FR2260246B1 - - Google Patents
Info
- Publication number
- FR2260246B1 FR2260246B1 FR7403269A FR7403269A FR2260246B1 FR 2260246 B1 FR2260246 B1 FR 2260246B1 FR 7403269 A FR7403269 A FR 7403269A FR 7403269 A FR7403269 A FR 7403269A FR 2260246 B1 FR2260246 B1 FR 2260246B1
- Authority
- FR
- France
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/027—Spatial or constructional arrangements of microphones, e.g. in dummy heads
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
- Stereophonic Arrangements (AREA)
- Stereo-Broadcasting Methods (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7403269A FR2260246B1 (US07714131-20100511-C00024.png) | 1974-01-31 | 1974-01-31 | |
| IT19737/75A IT1031278B (it) | 1974-01-31 | 1975-01-30 | Perfezionamenti ai dispositividi ripresa sondra e di rest ituzione tetrafuniche |
| GB419175A GB1456812A (en) | 1974-01-31 | 1975-01-30 | Sound pick-up device for multiphonic broadcasting and recording |
| DE19752503778 DE2503778C3 (de) | 1974-01-31 | 1975-01-30 | Tonübertragungssystem mit mindestens vier Kanälen und mit einer Tonaufnahmeeinrichtung |
| BE152950A BE825062A (fr) | 1974-01-31 | 1975-01-31 | Perfectionnements aux disposities de prise de son et de restitution tetraphoniques |
| JP50013253A JPS50127602A (US07714131-20100511-C00024.png) | 1974-01-31 | 1975-01-31 | |
| US05/545,831 US3940560A (en) | 1974-01-31 | 1975-01-31 | Quadriphonic sound pick-up and reproduction devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7403269A FR2260246B1 (US07714131-20100511-C00024.png) | 1974-01-31 | 1974-01-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2260246A1 FR2260246A1 (US07714131-20100511-C00024.png) | 1975-08-29 |
| FR2260246B1 true FR2260246B1 (US07714131-20100511-C00024.png) | 1978-04-21 |
Family
ID=9134296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7403269A Expired FR2260246B1 (US07714131-20100511-C00024.png) | 1974-01-31 | 1974-01-31 |
Country Status (6)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS522402A (en) * | 1975-06-24 | 1977-01-10 | Victor Co Of Japan Ltd | Sound field recorder in four channel stereo system based binaural sign al |
| JPS5230402A (en) * | 1975-09-04 | 1977-03-08 | Victor Co Of Japan Ltd | Multichannel stereo system |
| US4072821A (en) * | 1976-05-10 | 1978-02-07 | Cbs Inc. | Microphone system for producing signals for quadraphonic reproduction |
| US4096353A (en) * | 1976-11-02 | 1978-06-20 | Cbs Inc. | Microphone system for producing signals for quadraphonic reproduction |
| IT1283803B1 (it) * | 1996-08-13 | 1998-04-30 | Luca Gubert Finsterle | Sistema di registrazione dei suoni a due canali e sistema di riproduzione dei suoni tramite almeno quattro diffusori con |
| TWI450602B (zh) * | 2012-06-06 | 2014-08-21 | Nat Univ Tsing Hua | 微型電子式獵槍麥克風 |
| US9516417B2 (en) * | 2013-01-02 | 2016-12-06 | Microsoft Technology Licensing, Llc | Boundary binaural microphone array |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB984601A (en) * | 1962-08-28 | 1965-02-24 | Evered & Co Ltd | Improvements in glider castors for the legs of furniture |
| CA938560A (en) * | 1969-11-28 | 1973-12-18 | Victor Company Of Japan | System for recording and/or reproducing four channel signals on a record disc |
-
1974
- 1974-01-31 FR FR7403269A patent/FR2260246B1/fr not_active Expired
-
1975
- 1975-01-30 GB GB419175A patent/GB1456812A/en not_active Expired
- 1975-01-30 IT IT19737/75A patent/IT1031278B/it active
- 1975-01-31 JP JP50013253A patent/JPS50127602A/ja active Pending
- 1975-01-31 BE BE152950A patent/BE825062A/xx not_active IP Right Cessation
- 1975-01-31 US US05/545,831 patent/US3940560A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| BE825062A (fr) | 1975-05-15 |
| GB1456812A (en) | 1976-11-24 |
| DE2503778B2 (de) | 1976-11-25 |
| IT1031278B (it) | 1979-04-30 |
| FR2260246A1 (US07714131-20100511-C00024.png) | 1975-08-29 |
| JPS50127602A (US07714131-20100511-C00024.png) | 1975-10-07 |
| US3940560A (en) | 1976-02-24 |
| DE2503778A1 (de) | 1975-08-07 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |