IT995830B - Apparato per la riproduzione di segnali stereofonici - Google Patents
Apparato per la riproduzione di segnali stereofoniciInfo
- Publication number
- IT995830B IT995830B IT7330072A IT3007273A IT995830B IT 995830 B IT995830 B IT 995830B IT 7330072 A IT7330072 A IT 7330072A IT 3007273 A IT3007273 A IT 3007273A IT 995830 B IT995830 B IT 995830B
- Authority
- IT
- Italy
- Prior art keywords
- stereophone
- reproduction
- signals
- equipment
- stereophone signals
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
- Stereo-Broadcasting Methods (AREA)
- Stereophonic Arrangements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1972118493U JPS5251764Y2 (it) | 1972-10-13 | 1972-10-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT995830B true IT995830B (it) | 1975-11-20 |
Family
ID=14738024
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT7330072A IT995830B (it) | 1972-10-13 | 1973-10-12 | Apparato per la riproduzione di segnali stereofonici |
Country Status (8)
Country | Link |
---|---|
US (1) | US3849600A (it) |
JP (1) | JPS5251764Y2 (it) |
CA (1) | CA982057A (it) |
DE (1) | DE2351423C2 (it) |
FR (1) | FR2203250B1 (it) |
GB (1) | GB1425519A (it) |
IT (1) | IT995830B (it) |
NL (1) | NL180557C (it) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2455336C3 (de) * | 1970-09-23 | 1982-11-11 | Siegbert Dipl.-Ing. Dr. 7146 Tamm Hentschke | Interferenzlautsprechersystem für stereophone Wiedergabe |
US4191852A (en) * | 1978-05-16 | 1980-03-04 | Shin-Shirasuna Electric Corporation | Stereophonic sense enhancing apparatus |
US4308423A (en) * | 1980-03-12 | 1981-12-29 | Cohen Joel M | Stereo image separation and perimeter enhancement |
US4355203A (en) * | 1980-03-12 | 1982-10-19 | Cohen Joel M | Stereo image separation and perimeter enhancement |
DE3127478A1 (de) * | 1981-07-11 | 1983-01-20 | Interessengemeinschaft für Rundfunkschutzrechte GmbH, 4000 Düsseldorf | Stereophonisches geraet fuer rundfunk- oder fernsehempfang oder zur aufzeichnung und/oder wiedergabe von ton- oder video-aufnahmen |
US4489432A (en) * | 1982-05-28 | 1984-12-18 | Polk Audio, Inc. | Method and apparatus for reproducing sound having a realistic ambient field and acoustic image |
US5412731A (en) * | 1982-11-08 | 1995-05-02 | Desper Products, Inc. | Automatic stereophonic manipulation system and apparatus for image enhancement |
DK152478C (da) * | 1985-12-06 | 1988-07-25 | Ole Sparkjaer | Fremgangsmaade og kredsloeb til dekodning af fire kanalsignaler, som er matrixkodet og foreligger i form af et to-kanal signal |
US4819269A (en) * | 1987-07-21 | 1989-04-04 | Hughes Aircraft Company | Extended imaging split mode loudspeaker system |
US5034983A (en) * | 1987-10-15 | 1991-07-23 | Cooper Duane H | Head diffraction compensated stereo system |
US4975954A (en) * | 1987-10-15 | 1990-12-04 | Cooper Duane H | Head diffraction compensated stereo system with optimal equalization |
US5136651A (en) * | 1987-10-15 | 1992-08-04 | Cooper Duane H | Head diffraction compensated stereo system |
US4910779A (en) * | 1987-10-15 | 1990-03-20 | Cooper Duane H | Head diffraction compensated stereo system with optimal equalization |
US4910778A (en) * | 1987-10-16 | 1990-03-20 | Barton Geoffrey J | Signal enhancement processor for stereo system |
JP2667228B2 (ja) * | 1988-11-07 | 1997-10-27 | 株式会社日立製作所 | テレビジョン受像機のステレオ再生装置 |
US4939781A (en) * | 1988-11-14 | 1990-07-03 | Lamonica Chuck | Device for eliminating absolute polarity inversion in a high-fidelity sound reproduction system |
US6144747A (en) * | 1997-04-02 | 2000-11-07 | Sonics Associates, Inc. | Head mounted surround sound system |
US5841879A (en) * | 1996-11-21 | 1998-11-24 | Sonics Associates, Inc. | Virtually positioned head mounted surround sound system |
US5661808A (en) * | 1995-04-27 | 1997-08-26 | Srs Labs, Inc. | Stereo enhancement system |
US5850453A (en) * | 1995-07-28 | 1998-12-15 | Srs Labs, Inc. | Acoustic correction apparatus |
US5677957A (en) * | 1995-11-13 | 1997-10-14 | Hulsebus; Alan | Audio circuit producing enhanced ambience |
US5970152A (en) * | 1996-04-30 | 1999-10-19 | Srs Labs, Inc. | Audio enhancement system for use in a surround sound environment |
US5912976A (en) * | 1996-11-07 | 1999-06-15 | Srs Labs, Inc. | Multi-channel audio enhancement system for use in recording and playback and methods for providing same |
US6281749B1 (en) | 1997-06-17 | 2001-08-28 | Srs Labs, Inc. | Sound enhancement system |
US6181796B1 (en) * | 1998-02-13 | 2001-01-30 | National Semiconductor Corporation | Method and system which drives left, right, and subwoofer transducers with multichannel amplifier having reduced power supply requirements |
US6089923A (en) * | 1999-08-20 | 2000-07-18 | Adc Telecommunications, Inc. | Jack including crosstalk compensation for printed circuit board |
US7031474B1 (en) | 1999-10-04 | 2006-04-18 | Srs Labs, Inc. | Acoustic correction apparatus |
US7277767B2 (en) | 1999-12-10 | 2007-10-02 | Srs Labs, Inc. | System and method for enhanced streaming audio |
US7076071B2 (en) * | 2000-06-12 | 2006-07-11 | Robert A. Katz | Process for enhancing the existing ambience, imaging, depth, clarity and spaciousness of sound recordings |
KR101388931B1 (ko) * | 2006-08-10 | 2014-04-24 | 코닌클리케 필립스 엔.브이. | 오디오 신호를 처리하기 위한 디바이스 및 방법 |
US8050434B1 (en) | 2006-12-21 | 2011-11-01 | Srs Labs, Inc. | Multi-channel audio enhancement system |
DE102008035685A1 (de) * | 2008-07-30 | 2010-02-04 | Elac Electroacustic Gmbh | Verfahren zum Betreiben eines Stereo-Lautsprechersystems |
EP2661907B8 (en) | 2011-01-04 | 2019-08-14 | DTS, Inc. | Immersive audio rendering system |
WO2014190140A1 (en) | 2013-05-23 | 2014-11-27 | Alan Kraemer | Headphone audio enhancement system |
FI20165142A (fi) * | 2016-02-24 | 2017-08-25 | Panphonics Oy | Äänentoistojärjestelmä |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1073037B (de) * | 1960-01-14 | Norddeutsche Mende Rundfunk K.G., Bremen-Hemelingen | Anordnung zur Regelung der Lautstärke von elektroakustischen Wiedergabesystemen in Geräten zur stereophonischen Klangwiedergabe | |
DE1071762B (it) * | 1958-09-09 | 1959-12-24 | Teliefunken Gm.b.H., Berlin | |
US3164676A (en) * | 1961-03-13 | 1965-01-05 | Philco Corp | Stereophonic system employing audio matrixing |
DE2046776C3 (de) * | 1970-09-23 | 1979-11-29 | Siegbert Dipl.-Ing. Dr. 7000 Stuttgart Hentschke | Interferenzlautsprechersystem zur stereophonen Wiedergabe |
-
1972
- 1972-10-13 JP JP1972118493U patent/JPS5251764Y2/ja not_active Expired
-
1973
- 1973-10-11 US US00405426A patent/US3849600A/en not_active Expired - Lifetime
- 1973-10-11 GB GB4755973A patent/GB1425519A/en not_active Expired
- 1973-10-12 CA CA183,221A patent/CA982057A/en not_active Expired
- 1973-10-12 DE DE2351423A patent/DE2351423C2/de not_active Expired
- 1973-10-12 IT IT7330072A patent/IT995830B/it active
- 1973-10-15 NL NLAANVRAGE7314187,A patent/NL180557C/xx not_active IP Right Cessation
- 1973-10-15 FR FR7336722A patent/FR2203250B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2203250B1 (it) | 1978-01-06 |
NL180557C (nl) | 1987-03-02 |
JPS4974801U (it) | 1974-06-28 |
US3849600A (en) | 1974-11-19 |
NL180557B (nl) | 1986-10-01 |
DE2351423C2 (de) | 1985-05-30 |
NL7314187A (it) | 1974-04-16 |
JPS5251764Y2 (it) | 1977-11-25 |
GB1425519A (en) | 1976-02-18 |
DE2351423A1 (de) | 1974-04-25 |
CA982057A (en) | 1976-01-20 |
FR2203250A1 (it) | 1974-05-10 |
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