Patents by Inventor Linan An
Linan An 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: 20240166910Abstract: A photonic device including a first waveguide and a second waveguide is provided. The device includes an interconnect coupled with the first waveguide and the second waveguide. The interconnect includes a substrate. The interconnect includes a film including a refractive index contrast (RIC) polymer and a core. The core includes a first domain having a first refractive index. The core includes a second domain adjacent to the first domain and having a second refractive index. The second refractive index is less than the first refractive index. The core includes a third domain adjacent to the second domain and having a third refractive index. The third refractive index is less than the second refractive index. The second domain is disposed between the first domain and the third domain. The refractive index of the substrate is less than the first refractive index, the second refractive index, and the third refractive index.Type: ApplicationFiled: April 8, 2022Publication date: May 23, 2024Applicant: ARIZONA BOARD OF REGENTS ON BEHALF OF THE UNIVERSITY OF ARIZONAInventors: Robert Norwood, Dong-Chul Pyun, Stanley Pau, Roland Himmelhuber, Linan Jiang, Thomas Koch, Kyungjo Kim, Sasaan Showgi, Tristan Kleine, Abhinav Nishant, Julie Frish
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Patent number: 11987321Abstract: A drive system for a cycle has an input that receives drive from a pedal. An output rotates to drive a wheel via an electrical machine that provides motor drive. A drive train transmits drive to the output. The drive train includes first and second epicyclic gear sets EP-1, EP-2, which each include a sun gear, a planet carrier, a plurality of planet gears, and an annulus gear. Both annulus gears are connected to the output. Both sun gears are driven by the electrical machine. The first epicyclic gear set transmits drive from its sun gear to its annulus gear with its planet carrier in a fixed position. The second epicyclic gear set transmits drive from a pedal to its annulus gear via its planet carrier. Electrical assistance may be provided when the cyclist is pedalling and not pedalling.Type: GrantFiled: June 4, 2020Date of Patent: May 21, 2024Assignee: EBIKE SYSTEMS LTDInventor: Linan Gong
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Publication number: 20240151083Abstract: A cabinet apparatus having a housing and a door. The housing defines a storage space having a front access opening. The door includes a first panel structure having a first sidewall panel having a first interior surface that partially defines the storage space and a first exterior surface and a tubular flange extending lengthwise along the first sidewall panel and protruding from the first exterior surface. A first hinge component is located on the tubular flange. The door includes a door body and a second hinge component thereon. The first and second hinge components are operably coupled to one another so that the door is pivotably mounted to the housing to be rotatable about a rotational axis between: (1) a closed position in which the door body encloses the front access opening; and (2) an open position in which the storage space is accessible via the front access opening.Type: ApplicationFiled: November 17, 2022Publication date: May 9, 2024Inventors: Alexander V. LeTourneau, Swapnil Vasant Borade, Zhongpeng Zha, Linan Han
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Publication number: 20240148272Abstract: Systems, apparatus, and methods for detecting air breathed by a user and/or one or more gases are provided herein. In some embodiments, an apparatus may include a test material adapted to reduce in size when exposed to one or more stimuli. In some embodiments, one or more chemicals may be disposed on the test material and, when exposed to the air breathed by the user, the one or more chemicals are adapted to transform from a first color to a second color. In some embodiments, when the test material reduces in size an intensity of the second color increases. The apparatus may further include a face mask. In this regard, the test material may be removably attached to the face mask. The apparatus may further include a spectrophotometer configured to determine if the one or more chemicals have transformed from the first color to the second color.Type: ApplicationFiled: October 25, 2023Publication date: May 9, 2024Inventors: Yan YU, Zhixiong HOU, Chuang HUANG, Jiangtao LIU, Yongfang HUANG, Linan ZHAO, Rui LUO
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Patent number: 11958718Abstract: The present invention discloses a multi-channel impact-resistant intelligent-constant-deceleration hydraulic braking system, and relates to the field of safety braking control for mine hoist systems. A technical point of the braking system is that the braking system includes a braking circuit formed by a constant-deceleration hydraulic system, a constant-deceleration electrical closed-loop control system, and a detection and feedback apparatus. The constant-deceleration hydraulic system is provided with N+1 independent complete oil return channels, where N is a positive integer greater than or equal to 3. The oil return channels are disposed in parallel to form parallel independent braking circuits, that is, are “multi-channel” and do not have a “common output point”. The oil return channel includes a backup oil source, an electro-hydraulic signal conversion and amplification component, an operating mode switching apparatus, and an execution component that are sequentially connected.Type: GrantFiled: March 30, 2020Date of Patent: April 16, 2024Assignees: TAIYUAN UNIVERSITY OF TECHNOLOGY, Guiyang Plateau Mining Machinery Company LimitedInventors: Ziming Kou, Zhensheng Wang, Juan Wu, Deling Xie, Yandong Wang, Waiwen Zhang, Linan Zhang
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Patent number: 11958043Abstract: A method of making a multicomponent photocatalyst, includes inducing precipitation from a pre-cursor solution comprising a pre-cursor of a plasmonic material and a pre-cursor of a reactive component to form co-precipitated particles; collecting the co-precipitated particles; and annealing the co-precipitated particles to form the multicomponent photocatalyst comprising a reactive component optically, thermally, or electronically coupled to a plasmonic material.Type: GrantFiled: May 11, 2018Date of Patent: April 16, 2024Assignee: William Marsh Rice UniversityInventors: Nancy Jean Halas, Peter Nordlander, Hossein Robatjazi, Dayne Francis Swearer, Chao Zhang, Hangqi Zhao, Linan Zhou
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Publication number: 20240108633Abstract: A JAK inhibitor may be used in preparation of a medicament. The medicament may be used for preventing and/or treating a disease or condition associated with an antitumor agent in a subject. A pharmaceutical composition may include the JAK inhibitor as may a kit. The JAK inhibitor may include a compound of formula (I) or a pharmaceutically acceptable salt thereof: Q, X, Y, and Z being independently N or C, and R1, R2 and R3 being independently a 5-6-membered aromatic ring, 5-6-membered heteroaromatic ring, 5-6-membered cycloalkyl, 5-6-membered heterocycloalkyl, amino, or amido, the aromatic ring, heteroaromatic ring, cycloalkyl, and/or heterocycloalkyl being optionally substituted by a substituent.Type: ApplicationFiled: December 28, 2021Publication date: April 4, 2024Applicant: ONQUALITY PHARMACEUTICALS CHINA LTD.Inventors: Wenxi LI, Shiyi ZHANG, Qing YOU, Linan YANG, Zhaoyu WU
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Publication number: 20240097198Abstract: An apparatus for a battery cell is provided. The apparatus includes the battery cell. The battery cell includes an electrode stack including at least one pair of an anode electrode and a cathode electrode and a can including a wall encapsulating the electrode stack. The battery cell further includes a positive battery terminal connected to the electrode stack and projecting outside of the can. The battery cell further includes a negative battery terminal connected to the electrode stack. The positive battery terminal and the negative battery terminal are configured for providing electrical energy. The battery cell further includes a thermal barrier adjoining the can and the positive battery terminal. The thermal barrier seals gases within the battery cell from exiting the battery cell between the can and the positive battery terminal at an ambient temperature of at least 600° C.Type: ApplicationFiled: September 15, 2022Publication date: March 21, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Liang Xi, Linan Zheng, Ryan P. Hickey, SriLakshmi Katar, Yuvraj Dewan
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Publication number: 20240009340Abstract: Methods, apparatus and systems that relate to high performance UV disinfection in a HVAC system with integrated concentrator optics are described. One example device for air disinfection includes a housing structured to include an interior volume and having an air inlet at a first end of the housing and an air outlet at a second end of the housing, the housing providing an air passage through the interior volume between the air inlet and the air outlet. The device filter includes at least one light source positioned proximate to the interior volume and at least one nonimaging optics element positioned proximate to the interior volume.Type: ApplicationFiled: August 25, 2021Publication date: January 11, 2024Inventors: Stanley Pau, Richard John Koshel, Linan Jiang
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Patent number: 11860719Abstract: A method for implementing storage service continuity in a storage system includes a front-end interface detecting a status of a first storage controller. The storage system includes the front-end interface card and a plurality of storage controllers. The front-end interface card communicates with the storage controllers, and the front-end interface card communicates with a host. When the first storage controller is in an abnormal state, the front-end interface card selects a second storage controller from the storage controllers for the host to process an access request of the host.Type: GrantFiled: January 21, 2022Date of Patent: January 2, 2024Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Qiming Xu, Can Chen, Song Yang, Linan Zhou, Dahong Yan, Juntao Yang
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Patent number: 11858809Abstract: The invention belongs to the technical field of metal micro-forming, and in particular relates to a method for inflating micro-channels. The present invention is aimed at the problems of low process flexibility, single product type, and non-closed structure of the micro-channel when preparing metal micro-channels by micro-plastic forming of ultra-thin metal strips. The present invention uses a method combining numerical simulation and bond rolling experiment to analyze the effect of the hydrogen pressure and bond strength of the metal composite ultra-thin strip after bond rolling on the pore diameter of the micro-channel, and the corresponding relationship between the micro-channel pore diameter and the titanium hydride content, heating temperature, and bond strength of the metal composite ultra-thin strip is obtained.Type: GrantFiled: June 4, 2021Date of Patent: January 2, 2024Assignee: TAIYUAN UNIVERSITY OF TECHNOLOGYInventors: Jingwei Zhao, Tao Wang, Linan Ma, Qingxue Huang
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Patent number: 11833559Abstract: A transverse vibration rolling system and a preparation method for a double-layer metal composite ultra-thin strip relate to a technical field of rolling, which solve problems including poor rolling and bonding effects, low geometric accuracy, and poor plate shape quality of metal composite ultra-thin strips. The transverse vibration rolling system includes: a first roll, a second roll, a first hydraulic vibrator, a second hydraulic vibrator, a first hydraulic motor, a second hydraulic motor, a check valve, a first hydraulic pump, a first overflow valve, an oil tank, a controller, a second overflow valve, a second hydraulic pump, an electromagnetic reversing valve, a first speed control valve, and a second speed control valve. The transverse vibration of the rolls of the present invention can apply transverse shearing force on the ultra-thin metal strips during the bond rolling.Type: GrantFiled: August 24, 2021Date of Patent: December 5, 2023Assignee: TAIYUAN UNIVERSITY OF TECHNOLOGYInventors: Jingwei Zhao, Tao Wang, Linan Ma, Jianchao Han, Yuanming Liu, Zhongkai Ren, Qingxue Huang
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Publication number: 20230375169Abstract: In one embodiment, the present disclosure is directed to a bathroom mirror lighting system comprising a mirror, a light source, a sensor, and a control circuit operably coupled to the light source and the sensor. The control circuit receives a sensor signal from the sensor indicative of at least one of a user's distance from the sensor, a user's position, a user's posture, a motion of the user towards or away from the sensor, or a task being performed by the user. The control circuit then transmits a control signal to the light source causing the light source to alter its light output based on the sensor signal from the sensor.Type: ApplicationFiled: May 18, 2023Publication date: November 23, 2023Inventors: Douglas J. Diemel, Feipeng LV, Yanxiong ZHUANG, Haichao SUN, Qiuyue LIU, Linan HAN, Kor Han CHEW, Yingying XU, Yuan GAO, Fan HUANG, Wendong ZHU, Danni GU, Mark Schibur, Maxwell Wasscher, Steve Hammond, Jesse Lemel, Margaret Mazz, Pete Kajuch, Erin Lilly, Dougals J. Diemel, JR., Megan Wehmeier, Katie Stevens, Katerina Revelis, Shawn Booth, Matthew Wegner, Alexander V. LeToumeau
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Patent number: 11804564Abstract: Provided is a solar cell, including: an N-type semiconductor substrate having a front surface and a rear surface opposite to the front surface; a boron diffusion layer arranged on the front surface of the N-type semiconductor substrate, a first passivation layer is provided on a surface of the boron diffusion layer, and a first electrode is provided passing through the first passivation layer to form an electrical connection with the N-type semiconductor substrate; and a phosphorus-doped polysilicon layer arranged on the rear surface of the N-type semiconductor substrate. A silicon oxide layer containing nitrogen and phosphorus is provided between the rear surface of the N-type semiconductor substrate and the phosphorus-doped polysilicon layer, a second passivation layer is provided on a surface of the phosphorus-doped polysilicon layer, and a second electrode is provided passing through the second passivation layer to form an electrical connection with the phosphorus-doped polysilicon layer.Type: GrantFiled: May 5, 2022Date of Patent: October 31, 2023Assignee: Jinko Solar Co., Ltd.Inventors: Jiahua Qu, Jingsheng Jin, Linan Zhang
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Patent number: 11776120Abstract: A method for predicting the morphological changes of liver tumor after ablation based on deep learning includes: obtaining a medical image of liver tumor before ablation and a medical image of liver tumor after ablation; preprocessing the medical image of liver tumor before ablation and the medical image of liver tumor after ablation; obtaining a preoperative liver region map, postoperative liver region map, and postoperative liver tumor residual image map; obtaining a transformation matrix by a Coherent Point Drift (CPD) algorithm and obtaining a registration result map according to the transformation matrix; training the network by a random gradient descent method to obtain a liver tumor prediction model; using the liver tumor prediction model to predict the morphological changes of liver tumor after ablation. The method provides the basis for quantitatively evaluating whether the ablation area completely covers the tumor and facilitates the postoperative treatment plan for the patient.Type: GrantFiled: November 2, 2020Date of Patent: October 3, 2023Assignee: Chinese PLA General HospitalInventors: Ping Liang, Jie Yu, Linan Dong, Zhigang Cheng, Shouchao Wang, Xiaoling Yu, Fangyi Liu, Zhiyu Han
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Publication number: 20230263404Abstract: Devices, apparatuses, methods, and computer program products are provided for hemorrhage detection. An example sensing device for hemorrhage detection includes a blood detection layer that includes a permeable film and one or more optical fibers supported by the permeable film. The device also includes an optical sensor that includes a light source that emits light and an optical receiver in optical communication with the light source via the one or more optical fibers. The optical receiver generates optical data responsive to the light emitted by the light source and received by the optical receiver via the one or more optical fibers indicative of at least a wavelength of the light. The device further includes a controller operably coupled with the optical sensor that receives the optical data generated by the optical receiver in response to the emitted light and determines an amount of blood based upon the optical data.Type: ApplicationFiled: February 13, 2023Publication date: August 24, 2023Inventors: Zhixiong HOU, Rui LUO, Linan ZHAO, Matthew KENDALL, Yuyan WANG, Chuang HUANG
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Patent number: 11714573Abstract: Techniques for storage optimization in a distributed object store are described. A storage optimization service of a provider network monitors changes to data objects in a distributed object store that are part of a data lake and are referenced by a table index. The storage optimization service determines whether particular storage optimizations involving the data objects would be beneficial, prioritizes the ordering of these optimizations with a focus on performing impactful optimizations first, while intelligently scheduling the optimizations to avoid overutilization of available resources.Type: GrantFiled: March 29, 2021Date of Patent: August 1, 2023Assignee: Amazon Technologies, Inc.Inventors: Shashank Bhardwaj, Roman Gavrilov, Brian Scott Ross, Mehul A. Shah, Benjamin Sowell, Anthony A. Virtuoso, Linan Zheng
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Publication number: 20230148875Abstract: Devices, apparatuses, methods, and computer program products are provided for hemorrhage detection. An example sensing device for hemorrhage detection includes a blood selective layer that includes a permeable film and an iron selective conductive circuit supported by the permeable film. The sensing device further includes a controller operably coupled with the blood selective layer. The controller is configured to supply a current to the iron selective conductive circuit, determine an impedance of the iron selective conductive circuit responsive to blood received by the blood selective layer, and determine an amount of blood received by the blood selective layer based upon the determined impedance. The controller may further compare the determined impedance with an alert threshold and generate an alert signal in an instance in which the determined impedance satisfies the alert threshold.Type: ApplicationFiled: November 4, 2022Publication date: May 18, 2023Inventors: Zhixiong HOU, Rui LUO, Linan ZHAO, Matthew KENDALL, Yuyan WANG, Yan YU, Hui LI
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Publication number: 20230123842Abstract: A method for predicting the morphological changes of liver tumor after ablation based on deep learning includes: obtaining a medical image of liver tumor before ablation and a medical image of liver tumor after ablation; preprocessing the medical image of liver tumor before ablation and the medical image of liver tumor after ablation; obtaining a preoperative liver region map, postoperative liver region map, and postoperative liver tumor residual image map; obtaining a transformation matrix by a Coherent Point Drift (CPD) algorithm and obtaining a registration result map according to the transformation matrix; training the network by a random gradient descent method to obtain a liver tumor prediction model; using the liver tumor prediction model to predict the morphological changes of liver tumor after ablation. The method provides the basis for quantitatively evaluating whether the ablation area completely covers the tumor and facilitates the postoperative treatment plan for the patient.Type: ApplicationFiled: November 2, 2020Publication date: April 20, 2023Applicant: Chinese PLA General HospitalInventors: Ping LIANG, Jie YU, Linan DONG, Zhigang CHENG, Shouchao WANG, Xiaoling YU, Fangyi LIU, Zhiyu HAN
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Publication number: 20230079799Abstract: Provided is a solar cell, including: an N-type semiconductor substrate having a front surface and a rear surface opposite to the front surface; a boron diffusion layer arranged on the front surface of the N-type semiconductor substrate, a first passivation layer is provided on a surface of the boron diffusion layer, and a first electrode is provided passing through the first passivation layer to form an electrical connection with the N-type semiconductor substrate; and a phosphorus-doped polysilicon layer arranged on the rear surface of the N-type semiconductor substrate. A silicon oxide layer containing nitrogen and phosphorus is provided between the rear surface of the N-type semiconductor substrate and the phosphorus-doped polysilicon layer, a second passivation layer is provided on a surface of the phosphorus-doped polysilicon layer, and a second electrode is provided passing through the second passivation layer to form an electrical connection with the phosphorus-doped polysilicon layer.Type: ApplicationFiled: May 5, 2022Publication date: March 16, 2023Inventors: Jiahua QU, Jingsheng JIN, Linan ZHANG