KR880014310U - Speaker sound direction adjuster - Google Patents
Speaker sound direction adjusterInfo
- Publication number
- KR880014310U KR880014310U KR2019860020186U KR860020186U KR880014310U KR 880014310 U KR880014310 U KR 880014310U KR 2019860020186 U KR2019860020186 U KR 2019860020186U KR 860020186 U KR860020186 U KR 860020186U KR 880014310 U KR880014310 U KR 880014310U
- Authority
- KR
- South Korea
- Prior art keywords
- speaker sound
- sound direction
- direction adjuster
- adjuster
- speaker
- Prior art date
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
- H04R1/323—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for loudspeakers
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019860020186U KR890008585Y1 (en) | 1986-12-16 | 1986-12-16 | The sound direction controller in speaker cabinet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019860020186U KR890008585Y1 (en) | 1986-12-16 | 1986-12-16 | The sound direction controller in speaker cabinet |
Publications (2)
Publication Number | Publication Date |
---|---|
KR880014310U true KR880014310U (en) | 1988-08-31 |
KR890008585Y1 KR890008585Y1 (en) | 1989-11-30 |
Family
ID=19257979
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019860020186U KR890008585Y1 (en) | 1986-12-16 | 1986-12-16 | The sound direction controller in speaker cabinet |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR890008585Y1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990054458A (en) * | 1997-12-26 | 1999-07-15 | 윤종용 | Speaker sound direction adjusting device of electronic products |
-
1986
- 1986-12-16 KR KR2019860020186U patent/KR890008585Y1/en not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990054458A (en) * | 1997-12-26 | 1999-07-15 | 윤종용 | Speaker sound direction adjusting device of electronic products |
Also Published As
Publication number | Publication date |
---|---|
KR890008585Y1 (en) | 1989-11-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
LAPS | Lapse due to unpaid annual fee |