GB1406865A - Zero-crossing point detecting circuits - Google Patents

Zero-crossing point detecting circuits

Info

Publication number
GB1406865A
GB1406865A GB4717072A GB4717072A GB1406865A GB 1406865 A GB1406865 A GB 1406865A GB 4717072 A GB4717072 A GB 4717072A GB 4717072 A GB4717072 A GB 4717072A GB 1406865 A GB1406865 A GB 1406865A
Authority
GB
United Kingdom
Prior art keywords
transistor
zero
circuit
base
crossing point
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
GB4717072A
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of GB1406865A publication Critical patent/GB1406865A/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
    • H03K3/02—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
    • H03K3/286—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 bistable
    • H03K3/2893—Bistables with hysteresis, e.g. Schmitt trigger

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manipulation Of Pulses (AREA)
  • Dc Digital Transmission (AREA)
  • Electronic Switches (AREA)
GB4717072A 1971-10-21 1972-10-12 Zero-crossing point detecting circuits Expired GB1406865A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9755971U JPS4853315U (cg-RX-API-DMAC7.html) 1971-10-21 1971-10-21

Publications (1)

Publication Number Publication Date
GB1406865A true GB1406865A (en) 1975-09-17

Family

ID=14195578

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4717072A Expired GB1406865A (en) 1971-10-21 1972-10-12 Zero-crossing point detecting circuits

Country Status (3)

Country Link
JP (1) JPS4853315U (cg-RX-API-DMAC7.html)
CA (1) CA989490A (cg-RX-API-DMAC7.html)
GB (1) GB1406865A (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4311924A (en) * 1978-06-24 1982-01-19 Robert Bosch Gmbh Pulse amplifier with zero crossing point detection

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4311924A (en) * 1978-06-24 1982-01-19 Robert Bosch Gmbh Pulse amplifier with zero crossing point detection

Also Published As

Publication number Publication date
JPS4853315U (cg-RX-API-DMAC7.html) 1973-07-10
CA989490A (en) 1976-05-18

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years