FI20031805A0 - Radiolähettimen testausmenetelmä, radiolähetin ja tukiasema - Google Patents
Radiolähettimen testausmenetelmä, radiolähetin ja tukiasemaInfo
- 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
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
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) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7769372B1 (en) * | 2004-07-08 | 2010-08-03 | National Semiconductor Corporation | Selectively activated multi-subcarrier (SAMS) radio transceiver measuring techniques |
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 |
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 |
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 |
US20080089401A1 (en) * | 2006-10-16 | 2008-04-17 | Pao-Jen Lai | Signal Testing System |
PL1940034T3 (pl) * | 2006-12-27 | 2011-10-31 | Ericsson Telefon Ab L M | Określanie poziomu redukcji mocy dla nadajnika |
WO2009038783A1 (en) * | 2007-09-19 | 2009-03-26 | 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 |
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 |
US9490944B2 (en) | 2012-10-12 | 2016-11-08 | Innoventure L.P. | Phase sector based RF signal acquisition |
US9225368B2 (en) | 2012-10-12 | 2015-12-29 | Innoventure L.P. | Periodic time segment sequence based signal generation |
WO2014059423A1 (en) * | 2012-10-12 | 2014-04-17 | Nienaber David K | Periodic time segment sequence based signal generation |
US9484968B2 (en) | 2012-10-12 | 2016-11-01 | Innoventure L.P. | Post conversion mixing |
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0213222B1 (de) * | 1985-08-27 | 1989-03-29 | Deutsche ITT Industries GmbH | Fernsehtonempfangsschaltung für mindestens einen in einem HF-signal enthaltenen Tonkanal |
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 |
CN100428627C (zh) * | 2002-11-14 | 2008-10-22 | 株式会社日立国际电气 | 失真补偿电路、失真补偿信号生成方法及功率放大器 |
-
2003
- 2003-12-10 FI FI20031805A patent/FI20031805A0/fi unknown
-
2004
- 2004-03-08 US US10/794,023 patent/US7123889B2/en not_active Expired - Fee Related
- 2004-10-19 CN CNB2004100861153A patent/CN100546230C/zh not_active Expired - Fee Related
- 2004-12-09 WO PCT/FI2004/000751 patent/WO2005057819A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN1627671A (zh) | 2005-06-15 |
US20050130610A1 (en) | 2005-06-16 |
US7123889B2 (en) | 2006-10-17 |
CN100546230C (zh) | 2009-09-30 |
WO2005057819A1 (en) | 2005-06-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI20031805A0 (fi) | Radiolähettimen testausmenetelmä, radiolähetin ja tukiasema | |
DE60325861D1 (de) | Funkbasisstationsvorrichtung | |
FI20031609A0 (fi) | Viestintämenetelmä, vastaanotin ja tukiasema | |
DE60217642D1 (de) | Drahtlose LAN Basisstation geeignet zur Durchführung von automatischem Anpassen der Radiokanäle | |
DE60314932D1 (de) | Mobilstation, Basisstation, Kommunikationssystem und Kommunikationsverfahren | |
FI20030663A0 (fi) | Antennijärjestely ja tukiasema | |
EP1855401A4 (en) | MULTI-CARRIER COMMUNICATION PROCESS AND BASE STATION AND MOBILE STATION USED FOR THIS | |
DE602004013023D1 (de) | Funkübertragungssystem, Funkstation und Funkübertragungsverfahren | |
FI20055238A0 (fi) | Järjestelmä ja tukiasema langattomia verkkoja varten | |
HK1173885A1 (zh) | 與正交頻分複用起使用的方法及其基站和無線終端 | |
DE602004021984D1 (de) | Paketdatenfunkkommunikationssystem, -verfahren, Basisstation und Mobilstation | |
HK1135553A1 (en) | Communication method, mobile station and base station devices | |
DE60309989D1 (de) | Gerät zur drahtlosen Kommunikation | |
EP1826940A4 (en) | WIRELESS MESSAGE TRANSMISSION, BASIC STATION AND MOBILE STATION | |
FI20011865A0 (fi) | Paikannusmenetelmä matkaviestinverkkoja varten | |
FI20011957A0 (fi) | Paikannusmenetelmä matkaviestinverkkoja varten | |
EP1677384A4 (en) | MOBILE DEVICE | |
DE602004005653D1 (de) | Mobilfunksystem mit HSDPA, sowie Basisstation und Mobilfunkgerät für ein solches System | |
EP1968213A4 (en) | MOBILE STATION DEVICE, BASE STATION DEVICE, AND RADIO CHANNEL STATUS REPORT METHOD | |
AU2003245754A1 (en) | Mobile wireless base station | |
BRPI0815585A2 (pt) | Método de comunicação móvel, aparelho de estação de base de rádio e estação móvel | |
DE60323437D1 (de) | Basisstation für mobiles Kommunikationssystem | |
NO20043183L (no) | Fremgangsmate for posisjonering av mobile stasjoner | |
DE602006011870D1 (de) | Übertragungsraten-steuerverfahren, mobilstation und funkbasisstation | |
HK1075788A1 (en) | Radio base station |