KR930014736A - Coma Aberration Correction Device - Google Patents

Coma Aberration Correction Device Download PDF

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Publication number
KR930014736A
KR930014736A KR1019910025222A KR910025222A KR930014736A KR 930014736 A KR930014736 A KR 930014736A KR 1019910025222 A KR1019910025222 A KR 1019910025222A KR 910025222 A KR910025222 A KR 910025222A KR 930014736 A KR930014736 A KR 930014736A
Authority
KR
South Korea
Prior art keywords
coma aberration
aberration correction
permanent magnet
correction device
space
Prior art date
Application number
KR1019910025222A
Other languages
Korean (ko)
Other versions
KR950000790B1 (en
Inventor
이정희
Original Assignee
김정배
삼성전관 주식회사
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 김정배, 삼성전관 주식회사 filed Critical 김정배
Priority to KR1019910025222A priority Critical patent/KR950000790B1/en
Publication of KR930014736A publication Critical patent/KR930014736A/en
Application granted granted Critical
Publication of KR950000790B1 publication Critical patent/KR950000790B1/en

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/70—Arrangements for deflecting ray or beam
    • H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
    • H01J29/76—Deflecting by magnetic fields only

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)

Abstract

내용 없음No content

Description

코마수차 보정장치Coma Aberration Correction Device

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제 1 도는 본 발명에 관련된 코마수차 보정장치의 실시예를 도시하는 개략도.1 is a schematic diagram showing an embodiment of a coma aberration correcting apparatus according to the present invention.

제 2 도는 본 발명의 주요부 분해 사시도.2 is an exploded perspective view of an essential part of the present invention.

제 3 도는 제 2 도의 조립상태 사시도.3 is an assembled perspective view of FIG.

제 4 도는 본 발명에 관련된 코마수차 보정장치의 다른 사용예를 도시하는 부분 평면도.4 is a partial plan view showing another example of use of the coma aberration correcting apparatus according to the present invention.

제 5a 도는 코마수차의 보정패턴을 예시하는 도면.5A is a diagram illustrating a correction pattern of coma aberration.

제 5b 도는 라스터의 핀쿠션 디스토션을 예시하는 도면.5b illustrates pincushion distortion of a raster.

제 6 도는 통상의 인라인형 칼라 음극선관에 나타나는 코마수차의 패턴도.6 is a pattern diagram of coma aberration shown in a conventional inline type color cathode ray tube.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

1 : 자계발생수단 3 : 외곽체1: magnetic field generating means 3: outer body

4 : 영구자석 5 : 아암4: permanent magnet 5: arm

6 : 공간6: space

Claims (2)

인라인형 칼라 음극선관의 편향요크 주위로 배치되는 코마수차 보정장치에 있어서, 양 측변에 각각 동일현상으로 연장된 아암(5)을 보유하고, 중간에 영구자석(4)이 수용될 수 있는 공간(6)이 형성된 1쌍의 외곽체(3)로 이루어지며, 상기 외곽체(3)의 공간(6)에 영구자석(4)이 수용되도록 상호 대칭으로 합치시켜 프레스 용접하여 일체화시킨 자계발생수단(1)을 구비한 코마수차 보정장치.In the coma aberration correcting apparatus disposed around the deflection yoke of the inline type cathode ray tube, each side has an arm 5 extending in the same phenomenon, and a space in which the permanent magnet 4 can be accommodated. 6) is formed of a pair of outer body (3), the magnetic field generating means integrated by symmetrical mutually matched press-welded so that the permanent magnet (4) is accommodated in the space (6) of the outer body ( Coma aberration correction device provided with 1). 제 1 항에 있어서, 영구자석(4)의 자력은 10∼20가우스 범위로 설정되어 있음을 특징으로 하는 코마수차 보정장치.The coma aberration correction apparatus according to claim 1, wherein the magnetic force of the permanent magnet (4) is set in the range of 10 to 20 gauss. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910025222A 1991-12-30 1991-12-30 Convergence compensation apparatus of crt KR950000790B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910025222A KR950000790B1 (en) 1991-12-30 1991-12-30 Convergence compensation apparatus of crt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910025222A KR950000790B1 (en) 1991-12-30 1991-12-30 Convergence compensation apparatus of crt

Publications (2)

Publication Number Publication Date
KR930014736A true KR930014736A (en) 1993-07-23
KR950000790B1 KR950000790B1 (en) 1995-02-02

Family

ID=19326740

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910025222A KR950000790B1 (en) 1991-12-30 1991-12-30 Convergence compensation apparatus of crt

Country Status (1)

Country Link
KR (1) KR950000790B1 (en)

Also Published As

Publication number Publication date
KR950000790B1 (en) 1995-02-02

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