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JPS5437458A - Signal formation circuit - Google Patents

Signal formation circuit

Info

Publication number
JPS5437458A
JPS5437458A JP10257577A JP10257577A JPS5437458A JP S5437458 A JPS5437458 A JP S5437458A JP 10257577 A JP10257577 A JP 10257577A JP 10257577 A JP10257577 A JP 10257577A JP S5437458 A JPS5437458 A JP S5437458A
Authority
JP
Japan
Prior art keywords
signal formation
formation circuit
pnp
npn
transistors
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.)
Granted
Application number
JP10257577A
Other languages
Japanese (ja)
Other versions
JPS622508B2 (en
Inventor
Yoshihide Kawamura
Toru Mochizuki
Kotaro Wakui
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.)
Toshiba Corp
Japan Broadcasting Corp
Original Assignee
Toshiba Corp
Nippon Hoso Kyokai NHK
Tokyo Shibaura Electric Co Ltd
Japan Broadcasting 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 Toshiba Corp, Nippon Hoso Kyokai NHK, Tokyo Shibaura Electric Co Ltd, Japan Broadcasting Corp filed Critical Toshiba Corp
Priority to JP10257577A priority Critical patent/JPS5437458A/en
Publication of JPS5437458A publication Critical patent/JPS5437458A/en
Publication of JPS622508B2 publication Critical patent/JPS622508B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Picture Signal Circuits (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Manipulation Of Pulses (AREA)
  • Noise Elimination (AREA)

Abstract

PURPOSE: To eliminate the noise assuredly by applying the input signal to the bases of PNP and NPN transistors Tr, using the sum voltage between the base and the emitter as the cut-off level and forming the output Tr with NPN and PNP transistors.
COPYRIGHT: (C)1979,JPO&Japio
JP10257577A 1977-08-29 1977-08-29 Signal formation circuit Granted JPS5437458A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10257577A JPS5437458A (en) 1977-08-29 1977-08-29 Signal formation circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10257577A JPS5437458A (en) 1977-08-29 1977-08-29 Signal formation circuit

Publications (2)

Publication Number Publication Date
JPS5437458A true JPS5437458A (en) 1979-03-19
JPS622508B2 JPS622508B2 (en) 1987-01-20

Family

ID=14331015

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10257577A Granted JPS5437458A (en) 1977-08-29 1977-08-29 Signal formation circuit

Country Status (1)

Country Link
JP (1) JPS5437458A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59193616A (en) * 1983-04-18 1984-11-02 Matsushita Electric Ind Co Ltd Slice circuit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5081220A (en) * 1973-11-16 1975-07-01

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5081220A (en) * 1973-11-16 1975-07-01

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59193616A (en) * 1983-04-18 1984-11-02 Matsushita Electric Ind Co Ltd Slice circuit

Also Published As

Publication number Publication date
JPS622508B2 (en) 1987-01-20

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