GB1492894A - Analogue-to-digital converters - Google Patents
Analogue-to-digital convertersInfo
- Publication number
- GB1492894A GB1492894A GB17909/75A GB1790975A GB1492894A GB 1492894 A GB1492894 A GB 1492894A GB 17909/75 A GB17909/75 A GB 17909/75A GB 1790975 A GB1790975 A GB 1790975A GB 1492894 A GB1492894 A GB 1492894A
- Authority
- GB
- United Kingdom
- Prior art keywords
- analogue
- devices
- current
- josephson
- switching
- 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.)
- Expired
Links
- 238000006243 chemical reaction Methods 0.000 abstract 2
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
- H03M1/42—Sequential comparisons in series-connected stages with no change in value of analogue signal
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S505/00—Superconductor technology: apparatus, material, process
- Y10S505/825—Apparatus per se, device per se, or process of making or operating same
- Y10S505/827—Code converter
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/501,121 US3949395A (en) | 1974-08-28 | 1974-08-28 | Successive-approximation analog-to-digital converter using Josephson devices |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1492894A true GB1492894A (en) | 1977-11-23 |
Family
ID=23992218
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB17909/75A Expired GB1492894A (en) | 1974-08-28 | 1975-04-30 | Analogue-to-digital converters |
Country Status (7)
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2213334A (en) * | 1987-12-05 | 1989-08-09 | Stc Plc | A/D converters |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4051393A (en) * | 1976-12-16 | 1977-09-27 | Bell Telephone Laboratories, Incorporated | Current switched josephson junction memory and logic circuits |
FR2427012A1 (fr) * | 1978-05-24 | 1979-12-21 | Labo Electronique Physique | Convertisseur analogique-numerique binaire |
US4315255A (en) * | 1980-10-27 | 1982-02-09 | The United States Of America As Represented By The Secretary Of The Navy | Multiple-quantum interference superconducting analog-to-digital converter |
US4608555A (en) * | 1982-12-20 | 1986-08-26 | Hoeft Werner H | Analog to digital flash converter |
US4551704A (en) * | 1983-09-27 | 1985-11-05 | International Business Machines Corporation | Look-back analog to digital converter |
US4856099A (en) * | 1988-08-25 | 1989-08-08 | Hypres, Incorporated | Ultrafast analog to digital converters |
US5012243A (en) * | 1989-08-24 | 1991-04-30 | Trw Inc. | Superconducting analog-to-digital converter with floating four-junction squid bidirectional counter |
US5019818A (en) * | 1989-08-24 | 1991-05-28 | Trw Inc. | Superconducting analog-to-digital converter with grounded four-junction squid bidirectional counter |
US8571614B1 (en) | 2009-10-12 | 2013-10-29 | Hypres, Inc. | Low-power biasing networks for superconducting integrated circuits |
US10222416B1 (en) | 2015-04-14 | 2019-03-05 | Hypres, Inc. | System and method for array diagnostics in superconducting integrated circuit |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3419712A (en) * | 1959-03-05 | 1968-12-31 | Rca Corp | Function generation and analog-to-digital conversion using superconducting techniques |
NL261458A (US06346242-20020212-C00066.png) * | 1960-02-24 | |||
US3259844A (en) * | 1961-10-26 | 1966-07-05 | Philips Corp | Signal amplitude discriminator having a plurality of superconducting loops arranged to respond to the magnetic field produced by the signal |
US3386089A (en) * | 1964-06-01 | 1968-05-28 | Gen Electric | Apparatus for converting information to binary digital form |
US3501625A (en) * | 1965-07-23 | 1970-03-17 | Ibm | Analog to digital converter |
US3466470A (en) * | 1966-06-14 | 1969-09-09 | Bell Telephone Labor Inc | Superconducting device utilizing an alloy material |
CH495088A (de) * | 1969-08-05 | 1970-08-15 | Ibm | Verfahren zur Analog-Digital-Umsetzung und Analog-Digital-Umsetzer zur Durchführung des Verfahrens |
US3758795A (en) * | 1972-06-30 | 1973-09-11 | Ibm | Superconductive circuitry using josephson tunneling devices |
-
1974
- 1974-08-28 US US05/501,121 patent/US3949395A/en not_active Expired - Lifetime
-
1975
- 1975-03-18 IT IT21379/75A patent/IT1034379B/it active
- 1975-03-27 CA CA223,587A patent/CA1042554A/en not_active Expired
- 1975-04-24 FR FR7513746A patent/FR2283595A1/fr active Granted
- 1975-04-30 GB GB17909/75A patent/GB1492894A/en not_active Expired
- 1975-05-09 DE DE2520701A patent/DE2520701C2/de not_active Expired
- 1975-05-28 JP JP50063093A patent/JPS5126459A/ja active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2213334A (en) * | 1987-12-05 | 1989-08-09 | Stc Plc | A/D converters |
GB2213334B (en) * | 1987-12-05 | 1991-10-23 | Stc Plc | Successive approximation a/d converters |
Also Published As
Publication number | Publication date |
---|---|
FR2283595B1 (US06346242-20020212-C00066.png) | 1977-07-22 |
FR2283595A1 (fr) | 1976-03-26 |
DE2520701A1 (de) | 1976-03-11 |
JPS5531647B2 (US06346242-20020212-C00066.png) | 1980-08-20 |
IT1034379B (it) | 1979-09-10 |
CA1042554A (en) | 1978-11-14 |
US3949395A (en) | 1976-04-06 |
DE2520701C2 (de) | 1984-03-29 |
JPS5126459A (en) | 1976-03-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19930430 |