JPS5485701A - Method of and device for collecting sound within closed space - Google Patents
Method of and device for collecting sound within closed spaceInfo
- Publication number
- JPS5485701A JPS5485701A JP14896778A JP14896778A JPS5485701A JP S5485701 A JPS5485701 A JP S5485701A JP 14896778 A JP14896778 A JP 14896778A JP 14896778 A JP14896778 A JP 14896778A JP S5485701 A JPS5485701 A JP S5485701A
- Authority
- JP
- Japan
- Prior art keywords
- closed space
- collecting sound
- sound
- collecting
- closed
- Prior art date
- 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.)
- Pending
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
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/005—Circuits for transducers, loudspeakers or microphones 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; 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R27/00—Public address systems
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- General Health & Medical Sciences (AREA)
- Circuit For Audible Band Transducer (AREA)
- Stereophonic Arrangements (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7736328A FR2410930A1 (fr) | 1977-12-02 | 1977-12-02 | Procede de prise de son dans une salle et installation pour la mise en oeuvre de ce procede |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5485701A true JPS5485701A (en) | 1979-07-07 |
Family
ID=9198372
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14896778A Pending JPS5485701A (en) | 1977-12-02 | 1978-12-01 | Method of and device for collecting sound within closed space |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0002413A1 (fr) |
JP (1) | JPS5485701A (fr) |
FR (1) | FR2410930A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60248099A (ja) * | 1983-12-14 | 1985-12-07 | ドイツチエ ポスト ルントフンク−ウント フエルンゼ−テヘニツシエス ツエントラルアムト | 大空間向音響装置 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2702118B1 (fr) * | 1993-02-23 | 1995-05-05 | Gregoire Le Tourneur | Dispositif multicapteurs de prise de son et de traitement du signal associé. |
US20120189140A1 (en) * | 2011-01-21 | 2012-07-26 | Apple Inc. | Audio-sharing network |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2896189A (en) * | 1952-02-08 | 1959-07-21 | Electro Voice | Higher order pressure gradient microphone system having adjustable polar response pattern |
US3109066A (en) * | 1959-12-15 | 1963-10-29 | Bell Telephone Labor Inc | Sound control system |
US3538254A (en) * | 1968-07-30 | 1970-11-03 | Ancha Electronics Inc | Automatic sound system with a plurality of microphones |
US3644674A (en) * | 1969-06-30 | 1972-02-22 | Bell Telephone Labor Inc | Ambient noise suppressor |
US3952156A (en) * | 1972-09-07 | 1976-04-20 | Xerox Corporation | Signal processing system |
-
1977
- 1977-12-02 FR FR7736328A patent/FR2410930A1/fr not_active Withdrawn
-
1978
- 1978-12-01 EP EP78400205A patent/EP0002413A1/fr not_active Withdrawn
- 1978-12-01 JP JP14896778A patent/JPS5485701A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60248099A (ja) * | 1983-12-14 | 1985-12-07 | ドイツチエ ポスト ルントフンク−ウント フエルンゼ−テヘニツシエス ツエントラルアムト | 大空間向音響装置 |
Also Published As
Publication number | Publication date |
---|---|
FR2410930A1 (fr) | 1979-06-29 |
EP0002413A1 (fr) | 1979-06-13 |
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