KR880006918A - Teletext Signal Compensation Circuit - Google Patents

Teletext Signal Compensation Circuit Download PDF

Info

Publication number
KR880006918A
KR880006918A KR860009911A KR860009911A KR880006918A KR 880006918 A KR880006918 A KR 880006918A KR 860009911 A KR860009911 A KR 860009911A KR 860009911 A KR860009911 A KR 860009911A KR 880006918 A KR880006918 A KR 880006918A
Authority
KR
South Korea
Prior art keywords
compensation circuit
teletext
switching unit
teletext signal
signal compensation
Prior art date
Application number
KR860009911A
Other languages
Korean (ko)
Other versions
KR930003157B1 (en
Inventor
인웅식
Original Assignee
구자학
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 구자학, 주식회사 금성사 filed Critical 구자학
Priority to KR1019860009911A priority Critical patent/KR930003157B1/en
Publication of KR880006918A publication Critical patent/KR880006918A/en
Application granted granted Critical
Publication of KR930003157B1 publication Critical patent/KR930003157B1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/278—Subtitling

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)

Abstract

내용 없음No content

Description

텔리텍스트 신호 보상회로Teletext Signal Compensation Circuit

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

제 1 도는 종래의 텔레텍스트 수신기가 내장된 텔레비젼 수상기의 회로도.1 is a circuit diagram of a television receiver incorporating a conventional teletext receiver.

제 2 도는 본 발명의 보상회로가 구성된 텔리텍스트 수신기가 내장된 텔레비젼 수상기의 회로도.2 is a circuit diagram of a television receiver with a teletext receiver configured with a compensation circuit of the present invention.

제 3 도는 본 발명의 보상회로의 고저파 등화기의 동작을 보인 설명도.3 is an explanatory diagram showing the operation of the harmonic equalizer of the compensation circuit of the present invention.

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

1 : 튜너 2 : 중간주파증폭기1: tuner 2: intermediate frequency amplifier

3 : 칼라디코더 4 : 데이타 슬라이서3: color decoder 4: data slicer

5 : 데이타어퀴지션 6 : 램5: Data Acquisition 6: RAM

7 : 문자발생롬 8 : 스위칭부7: character generation ROM 8: switching unit

9 : 브라운관 10 : 타이밍제어부9: CRT 10: Timing control unit

11 : 스위칭부 12 : 고저파등화기11 switch 12 high-low equalizer

Claims (1)

튜너(1) 및 중간주파증폭기(2), 칼라디코더(3), 데이타 슬라이서(4), 데이타어퀴지션(5), 램(6), 문자 발생롬(7), 스위칭부(8), 브라운관(9), 타이밍제어부(10)로 된 텔리텍스트수신기가 내장된 텔레비젼 수상기에 있어서, 상기 중간 주파 증폭기(2)의 출력신호에서 텔리텍스트신호만을 스위칭하는 스위칭부(11)와, 상기 스위칭부(11)의 출려신호를 일정시간(TS)씩 N번 지연시킨 후 그 각각에 일정상수 (C1, C2, …, CN, CN＋1)를 곱하고, 가산하여 상기 데이타슬라이서(4)에 입력시키는 고저파등화기(12)로 구성함을 특징으로 하는 텔리텍스트신호 보상회로.Tuner (1) and intermediate frequency amplifier (2), color decoder (3), data slicer (4), data acquisition (5), RAM (6), character generator ROM (7), switching unit (8), CRT (9) A television receiver having a teletext receiver configured as a timing controller 10, comprising: a switching unit 11 for switching only a teletext signal from an output signal of the intermediate frequency amplifier 2, and the switching unit ( 11) delays the exit signal N times by a predetermined time (T S ), multiplies each by a constant constant (C 1 , C 2 ,..., C N , C N + 1 ), and adds the result to the data slicer 4. Teletext signal compensation circuit, characterized in that composed of a high and low equalizer (12) for input. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019860009911A 1986-11-24 1986-11-24 Tele-text signal compensative circuit KR930003157B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019860009911A KR930003157B1 (en) 1986-11-24 1986-11-24 Tele-text signal compensative circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019860009911A KR930003157B1 (en) 1986-11-24 1986-11-24 Tele-text signal compensative circuit

Publications (2)

Publication Number Publication Date
KR880006918A true KR880006918A (en) 1988-07-25
KR930003157B1 KR930003157B1 (en) 1993-04-22

Family

ID=19253554

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860009911A KR930003157B1 (en) 1986-11-24 1986-11-24 Tele-text signal compensative circuit

Country Status (1)

Country Link
KR (1) KR930003157B1 (en)

Also Published As

Publication number Publication date
KR930003157B1 (en) 1993-04-22

Similar Documents

Publication Publication Date Title
KR870005279A (en) Controller
KR860003724A (en) Automatic Phase Control Circuit
KR840002380A (en) Video player
KR870006781A (en) Video display device
KR860003735A (en) TV receiver
KR900004167A (en) Blanking circuit of TV receiver
KR840000135A (en) Automatic video signal peaking control system
KR880006918A (en) Teletext Signal Compensation Circuit
KR860000770A (en) Video AGC circuit
JPS5483718A (en) Improvement unit for picture quality
KR850003999A (en) Vertical Contour Compensator
KR890011433A (en) On-screen function circuit using Teletext receiver
JPS57150241A (en) Diversity receiving device
KR880014793A (en) Circuit that automatically switches the control speed of the phase control circuit
KR880014799A (en) Circuit that automatically switches the control speed of the phase control circuit
DE3751305D1 (en) SIGNAL SUBSTITUTION BY SIGNAL ADJUSTMENT.
KR920011281A (en) Screen color editing circuit of color TV
KR910020526A (en) Vision automatic adjustment circuit
KR870007625A (en) Signal offset circuit
KR900009922Y1 (en) Character display controller
KR840004641A (en) TV converter
KR970031800A (en) TV Electronic Dictionary
JPS56168476A (en) Polarity switching circuit of video signal
DE3781637D1 (en) TELEVISION RECEIVER WITH A DEFLECTION CONCILLATOR THAT SIMULTANEOUSLY FOR CONTROLLING LINE GENERATORS FOR DISPLAYING ALPHANUMERIC AND / OR GRAPHIC CHARACTERS ON THE SCREEN.
KR880003519A (en) Double scanning image processing device for TV receiver

Legal Events

Date Code Title Description
A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20050329

Year of fee payment: 13

LAPS Lapse due to unpaid annual fee