BE468378A - - Google Patents
Info
- Publication number
- BE468378A BE468378A BE468378DA BE468378A BE 468378 A BE468378 A BE 468378A BE 468378D A BE468378D A BE 468378DA BE 468378 A BE468378 A BE 468378A
- Authority
- BE
- Belgium
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
- 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
- H04R1/345—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 loudspeakers
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE468378T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE468378A true BE468378A (enrdf_load_stackoverflow) |
Family
ID=3870117
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE468378D BE468378A (enrdf_load_stackoverflow) | |||
| BE462902D BE462902A (enrdf_load_stackoverflow) |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE462902D BE462902A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (2) | BE462902A (enrdf_load_stackoverflow) |
-
0
- BE BE468378D patent/BE468378A/xx unknown
- BE BE462902D patent/BE462902A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE462902A (enrdf_load_stackoverflow) |
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| Publication | Publication Date | Title |
|---|---|---|
| BE462902A (enrdf_load_stackoverflow) |