FR1205595A - Modulation par impulsion de largeur variable - Google Patents

Modulation par impulsion de largeur variable

Info

Publication number
FR1205595A
FR1205595A FR1205595DA FR1205595A FR 1205595 A FR1205595 A FR 1205595A FR 1205595D A FR1205595D A FR 1205595DA FR 1205595 A FR1205595 A FR 1205595A
Authority
FR
France
Prior art keywords
pulse modulation
variable width
width pulse
variable
modulation
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
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
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
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR1205595A publication Critical patent/FR1205595A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C9/00—Adjustable control surfaces or members, e.g. rudders
    • B64C9/14—Adjustable control surfaces or members, e.g. rudders forming slots
    • B64C9/16—Adjustable control surfaces or members, e.g. rudders forming slots at the rear of the wing
    • B64C9/20—Adjustable control surfaces or members, e.g. rudders forming slots at the rear of the wing by multiple flaps
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B11/00—Automatic controllers
    • G05B11/01—Automatic controllers electric
    • G05B11/012—Automatic controllers electric details of the transmission means
    • G05B11/016—Automatic controllers electric details of the transmission means using inductance means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H02M7/42—Conversion of DC power input into AC power output without possibility of reversal
    • H02M7/44—Conversion of DC power input into AC power output without possibility of reversal by static converters
    • H02M7/48—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/53—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/537—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
    • H02M7/538—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a push-pull configuration
    • H02M7/53803—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a push-pull configuration with automatic control of output voltage or current
    • 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
    • H03K3/45—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of non-linear magnetic or dielectric devices
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Nonlinear Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Tires In General (AREA)
FR1205595D 1957-04-29 1958-04-28 Modulation par impulsion de largeur variable Expired FR1205595A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US655585A US2962602A (en) 1957-04-29 1957-04-29 Pulse width modulator and amplifier

Publications (1)

Publication Number Publication Date
FR1205595A true FR1205595A (fr) 1960-02-03

Family

ID=24629492

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1205595D Expired FR1205595A (fr) 1957-04-29 1958-04-28 Modulation par impulsion de largeur variable

Country Status (6)

Country Link
US (1) US2962602A (fr)
CA (1) CA633875A (fr)
CH (1) CH361831A (fr)
DE (1) DE1107273B (fr)
FR (1) FR1205595A (fr)
GB (1) GB837809A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3027522A (en) * 1958-06-23 1962-03-27 Lenkurt Electric Co Inc Double balanced transistor modulator
FR1230963A (fr) * 1959-07-24 1960-09-21 Bull Sa Machines Dispositif interrupteur à transistor
DE1300143B (de) * 1960-02-11 1969-07-31 Messerschmitt Boelkow Blohm Einrichtung fuer das Erzeugen von Lenksignalen fuer sich selbsttaetig bewegende Koerper
US3169232A (en) * 1960-06-03 1965-02-09 Crydom Lab Inc Controlled rectifier circuit
US3202807A (en) * 1961-06-19 1965-08-24 Honeywell Inc Multiplication by varying amplitude and period of output pulse
US3128438A (en) * 1961-07-10 1964-04-07 Automatic Elect Lab Square wave generator with third harmonic suppressor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE905617C (de) * 1944-04-06 1954-03-04 Aeg Verfahren zur Verstaerkung schwacher Gleichstroeme
DE882722C (de) * 1951-02-13 1953-07-13 Philips Nv Magnetischer Modulator
US2798169A (en) * 1954-08-06 1957-07-02 Sperry Rand Corp Transistor-magnetic amplifier bistable devices
US2834893A (en) * 1955-01-10 1958-05-13 Sperry Rand Corp Magnetic amplifier flip-flop circuit
US2830197A (en) * 1955-04-07 1958-04-08 Sperry Rand Corp Stabilized amplifier devices
US2809303A (en) * 1956-06-22 1957-10-08 Westinghouse Electric Corp Control systems for switching transistors

Also Published As

Publication number Publication date
DE1107273B (de) 1961-05-25
CA633875A (en) 1962-01-02
GB837809A (en) 1960-06-15
US2962602A (en) 1960-11-29
CH361831A (de) 1962-05-15

Similar Documents

Publication Publication Date Title
AT252643B (de) Anordnung bei Traktorgeräten
AT266882B (de) Prägezange
AT260782B (de) Mehrstückhalter
BR6898581D0 (pt) Lacas de estufa
FR1185624A (fr) épandeur de fumier
FR1236067A (fr) Combinateur de modulation
FR1276361A (fr) Dispositif de modulation par impulsions de largeur variable
FR1486963A (fr) Transformateur de tension travaillant suivant le principe du diviseur de tension
FR1248658A (fr) Charrue vigneronne
FR1305470A (fr) Détecteur de largeur de cycle
FR1110730A (fr) Temporisateur par impulsion
ES59454Y (es) Exprimidor de frutos manual, perfeccionado
ES116783Y (es) Armonica perfeccionada de juguete.
ES72575Y (es) Exprimidor de frutos perfeccionado
FR1257398A (fr) Modulateur d'impulsions en largeur
FR1545804A (fr) Modulateur microminiaturisé opérant par inversion de phase
ES104492Y (es) Cigarrera de sobremesa perfeccionada
AT298005B (de) Demontierbares Gewächshaus
ES75492Y (es) Exprimidor de frutos, perfeccionado
FR1175050A (fr) Abat-jour perfectionné
ES84253Y (es) Envase perfeccionado desmontable
ES63966Y (es) Maniquí perfeccionado dotado de movimiento
AT247913B (de) Anordnung zur Vervielfachung von Frequenzen
ES60679Y (es) Archivador perfeccionado
ES59690Y (es) Exprimidor de frutos