IT1084158B - Perfezionamenti nei sistemi stereofonici a variazione di fase o relativi ad essi - Google Patents

Perfezionamenti nei sistemi stereofonici a variazione di fase o relativi ad essi

Info

Publication number
IT1084158B
IT1084158B IT26742/77A IT2674277A IT1084158B IT 1084158 B IT1084158 B IT 1084158B IT 26742/77 A IT26742/77 A IT 26742/77A IT 2674277 A IT2674277 A IT 2674277A IT 1084158 B IT1084158 B IT 1084158B
Authority
IT
Italy
Prior art keywords
phase variation
stereo systems
stereo
systems
variation
Prior art date
Application number
IT26742/77A
Other languages
English (en)
Original Assignee
Novanex Automation Nv
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.)
Filing date
Publication date
Priority claimed from NL7609130A external-priority patent/NL7609130A/xx
Priority claimed from NL7700737A external-priority patent/NL7700737A/xx
Application filed by Novanex Automation Nv filed Critical Novanex Automation Nv
Application granted granted Critical
Publication of IT1084158B publication Critical patent/IT1084158B/it

Links

Classifications

    • 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 

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Amplifiers (AREA)
IT26742/77A 1976-08-17 1977-08-17 Perfezionamenti nei sistemi stereofonici a variazione di fase o relativi ad essi IT1084158B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7609130A NL7609130A (nl) 1976-08-17 1976-08-17 Fazestereostelsel.
NL7700737A NL7700737A (en) 1977-01-25 1977-01-25 Stereo sound reproduction system - has two variable delay lines controlled from single potentiometer to extend range of stereo effect (NL 21.2.78)

Publications (1)

Publication Number Publication Date
IT1084158B true IT1084158B (it) 1985-05-25

Family

ID=26645239

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26742/77A IT1084158B (it) 1976-08-17 1977-08-17 Perfezionamenti nei sistemi stereofonici a variazione di fase o relativi ad essi

Country Status (5)

Country Link
US (1) US4208546A (it)
DE (1) DE2736558A1 (it)
FR (1) FR2362548A1 (it)
GB (1) GB1584995A (it)
IT (1) IT1084158B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4188504A (en) * 1977-04-25 1980-02-12 Victor Company Of Japan, Limited Signal processing circuit for binaural signals
EP0206456A3 (en) * 1985-06-20 1988-09-14 Consolidated Electronics Ltd. Automatic phase correction of stereo tape replay apparatus
US4685134A (en) * 1985-07-19 1987-08-04 Rca Corporation Multichannel computer generated sound synthesis system
FR2595529B1 (fr) * 1986-03-06 1990-04-06 Gandolfi Patrick Synthetiseur simulateur de stereophonie
US4748669A (en) * 1986-03-27 1988-05-31 Hughes Aircraft Company Stereo enhancement system
DE3932858C2 (de) * 1988-12-07 1996-12-19 Onkyo Kk Stereophonisches Wiedergabesystem
DE4440451C2 (de) * 1994-11-03 1999-12-09 Erdmann Mueller Richtungssteller für zweikanalige Stereofonie
US5661808A (en) 1995-04-27 1997-08-26 Srs Labs, Inc. Stereo enhancement system
US5862228A (en) * 1997-02-21 1999-01-19 Dolby Laboratories Licensing Corporation Audio matrix encoding
US6449368B1 (en) 1997-03-14 2002-09-10 Dolby Laboratories Licensing Corporation Multidirectional audio decoding
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
US9258664B2 (en) 2013-05-23 2016-02-09 Comhear, Inc. Headphone audio enhancement system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB399554A (en) * 1932-04-08 1933-10-09 Bartlett Jones W Improvements in the art of reproducing and presenting sound
US2920138A (en) * 1957-02-19 1960-01-05 Lawrence J Fogel System for improving intelligibility
US3504120A (en) * 1966-05-27 1970-03-31 Bell Telephone Labor Inc Binaural fusion listening system
DE1941636C3 (de) * 1969-08-16 1973-10-25 Peter Dr. 3380 Goslar Damaske Verfahren und Anordnung zur rieh tungsgetreuen breitbandigen Abbildung von Schallfeldern unter Verwendung korn pensierender Hilfssignale
ZA717379B (en) * 1970-11-09 1972-07-26 Pioneer Electronic Corp A reproducing device for artificial four channel stereo
DE2143044A1 (de) * 1971-08-27 1973-03-01 Standard Elektrik Lorenz Ag Verfahren zur quasiquadrophonischen wiedergabe von zweikanaligen stereosignalen
DE2253696B1 (de) * 1972-11-02 1974-02-21 Electroacustic Gmbh, 2300 Kiel Verfahren zur verringerung von stoerspannungen bei mehrkanaliger wiedergabe von akustischen darbietungen
JPS5645360B2 (it) * 1973-12-27 1981-10-26
JPS51132803A (en) * 1975-04-17 1976-11-18 Nippon Hoso Kyokai <Nhk> Sound field expander

Also Published As

Publication number Publication date
GB1584995A (en) 1981-02-18
DE2736558A1 (de) 1978-02-23
US4208546A (en) 1980-06-17
FR2362548A1 (fr) 1978-03-17

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