[go: up one dir, main page]

JPS52147928A - Variable gain demodulation circuit for secam color difference signal - Google Patents

Variable gain demodulation circuit for secam color difference signal

Info

Publication number
JPS52147928A
JPS52147928A JP6476176A JP6476176A JPS52147928A JP S52147928 A JPS52147928 A JP S52147928A JP 6476176 A JP6476176 A JP 6476176A JP 6476176 A JP6476176 A JP 6476176A JP S52147928 A JPS52147928 A JP S52147928A
Authority
JP
Japan
Prior art keywords
color difference
difference signal
variable gain
demodulation circuit
secam color
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.)
Pending
Application number
JP6476176A
Other languages
Japanese (ja)
Inventor
Shinichiro Taguchi
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
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co 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
Application filed by Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP6476176A priority Critical patent/JPS52147928A/en
Publication of JPS52147928A publication Critical patent/JPS52147928A/en
Pending legal-status Critical Current

Links

Landscapes

  • Processing Of Color Television Signals (AREA)

Abstract

PURPOSE: To prevent the DC voltage fluctuation of demodulation output using the double balance type differential amplifier, and thus to secure an effective reproduction of SECAM signal with a simple circuit constitution.
COPYRIGHT: (C)1977,JPO&Japio
JP6476176A 1976-06-03 1976-06-03 Variable gain demodulation circuit for secam color difference signal Pending JPS52147928A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6476176A JPS52147928A (en) 1976-06-03 1976-06-03 Variable gain demodulation circuit for secam color difference signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6476176A JPS52147928A (en) 1976-06-03 1976-06-03 Variable gain demodulation circuit for secam color difference signal

Publications (1)

Publication Number Publication Date
JPS52147928A true JPS52147928A (en) 1977-12-08

Family

ID=13267476

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6476176A Pending JPS52147928A (en) 1976-06-03 1976-06-03 Variable gain demodulation circuit for secam color difference signal

Country Status (1)

Country Link
JP (1) JPS52147928A (en)

Similar Documents

Publication Publication Date Title
JPS5370649A (en) Pulse width modulating and amplifying circuit
JPS5244142A (en) Differential amplifier
JPS52147928A (en) Variable gain demodulation circuit for secam color difference signal
JPS5258345A (en) Transistor circuit
JPS5248922A (en) Variable phase control circuit
JPS525220A (en) Color signal level auto-controller
JPS5337360A (en) Synchronous demodulator
JPS5359322A (en) Modulation shading circuit
JPS5320730A (en) Chroma signal processor
JPS52113664A (en) Amplifier circuit
JPS5237685A (en) Servo amplifier
JPS54120844A (en) Leakage detector
JPS547824A (en) Video amplifying circuit
JPS536552A (en) Variable gain amplifier
JPS5398759A (en) Gain control unit
JPS5418215A (en) Balanced output amplifier
JPS5333348A (en) Transistor circuit
JPS528869A (en) Amplitude differential detectio circuit
JPS5375746A (en) Variable gain conrrol circuit
JPS52153363A (en) Integrated circuit
JPS5374822A (en) Amplifier circuit
JPS5292457A (en) Amplifier
JPS5418658A (en) Gain control unit
JPS55112011A (en) High fidelity main amplifier circuit
JPS52147954A (en) Monostable circuit