GB1426191A - Digital circuits - Google Patents

Digital circuits

Info

Publication number
GB1426191A
GB1426191A GB717973A GB717973A GB1426191A GB 1426191 A GB1426191 A GB 1426191A GB 717973 A GB717973 A GB 717973A GB 717973 A GB717973 A GB 717973A GB 1426191 A GB1426191 A GB 1426191A
Authority
GB
United Kingdom
Prior art keywords
circuit
delay
pulse
logic
memory circuit
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
Application number
GB717973A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP1480572A external-priority patent/JPS5341945B2/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB1426191A publication Critical patent/GB1426191A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K19/00Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/01Modifications for accelerating switching
    • H03K19/017Modifications for accelerating switching in field-effect transistor circuits
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/04Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K19/00Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/08Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices
    • H03K19/094Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using field-effect transistors
    • H03K19/096Synchronous circuits, i.e. using clock signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Dram (AREA)
  • Logic Circuits (AREA)
  • Electric Clocks (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Pulse Circuits (AREA)
GB717973A 1972-02-14 1973-02-14 Digital circuits Expired GB1426191A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1480572A JPS5341945B2 (enExample) 1972-02-14 1972-02-14
US332522A US3870897A (en) 1972-02-14 1973-02-14 Digital circuit
US05/525,674 US3969717A (en) 1972-02-14 1974-11-20 Digital circuit to eliminate display flicker

Publications (1)

Publication Number Publication Date
GB1426191A true GB1426191A (en) 1976-02-25

Family

ID=27280774

Family Applications (2)

Application Number Title Priority Date Filing Date
GB717973A Expired GB1426191A (en) 1972-02-14 1973-02-14 Digital circuits
GB255874A Expired GB1426192A (en) 1972-02-14 1973-02-14 Digital circuits

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB255874A Expired GB1426192A (en) 1972-02-14 1973-02-14 Digital circuits

Country Status (6)

Country Link
US (2) US3870897A (enExample)
CA (1) CA998746A (enExample)
DE (1) DE2307295C2 (enExample)
FR (1) FR2172139B1 (enExample)
GB (2) GB1426191A (enExample)
NL (1) NL7302093A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3866186A (en) * 1972-05-16 1975-02-11 Tokyo Shibaura Electric Co Logic circuit arrangement employing insulated gate field effect transistors
US3935475A (en) * 1974-08-27 1976-01-27 Gte Laboratories Incorporated Two-phase MOS synchronizer
JPS522566A (en) * 1975-06-24 1977-01-10 Toshiba Corp Liquid crystal display element driving circuit
JPS525234A (en) * 1975-07-02 1977-01-14 Hitachi Ltd Digital device controlled by key-in operation
US4063113A (en) * 1975-08-19 1977-12-13 International Standard Electric Corporation Logic transfer circuit employing MOS transistors
NL7809397A (nl) * 1978-09-15 1980-03-18 Philips Nv Geintegreerde schakeling in dynamische mos-logika met gescheiden opstelling van kombinatorische en sequen- tieele logische elementen.
US6097837A (en) * 1998-03-09 2000-08-01 Eastman Kodak Company Method and apparatus for removing temporal lighting variations from an image source

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3179883A (en) * 1960-11-08 1965-04-20 Bell Telephone Labor Inc Point matrix display unit for testing logic circuit
US3437938A (en) * 1965-12-17 1969-04-08 Ibm Clock pulse generator
US3582674A (en) * 1967-08-23 1971-06-01 American Micro Syst Logic circuit
US3573498A (en) * 1967-11-24 1971-04-06 Rca Corp Counter or shift register stage having both static and dynamic storage circuits
DE2042783A1 (de) * 1969-12-08 1971-06-16 American Micro Syst Logische Schaltung
US3621291A (en) * 1970-09-08 1971-11-16 North American Rockwell Nodable field-effect transistor driver and receiver circuit
US3679913A (en) * 1970-09-14 1972-07-25 Motorola Inc Binary flip-flop employing insulated gate field effect transistors and suitable for cascaded frequency divider operation
US3704452A (en) * 1970-12-31 1972-11-28 Ibm Shift register storage unit

Also Published As

Publication number Publication date
NL7302093A (enExample) 1973-08-16
DE2307295C2 (de) 1982-07-01
FR2172139B1 (enExample) 1980-04-11
CA998746A (en) 1976-10-19
FR2172139A1 (enExample) 1973-09-28
GB1426192A (en) 1976-02-25
US3969717A (en) 1976-07-13
US3870897A (en) 1975-03-11
DE2307295A1 (de) 1973-08-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19930212