POWER SUPPLY CIRCUIT, POWER SUPPLY SYSTEM, AND CONTROL METHOD OF POWER SUPPLY CIRCUIT
To extend a transmission distance to a voltage supply source and also improve the communication performance of PLC communication.SOLUTION: A power supply circuit comprises: a step-down DC/DC converter to which voltage supplied from an electric power line is input and which outputs the input voltage...
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| creator | SHINOHARA NORIYUKI KUWANO SATOSHI |
| description | To extend a transmission distance to a voltage supply source and also improve the communication performance of PLC communication.SOLUTION: A power supply circuit comprises: a step-down DC/DC converter to which voltage supplied from an electric power line is input and which outputs the input voltage after stepping down the same; a step-up DC/DC converter to which the voltage output from the step-down DC/DC converter or the voltage supplied from the electric power line is input, and which outputs the input voltage to a power line communication circuit after stepping up or stepping down the same; a switch circuit that connects the input of the step-up DC/DC converter to the output of the step-down DC/DC converter or the electric power line; a voltage monitor circuit that monitors the voltage supplied from the electric power line; and a control circuit that controls the connection of the switch circuit on the basis of a voltage value of the voltage supplied from the electric power line.SELECTED DRAWING: Figure 9
【課題】電圧供給源との間の伝送距離を延ばすと共に、ＰＬＣ通信の通信性能の向上を図ること。【解決手段】電源回路は、電力線から供給された電圧が入力され、入力された電圧を降圧して出力する降圧型ＤＣ／ＤＣコンバータと、降圧型ＤＣ／ＤＣコンバータから出力された電圧又は電力線から供給された電圧が入力され、入力された電圧を昇圧又は降圧して電力線通信回路に出力する昇降圧型ＤＣ／ＤＣコンバータと、昇降圧型ＤＣ／ＤＣコンバータの入力を、降圧型ＤＣ／ＤＣコンバータの出力又は電力線に接続するスイッチ回路と、電力線から供給された電圧をモニタする電圧モニタ回路と、電力線から供給された電圧の電圧値に基づいて、スイッチ回路の接続を制御する制御回路と、を備える。【選択図】図９ |
| format | Patent |
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【課題】電圧供給源との間の伝送距離を延ばすと共に、ＰＬＣ通信の通信性能の向上を図ること。【解決手段】電源回路は、電力線から供給された電圧が入力され、入力された電圧を降圧して出力する降圧型ＤＣ／ＤＣコンバータと、降圧型ＤＣ／ＤＣコンバータから出力された電圧又は電力線から供給された電圧が入力され、入力された電圧を昇圧又は降圧して電力線通信回路に出力する昇降圧型ＤＣ／ＤＣコンバータと、昇降圧型ＤＣ／ＤＣコンバータの入力を、降圧型ＤＣ／ＤＣコンバータの出力又は電力線に接続するスイッチ回路と、電力線から供給された電圧をモニタする電圧モニタ回路と、電力線から供給された電圧の電圧値に基づいて、スイッチ回路の接続を制御する制御回路と、を備える。【選択図】図９</description><language>eng ; jpn</language><subject>CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER ; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ; ELECTRIC COMMUNICATION TECHNIQUE ; ELECTRICITY ; GENERATION ; SYSTEMS FOR STORING ELECTRIC ENERGY ; TRANSMISSION</subject><creationdate>2020</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20200528&DB=EPODOC&CC=JP&NR=2020080613A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20200528&DB=EPODOC&CC=JP&NR=2020080613A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>SHINOHARA NORIYUKI</creatorcontrib><creatorcontrib>KUWANO SATOSHI</creatorcontrib><title>POWER SUPPLY CIRCUIT, POWER SUPPLY SYSTEM, AND CONTROL METHOD OF POWER SUPPLY CIRCUIT</title><description>To extend a transmission distance to a voltage supply source and also improve the communication performance of PLC communication.SOLUTION: A power supply circuit comprises: a step-down DC/DC converter to which voltage supplied from an electric power line is input and which outputs the input voltage after stepping down the same; a step-up DC/DC converter to which the voltage output from the step-down DC/DC converter or the voltage supplied from the electric power line is input, and which outputs the input voltage to a power line communication circuit after stepping up or stepping down the same; a switch circuit that connects the input of the step-up DC/DC converter to the output of the step-down DC/DC converter or the electric power line; a voltage monitor circuit that monitors the voltage supplied from the electric power line; and a control circuit that controls the connection of the switch circuit on the basis of a voltage value of the voltage supplied from the electric power line.SELECTED DRAWING: Figure 9
【課題】電圧供給源との間の伝送距離を延ばすと共に、ＰＬＣ通信の通信性能の向上を図ること。【解決手段】電源回路は、電力線から供給された電圧が入力され、入力された電圧を降圧して出力する降圧型ＤＣ／ＤＣコンバータと、降圧型ＤＣ／ＤＣコンバータから出力された電圧又は電力線から供給された電圧が入力され、入力された電圧を昇圧又は降圧して電力線通信回路に出力する昇降圧型ＤＣ／ＤＣコンバータと、昇降圧型ＤＣ／ＤＣコンバータの入力を、降圧型ＤＣ／ＤＣコンバータの出力又は電力線に接続するスイッチ回路と、電力線から供給された電圧をモニタする電圧モニタ回路と、電力線から供給された電圧の電圧値に基づいて、スイッチ回路の接続を制御する制御回路と、を備える。【選択図】図９</description><subject>CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER</subject><subject>CONVERSION OR DISTRIBUTION OF ELECTRIC POWER</subject><subject>ELECTRIC COMMUNICATION TECHNIQUE</subject><subject>ELECTRICITY</subject><subject>GENERATION</subject><subject>SYSTEMS FOR STORING ELECTRIC ENERGY</subject><subject>TRANSMISSION</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2020</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZAgN8A93DVIIDg0I8IlUcPYMcg71DNFRQBENjgwOcfXVUXD0c1Fw9vcLCfL3UfB1DfHwd1Hwd1PAZgAPA2taYk5xKi-U5mZQcnMNcfbQTS3Ij08tLkhMTs1LLYn3CjAyMDIwsDAwMzR2NCZKEQD7PzE3</recordid><startdate>20200528</startdate><enddate>20200528</enddate><creator>SHINOHARA NORIYUKI</creator><creator>KUWANO SATOSHI</creator><scope>EVB</scope></search><sort><creationdate>20200528</creationdate><title>POWER SUPPLY CIRCUIT, POWER SUPPLY SYSTEM, AND CONTROL METHOD OF POWER SUPPLY CIRCUIT</title><author>SHINOHARA NORIYUKI ; KUWANO SATOSHI</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_JP2020080613A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; jpn</language><creationdate>2020</creationdate><topic>CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER</topic><topic>CONVERSION OR DISTRIBUTION OF ELECTRIC POWER</topic><topic>ELECTRIC COMMUNICATION TECHNIQUE</topic><topic>ELECTRICITY</topic><topic>GENERATION</topic><topic>SYSTEMS FOR STORING ELECTRIC ENERGY</topic><topic>TRANSMISSION</topic><toplevel>online_resources</toplevel><creatorcontrib>SHINOHARA NORIYUKI</creatorcontrib><creatorcontrib>KUWANO SATOSHI</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>SHINOHARA NORIYUKI</au><au>KUWANO SATOSHI</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>POWER SUPPLY CIRCUIT, POWER SUPPLY SYSTEM, AND CONTROL METHOD OF POWER SUPPLY CIRCUIT</title><date>2020-05-28</date><risdate>2020</risdate><abstract>To extend a transmission distance to a voltage supply source and also improve the communication performance of PLC communication.SOLUTION: A power supply circuit comprises: a step-down DC/DC converter to which voltage supplied from an electric power line is input and which outputs the input voltage after stepping down the same; a step-up DC/DC converter to which the voltage output from the step-down DC/DC converter or the voltage supplied from the electric power line is input, and which outputs the input voltage to a power line communication circuit after stepping up or stepping down the same; a switch circuit that connects the input of the step-up DC/DC converter to the output of the step-down DC/DC converter or the electric power line; a voltage monitor circuit that monitors the voltage supplied from the electric power line; and a control circuit that controls the connection of the switch circuit on the basis of a voltage value of the voltage supplied from the electric power line.SELECTED DRAWING: Figure 9
【課題】電圧供給源との間の伝送距離を延ばすと共に、ＰＬＣ通信の通信性能の向上を図ること。【解決手段】電源回路は、電力線から供給された電圧が入力され、入力された電圧を降圧して出力する降圧型ＤＣ／ＤＣコンバータと、降圧型ＤＣ／ＤＣコンバータから出力された電圧又は電力線から供給された電圧が入力され、入力された電圧を昇圧又は降圧して電力線通信回路に出力する昇降圧型ＤＣ／ＤＣコンバータと、昇降圧型ＤＣ／ＤＣコンバータの入力を、降圧型ＤＣ／ＤＣコンバータの出力又は電力線に接続するスイッチ回路と、電力線から供給された電圧をモニタする電圧モニタ回路と、電力線から供給された電圧の電圧値に基づいて、スイッチ回路の接続を制御する制御回路と、を備える。【選択図】図９</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY GENERATION SYSTEMS FOR STORING ELECTRIC ENERGY TRANSMISSION |
| title | POWER SUPPLY CIRCUIT, POWER SUPPLY SYSTEM, AND CONTROL METHOD OF POWER SUPPLY CIRCUIT |
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