KR890005973U - Surround circuit automatic control circuit - Google Patents
Surround circuit automatic control circuitInfo
- Publication number
- KR890005973U KR890005973U KR2019870014386U KR870014386U KR890005973U KR 890005973 U KR890005973 U KR 890005973U KR 2019870014386 U KR2019870014386 U KR 2019870014386U KR 870014386 U KR870014386 U KR 870014386U KR 890005973 U KR890005973 U KR 890005973U
- Authority
- KR
- South Korea
- Prior art keywords
- circuit
- automatic control
- surround
- control circuit
- circuit automatic
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019870014386U KR900001740Y1 (en) | 1987-08-27 | 1987-08-27 | Automatic control circuits of surround circuits |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019870014386U KR900001740Y1 (en) | 1987-08-27 | 1987-08-27 | Automatic control circuits of surround circuits |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR890005973U true KR890005973U (en) | 1989-04-21 |
| KR900001740Y1 KR900001740Y1 (en) | 1990-03-05 |
Family
ID=19267012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR2019870014386U Expired KR900001740Y1 (en) | 1987-08-27 | 1987-08-27 | Automatic control circuits of surround circuits |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR900001740Y1 (en) |
-
1987
- 1987-08-27 KR KR2019870014386U patent/KR900001740Y1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| KR900001740Y1 (en) | 1990-03-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| UA0108 | Application for utility model registration |
Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19870827 |
|
| UA0201 | Request for examination |
Patent event date: 19870827 Patent event code: UA02012R01D Comment text: Request for Examination of Application |
|
| UG1501 | Laying open of application | ||
| UG1604 | Publication of application |
Patent event code: UG16041S01I Comment text: Decision on Publication of Application Patent event date: 19900205 |
|
| E701 | Decision to grant or registration of patent right | ||
| UE0701 | Decision of registration |
Patent event date: 19900522 Comment text: Decision to Grant Registration Patent event code: UE07011S01D |
|
| REGI | Registration of establishment | ||
| UR0701 | Registration of establishment |
Patent event date: 19900810 Patent event code: UR07011E01D Comment text: Registration of Establishment |
|
| UR1002 | Payment of registration fee |
Start annual number: 1 End annual number: 3 Payment date: 19900810 |
|
| UR1001 | Payment of annual fee |
Payment date: 19930112 Start annual number: 4 End annual number: 4 |
|
| FPAY | Annual fee payment |
Payment date: 19931229 Year of fee payment: 5 |
|
| UR1001 | Payment of annual fee |
Payment date: 19931229 Start annual number: 5 End annual number: 5 |
|
| LAPS | Lapse due to unpaid annual fee | ||
| UC1903 | Unpaid annual fee |
Termination date: 19961125 Termination category: Default of registration fee |