GB596638A - Improvements in or relating to the generation of electric pulses - Google Patents

Improvements in or relating to the generation of electric pulses

Info

Publication number
GB596638A
GB596638A GB5940/44A GB594044A GB596638A GB 596638 A GB596638 A GB 596638A GB 5940/44 A GB5940/44 A GB 5940/44A GB 594044 A GB594044 A GB 594044A GB 596638 A GB596638 A GB 596638A
Authority
GB
United Kingdom
Prior art keywords
pulse
valve
saw
tooth
grid
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
Application number
GB5940/44A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to BE474315D priority Critical patent/BE474315A/xx
Application filed by Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB5940/44A priority patent/GB596638A/en
Priority to GB33983/46A priority patent/GB596702A/en
Priority to US585670A priority patent/US2462071A/en
Priority to FR934800D priority patent/FR934800A/fr
Priority to ES177017A priority patent/ES177017A1/es
Priority to CH273802D priority patent/CH273802A/de
Publication of GB596638A publication Critical patent/GB596638A/en
Expired legal-status Critical Current

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)
  • Measuring Volume Flow (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Electrotherapy Devices (AREA)
GB5940/44A 1944-03-30 1944-03-30 Improvements in or relating to the generation of electric pulses Expired GB596638A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
BE474315D BE474315A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) 1944-03-30
GB5940/44A GB596638A (en) 1944-03-30 1944-03-30 Improvements in or relating to the generation of electric pulses
GB33983/46A GB596702A (en) 1944-03-30 1944-03-30 Improvements in or relating to the generation of electric pulses
US585670A US2462071A (en) 1944-03-30 1945-03-30 Generation of electric pulses
FR934800D FR934800A (fr) 1944-03-30 1946-08-29 Perfectionnements aux générateurs d'impulsions
ES177017A ES177017A1 (es) 1944-03-30 1947-02-28 Mejoras en o relativas a disposiciónes para generar impulsos eléctricos
CH273802D CH273802A (de) 1944-03-30 1947-11-05 Schaltungsanordnung, in welcher elektrische Impulse veränderbarer Dauer erzeugt werden.

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
GB596638A true GB596638A (en) 1948-01-08

Family

ID=9805477

Family Applications (2)

Application Number Title Priority Date Filing Date
GB5940/44A Expired GB596638A (en) 1944-03-30 1944-03-30 Improvements in or relating to the generation of electric pulses
GB33983/46A Expired GB596702A (en) 1944-03-30 1944-03-30 Improvements in or relating to the generation of electric pulses

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB33983/46A Expired GB596702A (en) 1944-03-30 1944-03-30 Improvements in or relating to the generation of electric pulses

Country Status (6)

Country Link
US (1) US2462071A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
BE (1) BE474315A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
CH (1) CH273802A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
ES (1) ES177017A1 (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
FR (1) FR934800A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
GB (2) GB596638A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2556457A (en) * 1948-12-30 1951-06-12 Richard J Watts Pulse width modulation
BE525568A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) * 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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
BE474315A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
GB596702A (en) 1948-01-08
CH273802A (de) 1951-02-28
FR934800A (fr) 1948-06-01
US2462071A (en) 1949-02-22
ES177017A1 (es) 1947-04-16

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