BE529308A - - Google Patents

Info

Publication number: BE529308A
Authority: BE; Belgium

Application number

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1953-10-08

Publication of BE529308A publication Critical patent/BE529308A/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
- 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
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S84/00—Music
- Y10S84/27—Stereo

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Health & Medical Sciences (AREA)
General Health & Medical Sciences (AREA)
Otolaryngology (AREA)
Stereophonic System (AREA)

BE529308D 1953-10-08 BE529308A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US384897A US2714633A (en)	1953-10-08	1953-10-08	Perspective sound systems

Publications (1)

Publication Number	Publication Date
BE529308A true BE529308A (fr)

Family

ID=23519199

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE529308D BE529308A (fr)	1953-10-08

Country Status (4)

Country	Link
US (1)	US2714633A (fr)
BE (1)	BE529308A (fr)
FR (1)	FR1113371A (fr)
GB (1)	GB772258A (fr)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3078752A (en) *	1951-12-26	1963-02-26	Rca Corp	Circuit for simulating vibrato effect by amplitude modulation of tone by sawtooth waveform
US2942070A (en) *	1954-03-26	1960-06-21	Hammond Organ Co	Means for binaural hearing
US2941044A (en) *	1954-04-23	1960-06-14	Rca Corp	Controlled sound reproduction
US2852604A (en) *	1954-08-05	1958-09-16	Richard H Maccutcheon	Sound reproduction apparatus
US2841654A (en) *	1954-10-14	1958-07-01	Gen Precision Lab Inc	Record actuated sound system
US2927963A (en) *	1955-01-04	1960-03-08	Jordan Robert Oakes	Single channel binaural or stereo-phonic sound system
US2838608A (en) *	1955-01-13	1958-06-10	Gen Precision Lab Inc	Artificial stereophonic sound system
US2924660A (en) *	1955-01-19	1960-02-09	Simplex Equipment Corp	Compatible picture projection and sound reproduction system and apparatus therefor
US2972022A (en) *	1955-01-31	1961-02-14	Rca Corp	Noise suppressor for theater sound reproduction
US2768237A (en) *	1955-04-25	1956-10-23	Twentieth Cent Fox Film Corp	Sound system
US2978543A (en) *	1955-05-23	1961-04-04	David F Kennedy	Sound reproducing apparatus
US2922843A (en) *	1955-08-02	1960-01-26	Bell Telephone Labor Inc	Two-way television over telephone lines
US2921992A (en) *	1955-10-31	1960-01-19	Rca Corp	Phonograph apparatus
US2892039A (en) *	1956-09-13	1959-06-23	Greisman Jack	Cuing method and system
US3056854A (en) *	1957-11-27	1962-10-02	Unitronics Corp	Binaural sound system for television receivers
DE1130899B (de) *	1958-12-12	1962-06-07	Siemens Ag	Verfahren und Anordnung zum Aufzeichnen und Abtasten von Magnetogrammen
DE1252283B (fr) *	1959-03-16
US3122713A (en) *	1959-10-19	1964-02-25	Calbest Engineering & Electron	Stereophonic amplifier
US3153702A (en) *	1960-02-11	1964-10-20	Wurlitzer Co	Volume compensated stereophonic phonograph
US3217080A (en) *	1960-04-01	1965-11-09	Jr Melville Clark	Electroacoustical system
US3270135A (en) *	1962-06-21	1966-08-30	Univ Alberta	Control means for controlling electro-mechanical phenomena
GB1237684A (en) *	1967-06-27	1971-06-30	James Joseph Mcloughlin	Musical instrument
US3539701A (en) *	1967-07-07	1970-11-10	Ursula A Milde	Electrical musical instrument
US3632886A (en) *	1969-12-29	1972-01-04	Peter Scheiber	Quadrasonic sound system
JPS4974924A (fr) *	1972-11-17	1974-07-19
US3848092A (en) *	1973-07-02	1974-11-12	R Shamma	System for electronic modification of sound
USRE30278E (en) *	1974-12-30	1980-05-20	Mca Systems, Inc.	Special effects generation and control system for motion pictures
US3973839A (en) *	1974-12-30	1976-08-10	Mca Systems, Inc.	Special effects generation and control system for motion pictures
US4256389A (en) *	1978-09-27	1981-03-17	Paramount Sound Systems Corporation	Method and system of controlling sound and effects devices by a film strip
US4385814A (en) *	1980-06-25	1983-05-31	Paramount Sound Systems Corporation	System for controlling distinct devices in a theater
JPS6068800A (ja) *	1983-09-22	1985-04-19	Casio Comput Co Ltd	楽音制御装置
SG49883A1 (en) *	1991-01-08	1998-06-15	Dolby Lab Licensing Corp	Encoder/decoder for multidimensional sound fields
US6016473A (en) *	1998-04-07	2000-01-18	Dolby; Ray M.	Low bit-rate spatial coding method and system
US6624873B1 (en)	1998-05-05	2003-09-23	Dolby Laboratories Licensing Corporation	Matrix-encoded surround-sound channels in a discrete digital sound format
US7424117B2 (en)	2003-08-25	2008-09-09	Magix Ag	System and method for generating sound transitions in a surround environment
US7580909B2 (en) *	2003-08-26	2009-08-25	Northrop Grumman Corporation	Visual representation tool for structured arguments

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2116314A (en) *	1933-09-23	1938-05-03	Jenkins & Adair Inc	Controlling and sounding apparatus
US2207249A (en) *	1935-07-27	1940-07-09	Rca Corp	Recording and reproducing of sound
US2298618A (en) *	1940-07-31	1942-10-13	Walt Disney Prod	Sound reproducing system
US2313867A (en) *	1940-07-31	1943-03-16	Walt Disney Prod	Sound recording system
US2361490A (en) *	1941-12-29	1944-10-31	Rca Corp	Sound reproducing system
US2499587A (en) *	1947-02-14	1950-03-07	Rca Corp	Control track sound distribution system and record therefor

0
- BE BE529308D patent/BE529308A/xx unknown
1953
- 1953-10-08 US US384897A patent/US2714633A/en not_active Expired - Lifetime
1954
- 1954-05-07 GB GB13433/54A patent/GB772258A/en not_active Expired
- 1954-10-07 FR FR1113371D patent/FR1113371A/fr not_active Expired

Also Published As

Publication number	Publication date
US2714633A (en)	1955-08-02
GB772258A (en)	1957-04-10
FR1113371A (fr)	1956-03-28

Publication	Publication Date	Title
AT193854B (fr)	1957-12-10
AT191364A (fr)	1957-08-26
JPS313591B1 (fr)	1956-05-17
AT190646B (fr)	1957-07-10
AT193331B (fr)	1957-11-25
AT191026B (fr)	1957-07-25
AT191140B (fr)	1957-08-10
AT189958B (fr)	1957-05-25
AT192380B (fr)	1957-10-10
AT199365B (fr)	1958-08-25
AT191238B (fr)	1957-08-10
AT197771B (fr)	1958-05-27
AT196785B (fr)	1958-03-25
AT194372B (fr)	1958-01-10
AT213751B (fr)	1961-02-27
AT205166B (fr)	1959-09-10
AT194824B (fr)	1958-01-25
AT195162B (fr)	1958-01-25
AT194074B (fr)	1957-12-27
AT199317B (fr)	1958-08-25
AT195400B (fr)	1958-01-25
AU156551A (fr)
BE526615A (fr)
BE513609A (fr)
BE517732A (fr)