Patents by Inventor Qian Hu
Qian Hu 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: 20250024254Abstract: A secure ranging method and an apparatus are provided. The method includes: a receiving-end device and a transmitting-end device obtain a session key through a narrowband system. The devices of both parties further generate secure CTSs in a symmetric manner based on the session key in combination with CTS configuration information, and perform inter-device ranging in a UWB system by using the CTSs. According to this application, the CTS can be flexibly configured based on the CTS configuration information, to improve secure ranging performance. In addition, the narrowband system replaces the UWB system to perform key-related information negotiation, and ranging is performed in the UWB system, so that high-accuracy ranging is implemented while low power consumption is considered.Type: ApplicationFiled: September 30, 2024Publication date: January 16, 2025Inventors: Kang Wang, HuiSha Zhang, Qian Yu, Shichang Hu
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Patent number: 12175968Abstract: Techniques for selecting a skill to execute in response to a natural language input are described. A system may receive a natural language input, determine profile data associated with the natural language input, and determine the profile data indicates a locale and at least first language and second languages. The system determines first and second sets of skills corresponding to the locale/first language and locale/second language, respectively. The system determines a first group of skill candidates corresponding to a portion of the first set of skills, and determines a second group of skill candidates corresponding to a portion of the second set of skills. The system performs ranking processing across the first and second groups of skills to determine a best skill for responding to the natural language input. Thus, in some situations, the skill invoked may not correspond to the same language represented in the natural language input.Type: GrantFiled: March 26, 2021Date of Patent: December 24, 2024Assignee: Amazon Technologies, Inc.Inventors: Mohamed Farouk AbdelHady, Qian Hu, Mohamed Thahir Peer Mohamed, Wei Xiao, Zheng Gao, Radhika Arava, Xibin Gao
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Publication number: 20240293281Abstract: A glove for preventing and relieving tenosynovitis is provided. The glove includes a glove body, a hand warming assembly is arranged at a lower part of the glove body; a control assembly and mounting bases are arranged at an upper part of the glove body. Each of the mounting bases is provided with an insertion block and includes a clamping sleeve; an adsorption magnetic ring is arranged at a lower end of the insertion block. A sliding rod elastically slides at a lower part of the insertion block; a heating plate is arranged at a lower end of the sliding rod; massage beads and a vibrator are arranged at the heating plate. The lower part of the insertion block is slidably provided inside the clamping sleeve, an inner wall of the clamping sleeve is circumferentially provided with a limiting magnetic ring.Type: ApplicationFiled: April 25, 2024Publication date: September 5, 2024Inventors: Zhifang YANG, Qian HU, Qingxia WANG, Yue HAN
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Patent number: 11963431Abstract: A mask for forming a trench in a flexible bendable region of a flexible display panel is provided. The mask includes a first region, a second region, and a third region sandwiched between the first and second regions in a first direction, and the third region has the same pattern as a pattern of a trench to be formed. Light transmission properties of the first and second regions are the same as each other, but are opposite to a light transmission property of the third region. An edge of at least one of the first and second regions proximal to the third region has a plurality of protrusions, and each of the plurality of protrusions has a vertex angle that is at a side proximal to the third region and is not more than 90°. A flexible display panel and a manufacturing method thereof are further provided.Type: GrantFiled: December 24, 2019Date of Patent: April 16, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Qian Hu, Yuqing Yang, Fan Yang
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Publication number: 20240119959Abstract: The present disclosure generally relates to a system and method for obtaining a diagnosis of a mental health condition. An exemplary system can receive an audio input; convert the audio input into a text string; identify a speaker associated with the text string; based on at least a portion of the audio input, determine a predefined audio characteristic of a plurality of predefined audio characteristics; based on the determined audio characteristic, identify an emotion corresponding to the portion of the audio input; generate a set of structured data based on the text string, the speaker, the predefined audio characteristic, and the identified emotion; and provide an output for obtaining the diagnosis of the mental disorder or condition, wherein the output is indicative of at least a portion of the set of structured data.Type: ApplicationFiled: December 11, 2023Publication date: April 11, 2024Applicant: The MITRE CorporationInventors: Qian HU, Brian P. Marx, Patricia D. King, Seth-David Donald Dworman, Matthew E. Coarr, Keith A. Crouch, Stelios Melachrinoudis, Cheryl Clark, Terence M. Keane
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Patent number: 11887622Abstract: The present disclosure generally relates to a system and method for obtaining a diagnosis of a mental health condition. An exemplary system can receive an audio input; convert the audio input into a text string; identify a speaker associated with the text string; based on at least a portion of the audio input, determine a predefined audio characteristic of a plurality of predefined audio characteristics; based on the determined audio characteristic, identify an emotion corresponding to the portion of the audio input; generate a set of structured data based on the text string, the speaker, the predefined audio characteristic, and the identified emotion; and provide an output for obtaining the diagnosis of the mental disorder or condition, wherein the output is indicative of at least a portion of the set of structured data.Type: GrantFiled: September 12, 2019Date of Patent: January 30, 2024Assignee: United States Department of Veteran AffairsInventors: Qian Hu, Brian P. Marx, Patricia D. King, Seth-David Donald Dworman, Matthew E. Coarr, Keith A. Crouch, Stelios Melachrinoudis, Cheryl Clark, Terence M. Keane
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Publication number: 20240023858Abstract: Provided is a method for predicting a PTSD diagnosis in a patient comprising receiving audio input data from a patient; determining one or more audio input indicators based on the audio input data, wherein each audio input indicator of the one or more audio input indicators represents a likelihood of a positive PTSD diagnosis based on the audio input data; receiving clinical assessment data from the patient; determining one or more clinical assessment indicators based on the clinical assessment data, wherein each clinical assessment indicator of the one or more clinical assessment indicators represents a likelihood of a positive PTSD diagnosis based on the clinical assessment data; combining the one or more audio input indicators and the one or more clinical assessment indicators using a prediction model chosen by a clinician; and determining a PTSD diagnosis in the patient based on the audio input data and the clinical assessment data.Type: ApplicationFiled: July 24, 2023Publication date: January 25, 2024Applicant: The MITRE CorporationInventors: Qian HU, Matthew E. Coarr, Keith A. Crouch, Hiroshi N. Fujii, Joshua J. Kraunelis, Brian P. Marx, Terence M. Keane
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Patent number: 11852144Abstract: The present disclosure relates to a scroll compressor and its lubricating oil supply system.Type: GrantFiled: August 31, 2022Date of Patent: December 26, 2023Assignee: Danfoss (Tianjin) Ltd.Inventors: Qian Hu, Gang Yao, Xueyou Zhou, Alain Picavet, Arnaud Daussin, Rémi Bou Dargham, David Genevois
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Patent number: 11730408Abstract: Provided is a method for predicting a PTSD diagnosis in a patient comprising receiving audio input data from a patient; determining one or more audio input indicators based on the audio input data, wherein each audio input indicator of the one or more audio input indicators represents a likelihood of a positive PTSD diagnosis based on the audio input data; receiving clinical assessment data from the patient; determining one or more clinical assessment indicators based on the clinical assessment data, wherein each clinical assessment indicator of the one or more clinical assessment indicators represents a likelihood of a positive PTSD diagnosis based on the clinical assessment data; combining the one or more audio input indicators and the one or more clinical assessment indicators using a prediction model chosen by a clinician; and determining a PTSD diagnosis in the patient based on the audio input data and the clinical assessment data.Type: GrantFiled: June 1, 2020Date of Patent: August 22, 2023Assignee: The MITRE CorporationInventors: Qian Hu, Matthew E. Coarr, Keith A. Crouch, Hiroshi N. Fujii, Joshua J. Kraunelis, Brian P. Marx, Terence M. Keane
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Patent number: 11716150Abstract: An optical receiver capable of substantially measuring the phase and amplitude of a received intensity- or amplitude-modulated optical signal by performing digital-signal processing. In an example embodiment, a DSP of the receiver operates to reduce the detrimental effects of relative phase noise between the optical reference oscillator and optical carrier based on an optical pilot present in the received optical signal. The DSP may employ a sequence of digital filters configured to select a signal component that represents a non-vestigial modulation sideband and then perform signal equalization thereon. The signal equalization may include but is not limited to dispersion compensation. In some embodiments, the optical receiver can be a direct-detection optical receiver. In an example embodiment, the optical reference oscillator and optical carrier are generated using two respective independently running lasers that may or may not be co-located.Type: GrantFiled: March 6, 2020Date of Patent: August 1, 2023Assignee: Nokia Solutions and Networks OyInventors: Qian Hu, Robert Borkowski
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Publication number: 20230103461Abstract: The present disclosure relates to a scroll compressor and its lubricating oil supply system.Type: ApplicationFiled: August 31, 2022Publication date: April 6, 2023Inventors: Qian HU, Gang YAO, Xueyou ZHOU, Alain PICAVET, Arnaud DAUSSIN, Rémi Bou DARGHAM, David GENEVOIS
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Patent number: 11605322Abstract: Pixel circuit, driving method thereof and display device are provided. Pixel circuit includes driving transistor, storage capacitor, voltage-stabilizing capacitor, data writing sub-circuit, threshold compensation sub-circuit, reset sub-circuit, sensing sub-circuit and light-emitting control sub-circuit. First terminal of storage capacitor, gate electrode of driving transistor, first terminal of reset sub-circuit and first terminal of threshold compensation sub-circuit are coupled to first node. Second terminal of storage capacitor, first terminal of sensing sub-circuit and first electrode of light-emitting device are coupled to second node. Sensing sub-circuit is configured to transmit initial voltage signal on reference line to second node during reset sub-periods of sensing period and display period; and transmit voltage at second node to reference line during light-emitting sub-period of sensing period to read voltage at second node.Type: GrantFiled: December 29, 2020Date of Patent: March 14, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ziyang Yu, Zhu Wang, Weiqing Li, Qian Hu
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Patent number: 11488540Abstract: The disclosure relates to the field of display technology and proposes a shift register, a driving method thereof, a gate driving circuit, and a display panel. The shift register includes a shift register circuit and a data processing circuit. The shift register circuit is configured to output a first shift signal to a first output terminal. The data processing circuit is connected to the first output terminal and a second output terminal, and configured to output a second shift signal to the second output terminal according to the first shift signal of the first output terminal. The second shift signal can be used as other driving signals in the pixel driving circuit, thereby avoiding a need to provide additional driving circuits and signal lines corresponding to the driving signal.Type: GrantFiled: January 13, 2021Date of Patent: November 1, 2022Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.Inventor: Qian Hu
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Publication number: 20220309970Abstract: Pixel circuit, driving method thereof and display device are provided. Pixel circuit includes driving transistor, storage capacitor, voltage-stabilizing capacitor, data writing sub-circuit, threshold compensation sub-circuit, reset sub-circuit, sensing sub-circuit and light-emitting control sub-circuit. First terminal of storage capacitor, gate electrode of driving transistor, first terminal of reset sub-circuit and first terminal of threshold compensation sub-circuit are coupled to first node. Second terminal of storage capacitor, first terminal of sensing sub-circuit and first electrode of light-emitting device are coupled to second node. Sensing sub-circuit is configured to transmit initial voltage signal on reference line to second node during reset sub-periods of sensing period and display period; and transmit voltage at second node to reference line during light-emitting sub-period of sensing period to read voltage at second node.Type: ApplicationFiled: December 29, 2020Publication date: September 29, 2022Inventors: Ziyang YU, Zhu WANG, Weiqing LI, Qian HU
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Publication number: 20220101795Abstract: The disclosure relates to the field of display technology and proposes a shift register, a driving method thereof, a gate driving circuit, and a display panel. The shift register includes a shift register circuit and a data processing circuit. The shift register circuit is configured to output a first shift signal to a first output terminal. The data processing circuit is connected to the first output terminal and a second output terminal, and configured to output a second shift signal to the second output terminal according to the first shift signal of the first output terminal. The second shift signal can be used as other driving signals in the pixel driving circuit, thereby avoiding a need to provide additional driving circuits and signal lines corresponding to the driving signal.Type: ApplicationFiled: January 13, 2021Publication date: March 31, 2022Inventor: Qian HU
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Publication number: 20210369163Abstract: Provided is a method for predicting a PTSD diagnosis in a patient comprising receiving audio input data from a patient; determining one or more audio input indicators based on the audio input data, wherein each audio input indicator of the one or more audio input indicators represents a likelihood of a positive PTSD diagnosis based on the audio input data; receiving clinical assessment data from the patient; determining one or more clinical assessment indicators based on the clinical assessment data, wherein each clinical assessment indicator of the one or more clinical assessment indicators represents a likelihood of a positive PTSD diagnosis based on the clinical assessment data; combining the one or more audio input indicators and the one or more clinical assessment indicators using a prediction model chosen by a clinician; and determining a PTSD diagnosis in the patient based on the audio input data and the clinical assessment data.Type: ApplicationFiled: June 1, 2020Publication date: December 2, 2021Applicant: The MITRE CorporationInventors: Qian HU, Matthew E. COARR, Keith A. CROUCH, Hiroshi N. FUJII, Joshua J. KRAUNELIS, Brian P. MARX, Terence M. KEANE
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Publication number: 20210281326Abstract: An optical receiver capable of substantially measuring the phase and amplitude of a received intensity- or amplitude-modulated optical signal by performing digital-signal processing. In an example embodiment, a DSP of the receiver operates to reduce the detrimental effects of relative phase noise between the optical reference oscillator and optical carrier based on an optical pilot present in the received optical signal. The DSP may employ a sequence of digital filters configured to select a signal component that represents a non-vestigial modulation sideband and then perform signal equalization thereon. The signal equalization may include but is not limited to dispersion compensation. In some embodiments, the optical receiver can be a direct-detection optical receiver. In an example embodiment, the optical reference oscillator and optical carrier are generated using two respective independently running lasers that may or may not be co-located.Type: ApplicationFiled: March 6, 2020Publication date: September 9, 2021Applicant: Nokia Solutions and Networks OYInventors: Qian Hu, Robert Borkowski
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Publication number: 20210020873Abstract: A mask for forming a trench in a flexible bendable region of a flexible display panel is provided. The mask includes a first region, a second region, and a third region sandwiched between the first and second regions in a first direction, and the third region has the same pattern as a pattern of a trench to be formed. Light transmission properties of the first and second regions are the same as each other, but are opposite to a light transmission property of the third region. An edge of at least one of the first and second regions proximal to the third region has a plurality of protrusions, and each of the plurality of protrusions has a vertex angle that is at a side proximal to the third region and is not more than 90°. A flexible display panel and a manufacturing method thereof are further provided.Type: ApplicationFiled: December 24, 2019Publication date: January 21, 2021Inventors: Qian HU, Yuqing YANG, Fan YANG
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Publication number: 20200240680Abstract: A heat pump unit and methods for operating the heat pump unit are provided. The heat pump unit includes a compressor (101), a throttling device (107), a first heat exchanger (104), a second heat exchanger (102), a third heat exchanger (103) and a mid-pressure tank (110). The heat pump unit operates in multiple run modes and switches between the run modes without shutdown. The first heat exchanger or the second heat exchanger is capable of acting as a condenser in the multiple run modes. When switching from a pre-switching run mode to a post-switching run mode, a control device determines whether to perform a pressure release operation to the first heat exchanger or the second heat exchanger.Type: ApplicationFiled: September 28, 2018Publication date: July 30, 2020Inventors: Lue Lv, Hongsheng Chen, Qian Hu
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Patent number: D1052928Type: GrantFiled: June 3, 2024Date of Patent: December 3, 2024Inventor: Qian Hu