Classifications

• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
  • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
  • G01R29/02—Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06G—ANALOGUE COMPUTERS
  • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
  • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
  • G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06G—ANALOGUE COMPUTERS
  • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
  • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
  • G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
  • G06G7/161—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division with pulse modulation, e.g. modulation of amplitude, width, frequency, phase or form
• • H—ELECTRICITY
  • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
  • H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
  • H02P5/46—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another
  • H02P5/50—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing electrical values representing the speeds

Landscapes

• Engineering & Computer Science (AREA)
• Physics & Mathematics (AREA)
• Mathematical Physics (AREA)
• Theoretical Computer Science (AREA)
• Power Engineering (AREA)
• General Physics & Mathematics (AREA)
• Software Systems (AREA)
• Computer Hardware Design (AREA)
• Measurement Of Resistance Or Impedance (AREA)
• Control Of Velocity Or Acceleration (AREA)
• Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
• Transmission And Conversion Of Sensor Element Output (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=26951913

Family Applications (1)

Country Status (10)

Families Citing this family (1)

Family Cites Families (2)

• 0
  • NL NL122787D patent/NL122787C/xx active
• 1963
  • 1963-06-03 US US284866A patent/US3354390A/en not_active Expired - Lifetime
• 1964
  • 1964-03-02 AT AT176964A patent/AT251321B/de active
  • 1964-03-05 GB GB9378/64A patent/GB1049802A/en not_active Expired
  • 1964-03-05 DE DE19641448891 patent/DE1448891A1/de active Pending
  • 1964-03-17 LU LU45684D patent/LU45684A1/xx unknown
  • 1964-03-17 BE BE645303D patent/BE645303A/xx unknown
  • 1964-03-18 ES ES297759A patent/ES297759A1/es not_active Expired
  • 1964-03-19 CH CH355164A patent/CH429247A/de unknown
  • 1964-03-19 SE SE3417/64A patent/SE304702B/xx unknown
  • 1964-03-20 NL NL6403010A patent/NL6403010A/xx unknown

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