KR940010821A - Chromaticity adjustment device and chromaticity adjustment method of cathode ray tube (CRT) - Google Patents

Chromaticity adjustment device and chromaticity adjustment method of cathode ray tube (CRT) Download PDF

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Publication number
KR940010821A
KR940010821A KR1019920018954A KR920018954A KR940010821A KR 940010821 A KR940010821 A KR 940010821A KR 1019920018954 A KR1019920018954 A KR 1019920018954A KR 920018954 A KR920018954 A KR 920018954A KR 940010821 A KR940010821 A KR 940010821A
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KR
South Korea
Prior art keywords
ray tube
cathode ray
crt
microcomputer
chromaticity
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KR1019920018954A
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Korean (ko)
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전인구
변상두
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윤종용
삼성전자 주식회사
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Priority to KR1019920018954A priority Critical patent/KR940010821A/en
Publication of KR940010821A publication Critical patent/KR940010821A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/73—Colour balance circuits, e.g. white balance circuits or colour temperature control
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Processing Of Color Television Signals (AREA)

Abstract

본 발명은 컬러텔레비젼(Color Television)이나 컬러모니터에서 화이트 밸런스(White Balance) 공정에 있어서, 음극선관(CRT)의 색도를 자동으로 조정하는 음극선관(CRT)의 색도조정장치에 관한 것으로써, 상기 색도조정장치의 전체적인 동작을 제어하는 마이크로컴퓨터와, 상기 마이크로컴퓨터로부터 출력되는 패턴레벨 조정신호를 받아서 음극선관의 색도를 조정하기 위한 조정용 패턴신호를 상기 음극선관에 출력하는 패턴발생기와, 상기 음극선관으로부터 출력되는 화면상의 색좌표값을 감지하는 감지센서와, 상기 감지센서에 의해 감지된 색좌표값의 아날로그 데이타를 받아서 디지탈 데이타로 변환하여 상기 마이크로컴퓨터에 출력하는 계측기와, 상기 마이크로컴퓨터로부티 출력되는 색좌표 조정신호를 받아서 상기 음극선관의 조정용 볼륨을 조정하는 모터로 이루어진 것을 특징으로 한다.The present invention relates to a chromaticity adjusting apparatus of a cathode ray tube (CRT) which automatically adjusts chromaticity of a cathode ray tube (CRT) in a white balance process in a color television or a color monitor. A microcomputer for controlling the overall operation of the chromaticity adjusting device, a pattern generator for receiving a pattern level adjustment signal output from the microcomputer and outputting an adjustment pattern signal for adjusting the chromaticity of the cathode ray tube to the cathode ray tube, and the cathode ray tube A sensor for detecting a color coordinate value output from the screen, a meter for receiving analog data of the color coordinate value detected by the sensor, converting the digital data into digital data, and outputting the digital data to the microcomputer, and the color coordinates output from the microcomputer. Receiving an adjustment signal to adjust the adjustment volume of the cathode ray tube Teoro characterized in that formed.

Description

음극선관(CRT)의 색도조정장치 및 색도조정방법Chromaticity adjustment device and chromaticity adjustment method of cathode ray tube (CRT)

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 일실시예에 의한 음극선관의 색도조정장치의 개략적인 블록도,1 is a schematic block diagram of a chromaticity adjusting device of a cathode ray tube according to an embodiment of the present invention;

제2도는 본 발명에 의한 음극선관의 색도조절방법의 동작순서를 도시한 플로우챠트.2 is a flowchart showing the operation procedure of the chromaticity control method of the cathode ray tube according to the present invention.

Claims (2)

색도조정장치의 전체적인 동작을 제어하는 마이크로컴퓨터(10)와, 상기 마이크로컴퓨터(10)로부터 출력되는 패턴레벨 조정신호를 받아서 음극선관(30)의 색도를 조정하기 위한 조정용 패턴신호를 상기 음극선관(30)에 출력하는 패턴발생기(20)와, 상기 음극선관(30)으로부티 출력되는 화면상의 색좌표값을 감지하는 감지센서(40)와, 상기 감지센서(40)에 의해 감지원 색좌표값의 아날로그 데이타를 받아서 디지탈 데이타로 변환하여 상기 마이크로컴퓨터(10)에 출력하는 계측기(50)와, 상기 마이크로컴퓨터로부터 출력되는 색좌표 조정신호를 받아서 상기 음극선관의 조정용 볼륨을 조정하는 모터(60)로 이루어진 것을 특징으로 하는 음극선관(CRT)의 색도조정장치.The cathode ray tube (10) for controlling the overall operation of the chromaticity adjusting device and the pattern signal for adjusting the chromaticity of the cathode ray tube (30) by receiving the pattern level adjustment signal output from the microcomputer (10). A pattern generator 20 for outputting to 30), a sensor 40 for detecting a color coordinate value on the screen outputted to the cathode ray tube 30, and an analog of the detected color coordinate values by the sensor 40 A measuring device 50 which receives data and converts it into digital data and outputs it to the microcomputer 10; and a motor 60 that receives color coordinate adjustment signals output from the microcomputer and adjusts a volume for adjusting the cathode ray tube. A chromaticity adjusting device for a cathode ray tube (CRT). 마이크로컴퓨터에서 음극선관(CRT)의 색도를 조정하기 위한 패턴레벨 조정신호를 출력하는 제1스텝과, 상기 제1스텝에서의 마이크로컴퓨터로부터 출력되는 패턴레벨 조정신호를 패턴발생기에서 받아서 상기 음극선관(CRT)에 조정용 패턴 신호를 출력하는 제2스텝과, 상기 제2스텝에서의 음극선관으로부터 출력되는 색좌표값을 감지센서에서 감지하는 제3스텝과, 상기 제3스텝에서의 감지센서에 의해 감지된 색좌표값을 계측기에서 디지탈 데이타로 변환하는 제4스텝과, 상기 제4스텝에서 변환된 디지탈 데이타를 상기 마이크로컴퓨터에서 받아서 음극선관(CRT)의 조정 여부를 판별하는 제5스텝과, 상기 제5스텝에서 음극선관(CRT)의 조정이 음극선관(CRT)의 조정이 필요하지 않다고 판별된 경우에는 조정을 완료하는 제6스텝과, 상기 제5스텝에서 음극선관(CRT)의 조정이 필요하다고 판별된 경우에는 상기 마이크로컴퓨터에서 색좌표 조정신호를 모터에 출력하는 제7스텝과, 상기 제7스텝에서 출력된 색좌표 조정신호에 따라 상기 모터를 조정하는 제8스텝으로 이루어진 것을 특징으로 하는 음극선관(CRT)의 색도조정방법.A first step of outputting a pattern level adjustment signal for adjusting the chromaticity of the cathode ray tube (CRT) in the microcomputer, and a pattern level adjustment signal output from the microcomputer in the first step is received by the pattern generator and the cathode ray tube ( A second step of outputting an adjustment pattern signal to the CRT, a third step of sensing a color coordinate value output from the cathode ray tube in the second step, and a detection sensor of the third step A fourth step of converting color coordinate values into digital data by a measuring instrument; a fifth step of receiving digital data converted in the fourth step from the microcomputer and determining whether to adjust the cathode ray tube (CRT); and the fifth step. If it is determined that the adjustment of the cathode ray tube CRT is not necessary to adjust the cathode ray tube CRT in step 6, the adjustment is completed and the cathode ray tube CRT is performed in the fifth step. If it is determined that the need for adjustment of?), The microcomputer comprises a seventh step of outputting the color coordinate adjustment signal to the motor and an eighth step of adjusting the motor according to the color coordinate adjustment signal outputted in the seventh step. The chromaticity adjustment method of the cathode ray tube (CRT) characterized by the above-mentioned. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920018954A 1992-10-15 1992-10-15 Chromaticity adjustment device and chromaticity adjustment method of cathode ray tube (CRT) Ceased KR940010821A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019920018954A KR940010821A (en) 1992-10-15 1992-10-15 Chromaticity adjustment device and chromaticity adjustment method of cathode ray tube (CRT)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019920018954A KR940010821A (en) 1992-10-15 1992-10-15 Chromaticity adjustment device and chromaticity adjustment method of cathode ray tube (CRT)

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KR940010821A true KR940010821A (en) 1994-05-26

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100463037B1 (en) * 1997-07-12 2005-04-06 삼성전자주식회사 White Balance Adjustment Method and Device
KR100466530B1 (en) * 1997-12-02 2005-09-30 삼성전자주식회사 White balance automatic adjustment device and adjustment method of television receiver

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100463037B1 (en) * 1997-07-12 2005-04-06 삼성전자주식회사 White Balance Adjustment Method and Device
KR100466530B1 (en) * 1997-12-02 2005-09-30 삼성전자주식회사 White balance automatic adjustment device and adjustment method of television receiver

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