GB1339188A - Bidirectional counter - Google Patents

Bidirectional counter

Info

Publication number
GB1339188A
GB1339188A GB4961971A GB4961971A GB1339188A GB 1339188 A GB1339188 A GB 1339188A GB 4961971 A GB4961971 A GB 4961971A GB 4961971 A GB4961971 A GB 4961971A GB 1339188 A GB1339188 A GB 1339188A
Authority
GB
United Kingdom
Prior art keywords
gate
pulses
output
input
stages
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
GB4961971A
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1339188A publication Critical patent/GB1339188A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
    • H03K23/40—Gating or clocking signals applied to all stages, i.e. synchronous counters
    • H03K23/50—Gating or clocking signals applied to all stages, i.e. synchronous counters using bi-stable regenerative trigger circuits
    • H03K23/56—Reversible counters

Landscapes

  • Feeding Of Articles To Conveyors (AREA)
  • Sorting Of Articles (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Logic Circuits (AREA)
GB4961971A 1970-11-16 1971-10-26 Bidirectional counter Expired GB1339188A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8992070A 1970-11-16 1970-11-16

Publications (1)

Publication Number Publication Date
GB1339188A true GB1339188A (en) 1973-11-28

Family

ID=22220223

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4961971A Expired GB1339188A (en) 1970-11-16 1971-10-26 Bidirectional counter

Country Status (5)

Country Link
US (1) US3632997A (enExample)
CA (1) CA925954A (enExample)
DE (1) DE2156645A1 (enExample)
FR (1) FR2114352A5 (enExample)
GB (1) GB1339188A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5227348A (en) * 1975-08-27 1977-03-01 Hitachi Ltd Counter
JPS5981923A (ja) * 1982-11-01 1984-05-11 Pioneer Electronic Corp カウンタ回路
US4612658A (en) * 1984-02-29 1986-09-16 Tektronix, Inc. Programmable ripple counter having exclusive OR gates
US4741006A (en) * 1984-07-12 1988-04-26 Kabushiki Kaisha Toshiba Up/down counter device with reduced number of discrete circuit elements
JPS61177817A (ja) * 1985-02-01 1986-08-09 Konishiroku Photo Ind Co Ltd 重みづけ事象計数回路
US4845728A (en) * 1988-01-13 1989-07-04 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration VLSI binary updown counter

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2823856A (en) * 1956-03-23 1958-02-18 Rca Corp Reversible counter
US2999207A (en) * 1957-10-01 1961-09-05 Singer Inc H R B Difference totalizer
US3391342A (en) * 1965-11-22 1968-07-02 Janus Control Corp Digital counter

Also Published As

Publication number Publication date
CA925954A (en) 1973-05-08
DE2156645A1 (de) 1972-06-29
FR2114352A5 (enExample) 1972-06-30
US3632997A (en) 1972-01-04

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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