CN103944574A - 连续时间输入级 - Google Patents
连续时间输入级 Download PDFInfo
- Publication number
- CN103944574A CN103944574A CN201410028848.5A CN201410028848A CN103944574A CN 103944574 A CN103944574 A CN 103944574A CN 201410028848 A CN201410028848 A CN 201410028848A CN 103944574 A CN103944574 A CN 103944574A
- Authority
- CN
- China
- Prior art keywords
- dac
- group
- input
- switch
- output
- 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
- 238000000034 method Methods 0.000 claims description 5
- 239000003990 capacitor Substances 0.000 description 6
- 230000005764 inhibitory process Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 102100032219 Cathepsin D Human genes 0.000 description 2
- 101000869010 Homo sapiens Cathepsin D Proteins 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/30—Delta-sigma modulation
- H03M3/322—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M3/324—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement
- H03M3/35—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement using redundancy
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/30—Delta-sigma modulation
- H03M3/322—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M3/368—Continuously compensating for, or preventing, undesired influence of physical parameters of noise other than the quantisation noise already being shaped inherently by delta-sigma modulators
- H03M3/376—Prevention or reduction of switching transients, e.g. glitches
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/30—Delta-sigma modulation
- H03M3/458—Analogue/digital converters using delta-sigma modulation as an intermediate step
- H03M3/466—Multiplexed conversion systems
- H03M3/468—Interleaved, i.e. using multiple converters or converter parts for one channel, e.g. using Hadamard codes, pi-delta-sigma converters
- H03M3/47—Interleaved, i.e. using multiple converters or converter parts for one channel, e.g. using Hadamard codes, pi-delta-sigma converters using time-division multiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (22)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/747,241 | 2013-01-22 | ||
US13/747,241 US8779958B1 (en) | 2013-01-22 | 2013-01-22 | Continuous time input stage |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103944574A true CN103944574A (zh) | 2014-07-23 |
CN103944574B CN103944574B (zh) | 2017-07-11 |
Family
ID=51064604
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410028848.5A Active CN103944574B (zh) | 2013-01-22 | 2014-01-22 | 连续时间输入级 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8779958B1 (zh) |
CN (1) | CN103944574B (zh) |
DE (1) | DE102014100656B4 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105375929A (zh) * | 2014-08-25 | 2016-03-02 | 联发科技股份有限公司 | 共振设备 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9367385B2 (en) | 2013-03-12 | 2016-06-14 | Marvell World Trade Ltd. | High speed serial data receiver architecture with dual error comparators |
WO2014144146A1 (en) * | 2013-03-14 | 2014-09-18 | Marvell World Trade Ltd. | High speed latch with over voltage protection and integrated summing nodes |
US10224951B2 (en) | 2016-01-08 | 2019-03-05 | Analog Devices Global | Configurable input range for continuous-time sigma delta modulators |
US11005492B2 (en) * | 2018-12-31 | 2021-05-11 | Tektronix, Inc. | Dual output signal paths for signal source channels to optimize for bandwidth and amplitude range |
US11444635B2 (en) * | 2020-10-02 | 2022-09-13 | Texas Instruments Incorporated | Delta sigma modulator |
US11251807B1 (en) | 2020-11-10 | 2022-02-15 | Analog Devices International Unlimited Company | Wide bandwidth ADC with inherent anti-aliasing and high DC precision |
US11967972B2 (en) * | 2022-05-03 | 2024-04-23 | Analog Devices International Unlimited Company | Spread spectrum chopping for sigma delta modulators |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6639534B2 (en) * | 2002-02-14 | 2003-10-28 | Silicon Laboratories, Inc. | Digital-to-analog converter switching circuitry |
US7095345B2 (en) * | 2004-06-29 | 2006-08-22 | Analog Devices, Inc. | Hybrid tuning circuit for continuous-time sigma-delta analog-to-digital converter |
US7277035B1 (en) * | 2005-10-24 | 2007-10-02 | Cirrus Logic, Inc. | Method and apparatus for reducing noise in a digital-to-analog converter (DAC) having a chopper output stage |
CN102386929A (zh) * | 2011-09-22 | 2012-03-21 | 北京大学 | Sigma-Delta调制器及包括该调制器的Sigma-Delta模数转换器 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4978959A (en) * | 1987-10-08 | 1990-12-18 | University Of Toronto Innovations Foundation | Analog to digital converter, a digital to analog converter and an operational amplifier therefor |
DE19702280A1 (de) * | 1997-01-23 | 1998-07-30 | Bosch Gmbh Robert | Verfahren zur Regelung der Leistungsverstärkung |
US6061010A (en) | 1997-09-25 | 2000-05-09 | Analog Devices, Inc. | Dual return-to-zero pulse encoding in a DAC output stage |
US6738003B2 (en) | 2002-07-08 | 2004-05-18 | Cirrus Logic, Inc. | Delta-sigma modulation circuits and methods utilizing multiple noise attenuation bands and data converters using the same |
DE10309877A1 (de) * | 2003-03-06 | 2004-09-16 | Infineon Technologies Ag | Transimpedanzverstärker mit hoher Verstärkungsbandbreite zum Konvertieren eines DAC-Ausgangsstroms |
US7250886B1 (en) | 2006-03-20 | 2007-07-31 | Dialog Semiconductor Gmbh | Sigma-delta modulator |
US7362251B2 (en) * | 2006-05-18 | 2008-04-22 | Broadcom Corporation | Method and system for digital to analog conversion for power amplifier driver amplitude modulation |
-
2013
- 2013-01-22 US US13/747,241 patent/US8779958B1/en active Active
-
2014
- 2014-01-21 DE DE102014100656.9A patent/DE102014100656B4/de active Active
- 2014-01-22 CN CN201410028848.5A patent/CN103944574B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6639534B2 (en) * | 2002-02-14 | 2003-10-28 | Silicon Laboratories, Inc. | Digital-to-analog converter switching circuitry |
US7095345B2 (en) * | 2004-06-29 | 2006-08-22 | Analog Devices, Inc. | Hybrid tuning circuit for continuous-time sigma-delta analog-to-digital converter |
US7277035B1 (en) * | 2005-10-24 | 2007-10-02 | Cirrus Logic, Inc. | Method and apparatus for reducing noise in a digital-to-analog converter (DAC) having a chopper output stage |
CN102386929A (zh) * | 2011-09-22 | 2012-03-21 | 北京大学 | Sigma-Delta调制器及包括该调制器的Sigma-Delta模数转换器 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105375929A (zh) * | 2014-08-25 | 2016-03-02 | 联发科技股份有限公司 | 共振设备 |
CN105375929B (zh) * | 2014-08-25 | 2019-05-31 | 联发科技股份有限公司 | 共振设备 |
Also Published As
Publication number | Publication date |
---|---|
DE102014100656B4 (de) | 2022-10-06 |
CN103944574B (zh) | 2017-07-11 |
US20140203957A1 (en) | 2014-07-24 |
DE102014100656A1 (de) | 2014-07-24 |
US8779958B1 (en) | 2014-07-15 |
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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 | ||
ASS | Succession or assignment of patent right |
Owner name: ANALOG DEVICES, INC. Free format text: FORMER OWNER: ANALOG DEVICES TECHNOLOGY COMPANY Effective date: 20150106 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20150106 Address after: Bermuda (UK) Hamilton Applicant after: ANALOG DEVICES GLOBAL Address before: Bermuda (UK) Hamilton Applicant before: Analog Devices Global |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Limerick Patentee after: Analog Devices Global Unlimited Co. Address before: Limerick Patentee before: Analog Devices Global |
|
CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: Limerick Patentee after: Analog Devices Global Address before: Bermuda (UK) Hamilton Patentee before: Analog Devices Global |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210630 Address after: Limerick Patentee after: ANALOG DEVICES INTERNATIONAL UNLIMITED Co. Address before: Limerick Patentee before: Analog Devices Global Unlimited Co. |