FI105612B - Menetelmä ja kytkentä vaihevirheen korjaamiseksi tehovahvistimen linearisointisilmukassa - Google Patents
Menetelmä ja kytkentä vaihevirheen korjaamiseksi tehovahvistimen linearisointisilmukassa Download PDFInfo
- Publication number
- FI105612B FI105612B FI982298A FI982298A FI105612B FI 105612 B FI105612 B FI 105612B FI 982298 A FI982298 A FI 982298A FI 982298 A FI982298 A FI 982298A FI 105612 B FI105612 B FI 105612B
- Authority
- FI
- Finland
- Prior art keywords
- signals
- phase
- phase error
- modulator
- loop
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 39
- 230000008878 coupling Effects 0.000 title claims 5
- 238000010168 coupling process Methods 0.000 title claims 5
- 238000005859 coupling reaction Methods 0.000 title claims 5
- 230000005284 excitation Effects 0.000 claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000003111 delayed effect Effects 0.000 claims description 3
- 230000003321 amplification Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 238000005070 sampling Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 description 14
- 230000008569 process Effects 0.000 description 12
- 230000008859 change Effects 0.000 description 7
- 238000001228 spectrum Methods 0.000 description 4
- 101001126806 Homo sapiens Phosphorylated adapter RNA export protein Proteins 0.000 description 3
- 102100030276 Phosphorylated adapter RNA export protein Human genes 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 206010036086 Polymenorrhoea Diseases 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 150000003278 haem Chemical class 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- WYROLENTHWJFLR-ACLDMZEESA-N queuine Chemical compound C1=2C(=O)NC(N)=NC=2NC=C1CN[C@H]1C=C[C@H](O)[C@@H]1O WYROLENTHWJFLR-ACLDMZEESA-N 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000000411 transmission spectrum Methods 0.000 description 1
Classifications
-
- 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
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
- H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/16—Multiple-frequency-changing
- H03D7/165—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature
- H03D7/166—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature using two or more quadrature frequency translation stages
- H03D7/168—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature using two or more quadrature frequency translation stages using a feedback loop containing mixers or demodulators
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Amplifiers (AREA)
- Transmitters (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI982298A FI105612B (fi) | 1998-10-23 | 1998-10-23 | Menetelmä ja kytkentä vaihevirheen korjaamiseksi tehovahvistimen linearisointisilmukassa |
| US09/581,940 US6639950B1 (en) | 1998-10-23 | 1999-10-22 | Method and arrangement for correcting phase error in linearization loop of power amplifier |
| AT99954016T ATE274256T1 (de) | 1998-10-23 | 1999-10-22 | Verfahren und anordnung zum korriegeiren von phasnefehlern in einer linearisierungsschleife eines leistungsverstärkers |
| PCT/FI1999/000883 WO2000025421A1 (fr) | 1998-10-23 | 1999-10-22 | Procede et systeme pour corriger une erreur de phase dans une boucle de linearisation d'un amplificateur de puissance |
| DE69919504T DE69919504T2 (de) | 1998-10-23 | 1999-10-22 | Verfahren und anordnung zum korriegeiren von phasnefehlern in einer linearisierungsschleife eines leistungsverstärkers |
| NZ505308A NZ505308A (en) | 1998-10-23 | 1999-10-22 | Method and arrangement for correcting phase error in linearization loop of power amplifier |
| EP99954016A EP1040571B1 (fr) | 1998-10-23 | 1999-10-22 | Procede et systeme pour corriger une erreur de phase dans une boucle de linearisation d'un amplificateur de puissance |
| CN99801903.8A CN1121092C (zh) | 1998-10-23 | 1999-10-22 | 纠正功率放大器中线性环路中相位误差的方法和设备 |
| AU10484/00A AU1048400A (en) | 1998-10-23 | 1999-10-22 | Method and arrangement for correcting phase error in linearization loop of power amplifier |
| CA002311821A CA2311821A1 (fr) | 1998-10-23 | 1999-10-22 | Procede et systeme pour corriger une erreur de phase dans une boucle de linearisation d'un amplificateur de puissance |
| NO20003258A NO20003258L (no) | 1998-10-23 | 2000-06-22 | FremgangsmÕte og anordning for korrigering av fasefeil i en effektforsterkers lineariseringssløyfe |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI982298 | 1998-10-23 | ||
| FI982298A FI105612B (fi) | 1998-10-23 | 1998-10-23 | Menetelmä ja kytkentä vaihevirheen korjaamiseksi tehovahvistimen linearisointisilmukassa |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI982298A0 FI982298A0 (fi) | 1998-10-23 |
| FI982298A7 FI982298A7 (fi) | 2000-04-24 |
| FI105612B true FI105612B (fi) | 2000-09-15 |
Family
ID=8552770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI982298A FI105612B (fi) | 1998-10-23 | 1998-10-23 | Menetelmä ja kytkentä vaihevirheen korjaamiseksi tehovahvistimen linearisointisilmukassa |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6639950B1 (fr) |
| EP (1) | EP1040571B1 (fr) |
| CN (1) | CN1121092C (fr) |
| AT (1) | ATE274256T1 (fr) |
| AU (1) | AU1048400A (fr) |
| CA (1) | CA2311821A1 (fr) |
| DE (1) | DE69919504T2 (fr) |
| FI (1) | FI105612B (fr) |
| NO (1) | NO20003258L (fr) |
| NZ (1) | NZ505308A (fr) |
| WO (1) | WO2000025421A1 (fr) |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19946669C2 (de) * | 1999-09-29 | 2001-09-27 | Rohde & Schwarz | Verfahren zum Einstellen eines Phasenwinkels eines Phasenschiebers einer Sendeeinrichtung |
| DE19946668C2 (de) * | 1999-09-29 | 2001-09-27 | Rohde & Schwarz | Sendeeinrichtung und Verfahren zu deren schneller Umschaltung |
| US8048806B2 (en) | 2000-03-17 | 2011-11-01 | Applied Materials, Inc. | Methods to avoid unstable plasma states during a process transition |
| US8617351B2 (en) | 2002-07-09 | 2013-12-31 | Applied Materials, Inc. | Plasma reactor with minimal D.C. coils for cusp, solenoid and mirror fields for plasma uniformity and device damage reduction |
| KR100382487B1 (ko) * | 2000-11-02 | 2003-05-09 | 엘지전자 주식회사 | 이득 및 위상 왜곡 보상 기능을 가지는 이동통신 송신시스템 |
| JP2002223130A (ja) * | 2001-01-25 | 2002-08-09 | Fujitsu Ltd | 送信装置および送信方法 |
| US6947712B2 (en) * | 2001-12-12 | 2005-09-20 | Agere Systems Inc. | Group delay precompensator for broadband radio frequency transmitter and method of operating the same |
| DE10163466A1 (de) * | 2001-12-21 | 2003-07-10 | Infineon Technologies Ag | Sendeanordnung für zeitkontinuierliche Datenübertragung |
| US6985704B2 (en) | 2002-05-01 | 2006-01-10 | Dali Yang | System and method for digital memorized predistortion for wireless communication |
| US8811917B2 (en) | 2002-05-01 | 2014-08-19 | Dali Systems Co. Ltd. | Digital hybrid mode power amplifier system |
| US8380143B2 (en) | 2002-05-01 | 2013-02-19 | Dali Systems Co. Ltd | Power amplifier time-delay invariant predistortion methods and apparatus |
| TWI283899B (en) * | 2002-07-09 | 2007-07-11 | Applied Materials Inc | Capacitively coupled plasma reactor with magnetic plasma control |
| GB2395843B (en) * | 2002-11-29 | 2006-04-26 | Motorola Inc | Wireless subscriber communication unit and antenna arrangement therefor |
| GB2400250B (en) * | 2003-03-31 | 2005-05-25 | Motorola Inc | Wireless communication unit and linearised transmitter circuit therefor |
| GB2408860B (en) * | 2003-12-04 | 2006-12-20 | Motorola Inc | Wireless communication unit, linearised transmitter circuit and method of linearising therein |
| US7570201B1 (en) * | 2004-11-05 | 2009-08-04 | Northrop Grumman Corporation | Radar exciter including phase compensation of the waveform generator |
| JP4595509B2 (ja) * | 2004-11-26 | 2010-12-08 | ソニー株式会社 | 無線通信装置及び無線通信方法、並びにコンピュータ・プログラム |
| US20060205375A1 (en) * | 2005-03-11 | 2006-09-14 | Nokia Corporation | Measurement circuit and method for measuring the level of an RF signal, and a transmitter including a measurement circuit |
| US20070135064A1 (en) * | 2005-12-09 | 2007-06-14 | Ruelke Charles R | Method and apparatus for reducing phase imbalance in radio frequency signals |
| KR20140091616A (ko) | 2006-12-26 | 2014-07-21 | 달리 시스템즈 씨오. 엘티디. | 다중 채널 광대역 통신 시스템에서의 기저 대역 전치 왜곡 선형화를 위한 방법 및 시스템 |
| US8175553B2 (en) * | 2007-01-17 | 2012-05-08 | Motorola Solutions, Inc. | Wireless communication unit, linearised transmitter circuit and method of linearising therein |
| GB2445776B (en) * | 2007-01-17 | 2009-08-19 | Motorola Inc | Wireless communication unit, linearised transmitter circuit and method of linearising therein |
| US7689180B2 (en) * | 2007-05-15 | 2010-03-30 | Sige Semiconductor Inc. | Method and apparatus for a cartesian error feedback circuit to correct distortion within a power amplifier |
| US8200170B2 (en) * | 2008-04-07 | 2012-06-12 | Nxp B.V. | Cancellation of oscillator remodulation |
| US7876261B1 (en) * | 2008-10-28 | 2011-01-25 | Lockheed Martin Corporation | Reflected wave clock synchronization |
| GB2466072B (en) * | 2008-12-12 | 2011-03-23 | Motorola Inc | Adaptive cartesian loop transmitter for broadband and optimal loop stability adjustment |
| JP5251748B2 (ja) * | 2009-06-17 | 2013-07-31 | 富士通株式会社 | 位相補正装置、位相補正方法 |
| JP5251749B2 (ja) * | 2009-06-17 | 2013-07-31 | 富士通株式会社 | 位相補正装置、位相補正方法 |
| WO2011108103A1 (fr) * | 2010-03-04 | 2011-09-09 | 三菱電機株式会社 | Module émetteur et dispositif d'antenne réseau à commande de phase |
| CN105208083B (zh) | 2010-09-14 | 2018-09-21 | 大力系统有限公司 | 用于发送信号的系统和分布式天线系统 |
| GB2510917A (en) * | 2013-02-19 | 2014-08-20 | Roke Manor Research | A suppression circuit for suppressing unwanted transmitter output |
| US9338041B1 (en) | 2015-07-24 | 2016-05-10 | Tm Ip Holdings, Llc | Extracting carrier signals from modulated signals |
| US9338042B1 (en) * | 2015-07-27 | 2016-05-10 | Tm Ip Holdings, Llc | Separating and extracting modulated signals |
| US10341161B2 (en) | 2017-07-10 | 2019-07-02 | Tm Ip Holdings, Llc | Multi-dimensional signal encoding |
| US10594539B2 (en) | 2018-06-05 | 2020-03-17 | Tm Ip Holdings, Llc | Transpositional modulation and demodulation |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5066923A (en) | 1990-10-31 | 1991-11-19 | Motorola, Inc. | Linear transmitter training method and apparatus |
| US5175879A (en) | 1991-04-25 | 1992-12-29 | Motorola, Inc. | Linear amplifier with feedback path and phase error compensation |
| EP0598585B1 (fr) * | 1992-11-16 | 1999-03-31 | Linear Modulation Technology Ltd | Etalonnage automatique de l'équilibre en quadrature d'un amplificateur cartésien |
| US5559468A (en) * | 1993-06-28 | 1996-09-24 | Motorola, Inc. | Feedback loop closure in a linear transmitter |
| GB2293935B (en) | 1994-10-03 | 1999-07-14 | Linear Modulation Tech | Automatic calibration of carrier suppression and loop phase in a cartesian amplifier |
| US5675286A (en) * | 1996-02-12 | 1997-10-07 | Motorola, Inc. | Method and apparatus for an improved linear transmitter |
| EP0847619B1 (fr) * | 1996-06-28 | 2005-09-28 | Koninklijke Philips Electronics N.V. | Dispositif de circuit comprenant un amplificateur cartesien |
| US5920808A (en) * | 1996-12-12 | 1999-07-06 | Glenayre Electronics, Inc. | Method and apparatus for reducing key-up distortion by pre-heating transistors |
| US5930689A (en) * | 1997-10-24 | 1999-07-27 | Motorola, Inc. | Apparatus and method for producing a plurality of output signals with fixed phase relationships therebetween |
| US5959500A (en) * | 1998-01-26 | 1999-09-28 | Glenayre Electronics, Inc. | Model-based adaptive feedforward amplifier linearizer |
-
1998
- 1998-10-23 FI FI982298A patent/FI105612B/fi active
-
1999
- 1999-10-22 AU AU10484/00A patent/AU1048400A/en not_active Abandoned
- 1999-10-22 NZ NZ505308A patent/NZ505308A/en unknown
- 1999-10-22 EP EP99954016A patent/EP1040571B1/fr not_active Expired - Lifetime
- 1999-10-22 US US09/581,940 patent/US6639950B1/en not_active Expired - Fee Related
- 1999-10-22 CN CN99801903.8A patent/CN1121092C/zh not_active Expired - Fee Related
- 1999-10-22 AT AT99954016T patent/ATE274256T1/de not_active IP Right Cessation
- 1999-10-22 WO PCT/FI1999/000883 patent/WO2000025421A1/fr not_active Ceased
- 1999-10-22 DE DE69919504T patent/DE69919504T2/de not_active Expired - Lifetime
- 1999-10-22 CA CA002311821A patent/CA2311821A1/fr not_active Abandoned
-
2000
- 2000-06-22 NO NO20003258A patent/NO20003258L/no not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| FI982298A0 (fi) | 1998-10-23 |
| EP1040571A1 (fr) | 2000-10-04 |
| EP1040571B1 (fr) | 2004-08-18 |
| CN1287712A (zh) | 2001-03-14 |
| WO2000025421A1 (fr) | 2000-05-04 |
| DE69919504D1 (de) | 2004-09-23 |
| AU1048400A (en) | 2000-05-15 |
| FI982298A7 (fi) | 2000-04-24 |
| NO20003258D0 (no) | 2000-06-22 |
| NO20003258L (no) | 2000-06-22 |
| CA2311821A1 (fr) | 2000-05-04 |
| DE69919504T2 (de) | 2005-09-08 |
| CN1121092C (zh) | 2003-09-10 |
| ATE274256T1 (de) | 2004-09-15 |
| US6639950B1 (en) | 2003-10-28 |
| NZ505308A (en) | 2002-07-26 |
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