DE2522237A1 - Rauschverminderungsschaltung - Google Patents
RauschverminderungsschaltungInfo
- Publication number
- DE2522237A1 DE2522237A1 DE19752522237 DE2522237A DE2522237A1 DE 2522237 A1 DE2522237 A1 DE 2522237A1 DE 19752522237 DE19752522237 DE 19752522237 DE 2522237 A DE2522237 A DE 2522237A DE 2522237 A1 DE2522237 A1 DE 2522237A1
- Authority
- DE
- Germany
- Prior art keywords
- signal
- circuit
- voltage
- filter
- output
- 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.)
- Withdrawn
Links
- 230000009467 reduction Effects 0.000 title claims description 11
- 230000000694 effects Effects 0.000 claims description 13
- 230000007423 decrease Effects 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 5
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 43
- 230000004044 response Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000005086 pumping Methods 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 5
- 230000006872 improvement Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 101100210287 Drosophila melanogaster wech gene Proteins 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
- H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
- H03G9/12—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices
- H03G9/18—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices for tone control and volume expansion or compression
Landscapes
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Amplifiers (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US47119474A | 1974-05-20 | 1974-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2522237A1 true DE2522237A1 (de) | 1975-12-11 |
Family
ID=23870637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752522237 Withdrawn DE2522237A1 (de) | 1974-05-20 | 1975-05-20 | Rauschverminderungsschaltung |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS51250A (enrdf_load_stackoverflow) |
| DE (1) | DE2522237A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1469058A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2655325B1 (de) * | 1976-12-07 | 1977-12-22 | Saba Gmbh | Magnetbandgeraet mit einer pegel- und frequenzabhaengigen rauschunterdrueckung |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5180744A (enrdf_load_stackoverflow) * | 1975-01-10 | 1976-07-14 | Nippon Electric Co | |
| US4540946A (en) * | 1980-06-06 | 1985-09-10 | National Research Development Corp. | Variable characteristic filters |
| AU2019377959B2 (en) * | 2018-11-12 | 2025-05-08 | Diraq Pty Ltd | A signal combiner |
-
1975
- 1975-05-14 GB GB2040375A patent/GB1469058A/en not_active Expired
- 1975-05-20 DE DE19752522237 patent/DE2522237A1/de not_active Withdrawn
- 1975-05-20 JP JP50060109A patent/JPS51250A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2655325B1 (de) * | 1976-12-07 | 1977-12-22 | Saba Gmbh | Magnetbandgeraet mit einer pegel- und frequenzabhaengigen rauschunterdrueckung |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1469058A (en) | 1977-03-30 |
| JPS51250A (enrdf_load_stackoverflow) | 1976-01-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8128 | New person/name/address of the agent |
Representative=s name: DEUFEL, P., DIPL.-WIRTSCH.-ING. DR.RER.NAT. SCHOEN |
|
| 8139 | Disposal/non-payment of the annual fee |