DK143629C - Ambiofonisk gengivelsesanlaeg - Google Patents
Ambiofonisk gengivelsesanlaegInfo
- Publication number
- DK143629C DK143629C DK253373A DK253373A DK143629C DK 143629 C DK143629 C DK 143629C DK 253373 A DK253373 A DK 253373A DK 253373 A DK253373 A DK 253373A DK 143629 C DK143629 C DK 143629C
- Authority
- DK
- Denmark
- Prior art keywords
- ambiophonic
- replacement plant
- replacement
- plant
- ambiophonic replacement
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/86—Arrangements characterised by the broadcast information itself
- H04H20/88—Stereophonic broadcast systems
- H04H20/89—Stereophonic broadcast systems using three or more audio channels, e.g. triphonic or quadraphonic
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Mathematical Analysis (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Acoustics & Sound (AREA)
- Stereophonic System (AREA)
- Stereo-Broadcasting Methods (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US25183672 | 1972-05-09 | ||
US05/251,836 US4316058A (en) | 1972-05-09 | 1972-05-09 | Sound field transmission system surrounding a listener |
Publications (2)
Publication Number | Publication Date |
---|---|
DK143629B DK143629B (da) | 1981-09-14 |
DK143629C true DK143629C (da) | 1982-02-08 |
Family
ID=22953617
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK253373A DK143629C (da) | 1972-05-09 | 1973-05-08 | Ambiofonisk gengivelsesanlaeg |
Country Status (15)
Country | Link |
---|---|
US (1) | US4316058A (es) |
JP (1) | JPS4956504A (es) |
AT (1) | AT348270B (es) |
BR (1) | BR7303333D0 (es) |
CA (1) | CA984301A (es) |
CH (1) | CH595726A5 (es) |
DD (1) | DD104674A5 (es) |
DE (1) | DE2317123A1 (es) |
DK (1) | DK143629C (es) |
ES (1) | ES414569A1 (es) |
FR (1) | FR2183976B1 (es) |
GB (1) | GB1439174A (es) |
IT (1) | IT984180B (es) |
NL (1) | NL7306406A (es) |
SE (1) | SE385426B (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4464745A (en) * | 1981-11-27 | 1984-08-07 | Sanders Associates, Inc. | High dynamic range multiplexing system |
CA1236607A (en) * | 1985-09-23 | 1988-05-10 | Northern Telecom Limited | Microphone arrangement |
US4748669A (en) * | 1986-03-27 | 1988-05-31 | Hughes Aircraft Company | Stereo enhancement system |
US5625696A (en) * | 1990-06-08 | 1997-04-29 | Harman International Industries, Inc. | Six-axis surround sound processor with improved matrix and cancellation control |
FR2682249B1 (fr) * | 1991-10-08 | 1993-12-03 | Thomson Csf | Procede de demodulation numerique d'un signal composite. |
US5802181A (en) * | 1994-03-07 | 1998-09-01 | Sony Corporation | Theater sound system with upper surround channels |
US5661808A (en) | 1995-04-27 | 1997-08-26 | Srs Labs, Inc. | Stereo enhancement system |
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 |
WO2014190140A1 (en) | 2013-05-23 | 2014-11-27 | Alan Kraemer | Headphone audio enhancement system |
DE102021203639A1 (de) * | 2021-04-13 | 2022-10-13 | Kaetel Systems Gmbh | Lautsprechersystem, Verfahren zum Herstellen des Lautsprechersystems, Beschallungsanlage für einen Vorführbereich und Vorführbereich |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3257511A (en) * | 1960-04-18 | 1966-06-21 | Zenith Radio Corp | Stereo em transmission system |
US3375329A (en) * | 1967-05-02 | 1968-03-26 | Francis E Ryan | Monaxial quadraphonic recording system |
US3708623A (en) * | 1970-04-29 | 1973-01-02 | Quadracast Syst Inc | Compatible four channel fm system |
US3679832A (en) * | 1971-03-23 | 1972-07-25 | Bell Telephone Labor Inc | Three-channel fm stereo transmission |
FR2136450A5 (es) * | 1971-04-15 | 1972-12-22 | Matsushita Electric Ind Co Ltd | |
DE2327834C3 (de) * | 1973-06-01 | 1979-09-13 | Kloeckner-Humboldt-Deutz Ag, 5000 Koeln | Vorrichtung zum Trennen von Mischungen wenigstens teilweise schmelzflüssiger Metalle, Metallverbindungen und/oder metallhaltiger Schlacke in mindestens zwei Phasen unterschiedlicher Dichte |
-
1972
- 1972-05-09 US US05/251,836 patent/US4316058A/en not_active Expired - Lifetime
-
1973
- 1973-04-05 DE DE2317123A patent/DE2317123A1/de not_active Withdrawn
- 1973-04-24 CA CA169,400A patent/CA984301A/en not_active Expired
- 1973-04-30 IT IT23575/73A patent/IT984180B/it active
- 1973-05-07 DD DD170652A patent/DD104674A5/xx unknown
- 1973-05-07 SE SE7306374A patent/SE385426B/xx unknown
- 1973-05-07 CH CH646373A patent/CH595726A5/xx not_active IP Right Cessation
- 1973-05-08 BR BR3333/73A patent/BR7303333D0/pt unknown
- 1973-05-08 GB GB2174873A patent/GB1439174A/en not_active Expired
- 1973-05-08 NL NL7306406A patent/NL7306406A/xx not_active Application Discontinuation
- 1973-05-08 DK DK253373A patent/DK143629C/da active
- 1973-05-08 JP JP48051040A patent/JPS4956504A/ja active Pending
- 1973-05-09 ES ES414569A patent/ES414569A1/es not_active Expired
- 1973-05-09 AT AT410373A patent/AT348270B/de not_active IP Right Cessation
- 1973-05-09 FR FR7316631A patent/FR2183976B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DK143629B (da) | 1981-09-14 |
BR7303333D0 (pt) | 1974-07-11 |
GB1439174A (en) | 1976-06-09 |
US4316058A (en) | 1982-02-16 |
DE2317123A1 (de) | 1973-11-22 |
FR2183976A1 (es) | 1973-12-21 |
FR2183976B1 (es) | 1977-12-30 |
AU5511573A (en) | 1974-11-07 |
SE385426B (sv) | 1976-06-28 |
JPS4956504A (es) | 1974-06-01 |
NL7306406A (es) | 1973-11-13 |
AT348270B (de) | 1979-02-12 |
CH595726A5 (es) | 1978-02-28 |
ATA410373A (de) | 1978-06-15 |
ES414569A1 (es) | 1976-02-01 |
CA984301A (en) | 1976-02-24 |
DD104674A5 (es) | 1974-03-12 |
IT984180B (it) | 1974-11-20 |
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