GB1284374A - Astable multi-vibrator circuit - Google Patents

Astable multi-vibrator circuit

Info

Publication number
GB1284374A
GB1284374A GB04064/71A GB1406471A GB1284374A GB 1284374 A GB1284374 A GB 1284374A GB 04064/71 A GB04064/71 A GB 04064/71A GB 1406471 A GB1406471 A GB 1406471A GB 1284374 A GB1284374 A GB 1284374A
Authority
GB
United Kingdom
Prior art keywords
transistor
capacitor
base
resistor
potential
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
GB04064/71A
Other languages
English (en)
Inventor
Shuzo Wakai
Mitsuo Nabae
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electronics 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
Priority to US136787A priority Critical patent/US3694774A/en
Priority to DE19712122020 priority patent/DE2122020C3/de
Priority claimed from DE19712122020 external-priority patent/DE2122020C3/de
Priority to FR717116687A priority patent/FR2136921B1/fr
Application filed by Matsushita Electronics Corp filed Critical Matsushita Electronics Corp
Priority to GB04064/71A priority patent/GB1284374A/en
Publication of GB1284374A publication Critical patent/GB1284374A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/01—Details
    • H03K3/013—Modifications of generator to prevent operation by noise or interference
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
    • H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
    • H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
    • H03K3/282—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable
    • H03K3/2821—Emitters connected to one another by using a capacitor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
    • H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
    • H03K4/50—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor
    • H03K4/52—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor using two semiconductor devices so coupled that the input of each one is derived from the output of the other, e.g. multivibrator

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electronic Switches (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Dc-Dc Converters (AREA)
  • Details Of Television Scanning (AREA)
  • Picture Signal Circuits (AREA)
GB04064/71A 1971-04-23 1971-05-10 Astable multi-vibrator circuit Expired GB1284374A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US136787A US3694774A (en) 1971-04-23 1971-04-23 Emitter coupled multivibrator with means for preventing generation of high frequency noise
DE19712122020 DE2122020C3 (de) 1971-05-04 Multivibratorschaltung
FR717116687A FR2136921B1 (enExample) 1971-04-23 1971-05-07
GB04064/71A GB1284374A (en) 1971-04-23 1971-05-10 Astable multi-vibrator circuit

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US13678771A 1971-04-23 1971-04-23
DE19712122020 DE2122020C3 (de) 1971-05-04 Multivibratorschaltung
FR717116687A FR2136921B1 (enExample) 1971-04-23 1971-05-07
GB04064/71A GB1284374A (en) 1971-04-23 1971-05-10 Astable multi-vibrator circuit

Publications (1)

Publication Number Publication Date
GB1284374A true GB1284374A (en) 1972-08-09

Family

ID=27431250

Family Applications (1)

Application Number Title Priority Date Filing Date
GB04064/71A Expired GB1284374A (en) 1971-04-23 1971-05-10 Astable multi-vibrator circuit

Country Status (3)

Country Link
US (1) US3694774A (enExample)
FR (1) FR2136921B1 (enExample)
GB (1) GB1284374A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106374882A (zh) * 2016-11-27 2017-02-01 中州大学 计算机网络抗干扰电路

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2929030A (en) * 1957-12-06 1960-03-15 Bell Telephone Labor Inc Transistor multivibrator frequency control

Also Published As

Publication number Publication date
DE2122020A1 (de) 1972-12-21
DE2122020B2 (de) 1973-05-17
US3694774A (en) 1972-09-26
FR2136921B1 (enExample) 1973-05-11
FR2136921A1 (enExample) 1972-12-29

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Legal Events

Date Code Title Description
429A Application made for amendment of specification (sect. 29/1949)
429C Application to amend the specification withdrawn (sect. 29/1949)
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PE20 Patent expired after termination of 20 years