KR890005896U - Noise output prevention circuit of TV video amplifier - Google Patents
Noise output prevention circuit of TV video amplifierInfo
- Publication number
- KR890005896U KR890005896U KR2019870014860U KR870014860U KR890005896U KR 890005896 U KR890005896 U KR 890005896U KR 2019870014860 U KR2019870014860 U KR 2019870014860U KR 870014860 U KR870014860 U KR 870014860U KR 890005896 U KR890005896 U KR 890005896U
- Authority
- KR
- South Korea
- Prior art keywords
- prevention circuit
- video amplifier
- noise output
- output prevention
- noise
- 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
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/34—Muting amplifier when no signal is present
- H03G3/342—Muting when some special characteristic of the signal is sensed which distinguishes it from noise, e.g. using speech detector
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019870014860U KR920008112Y1 (en) | 1987-08-31 | 1987-08-31 | Circuit for preventing noise power of video amp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019870014860U KR920008112Y1 (en) | 1987-08-31 | 1987-08-31 | Circuit for preventing noise power of video amp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR890005896U true KR890005896U (en) | 1989-04-21 |
| KR920008112Y1 KR920008112Y1 (en) | 1992-11-06 |
Family
ID=19267284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR2019870014860U Expired KR920008112Y1 (en) | 1987-08-31 | 1987-08-31 | Circuit for preventing noise power of video amp |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR920008112Y1 (en) |
-
1987
- 1987-08-31 KR KR2019870014860U patent/KR920008112Y1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| KR920008112Y1 (en) | 1992-11-06 |
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| Publication | Publication Date | Title |
|---|---|---|
| KR890005896U (en) | Noise output prevention circuit of TV video amplifier | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UA0108 | Application for utility model registration |
Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19870831 |
|
| UG1501 | Laying open of application | ||
| A201 | Request for examination | ||
| UA0201 | Request for examination |
Patent event date: 19900215 Patent event code: UA02012R01D Comment text: Request for Examination of Application Patent event date: 19870831 Patent event code: UA02011R01I Comment text: Application for Utility Model Registration |
|
| E902 | Notification of reason for refusal | ||
| UE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event code: UE09021S01D Patent event date: 19920711 |
|
| UG1604 | Publication of application |
Patent event code: UG16041S01I Comment text: Decision on Publication of Application Patent event date: 19921008 |
|
| E701 | Decision to grant or registration of patent right | ||
| UE0701 | Decision of registration |
Patent event date: 19930127 Comment text: Decision to Grant Registration Patent event code: UE07011S01D |
|
| REGI | Registration of establishment | ||
| UR0701 | Registration of establishment |
Patent event date: 19930312 Patent event code: UR07011E01D Comment text: Registration of Establishment |
|
| UR1002 | Payment of registration fee |
Start annual number: 1 End annual number: 3 Payment date: 19930311 |
|
| UR1001 | Payment of annual fee |
Payment date: 19951009 Start annual number: 4 End annual number: 4 |
|
| UR1001 | Payment of annual fee |
Payment date: 19961101 Start annual number: 5 End annual number: 5 |
|
| UR1001 | Payment of annual fee |
Payment date: 19971031 Start annual number: 6 End annual number: 6 |
|
| UR1001 | Payment of annual fee |
Payment date: 19981030 Start annual number: 7 End annual number: 7 |
|
| UR1001 | Payment of annual fee |
Payment date: 19991101 Start annual number: 8 End annual number: 8 |
|
| FPAY | Annual fee payment |
Payment date: 20001019 Year of fee payment: 9 |
|
| UR1001 | Payment of annual fee |
Payment date: 20001019 Start annual number: 9 End annual number: 9 |
|
| LAPS | Lapse due to unpaid annual fee | ||
| UC1903 | Unpaid annual fee |