CN1929315B - 电容性数模和模数转换器 - Google Patents
电容性数模和模数转换器 Download PDFInfo
- Publication number
- CN1929315B CN1929315B CN200610104266.6A CN200610104266A CN1929315B CN 1929315 B CN1929315 B CN 1929315B CN 200610104266 A CN200610104266 A CN 200610104266A CN 1929315 B CN1929315 B CN 1929315B
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- CN
- China
- Prior art keywords
- electric capacity
- selectively
- stage
- amplifier
- converter
- 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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Classifications
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- 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
- H03M1/68—Digital/analogue converters with conversions of different sensitivity, i.e. one conversion relating to the more significant digital bits and another conversion to the less significant bits
- H03M1/682—Digital/analogue converters with conversions of different sensitivity, i.e. one conversion relating to the more significant digital bits and another conversion to the less significant bits both converters being of the unary decoded type
-
- 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
- H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit
- H03M1/16—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps
- H03M1/164—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages
- H03M1/167—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages all stages comprising simultaneous converters
- H03M1/168—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages all stages comprising simultaneous converters and delivering the same number of bits
-
- 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
- H03M1/34—Analogue value compared with reference values
- H03M1/38—Analogue value compared with reference values sequentially only, e.g. successive approximation type
- H03M1/46—Analogue value compared with reference values sequentially only, e.g. successive approximation type with digital/analogue converter for supplying reference values to converter
-
- 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
- H03M1/74—Simultaneous conversion
- H03M1/76—Simultaneous conversion using switching tree
- H03M1/765—Simultaneous conversion using switching tree using a single level of switches which are controlled by unary decoded digital signals
-
- 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
- H03M1/74—Simultaneous conversion
- H03M1/80—Simultaneous conversion using weighted impedances
- H03M1/802—Simultaneous conversion using weighted impedances using capacitors, e.g. neuron-mos transistors, charge coupled devices
- H03M1/804—Simultaneous conversion using weighted impedances using capacitors, e.g. neuron-mos transistors, charge coupled devices with charge redistribution
-
- 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
- H03M1/74—Simultaneous conversion
- H03M1/80—Simultaneous conversion using weighted impedances
- H03M1/802—Simultaneous conversion using weighted impedances using capacitors, e.g. neuron-mos transistors, charge coupled devices
- H03M1/804—Simultaneous conversion using weighted impedances using capacitors, e.g. neuron-mos transistors, charge coupled devices with charge redistribution
- H03M1/806—Simultaneous conversion using weighted impedances using capacitors, e.g. neuron-mos transistors, charge coupled devices with charge redistribution with equally weighted capacitors which are switched by unary decoded digital signals
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US71507805P | 2005-09-08 | 2005-09-08 | |
US60/715,078 | 2005-09-08 | ||
US11/293,917 US7439896B2 (en) | 2005-09-08 | 2005-12-05 | Capacitive digital to analog and analog to digital converters |
US11/293,917 | 2005-12-05 | ||
US11/481,477 US7379012B2 (en) | 2005-09-08 | 2006-07-06 | Capacitive digital to analog and analog to digital converters |
US11/481,476 | 2006-07-06 | ||
US11/481,477 | 2006-07-06 | ||
US11/481,476 US7443329B2 (en) | 2005-09-08 | 2006-07-06 | Capacitive digital to analog and analog to digital converters |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1929315A CN1929315A (zh) | 2007-03-14 |
CN1929315B true CN1929315B (zh) | 2015-04-01 |
Family
ID=37859138
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200610104265 Active CN1929314B (zh) | 2005-09-08 | 2006-08-07 | 电容性数模和模数转换器 |
CN 200610104264 Active CN1929313B (zh) | 2005-09-08 | 2006-08-07 | 电容性数模和模数转换器 |
CN200610104266.6A Active CN1929315B (zh) | 2005-09-08 | 2006-08-07 | 电容性数模和模数转换器 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200610104265 Active CN1929314B (zh) | 2005-09-08 | 2006-08-07 | 电容性数模和模数转换器 |
CN 200610104264 Active CN1929313B (zh) | 2005-09-08 | 2006-08-07 | 电容性数模和模数转换器 |
Country Status (3)
Country | Link |
---|---|
US (4) | US7439896B2 (zh) |
CN (3) | CN1929314B (zh) |
TW (3) | TWI407699B (zh) |
Families Citing this family (37)
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US7439896B2 (en) * | 2005-09-08 | 2008-10-21 | Marvell World Trade Ltd. | Capacitive digital to analog and analog to digital converters |
US7822160B1 (en) * | 2006-02-03 | 2010-10-26 | Marvell International Ltd. | Digitally-assisted power reduction technique for IQ pipeline ADCs used in wireless receivers |
FR2899741B1 (fr) * | 2006-04-11 | 2009-01-30 | St Microelectronics Sa | Modulateur delta-sigma dote d'un integrateur a partage de charges |
CN101247125B (zh) * | 2007-12-07 | 2011-06-29 | 武汉芯泰科技有限公司 | 可动态配置自重构流水线模数转换器 |
US8035622B2 (en) * | 2008-03-27 | 2011-10-11 | Apple Inc. | SAR ADC with dynamic input scaling and offset adjustment |
WO2010043999A1 (en) * | 2008-10-13 | 2010-04-22 | Nxp B.V. | Switched-capacitor pipeline stage |
US7944386B2 (en) * | 2008-10-21 | 2011-05-17 | Analog Devices, Inc. | Apparatus for and method of performing an analog to digital conversion |
US8125231B2 (en) | 2009-01-28 | 2012-02-28 | Freescale Semiconductor, Inc. | Capacitance-to-voltage interface circuit, and related operating methods |
US7796079B2 (en) * | 2009-01-28 | 2010-09-14 | Freescale Semiconductor, Inc. | Charge redistribution successive approximation analog-to-digital converter and related operating method |
US7969167B2 (en) * | 2009-01-28 | 2011-06-28 | Freescale Semiconductor, Inc. | Capacitance-to-voltage interface circuit with shared capacitor bank for offsetting and analog-to-digital conversion |
DE102009010155B4 (de) * | 2009-02-23 | 2013-02-07 | Texas Instruments Deutschland Gmbh | Digitales Trimmen von (SAR-)ADCs |
JP4738510B2 (ja) * | 2009-04-09 | 2011-08-03 | 富士通株式会社 | デジタル−アナログ変換器、及びこれを含む逐次比較型アナログ−デジタル変換器 |
JP5316194B2 (ja) * | 2009-04-20 | 2013-10-16 | ソニー株式会社 | Ad変換器 |
US8223056B2 (en) * | 2009-05-06 | 2012-07-17 | Atmel Corporation | Cyclic digital to analog converter |
US8395538B2 (en) * | 2011-06-20 | 2013-03-12 | Texas Instruments Incorporated | High speed resistor-DAC for SAR DAC |
CN103513834A (zh) * | 2012-06-21 | 2014-01-15 | 瀚宇彩晶股份有限公司 | 触控面板的感测电路及触控面板的感测电路的操作方法 |
TWI536748B (zh) * | 2012-08-06 | 2016-06-01 | 瑞昱半導體股份有限公司 | 連續漸進式類比數位轉換器與連續漸進式類比數位轉換方法 |
US9420262B1 (en) | 2013-03-15 | 2016-08-16 | Matthew Myers | Gyroscopic two dimensions of freedom photography system and method |
US9438264B1 (en) * | 2015-09-10 | 2016-09-06 | Realtek Semiconductor Corp. | High-speed capacitive digital-to-analog converter and method thereof |
ITMI20132037A1 (it) | 2013-12-06 | 2015-06-07 | St Microelectronics Int Nv | Metodo per la correzione di errori digitali per convertitore analogico digitale binario ad approssimazioni successive. |
US9270293B2 (en) * | 2014-06-18 | 2016-02-23 | Texas Instruments Incorporated | System and method for multi channel sampling SAR ADC |
JP6421537B2 (ja) | 2014-10-15 | 2018-11-14 | セイコーエプソン株式会社 | ドライバー及び電子機器 |
TWI566530B (zh) * | 2014-11-03 | 2017-01-11 | 瑞昱半導體股份有限公司 | 連續逼近式類比至數位轉換器與轉換方法 |
JP6439393B2 (ja) | 2014-11-07 | 2018-12-19 | セイコーエプソン株式会社 | ドライバー及び電子機器 |
JP6439419B2 (ja) * | 2014-12-05 | 2018-12-19 | セイコーエプソン株式会社 | ドライバー及び電子機器 |
US9436337B2 (en) | 2014-12-15 | 2016-09-06 | Synaptics Incorporated | Switched capacitance techniques for input sensing |
US9735794B1 (en) * | 2016-12-30 | 2017-08-15 | Texas Instruments Incorporated | Analog-to-digital converter with an increased resolution first stage |
CN107222214B (zh) * | 2017-05-04 | 2020-10-23 | 深圳大学 | 一种电荷重分配数模转化器和逐次逼近型模数转化器 |
EP3514965B1 (en) | 2018-01-19 | 2021-09-22 | Socionext Inc. | Analogue-to-digital converter circuitry |
CN108809314A (zh) * | 2018-05-28 | 2018-11-13 | 中国电子科技集团公司第二十四研究所 | 优化电容阵列面积的sar adc比较电路及其开关控制方法 |
US10735016B2 (en) * | 2018-10-04 | 2020-08-04 | Denso Corporation | D/A conversion circuit, quantization circuit, and A/D conversion circuit |
US10911059B2 (en) * | 2019-03-13 | 2021-02-02 | Mediatek Inc. | Signal processing system using analog-to-digital converter with digital-to-analog converter circuits operating in different voltage domains and employing mismatch error shaping technique and associated signal processing method |
US10784883B1 (en) * | 2019-10-25 | 2020-09-22 | Qualcomm Incorporated | Noise shaping analog-to-digital converter |
JP2021125852A (ja) * | 2020-02-07 | 2021-08-30 | 旭化成エレクトロニクス株式会社 | 逐次比較ad変換器 |
US11196434B1 (en) | 2020-10-02 | 2021-12-07 | Qualcomm Incorporated | Successive approximation register (SAR) analog-to-digital converter (ADC) with noise-shaping property |
CN112713898B (zh) * | 2020-12-21 | 2022-12-09 | 湖南国科微电子股份有限公司 | 一种噪声整形sar adc以及一种soc |
US11522556B1 (en) | 2021-07-26 | 2022-12-06 | Qualcomm Incorporated | Noise-shaping successive approximation register (SAR) analog-to-digital converter |
Citations (4)
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WO1982003955A1 (en) * | 1981-05-08 | 1982-11-11 | Inc Motorola | A multiple function operational amplifier circuit |
DE3033914C2 (de) * | 1979-09-10 | 1987-01-29 | Ltd. Tokio/Tokyo Hitachi | Digital/Analog-Umsetzer und PCM-Codierer damit. |
US5561426A (en) * | 1994-09-26 | 1996-10-01 | Delco Electronics Corporation | Analog-to-digital converter |
US6154162A (en) * | 1999-01-06 | 2000-11-28 | Centillium Communications, Inc. | Dual-stage switched-capacitor DAC with scrambled MSB's |
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US4200863A (en) * | 1977-10-03 | 1980-04-29 | The Regents Of The University Of California | Weighted capacitor analog/digital converting apparatus and method |
DE3177051D1 (en) * | 1980-09-30 | 1989-06-15 | Showa Aluminum Corp | Aluminium alloy foil for cathode of electrolytic capacitors |
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-
2005
- 2005-12-05 US US11/293,917 patent/US7439896B2/en active Active
-
2006
- 2006-07-06 US US11/481,477 patent/US7379012B2/en active Active
- 2006-07-06 US US11/481,476 patent/US7443329B2/en active Active
- 2006-08-07 TW TW95128858A patent/TWI407699B/zh not_active IP Right Cessation
- 2006-08-07 TW TW95128857A patent/TWI431947B/zh not_active IP Right Cessation
- 2006-08-07 CN CN 200610104265 patent/CN1929314B/zh active Active
- 2006-08-07 CN CN 200610104264 patent/CN1929313B/zh active Active
- 2006-08-07 TW TW95128859A patent/TWI422160B/zh not_active IP Right Cessation
- 2006-08-07 CN CN200610104266.6A patent/CN1929315B/zh active Active
-
2008
- 2008-04-30 US US12/150,632 patent/US8941529B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3033914C2 (de) * | 1979-09-10 | 1987-01-29 | Ltd. Tokio/Tokyo Hitachi | Digital/Analog-Umsetzer und PCM-Codierer damit. |
WO1982003955A1 (en) * | 1981-05-08 | 1982-11-11 | Inc Motorola | A multiple function operational amplifier circuit |
US5561426A (en) * | 1994-09-26 | 1996-10-01 | Delco Electronics Corporation | Analog-to-digital converter |
US6154162A (en) * | 1999-01-06 | 2000-11-28 | Centillium Communications, Inc. | Dual-stage switched-capacitor DAC with scrambled MSB's |
Also Published As
Publication number | Publication date |
---|---|
CN1929314A (zh) | 2007-03-14 |
TW200711318A (en) | 2007-03-16 |
CN1929313A (zh) | 2007-03-14 |
US8941529B2 (en) | 2015-01-27 |
US7439896B2 (en) | 2008-10-21 |
CN1929313B (zh) | 2011-05-04 |
US20070052566A1 (en) | 2007-03-08 |
TW200711317A (en) | 2007-03-16 |
US20080211706A1 (en) | 2008-09-04 |
TWI422160B (zh) | 2014-01-01 |
TW200711319A (en) | 2007-03-16 |
US20070052567A1 (en) | 2007-03-08 |
CN1929314B (zh) | 2011-05-04 |
CN1929315A (zh) | 2007-03-14 |
TWI407699B (zh) | 2013-09-01 |
US20070052574A1 (en) | 2007-03-08 |
TWI431947B (zh) | 2014-03-21 |
US7379012B2 (en) | 2008-05-27 |
US7443329B2 (en) | 2008-10-28 |
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Effective date of registration: 20200429 Address after: Singapore City Patentee after: Marvell Asia Pte. Ltd. Address before: Ford street, Grand Cayman, Cayman Islands Patentee before: Kaiwei international Co. Effective date of registration: 20200429 Address after: Ford street, Grand Cayman, Cayman Islands Patentee after: Kaiwei international Co. Address before: Hamilton, Bermuda Patentee before: Marvell International Ltd. Effective date of registration: 20200429 Address after: Hamilton, Bermuda Patentee after: Marvell International Ltd. Address before: Babado J San Michael Patentee before: MARVELL WORLD TRADE Ltd. |
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