AU1314197A - Sound recording apparatuses and sound recording and reproducing apparatuses - Google Patents
Sound recording apparatuses and sound recording and reproducing apparatusesInfo
- Publication number
- AU1314197A AU1314197A AU13141/97A AU1314197A AU1314197A AU 1314197 A AU1314197 A AU 1314197A AU 13141/97 A AU13141/97 A AU 13141/97A AU 1314197 A AU1314197 A AU 1314197A AU 1314197 A AU1314197 A AU 1314197A
- Authority
- AU
- Australia
- Prior art keywords
- sound recording
- apparatuses
- reproducing
- reproducing apparatuses
- sound
- 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.)
- Abandoned
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
- H04R3/02—Circuits for transducers, loudspeakers or microphones for preventing acoustic reaction, i.e. acoustic oscillatory feedback
-
- 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
- H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
- H04R1/342—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for microphones
-
- 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
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- General Health & Medical Sciences (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9600488 | 1996-01-17 | ||
FR9600488A FR2743685B1 (en) | 1996-01-17 | 1996-01-17 | SOUND-TAKING APPARATUS AND SOUND-TAKING AND SOUND-MAKING APPARATUS |
PCT/FR1997/000072 WO1997026774A1 (en) | 1996-01-17 | 1997-01-15 | Sound recording apparatuses and sound recording and reproducing apparatuses |
Publications (1)
Publication Number | Publication Date |
---|---|
AU1314197A true AU1314197A (en) | 1997-08-11 |
Family
ID=9488182
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU13141/97A Abandoned AU1314197A (en) | 1996-01-17 | 1997-01-15 | Sound recording apparatuses and sound recording and reproducing apparatuses |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU1314197A (en) |
FR (1) | FR2743685B1 (en) |
WO (1) | WO1997026774A1 (en) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1181846A (en) * | 1967-08-15 | 1970-02-18 | Farrat Machinery Ltd | Improvements in Vibration Absorbing Pads |
FR2617660B1 (en) * | 1987-06-30 | 1990-06-08 | Larvor Rene | SOUND RECORDING AND RESTITUTION DEVICE, PARTICULARLY FOR AUDIO-CONFERENCES |
JPH0544777A (en) * | 1991-08-09 | 1993-02-23 | Sharp Corp | Vibration absorber |
FR2702918B1 (en) * | 1993-03-19 | 1995-05-12 | Prescom Sarl | Sound recording and reproducing apparatus, and its application to audio conference. |
-
1996
- 1996-01-17 FR FR9600488A patent/FR2743685B1/en not_active Expired - Fee Related
-
1997
- 1997-01-15 WO PCT/FR1997/000072 patent/WO1997026774A1/en active Application Filing
- 1997-01-15 AU AU13141/97A patent/AU1314197A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
FR2743685B1 (en) | 1998-02-20 |
FR2743685A1 (en) | 1997-07-18 |
WO1997026774A1 (en) | 1997-07-24 |
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