ATA445675A - ARRANGEMENT FOR DIRECTED SOUND RECEPTION - Google Patents
ARRANGEMENT FOR DIRECTED SOUND RECEPTIONInfo
- Publication number
- ATA445675A ATA445675A AT445675A AT445675A ATA445675A AT A445675 A ATA445675 A AT A445675A AT 445675 A AT445675 A AT 445675A AT 445675 A AT445675 A AT 445675A AT A445675 A ATA445675 A AT A445675A
- Authority
- AT
- Austria
- Prior art keywords
- arrangement
- sound reception
- directed sound
- directed
- reception
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers
- H04R3/005—Circuits for transducers for combining the signals of two or more microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
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)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742439634 DE2439634B1 (en) | 1974-08-19 | 1974-08-19 | ARRANGEMENT FOR DIRECTED SOUND RECEPTION |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA445675A true ATA445675A (en) | 1978-07-15 |
| AT348606B AT348606B (en) | 1979-02-26 |
Family
ID=5923514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT445675A AT348606B (en) | 1974-08-19 | 1975-06-11 | ARRANGEMENT FOR DIRECTED SOUND RECEPTION |
Country Status (4)
| Country | Link |
|---|---|
| AT (1) | AT348606B (en) |
| DE (1) | DE2439634B1 (en) |
| FR (1) | FR2282768A1 (en) |
| SE (1) | SE398189B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1091588A (en) * | 1976-11-01 | 1980-12-16 | William R. Wray | Receiving system having a pre-selected directional rejection characteristic |
| JPS5939198A (en) * | 1982-08-27 | 1984-03-03 | Victor Co Of Japan Ltd | Microphone device |
| DE8529437U1 (en) * | 1985-10-16 | 1987-06-11 | Siemens AG, 1000 Berlin und 8000 München | Directional microphone |
| US5463694A (en) * | 1993-11-01 | 1995-10-31 | Motorola | Gradient directional microphone system and method therefor |
| US6788791B2 (en) | 2002-08-09 | 2004-09-07 | Shure Incorporated | Delay network microphones with harmonic nesting |
-
1974
- 1974-08-19 DE DE19742439634 patent/DE2439634B1/en not_active Withdrawn
-
1975
- 1975-06-11 AT AT445675A patent/AT348606B/en not_active IP Right Cessation
- 1975-06-17 SE SE7506924A patent/SE398189B/en unknown
- 1975-08-14 FR FR7525837A patent/FR2282768A1/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| SE398189B (en) | 1977-12-05 |
| AT348606B (en) | 1979-02-26 |
| SE7506924L (en) | 1976-02-20 |
| FR2282768A1 (en) | 1976-03-19 |
| FR2282768B1 (en) | 1980-04-11 |
| DE2439634B1 (en) | 1976-03-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |