BE742844A - - Google Patents
Info
- Publication number
- BE742844A BE742844A BE742844DA BE742844A BE 742844 A BE742844 A BE 742844A BE 742844D A BE742844D A BE 742844DA BE 742844 A BE742844 A BE 742844A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
- H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
- H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
- H03K3/282—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable
- H03K3/2823—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable using two active transistor of the same conductivity type
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Networks Using Active Elements (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US78296368A | 1968-12-11 | 1968-12-11 | |
US78296268A | 1968-12-11 | 1968-12-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE742844A true BE742844A (xx) | 1970-05-14 |
Family
ID=27120081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE742844D BE742844A (xx) | 1968-12-11 | 1969-12-09 |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE742844A (xx) |
BR (1) | BR6914969D0 (xx) |
DE (1) | DE1962197B2 (xx) |
FR (1) | FR2025859A1 (xx) |
GB (1) | GB1282744A (xx) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1165770B (it) * | 1982-03-12 | 1987-04-29 | Zanussi Elettronica Spa | Ricevitore per telecomando a raggi infrarossi |
FR2601533B1 (fr) * | 1986-07-10 | 1988-10-21 | Telemecanique Electrique | Dispositif emetteur-recepteur de signaux a haute frequence accouplable a un reseau de transmission |
CN105024669A (zh) * | 2015-08-14 | 2015-11-04 | 成都易思科科技有限公司 | 一种采用4580运放的有源低通滤波器电路 |
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1969
- 1969-12-03 GB GB5900469A patent/GB1282744A/en not_active Expired
- 1969-12-08 FR FR6942336A patent/FR2025859A1/fr not_active Withdrawn
- 1969-12-09 BE BE742844D patent/BE742844A/xx unknown
- 1969-12-11 DE DE19691962197 patent/DE1962197B2/de not_active Withdrawn
- 1969-12-11 BR BR21496969A patent/BR6914969D0/pt unknown
Also Published As
Publication number | Publication date |
---|---|
GB1282744A (en) | 1972-07-26 |
DE1962197B2 (de) | 1977-12-01 |
FR2025859A1 (xx) | 1970-09-11 |
DE1962197A1 (de) | 1970-08-20 |
BR6914969D0 (pt) | 1973-01-04 |