KR960043857A - Channel Matching Control System for Two-Tuner TeleVideo (TVCR) - Google Patents

Channel Matching Control System for Two-Tuner TeleVideo (TVCR) Download PDF

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KR960043857A
KR960043857A KR1019950013770A KR19950013770A KR960043857A KR 960043857 A KR960043857 A KR 960043857A KR 1019950013770 A KR1019950013770 A KR 1019950013770A KR 19950013770 A KR19950013770 A KR 19950013770A KR 960043857 A KR960043857 A KR 960043857A
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South Korea
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channel
tuner
signal
video
control
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KR1019950013770A
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Korean (ko)
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박주덕
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배순훈
대우전자 주식회사
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Priority to KR1019950013770A priority Critical patent/KR960043857A/en
Publication of KR960043857A publication Critical patent/KR960043857A/en

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Abstract

본 발명은 2-튜너를 갖추고 텔레비전과 비디오테이프레코더가 일체적으로 결합된 텔레비디오(TVCR)에서 각 튜너에 의한 자동채널검색시 각 튜너에서 검색된 음성신호의 레벨을 비교하여 동일한 방송채널에 대한 정합을 수행하도록 된 2- 튜너식 텔레비디오의 채널정합 제어장치에 관한 것으로, 방송국으로부터 전송도는 방송신호의 선국을 위한 제 1 및 제 2 튜너수단(18a,18b)과, 그 튜너수단에 의해 선국된 방송신호의 음성신호를 처리하는 음성처리수단(20a,20b,22,24) 및 상기 방송신호의 영상신호를 처리하는 영상처리수단(26,28,30)을 포함하는 텔레비전기능과 데이트구동메카니즘(34)에 의해 구동되는 비디오테이프(36)에 대해 영상/음성을 재생하거나 기록하기 위한 신호기록/독취수단(38)과 그 기록/재생될 영상/음성신호를 증폭하는 영상/음성신호증폭수단(40)을 구비한 비디오테이프레코더의 기능이 혼재된 텔레비디오에서, 상기 제 1 및 제 2 튜너수단(18a,18b)에 의해 검색되는 방송신호의 채널을 음성레벨검출수단(48)에서 검출되는 상기 제 1 및 제 2 튜너수단(18a,18b)에 대한 채널정합데이터에 기초하여 비교하여 상호 동일한 채널로서 정합시키도록 된 것이다.The present invention compares the level of the voice signal retrieved from each tuner in the automatic video retrieval by each tuner in a televideo (TVCR) having a two-tuner and a television and a video tape recorder integrally matched for the same broadcast channel. A channel-matching control apparatus for two-tuner type tele-video, which is adapted to perform the following steps, the transmission degree from the broadcasting station is tuned by the first and second tuner means (18a, 18b) for tuning of the broadcast signal, and tuning by the tuner means. A television function and a date driving mechanism comprising voice processing means (20a, 20b, 22, 24) for processing the audio signal of the broadcast signal and image processing means (26, 28, 30) for processing the video signal of the broadcast signal. Signal recording / reading means 38 for reproducing or recording video / audio for the videotape 36 driven by 34 and video / audio signal amplifying means for amplifying the video / audio signal to be recorded / reproduced. ( In a televideo having a function of a video tape recorder having a 40), the voice level detecting means 48 detects a channel of a broadcast signal searched by the first and second tuner means 18a and 18b. The channel matching data for the first and second tuner means 18a and 18b are compared to match each other as the same channel.

Description

2-튜너식 텔레비디오(TVCR)의 채널정합 제어장치와 그 방법Channel Matching Control System for Two-Tuner TeleVideo (TVCR)

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

제 1 도는 본 발명에 따른 2-튜너식 텔레비디오(TVCR)의 채널정합 제어장치의 구성을 나타낸 블럭도.1 is a block diagram showing the configuration of a channel matching control apparatus of a two-tuner televideo (TVCR) according to the present invention.

Claims (5)

방송국으로부터 전송되는 방송신호의 선국을 위한 제1 및 제2 튜너수단(18a,18b)과, 그 튜너수단(18a,18b)에 의해 선국된 방송신호의 음성신호를 처리하는 음성처리수단(20a,20b,22,24) 및 상기 방송신호의 영상신호를 처리하는 영상처리수단(26,28,30)을 포함하는 텔레비전기능과 테이프구동메카니즘에 의해 구동되는 비디오테이프(36)에 대해 영상/음성을 재생하거나 기록하기 위한 신호기록/독취수단(38)과 그 기록/재생될 영상/음성신호를 증폭하는 영상/음성신호증폭수단(40)을 구비한 비디오테이프레코더의 기능이 혼재된 텔레비디어에 있어서, 상기 제1및 제2튜너수단(18a,18b)에 대한 자동채널탐색모드를 설정하기 위한 제어기능설정수단(10)과, 그 제어기능설정수단(10)에 의해 설정되는 자동채널탐색모드에서 탐색대상의 전체 채널에 대한 동기신호의 검출 상태를 기초로 채널탐색을 실행하도록 하는 제어수단(12), 그 제어수단(12)의 제어하에 상기 튜너수단(18a,18b)에 의해 실행되는 채널선국에 적용되는 선국데이터와 선국되는 채널데이터가 저장되는 데이터저장수단(14), 상기 제어기능설정수단(10)에 의해 지정된 채널탐색모드에서 상기 제어수단(12)의 제어하에 실행되는 채널탐색의 결과를 표시하기 위한 화면표시데이터를 생성하는 OSD처리수단(16) 및, 상기 제어수단(12)의 제어하에 상기 튜너수단(18a,18b)에 의해 실행되는 선국시의 채널에 대한 동기신호를 검출하여 상기 제어수단(12)에서의 탐색채널로서의 판단신호로 인가하는 동기검출수단(32) 및, 상기 튜너수단(18a,18b)에 의해 선국되는 채널의 음성신호의 레벨을 검출하여 채널정합신호로서 생성하는 음성레벨검출수단(48)을 갖추어 구성된 것을 특징으로 하는 2-튜너식 텔레비디오의 채널정합 제어장치.First and second tuner means 18a and 18b for tuning of a broadcast signal transmitted from a broadcast station, and voice processing means 20a for processing audio signals of the broadcast signal tuned by the tuner means 18a and 18b. Video / audio for videotape 36 driven by a tape drive mechanism and a television function comprising 20b, 22, 24 and image processing means 26, 28, 30 for processing the video signal of the broadcast signal. In a television in which the function of a video tape recorder having a signal recording / reading means 38 for reproducing or recording and a video / audio signal amplifying means 40 for amplifying the video / audio signal to be recorded / reproduced is mixed. Control function setting means (10) for setting an automatic channel search mode for the first and second tuner means (18a, 18b), and in the automatic channel search mode set by the control function setting means (10). Phase of detection of synchronization signal for all channels to be searched Control means 12 for executing channel search on the basis of the control unit; and tuning data applied to channel tuning stations executed by the tuner means 18a and 18b under the control of the control means 12, and channel data to be tuned. OSD processing for generating screen display data for displaying the result of the channel search executed under the control of the control means 12 in the channel search mode designated by the data storage means 14 and the control function setting means 10 Under the control of the means 16 and the control means 12, a synchronization signal for the channel at the time of tuning performed by the tuner means 18a and 18b is detected and judged as a search channel in the control means 12. And a sound level detecting means 48 which detects the level of the sound signal of the channel tuned by the tuner means 18a and 18b and generates it as a channel matching signal. As a feature Matching control apparatus 2 of the tuner type video telephone channel. 제1항에 있어서, 상기 제어수단(12)은 상기 제1 및 제2튜너수단(18a,18b)에 의해 선국된 채널의 방송신호에서 검출되는 음성신호의 레벨을 비교하여 동일한 경우 각 튜너수단(18a,18b)에서 선국된 채널을 동일한 채널로서 정합하도록 된 것을 특징으로 하는 2-튜너식 텔레비디오의 채널 정합 제어장치.The control means (12) according to claim 1, wherein the control means (12) compares the level of the audio signal detected in the broadcast signal of the channel tuned by the first and second tuner means (18a, 18b) and, if equal, compares each tuner means ( 18. A channel matching control apparatus for two-tuner televideo, characterized in that the channels selected in 18a and 18b are matched as the same channel. 방송국으로부터 전송되는 방송신호의 선국을 위한 제1 및 제2튜너수단(18a,18b)과, 그 튜너수단에 의해 선국된 방송신호의 음성신호를 처리하는 음성처리수단(20a,20b,22,24) 및 상기 방송신호의 영상신호를 처리하는 영상처리수단(26,28,30)을 포함하는 텔레비전기능과 테이프구동메카니즘(34)에 의해 구동되는 비디오테이프(36)에 대해 영상/음성을 재생하거나 기록하기 위한 신호기록/독취수단(38)과 그 기록/재생될 영상/음성신호를 증폭하는 영상/음성신호증폭 수단(40)을 구비한 비디오테이프레코더의 기능이 혼재된 텔레비디오에 있어서, 상기 제1 및 제2튜너수단(18a,18b)에 의해 검색되는 방송신호의 채널을 채널정합데이터에 기초하여 비교하여 상호 동일한 채널로서 정합시키도록 된 것을 특징으로 하는 2-튜너식 텔레비디오의 채널정합 제어방법.First and second tuner means 18a, 18b for tuning the broadcast signal transmitted from the broadcast station, and voice processing means 20a, 20b, 22, 24 for processing the audio signal of the broadcast signal tuned by the tuner means. And video / audio for a video function 36 driven by a tape drive mechanism 34 and a television function comprising image processing means 26, 28, 30 for processing the video signal of the broadcast signal. In a televideo having a function of a video tape recorder having a signal recording / reading means 38 for recording and a video / audio signal amplifying means 40 for amplifying the video / audio signal to be recorded / reproduced. Channel matching of two-tuner televideo, characterized in that the channels of the broadcast signals retrieved by the first and second tuner means 18a, 18b are compared and matched as the same channels based on the channel matching data. Control method. 제3항에 있어서, 상기 채널정합데이터는 상기 제1 및 제2튜너수단(18a,18b)에서 탐색대상으로 되는 채널에서의 음성신호의 레벨인 것을 특징으로 하는 2-튜너식 텔레비디오의 채널정합 제어방법.4. The channel matching data according to claim 3, wherein the channel matching data is the level of the audio signal in the channel to be searched by the first and second tuner means (18a, 18b). Control method. 제3항 또는 제4항에 있어서, 상기 제1 및 제2튜너수단(18a,18b)에 의한 채널정합은 제어기능설정수단(10)에 의한 채널탐색모드를 설정하는 과정과, 그 채널탐색모드하에서 상기 제1 및 제2튜너(18a,18b)에 의해 수행되는 탐색대상의 채널에 대한 동기신호의 검출을 판단하는 단계, 그 동기신호가 검출된 채널에 대한 음성신호의 레벨을 검출하는 단계, 그 검출된 음성신호의 레벨에 기초하여 각 튜너수단(18a,18b)의 채널정합을 수행하여 탐색결과로서 저장하는 단계로 이루어진 것을 특징으로 하는 2-튜너식 텔레비디오의 채널정합 제어방법.5. The channel matching by the first and second tuner means (18a, 18b) is a process of setting a channel search mode by the control function setting means (10), and the channel search mode. Determining detection of a synchronization signal for a channel to be searched performed by the first and second tuners 18a and 18b, detecting a level of a voice signal for a channel from which the synchronization signal is detected; And performing channel matching of each tuner means (18a, 18b) based on the detected level of the audio signal and storing the result as a search result. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950013770A 1995-05-30 1995-05-30 Channel Matching Control System for Two-Tuner TeleVideo (TVCR) KR960043857A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100223209B1 (en) * 1996-11-08 1999-10-15 윤종용 Apparaus for automatically setting channel in broadcast receiver and method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100223209B1 (en) * 1996-11-08 1999-10-15 윤종용 Apparaus for automatically setting channel in broadcast receiver and method thereof

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