KR0166748B1 - 음성다중방송기능을 구비한 rf변조장치 - Google Patents
음성다중방송기능을 구비한 rf변조장치 Download PDFInfo
- Publication number
- KR0166748B1 KR0166748B1 KR1019950023465A KR19950023465A KR0166748B1 KR 0166748 B1 KR0166748 B1 KR 0166748B1 KR 1019950023465 A KR1019950023465 A KR 1019950023465A KR 19950023465 A KR19950023465 A KR 19950023465A KR 0166748 B1 KR0166748 B1 KR 0166748B1
- Authority
- KR
- South Korea
- Prior art keywords
- sound signal
- signal
- modulator
- unit
- output
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
- H04N5/607—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for more than one sound signal, e.g. stereo, multilanguages
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/06—Systems for the simultaneous transmission of one television signal, i.e. both picture and sound, by more than one carrier
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Stereo-Broadcasting Methods (AREA)
- Television Receiver Circuits (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
Description
Claims (2)
- 영상기기의 영상 및 음향 신호를 텔레비젼 방송신호로 변조시키는 RF변조기를 포함하는 RF변조장치에 있어서, 선국된 채널의 중간주파수로 복조된 음향신호를 증폭하고 저장하는 버퍼앰프부; 상기 버퍼앰프부로부터 출력되는 음향신호를 디멀티플렉싱하는 MTS 디코더부; 및 음향신호가 입체음향신호 또는 음성다중신호인 경우 상기 버퍼앰프부로부터 출력되는 음향신호를 선택하고, 반면 음향신호가 모노음향신호안 경우 상기 MTS 디코더부로부터 출력되는 음향신호를 선택하여 상기 RF 변조기로 출력하는 스위치부를 포함하는 것을 특징으로 하는 RF 변조장치.
- 제1항에 있어서, 상기 RF 변조장치는 상기 MTS 디코더부에 의하여 디멀티플렉싱된 음향신호의 고대역 잡음을 줄이기 위하여 엠퍼사이즈하는 프리엠퍼시스를 더 포함하는 것을 특징으로 하는 RF 변조장치.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950023465A KR0166748B1 (ko) | 1995-07-31 | 1995-07-31 | 음성다중방송기능을 구비한 rf변조장치 |
GB9615341A GB2303983B (en) | 1995-07-31 | 1996-07-22 | Radio frequency modulation apparatus |
CN96110855A CN1060607C (zh) | 1995-07-31 | 1996-07-29 | 具有声频多路复合广播功能的射频调制装置 |
US08/690,147 US5737034A (en) | 1995-07-31 | 1996-07-31 | Radio frequency modulator having an audio multiplex broadcasting function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950023465A KR0166748B1 (ko) | 1995-07-31 | 1995-07-31 | 음성다중방송기능을 구비한 rf변조장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970009311A KR970009311A (ko) | 1997-02-24 |
KR0166748B1 true KR0166748B1 (ko) | 1999-03-20 |
Family
ID=19422427
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950023465A KR0166748B1 (ko) | 1995-07-31 | 1995-07-31 | 음성다중방송기능을 구비한 rf변조장치 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5737034A (ko) |
KR (1) | KR0166748B1 (ko) |
CN (1) | CN1060607C (ko) |
GB (1) | GB2303983B (ko) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10313279A (ja) * | 1997-05-13 | 1998-11-24 | Sony Corp | 放送信号受信処理装置 |
KR100234947B1 (ko) * | 1997-06-05 | 1999-12-15 | 이형도 | 멀티 탭 고주파 모듈레이터 |
KR100269159B1 (ko) * | 1998-09-05 | 2000-10-16 | 윤종용 | 튜너 회로 설계 방법 |
KR100318549B1 (ko) * | 1999-04-07 | 2001-12-22 | 고석태 | 반도체장치 스크러버 시스템의 연소장치 |
US6477182B2 (en) * | 1999-06-08 | 2002-11-05 | Diva Systems Corporation | Data transmission method and apparatus |
CA2410268A1 (en) * | 2001-11-01 | 2003-05-01 | Robert S. Trimbee | Tuneable secondary audio program receiver |
US20030179317A1 (en) * | 2002-03-21 | 2003-09-25 | Sigworth Dwight L. | Personal audio-synchronizing device |
KR100484172B1 (ko) * | 2002-11-01 | 2005-04-19 | 삼성전자주식회사 | 싱글 튜너를 이용한 tv 및 fm 라디오 수신 장치 |
CN100349204C (zh) * | 2002-12-31 | 2007-11-14 | 比特联创电子(北京)有限公司 | 一种音控装置 |
KR101006380B1 (ko) * | 2008-05-28 | 2011-01-10 | 주식회사 케이피씨 | 폐가스 처리장치 |
KR101040225B1 (ko) * | 2008-06-25 | 2011-06-09 | 주식회사 성인 | 습식스크러버의 하부 침전슬러지 자동제거장치 |
CN109617639A (zh) * | 2018-11-16 | 2019-04-12 | 安徽帆扬通信电子技术有限公司 | 基于fpga的多路广播数字调制装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3790714A (en) * | 1970-07-13 | 1974-02-05 | Sony Corp | Fm stereophonic receiver |
JPS61263327A (ja) * | 1985-05-17 | 1986-11-21 | Pioneer Electronic Corp | 音声多重受信機 |
US4750206A (en) * | 1986-10-28 | 1988-06-07 | Recoton Corporation | Adapter for TV stereo, SAP and auxiliary signals |
US4847699A (en) * | 1987-07-16 | 1989-07-11 | Actv, Inc. | Method for providing an interactive full motion synched compatible audio/visual television display |
KR970001625B1 (ko) * | 1990-06-30 | 1997-02-11 | 삼성전자 주식회사 | Nicam 언어 다중 방송 탐색 장치 및 그 방법 |
KR920008357Y1 (ko) * | 1990-10-11 | 1992-11-20 | 삼성전자 주식회사 | 스테레오 고주파변조기 |
KR970000147B1 (ko) * | 1991-01-31 | 1997-01-04 | 삼성전자 주식회사 | 다중음성기록재생시스템 |
US5164830A (en) * | 1991-05-06 | 1992-11-17 | Thomson Consumer Electronics, S.A. | Audio level equalization of television sound, broadcast fm and national weather service fm radio signals |
JPH0670251A (ja) * | 1992-08-20 | 1994-03-11 | Sony Corp | Av機器及びその製造方法 |
KR0120086Y1 (ko) * | 1993-08-31 | 1998-07-15 | 김광호 | 사운드 절환회로 |
-
1995
- 1995-07-31 KR KR1019950023465A patent/KR0166748B1/ko not_active IP Right Cessation
-
1996
- 1996-07-22 GB GB9615341A patent/GB2303983B/en not_active Expired - Fee Related
- 1996-07-29 CN CN96110855A patent/CN1060607C/zh not_active Expired - Fee Related
- 1996-07-31 US US08/690,147 patent/US5737034A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB9615341D0 (en) | 1996-09-04 |
GB2303983B (en) | 1997-07-30 |
GB2303983A (en) | 1997-03-05 |
CN1060607C (zh) | 2001-01-10 |
CN1146663A (zh) | 1997-04-02 |
US5737034A (en) | 1998-04-07 |
KR970009311A (ko) | 1997-02-24 |
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