NL69032C - - Google Patents
Info
- Publication number
- NL69032C NL69032C NL69032DA NL69032C NL 69032 C NL69032 C NL 69032C NL 69032D A NL69032D A NL 69032DA NL 69032 C NL69032 C NL 69032C
- Authority
- NL
- Netherlands
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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
- H04R1/406—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers microphones
-
- 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
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic Arrangements (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL626086X | 1943-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL69032C true NL69032C (xx) |
Family
ID=19788573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL69032D NL69032C (xx) | 1943-05-17 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2563010A (xx) |
| BE (1) | BE455912A (xx) |
| DE (1) | DE879704C (xx) |
| FR (1) | FR905354A (xx) |
| GB (1) | GB626086A (xx) |
| NL (1) | NL69032C (xx) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2787183A (en) * | 1954-05-24 | 1957-04-02 | Donald J Russo | Microphone arrangement for accordions |
| NL220145A (xx) * | 1956-08-31 | |||
| JPS604640B2 (ja) * | 1975-07-30 | 1985-02-05 | ソニー株式会社 | 擬似頭 |
| JPS5230402A (en) * | 1975-09-04 | 1977-03-08 | Victor Co Of Japan Ltd | Multichannel stereo system |
| DE3509376A1 (de) * | 1984-03-27 | 1985-11-07 | Head Stereo GmbH Kopfbezogene Aufnahme- und Wiedergabetechnik, 8000 München | Kunstkopf-messsystem |
| US4675906A (en) * | 1984-12-20 | 1987-06-23 | At&T Company, At&T Bell Laboratories | Second order toroidal microphone |
| DE3512155A1 (de) * | 1985-04-03 | 1985-10-31 | Gerhard 4330 Mülheim Woywod | Elektroakustische anordnung fuer richtungsorientiertes, raeumliches hoeren |
| DE3600011C2 (de) * | 1986-01-02 | 1994-08-25 | J Hinrich Prof Dr Peters | Kunstkopfartige Tonaufnahmeanordnung |
| GB2246861B (en) * | 1990-08-06 | 1992-10-07 | David Geoffrey Edwards | Blast gauge |
| US5627901A (en) * | 1993-06-23 | 1997-05-06 | Apple Computer, Inc. | Directional microphone for computer visual display monitor and method for construction |
| US5793873A (en) * | 1996-07-07 | 1998-08-11 | Visual Sound Limited Partnership | Sound capturing method and device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1329925A (en) * | 1917-05-22 | 1920-02-03 | Frances W Perkins | Sound detector and recorder |
| US1855149A (en) * | 1927-04-13 | 1932-04-19 | Jones W Bartlett | Method and means for the ventriloquial production of sound |
| US1855146A (en) * | 1928-12-14 | 1932-04-19 | Jones W Bartlett | Method and apparatus for audition |
| US2414695A (en) * | 1939-10-31 | 1947-01-21 | Rca Corp | Apparatus for locating sound sources |
-
0
- BE BE455912D patent/BE455912A/xx unknown
- NL NL69032D patent/NL69032C/xx active
-
1944
- 1944-05-13 DE DEN2468D patent/DE879704C/de not_active Expired
- 1944-06-23 FR FR905354D patent/FR905354A/fr not_active Expired
-
1945
- 1945-09-24 US US618334A patent/US2563010A/en not_active Expired - Lifetime
-
1946
- 1946-11-21 GB GB34545/46A patent/GB626086A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE455912A (xx) | |
| GB626086A (en) | 1949-07-08 |
| FR905354A (fr) | 1945-12-03 |
| DE879704C (de) | 1953-06-15 |
| US2563010A (en) | 1951-08-07 |