KR930004820Y1 - 포커스 블럭 - Google Patents

포커스 블럭 Download PDF

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Publication number
KR930004820Y1
KR930004820Y1 KR2019870007254U KR870007254U KR930004820Y1 KR 930004820 Y1 KR930004820 Y1 KR 930004820Y1 KR 2019870007254 U KR2019870007254 U KR 2019870007254U KR 870007254 U KR870007254 U KR 870007254U KR 930004820 Y1 KR930004820 Y1 KR 930004820Y1
Authority
KR
South Korea
Prior art keywords
focus
voltage
red
block
current
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 - Lifetime
Application number
KR2019870007254U
Other languages
English (en)
Korean (ko)
Other versions
KR870019230U (ko
Inventor
사또시 오스가
마사유끼 오모리
야스노부 가와하따
Original Assignee
소니 가부시끼가이샤
오오가 노리오
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 소니 가부시끼가이샤, 오오가 노리오 filed Critical 소니 가부시끼가이샤
Publication of KR870019230U publication Critical patent/KR870019230U/ko
Application granted granted Critical
Publication of KR930004820Y1 publication Critical patent/KR930004820Y1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/16—Picture reproducers using cathode ray tubes
    • H04N9/28—Arrangements for convergence or focusing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/16—Picture reproducers using cathode ray tubes
    • H04N9/18—Picture reproducers using cathode ray tubes using separate electron beams for the primary colour signals
    • H04N9/20—Picture reproducers using cathode ray tubes using separate electron beams for the primary colour signals with more than one beam in a tube
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/317—Convergence or focusing systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Details Of Television Scanning (AREA)
  • Transforming Electric Information Into Light Information (AREA)
KR2019870007254U 1986-05-14 1987-05-13 포커스 블럭 Expired - Lifetime KR930004820Y1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1986072534U JPH0516765Y2 (https=) 1986-05-14 1986-05-14
JP72534 1986-05-14

Publications (2)

Publication Number Publication Date
KR870019230U KR870019230U (ko) 1987-12-28
KR930004820Y1 true KR930004820Y1 (ko) 1993-07-23

Family

ID=13492109

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870007254U Expired - Lifetime KR930004820Y1 (ko) 1986-05-14 1987-05-13 포커스 블럭

Country Status (4)

Country Link
US (1) US4746973A (https=)
JP (1) JPH0516765Y2 (https=)
KR (1) KR930004820Y1 (https=)
CA (1) CA1280832C (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68915994T2 (de) * 1989-01-19 1994-10-13 Matsushita Electric Ind Co Ltd Umschaltkreis zur Fokussierungsregelung für Projektionsfernsehempfänger.
US6377317B1 (en) * 1999-04-08 2002-04-23 Sony Corporation Method and apparatus for correcting color component focusing in a rear-projection television set
CA2655200C (en) 2006-07-11 2013-12-03 Halliburton Energy Services, Inc. Modular geosteering tool assembly

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5034417A (https=) * 1973-07-31 1975-04-02
JPS53115137A (en) * 1977-03-17 1978-10-07 Sanyo Electric Co Ltd Projection-type color television device
US4631576A (en) * 1984-11-13 1986-12-23 Hazeltine Corporation Nonuniformity correction system for color CRT display
US4599641A (en) * 1984-11-28 1986-07-08 Rca Corporation Brightness control apparatus for a video signal processing system
US4599651A (en) * 1984-11-28 1986-07-08 Rca Corporation Pulse amplifier in a brightness control system
JPS62185491A (ja) * 1986-02-10 1987-08-13 Matsushita Electric Ind Co Ltd フオ−カス回路

Also Published As

Publication number Publication date
KR870019230U (ko) 1987-12-28
US4746973A (en) 1988-05-24
JPS62186558U (https=) 1987-11-27
JPH0516765Y2 (https=) 1993-05-06
CA1280832C (en) 1991-02-26

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Legal Events

Date Code Title Description
UA0108 Application for utility model registration

Comment text: Application for Utility Model Registration

Patent event code: UA01011R08D

Patent event date: 19870513

UG1501 Laying open of application
A201 Request for examination
UA0201 Request for examination

Patent event date: 19900509

Patent event code: UA02012R01D

Comment text: Request for Examination of Application

Patent event date: 19870513

Patent event code: UA02011R01I

Comment text: Application for Utility Model Registration

E902 Notification of reason for refusal
UE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event code: UE09021S01D

Patent event date: 19930227

UG1604 Publication of application

Patent event code: UG16041S01I

Comment text: Decision on Publication of Application

Patent event date: 19930625

Patent event code: UG16041S01I

Comment text: Decision on Publication of Application

Patent event date: 19900227

E701 Decision to grant or registration of patent right
UE0701 Decision of registration

Patent event date: 19931023

Comment text: Decision to Grant Registration

Patent event code: UE07011S01D

REGI Registration of establishment
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