BE797480A - Dispositif de transmission de signaux destine a un systeme attenuateur de bruit - Google Patents
Dispositif de transmission de signaux destine a un systeme attenuateur de bruitInfo
- Publication number
- BE797480A BE797480A BE129400A BE129400A BE797480A BE 797480 A BE797480 A BE 797480A BE 129400 A BE129400 A BE 129400A BE 129400 A BE129400 A BE 129400A BE 797480 A BE797480 A BE 797480A
- Authority
- BE
- Belgium
- Prior art keywords
- transmission device
- signal transmission
- noise attenuation
- attenuation system
- noise
- Prior art date
Links
- 230000008054 signal transmission Effects 0.000 title 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/24—Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing noise
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/0007—Circuits or methods for reducing noise, for correction of distortion, or for changing density of recorded information
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7204290A NL7204290A (fr) | 1972-03-30 | 1972-03-30 | |
NL7301752A NL7301752A (fr) | 1973-02-08 | 1973-02-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE797480A true BE797480A (fr) | 1973-09-28 |
Family
ID=26644756
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE129400A BE797480A (fr) | 1972-03-30 | 1973-03-28 | Dispositif de transmission de signaux destine a un systeme attenuateur de bruit |
Country Status (12)
Country | Link |
---|---|
JP (1) | JPS5649008B2 (fr) |
AR (1) | AR195708A1 (fr) |
AT (1) | AT346906B (fr) |
BE (1) | BE797480A (fr) |
CA (1) | CA975439A (fr) |
CH (1) | CH561488A5 (fr) |
DE (1) | DE2312086C3 (fr) |
ES (1) | ES413099A1 (fr) |
FR (1) | FR2178108B1 (fr) |
GB (1) | GB1431481A (fr) |
IT (1) | IT980703B (fr) |
SE (1) | SE388988B (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1000617A (en) * | 1973-05-17 | 1976-11-30 | Ray M. Dolby | Compressors, expanders and noise reduction systems |
NL7413514A (nl) * | 1974-10-15 | 1976-04-21 | Philips Nv | Inrichting voor het naar keuze realiseren van twee onderling komplementaire funkties. |
JPS55156431A (en) * | 1979-05-24 | 1980-12-05 | Sony Corp | Noise reduction system |
JPS5762779A (en) * | 1980-09-29 | 1982-04-15 | Toshiba Corp | Alwave rectifying circuit |
LU87145A1 (fr) * | 1988-02-26 | 1989-09-20 | Oreal | Methode pour ameliorer l'aspect esthetique de la peau a l'aide de melanges polyvitaminiques |
JPH0483548A (ja) * | 1990-07-24 | 1992-03-17 | Masaya Koyama | 泡立機及び泡立容器 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2730576A (en) * | 1951-09-17 | 1956-01-10 | Bell Telephone Labor Inc | Miniaturized transistor amplifier circuit |
GB920723A (en) * | 1960-07-07 | 1963-03-13 | Ass Elect Ind | Amplifier circuit |
US3368158A (en) * | 1965-05-14 | 1968-02-06 | Bell Telephone Labor Inc | Low-level automatic gain control circuitry |
US3444474A (en) * | 1965-12-10 | 1969-05-13 | Bell Telephone Labor Inc | Active equalizer circuit |
JPS576341B2 (fr) * | 1972-08-23 | 1982-02-04 |
-
1973
- 1973-03-10 DE DE19732312086 patent/DE2312086C3/de not_active Expired
- 1973-03-19 AR AR24711073A patent/AR195708A1/es active
- 1973-03-21 CA CA166,658A patent/CA975439A/en not_active Expired
- 1973-03-27 SE SE7304271A patent/SE388988B/xx unknown
- 1973-03-27 GB GB1458973A patent/GB1431481A/en not_active Expired
- 1973-03-27 IT IT6787773A patent/IT980703B/it active
- 1973-03-27 CH CH441973A patent/CH561488A5/xx not_active IP Right Cessation
- 1973-03-28 BE BE129400A patent/BE797480A/fr unknown
- 1973-03-28 FR FR7311127A patent/FR2178108B1/fr not_active Expired
- 1973-03-28 ES ES413099A patent/ES413099A1/es not_active Expired
- 1973-03-28 AT AT270873A patent/AT346906B/de not_active IP Right Cessation
- 1973-03-29 JP JP3614873A patent/JPS5649008B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH561488A5 (fr) | 1975-04-30 |
ES413099A1 (es) | 1976-01-16 |
AT346906B (de) | 1978-12-11 |
GB1431481A (en) | 1976-04-07 |
DE2312086C3 (de) | 1979-10-31 |
FR2178108B1 (fr) | 1976-05-21 |
CA975439A (en) | 1975-09-30 |
IT980703B (it) | 1974-10-10 |
DE2312086B2 (de) | 1979-03-22 |
JPS5649008B2 (fr) | 1981-11-19 |
ATA270873A (de) | 1978-04-15 |
JPS4910010A (fr) | 1974-01-29 |
FR2178108A1 (fr) | 1973-11-09 |
AR195708A1 (es) | 1973-10-31 |
DE2312086A1 (de) | 1973-10-31 |
SE388988B (sv) | 1976-10-18 |
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