CN1138344C - 自动增益控制的方法和设备 - Google Patents
自动增益控制的方法和设备 Download PDFInfo
- Publication number
- CN1138344C CN1138344C CNB998143316A CN99814331A CN1138344C CN 1138344 C CN1138344 C CN 1138344C CN B998143316 A CNB998143316 A CN B998143316A CN 99814331 A CN99814331 A CN 99814331A CN 1138344 C CN1138344 C CN 1138344C
- Authority
- CN
- China
- Prior art keywords
- signal
- gain control
- automatic gain
- analog
- digital
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000005259 measurement Methods 0.000 claims abstract description 11
- 230000001276 controlling effect Effects 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000004513 sizing Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000005070 sampling Methods 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012067 mathematical method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- 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
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
- H03G3/3078—Circuits generating control signals for digitally modulated signals
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/18—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging
- H03M1/181—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values
- H03M1/183—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values the feedback signal controlling the gain of an amplifier or attenuator preceding the analogue/digital converter
- H03M1/185—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values the feedback signal controlling the gain of an amplifier or attenuator preceding the analogue/digital converter the determination of the range being based on more than one digital output value, e.g. on a running average, a power estimation or the rate of change
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Control Of Amplification And Gain Control (AREA)
- Circuits Of Receivers In General (AREA)
- Control Of Metal Rolling (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI982455 | 1998-11-12 | ||
FI982455A FI106325B (fi) | 1998-11-12 | 1998-11-12 | Menetelmä ja laite tehonsäädön ohjaamiseksi |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1330811A CN1330811A (zh) | 2002-01-09 |
CN1138344C true CN1138344C (zh) | 2004-02-11 |
Family
ID=8552902
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB998143316A Expired - Lifetime CN1138344C (zh) | 1998-11-12 | 1999-11-11 | 自动增益控制的方法和设备 |
Country Status (11)
Country | Link |
---|---|
US (1) | US6473016B2 (zh) |
EP (1) | EP1129522B1 (zh) |
JP (2) | JP2002530920A (zh) |
CN (1) | CN1138344C (zh) |
AT (1) | ATE341858T1 (zh) |
AU (1) | AU1275100A (zh) |
DE (1) | DE69933466T2 (zh) |
ES (1) | ES2273514T3 (zh) |
FI (1) | FI106325B (zh) |
NO (1) | NO20012302L (zh) |
WO (1) | WO2000030260A1 (zh) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI107968B (fi) * | 2000-03-13 | 2001-10-31 | Nokia Networks Oy | Menetelmä ja järjestely vahvistuksen säätämiseksi |
FR2811831B1 (fr) * | 2000-07-17 | 2002-10-11 | Matra Nortel Communications | Procede et dispositif de conversion analogique/numerique |
NL1015993C2 (nl) * | 2000-08-23 | 2002-02-26 | Beltone Netherlands B V | Werkwijze en inrichting voor het omzetten van een analoog ingangssignaal in een digitaal uitgangssignaal. |
FI20020937A0 (fi) | 2002-05-17 | 2002-05-17 | Nokia Corp | Virheenkorjaus radiojärjestelmän vastaanottimessa |
US6868263B2 (en) * | 2002-06-10 | 2005-03-15 | Qualcomm Incorporated | Digital automatic gain control |
US7177373B2 (en) * | 2002-08-09 | 2007-02-13 | Infineon Technologies Ag | Continuous self-calibration of internal analog signals |
CN1711700A (zh) * | 2002-11-18 | 2005-12-21 | 皇家飞利浦电子股份有限公司 | 使用信号和干扰功率获得扩展的阻塞性能的自动增益控制 |
US7392405B2 (en) * | 2004-01-16 | 2008-06-24 | Ohm Power Solutions, Ltd. | Digitally controlled power supply |
KR100610478B1 (ko) * | 2004-05-06 | 2006-08-08 | 매그나칩 반도체 유한회사 | 이미지센서 및 그의 디지털 이득 보상 방법 |
US20100250260A1 (en) * | 2007-11-06 | 2010-09-30 | Lasse Laaksonen | Encoder |
US7573410B1 (en) * | 2008-03-04 | 2009-08-11 | Broadcom Corporation | Gain step calibration in a mobile cellular transmitter |
US7760122B1 (en) * | 2008-05-02 | 2010-07-20 | Pmc-Sierra, Inc. | Power optimized ADC for wireless transceivers |
EP2301015B1 (en) * | 2008-06-13 | 2019-09-04 | Nokia Technologies Oy | Method and apparatus for error concealment of encoded audio data |
JPWO2012056882A1 (ja) | 2010-10-27 | 2014-03-20 | 株式会社村田製作所 | 検出回路 |
US9275690B2 (en) | 2012-05-30 | 2016-03-01 | Tahoe Rf Semiconductor, Inc. | Power management in an electronic system through reducing energy usage of a battery and/or controlling an output power of an amplifier thereof |
US9509351B2 (en) | 2012-07-27 | 2016-11-29 | Tahoe Rf Semiconductor, Inc. | Simultaneous accommodation of a low power signal and an interfering signal in a radio frequency (RF) receiver |
US9184498B2 (en) | 2013-03-15 | 2015-11-10 | Gigoptix, Inc. | Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through fine control of a tunable frequency of a tank circuit of a VCO thereof |
US9531070B2 (en) | 2013-03-15 | 2016-12-27 | Christopher T. Schiller | Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through accommodating differential coupling between VCOs thereof |
US9716315B2 (en) | 2013-03-15 | 2017-07-25 | Gigpeak, Inc. | Automatic high-resolution adaptive beam-steering |
US9666942B2 (en) | 2013-03-15 | 2017-05-30 | Gigpeak, Inc. | Adaptive transmit array for beam-steering |
US9722310B2 (en) | 2013-03-15 | 2017-08-01 | Gigpeak, Inc. | Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through frequency multiplication |
US9780449B2 (en) | 2013-03-15 | 2017-10-03 | Integrated Device Technology, Inc. | Phase shift based improved reference input frequency signal injection into a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation to reduce a phase-steering requirement during beamforming |
US9837714B2 (en) | 2013-03-15 | 2017-12-05 | Integrated Device Technology, Inc. | Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through a circular configuration thereof |
CN113765531B (zh) * | 2020-06-02 | 2022-08-16 | 广州海格通信集团股份有限公司 | 接收链路的自动增益控制方法、装置和计算机设备 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3813609A (en) | 1972-11-27 | 1974-05-28 | Petty Ray Geophysical Inc | Multiple stage sample normalizing amplifier with automatic gain prediction |
US3931584A (en) * | 1974-09-12 | 1976-01-06 | Hycom Incorporated | Automatic gain control |
JPS583406A (ja) | 1981-06-30 | 1983-01-10 | Fujitsu Ltd | ディジタル形自動利得制御方法 |
DK163699C (da) * | 1986-02-11 | 1992-08-17 | Poul Richter Joergensen | Fremgangsmaade til automatisk forstaerkningsstyring af et signal samt et kredsloeb til udoevelse af fremgangsmaaden |
FR2606956A1 (fr) * | 1986-11-14 | 1988-05-20 | Radiotechnique Compelec | Dispositif de conversion analogique-numerique comportant un dispositif de controle automatique de gain |
JP2533062Y2 (ja) * | 1987-07-03 | 1997-04-16 | ヤマハ株式会社 | アナログディジタル変換回路 |
CH688459A5 (de) * | 1992-02-04 | 1997-09-30 | Ascom Audiosys Ag | Verfahren zur Digitalisierung eines Signals, Verarbeitungseinheit zu dessen Ausfuehrung |
JP3183417B2 (ja) * | 1992-04-17 | 2001-07-09 | ソニー株式会社 | A/d変換装置 |
JP2973705B2 (ja) * | 1992-06-05 | 1999-11-08 | 日本電気株式会社 | 自動利得制御回路 |
FR2699768B1 (fr) * | 1992-12-23 | 1995-02-10 | Alcatel Radiotelephone | Procédé de contrôle automatique de gain pour un récepteur numérique, notamment un récepteur à accès multiple à répartition dans le temps et dispositif pour sa mise en Óoeuvre. |
US5467231A (en) * | 1993-02-26 | 1995-11-14 | Hewlett-Packard Company | Using recorded data for auto calibration of fixed gain of a read amplifier in a data storage device |
US5389927A (en) * | 1993-05-28 | 1995-02-14 | Motorola, Inc. | Method and apparatus for control of an analog to digital converter |
US5627857A (en) * | 1995-09-15 | 1997-05-06 | Qualcomm Incorporated | Linearized digital automatic gain control |
US5761251A (en) | 1995-11-08 | 1998-06-02 | Philips Electronics North America Corporation | Dual automatic gain control and DC offset correction circuit for QAM demodulation |
JP3403566B2 (ja) * | 1995-12-30 | 2003-05-06 | 松下電器産業株式会社 | 復調装置 |
US5828328A (en) * | 1996-06-28 | 1998-10-27 | Harris Corporation | High speed dynamic range extension employing a synchronous digital detector |
US6580905B1 (en) * | 1996-07-02 | 2003-06-17 | Ericsson Inc. | System and method for controlling the level of signals output to transmission media in a distributed antenna network |
US6249554B1 (en) * | 1997-07-15 | 2001-06-19 | Agere Systems Guardian Corp. | Power based digital automatic gain control circuit |
US6292120B1 (en) * | 2000-03-02 | 2001-09-18 | Adc Telecommunications, Inc. | Automatic gain control for input to analog to digital converter |
-
1998
- 1998-11-12 FI FI982455A patent/FI106325B/fi active
-
1999
- 1999-11-11 AT AT99956056T patent/ATE341858T1/de not_active IP Right Cessation
- 1999-11-11 JP JP2000583166A patent/JP2002530920A/ja active Pending
- 1999-11-11 EP EP99956056A patent/EP1129522B1/en not_active Expired - Lifetime
- 1999-11-11 WO PCT/FI1999/000938 patent/WO2000030260A1/en active IP Right Grant
- 1999-11-11 AU AU12751/00A patent/AU1275100A/en not_active Abandoned
- 1999-11-11 DE DE69933466T patent/DE69933466T2/de not_active Expired - Lifetime
- 1999-11-11 ES ES99956056T patent/ES2273514T3/es not_active Expired - Lifetime
- 1999-11-11 CN CNB998143316A patent/CN1138344C/zh not_active Expired - Lifetime
-
2001
- 2001-05-09 US US09/851,429 patent/US6473016B2/en not_active Expired - Lifetime
- 2001-05-10 NO NO20012302A patent/NO20012302L/no not_active Application Discontinuation
-
2005
- 2005-08-17 JP JP2005236739A patent/JP2005348440A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
ES2273514T3 (es) | 2007-05-01 |
US20010050625A1 (en) | 2001-12-13 |
DE69933466T2 (de) | 2007-03-29 |
WO2000030260A1 (en) | 2000-05-25 |
EP1129522A1 (en) | 2001-09-05 |
FI982455A (fi) | 2000-05-13 |
JP2002530920A (ja) | 2002-09-17 |
DE69933466D1 (de) | 2006-11-16 |
JP2005348440A (ja) | 2005-12-15 |
FI106325B (fi) | 2001-01-15 |
US6473016B2 (en) | 2002-10-29 |
ATE341858T1 (de) | 2006-10-15 |
NO20012302D0 (no) | 2001-05-10 |
EP1129522B1 (en) | 2006-10-04 |
CN1330811A (zh) | 2002-01-09 |
FI982455A0 (fi) | 1998-11-12 |
NO20012302L (no) | 2001-05-14 |
AU1275100A (en) | 2000-06-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
C10 | Entry into substantive examination | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170117 Address after: Espoo, Finland Patentee after: NOKIA TECHNOLOGIES OY Address before: Espoo, Finland Patentee before: Nokia Corp. Effective date of registration: 20170117 Address after: Espoo, Finland Patentee after: Nokia Corp. Address before: Espoo, Finland Patentee before: Nokia Networks OY |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20040211 |