Patents Issued in April 11, 2019
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Publication number: 20190109273Abstract: A method for adjusting a qubit includes measuring a qubit characteristic of a qubit device and computing a modification to correct the qubit characteristic. A geometry of a shunt capacitor is adjusted using a laser direct write process. The qubit characteristic is verified.Type: ApplicationFiled: December 10, 2018Publication date: April 11, 2019Inventors: David W. Abraham, Jay M. Gambetta, Mary B. Rothwell
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Publication number: 20190109274Abstract: A piezoelectric wire of the present invention includes a conductive wire 11 and a polymer piezoelectric layer 12 that coats the conductive wire 11. The polymer piezoelectric layer 12 contains a ?-phase polyvinylidene fluoride-based copolymer, and the conductive wire 11 has a wire diameter of 1.0 mm or less. The ?-phase polyvinylidene fluoride-based copolymer is preferably at least one selected from a vinylidene fluoride-trifluoroethylene copolymer and a vinylidene fluoride-tetrafluoroethylene copolymer.Type: ApplicationFiled: March 27, 2017Publication date: April 11, 2019Inventors: Ken OGASAHARA, Satoshi SHIMIZU, Susumu KAWATO, Takashi KANEMURA, Tetsuhiro KODANI
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Publication number: 20190109275Abstract: A method for promoting an electric output of a piezoelectric/conductive hybrid polymer is provided. The method includes forming a piezoelectric/conductive hybrid polymer by mixing poly(vinylidene fluoride-trifluoroethylene) (PVDF-TrFE) and poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS) so as to increase an output current and an output power of the piezoelectric/conductive hybrid polymer; and changing a surface structure of the piezoelectric/conductive hybrid polymer by a nano-imprint process for promoting a piezoelectricity of the piezoelectric/conductive hybrid polymer. As a result, an output voltage, the output current and the output power of the piezoelectric/conductive hybrid polymer are increased.Type: ApplicationFiled: November 22, 2018Publication date: April 11, 2019Inventors: Chien-Chong HONG, Tong-Miin LIOU, Kai-Lun LIN
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Publication number: 20190109276Abstract: Provided is a magnetoresistive element including: a storage layer of which a magnetization direction changes in accordance with information; a first magnetization fixed layer below the storage layer having a magnetization direction perpendicular to a film surface; a second magnetization fixed layer above the storage layer having a magnetization direction that is perpendicular to the film surface and that is opposite to the magnetization direction of the first magnetization fixed layer; a first intermediate layer between the first magnetization fixed layer and the storage layer; and a second intermediate layer between the second magnetization fixed layer and the storage layer. The storage layer includes a first magnetic material layer, a non-magnetic material layer, and a second magnetic material layer laminated in that order, and one of the first magnetic material layer and the second magnetic material layer has a magnetization direction parallel to the film surface.Type: ApplicationFiled: February 21, 2017Publication date: April 11, 2019Applicant: SONY CORPORATIONInventors: Hiroyuki UCHIDA, Masanori HOSOMI, Hiroyuki OHMORI, Kazuhiro BESSHO, Yutaka HIGO
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Publication number: 20190109277Abstract: A magnetic tunnel junction (MTJ) is disclosed wherein a free layer (FL) interfaces with a metal oxide (Mox) layer and a tunnel barrier layer to produce interfacial perpendicular magnetic anisotropy (PMA). The Mox layer has a non-stoichiometric oxidation state to minimize parasitic resistance, and comprises a dopant to fill vacant lattice sites thereby blocking oxygen diffusion through the Mox layer to preserve interfacial PMA and high thermal stability at process temperatures up to 400° C. Various methods of forming the doped Mox layer include deposition of the M layer in a reactive environment of O2 and dopant species in gas form, exposing a metal oxide layer to dopant species in gas form, and ion implanting the dopant. In another embodiment, where the dopant is N, a metal nitride layer is formed on a metal oxide layer, and then an anneal step drives nitrogen into vacant sites in the metal oxide lattice.Type: ApplicationFiled: October 10, 2017Publication date: April 11, 2019Inventors: Guenole Jan, Jodi Mari Iwata, Ru-Ying Tong, Huanlong Liu, Yuan-Jen Lee, Jian Zhu
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Publication number: 20190109278Abstract: A magnetoresistive random-access memory (MRAM) device is disclosed. The device described herein has a spin current injection capping layer between the free layer of a magnetic tunnel junction and the orthogonal polarizer layer. The spin current injection capping layer maximizes the spin torque through very efficient spin current injection from the polarizer. The spin current injection capping layer can be comprised of a layer of MgO and a layer of a ferromagnetic material.Type: ApplicationFiled: November 21, 2018Publication date: April 11, 2019Applicant: Spin Memory, Inc.Inventors: Bartlomiej Adam KARDASZ, Mustafa Michael PINARBASI
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Publication number: 20190109279Abstract: A non-volatile memory device may include a semiconductor substrate, a ferroelectric layer, a source, a drain, a gate and a channel region. The semiconductor substrate may have a recess. The ferroelectric layer may be formed in the recess. The source may be arranged at a first side of the recess. The drain may be arranged at a second side of the recess opposite to the first side. The gate may be arranged on the ferroelectric layers. The channel region may be formed on the recess between the source and the drain.Type: ApplicationFiled: November 21, 2018Publication date: April 11, 2019Inventors: Se Hun KANG, Deok Sin KIL
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Publication number: 20190109280Abstract: Provided is a method for fabricating an electronic device including a variable resistance element which includes a free layer formed over a substrate and having a changeable magnetization direction, a pinned layer having a pinned magnetization direction, a tunnel barrier layer interposed between the free layer and the pinned layer, and a magnetic correction layer suitable for reducing the influence of a stray field generated by the pinned layer. The method may include: cooling the substrate; and forming the magnetic correction layer over the cooled substrate.Type: ApplicationFiled: November 28, 2018Publication date: April 11, 2019Inventors: Jong-Koo LIM, Won-Joon CHOI, Guk-Cheon KIM, Yang-Kon KIM, Ku-Youl JUNG, Toshihiko NAGASE, Youngmin EEH, Daisuke WATANABE, Kazuya SAWADA, Makoto NAGAMINE
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Publication number: 20190109281Abstract: Techniques are disclosed for forming integrated circuit structures including a magnetic tunnel junction (MTJ), such as spin-transfer torque memory (STTM) devices, having magnetic contacts. The techniques include incorporating an additional magnetic layer (e.g., a layer that is similar or identical to that of the magnetic contact layer) such that the additional magnetic layer is coupled antiferromagnetically (or in a substantially antiparallel manner). The additional magnetic layer can help balance the magnetic field of the magnetic contact layer to limit parasitic fringing fields that would otherwise be caused by the magnetic contact layer. The additional magnetic layer may be antiferromagnetically coupled to the magnetic contact layer by, for example, including a nonmagnetic spacer layer between the two magnetic layers, thereby creating a synthetic antiferromagnet (SAF).Type: ApplicationFiled: December 10, 2018Publication date: April 11, 2019Applicant: INTEL CORPORATIONInventors: BRIAN S. DOYLE, KAAN OGUZ, CHARLES C. KUO, MARK L. DOCZY, SATYARTH SURI, DAVID L. KENCKE, ROBERT S. CHAU, ROKSANA GOLIZADEH MOJARAD
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Publication number: 20190109282Abstract: There is provided a method of processing a workpiece for manufacturing a magnetoresistive effect element, the workpiece including a first multilayer film and a second multilayer film, the first multilayer film including a first magnetic layer, a second magnetic layer and a tunnel barrier layer formed between the first magnetic layer and the second magnetic layer, and the second multilayer film constituting a pinning layer in the magnetoresistive effect element. The method includes etching the first multilayer film and the second multilayer film, and heating the workpiece after the etching or during the etching. The heating includes heating the workpiece while adjusting an ambient condition of the workpiece.Type: ApplicationFiled: October 4, 2018Publication date: April 11, 2019Inventors: Takuya KUBO, Song yun KANG
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Publication number: 20190109283Abstract: Subject matter disclosed herein may relate to fabrication of correlated electron materials used, for example, to perform a switching function. In embodiments, precursors, in a gaseous form, may be utilized in a chamber to build a film of correlated electron materials comprising various impedance characteristics.Type: ApplicationFiled: November 26, 2018Publication date: April 11, 2019Inventors: Kimberly Gay Reid, Lucian Shifren
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Publication number: 20190109284Abstract: A crosslinkable deuterated charge transporting compound comprising a charge transporting unit and a partially or fully deuterated polymerizable group is disclosed. By introducing partially or fully deuterated polymerizable group, the performance of the resulting charge transporting material can be greatly improved, thereby effectively improving the lifetime of the OLED device. Also disclosed are an organic electroluminescent device and a formulation comprising of a charge transporting solution.Type: ApplicationFiled: October 8, 2018Publication date: April 11, 2019Inventor: Chuanjun Xia
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Publication number: 20190109285Abstract: An organic electroluminescence device includes an anode, a cathode and an emitting layer, in which the emitting layer includes a first compound and a second compound and each of the first compound and the second compound is a compound emitting thermally activated delayed fluorescence.Type: ApplicationFiled: December 5, 2018Publication date: April 11, 2019Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Masahiro Kawamura, Yumiko Mizuki, Toshinari Ogiwara, Hitoshi Kuma
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Publication number: 20190109286Abstract: A compound of Formula I is disclosed where RA, RB, RC, and RD each independently represent mono to a maximum possible number of substitutions, or no substitution; where two of X1 to X4 are carbon, and the other two are nitrogen; where L is an organic linker, where R, RA, RB, RC, and RD are each independently a hydrogen or a substituent selected from the group consisting of deuterium, halogen, alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carboxylic acid, ether, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof; where RD does not comprise a dibenzothiophene group; and where any adjacent substituents are optionally joined or fused into a ring.Type: ApplicationFiled: September 11, 2018Publication date: April 11, 2019Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Bin MA, Vadim ADAMOVICH, Alan DEANGELIS
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Publication number: 20190109287Abstract: Organometallic compounds comprising an imidazole carbene ligand having a N-containing ring fused to the imidazole ring are provided. In particular, the N-containing ring fused to the imidazole ring may contain one nitrogen atom or more than one nitrogen atom. These compounds may demonstrate high photoluminescent (PL) efficiency, Gaussian emission spectra, and/or short excited state lifetimes. These materials may be especially useful as blue phosphorescent emitters.Type: ApplicationFiled: April 10, 2018Publication date: April 11, 2019Applicant: Universal Display CorporationInventors: Yonggang Wu, Chuanjun Xia, James Fiordeliso, Suman Layek, Bert Alleyne, Alexey Borisovich Dyatkin, Nasrin Ansari, Scott Beers, Edward Barron, Jason Brooks
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Publication number: 20190109288Abstract: Platinum (II) and palladium (II) complexes of Formulas A and B and iridium (III) complexes of Formula C having azepine functional groups and their analogues as emitters for full color displays and lighting applications.Type: ApplicationFiled: December 7, 2018Publication date: April 11, 2019Inventors: Jian Li, Zhi-Qiang Zhu
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Publication number: 20190109289Abstract: A display device includes a substrate, a semiconductor layer disposed on the substrate, a first insulating layer disposed on the semiconductor layer, a first conductive layer disposed on the first insulating layer and electrically connected to the semiconductor layer via a first contact hole, which is defined through the first insulating layer, a second insulating layer disposed on the first conductive layer, and a second conductive layer disposed on the second insulating layer and electrically connected to the first conductive layer via a second contact hole, which is defined through the second insulating layer, where the first and second contact holes overlap each other, and a residual layer, which includes a portion of the second insulating layer, is disposed in the first contact hole.Type: ApplicationFiled: December 3, 2018Publication date: April 11, 2019Inventors: Jun Hong PARK, Jung Soo LEE, Gwang Min CHA, Jeong Min PARK
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Publication number: 20190109290Abstract: Provided is a method of detecting the presence of an object in proximity to an optoelectronic device comprising (a) providing an optoelectronic device comprising a light-emitting optoelectronic element and a photocurrent-generating optoelectronic element, (b) imposing an effective forward bias voltage on the light-emitting optoelectronic element and an effective reverse bias voltage on the photocurrent-generating optoelectronic element, (c) bringing an object capable of scattering or reflecting light or a combination thereof to a distance of 0.1 to 5 mm from a point on the surface of the optoelectronic device from which light emerges, causing light that is emitted by the light-emitting optoelectronic element to be reflected or scattered so that the light falls upon the photocurrent-generating optoelectronic element.Type: ApplicationFiled: March 23, 2017Publication date: April 11, 2019Applicants: Dow Global Technologies LLC, Rohm And Haas Company, The Board of Trustees of the University of Illinois, Rohm and Haas Electronic MaterialsInventors: Peter Trefonas, III, Kishori Deshpande, Trevor Ewers, Edward Greer, Jaebum Joo, Bong Hoon Kim, Nuri Oh, John Rogers, Moonsub Shim, Jieqian Zhang
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Publication number: 20190109291Abstract: Bulk assemblies are provided, which may have desirable photoluminescence quantum efficiencies. The bulk assemblies may include two or more metal halides, and a wide band gap organic network. The wide band gap organic network may include organic cations. The metal halides may be disposed in the wide band gap organic network. Light emitting composite materials also are provided.Type: ApplicationFiled: October 10, 2018Publication date: April 11, 2019Inventors: Biwu Ma, Chenkun Zhou, Haoran Lin, Yu Tian
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Publication number: 20190109292Abstract: Disclosed are an organic light-emitting display panel and an organic light-emitting display device. The organic light-emitting display panel comprises: a substrate, a second electrode, a light-emitting layer, a first hole transport layer and a first electrode that are successively laminated, wherein, the materials of both the first electrode and the second electrode are silver or silver-containing metallic materials, the material of the first hole transport layer is a conductive material doped with a P-type semiconductor material or a P-type semiconductor material layer is set between the first hole transport layer and the first electrode.Type: ApplicationFiled: November 28, 2018Publication date: April 11, 2019Inventors: Xiangcheng WANG, Jinghua NIU, Yuji HAMADA, Wei HE, Wanming HUA, Shuang CHENG
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Publication number: 20190109293Abstract: Provided is an organic light-emitting device including a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, the organic layer including a low work function metal compound.Type: ApplicationFiled: November 28, 2018Publication date: April 11, 2019Inventors: Eungdo KIM, Dongchan KIM, Wonjong KIM, Dongkyu SEO, Dahea IM, Sanghoon YIM, Yoonhyeung CHO, Changwoong CHU
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Publication number: 20190109294Abstract: An exemplary embodiment may provide an organic light emitting diode that includes a first electrode including a concave part or a convex part, an organic light emitting layer disposed on the first electrode, and a second electrode disposed on the organic light emitting layer. Further, the exemplary embodiment may provide an organic light emitting device including the organic light emitting diode.Type: ApplicationFiled: December 6, 2018Publication date: April 11, 2019Inventors: Wonhoe KOO, Sookang KIM, Jihyang JANG
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Publication number: 20190109295Abstract: Provided are an OLED display device and a manufacture method thereof. By respectively configuring the first transparent semiconductor layer, the second transparent semiconductor layer and the third transparent semiconductor layer in the anode layers of the red OLED element, the green OLED element, the blue OLED element, and setting the same to have various thicknesses to realize that the luminous efficiencies of the red OLED element, the green OLED element, the blue OLED element respectively achieve the best, and the first transparent semiconductor layer, the second transparent semiconductor layer and the third transparent semiconductor layer are deposited and formed by plasma enhanced chemical vapor deposition with three masks. The thicknesses of the hole transporting layers in the red OLED element, the green OLED element, the blue OLED element are the same, thus they can be formed in the same evaporation process with one common metal mask.Type: ApplicationFiled: December 29, 2016Publication date: April 11, 2019Inventors: Jinming Tang, Jing Ni
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Publication number: 20190109296Abstract: An organic electroluminescent device with a touch sensor including: a first substrate; a second substrate arranged opposite to the first substrate; an organic EL element layer arranged above the first substrate; a first sealing film arranged toward the second substrate of the organic EL element layer, covering the organic EL element layer, and including a first inorganic layer; plural first detection electrodes extending in one direction, and arranged in parallel toward the second substrate of the first sealing film; a second sealing film arranged toward the second substrate of the first detection electrodes, and including a second inorganic layer; plural second detection electrodes extending in another direction different from the one direction, and arranged in parallel toward the second substrate of the second sealing film; and a touch sensor control unit control ling a potential to detect a touch with a display surface.Type: ApplicationFiled: November 21, 2018Publication date: April 11, 2019Inventors: Toshihiro Sato, Ryoichi Ito
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Publication number: 20190109297Abstract: An organic EL display panel manufacturing method includes preparing a substrate. The method further includes forming a plurality of organic EL elements on the substrate. The method further includes deaerating a sealing solution with use of a filter that allows only gases to pass through, the sealing solution including an organic electrically-insulating material to which an electrically-conductive substance is added. The method further includes applying the sealing solution after the deaerating above the organic EL elements and thereby forming a sealing layer.Type: ApplicationFiled: October 5, 2018Publication date: April 11, 2019Inventor: Masaya TERAI
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Publication number: 20190109298Abstract: An organic EL display device 1 includes a flexible plastic substrate 10, an organic EL element 4 on the plastic substrate 10, and a sealing film 2 provided on the plastic substrate 10 to cover the organic EL element 4. The sealing film 2 includes a first sealing layer 25 on a surface of the plastic substrate 10, a stress relief layer 26 on a surface of the first sealing layer 25, and a second sealing layer 27 on a surface of the stress relief layer 26. Compressive stress of the first sealing layer 25 is lower than compressive stress of the second sealing layer 27.Type: ApplicationFiled: December 4, 2018Publication date: April 11, 2019Inventors: MAMORU ISHIDA, KAZUHIKO TSUDA, YOSHIFUMI OHTA
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Publication number: 20190109299Abstract: An organic optoelectronic component includes an organic functional layer stack between a first electrode and a second electrode including a light-emitting layer formed to emit a radiation during operation of the component, and a coupling-out layer arranged above the first electrode and/or the second electrode which is in a beam path of the radiation of the light-emitting layer, wherein the coupling-out layer includes a structured layer and a planarization layer arranged thereabove and the structured layer has a structured surface structured at least in places, the planarization layer planarizes the structured surface of the structured layer, and a difference in the refractive indices of the structured layer and the planarization layer is smaller than 0.3 at least in places.Type: ApplicationFiled: March 20, 2017Publication date: April 11, 2019Inventors: Daniel Riedel, Nina Riegel, Thomas Wehlus, Arne Fleissner, Armin Heinrichsdobler
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Publication number: 20190109300Abstract: Methods of forming a thin film encapsulation (TFE) structure over an organic light emitting diode (OLED) device are provided herein. In one embodiment, the method includes depositing a fluorinated plasma-polymerized hexmethyldisiloxane (PP-HMDSO:F) buffer layer over a patterned substrate. The (PP-HMDSO:F) buffer layer is formed using precursor gases comprising HMDSO, NF3, N2O, and N2. The method provides for superior planarization and reduced particulate contamination than processes where the precursor gas comprises SiF4.Type: ApplicationFiled: October 10, 2017Publication date: April 11, 2019Inventors: Helinda NOMINANDA, Jrjyan Jerry CHEN
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Publication number: 20190109301Abstract: A ultraviolet (UV) pretreatment apparatus used in vacuum evaporation includes a housing having a curing chamber disposed inside the housing; an inlet disposed at one end of the housing and an outlet disposed at an opposite end of the housing; and a UV source disposed in the curing chamber. A light absorption layer is disposed on inner walls of the curing chamber.Type: ApplicationFiled: November 2, 2017Publication date: April 11, 2019Inventors: Zhaosong LIU, Yuan-jun HSU, Jangsoon IM
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Publication number: 20190109302Abstract: The present disclosure provides a cap assembly for a secondary battery and a secondary battery. The cap assembly for the secondary battery includes a cap plate, a fixing member, a connecting member, an electrode terminal and a reinforcing portion, wherein the cap plate has an electrode lead-out hole; the fixing member is fixed to the cap plate through the connecting member; the electrode terminal comprises a terminal board, wherein the terminal board has an outer peripheral surface at least partially surrounded by the fixing member so that the electrode terminal is fixed to the fixing member, and the terminal board is provided on a side of the cap plate and covers the electrode lead-out hole; and the reinforcing portion is fixed to the cap plate, and extends along a width direction of the cap plate.Type: ApplicationFiled: January 18, 2018Publication date: April 11, 2019Applicant: Contemporary Amperex Technology Co., LimitedInventors: Yulian ZHENG, Chengyou XING, Quankun LI, Peng WANG, Lulu BAI
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Publication number: 20190109303Abstract: A battery includes a safety valve configured to cause a deformation due to an increase in internal pressure of the battery; a restraining part including a plurality of first protrusions provided along a first circumference to serve as a restrainer against a lead part when the safety valve and the lead part are shut off due to deformation of the safety valve; and an insulating holder including a plurality of second protrusions provided along a second circumference to insulate the safety valve and the restraining part, where a number of the first protrusions and the second protrusions arranged on a diagonal line including the first circumference and the second circumference is 3 or less.Type: ApplicationFiled: December 5, 2018Publication date: April 11, 2019Inventors: Kazuhiko SUZUKI, Noriaki KOKUBU, Kunio SODEYAMA, Takao MORI
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Publication number: 20190109304Abstract: A battery structure is disclosed. The battery structure includes a first current collector layer, a first active material layer, a spacer layer, a first plastic frame, a second active material layer and a second current collector layer. The first active material layer is disposed on the first current collector layer. The spacer layer is disposed on the first active material and completely covers the top surface of the first active material layer. The first plastic frame is disposed on the side wall of the spacer layer and the top of the first plastic frame has a protruding part which extends to the top surface of the spacer. The second active material layer is disposed on the spacer layer and the protruding part. The second active material is isolated from the first active material via the space layer and the protruding part. The second current collector layer is disposed on the second active material layer.Type: ApplicationFiled: October 9, 2017Publication date: April 11, 2019Inventor: Szu-Nan Yang
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Publication number: 20190109305Abstract: The present disclosure provides a cap assembly for a secondary battery and a secondary battery. The cap assembly includes a cap plate, a fixing member, a connecting member and an electrode terminal, wherein the cap plate has an electrode lead-out hole; the fixing member is fixed to the cap plate through the connecting member and provided with a weakened portion that is close to a center line of the cap plate in a width direction of the cap plate; and the electrode terminal includes a terminal board, wherein the terminal board has an outer peripheral surface at least partially surrounded by the fixing member so that the electrode terminal is fixed to the fixing member, and the terminal board is provided on a side of the cap plate and covers the electrode lead-out hole.Type: ApplicationFiled: January 17, 2018Publication date: April 11, 2019Applicant: Contemporary Amperex Technology Co., LimitedInventors: Yulian Zheng, Chengyou Xing, Quankun Li, Peng Wang, Lulu Bai
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Publication number: 20190109306Abstract: A power storage unit includes a plurality of power storage module groups connected in parallel, each having a plurality of power storage modules connected in series or in series and parallel. A plurality of temperature adjustment units is installed in each of the power storage module groups constituting the power storage unit, and cools or heats the power storage module groups. A management unit controls the plurality of temperature adjustment units corresponding to each of the power storage module groups to make resistances of the plurality of power storage module groups come close.Type: ApplicationFiled: May 11, 2017Publication date: April 11, 2019Applicant: Panasonic Intellectual Property Management Co., Ltd.Inventors: Kazufumi Nishikawa, Takashi Iida
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Publication number: 20190109307Abstract: A battery housing can include a first chamber configured to receive a first electrode material, the first chamber bounded at least in part by a first inflatable casing. The battery housing can include a second chamber configured to receive a second electrode material, the second chamber bounded at least in part by a second inflatable casing. An ionically conductive partition can be disposed between the first and second chambers. A first electrical contact can be coupled to or formed with the first inflatable casing. A second electrical contact can be coupled to or formed with the second inflatable casing. The first inflatable casing can be configured to inflate in response to an injection of the first electrode material into the first chamber. The second inflatable casing can be configured to inflate in response to an injection of the second electrode material into the second chamber.Type: ApplicationFiled: October 5, 2017Publication date: April 11, 2019Inventors: Yingqi Jiang, Kuang Yang
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Publication number: 20190109308Abstract: A rechargeable battery pack including a housing including a bottom wall and a top wall opposite the bottom wall, a plurality of battery cells at least partially positioned within the housing, and a latch mechanism. Where the latch mechanism includes a first linkage member having a contact surface accessible by the user from outside the housing, and where the contact surface is positioned proximate the bottom wall of the housing, a locking pawl movable with respect to the housing between a locked position and an unlocked position and in operable communication with the first linkage member, and where the locking pawl is positioned proximate the top wall of the housing.Type: ApplicationFiled: December 5, 2018Publication date: April 11, 2019Inventors: J. Luke Jenkins, Ryan Altenburger, William J. Saunders, Brent M. Willey, Li Sheng Ping
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Publication number: 20190109309Abstract: Provided are a porous film including cellulose nanofibers and having a transmittance of 70 percent (%) or higher and a haze of 50% or lower, as measured according to ASTM D1003 using a CIE1931 color space (Illuminant C and a 2° observer) at a thickness of 16 micrometers (?m); a separator including the porous film; an electrochemical device including the porous film; and a method of preparing the porous film.Type: ApplicationFiled: October 10, 2018Publication date: April 11, 2019Inventors: Nagjong Kim, Kitae Park, Jinkyu Kang, Jinhwan Park, Sunghaeng Lee
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Publication number: 20190109310Abstract: A battery comprises a separator membrane comprising an ion-conducting polymeric composition comprising a copolymer of Ra-Rs and Rb. Ra and Rb are each selected from the group consisting of linear alkyls, branched alkyls, cyclic alkyls, heteroalkyls, aryls, heteroaryls, alkylaryls, and heteroalkylaryls. Rs is a positively charged amine group or a positively charged phosphene group. The copolymer comprises at least 3% of each Ra and Rb by weight. Ra and Rb are different chemical constituents, and Ra-Rs is not vinylpyridine.Type: ApplicationFiled: October 18, 2018Publication date: April 11, 2019Inventors: Richard I. Masel, Zengcai Liu
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Publication number: 20190109311Abstract: The present invention relates to an electrode assembly, a battery including the electrode assembly, and a method of manufacturing the same, the method of manufacturing an electrode assembly according to an embodiment of the present invention includes: a step for providing a separator; a step for forming a first conductive network layer comprising at least more than one first metal fibers on a first peripheral surface of the separator; and a step for providing a first particle composition comprising the electrically active material of the first polarity in the pores of the first conductive network layer.Type: ApplicationFiled: March 23, 2017Publication date: April 11, 2019Inventors: Lee Hyun Shin, Chang Hyeon Kim
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Publication number: 20190109312Abstract: Provided is a connection structure for a power storage module in which a wiring module is mounted on a power storage element group including multiple power storage elements, and for a control device for detecting states of the electrical elements. The power storage module includes detection wires that detect the states of the power storage elements, and that are connected to the control device. A module-side connector that is connected to the detection wires and is integrally provided on the power storage module is fit onto the device-side connector that is integrally provided on the control device.Type: ApplicationFiled: February 21, 2017Publication date: April 11, 2019Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Hiroshi SHIMIZU, Tetsuji TANAKA, Ryouya OKAMOTO, Hitoshi TAKEDA, Tomoki IDOTA
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Publication number: 20190109313Abstract: Provided is a cylindrical secondary battery module. The cylindrical secondary battery module includes: a cylindrical secondary battery cell including a battery case in which an electrode assembly and an electrolyte are accommodated, and a cell cap combined to a positive electrode terminal of the battery case; a busbar interconnecting a plurality of the cylindrical secondary battery cells and having a hollow; and a cut-off unit combined to the busbar in the hollow of the busbar to be connected to a cylindrical secondary battery, and configured to be separated from the busbar when an abnormality is generated in the cylindrical secondary battery cell, such that electric connections with the other cylindrical secondary battery cells are broken.Type: ApplicationFiled: July 31, 2017Publication date: April 11, 2019Applicant: LG Chem, Ltd.Inventors: Jae-Uk Ryu, Ji-Su Yoon, Dal-Mo Kang, Jeong-O Mun
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Publication number: 20190109314Abstract: The present disclosure discloses a cell and a battery using the same. The cell comprises a positive electrode plate and a negative electrode plate which each are provided with an uncoated current collector, the uncoated current collector of the positive electrode plate and the uncoated current collector of the negative electrode plate each are respectively welded with an electrical conductive piece used to connect with an external circuit.Type: ApplicationFiled: December 6, 2018Publication date: April 11, 2019Inventors: Haizu JIN, Hu XU
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Publication number: 20190109315Abstract: A battery manufacturing method includes assembling an internal terminal, a gasket, a battery case component, an insulator, and an external terminal into a state where a cylindrical part of the gasket is fitted in a mounting hole of the battery case component, a projecting part of the internal terminal is fitted in the cylindrical part of the gasket, the insulator is disposed on an outer surface of the battery case component with the projecting part fitted in a through-hole, and the external terminal is disposed on top of the insulator so as to lie on the projecting part. The external terminal is pressed against the projecting part of the internal terminal, and the external terminal or the internal terminal is vibrated to thereby weld together the projecting part and the external terminal in a solid state.Type: ApplicationFiled: October 1, 2018Publication date: April 11, 2019Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tomotaka HAGINO, Yuta NEMOTO, Tomohiro ONO, Yoichi NARUSE
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Publication number: 20190109316Abstract: The present disclosure relates to the technical field for charging an electrical appliance and provides a charger. The charger includes a base plate; and a first charge terminal and a control circuit disposed on the base plate. When the first charge terminal is connected with a charge plug, the first charge terminal switches from an extension position to a retraction position. The control circuit is configured to control the first charge terminal to be on-state when the first charge terminal is in the retraction position.Type: ApplicationFiled: March 21, 2018Publication date: April 11, 2019Inventor: Junmin SUN
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Publication number: 20190109317Abstract: An electrode for a lithium ion battery, the electrode including nanoporous silicon structures, each nanoporous silicon structure defining a multiplicity of pores, a binder, and a conductive substrate. The nanoporous silicon structures are mixed with the binder to form a composition, and the composition is adhered to the conductive substrate to form the electrode. The nanoporous silicon may be, for example, nanoporous silicon nanowires or nanoporous silicon formed by etching a silicon wafer, metallurgical grade silicon, silicon nanoparticles, or silicon prepared from silicon precursors in a plasma or chemical vapor deposition process. The nanoporous silicon structures may be coated or combined with a carbon-containing compound, such as reduced graphene oxide. The electrode has a high specific capacity (e.g., above 1000 mAh/g at current rate of 0.4 A/g, above 1000 mAh/g at a current rate of 2.0 A/g, or above 1400 mAh/g at a current rate of 1.0 A/g).Type: ApplicationFiled: December 4, 2018Publication date: April 11, 2019Inventors: Chongwu Zhou, Mingyuan Ge, Jiepeng Rong, Xin Fang
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Publication number: 20190109318Abstract: Embodiments of the present disclosure provide for cathodes having a metl sulfide thin layer, devices including cathodes, lithium ion batteries including cathodes, methods of making cathodes, and the like.Type: ApplicationFiled: December 6, 2018Publication date: April 11, 2019Inventors: Kevin S. Jones, Nicholas G. Rudawski, Shadi Al Khateeb
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Publication number: 20190109319Abstract: It is described a method for realizing catalytically active electrochemical electrodes with maximized surface area. In the method, InGaN is deposited epitaxially in form of a thin layer on a Silicon substrate exposing a (111) crstal fac, thus forcing the InGaN electrode material to grow exposing a catalytically active surface. The substrate is then removed, the InGaN layer is made into fragments and these are transferred onto a conductive support with one-, two- or three-dimensional structure which can be a wire, a two-dimensional conductive foil which, possibly folded, or a three-dimensional conductive fabric, sponge or cage-like structure. It is thus possible to obtain an InGaN-based electrode with increased surface area and exposing surfaces with high catalytic activity.Type: ApplicationFiled: March 14, 2017Publication date: April 11, 2019Inventors: Richard NOETZEL, Stefano SANGUINETTI
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Publication number: 20190109320Abstract: The fabrication of robust interfaces between transition metal oxides and non-aqueous electrolytes is one of the great challenges of lithium ion batteries. Atomic layer deposition (ALD) of aluminum tungsten fluoride (AlWxFy) improves the electrochemical stability of LiCoO2. AlWxFy thin films were deposited by combining trimethylaluminum and tungsten hexafluoride. in-situ quartz crystal microbalance and transmission electron microscopy studies show that the films grow in a layer-by-layer fashion and are amorphous nature. Ultrathin AlWxFy coatings (<10 ?) on LiCoO2 significantly enhance stability relative to bare LiCoO2 when cycled to 4.4 V. The coated LiCoO2 exhibited superior rate capability (up to 400 mA/g) and discharge capacities at a current of 400 mA/g were 51% and 92% of the first cycle capacities for the bare and AlWxFy coated materials.Type: ApplicationFiled: December 3, 2018Publication date: April 11, 2019Applicant: UChicago Argonne, LLCInventors: Anil U. Mane, Jeffrey W. Elam, Joong Sun Park, Jason R. Croy
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Publication number: 20190109321Abstract: The present invention relates to processes that may be used singly or in combination to prevent lithium (or alkali metal) plating or dendrite buildup on bare substrate areas or edges of electrode rolls during alkaliation of a battery or electrochemical cell anode composed of a conductive substrate and coatings, in which the electrode rolls may be coated on one or both sides and may have exposed substrate on edges, or on continuous or discontinuous portions of either or both substrate surfaces.Type: ApplicationFiled: October 11, 2018Publication date: April 11, 2019Inventors: Robert W. Grant, Matthew Sweetland, Asela Maha Acharige
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Publication number: 20190109322Abstract: The present invention relates to a method for lithiation of an intercalation-based anode or a non-reactive plating-capable foil or a reactive alloy capable anode, whereby utilization of said lithiated intercalation-based anode or a plating-capable foil or reactive alloy capable anode in a rechargeable battery or electrochemical cell results in an increased amount of lithium available for cycling, and an improved reversible capacity during charge and discharge.Type: ApplicationFiled: October 10, 2018Publication date: April 11, 2019Inventors: Robert W. Grant, Matthew Sweetland, Asela Maha Acharige