Patents by Inventor QIANWEN CHEN
QIANWEN CHEN has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240138010Abstract: Provided is a method for retrieving a lost-of-contact mobile terminal. The method is applied to a first control terminal, and includes: receiving a first lost-of-contact distress signal a first mobile terminal forwarded by a server; displaying a help seeking interface; sending, in response to a help-retrieving instruction, a first help-retrieving request to the server; and receiving a first confirmation help message from a second control terminal from the server, wherein the first confirmation help message indicates that the second control terminal agrees to help retrieve the first mobile terminal.Type: ApplicationFiled: September 19, 2022Publication date: April 25, 2024Inventors: Qianwen JIANG, Yongzhong ZHANG, Hao ZHANG, Lili CHEN, Peng HAN, Huidong HE, Juanjuan SHI, Weihua DU
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Publication number: 20240098270Abstract: Provided is a method for processing video data. The method includes: acquiring a second outline of at least one object in an (n+1)th image frame of a to-be-compressed video data group based on a fuzzy algorithm; determining a motion vector of the at least one object according to the second outline and a first outline of the at least one object in an nth image frame of the to-be-compressed video data group; acquiring compressed video data according to the motion vector and a start image frame of to-be-compressed video data; and sending the compressed video data to an apparatus for displaying images.Type: ApplicationFiled: September 20, 2022Publication date: March 21, 2024Inventors: Huidong HE, Peng HAN, Hao ZHANG, Lili CHEN, Qianwen JIANG, Ruifeng QIN, Juanjuan SHI, Weihua DU
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Patent number: 11908723Abstract: Handler wafers and methods of handling a wafer include positioning a handler, which is attached to a wafer by a bonding layer that comprises a debonding layer, an optical enhancement layer, and an anti-reflection layer. The handler is debonded from the wafer using a laser that emits laser energy at a wavelength that is absorbed by the debonding layer and that is confined to the debonding layer by the optical enhancement layer, such that the material of the debonding layer ablates when exposed to the laser energy to release the wafer.Type: GrantFiled: December 3, 2021Date of Patent: February 20, 2024Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Akihiro Horibe, Qianwen Chen, Risa Miyazawa, Michael P. Belyansky, John Knickerbocker, Takashi Hisada
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Patent number: 11876233Abstract: Thin Film Batteries are made of battery layers. Each battery layer has a substrate with one or more battery structures on the substrate surface. The battery structures have a first electrode connection and a second electrode, a first electrode (e.g. a cathode or anode) is electrically connected to the first electrode connection and a second electrode (e.g. an anode or cathode) is electrically connected to the second electrode connection. An electrolyte is at least partial disposed between and electrically connected to the first and second electrodes. A first edge connection on one of the substrate edges is physically and electrically connected to the first electrode connection. A second edge connection on one of the substrate edges is physically and electrically connected to the second electrode connection. An electrically insulating lamination is disposed on the substrate and covers the components except for the first and second edge connections, connected to respective battery electrodes.Type: GrantFiled: February 20, 2020Date of Patent: January 16, 2024Assignee: International Business Machines CorporationInventors: Bing Dang, John Knickerbocker, Qianwen Chen
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Patent number: 11710669Abstract: One or more die stacks are disposed on a redistribution layer (RDL) to make an electronic package. The die stacks include a die and one or more Through Silicon Via (TSV) dies. Other components and/or layers, e.g. interposes layers, can be included in the structure. An epoxy layer disposed on the RDL top surface and surrounds and attached to all the TSV die sides and all the die sides. Testing circuitry is located in various locations in some embodiments. Locations including in the handler, die, TSV dies, interposes, etc. Testing methods are disclosed, Methods of making including “die first” and “die last” methods are also disclosed. Methods of making heterogenous integrated structure and the resulting structures are also disclosed, particularly for large scale, e.g. wafer and panel size, applications.Type: GrantFiled: May 25, 2020Date of Patent: July 25, 2023Assignee: International Business Machines CorporationInventors: John Knickerbocker, Bing Dang, Qianwen Chen, Joshua M. Rubin, Arvind Kumar
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Publication number: 20230178404Abstract: Handler wafers and methods of handling a wafer include positioning a handler, which is attached to a wafer by a bonding layer that comprises a debonding layer, an optical enhancement layer, and an anti-reflection layer. The handler is debonded from the wafer using a laser that emits laser energy at a wavelength that is absorbed by the debonding layer and that is confined to the debonding layer by the optical enhancement layer, such that the material of the debonding layer ablates when exposed to the laser energy to release the wafer.Type: ApplicationFiled: December 3, 2021Publication date: June 8, 2023Inventors: Akihiro Horibe, Qianwen Chen, RISA MIYAZAWA, Michael P. Belyansky, John Knickerbocker, Takashi Hisada
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Publication number: 20230087366Abstract: A carrier wafer, a structure, and a method are disclosed. The carrier wafer includes a wafer layer having a first surface and a second surface opposite the first surface, a first antireflective coating (ARC) layer positioned on the first surface of the wafer layer, a second ARC layer positioned on a surface of the first ARC layer opposite the wafer layer, and a thin release layer positioned on a surface of the second ARC layer opposite the first ARC layer. The structure includes the carrier wafer and a semiconductor device substrate positioned over the thin release layer of the carrier wafer. The method includes obtaining a wafer layer, forming an ARC layer on a surface of the wafer layer, forming a second ARC layer on a surface of the first ARC layer opposite the wafer layer, and forming a thin release layer on the second ARC layer.Type: ApplicationFiled: September 17, 2021Publication date: March 23, 2023Inventors: Qianwen Chen, Michael P. Belyansky, John Knickerbocker, Akihiro Horibe
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Patent number: 11539081Abstract: A method for integrating a thin film microbattery with electronic circuitry includes forming a release layer over a handler, forming a thin film microbattery over the release layer of the handler, removing the thin film microbattery from the handler, depositing the thin film microbattery on an interposer, forming electronic circuitry on the interposer, and sealing the thin film microbattery and the electronic circuitry to create individual microbattery modules.Type: GrantFiled: February 25, 2020Date of Patent: December 27, 2022Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Qianwen Chen, Bing Dang, John U. Knickerbocker
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Patent number: 11539080Abstract: A method for integrating a thin film microbattery with electronic circuitry includes forming a release layer over a handler, forming a thin film microbattery over the release layer of the handler, removing the thin film microbattery from the handler, depositing the thin film microbattery on an interposer, forming electronic circuitry on the interposer, and sealing the thin film microbattery and the electronic circuitry to create individual microbattery modules.Type: GrantFiled: February 11, 2020Date of Patent: December 27, 2022Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Qianwen Chen, Bing Dang, John U. Knickerbocker
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Patent number: 11522243Abstract: A method of manufacturing a micro-battery is provided. The method includes forming a micro-battery device by forming a first metal anode via and a first metal cathode via in a first substrate, forming a first metal layer on a bottom side of the first substrate, forming a first battery element on a top side of the substrate, forming an encapsulation layer around the first battery element, forming trenches through the encapsulation layer and the first substrate on different sides of the first battery element, and forming a metal sealing layer in the trenches to cover at least a plurality of sidewall surfaces of the first battery element. The metal sealing layer is electrically connected to the battery element through the first metal layer and the first metal cathode via.Type: GrantFiled: December 21, 2020Date of Patent: December 6, 2022Assignee: International Business Machines CorporationInventors: Qianwen Chen, Jae-Woong Nah, Bing Dang, Leanna Pancoast, John Knickerbocker
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Publication number: 20220199235Abstract: A mechanism is provided in a data processing system to implement a multi-sensor health monitoring platform. The mechanism applies a machine learning model to predict patient needs and patient activity trends based on physiological features and activity features of the patient. The mechanism applies the machine learning model to predict energy requirements for a plurality of medical sensors based on the predicted patient needs and patient activity trends. The mechanism schedules recharging of the plurality of medical sensors based on the predicted energy requirements and identifying one or more sensors to set to an activate state based on the predicted patient needs and patient activity trends. The mechanism collecting sensor data from the one or more sensors and applies the machine learning model to generate a point-of-care recommendation based on the collected sensor data.Type: ApplicationFiled: December 22, 2020Publication date: June 23, 2022Inventors: John Knickerbocker, Bing Dang, Qianwen Chen, Leanna Pancoast
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Publication number: 20220200086Abstract: A method of manufacturing a micro-battery is provided. The method includes forming a micro-battery device by forming a first metal anode via and a first metal cathode via in a first substrate, forming a first metal layer on a bottom side of the first substrate, forming a first battery element on a top side of the substrate, forming an encapsulation layer around the first battery element, forming trenches through the encapsulation layer and the first substrate on different sides of the first battery element, and forming a metal sealing layer in the trenches to cover at least a plurality of sidewall surfaces of the first battery element. The metal sealing layer is electrically connected to the battery element through the first metal layer and the first metal cathode via.Type: ApplicationFiled: December 21, 2020Publication date: June 23, 2022Inventors: Qianwen Chen, Jae-Woong Nah, Bing Dang, Leanna Pancoast, John Knickerbocker
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Patent number: 11311224Abstract: A method is presented for forming a nanowire electrode. The method includes forming a plurality of nanowires over a first substrate, depositing a conducting layer over the plurality of nanowires, forming solder bumps and electrical interconnections over a second flexible substrate, and integrating nanowire electrode arrays to the second flexible substrate. The plurality of nanowires are silicon (Si) nanowires, the Si nanowires used as probes to penetrate skin of a subject to achieve electrical biopotential signals. The plurality of nanowires are formed over the first substrate by metal-assisted chemical etching.Type: GrantFiled: January 9, 2020Date of Patent: April 26, 2022Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Qianwen Chen, Huan Hu, Zheng Xu, Xin Zhang
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Patent number: 11222862Abstract: Techniques for high speed handling of ultra-small chips (e.g., micro-chips) by selective laser bonding and/or debonding are provided. In one aspect, a method includes: providing a first wafer including chips bonded to a surface thereof; contacting the first wafer with a second wafer, the second wafer including a substrate bonded to a surface thereof, wherein the contacting aligns individual chips with bonding sites on the substrate; and debonding the individual chips from the first wafer using a debonding laser having a small spot size of about 0.5 ?m to about 100 ?m, and ranges therebetween. A system is also provided that has digital cameras, a motorized XYZ-axis stage, and a computer control system configured to i) control a spot size of the at least one laser source and ii) adjust a positioning of the sample to align individual chips with a target area of the laser.Type: GrantFiled: October 21, 2019Date of Patent: January 11, 2022Assignee: International Business Machines CorporationInventors: Qianwen Chen, Bing Dang, Russell Budd, Bo Wen, Li-Wen Hung, Jae-Woong Nah, John Knickerbocker
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Publication number: 20210366789Abstract: One or more die stacks are disposed on a redistribution layer (RDL) to make an electronic package. The die stacks include a die and one or more Through Silicon Via (TSV) dies. Other components and/or layers, e.g. interposes layers, can be included in the structure. An epoxy layer disposed on the RDL top surface and surrounds and attached to all the TSV die sides and all the die sides. Testing circuitry is located in various locations in some embodiments. Locations including in the handler, die, TSV dies, interposes, etc. Testing methods are disclosed, Methods of making including “die first” and “die last” methods are also disclosed. Methods of making heterogenous integrated structure and the resulting structures are also disclosed, particularly for large scale, e.g. wafer and panel size, applications.Type: ApplicationFiled: May 25, 2020Publication date: November 25, 2021Inventors: John Knickerbocker, Bing Dang, Qianwen Chen, Joshua M. Rubin, Arvind Kumar
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Patent number: 11171374Abstract: Systems and/or techniques associated with a solid-state microbattery packaging system are provided. In one example, a device comprises a substrate layer and a tape substrate layer. The substrate layer is associated with a set of solid-state microbattery components. The tape substrate comprises a releasable adhesive material and a polymer sealing material. A conductive surface associated with the set of solid-state microbattery components is disposed on the releasable adhesive material of the tape substrate layer.Type: GrantFiled: December 14, 2017Date of Patent: November 9, 2021Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Qianwen Chen, Bing Dang, John Knickerbocker, Bo Wen
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Patent number: 11165248Abstract: A method forms an air gap metal tip structure for (ESD) protection. The method forms an air chamber, from an upper substrate and a lower substate disposed below the upper substrate, within which a first metal tip and a second metal tip are disposed. The first and second metal tips are disposed along at least one horizontal axis parallel to the upper and lower substrates. The chamber includes a portion between points of the metal tips, such that oxygen trapped in the chamber is converted into ozone responsive to an arc between the metal tips to dissipate the arc, and the ozone is decomposed back into the oxygen responsive to an arc absence between the metal tips to maintain the ESD protection for subsequent arcs. An under fill level is disposed between the lower and upper substrates, and above one or more layers having the first and second metal tips.Type: GrantFiled: October 25, 2019Date of Patent: November 2, 2021Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Qianwen Chen, Yang Liu, Dongbing Shao, Zheng Xu
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Patent number: 11133670Abstract: An air gap metal tip structure is provided for (ESD) protection. The structure includes first and second metal tips disposed along at least one horizontal axis that is parallel to a upper substrate and a lower substrate. The structure includes an air chamber formed between the upper and lower substrate within which the first metal tip and the second metal tip are disposed. The air chamber includes a portion between points of the metal tips. The structure includes an under fill level disposed between the lower and upper substrates, and above one or more layers having the metal tips. Oxygen trapped in the air chamber is converted into ozone responsive to an arc between the metal tips to dissipate the arc, and the ozone is decomposed back into the oxygen responsive to an absence of the arc between the metal tips to maintain the ESD protection for subsequent arcs.Type: GrantFiled: October 25, 2019Date of Patent: September 28, 2021Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Qianwen Chen, Yang Liu, Dongbing Shao, Zheng Xu
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Patent number: 11119504Abstract: Using a set of airflow sensors disposed on an airfoil of an aircraft, first airflow data including an amount of airflow experienced at each airflow sensor at a first time is measured. Using a trained neural network model, the first airflow data is analyzed to determine an airflow state of the aircraft. In response to determining that the aircraft is in the abnormal airflow state, a control surface and a power unit of the aircraft are adjusted. Responsive to the adjusting, the aircraft is returned to the normal airflow state.Type: GrantFiled: November 8, 2018Date of Patent: September 14, 2021Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Wang Zhou, Huan Hu, Wei Tan, Qianwen Chen
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Publication number: 20210265606Abstract: Thin Film Batteries are made of battery layers. Each battery layer has a substrate with one or more battery structures on the substrate surface. The battery structures have a first electrode connection and a second electrode, a first electrode (e.g. a cathode or anode) is electrically connected to the first electrode connection and a second electrode (e.g. an anode or cathode) is electrically connected to the second electrode connection. An electrolyte is at least partial disposed between and electrically connected to the first and second electrodes. A first edge connection on one of the substrate edges is physically and electrically connected to the first electrode connection. A second edge connection on one of the substrate edges is physically and electrically connected to the second electrode connection. An electrically insulating lamination is disposed on the substrate and covers the components except for the first and second edge connections, connected to respective battery electrodes.Type: ApplicationFiled: February 20, 2020Publication date: August 26, 2021Inventors: Bing Dang, John Knickerbocker, Qianwen Chen