JPS56149895A - Speaker system - Google Patents
Speaker systemInfo
- Publication number
- JPS56149895A JPS56149895A JP4384081A JP4384081A JPS56149895A JP S56149895 A JPS56149895 A JP S56149895A JP 4384081 A JP4384081 A JP 4384081A JP 4384081 A JP4384081 A JP 4384081A JP S56149895 A JPS56149895 A JP S56149895A
- Authority
- JP
- Japan
- Prior art keywords
- speaker system
- speaker
- 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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
- H04R1/2884—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of the enclosure structure, i.e. strengthening or shape of the enclosure
- H04R1/2888—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of the enclosure structure, i.e. strengthening or shape of the enclosure for loudspeaker transducers
-
- 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
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/227—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only using transducers reproducing the same frequency band
-
- 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
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
-
- 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
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
- H04R1/2876—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding
- H04R1/288—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding for loudspeaker transducers
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH244480 | 1980-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS56149895A true JPS56149895A (en) | 1981-11-19 |
Family
ID=4233961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4384081A Pending JPS56149895A (en) | 1980-03-28 | 1981-03-25 | Speaker system |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0037139A1 (da) |
| JP (1) | JPS56149895A (da) |
| DK (1) | DK104781A (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NZ225001A (en) * | 1987-06-16 | 1990-09-26 | Matsushita Electric Industrial Co Ltd | Loudspeaker: reflected sound waves absorbed |
| US5169104A (en) * | 1991-10-02 | 1992-12-08 | Kwoh Frederick Y S | Speaker stand |
| DE102023125064A1 (de) * | 2023-09-15 | 2025-03-20 | Dominik Sitter | Reaktives Schallwandler-System |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE561608C (de) * | 1929-08-31 | 1932-10-15 | Lorenz Akt Ges C | Elektrischer trichterloser Lautsprecher |
| US2806547A (en) * | 1954-01-11 | 1957-09-17 | Robert L Sewell | Enclosures for sound reproduction |
| FR1143609A (fr) * | 1954-07-21 | 1957-10-03 | Perfectionnement aux électrophones | |
| US3165587A (en) * | 1962-10-08 | 1965-01-12 | Richard L Alderson | Multiple-loudspeaker system |
| DE2307146A1 (de) * | 1973-02-14 | 1974-08-22 | Ernst Rauhut | Lautsprechergehaeuse |
-
1981
- 1981-03-06 DK DK104781A patent/DK104781A/da unknown
- 1981-03-14 EP EP81200291A patent/EP0037139A1/de not_active Withdrawn
- 1981-03-25 JP JP4384081A patent/JPS56149895A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DK104781A (da) | 1981-09-29 |
| EP0037139A1 (de) | 1981-10-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB2078463B (en) | Headphones | |
| GB2126044B (en) | Loudspeaker system | |
| ZA815926B (en) | Event-logging system | |
| GB2098025B (en) | Loudspeaker system | |
| GB2082019B (en) | Headphones | |
| GB2130048B (en) | Speaker system | |
| JPS57112199A (en) | Microphone | |
| DE3165462D1 (en) | Teledistribution system | |
| GB2101448B (en) | Speaker system | |
| GB2082359B (en) | Lamp-dimming system | |
| SG10984G (en) | Amplifier arrangement | |
| GB2084783B (en) | Audio system | |
| DE3169272D1 (en) | Audio system | |
| GB2088436B (en) | Well system | |
| JPS5752297A (en) | Speaker unit | |
| CS192781A1 (en) | System dalkoveho ovladani barviciho zarizeni u tiskovych stroju | |
| DE3264559D1 (en) | Speaker system | |
| GB2074808B (en) | Missile-guidance system | |
| GB2087615B (en) | Audio-visual communicating system | |
| JPS56101298A (en) | Measurementtinstrument indicationncontrol system | |
| JPS5742098A (en) | Speaker identifying system | |
| JPS5722294A (en) | Speaker recognizing system | |
| JPS57140438A (en) | Three-coupling system | |
| GB2130056B (en) | Triphonic sound system | |
| JPS56128092A (en) | Loudspeaker system |