BE621889A - - Google Patents
Info
- Publication number
- BE621889A BE621889A BE621889DA BE621889A BE 621889 A BE621889 A BE 621889A BE 621889D A BE621889D A BE 621889DA BE 621889 A BE621889 A BE 621889A
- Authority
- BE
- Belgium
Links
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H6/00—Buildings for parking cars, rolling-stock, aircraft, vessels or like vehicles, e.g. garages
- E04H6/08—Garages for many vehicles
- E04H6/12—Garages for many vehicles with mechanical means for shifting or lifting vehicles
- E04H6/30—Garages for many vehicles with mechanical means for shifting or lifting vehicles with means for transport in horizontal direction only
- E04H6/36—Garages for many vehicles with mechanical means for shifting or lifting vehicles with means for transport in horizontal direction only characterised by use of freely-movable dollies
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B7/00—Generation of oscillations using active element having a negative resistance between two of its electrodes
- H03B7/02—Generation of oscillations using active element having a negative resistance between two of its electrodes with frequency-determining element comprising lumped inductance and capacitance
- H03B7/06—Generation of oscillations using active element having a negative resistance between two of its electrodes with frequency-determining element comprising lumped inductance and capacitance active element being semiconductor device
- H03B7/08—Generation of oscillations using active element having a negative resistance between two of its electrodes with frequency-determining element comprising lumped inductance and capacitance active element being semiconductor device being a tunnel diode
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/02—Transference of modulation from one carrier to another, e.g. frequency-changing by means of diodes
- H03D7/04—Transference of modulation from one carrier to another, e.g. frequency-changing by means of diodes having a partially negative resistance characteristic, e.g. tunnel diode
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
- H03F1/22—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
- H03F3/10—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only with diodes
- H03F3/12—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only with diodes with Esaki diodes
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL268847 | 1961-08-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE621889A true BE621889A (xx) |
Family
ID=19753264
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE621889D BE621889A (xx) | 1961-08-31 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3218573A (xx) |
BE (1) | BE621889A (xx) |
DE (1) | DE1441057A1 (xx) |
GB (1) | GB1006907A (xx) |
NL (1) | NL268847A (xx) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3479525A (en) * | 1965-11-05 | 1969-11-18 | Aircraft Radio Corp | Logarithmic signal compressor |
US3815049A (en) * | 1973-04-09 | 1974-06-04 | Bell Telephone Labor Inc | Negative resistance oscillator with active bias resistor for preventing spurious oscillations |
EP1998439B1 (en) * | 2006-03-20 | 2012-02-22 | Fujitsu Limited | Analog circuit |
JP5632599B2 (ja) * | 2009-09-07 | 2014-11-26 | キヤノン株式会社 | 発振器 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2841703A (en) * | 1956-01-10 | 1958-07-01 | Avco Mfg Corp | Transistor mixer circuit with gain control |
US2978578A (en) * | 1959-01-28 | 1961-04-04 | Philco Corp | Improved transistorized mixing circuit |
US2978576A (en) * | 1960-03-01 | 1961-04-04 | Gen Electric | Radio-frequency amplifier and converter circuits |
US3090926A (en) * | 1960-07-15 | 1963-05-21 | Siemens Ag | Transistor amplifier with tunnel diode in emitter circuit |
-
0
- NL NL268847D patent/NL268847A/xx unknown
- BE BE621889D patent/BE621889A/xx unknown
-
1962
- 1962-07-18 US US210785A patent/US3218573A/en not_active Expired - Lifetime
- 1962-08-28 DE DE19621441057 patent/DE1441057A1/de active Pending
- 1962-08-28 GB GB32981/62A patent/GB1006907A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1441057A1 (de) | 1969-01-02 |
GB1006907A (en) | 1965-10-06 |
NL268847A (xx) | |
US3218573A (en) | 1965-11-16 |