KR920022852A - TV viewing distance judgment circuit - Google Patents

TV viewing distance judgment circuit Download PDF

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Publication number
KR920022852A
KR920022852A KR1019910007431A KR910007431A KR920022852A KR 920022852 A KR920022852 A KR 920022852A KR 1019910007431 A KR1019910007431 A KR 1019910007431A KR 910007431 A KR910007431 A KR 910007431A KR 920022852 A KR920022852 A KR 920022852A
Authority
KR
South Korea
Prior art keywords
voltage
viewing distance
converter
converting
judgment circuit
Prior art date
Application number
KR1019910007431A
Other languages
Korean (ko)
Inventor
백운길
Original Assignee
이헌조
주식회사 금성사
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 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019910007431A priority Critical patent/KR920022852A/en
Publication of KR920022852A publication Critical patent/KR920022852A/en

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Abstract

내용 없음.No content.

Description

TV시청거리 판단회로TV viewing distance judgment circuit

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

제2도는 본 발명의 TV시청거리 판단을 위한 회로도.2 is a circuit diagram for determining the TV viewing distance of the present invention.

제3도는 본 발명의 플로우차트.3 is a flowchart of the present invention.

Claims (1)

시청자로부터 발생되는 적외선을 검출하는 적외선검출부(1)와, 상기 적외선검출부(1)의 출력중 노이즈를 제거하고 이를 증폭시키는 노이즈제거 및 증폭부(2)와. 상기 노이즈제거 및 증폭부(2)의 교류전압을 직류로 변환 시키는 전압변환부(3)와, 상기 전압변환부(3)의 전류량에 비례하는 전압을 발생시키는 전압 발생부(4)와, 상기 전압발생부(4)의 아날로그신호를 디지탈로 변환시키는 A/D콘버터(5)와, 상기 A/D콘버터(5)의 디지탈신호를 받아 인공지능 온상태일때 인체의 적외선 세기에 대한 데이터를 기초로 시청거리값을 환산하여 이로 화면의 밝기 및 음량을 자동제어하는 마이콤(6)을 구비하여서 이루어짐을 특징으로 하는 TV시청거리 판단회로.An infrared detector (1) for detecting infrared rays generated from the viewer, a noise removing and amplifying unit (2) for removing noise from the output of the infrared detector (1) and amplifying it; A voltage converter 3 for converting the AC voltage of the noise removing and amplifying unit 2 into a direct current, a voltage generator 4 for generating a voltage proportional to the current amount of the voltage converter 3, and A / D converter 5 for converting the analog signal of the voltage generator 4 into digital, and receiving the digital signal of the A / D converter 5 based on data on the infrared intensity of the human body when the artificial intelligence is on TV viewing distance determination circuit, characterized in that it comprises a micom (6) for automatically controlling the brightness and volume of the screen by converting the viewing distance value. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910007431A 1991-05-08 1991-05-08 TV viewing distance judgment circuit KR920022852A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910007431A KR920022852A (en) 1991-05-08 1991-05-08 TV viewing distance judgment circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910007431A KR920022852A (en) 1991-05-08 1991-05-08 TV viewing distance judgment circuit

Publications (1)

Publication Number Publication Date
KR920022852A true KR920022852A (en) 1992-12-19

Family

ID=67432703

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910007431A KR920022852A (en) 1991-05-08 1991-05-08 TV viewing distance judgment circuit

Country Status (1)

Country Link
KR (1) KR920022852A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11350167B2 (en) 2017-12-29 2022-05-31 Samsung Electronics Co., Ltd. Display device and control method therefor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11350167B2 (en) 2017-12-29 2022-05-31 Samsung Electronics Co., Ltd. Display device and control method therefor

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