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*
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1980-08-25 |
1985-05-14 |
Oki Electric Industry Co., Ltd. |
Weighted capacitor analogue-digital converters
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EP0217119A3
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*
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1985-09-23 |
1989-03-22 |
Siemens Aktiengesellschaft |
Verfahren zur Digital-Analog-Wandlung digitaler Informationen in bipolare Analogsignale
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US4668936A
(en)
*
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1985-10-15 |
1987-05-26 |
Hughes Aircraft Company |
Untrimmed 12 bit monotonic all capacitive A to D converter
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SE452830B
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*
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1985-12-02 |
1987-12-14 |
Ellemtel Utvecklings Ab |
Anordning for att omvandla en analog, balanserad signal (v?71i?71n?71+,v?71i?71n?71-) till en digital signal genom laddningsomfordelning i ett antal kapacitiva element
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IT1186476B
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*
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1985-12-19 |
1987-11-26 |
Sgs Microelettronica Spa |
Apparecchio e metodo per la correzione della tensione di offset in un convertitore analogico-digitale
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JPH0824262B2
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1986-03-26 |
1996-03-06 |
株式会社日立製作所 |
コ−ダ・デコ−ダ回路
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*
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1986-06-27 |
1989-08-15 |
Hughes Aircraft Company |
Circuit for reducing differential nonlinearities in multi-stage digital-to-analog converters
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JPS63128923A
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*
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1986-11-19 |
1988-06-01 |
Sumitomo Bakelite Co Ltd |
射出成形用金型
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US4968989A
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*
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1987-04-20 |
1990-11-06 |
Olmstead John A |
Switched capacitor filter for use with a digital-to-analog (D/A) converter
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NL8700983A
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*
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1987-04-27 |
1988-11-16 |
Philips Nv |
Digitaal-analoog omzetter.
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JPH01202925A
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*
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1988-02-09 |
1989-08-15 |
Oki Electric Ind Co Ltd |
アナログ／ディジタル―ディジタル／アナログ共用変換器
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JP2844617B2
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1988-10-31 |
1999-01-06 |
日本電気株式会社 |
Ｃアレー型ａ／ｄコンバータ
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*
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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
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US5006853A
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1990-02-12 |
1991-04-09 |
Texas Instruments Incorporated |
Hysteresis insensitive analog to digital converter system using a coarse comparator and a fine comparator
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*
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1990-04-06 |
1991-11-12 |
General Electric Company |
High order sigma delta oversampled analog-to-digital converter integrated circuit network with minimal power dissipation and chip area requirements
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US5138319A
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*
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1990-08-30 |
1992-08-11 |
Harris Corporation |
Two stage a/d converter utilizing dual multiplexed converters with a common converter
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US5258761A
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*
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1992-03-16 |
1993-11-02 |
Bahram Fotouhi |
High resolution charge-redistribution A/D converter
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2001-05-21 |
2005-06-21 |
Computational Sensor Corp. |
Spatio-temporal filter and method
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GB2422258A
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*
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2005-01-12 |
2006-07-19 |
Sharp Kk |
Bufferless switched capacitor digital to analogue converter
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GB2425006A
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*
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2005-04-05 |
2006-10-11 |
Sharp Kk |
Switched capacitor digital/analogue converter arrangement
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US7589659B2
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2006-07-12 |
2009-09-15 |
Analog Devices, Inc. |
Successive approximation analog to digital converter
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