KR0123755B1 - 음성신호 송수신시스템 - Google Patents
음성신호 송수신시스템Info
- Publication number
- KR0123755B1 KR0123755B1 KR1019930016139A KR930016139A KR0123755B1 KR 0123755 B1 KR0123755 B1 KR 0123755B1 KR 1019930016139 A KR1019930016139 A KR 1019930016139A KR 930016139 A KR930016139 A KR 930016139A KR 0123755 B1 KR0123755 B1 KR 0123755B1
- Authority
- KR
- South Korea
- Prior art keywords
- sound field
- audio signal
- signal
- transmitting
- discrimination
- 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
- 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
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
- H04S5/02—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation of the pseudo four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/13—Application of wave-field synthesis in stereophonic audio systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Mathematical Analysis (AREA)
- General Physics & Mathematics (AREA)
- Algebra (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Stereophonic System (AREA)
- Stereo-Broadcasting Methods (AREA)
Abstract
Description
Claims (6)
- 송신측에서 오디오신호를 송신하고, 수신측에서는 상기 오디오신호를 복수의 음장신호 형성방법중의 하나로 음장처리하여 출력하는 오디오 신호 송수신방법에 있어서, 송신측에서 상기 오디오신호에 적합한 음장신호 형성방법을 나타내는 음장판별기호를 상기 오디오신호와 같이 송신하고, 수신측에서는 상기 음장판별기호로서 지정된 음장신호 형성방법으로 상기 오디어신호를 처림함을 특징으로 하는 오디오신호 송수신방법.
- 제 1항에 있어서, 상기 음장판별기호는 이진부호이며 송신시 주파수 변조됨을 특징으로 하는 송수신방법.
- 제1항에 있어서, 상기 음장판별신호는 상기 오디오신호에 중첩됨을 특징으로 하는 오디오신호 송수신방법.
- 오디오신호를 송신하는 송신장치와 상기 오디오신호를 음장처리장치를 통하여 음장처리해서 출력하는 수신장치를 갖는 오디오신호 송수신장치에 있어서, 상기 송신장치는 상기 오디오신호에 적합한 음장모드를 나타내는 음장판별신호를 발생하는 수단과 상기 음장판별신호를 상기 오디오신호에 혼합시키는 혼합기를 포함하며, 상기 수신장치는 수신된 오디오신호로부터 상기 음장판별신호를 분리하는 분리기와 상기 분리기에 접속되며 상기 음장판별신호로부터 음장모드를 인식하고 상기 음장처리장치를 제어하여 상기 오디오신호에 적합한 음장처리를 수행하게 하는 복조기를 포함함을 특징으로 하는 오디오신호 송수신장치.
- 제4항에 있어서, 상기 음장판별신호 발생기는 주파수 변조기를 포함함을 특징으로 하는 오디오신호 송수신장치.
- 제4항에 있어서, 상기 혼합기는 상기 음장판별신호를 상기 오디오신호에 중첩시켜 출력함을 특징으로 하는 오디오신호 송수신방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930016139A KR0123755B1 (ko) | 1993-08-19 | 1993-08-19 | 음성신호 송수신시스템 |
EP94305964A EP0639933B1 (en) | 1993-08-19 | 1994-08-11 | Method and apparatus for processing an audio signal by surround modes |
DE69433349T DE69433349T2 (de) | 1993-08-19 | 1994-08-11 | Verfahren und Gerät zur Verarbeitung von Audiosignalen durch Rundum-Betriebsarten |
US08/292,020 US5602922A (en) | 1993-08-19 | 1994-08-18 | Method and apparatus for processing an audio signal by surround modes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930016139A KR0123755B1 (ko) | 1993-08-19 | 1993-08-19 | 음성신호 송수신시스템 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950007309A KR950007309A (ko) | 1995-03-21 |
KR0123755B1 true KR0123755B1 (ko) | 1997-12-01 |
Family
ID=19361609
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019930016139A KR0123755B1 (ko) | 1993-08-19 | 1993-08-19 | 음성신호 송수신시스템 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5602922A (ko) |
EP (1) | EP0639933B1 (ko) |
KR (1) | KR0123755B1 (ko) |
DE (1) | DE69433349T2 (ko) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5602923A (en) * | 1994-03-07 | 1997-02-11 | Sony Corporation | Theater sound system with upper surround channels |
JP2766466B2 (ja) * | 1995-08-02 | 1998-06-18 | 株式会社東芝 | オーディオ方式、その再生方法、並びにその記録媒体及びその記録媒体への記録方法 |
US5953067A (en) * | 1997-02-10 | 1999-09-14 | Cable Electronics, Inc. | Multichannel television sound stereo and surround sound encoder |
NO307728B1 (no) * | 1997-06-03 | 2000-05-15 | Abb Research Ltd | Fremgangsmåte for å skaffe tidssynkronisering i et nettverk |
US6288747B1 (en) | 1997-08-25 | 2001-09-11 | Cable Electronics, Inc. | Multichannel television sound stereo and surround sound encoder suitable for use with video signals encoded in plural formats |
US6587682B2 (en) * | 2001-01-18 | 2003-07-01 | Polycom, Inc. | Signal routing for reduced power consumption in a conferencing system |
US7355561B1 (en) | 2003-09-15 | 2008-04-08 | United States Of America As Represented By The Secretary Of The Army | Systems and methods for providing images |
CA3101903C (en) * | 2014-03-24 | 2023-03-21 | Samsung Electronics Co., Ltd. | Method and apparatus for rendering acoustic signal, and computer-readable recording medium |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2568432B1 (fr) * | 1984-07-30 | 1990-06-29 | Baranoff Rossine Dimitri | Procede et dispositif de transmission d'informations codees par voie hertzienne en superposition a une emission traditionnelle en modulation de frequence |
JPS63183495A (ja) * | 1987-01-27 | 1988-07-28 | ヤマハ株式会社 | 音場制御装置 |
US4792974A (en) * | 1987-08-26 | 1988-12-20 | Chace Frederic I | Automated stereo synthesizer for audiovisual programs |
US5164840A (en) * | 1988-08-29 | 1992-11-17 | Matsushita Electric Industrial Co., Ltd. | Apparatus for supplying control codes to sound field reproduction apparatus |
JP2720358B2 (ja) * | 1990-07-17 | 1998-03-04 | 松下電器産業株式会社 | サラウンド制御回路 |
JP3006059B2 (ja) * | 1990-09-17 | 2000-02-07 | ソニー株式会社 | 音場拡大装置 |
JPH04150200A (ja) * | 1990-10-09 | 1992-05-22 | Yamaha Corp | 音場制御装置 |
JP3108087B2 (ja) * | 1990-10-29 | 2000-11-13 | パイオニア株式会社 | 音場補正装置 |
JPH04284725A (ja) * | 1991-03-14 | 1992-10-09 | Pioneer Electron Corp | Rds受信機 |
FR2681997A1 (fr) * | 1991-09-30 | 1993-04-02 | Arbitron Cy | Procede et dispositif d'identification automatique d'un programme comportant un signal sonore. |
-
1993
- 1993-08-19 KR KR1019930016139A patent/KR0123755B1/ko not_active IP Right Cessation
-
1994
- 1994-08-11 EP EP94305964A patent/EP0639933B1/en not_active Expired - Lifetime
- 1994-08-11 DE DE69433349T patent/DE69433349T2/de not_active Expired - Lifetime
- 1994-08-18 US US08/292,020 patent/US5602922A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69433349T2 (de) | 2004-09-09 |
EP0639933A2 (en) | 1995-02-22 |
DE69433349D1 (de) | 2004-01-08 |
EP0639933A3 (en) | 1995-11-02 |
US5602922A (en) | 1997-02-11 |
EP0639933B1 (en) | 2003-11-26 |
KR950007309A (ko) | 1995-03-21 |
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