JPS58500684A - フイルタインタフエ−ス回路に対する容量性ｄ／ａ変換器 - Google Patents
フイルタインタフエ−ス回路に対する容量性ｄ／ａ変換器Info
- Publication number
- JPS58500684A JPS58500684A JP57501725A JP50172582A JPS58500684A JP S58500684 A JPS58500684 A JP S58500684A JP 57501725 A JP57501725 A JP 57501725A JP 50172582 A JP50172582 A JP 50172582A JP S58500684 A JPS58500684 A JP S58500684A
- Authority
- JP
- Japan
- Prior art keywords
- input
- output
- capacitor
- coupled
- dac
- 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
- 230000004044 response Effects 0.000 claims description 19
- 230000008878 coupling Effects 0.000 claims description 15
- 238000010168 coupling process Methods 0.000 claims description 15
- 238000005859 coupling reaction Methods 0.000 claims description 15
- 241000270708 Testudinidae Species 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 description 136
- 238000006243 chemical reaction Methods 0.000 description 36
- 239000003795 chemical substances by application Substances 0.000 description 8
- UDQDXYKYBHKBTI-IZDIIYJESA-N 2-[4-[4-[bis(2-chloroethyl)amino]phenyl]butanoyloxy]ethyl (2e,4e,6e,8e,10e,12e)-docosa-2,4,6,8,10,12-hexaenoate Chemical compound CCCCCCCCC\C=C\C=C\C=C\C=C\C=C\C=C\C(=O)OCCOC(=O)CCCC1=CC=C(N(CCCl)CCCl)C=C1 UDQDXYKYBHKBTI-IZDIIYJESA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000005070 sampling Methods 0.000 description 5
- 238000013139 quantization Methods 0.000 description 4
- 241000270666 Testudines Species 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000005236 sound signal Effects 0.000 description 3
- 101000860173 Myxococcus xanthus C-factor Proteins 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 229920005994 diacetyl cellulose Polymers 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000726096 Aratinga Species 0.000 description 1
- 206010028347 Muscle twitching Diseases 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000009466 transformation Effects 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
- H03M1/02—Reversible analogue/digital converters
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/261,850 US4384276A (en) | 1981-05-08 | 1981-05-08 | Capacitive DAC to filter interface circuit |
| US261850DEEDK | 1981-05-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58500684A true JPS58500684A (ja) | 1983-04-28 |
| JPH0542179B2 JPH0542179B2 (en]) | 1993-06-25 |
Family
ID=22995150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57501725A Granted JPS58500684A (ja) | 1981-05-08 | 1982-04-21 | フイルタインタフエ−ス回路に対する容量性ｄ／ａ変換器 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4384276A (en]) |
| EP (1) | EP0078301A4 (en]) |
| JP (1) | JPS58500684A (en]) |
| CA (1) | CA1182924A (en]) |
| WO (1) | WO1982003956A1 (en]) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4764753A (en) * | 1984-07-23 | 1988-08-16 | Nec Corporation | Analog to digital converter |
| US4618852A (en) * | 1985-02-27 | 1986-10-21 | Motorola, Inc. | Monotonic A/D converter which minimizes circuitry for high order bit conversion |
| US4680489A (en) * | 1986-09-25 | 1987-07-14 | Rockwell International Corporation | Controllable piecewise linear gain circuit |
| US5225836A (en) * | 1988-03-23 | 1993-07-06 | Central Institute For The Deaf | Electronic filters, repeated signal charge conversion apparatus, hearing aids and methods |
| US5357251A (en) * | 1988-03-23 | 1994-10-18 | Central Institute For The Deaf | Electronic filters, signal conversion apparatus, hearing aids and methods |
| US5012245A (en) * | 1989-10-04 | 1991-04-30 | At&T Bell Laboratories | Integral switched capacitor FIR filter/digital-to-analog converter for sigma-delta encoded digital audio |
| US5162801A (en) * | 1991-12-02 | 1992-11-10 | Hughes Aircraft Company | Low noise switched capacitor digital-to-analog converter |
| US5706352A (en) * | 1993-04-07 | 1998-01-06 | K/S Himpp | Adaptive gain and filtering circuit for a sound reproduction system |
| US5469164A (en) * | 1993-09-30 | 1995-11-21 | Ford Motor Company | Circuit and method for digital to analog signal conversion |
| US6215431B1 (en) * | 1999-06-01 | 2001-04-10 | Lsi Logic Corporation | Droop-free quasi-continuous reconstruction filter interface |
| US6727836B2 (en) * | 2002-05-14 | 2004-04-27 | Constel Signal Processing Co. Ltd. | Method and apparatus for digital-to-analog signal conversion |
| US6621444B1 (en) * | 2002-06-17 | 2003-09-16 | Stmicroelectronics S.R.L. | High speed, low power switched-capacitor digital-to-analog converter with a precharge arrangement |
| GB2425416B (en) | 2005-04-19 | 2009-10-14 | Wolfson Microelectronics Plc | Improved switched capacitor DAC |
| US8004442B2 (en) * | 2009-04-23 | 2011-08-23 | Infineon Technologies Ag | Analog to digital converter (ADC) with comparator function for analog signals |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4129863A (en) * | 1977-10-03 | 1978-12-12 | Regents Of The University Of California | Weighted capacitor analog/digital converting apparatus and method |
| US4200863A (en) * | 1977-10-03 | 1980-04-29 | The Regents Of The University Of California | Weighted capacitor analog/digital converting apparatus and method |
| US4210872A (en) * | 1978-09-08 | 1980-07-01 | American Microsystems, Inc. | High pass switched capacitor filter section |
-
1981
- 1981-05-08 US US06/261,850 patent/US4384276A/en not_active Expired - Lifetime
-
1982
- 1982-04-19 CA CA000401210A patent/CA1182924A/en not_active Expired
- 1982-04-21 EP EP19820901701 patent/EP0078301A4/en active Pending
- 1982-04-21 WO PCT/US1982/000514 patent/WO1982003956A1/en not_active Application Discontinuation
- 1982-04-21 JP JP57501725A patent/JPS58500684A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| EP0078301A4 (en) | 1986-08-21 |
| JPH0542179B2 (en]) | 1993-06-25 |
| US4384276A (en) | 1983-05-17 |
| WO1982003956A1 (en) | 1982-11-11 |
| CA1182924A (en) | 1985-02-19 |
| EP0078301A1 (en) | 1983-05-11 |
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