Classifications

• • 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
  • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
  • H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
  • H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
  • H02P27/08—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters with pulse width modulation
• • 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
  • H02M7/505—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 thyratron or thyristor type requiring extinguishing means
  • H02M7/515—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 thyratron or thyristor type requiring extinguishing means using semiconductor devices only
  • H02M7/525—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 thyratron or thyristor type requiring extinguishing means using semiconductor devices only with automatic control of output waveform or frequency
  • H02M7/527—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 thyratron or thyristor type requiring extinguishing means using semiconductor devices only with automatic control of output waveform or frequency by pulse width modulation
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
  • H03K4/02—Generating pulses having essentially a finite slope or stepped portions having stepped portions, e.g. staircase waveform
  • H03K4/026—Generating pulses having essentially a finite slope or stepped portions having stepped portions, e.g. staircase waveform using digital techniques

Landscapes

• Engineering & Computer Science (AREA)
• Power Engineering (AREA)
• Inverter Devices (AREA)
• Control Of Stepping Motors (AREA)
• Control Of Motors That Do Not Use Commutators (AREA)
• Dc Digital Transmission (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=19918660

Family Applications (1)

Country Status (26)

Family Cites Families (3)

• 1979
  • 1979-12-04 ZA ZA00796578A patent/ZA796578B/en unknown
  • 1979-12-06 CA CA000341342A patent/CA1147020A/en not_active Expired
  • 1979-12-10 NO NO794013A patent/NO794013L/en unknown
  • 1979-12-10 IL IL58904A patent/IL58904A/en unknown
  • 1979-12-10 FI FI793840A patent/FI793840A/en not_active Application Discontinuation
  • 1979-12-11 GB GB7942653A patent/GB2038114B/en not_active Expired
  • 1979-12-11 MX MX180432A patent/MX147537A/en unknown
  • 1979-12-11 ES ES486755A patent/ES8102435A1/en not_active Expired
  • 1979-12-11 YU YU03017/79A patent/YU301779A/en unknown
  • 1979-12-11 DE DE19792949746 patent/DE2949746A1/en not_active Withdrawn
  • 1979-12-11 SE SE7910192A patent/SE7910192L/en not_active Application Discontinuation
  • 1979-12-11 EG EG735/79A patent/EG13632A/en active
  • 1979-12-11 JP JP16072379A patent/JPS55130223A/en active Pending
  • 1979-12-11 DK DK525579A patent/DK525579A/en not_active Application Discontinuation
  • 1979-12-11 AU AU53668/79A patent/AU531422B2/en not_active Ceased
  • 1979-12-12 BE BE198543A patent/BE880585A/en unknown
  • 1979-12-12 AR AR279256A patent/AR230352A1/en active
  • 1979-12-12 BR BR7908232A patent/BR7908232A/en unknown
  • 1979-12-12 FR FR7930524A patent/FR2444371A1/en active Granted
  • 1979-12-12 IT IT51066/79A patent/IT1164779B/en active
  • 1979-12-12 RO RO7999518A patent/RO78905A/en unknown
  • 1979-12-12 PL PL22038579A patent/PL220385A1/xx unknown
  • 1979-12-12 NL NL7908957A patent/NL7908957A/en not_active Application Discontinuation
  • 1979-12-12 IN IN1296/CAL/79A patent/IN152950B/en unknown
  • 1979-12-12 DD DD79217592A patent/DD147748A5/en unknown
• 1980
  • 1980-01-04 GR GR60701A patent/GR73606B/el unknown
  • 1980-08-16 ES ES494315A patent/ES494315A0/en active Granted

Also Published As

Similar Documents