JPS5483718A - Improvement unit for picture quality - Google Patents

Improvement unit for picture quality

Info

Publication number
JPS5483718A
JPS5483718A JP15147377A JP15147377A JPS5483718A JP S5483718 A JPS5483718 A JP S5483718A JP 15147377 A JP15147377 A JP 15147377A JP 15147377 A JP15147377 A JP 15147377A JP S5483718 A JPS5483718 A JP S5483718A
Authority
JP
Japan
Prior art keywords
signal
base
transistor
rise
reference level
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
JP15147377A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6235313B2 (enrdf_load_stackoverflow
Inventor
Masao Kako
Nobuyuki Suzuki
Kunio Ando
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP15147377A priority Critical patent/JPS5483718A/ja
Publication of JPS5483718A publication Critical patent/JPS5483718A/ja
Publication of JPS6235313B2 publication Critical patent/JPS6235313B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Picture Signal Circuits (AREA)
JP15147377A 1977-12-16 1977-12-16 Improvement unit for picture quality Granted JPS5483718A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15147377A JPS5483718A (en) 1977-12-16 1977-12-16 Improvement unit for picture quality

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15147377A JPS5483718A (en) 1977-12-16 1977-12-16 Improvement unit for picture quality

Publications (2)

Publication Number Publication Date
JPS5483718A true JPS5483718A (en) 1979-07-04
JPS6235313B2 JPS6235313B2 (enrdf_load_stackoverflow) 1987-07-31

Family

ID=15519274

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15147377A Granted JPS5483718A (en) 1977-12-16 1977-12-16 Improvement unit for picture quality

Country Status (1)

Country Link
JP (1) JPS5483718A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63151179A (ja) * 1986-12-15 1988-06-23 Canon Inc 信号処理装置
JPH01297979A (ja) * 1988-05-26 1989-12-01 Matsushita Electric Ind Co Ltd 輪郭改善回路
JPH01297980A (ja) * 1988-05-26 1989-12-01 Matsushita Electric Ind Co Ltd 輪郭改善回路
JPH0229079A (ja) * 1988-07-18 1990-01-31 Sony Corp 映像信号の輪郭強調回路
JPH046960A (ja) * 1990-04-24 1992-01-10 Matsushita Electric Ind Co Ltd 映像信号処理装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01120806U (enrdf_load_stackoverflow) * 1988-02-09 1989-08-16
JPH07108037A (ja) * 1993-12-17 1995-04-25 Olympus Optical Co Ltd 内視鏡の撮像ユニット

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63151179A (ja) * 1986-12-15 1988-06-23 Canon Inc 信号処理装置
JPH01297979A (ja) * 1988-05-26 1989-12-01 Matsushita Electric Ind Co Ltd 輪郭改善回路
JPH01297980A (ja) * 1988-05-26 1989-12-01 Matsushita Electric Ind Co Ltd 輪郭改善回路
JPH0229079A (ja) * 1988-07-18 1990-01-31 Sony Corp 映像信号の輪郭強調回路
JPH046960A (ja) * 1990-04-24 1992-01-10 Matsushita Electric Ind Co Ltd 映像信号処理装置

Also Published As

Publication number Publication date
JPS6235313B2 (enrdf_load_stackoverflow) 1987-07-31

Similar Documents

Publication Publication Date Title
JPS5340211A (en) Video signal processing circuit
JPS5280734A (en) Tv picture receiver
JPS5746573A (en) Picture signal processing device
JPS5483718A (en) Improvement unit for picture quality
JPS51140421A (en) Self-oscillation mixer circuit
JPS5428552A (en) Muting circuit
JPS5635589A (en) Color signal recording/reproducing circuit
JPS5434617A (en) Video signal process circuit
JPS5544238A (en) Signal switching circuit
JPS5288008A (en) Magnetic recording and reproduction apparatus
JPS5614162A (en) Spectrum display unit
JPS5315858A (en) Spectrum analyzer
JPS548919A (en) Frequency converting circuit
JPS5336425A (en) Color television picture receiver of beam index time
JPS5416121A (en) Receiver
JPS53118311A (en) Signal switching circuit
JPS5428525A (en) Signal process circuit
JPS53129950A (en) Signal processor
JPS5316610A (en) Dropout signal compensation circuit
JPS5758482A (en) Dropout compensation circuit
JPS5441016A (en) Reproducing device of color video signal
JPS5322318A (en) Transmission unit of color television signal
JPS53136807A (en) Timer recording circuit
JPS5563773A (en) Radar unit
JPS5350921A (en) Recording/reproducing device