Patents Assigned to J-Metrics Technology Co., Ltd.
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Patent number: 11478822Abstract: A wafer level ultrasonic chip module includes a substrate, a composite layer and a base material. The substrate has a through slot passing through an upper surface and a lower surface of the substrate. The composite layer includes an ultrasonic body and a protective layer. A lower surface of the ultrasonic body is exposed from the through slot. The protective layer covers the ultrasonic body and a partial upper surface of the substrate. The composite layer has a groove passing through an upper surface and a lower surface of the protective layer, and communicating with the through slot. The ultrasonic body corresponds to the through slot. The base material covers the through slot, such that a space is formed among the through slot, the lower surface of the ultrasonic body and an upper surface of the base material.Type: GrantFiled: February 13, 2019Date of Patent: October 25, 2022Assignees: J-Metrics Technology Co., Ltd., Peking University Shenzhen Graduate SchoolInventors: Yu-Feng Jin, Sheng-Lin Ma, Qian-Cheng Zhao, Yi-Hsiang Chiu, Huan Liu, Hung-Ping Lee, Dan Gong
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Patent number: 11460341Abstract: A wafer scale ultrasonic sensor assembly includes a wafer substrate, an ultrasonic element, first and second protective layers, conductive wires, a transmitting material, an ASIC, a conductive bump, and a soldering portion. The wafer substrate includes a via. The ultrasonic element is exposed to the via. The conductive wires are on the first protective layer and connected to the ultrasonic element. The second protective layer covers the conductive wires, and the second protective layer has an opening corresponding to the ultrasonic element. The transmitting material contacts the ultrasonic element. The ASIC is connected to the wafer substrate, so that the via forms a space between the ASIC and the ultrasonic element. The conductive pillar is in a via defined through the ASIC, the wafer substrate, and the first protective layer, and the conducive pillar is respectively connected to the conductive wires and the soldering portion.Type: GrantFiled: June 3, 2019Date of Patent: October 4, 2022Assignees: j-Metrics Technology Co., Ltd., Peking University Shenzhen Graduate SchoolInventors: Yu-Feng Jin, Sheng-Lin Ma, Yi-Hsiang Chiu, Hung-Ping Lee, Dan Gong
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Patent number: 11130674Abstract: An integrated package method for MEMS element and ASIC chip includes forming a re-layout layer on a front surface of an ASIC wafer; coating an organic compound layer on the re-layout layer and applying a lithography process to the organic compound layer to from a microcavity array; aligning and bonding an electrode connection pad layer on a front surface of an MEMS element with the microcavity array to form a closed cavity structure; thinning and exposing a silicon substrate on a back surface of the MEMS element to a desired thickness; applying the lithographic process on the MEMS element to expose the electrode connection pad layer and an electrical contact area of the re-layout layer; and manufacturing a metal connection member connected to the electrode connection pad layer and the electrical contact area. An integrated package structure for MEMS element and ASIC chip is also provided.Type: GrantFiled: January 13, 2020Date of Patent: September 28, 2021Assignees: J-METRICS TECHNOLOGY CO., LTD., PEKING UNIVERSITY SHENZHEN GRADUATE SCHOOLInventors: Sheng-Lin Ma, Dan Gong, Yi-Hsiang Chiu
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Patent number: 11075072Abstract: A wafer scale ultrasonic sensing device includes a substrate assembly, an ultrasonic component, a first protective layer, a first conductive circuit, a second conductive circuit, a second protective layer, a conductive material, electrical connection layers, and soldering portions. The substrate assembly includes a first wafer and a second wafer, and the second wafer covers a groove on the first wafer to define a hollow chamber. The first wafer, the second wafer, and the first protective layer are coplanar with the first conductive circuit on a first side surface and coplanar with the second conductive circuit on a second side surface. The second protective layer has an opening, where the conductive material is in the opening and is in contact with the ultrasonic component. The electrical connection layers are on the first side surface and the second side surface, and the soldering portions are respectively connected to the electrical connection layers.Type: GrantFiled: May 14, 2020Date of Patent: July 27, 2021Assignees: J-Metrics Technology Co., Ltd., Peking University Shenzhen Graduate SchoolInventors: Yu-Feng Jin, Sheng-Lin Ma, Qian-Cheng Zhao, Yi-Hsiang Chiu, Huan Liu, Hung-Ping Lee, Dan Gong
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Patent number: 10657349Abstract: An ultrasonic module and a manufacturing method for ultrasonic module are provided. The ultrasonic module includes a substrate, a composite layer, and a covering layer. The substrate has an upper surface. The composite layer has a top surface, a bottom surface, and a recessed surface recessed toward the bottom surface. The bottom surface is on the upper surface of the substrate. One or more space is formed between the recessed surface and the upper surface. The composite layer has one or more first groove extending from the top surface toward the recessed surface. The first groove separates the composite layer into a circuit structure and an ultrasonic structure connected to the circuit structure. The covering layer is assembled on the top surface of the composite layer.Type: GrantFiled: August 20, 2018Date of Patent: May 19, 2020Assignees: J-METRICS TECHNOLOGY CO., LTD., PEKING UNIVERSITY SHENZHEN GRADUATE SCHOOLInventors: Yu-Feng Jin, Sheng-Lin Ma, Qian-Cheng Zhao, Huan Liu, Yi-Hsiang Chiu
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Patent number: 10061965Abstract: A fingerprint sensing unit includes a carrier substrate, a fingerprint sensing chip on an upper surface of the carrier substrate, a molding layer, a light-pervious cover layer on the molding layer, and an adhesive layer between the light-pervious cover layer and the molding layer. The fingerprint sensing chip is electrically connected to the carrier substrate. The molding layer covers the fingerprint sensing chip.Type: GrantFiled: May 17, 2016Date of Patent: August 28, 2018Assignee: J-METRICS TECHNOLOGY CO., LTD.Inventors: Wei-Ting Lin, Shih-Chun Kuo
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Patent number: 9824257Abstract: An all-flat sensor includes a coupling substrate; a sensing chip, which is disposed on the coupling substrate, has first electrodes arranged in an array and a first dielectric layer covering over the first electrodes, and is electrically connected to the coupling substrate; and a second dielectric layer covering over the sensing chip and providing an outlook color. An electronic device using the all-flat sensor is also provided.Type: GrantFiled: March 9, 2015Date of Patent: November 21, 2017Assignee: J-Metrics Technology Co., Ltd.Inventor: Bruce C. S. Chou
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Patent number: 9684811Abstract: A suspended capacitive fingerprint sensor includes a substrate, capacitive sensing units disposed on the substrate and one or more insulation protection layer. Each of the capacitive sensing units includes a fixed electrode, a suspended electrode, and a chamber between the fixed electrode and the suspended electrode. The insulation protection layer covers the capacitive sensing units, so that the capacitive sensing units sense a fingerprint of a finger above the insulation protection layer. A method for manufacturing the suspended capacitive fingerprint sensor is also provided.Type: GrantFiled: February 16, 2016Date of Patent: June 20, 2017Assignee: J-METRICS TECHNOLOGY CO., LTD.Inventor: Wei-Ting Lin
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Patent number: 9679188Abstract: A fingerprint sensor packaging module includes a light-pervious cover layer, a conductive pattern layer on the light-pervious cover layer, a finger sensing chip on the conductive pattern layer, a circuit board on the light-pervious cover layer, and a package member. The conductive pattern layer includes a plurality of pads. The fingerprint sensing chip is electrically connected to the conductive pattern layer by contacting to the pads. The circuit board is electrically connected to the conductive pattern layer and has a hole and the hole exposes the fingerprint sensing chip. The fingerprint sensing chip is disposed in the hole. The package member disposed in the hole and at least cover the fingerprint sensing chip.Type: GrantFiled: January 8, 2016Date of Patent: June 13, 2017Assignee: J-METRICS TECHNOLOGY CO., LTD.Inventor: Wei-Ting Lin
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Patent number: 9553062Abstract: A fingerprint identification device includes a first dielectric layer, a fingerprint sensing chip, a packaging layer, a first redistribution layer, a second dielectric layer, a second redistribution layer, and a third dielectric layer. The fingerprint sensing chip is disposed on the first dielectric layer and has a sensing transmission pad. The packaging layer defines a first via hole and covers the first dielectric layer and fingerprint sensing chip. Disposed on the packaging layer, the first redistribution layer contacts a drive transmission pad via the first via hole. The second dielectric layer defines a second via hole and covers the packaging layer and the first redistribution layer. Disposed on the second dielectric layer, the second redistribution layer defines a looped pattern, in addition to connect electrically with the first redistribution layer via the second via hole. The third dielectric layer covers the second dielectric layer and second redistribution layer.Type: GrantFiled: March 3, 2016Date of Patent: January 24, 2017Assignee: J-METRICS TECHNOLOGY CO., LTD.Inventors: Chen-Chih Fan, Wei-Ting Lin, Shih-Chun Kuo
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Patent number: 9436862Abstract: An electronic apparatus comprises a body, a human-machine interface device, a small-width biometrics sensor and a processing module. The human-machine interface device is disposed on the body. The small-width biometrics sensor is disposed on the body. The processing module, disposed on the body and electrically connected to the small-width biometrics sensor and the human-machine interface device, cooperates with the human-machine interface device and the small-width biometrics sensor to guide different physical portions of a finger of a user to directly contact or approach the small-width biometrics sensor according to indications of the human-machine interface device, so that the small-width biometrics sensor senses the finger to capture partial physical patterns of the finger. A guiding method of the electronic apparatus is also disclosed.Type: GrantFiled: November 6, 2014Date of Patent: September 6, 2016Assignee: J-METRICS TECHNOLOGY CO., LTD.Inventor: Mei-Yen Lee
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Patent number: 9298317Abstract: A stray-light-coupled biometrics sensing module includes a light-transparent body, a display unit and an optical module. The light-transparent body has a front side and a backside. The front side is configured to support an organic object thereon. The display unit attached to the backside of the light-transparent body displays a frame. The optical module is attached to the backside of the light-transparent body through an adhesive, and is disposed adjacent to the display unit. First light rays of the frame emitted from an eye-viewing screen couple into the organic object through the light-transparent body. After travelling a short distance in the organic object, the first light rays couple out of the organic object and re-enter the light-transparent body as second light rays entering the optical module. The optical module senses the second light rays to generate a biometrics image signal. An electronic apparatus is also disclosed.Type: GrantFiled: December 12, 2013Date of Patent: March 29, 2016Assignee: J-Metrics Technology Co., Ltd.Inventor: Bruce C. S. Chou
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Patent number: 9058511Abstract: A biometrics sensor module includes a housing, a biometrics sensor and a coupling electrode. The housing has a first surface and a second surface opposite to the first surface. The biometrics sensor has a sensing surface, which is disposed on the first surface of the housing and has sensing members arranged in an array. The coupling electrode is disposed on the first or second surface of the housing. Two regions, projected from the sensing surface and the coupling electrode to the second surface of the housing, do not overlap with each other. A coupling signal is provided to the coupling electrode and directly or indirectly couples the coupling signal to an object, so that the sensing members of the biometrics sensor sense biometrics messages of the object contacting with the second surface of the housing.Type: GrantFiled: November 18, 2013Date of Patent: June 16, 2015Assignee: J-METRICS TECHNOLOGY CO., LTD.Inventor: Bruce C. S. Chou
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Patent number: 9008376Abstract: An ultra-thin sensing device with a flat contact surface comprises a package substrate, an interposer structure, a vertical electrical connection structure and a sensing chip. The interposer structure disposed on the package substrate comprises connection pads and second bonding pads electrically connected to the connection pads and first bonding pads of the package substrate. The vertical electrical connection structure disposed on the interposer structure comprises vertical conductors electrically connected to the connection pads. The sensing chip disposed on the vertical electrical connection structure comprises a chip substrate, and sensing members, sensing circuit cells and vertical through electrodes, which are formed on the chip substrate.Type: GrantFiled: June 12, 2014Date of Patent: April 14, 2015Assignee: J-Metrics Technology Co., Ltd.Inventor: Mei-Yen Lee