FR2410398A1 - Codeur analogique-numerique a dispositif a transfert de charges et dispositif de transmission utilisant un tel codeur - Google Patents
Codeur analogique-numerique a dispositif a transfert de charges et dispositif de transmission utilisant un tel codeurInfo
- Publication number
- FR2410398A1 FR2410398A1 FR7735776A FR7735776A FR2410398A1 FR 2410398 A1 FR2410398 A1 FR 2410398A1 FR 7735776 A FR7735776 A FR 7735776A FR 7735776 A FR7735776 A FR 7735776A FR 2410398 A1 FR2410398 A1 FR 2410398A1
- Authority
- FR
- France
- Prior art keywords
- encoder
- analogue
- load transfer
- digital
- multiplication
- 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
Classifications
-
- 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
- H03M1/44—Sequential comparisons in series-connected stages with change in value of analogue signal
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
LA PRESENTE INVENTION CONCERNE DES CODEURS ANALOGIQUES-NUMERIQUES ET EN PARTICULIER LES CODEURS CONFORMES AUX LOIS DE COMPRESSION A ET M DEFINIES DANS LES NORMES DU CCITT. POUR UN CODAGE NON LINEAIRE UN SOMMATEUR, 2, PERMET D'INJECTER SUR DES MOYENS DE MULTIPLICATION ET MEMOIRE, 3, DES TENSIONS ANALOGIQUES EN PROVENANCE DE MOYENS DE COMMUTATION, 1, ET DE MOYENS D'AMPLIFICATION, 6. LA TENSION DE SORTIE DES MOYENS DE MULTIPLICATION ET DE MEMOIRE EST D'UNE PART AMPLIFIEE PAR LES MOYENS D'AMPLIFICATION, 6, ET EST D'AUTRE PART COMPAREE A UNE TENSION DONNEE DANS UN COMPARATEUR, 4, QUI COMMANDE DES MOYENS DE COMMUTATION LOGIQUE, 5; CES DERNIERS MOYENS FOURNISSENT LE SIGNAL DE SORTIE CODE. APPLICATION AUX DISPOSITIFS DE TRANSMISSION UTILISANT UN TEL CODEUR.
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7735776A FR2410398A1 (fr) | 1977-11-28 | 1977-11-28 | Codeur analogique-numerique a dispositif a transfert de charges et dispositif de transmission utilisant un tel codeur |
US05/963,140 US4224605A (en) | 1977-11-11 | 1978-11-22 | Analog-digital coder comprising a charge transfer device |
IL56035A IL56035A0 (en) | 1977-11-28 | 1978-11-24 | Analog-digital coder comprising a charge transfer device |
BR7807743A BR7807743A (pt) | 1977-11-28 | 1978-11-24 | Codificador analogico-numerico com dispositivo de transferencia de cargas e dispositivo de transmissao,utilizando o referido codificador |
IT7852077A IT1106804B (it) | 1977-11-28 | 1978-11-27 | Codificatore analogico-numerico a dispositivo a trasferimento di cariche |
GB7846183A GB2008877B (en) | 1977-11-28 | 1978-11-27 | Analoguedigital coder comprising a charge transfer device |
JP14707278A JPS5486260A (en) | 1977-11-28 | 1978-11-28 | Ad encoder |
DE2851439A DE2851439C2 (de) | 1977-11-28 | 1978-11-28 | Analog/Digital-Codierer mit Ladungsschiebevorrichtung |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7735776A FR2410398A1 (fr) | 1977-11-28 | 1977-11-28 | Codeur analogique-numerique a dispositif a transfert de charges et dispositif de transmission utilisant un tel codeur |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2410398A1 true FR2410398A1 (fr) | 1979-06-22 |
FR2410398B1 FR2410398B1 (fr) | 1982-10-22 |
Family
ID=9198154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7735776A Granted FR2410398A1 (fr) | 1977-11-11 | 1977-11-28 | Codeur analogique-numerique a dispositif a transfert de charges et dispositif de transmission utilisant un tel codeur |
Country Status (8)
Country | Link |
---|---|
US (1) | US4224605A (fr) |
JP (1) | JPS5486260A (fr) |
BR (1) | BR7807743A (fr) |
DE (1) | DE2851439C2 (fr) |
FR (1) | FR2410398A1 (fr) |
GB (1) | GB2008877B (fr) |
IL (1) | IL56035A0 (fr) |
IT (1) | IT1106804B (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3276991D1 (en) * | 1982-12-28 | 1987-09-17 | Ibm | Analog-digital converter |
US5675340A (en) * | 1995-04-07 | 1997-10-07 | Iowa State University Research Foundation, Inc. | Charge-redistribution analog-to-digital converter with reduced comparator-hysteresis effects |
US5920275A (en) * | 1996-09-09 | 1999-07-06 | Iowa State University Research Foundation, Inc. | Analog-to-digital converter using weighted capacitor array and interpolating comparator |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3909543A (en) * | 1974-01-17 | 1975-09-30 | Itt | Disconnector circuit arrangement |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3903543A (en) * | 1974-01-16 | 1975-09-02 | Bell Telephone Labor Inc | Charge transfer device decoder and compander |
FR2315799A1 (fr) * | 1975-06-27 | 1977-01-21 | Thomson Csf | Generateur de rampe, convertisseur analogique-numerique et numerique-analogique, et codeur et decodeur telephonique utilisant un tel generateur |
US4087812A (en) * | 1975-12-23 | 1978-05-02 | International Business Machines Corporation | Digital-to-analog and analog-to-digital converter circuit |
US4072939A (en) * | 1976-03-01 | 1978-02-07 | International Business Machines Corporation | Analog-to-digital and digital-to-analog converter circuits employing charge redistribution |
US4129863A (en) * | 1977-10-03 | 1978-12-12 | Regents Of The University Of California | Weighted capacitor analog/digital converting apparatus and method |
-
1977
- 1977-11-28 FR FR7735776A patent/FR2410398A1/fr active Granted
-
1978
- 1978-11-22 US US05/963,140 patent/US4224605A/en not_active Expired - Lifetime
- 1978-11-24 IL IL56035A patent/IL56035A0/xx unknown
- 1978-11-24 BR BR7807743A patent/BR7807743A/pt unknown
- 1978-11-27 IT IT7852077A patent/IT1106804B/it active
- 1978-11-27 GB GB7846183A patent/GB2008877B/en not_active Expired
- 1978-11-28 DE DE2851439A patent/DE2851439C2/de not_active Expired
- 1978-11-28 JP JP14707278A patent/JPS5486260A/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3909543A (en) * | 1974-01-17 | 1975-09-30 | Itt | Disconnector circuit arrangement |
Non-Patent Citations (1)
Title |
---|
NO009337/74 * |
Also Published As
Publication number | Publication date |
---|---|
IT1106804B (it) | 1985-11-18 |
GB2008877B (en) | 1982-03-31 |
DE2851439A1 (de) | 1979-05-31 |
IL56035A0 (en) | 1979-01-31 |
JPS5486260A (en) | 1979-07-09 |
DE2851439C2 (de) | 1982-07-01 |
BR7807743A (pt) | 1979-06-26 |
FR2410398B1 (fr) | 1982-10-22 |
GB2008877A (en) | 1979-06-06 |
IT7852077A0 (it) | 1978-11-27 |
US4224605A (en) | 1980-09-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ES2125961T3 (es) | Convertidor de analogico a digital con una señal de activacion modulada. | |
NL7802234A (nl) | Abonneelijnketen. | |
FR2689706B1 (fr) | Convertisseur numerique-analogique comportant un tampon de sortie a tension de decalage ajustable. | |
TW237584B (en) | Device and method for testing a dithered analog-to-digital converter | |
FR2410398A1 (fr) | Codeur analogique-numerique a dispositif a transfert de charges et dispositif de transmission utilisant un tel codeur | |
FR2398417A1 (fr) | Convertisseur de code a integration | |
ES435303A1 (es) | Un convertidor analogico-a-digital. | |
GB1258482A (fr) | ||
FR2662033B1 (fr) | Circuit de conversion analogique-numerique de type algorithmique. | |
FR2374778A1 (fr) | Perfectionnements aux convertisseurs analogique-numerique | |
FR2349238A1 (fr) | Circuit de transmission de messages numeriques a convertisseur analogique-numerique | |
DK0631381T3 (da) | Transmissionskæde til digital radiotelefon | |
GB940507A (en) | Improvements in or relating to pulse modulation systems | |
ES498971A0 (es) | Un dispositivo electronico medidor de debitos de llamadas telefonicas | |
KR950021702A (ko) | 고체촬상장치 | |
FR2442489A1 (fr) | Circuit numerique a semiconducteurs | |
FR2315799A1 (fr) | Generateur de rampe, convertisseur analogique-numerique et numerique-analogique, et codeur et decodeur telephonique utilisant un tel generateur | |
FR2383555A1 (fr) | Convertisseur numerique-analogique utilisant un dispositif a transfert de charges | |
KR910019349A (ko) | Ccd a/d컨버터 | |
SU1277153A1 (ru) | Оптико-электронный коррел тор | |
Nelsen | Proof without words: the sum of a positive number and its reciprocal is at least two (four proofs) | |
FR2712986B1 (fr) | Procédé de mesure d'une grandeur analogique, à l'aide d'un convertisseur analogique/numérique, travaillant en commutation de tension de référence et dispositif correspondant. | |
GB2078454A (en) | Current mirror digital to analog converter | |
JPS57129528A (en) | Digital-to-analog converter | |
JPS57148421A (en) | Nonlinear digital-to-analog converter |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |