FR934800A - Perfectionnements aux générateurs d'impulsions - Google Patents
Perfectionnements aux générateurs d'impulsionsInfo
- Publication number
- FR934800A FR934800A FR934800DA FR934800A FR 934800 A FR934800 A FR 934800A FR 934800D A FR934800D A FR 934800DA FR 934800 A FR934800 A FR 934800A
- Authority
- FR
- France
- Prior art keywords
- pulse generators
- generators
- pulse
- 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.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B35/00—Boron; Compounds thereof
- C01B35/08—Compounds containing boron and nitrogen, phosphorus, oxygen, sulfur, selenium or tellurium
- C01B35/10—Compounds containing boron and oxygen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
- C01B15/055—Peroxyhydrates; Peroxyacids or salts thereof
- C01B15/12—Peroxyhydrates; Peroxyacids or salts thereof containing boron
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B35/00—Boron; Compounds thereof
- C01B35/06—Boron halogen compounds
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B35/00—Boron; Compounds thereof
- C01B35/08—Compounds containing boron and nitrogen, phosphorus, oxygen, sulfur, selenium or tellurium
- C01B35/10—Compounds containing boron and oxygen
- C01B35/12—Borates
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/39—Organic or inorganic per-compounds
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/02—Inorganic compounds
-
- 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
- H03K3/37—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of gas-filled tubes, e.g. astable trigger circuits
-
- 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
- H03K3/53—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback
- H03K3/55—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback the switching device being a gas-filled tube having a control electrode
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K4/00—Generating pulses having essentially a finite slope or stepped portions
- H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
- H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
- H03K4/86—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements gas-filled tubes or spark-gaps
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
- H03K7/08—Duration or width modulation ; Duty cycle modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/06—Generation of synchronising signals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Signal Processing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Plasma Technology (AREA)
- Electrotherapy Devices (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5940/44A GB596638A (en) | 1944-03-30 | 1944-03-30 | Improvements in or relating to the generation of electric pulses |
Publications (1)
Publication Number | Publication Date |
---|---|
FR934800A true FR934800A (fr) | 1948-06-01 |
Family
ID=9805477
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR934800D Expired FR934800A (fr) | 1944-03-30 | 1946-08-29 | Perfectionnements aux générateurs d'impulsions |
Country Status (6)
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2556457A (en) * | 1948-12-30 | 1951-06-12 | Richard J Watts | Pulse width modulation |
BE525568A (US07655688-20100202-C00109.png) * | 1952-03-22 | |||
US3074057A (en) * | 1957-03-12 | 1963-01-15 | Daystrom Inc | Pulse-time encoding apparatus |
US3214633A (en) * | 1963-05-27 | 1965-10-26 | Trw Inc | Push-pull staircase voltage generating circuit |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2227596A (en) * | 1938-03-31 | 1941-01-07 | Rca Corp | Signaling system |
US2292816A (en) * | 1938-04-20 | 1942-08-11 | Rca Corp | Picture transmitting apparatus |
US2308639A (en) * | 1939-10-06 | 1943-01-19 | Int Standard Electric Corp | Signaling and communication system |
-
0
- BE BE474315D patent/BE474315A/xx unknown
-
1944
- 1944-03-30 GB GB33983/46A patent/GB596702A/en not_active Expired
- 1944-03-30 GB GB5940/44A patent/GB596638A/en not_active Expired
-
1945
- 1945-03-30 US US585670A patent/US2462071A/en not_active Expired - Lifetime
-
1946
- 1946-08-29 FR FR934800D patent/FR934800A/fr not_active Expired
-
1947
- 1947-02-28 ES ES177017A patent/ES177017A1/es not_active Expired
- 1947-11-05 CH CH273802D patent/CH273802A/de unknown
Also Published As
Publication number | Publication date |
---|---|
GB596702A (en) | 1948-01-08 |
ES177017A1 (es) | 1947-04-16 |
CH273802A (de) | 1951-02-28 |
BE474315A (US07655688-20100202-C00109.png) | |
US2462071A (en) | 1949-02-22 |
GB596638A (en) | 1948-01-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR929568A (fr) | Perfectionnements aux générateurs d'impulsions électriques | |
FR979056A (fr) | Générateur d'impulsions | |
FR57500E (fr) | Systèmes générateurs d'impulsions | |
FR928537A (fr) | Perfectionnements aux générateurs d'impulsions électriques brèves | |
FR952624A (fr) | Perfectionnements aux circuits générateurs d'impulsions électriques | |
FR934800A (fr) | Perfectionnements aux générateurs d'impulsions | |
FR951737A (fr) | Générateur d'impulsions | |
FR992681A (fr) | Perfectionnements apportés aux cycles | |
FR907290A (fr) | Perfectionnements aux aéromoteurs | |
FR1030724A (fr) | Générateur d'impulsions | |
FR904685A (fr) | Perfectionnements aux générateurs d'impulsions | |
FR939174A (fr) | Perfectionnements aux générateurs d'impulsions | |
FR950715A (fr) | Générateur d'impulsions | |
FR56175E (fr) | Perfectionnements aux générateurs d'impulsions | |
FR909133A (fr) | Perfectionnements aux compteurs d'électricité | |
FR992200A (fr) | Perfectionnements aux compteurs d'impulsions | |
FR939398A (fr) | Perfectionnements aux générateurs d'impulsions électriques | |
FR912429A (fr) | Perfectionnements aux séparateurs d'impulsions de durées différentes | |
FR938229A (fr) | Perfectionnements aux générateurs de mélange | |
FR968298A (fr) | Perfectionnements aux générateurs d'infra-rouge | |
FR932713A (fr) | Perfectionnements aux systèmes générateurs d'impulsions | |
FR968648A (fr) | Amplificateur d'impulsions | |
FR987455A (fr) | Perfectionnements aux émetteurs radio-électriques d'impulsions | |
FR987450A (fr) | Générateurs d'impulsions | |
FR56267E (fr) | Perfectionnements aux dispositifs de retransmission d'impulsions |