ACTUATOR DRIVE DEVICE
PROBLEM TO BE SOLVED: To provide an actuator drive device which performs fully digitized control with high accuracy.SOLUTION: An actuator drive device comprises: a digital filter (10) which performs phase compensation of a torque command digital signal using a fed-back digital signal; a digital PWM...
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| creator | OKAMOTO YOSHIFUMI YOKOYAMA AKIO SEGAMI FUMIAKI TANIMOTO KIYOTAKA KOBAYASHI HITOSHI MORIE TAKASHI KAWABE AKIRA SAKIYAMA SHIRO NISHINO HIDEKI |
| description | PROBLEM TO BE SOLVED: To provide an actuator drive device which performs fully digitized control with high accuracy.SOLUTION: An actuator drive device comprises: a digital filter (10) which performs phase compensation of a torque command digital signal using a fed-back digital signal; a digital PWM generation part (11) which generates a plurality of PWM control signals with modulated pulse width according to the output of the digital filter; an H bridge part (12) which switches between a first terminal voltage and a second terminal voltage to output according to the plurality of PWM control signals; first and second continuous-time A/D converters (13) which perform A/D conversion of the first terminal voltage and the second terminal voltage respectively; and a feedback filter (14) which performs decimation processing of the output from the first and second continuous-time A/D converters to feed back the digital signal to the digital filter. |
| format | Patent |
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a digital PWM generation part (11) which generates a plurality of PWM control signals with modulated pulse width according to the output of the digital filter; an H bridge part (12) which switches between a first terminal voltage and a second terminal voltage to output according to the plurality of PWM control signals; first and second continuous-time A/D converters (13) which perform A/D conversion of the first terminal voltage and the second terminal voltage respectively; and a feedback filter (14) which performs decimation processing of the output from the first and second continuous-time A/D converters to feed back the digital signal to the digital filter.</description><language>eng</language><subject>CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS ; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS ; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ; ELECTRICITY ; GENERATION ; INFORMATION STORAGE ; INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER ; 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a digital PWM generation part (11) which generates a plurality of PWM control signals with modulated pulse width according to the output of the digital filter; an H bridge part (12) which switches between a first terminal voltage and a second terminal voltage to output according to the plurality of PWM control signals; first and second continuous-time A/D converters (13) which perform A/D conversion of the first terminal voltage and the second terminal voltage respectively; and a feedback filter (14) which performs decimation processing of the output from the first and second continuous-time A/D converters to feed back the digital signal to the digital filter.</description><subject>CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS</subject><subject>CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS</subject><subject>CONVERSION OR DISTRIBUTION OF ELECTRIC POWER</subject><subject>ELECTRICITY</subject><subject>GENERATION</subject><subject>INFORMATION STORAGE</subject><subject>INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER</subject><subject>PHYSICS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2012</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZBB1dA4JdQzxD1JwCfIMc1VwcQ3zdHblYWBNS8wpTuWF0twMSm6uIc4euqkF-fGpxQWJyal5qSXxXgFGBoZGhibGBuYGjsZEKQIAyjgfJQ</recordid><startdate>20120726</startdate><enddate>20120726</enddate><creator>OKAMOTO YOSHIFUMI</creator><creator>YOKOYAMA AKIO</creator><creator>SEGAMI FUMIAKI</creator><creator>TANIMOTO KIYOTAKA</creator><creator>KOBAYASHI HITOSHI</creator><creator>MORIE TAKASHI</creator><creator>KAWABE AKIRA</creator><creator>SAKIYAMA SHIRO</creator><creator>NISHINO HIDEKI</creator><scope>EVB</scope></search><sort><creationdate>20120726</creationdate><title>ACTUATOR DRIVE DEVICE</title><author>OKAMOTO YOSHIFUMI ; YOKOYAMA AKIO ; SEGAMI FUMIAKI ; TANIMOTO KIYOTAKA ; KOBAYASHI HITOSHI ; MORIE TAKASHI ; KAWABE AKIRA ; SAKIYAMA SHIRO ; NISHINO HIDEKI</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_JP2012143070A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng</language><creationdate>2012</creationdate><topic>CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS</topic><topic>CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS</topic><topic>CONVERSION OR DISTRIBUTION OF ELECTRIC POWER</topic><topic>ELECTRICITY</topic><topic>GENERATION</topic><topic>INFORMATION STORAGE</topic><topic>INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER</topic><topic>PHYSICS</topic><toplevel>online_resources</toplevel><creatorcontrib>OKAMOTO YOSHIFUMI</creatorcontrib><creatorcontrib>YOKOYAMA AKIO</creatorcontrib><creatorcontrib>SEGAMI FUMIAKI</creatorcontrib><creatorcontrib>TANIMOTO KIYOTAKA</creatorcontrib><creatorcontrib>KOBAYASHI HITOSHI</creatorcontrib><creatorcontrib>MORIE TAKASHI</creatorcontrib><creatorcontrib>KAWABE AKIRA</creatorcontrib><creatorcontrib>SAKIYAMA SHIRO</creatorcontrib><creatorcontrib>NISHINO HIDEKI</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>OKAMOTO YOSHIFUMI</au><au>YOKOYAMA AKIO</au><au>SEGAMI FUMIAKI</au><au>TANIMOTO KIYOTAKA</au><au>KOBAYASHI HITOSHI</au><au>MORIE TAKASHI</au><au>KAWABE AKIRA</au><au>SAKIYAMA SHIRO</au><au>NISHINO HIDEKI</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>ACTUATOR DRIVE DEVICE</title><date>2012-07-26</date><risdate>2012</risdate><abstract>PROBLEM TO BE SOLVED: To provide an actuator drive device which performs fully digitized control with high accuracy.SOLUTION: An actuator drive device comprises: a digital filter (10) which performs phase compensation of a torque command digital signal using a fed-back digital signal; a digital PWM generation part (11) which generates a plurality of PWM control signals with modulated pulse width according to the output of the digital filter; an H bridge part (12) which switches between a first terminal voltage and a second terminal voltage to output according to the plurality of PWM control signals; first and second continuous-time A/D converters (13) which perform A/D conversion of the first terminal voltage and the second terminal voltage respectively; and a feedback filter (14) which performs decimation processing of the output from the first and second continuous-time A/D converters to feed back the digital signal to the digital filter.</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER PHYSICS |
| title | ACTUATOR DRIVE DEVICE |
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