JPS634974B2 - - Google Patents
Info
- Publication number
- JPS634974B2 JPS634974B2 JP19171681A JP19171681A JPS634974B2 JP S634974 B2 JPS634974 B2 JP S634974B2 JP 19171681 A JP19171681 A JP 19171681A JP 19171681 A JP19171681 A JP 19171681A JP S634974 B2 JPS634974 B2 JP S634974B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- noise
- circuit
- pulse
- input
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 5
- 230000001629 suppression Effects 0.000 claims description 5
- 230000001568 sexual effect Effects 0.000 claims 1
- 239000002131 composite material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000003111 delayed effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H40/00—Arrangements specially adapted for receiving broadcast information
- H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
- H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
- H04H40/36—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving
- H04H40/45—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving
- H04H40/72—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving for noise suppression
-
- 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 or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
- H03G3/345—Muting during a short period of time when noise pulses are detected, i.e. blanking
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Stereo-Broadcasting Methods (AREA)
- Noise Elimination (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19171681A JPS5894249A (ja) | 1981-12-01 | 1981-12-01 | パルス性ノイズ抑圧装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19171681A JPS5894249A (ja) | 1981-12-01 | 1981-12-01 | パルス性ノイズ抑圧装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5894249A JPS5894249A (ja) | 1983-06-04 |
| JPS634974B2 true JPS634974B2 (US20080293856A1-20081127-C00150.png) | 1988-02-01 |
Family
ID=16279285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19171681A Granted JPS5894249A (ja) | 1981-12-01 | 1981-12-01 | パルス性ノイズ抑圧装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5894249A (US20080293856A1-20081127-C00150.png) |
-
1981
- 1981-12-01 JP JP19171681A patent/JPS5894249A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5894249A (ja) | 1983-06-04 |
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