (en) 2003-12-10 2004-03-08 Radio transmitter testing method, radio transmitter and base station
FI20045317A FI117113B (fi) 2003-12-10 2004-08-31 Radiolähettimen testausmenetelmä, radiolähetin ja tukiasema
CNB2004100861153A CN100546230C (zh) 2003-12-10 2004-10-19 无线电发射机测试方法、无线电发射机和基站
PCT/FI2004/000751 WO2005057819A1 (en) 2003-12-10 2004-12-09 Radio transmitter testing method, radio transmitter and base station

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20031805A FI20031805A0 (fi) 2003-12-10 2003-12-10 Radiolähettimen testausmenetelmä, radiolähetin ja tukiasema

Publications (1)

Publication Number Publication Date
FI20031805A0 true FI20031805A0 (fi) 2003-12-10

Family

ID=29763502

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20031805A FI20031805A0 (fi) 2003-12-10 2003-12-10 Radiolähettimen testausmenetelmä, radiolähetin ja tukiasema

Country Status (4)

Country Link
US (1) US7123889B2 (fi)
CN (1) CN100546230C (fi)
FI (1) FI20031805A0 (fi)
WO (1) WO2005057819A1 (fi)

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* Cited by examiner, † Cited by third party
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US7769372B1 (en) * 2004-07-08 2010-08-03 National Semiconductor Corporation Selectively activated multi-subcarrier (SAMS) radio transceiver measuring techniques
US7822130B2 (en) * 2005-09-23 2010-10-26 Litepoint Corporation Apparatus and method for simultaneous testing of multiple orthogonal frequency division multiplexed transmitters with single vector signal analyzer
US7706250B2 (en) 2005-09-23 2010-04-27 Litepoint Corp. Apparatus and method for simultaneous testing of multiple orthogonal frequency division multiplexed transmitters with single vector signal analyzer
CN100438673C (zh) * 2006-03-21 2008-11-26 北京北方烽火科技有限公司 Wcdma系统测试的基站信号发生装置
JP4732963B2 (ja) * 2006-06-09 2011-07-27 株式会社日立製作所 無線基地局試験装置
CN100586047C (zh) * 2006-06-15 2010-01-27 北京北方烽火科技有限公司 Td-scdma信号发生装置
US20080089401A1 (en) * 2006-10-16 2008-04-17 Pao-Jen Lai Signal Testing System
EP1940034B1 (en) * 2006-12-27 2011-05-18 Telefonaktiebolaget LM Ericsson (publ) Determining a level of power reduction for a transmitter
EP2185637B1 (en) * 2007-09-19 2013-04-03 SurModics, Inc. Biocompatible foams, systems, and methods
EP2056496A1 (en) 2007-11-02 2009-05-06 Alcatel Lucent Wideband feedback path frequency response calibration method
CN101557598B (zh) * 2008-04-07 2011-04-20 中兴通讯股份有限公司 一种基站侧无线基带芯片测试装置及方法
US8655293B2 (en) * 2010-09-15 2014-02-18 Intel Mobile Communications GmbH PA bias optimization for modulation schemes with variable bandwidth
KR101711158B1 (ko) * 2010-12-22 2017-03-14 한국전자통신연구원 셀룰러 시스템에서 인접 셀간 간섭 제어 방법
US8837635B2 (en) * 2011-06-08 2014-09-16 Broadcom Corporation Controlling a transmit path based on monitored error vector magnitude (EVM) performance
CN103379532B (zh) * 2012-04-12 2016-03-02 华为技术有限公司 基站的射频单元信号质量的检测方法及装置
US9490944B2 (en) 2012-10-12 2016-11-08 Innoventure L.P. Phase sector based RF signal acquisition
US9484968B2 (en) 2012-10-12 2016-11-01 Innoventure L.P. Post conversion mixing
WO2014059423A1 (en) * 2012-10-12 2014-04-17 Nienaber David K Periodic time segment sequence based signal generation
US9225368B2 (en) 2012-10-12 2015-12-29 Innoventure L.P. Periodic time segment sequence based signal generation
US9264268B2 (en) 2012-10-12 2016-02-16 Innoventure L.P. Periodic time segment sequence based decimation
US9484969B2 (en) 2012-10-12 2016-11-01 Innoventure L.P. Delta-pi signal acquisition
FR3002345A1 (fr) * 2013-02-15 2014-08-22 St Microelectronics Sa Procede et dispositif d'emission d'un signal radiofrequence
US10372842B2 (en) * 2013-03-14 2019-08-06 Xerox Corporation Method and device for calibrating and updating a power model
US20150092825A1 (en) * 2013-09-27 2015-04-02 Qualcomm Incorporated Self-test using internal feedback for transmit signal quality estimation
CN103929257A (zh) * 2014-04-28 2014-07-16 信亚美科（南京）信息技术有限公司 一种雷达动态频率选择测试系统
EP2943004A1 (en) * 2014-05-09 2015-11-11 Alcatel Lucent Multi-band testing method and apparatus
DE102014007151A1 (de) * 2014-05-15 2015-11-19 Rosenberger Hochfrequenztechnik Gmbh & Co. Kg Verfahren zum Orten von fehlerhaften Stellen in einem HF-Signalübertragungspfad
US9226189B1 (en) * 2014-08-18 2015-12-29 Nokia Solutions And Networks Oy Monitoring health of a predistortion system
JP2018040624A (ja) * 2016-09-06 2018-03-15 三菱電機株式会社 送信機、集積回路、検出部および集積回路の試験方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3569182D1 (en) * 1985-08-27 1989-05-03 Itt Ind Gmbh Deutsche Television sound receiving circuit for at least one audio channel contained in a hf signal
US5656929A (en) * 1995-10-25 1997-08-12 Hewlett-Packard Company Method and apparatus for measuring RF power in a test set
DE69933243T2 (de) * 1999-07-28 2007-04-12 Fujitsu Ltd., Kawasaki Funkgerät mit verzerrungskompensation
JP4183364B2 (ja) * 1999-12-28 2008-11-19 富士通株式会社 歪補償装置
JP4413398B2 (ja) * 2000-08-30 2010-02-10 株式会社東芝 漏洩電力比検出回路および移動通信端末の制御回路
KR100360273B1 (ko) * 2000-12-28 2002-11-09 엘지전자 주식회사 디지탈 티브이 중계기의 선형보상 적응 등화기 및 그의제어방법
WO2004045067A1 (ja) * 2002-11-14 2004-05-27 Hitachi Kokusai Electric Inc. 歪み補償回路、歪み補償信号生成方法、及び電力増幅器

Also Published As

Publication number Publication date
CN1627671A (zh) 2005-06-15
CN100546230C (zh) 2009-09-30
WO2005057819A1 (en) 2005-06-23
US7123889B2 (en) 2006-10-17
US20050130610A1 (en) 2005-06-16

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