JPS6219860U - - Google Patents
Info
- Publication number
- JPS6219860U JPS6219860U JP10936085U JP10936085U JPS6219860U JP S6219860 U JPS6219860 U JP S6219860U JP 10936085 U JP10936085 U JP 10936085U JP 10936085 U JP10936085 U JP 10936085U JP S6219860 U JPS6219860 U JP S6219860U
- Authority
- JP
- Japan
- Prior art keywords
- filter
- noise removal
- signal
- passed
- 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.)
- Pending
Links
- 239000000284 extract Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Picture Signal Circuits (AREA)
Description
第１図は本考案の雑音除去装置のブロツク図、
第２図はその波形図、第３図は先に提案した雑音
除去装置のブロツク図、第４図はその波形図であ
る。
１……ハイパスフイルタ、２……リミツタ、３
……反転増幅器、４……混合回路、１１，１２…
…雑音除去回路、１３，１４……ハイパスフイル
タ。
Figure 1 is a block diagram of the noise removal device of the present invention.
FIG. 2 is a waveform diagram thereof, FIG. 3 is a block diagram of the noise removal device proposed earlier, and FIG. 4 is a waveform diagram thereof. 1... High pass filter, 2... Limiter, 3
...Inverting amplifier, 4...Mixing circuit, 11, 12...
...Noise removal circuit, 13, 14...High pass filter.
Claims (1)
フイルタと、フイルタを経た信号と該フイルタを
経ない信号とを混合して雑音を除去した信号を合
成する混合回路とを有する雑音除去回路を少なく
とも２つ備え、２つの該雑音除去回路は縦続接続
されるとともに、一方の該雑音除去回路の該フイ
ルタと他方の該雑音除去回路の該フイルタの周波
数帯域は、各々異なることを特徴とする雑音除去
装置。 At least two noise removal circuits each having a filter that extracts a component in a predetermined frequency band of an input signal, and a mixing circuit that mixes a signal that has passed through the filter with a signal that has not passed through the filter to synthesize a signal from which noise has been removed. A noise removal device characterized in that the two noise removal circuits are connected in cascade, and the frequency bands of the filter of one of the noise removal circuits and the filter of the other noise removal circuit are different from each other. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10936085U JPS6219860U (en) | 1985-07-17 | 1985-07-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10936085U JPS6219860U (en) | 1985-07-17 | 1985-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6219860U true JPS6219860U (en) | 1987-02-05 |
Family
ID=30987385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10936085U Pending JPS6219860U (en) | 1985-07-17 | 1985-07-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6219860U (en) |
-
1985
- 1985-07-17 JP JP10936085U patent/JPS6219860U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6219860U (en) | ||
| JPH0379520U (en) | ||
| JPH0356237U (en) | ||
| JPH02108420U (en) | ||
| JPS6219859U (en) | ||
| JPS6359414U (en) | ||
| JPS58190698U (en) | Distortion sound formation circuit | |
| JPH0476725U (en) | ||
| JPS617140U (en) | FM receiver | |
| JPS61104638U (en) | ||
| JPS6387955U (en) | ||
| JPH0163272U (en) | ||
| JPS6199199U (en) | ||
| JPS62155511U (en) | ||
| JPS5883814U (en) | frequency demodulator | |
| JPH01115319U (en) | ||
| JPS6249320U (en) | ||
| JPH0285382U (en) | ||
| JPS6399359U (en) | ||
| JPH0369995U (en) | ||
| JPS612204U (en) | Brain wave detection device | |
| JPS61126633U (en) | ||
| JPS58111537U (en) | noise blanker circuit | |
| JPS61173069U (en) | ||
| JPH02134745U (en) |