NO892701L - - Google Patents
Info
- Publication number
- NO892701L NO892701L NO892701A NO892701A NO892701L NO 892701 L NO892701 L NO 892701L NO 892701 A NO892701 A NO 892701A NO 892701 A NO892701 A NO 892701A NO 892701 L NO892701 L NO 892701L
- Authority
- NO
- Norway
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
- 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
- H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
-
- 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
- H04R3/12—Circuits for transducers for distributing signals to two or more loudspeakers
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)
- Circuit For Audible Band Transducer (AREA)
- Stereophonic System (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO892701A NO168500C (no) | 1989-06-28 | 1989-06-28 | Elektroakustisk transdusersystem til reproduksjon eller opptak av lyd. |
| PCT/NO1990/000195 WO1992012604A1 (en) | 1989-06-28 | 1990-12-27 | Electoacoustic transducer system for sound recording or reproduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO892701A NO168500C (no) | 1989-06-28 | 1989-06-28 | Elektroakustisk transdusersystem til reproduksjon eller opptak av lyd. |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| NO892701D0 NO892701D0 (no) | 1989-06-28 |
| NO892701L true NO892701L (https=) | 1991-01-02 |
| NO168500B NO168500B (no) | 1991-11-18 |
| NO168500C NO168500C (no) | 1992-02-26 |
Family
ID=19892192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO892701A NO168500C (no) | 1989-06-28 | 1989-06-28 | Elektroakustisk transdusersystem til reproduksjon eller opptak av lyd. |
Country Status (2)
| Country | Link |
|---|---|
| NO (1) | NO168500C (https=) |
| WO (1) | WO1992012604A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5309518A (en) * | 1992-10-15 | 1994-05-03 | Bose Corporation | Multiple driver electroacoustical transducing |
| JP3127066B2 (ja) * | 1992-10-30 | 2001-01-22 | インターナショナル・ビジネス・マシーンズ・コーポレ−ション | パーソナル・マルチメディア・スピーカ・システム |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1456790A (en) * | 1975-02-13 | 1976-11-24 | Taylor P H | Sound radiating apparatus and systems |
| NL8001119A (nl) * | 1980-02-25 | 1981-09-16 | Philips Nv | Richtingsonafhankelijk luidsprekerszuil- of vlak. |
-
1989
- 1989-06-28 NO NO892701A patent/NO168500C/no unknown
-
1990
- 1990-12-27 WO PCT/NO1990/000195 patent/WO1992012604A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| NO168500C (no) | 1992-02-26 |
| NO892701D0 (no) | 1989-06-28 |
| NO168500B (no) | 1991-11-18 |
| WO1992012604A1 (en) | 1992-07-23 |