VARIABLE CAPACITANCE ELEMENT
PROBLEM TO BE SOLVED: To reduce equivalent series resistance.SOLUTION: A variable capacitance element comprises: a plurality of capacitors C1-C4 connected in series between a first signal terminal and a second signal terminal; a lower electrode 12 provided on a substrate, and that connects between a...
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| creator | ISHII DAIKI NATSUME SHINJI |
| description | PROBLEM TO BE SOLVED: To reduce equivalent series resistance.SOLUTION: A variable capacitance element comprises: a plurality of capacitors C1-C4 connected in series between a first signal terminal and a second signal terminal; a lower electrode 12 provided on a substrate, and that connects between at least two capacitors of the plurality of capacitors; a dielectric film 14 provided on the lower electrode so as to correspond to the at least two capacitors; at least two upper electrodes 16 provided on the dielectric film so as to correspond to the at least two capacitors, respectively; and a conductive layer 26 extending in an arrangement direction from one of the at least two upper electrodes to the other, and provided at a lateral part of the at least two upper electrodes so as to be electrically contacted with the lower electrode.SELECTED DRAWING: Figure 4
【課題】等価直列抵抗を低減すること。【解決手段】第１信号端子と第２信号端子との間に直列に接続された複数のキャパシタＣ１−Ｃ４と、基板上に設けられ、前記複数のキャパシタのうち少なくとも２つのキャパシタを接続する下部電極１２と、前記下部電極上に、前記少なくとも２つのキャパシタに対応し設けられた誘電体膜１４と、前記誘電体膜上に、前記少なくとも２つのキャパシタにそれぞれ対応し設けられた少なくとも２つの上部電極１６と、前記少なくとも２つの上部電極の一方から他方の配列方向に延伸し、前記少なくとも２つの上部電極の側方に、前記下部電極と電気的に接触するように設けられた導電層２６と、を具備する可変容量素子。【選択図】図４ |
| format | Patent |
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【課題】等価直列抵抗を低減すること。【解決手段】第１信号端子と第２信号端子との間に直列に接続された複数のキャパシタＣ１−Ｃ４と、基板上に設けられ、前記複数のキャパシタのうち少なくとも２つのキャパシタを接続する下部電極１２と、前記下部電極上に、前記少なくとも２つのキャパシタに対応し設けられた誘電体膜１４と、前記誘電体膜上に、前記少なくとも２つのキャパシタにそれぞれ対応し設けられた少なくとも２つの上部電極１６と、前記少なくとも２つの上部電極の一方から他方の配列方向に延伸し、前記少なくとも２つの上部電極の側方に、前記下部電極と電気的に接触するように設けられた導電層２６と、を具備する可変容量素子。【選択図】図４</description><language>eng ; jpn</language><subject>BASIC ELECTRIC ELEMENTS ; CAPACITORS ; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES ORLIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE ; ELECTRICITY</subject><creationdate>2018</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=20181101&DB=EPODOC&CC=JP&NR=2018170415A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25562,76317</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20181101&DB=EPODOC&CC=JP&NR=2018170415A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>ISHII DAIKI</creatorcontrib><creatorcontrib>NATSUME SHINJI</creatorcontrib><title>VARIABLE CAPACITANCE ELEMENT</title><description>PROBLEM TO BE SOLVED: To reduce equivalent series resistance.SOLUTION: A variable capacitance element comprises: a plurality of capacitors C1-C4 connected in series between a first signal terminal and a second signal terminal; a lower electrode 12 provided on a substrate, and that connects between at least two capacitors of the plurality of capacitors; a dielectric film 14 provided on the lower electrode so as to correspond to the at least two capacitors; at least two upper electrodes 16 provided on the dielectric film so as to correspond to the at least two capacitors, respectively; and a conductive layer 26 extending in an arrangement direction from one of the at least two upper electrodes to the other, and provided at a lateral part of the at least two upper electrodes so as to be electrically contacted with the lower electrode.SELECTED DRAWING: Figure 4
【課題】等価直列抵抗を低減すること。【解決手段】第１信号端子と第２信号端子との間に直列に接続された複数のキャパシタＣ１−Ｃ４と、基板上に設けられ、前記複数のキャパシタのうち少なくとも２つのキャパシタを接続する下部電極１２と、前記下部電極上に、前記少なくとも２つのキャパシタに対応し設けられた誘電体膜１４と、前記誘電体膜上に、前記少なくとも２つのキャパシタにそれぞれ対応し設けられた少なくとも２つの上部電極１６と、前記少なくとも２つの上部電極の一方から他方の配列方向に延伸し、前記少なくとも２つの上部電極の側方に、前記下部電極と電気的に接触するように設けられた導電層２６と、を具備する可変容量素子。【選択図】図４</description><subject>BASIC ELECTRIC ELEMENTS</subject><subject>CAPACITORS</subject><subject>CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES ORLIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE</subject><subject>ELECTRICITY</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2018</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZJAJcwzydHTycVVwdgxwdPYMcfRzdlVw9XH1dfUL4WFgTUvMKU7lhdLcDEpuriHOHrqpBfnxqcUFicmpeakl8V4BRgaGFobmBiaGpo7GRCkCAKBLIQ0</recordid><startdate>20181101</startdate><enddate>20181101</enddate><creator>ISHII DAIKI</creator><creator>NATSUME SHINJI</creator><scope>EVB</scope></search><sort><creationdate>20181101</creationdate><title>VARIABLE CAPACITANCE ELEMENT</title><author>ISHII DAIKI ; NATSUME SHINJI</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_JP2018170415A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; jpn</language><creationdate>2018</creationdate><topic>BASIC ELECTRIC ELEMENTS</topic><topic>CAPACITORS</topic><topic>CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES ORLIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE</topic><topic>ELECTRICITY</topic><toplevel>online_resources</toplevel><creatorcontrib>ISHII DAIKI</creatorcontrib><creatorcontrib>NATSUME SHINJI</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>ISHII DAIKI</au><au>NATSUME SHINJI</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>VARIABLE CAPACITANCE ELEMENT</title><date>2018-11-01</date><risdate>2018</risdate><abstract>PROBLEM TO BE SOLVED: To reduce equivalent series resistance.SOLUTION: A variable capacitance element comprises: a plurality of capacitors C1-C4 connected in series between a first signal terminal and a second signal terminal; a lower electrode 12 provided on a substrate, and that connects between at least two capacitors of the plurality of capacitors; a dielectric film 14 provided on the lower electrode so as to correspond to the at least two capacitors; at least two upper electrodes 16 provided on the dielectric film so as to correspond to the at least two capacitors, respectively; and a conductive layer 26 extending in an arrangement direction from one of the at least two upper electrodes to the other, and provided at a lateral part of the at least two upper electrodes so as to be electrically contacted with the lower electrode.SELECTED DRAWING: Figure 4
【課題】等価直列抵抗を低減すること。【解決手段】第１信号端子と第２信号端子との間に直列に接続された複数のキャパシタＣ１−Ｃ４と、基板上に設けられ、前記複数のキャパシタのうち少なくとも２つのキャパシタを接続する下部電極１２と、前記下部電極上に、前記少なくとも２つのキャパシタに対応し設けられた誘電体膜１４と、前記誘電体膜上に、前記少なくとも２つのキャパシタにそれぞれ対応し設けられた少なくとも２つの上部電極１６と、前記少なくとも２つの上部電極の一方から他方の配列方向に延伸し、前記少なくとも２つの上部電極の側方に、前記下部電極と電気的に接触するように設けられた導電層２６と、を具備する可変容量素子。【選択図】図４</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | BASIC ELECTRIC ELEMENTS CAPACITORS CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES ORLIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE ELECTRICITY |
| title | VARIABLE CAPACITANCE ELEMENT |
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