CN1586039A - 具补偿非线性失真装置之数字/模拟转换器电路 - Google Patents
具补偿非线性失真装置之数字/模拟转换器电路 Download PDFInfo
- Publication number
- CN1586039A CN1586039A CN02822473.6A CN02822473A CN1586039A CN 1586039 A CN1586039 A CN 1586039A CN 02822473 A CN02822473 A CN 02822473A CN 1586039 A CN1586039 A CN 1586039A
- Authority
- CN
- China
- Prior art keywords
- digital
- signal
- pcm
- analog converter
- level
- 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.)
- Granted
Links
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims description 21
- 230000006870 function Effects 0.000 claims description 12
- 238000005070 sampling Methods 0.000 claims description 8
- 238000000605 extraction Methods 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 239000000284 extract Substances 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000008901 benefit Effects 0.000 description 7
- 230000004044 response Effects 0.000 description 6
- 230000007704 transition Effects 0.000 description 4
- 238000004088 simulation Methods 0.000 description 2
- 101100001678 Emericella variicolor andM gene Proteins 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
- H03M1/0626—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by filtering
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
- H03K7/08—Duration or width modulation ; Duty cycle modulation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/66—Digital/analogue converters
- H03M1/82—Digital/analogue converters with intermediate conversion to time interval
- H03M1/822—Digital/analogue converters with intermediate conversion to time interval using pulse width modulation
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Amplifiers (AREA)
- Analogue/Digital Conversion (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10155426A DE10155426A1 (de) | 2001-11-12 | 2001-11-12 | Digital/Analog-Umsetzer-Schaltung mit einer Vorrichtung zur Kompensation von nichtlinearen Verzerrungen |
DE10155426.5 | 2001-11-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1586039A true CN1586039A (zh) | 2005-02-23 |
CN100508400C CN100508400C (zh) | 2009-07-01 |
Family
ID=7705421
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028224736A Expired - Fee Related CN100508400C (zh) | 2001-11-12 | 2002-08-29 | 具补偿非线性失真装置之数字/模拟转换器电路 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6933872B2 (zh) |
EP (1) | EP1444785B1 (zh) |
CN (1) | CN100508400C (zh) |
DE (2) | DE10155426A1 (zh) |
WO (1) | WO2003043196A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1878000B (zh) * | 2005-06-08 | 2012-04-18 | 道芬综合公司 | 数模转换器及其转换方法 |
CN103957009A (zh) * | 2014-04-29 | 2014-07-30 | 电子科技大学 | 一种对压缩采样系统低通滤波器进行补偿的方法 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7466254B2 (en) | 2006-02-03 | 2008-12-16 | L&L Engineering Llc | Systems and methods for digital control utilizing oversampling |
JP2009005073A (ja) * | 2007-06-21 | 2009-01-08 | Nec Electronics Corp | デジタルアナログ変換器と歪補正回路 |
US7903015B1 (en) * | 2009-08-24 | 2011-03-08 | Texas Instruments Incorporated | Cascaded DAC architecture with pulse width modulation |
US8299946B2 (en) * | 2010-02-03 | 2012-10-30 | Taiwan Semiconductor Manufacturing Company, Ltd. | Noise shaping for digital pulse-width modulators |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9103777D0 (en) * | 1991-02-22 | 1991-04-10 | B & W Loudspeakers | Analogue and digital convertors |
GB9318238D0 (en) * | 1993-09-02 | 1993-10-20 | B & W Loudspeakers | Digital converter |
EP0890221B1 (en) * | 1996-03-28 | 2007-07-04 | Texas Instruments Denmark A/S | Conversion of a pcm signal into a upwm signal |
US5959501A (en) * | 1998-01-14 | 1999-09-28 | Harris Corporation | Class D amplifier with scaled clock and related methods |
JP2000068835A (ja) * | 1998-08-25 | 2000-03-03 | Sony Corp | デジタル−アナログ変換装置 |
-
2001
- 2001-11-12 DE DE10155426A patent/DE10155426A1/de not_active Ceased
-
2002
- 2002-08-29 DE DE50205603T patent/DE50205603D1/de not_active Expired - Lifetime
- 2002-08-29 WO PCT/DE2002/003174 patent/WO2003043196A1/de not_active Application Discontinuation
- 2002-08-29 EP EP02772035A patent/EP1444785B1/de not_active Expired - Lifetime
- 2002-08-29 CN CNB028224736A patent/CN100508400C/zh not_active Expired - Fee Related
-
2004
- 2004-05-12 US US10/844,022 patent/US6933872B2/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1878000B (zh) * | 2005-06-08 | 2012-04-18 | 道芬综合公司 | 数模转换器及其转换方法 |
CN103957009A (zh) * | 2014-04-29 | 2014-07-30 | 电子科技大学 | 一种对压缩采样系统低通滤波器进行补偿的方法 |
CN103957009B (zh) * | 2014-04-29 | 2017-01-25 | 电子科技大学 | 一种对压缩采样系统低通滤波器进行补偿的方法 |
Also Published As
Publication number | Publication date |
---|---|
DE50205603D1 (de) | 2006-04-06 |
EP1444785A1 (de) | 2004-08-11 |
US6933872B2 (en) | 2005-08-23 |
CN100508400C (zh) | 2009-07-01 |
DE10155426A1 (de) | 2003-05-28 |
WO2003043196A1 (de) | 2003-05-22 |
EP1444785B1 (de) | 2006-01-11 |
US20040222907A1 (en) | 2004-11-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA2249460C (en) | Conversion of a pcm signal into a upwm signal | |
CN100586026C (zh) | △-∑调制装置和信号放大设备 | |
Hauser | Principles of oversampling A/D conversion | |
US7058464B2 (en) | Device and method for signal processing | |
CN101335526B (zh) | 数模转换器 | |
CN1643975A (zh) | 数字麦克风 | |
KR20070065375A (ko) | 펄스폭 변조 장치 | |
CN100514858C (zh) | 字长减少电路 | |
US8228222B2 (en) | D-class digital amplifier configured for shaping non-idealities of an output signal | |
EP1895516B1 (en) | Apparatus and method for widening audio signal band | |
EP1653605B1 (en) | Noise shaper for shaping a power spectral density of an error signal and method therefor | |
CN1586039A (zh) | 具补偿非线性失真装置之数字/模拟转换器电路 | |
US7317758B2 (en) | PCM-to-PWM converter | |
EP1606885B1 (en) | Digital pulse width controlled oscillation modulator | |
CN1617455B (zh) | 用于将数字信号转换成脉宽调制信号的方法和装置 | |
Morrison et al. | Comparison of single-and double-sided pulse width modulated signals with non-linear predistortion | |
Huang et al. | Reduced nonlinear distortion in circuits with correlated double sampling | |
CN104639097A (zh) | 数字音频pdm信号直流滤除电路 | |
KR100518124B1 (ko) | 디지털 펄스폭 변조의 비선형 왜곡보상장치 및 그 방법 | |
Hawksford | Modulation and system techniques in PWM and SDM switching amplifiers | |
CN1689236A (zh) | 数据转换器 | |
Yu et al. | An FPGA-based digital class-D amplifier with power supply error correction | |
Farrar et al. | Development of a commercial digital amplifier | |
Hawksford | An Introduction to Digital Audio (Digital Audio Tutorial) |
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 | ||
ASS | Succession or assignment of patent right |
Owner name: INFINEON TECHNOLOGIES AG Free format text: FORMER OWNER: INFENNIAN TECHNOLOGIES AG Effective date: 20120625 Owner name: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. Free format text: FORMER OWNER: INFINEON TECHNOLOGIES AG Effective date: 20120625 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: INTEL MOBILE COMMUNICATIONS LTD. Free format text: FORMER NAME: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
|
TR01 | Transfer of patent right |
Effective date of registration: 20120625 Address after: Neubiberg, Germany Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: INFINEON TECHNOLOGIES AG Effective date of registration: 20120625 Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Infineon Technologies AG |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090701 Termination date: 20160829 |
|
CF01 | Termination of patent right due to non-payment of annual fee |