JPWO2022102002A1 - - Google Patents
Info
- Publication number
- JPWO2022102002A1 JPWO2022102002A1 JP2021576420A JP2021576420A JPWO2022102002A1 JP WO2022102002 A1 JPWO2022102002 A1 JP WO2022102002A1 JP 2021576420 A JP2021576420 A JP 2021576420A JP 2021576420 A JP2021576420 A JP 2021576420A JP WO2022102002 A1 JPWO2022102002 A1 JP WO2022102002A1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
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
- H03M1/0602—Continuously compensating for, or preventing, undesired influence of physical parameters of deviations from the desired transfer characteristic
- H03M1/0604—Continuously compensating for, or preventing, undesired influence of physical parameters of deviations from the desired transfer characteristic at one point, i.e. by adjusting a single reference value, e.g. bias or gain error
- H03M1/0607—Offset or drift compensation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/10—Calibration or testing
- H03M1/1009—Calibration
- H03M1/1033—Calibration over the full range of the converter, e.g. for correcting differential non-linearity
- H03M1/1038—Calibration over the full range of the converter, e.g. for correcting differential non-linearity by storing corrected or correction values in one or more digital look-up tables
- H03M1/1042—Calibration over the full range of the converter, e.g. for correcting differential non-linearity by storing corrected or correction values in one or more digital look-up tables the look-up table containing corrected values for replacing the original digital values
-
- 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
- H03M1/466—Analogue value compared with reference values sequentially only, e.g. successive approximation type with digital/analogue converter for supplying reference values to converter using switched capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2020/041990 WO2022102002A1 (ja) | 2020-11-11 | 2020-11-11 | アナログデジタル変換回路 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPWO2022102002A1 true JPWO2022102002A1 (ja) | 2022-05-19 |
Family
ID=81453684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021576420A Pending JPWO2022102002A1 (ja) | 2020-11-11 | 2020-11-11 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US11677407B2 (ja) |
| JP (1) | JPWO2022102002A1 (ja) |
| CN (1) | CN114762258A (ja) |
| WO (1) | WO2022102002A1 (ja) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5997220A (ja) * | 1982-11-26 | 1984-06-05 | Nec Corp | 電圧比較回路 |
| JP2523998B2 (ja) | 1991-01-31 | 1996-08-14 | 株式会社東芝 | コンパレ―タ |
| JPH0786947A (ja) * | 1993-09-09 | 1995-03-31 | Hitachi Ltd | Ａ／ｄ変換器 |
| JPH1188166A (ja) * | 1997-09-12 | 1999-03-30 | Toshiba Corp | Ａ／ｄコンバータ |
| JP2002111494A (ja) * | 2000-09-26 | 2002-04-12 | Sony Corp | 半導体装置及びその方法 |
| EP1985020A1 (en) * | 2006-01-31 | 2008-10-29 | Interuniversitair Microelektronica Centrum (IMEC) | A/d converter comprising a voltage comparator device |
| JP2007318457A (ja) * | 2006-05-25 | 2007-12-06 | Sony Corp | コンパレータ並びにａ／ｄ変換器 |
| JP5412639B2 (ja) | 2008-10-31 | 2014-02-12 | 国立大学法人東京工業大学 | 比較器及びアナログデジタル変換器 |
| US8471749B2 (en) * | 2011-07-18 | 2013-06-25 | Freescale Semiconductor, Inc. | Comparator |
| EP3672077B1 (en) * | 2018-12-19 | 2022-07-27 | Socionext Inc. | Comparator circuitry |
| US10826521B1 (en) * | 2019-04-09 | 2020-11-03 | Novatek Microelectronics Corp. | Successive approximation register analog to digital converter and offset detection method thereof |
-
2020
- 2020-11-11 WO PCT/JP2020/041990 patent/WO2022102002A1/ja active Application Filing
- 2020-11-11 CN CN202080025890.5A patent/CN114762258A/zh active Pending
- 2020-11-11 JP JP2021576420A patent/JPWO2022102002A1/ja active Pending
-
2021
- 2021-09-29 US US17/488,646 patent/US11677407B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US20220149853A1 (en) | 2022-05-12 |
| WO2022102002A1 (ja) | 2022-05-19 |
| US11677407B2 (en) | 2023-06-13 |
| CN114762258A (zh) | 2022-07-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20230720 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20230720 |