CN101247486B - 将模拟信号数字化的方法及设备 - Google Patents
将模拟信号数字化的方法及设备 Download PDFInfo
- Publication number
- CN101247486B CN101247486B CN2007101691469A CN200710169146A CN101247486B CN 101247486 B CN101247486 B CN 101247486B CN 2007101691469 A CN2007101691469 A CN 2007101691469A CN 200710169146 A CN200710169146 A CN 200710169146A CN 101247486 B CN101247486 B CN 101247486B
- Authority
- CN
- China
- Prior art keywords
- signal
- power
- amplification
- filtering
- amplifying
- 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.)
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Links
- 238000000034 method Methods 0.000 title claims abstract description 30
- 230000003321 amplification Effects 0.000 claims abstract description 45
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 45
- 238000001914 filtration Methods 0.000 claims abstract description 35
- 238000005457 optimization Methods 0.000 claims description 37
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 238000005259 measurement Methods 0.000 claims description 7
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- MHTIPMQDAXVYJV-UHFFFAOYSA-N 2-aminoacetic acid;molecular iodine;tetrahydroiodide Chemical compound I.I.I.I.II.II.II.II.II.NCC(O)=O.NCC(O)=O.NCC(O)=O.NCC(O)=O.NCC(O)=O.NCC(O)=O.NCC(O)=O.NCC(O)=O.NCC(O)=O.NCC(O)=O.NCC(O)=O.NCC(O)=O.NCC(O)=O.NCC(O)=O.NCC(O)=O.NCC(O)=O MHTIPMQDAXVYJV-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
-
- 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)
- Circuits Of Receivers In General (AREA)
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
- Television Receiver Circuits (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP06291739.8 | 2006-11-08 | ||
EP06291739A EP1923993A1 (en) | 2006-11-08 | 2006-11-08 | Method and device for digitizing an analogical signal |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101247486A CN101247486A (zh) | 2008-08-20 |
CN101247486B true CN101247486B (zh) | 2011-10-26 |
Family
ID=37885922
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007101691469A Active CN101247486B (zh) | 2006-11-08 | 2007-11-07 | 将模拟信号数字化的方法及设备 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8214420B2 (zh) |
EP (1) | EP1923993A1 (zh) |
JP (2) | JP5366389B2 (zh) |
KR (1) | KR20080042028A (zh) |
CN (1) | CN101247486B (zh) |
TW (1) | TW200835143A (zh) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1200848A (zh) * | 1995-09-15 | 1998-12-02 | 夸尔柯姆股份有限公司 | 线性化数字自动增益控制 |
CN1399412A (zh) * | 2001-07-21 | 2003-02-26 | Lg电子株式会社 | 控制无线发射机的数字滤波器的装置和方法 |
CN1452324A (zh) * | 2002-04-16 | 2003-10-29 | 松下电器产业株式会社 | 高频信号接收装置 |
CN1780184A (zh) * | 2004-11-26 | 2006-05-31 | 华为技术有限公司 | 一种信道模拟仪器和信道模拟方法 |
CN1805519A (zh) * | 2004-10-18 | 2006-07-19 | 赞林克半导体有限公司 | 调谐器 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5390207A (en) * | 1990-11-28 | 1995-02-14 | Novatel Communications Ltd. | Pseudorandom noise ranging receiver which compensates for multipath distortion by dynamically adjusting the time delay spacing between early and late correlators |
JPH07289470A (ja) * | 1994-04-25 | 1995-11-07 | Toto Ltd | 携帯用局部洗浄装置 |
JP3457068B2 (ja) * | 1994-09-14 | 2003-10-14 | アジレント・テクノロジー株式会社 | 適正な出力信号を得る装置および方法 |
JP3710658B2 (ja) * | 1999-09-29 | 2005-10-26 | 株式会社東芝 | 自動利得制御回路および受信機 |
JP2001127732A (ja) * | 1999-10-28 | 2001-05-11 | Matsushita Electric Ind Co Ltd | 受信装置 |
FR2821228B1 (fr) * | 2001-02-16 | 2003-04-11 | Thomson Multimedia Sa | Dispositif de reception a controle de gain automatique |
FR2826525B1 (fr) | 2001-06-21 | 2003-10-03 | Dibcom | Systeme d'amplification d'un signal hertzien de decodeur de signaux de television comportant un tel systeme |
JP2003115774A (ja) * | 2001-10-05 | 2003-04-18 | Hitachi Ltd | 信号レベル制御を有する無線通信装置 |
US6590528B1 (en) * | 2001-12-05 | 2003-07-08 | Rockwell Collins, Inc. | Low cost interference reduction system for GPS receivers |
JP4163531B2 (ja) * | 2003-03-06 | 2008-10-08 | 三星電子株式会社 | 自動利得制御装置 |
MXPA05009749A (es) * | 2003-03-14 | 2005-10-26 | Interdigital Tech Corp | Mecanismo de control de ganancia automatico mejorado, para transmisiones de datos divididas en intervalos de tiempo. |
JP4518896B2 (ja) * | 2004-09-30 | 2010-08-04 | 三洋電機株式会社 | 受信装置 |
-
2006
- 2006-11-08 EP EP06291739A patent/EP1923993A1/en not_active Withdrawn
-
2007
- 2007-11-05 TW TW096141693A patent/TW200835143A/zh unknown
- 2007-11-06 JP JP2007288341A patent/JP5366389B2/ja active Active
- 2007-11-07 CN CN2007101691469A patent/CN101247486B/zh active Active
- 2007-11-07 US US11/936,107 patent/US8214420B2/en active Active
- 2007-11-08 KR KR1020070113893A patent/KR20080042028A/ko not_active Application Discontinuation
-
2012
- 2012-11-13 JP JP2012249554A patent/JP2013081189A/ja active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1200848A (zh) * | 1995-09-15 | 1998-12-02 | 夸尔柯姆股份有限公司 | 线性化数字自动增益控制 |
CN1399412A (zh) * | 2001-07-21 | 2003-02-26 | Lg电子株式会社 | 控制无线发射机的数字滤波器的装置和方法 |
CN1452324A (zh) * | 2002-04-16 | 2003-10-29 | 松下电器产业株式会社 | 高频信号接收装置 |
CN1805519A (zh) * | 2004-10-18 | 2006-07-19 | 赞林克半导体有限公司 | 调谐器 |
CN1780184A (zh) * | 2004-11-26 | 2006-05-31 | 华为技术有限公司 | 一种信道模拟仪器和信道模拟方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2013081189A (ja) | 2013-05-02 |
CN101247486A (zh) | 2008-08-20 |
EP1923993A1 (en) | 2008-05-21 |
KR20080042028A (ko) | 2008-05-14 |
JP5366389B2 (ja) | 2013-12-11 |
TW200835143A (en) | 2008-08-16 |
JP2008167414A (ja) | 2008-07-17 |
US8214420B2 (en) | 2012-07-03 |
US20080172439A1 (en) | 2008-07-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: PARROT COMPANY Free format text: FORMER NAME: DIBCOM |
|
CP01 | Change in the name or title of a patent holder |
Address after: Palaiseau France Patentee after: Parrott company Address before: Palaiseau France Patentee before: Dibcom |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20151029 Address after: France Patentee after: The company's car Address before: Palaiseau France Patentee before: Parrott company |