JPS52141518A - Control system of scanning beam quantity of pickup tube - Google Patents

Control system of scanning beam quantity of pickup tube

Info

Publication number
JPS52141518A
JPS52141518A JP5780176A JP5780176A JPS52141518A JP S52141518 A JPS52141518 A JP S52141518A JP 5780176 A JP5780176 A JP 5780176A JP 5780176 A JP5780176 A JP 5780176A JP S52141518 A JPS52141518 A JP S52141518A
Authority
JP
Japan
Prior art keywords
control system
scanning beam
pickup tube
beam quantity
deterioration
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
JP5780176A
Other languages
Japanese (ja)
Other versions
JPS5711544B2 (en
Inventor
Kazuhiro Sato
Naoki Ozawa
Shusaku Nagahara
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 JP5780176A priority Critical patent/JPS52141518A/en
Priority to GB19655/77A priority patent/GB1544352A/en
Priority to NLAANVRAGE7705391,A priority patent/NL173006C/en
Priority to FR7715579A priority patent/FR2352460A1/en
Priority to DE2722861A priority patent/DE2722861C3/en
Publication of JPS52141518A publication Critical patent/JPS52141518A/en
Priority to US05/923,193 priority patent/US4151552A/en
Publication of JPS5711544B2 publication Critical patent/JPS5711544B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Color Television Image Signal Generators (AREA)

Abstract

PURPOSE: The quantity of electron beams of single-tube color pick up tubes is controlled by a simple circuit to eliminate the beam deficiency phenomenon arising from the increase in the quantity of incident light, thereby preventing the deterioration of the picture quality.
COPYRIGHT: (C)1977,JPO&Japio
JP5780176A 1976-05-21 1976-05-21 Control system of scanning beam quantity of pickup tube Granted JPS52141518A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP5780176A JPS52141518A (en) 1976-05-21 1976-05-21 Control system of scanning beam quantity of pickup tube
GB19655/77A GB1544352A (en) 1976-05-21 1977-05-10 Image pickup apparatus having scanning beam control circuit
NLAANVRAGE7705391,A NL173006C (en) 1976-05-21 1977-05-16 COLOR TELEVISION CAMERA WITH A FEEDBACK CHAIN FOR CONTROLLING THE BUNDLE FLOW IN EACH OF ITS RECORDING TUBES.
FR7715579A FR2352460A1 (en) 1976-05-21 1977-05-20 IMAGE ANALYZER APPARATUS INCLUDING A SCAN BEAM CONTROL CIRCUIT
DE2722861A DE2722861C3 (en) 1976-05-21 1977-05-20 Color television camera with at least one image pickup tube
US05/923,193 US4151552A (en) 1976-05-21 1978-07-10 Automatic beam control circuit responsive to ambient light level having utility in color television camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5780176A JPS52141518A (en) 1976-05-21 1976-05-21 Control system of scanning beam quantity of pickup tube

Publications (2)

Publication Number Publication Date
JPS52141518A true JPS52141518A (en) 1977-11-25
JPS5711544B2 JPS5711544B2 (en) 1982-03-04

Family

ID=13066002

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5780176A Granted JPS52141518A (en) 1976-05-21 1976-05-21 Control system of scanning beam quantity of pickup tube

Country Status (1)

Country Link
JP (1) JPS52141518A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5573183A (en) * 1978-11-28 1980-06-02 Hitachi Denshi Ltd Automatic beam control system for color television camera

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5573183A (en) * 1978-11-28 1980-06-02 Hitachi Denshi Ltd Automatic beam control system for color television camera

Also Published As

Publication number Publication date
JPS5711544B2 (en) 1982-03-04

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