Patents by Inventor Qu Zhang
Qu Zhang 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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Patent number: 11898074Abstract: The present disclosure relates to the field of organic light-emitting materials, and more particularly, to a blue thermally activated delayed fluorescence material, a synthesis method thereof, and use thereof. The blue thermally activated delayed fluorescence material has a following structural formula: the present disclosure provides a novel blue thermally activated delayed fluorescence material which has a lower singlet triplet energy level difference, a high RISC rate constant (kRISC), and a high photoluminescence quantum yield (PLQY) by finely adjusting a structure of electron acceptor units, making them have different abilities to accept electrons, thereby realizing fine adjustment of spectrum in the deep blue range.Type: GrantFiled: September 10, 2019Date of Patent: February 13, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Jiajia Luo, Jinchang Huang, Lin Yang, Qu Zhang
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Publication number: 20230374597Abstract: The present disclosure generally relates to methods for treating head and neck squamous cell carcinoma patients based on use of blood-based tumor mutation burden, PD-L1 expression, expression levels of immunomodulators, pro-angiogenesis markers and pro-inflammatory markers and/or identification of mutations in circulating tumor DNA.Type: ApplicationFiled: May 12, 2021Publication date: November 23, 2023Inventors: Weimin LI, Jiabu YE, Han SI, Nassim MORSLI, Qu ZHANG, Sophie WILDSMITH
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Patent number: 11678570Abstract: The present invention provides a hole transport material, a preparation method thereof, and an electroluminescent device. Through ingenious molecular design, a xanthracene structure is combined with different electron-donating groups to synthesize a series of hole transport materials with a suitable highest occupied molecular orbital (HOMO) energy level and a suitable lowest unoccupied molecular orbital (LUMO) energy level, and a series of high-performance display devices can be manufactured using the hole transport materials provided by the present invention.Type: GrantFiled: December 3, 2019Date of Patent: June 13, 2023Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Jiajia Luo, Munjae Lee, Xianjie Li, Xu Wang, Kailong Wu, Qu Zhang
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Publication number: 20230137446Abstract: A method of preparing a thermally activated delayed fluorescent material is disclosed. The method includes steps of adding a catalyst, an alkaline substance, and a solvent into a first reactant, i.e. a bromide of cyclopenta[def]fluorene-4,8-dione, and a second reactant, where a substitution reaction occurs so as to obtain a reaction solution, and removing an impurity from the reaction solution to obtain the thermally activated delayed fluorescent material, having a structural formula of: . By using the cyclopenta[def]fluorene-4,8-dione as acceptor units, the triplet state energy level of the acceptor units is reduced, and the property of the intramolecular charge transfer state is enhanced, so that the light-emitting molecules are redshifted.Type: ApplicationFiled: April 10, 2020Publication date: May 4, 2023Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Kailong WU, Qu ZHANG
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Publication number: 20230120536Abstract: A hole transport material and a synthesizing method are disclosed. By introducing an aryl into a naphthofuran bromide substituted compound, a hole transport material having a HOMO/LUMO energy level and high hole mobility is synthesized, which has higher glass transition temperature, better film formation, and film stability. The current efficiency, external quantum efficiency, thermal stability, and service life of organic electroluminescent devices prepared with this material as a hole transport layer have been greatly improved.Type: ApplicationFiled: April 13, 2020Publication date: April 20, 2023Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Qu ZHANG
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Publication number: 20220223178Abstract: Disclosed are a data disaster recovery storage device and a carrier. The data disaster recovery storage device comprises: a housing; a fire-resistant shell; a liner; an internal data line; and a memory. The memory is connected to the internal data line, and is suspended inside the liner. The water absorption resin is filled at the outer side of the memory. According to the present invention, a plurality of thermal insulation and heat-dissipation means are used for ensuring the safety of the memory during vehicle burning. The memory is mounted in a suspended manner, and is not in direct contact with other structures, which can effectively avoid direct heat conduction, and effectively perform shock absorbing. The invention utilizes the property that water boils at a constant temperature under the standard atmospheric pressure, and uses a method for storing water in a liner shell to ensure that the memory is not damaged at a certain external high temperature within a certain period of time.Type: ApplicationFiled: May 21, 2020Publication date: July 14, 2022Inventors: Yunhai TENG, Qu ZHANG, Yisheng ZHU, Jin CHEN, Xinjia WANG
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Patent number: 11322694Abstract: The present application provides an electroluminescent material, a method for manufacturing an electroluminescent material, and a light emitting device, by employing the strong electron-withdrawing group such as cyano, pyridine, pyrimidine, or s-triazine to enhance the electron-withdrawing property of the fluorenone receptor unit, a captodative electron effect between the electron donor unit and the electron acceptor unit in the molecule is enhanced, so that the intermolecular charge transfer property is enhanced while the red light shifts, thereby further reducing the energy level difference between the single-line energy level and the triplet energy level of the target molecule, to realize a long life span, red light emitted electroluminescent material, a method for manufacturing the electroluminescent material and a light emitting device.Type: GrantFiled: September 18, 2019Date of Patent: May 3, 2022Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Kailong Wu, Qu Zhang
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Publication number: 20210408389Abstract: The present invention provides a hole transport material, a preparation method thereof, and an electroluminescent device. Through ingenious molecular design, a xanthracene structure is combined with different electron-donating groups to synthesize a series of hole transport materials with a suitable highest occupied molecular orbital (HOMO) energy level and a suitable lowest unoccupied molecular orbital (LUMO) energy level, and a series of high-performance display devices can be manufactured using the hole transport materials provided by the present invention.Type: ApplicationFiled: December 3, 2019Publication date: December 30, 2021Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Jiajia LUO, Munjae LEE, Xianjie Li, Xu WANG, Kailong WU, Qu ZHANG
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Patent number: 11177442Abstract: A thermally activated delayed fluorescent material includes a structural formula (I) as follows: and D1 and D2 are different electron donors. In addition, an organic light emitting diode display device includes an anode, a cathode, and an organic functional layer disposed between the anode and the cathode. The organic functional layer includes a thermally activated delayed fluorescent material, and the thermally activated delayed fluorescent material includes a structural formula (I).Type: GrantFiled: May 15, 2019Date of Patent: November 16, 2021Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Jiajia Luo, Qu Zhang
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Publication number: 20210336150Abstract: A thermally activated delayed fluorescent material includes a structural formula (I) as follows: and D1 and D2 are different electron donors. In addition, an organic light emitting diode display device includes an anode, a cathode, and an organic functional layer disposed between the anode and the cathode. The organic functional layer includes a thermally activated delayed fluorescent material, and the thermally activated delayed fluorescent material includes a structural formula (I).Type: ApplicationFiled: May 15, 2019Publication date: October 28, 2021Inventors: Jiajia LUO, Qu ZHANG
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Publication number: 20210336152Abstract: The present application provides an electroluminescent material, a method for manufacturing an electroluminescent material, and a light emitting device, by employing the strong electron-withdrawing group such as cyano, pyridine, pyrimidine, or s-triazine to enhance the electron-withdrawing property of the fluorenone receptor unit, a captodative electron effect between the electron donor unit and the electron acceptor unit in the molecule is enhanced, so that the intermolecular charge transfer property is enhanced while the red light shifts, thereby further reducing the energy level difference between the single-line energy level and the triplet energy level of the target molecule, to realize a long life span, red light emitted electroluminescent material, a method for manufacturing the electroluminescent material and a light emitting device.Type: ApplicationFiled: September 18, 2019Publication date: October 28, 2021Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Kailong WU, Qu ZHANG
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Publication number: 20210253947Abstract: The present disclosure relates to the field of organic light-emitting materials, and more particularly, to a blue thermally activated delayed fluorescence material, a synthesis method thereof, and use thereof. The blue thermally activated delayed fluorescence material has a following structural formula: the present disclosure provides a novel blue thermally activated delayed fluorescence material which has a lower singlet triplet energy level difference, a high RISC rate constant (kRISC), and a high photoluminescence quantum yield (PLQY) by finely adjusting a structure of electron acceptor units, making them have different abilities to accept electrons, thereby realizing fine adjustment of spectrum in the deep blue range.Type: ApplicationFiled: September 10, 2019Publication date: August 19, 2021Inventors: Jiajia LUO, Jinchang HUANG, Lin YANG, Qu ZHANG
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Patent number: 10853532Abstract: A method may include causing a first model to be executed. The causing the first model to be executed may be performed by a device. The method may further include causing a second model to be executed to simulate a functionality of the first model. The causing the second model to be executed may be performed by the device. The method may further include interacting with a model element, of the second model, associated with implicitly accessing information regarding a state of the first model. The state may be a representation of the first model at a particular simulation time-step. The interacting with the model may be performed by the device. The method may further include accessing, by the model element, information associated with the state of the first model. The accessing the information may be performed by the device.Type: GrantFiled: May 27, 2015Date of Patent: December 1, 2020Assignee: The MathWorks, Inc.Inventors: Alongkrit Chutinan, Ramamurthy Mani, Srinath Avadhanula, Fu Zhang, Jing Xu, Qu Zhang, John E. Ciolfi
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Publication number: 20160350454Abstract: A method may include causing a first model to be executed. The causing the first model to be executed may be performed by a device. The method may further include causing a second model to be executed to simulate a functionality of the first model. The causing the second model to be executed may be performed by the device. The method may further include interacting with a model element, of the second model, associated with implicitly accessing information regarding a state of the first model. The state may be a representation of the first model at a particular simulation time-step. The interacting with the model may be performed by the device. The method may further include accessing, by the model element, information associated with the state of the first model. The accessing the information may be performed by the device.Type: ApplicationFiled: May 27, 2015Publication date: December 1, 2016Inventors: Alongkrit CHUTINAN, Ramamurthy Mani, Srinath Avadhanula, Fu Zhang, Jing Xu, Qu Zhang, John E. Ciolfi
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Patent number: 9207165Abstract: The present invention relates to a sample chamber for laser ablation analysis of fluid inclusions, comprising a sample cell having a sample cell through-hole extending along the vertical direction and a sample channel extending through the sample cell in a direction transverse to the vertical direction and communicating with the sample cell through-hole. A transparent element is arranged on each of the top and bottom sides of the sample cell through-hole, and is fixed to the sample cell through a fixing ring. The sample chamber further comprises a base comprising a viewing hole and a receiving portion for receiving the sample cell, wherein the viewing hole is coaxially aligned with the sample cell through-hole when the sample cell is placed within the receiving portion. According to the sample chamber of the present invention, it is only necessary to change the sample cell during replacement of the sample chamber, which leads to a convenient operation.Type: GrantFiled: October 19, 2012Date of Patent: December 8, 2015Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, SINOPEC EXPLORATION & PRODUCTION RESEARCH INSTITUTEInventors: Zhirong Zhang, Tenger, Dan Rao, Weijun Shi, Qigui Jiang, Jianzhong Qin, Qu Zhang, Binbin Xi
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Patent number: 9195439Abstract: Exemplary embodiments support multi-threaded subgraph execution control within a graphical modeling or graphical programming environment. In an embodiment, a subgraph may be identified as a subset of blocks within a graphical model, or graphical program, or both. A subgraph initiator may explicitly execute the subgraph while maintaining data dependencies within the subgraph. Explicit signatures may be defined for the subgraph initiator and the subgraph either graphically or textually. Execution control may be branched wherein the data dependencies within the subgraph are maintained. Execution control may be joined together wherein the data dependencies within the subgraph are maintained. Exemplary embodiments may allow subgraphs to execute on different threads within a graphical modeling or programming environment.Type: GrantFiled: August 27, 2013Date of Patent: November 24, 2015Assignee: The MathWorks, Inc.Inventors: John Edward Ciolfi, Ramamurthy Mani, Qu Zhang
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Patent number: 9063741Abstract: A programming element is provided that defines model attributes in response to mode change events in a graphical modeling environment. Such definition may involve any signal attribute such as dimensions, data types, complexity and sample times. Events that trigger definition of model attributes may be explicit signaling events generated by other elements, elements within the block diagram programming environment, and elements external from the environment. Implicit events may also trigger definition of model attributes, such as a change of attribute in an input signal.Type: GrantFiled: October 9, 2012Date of Patent: June 23, 2015Assignee: The MathWorks, Inc.Inventors: Ramamurthy Mani, Dong Jia, Haihua Feng, Alongkrit Chutinan, Qu Zhang, Vijay Raghavan
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Patent number: 8756562Abstract: Exemplary embodiments allow subgraph execution control within a graphical modeling or graphical programming environment. In an embodiment, a subgraph may be identified as a subset of blocks within a graphical model, or graphical program, or both. A subgraph initiator may explicitly execute the subgraph while maintaining data dependencies within the subgraph. Explicit signatures may be defined for the subgraph initiator and the subgraph either graphically or textually. Execution control may be branched wherein the data dependencies within the subgraph are maintained. Execution control may be joined together wherein the data dependencies within the subgraph are maintained.Type: GrantFiled: December 9, 2009Date of Patent: June 17, 2014Assignee: The MathWorks, Inc.Inventors: John Edward Ciolfi, Ramamurthy Mani, Qu Zhang
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Publication number: 20130346941Abstract: Exemplary embodiments support multi-threaded subgraph execution control within a graphical modeling or graphical programming environment. In an embodiment, a subgraph may be identified as a subset of blocks within a graphical model, or graphical program, or both. A subgraph initiator may explicitly execute the subgraph while maintaining data dependencies within the subgraph. Explicit signatures may be defined for the subgraph initiator and the subgraph either graphically or textually. Execution control may be branched wherein the data dependencies within the subgraph are maintained. Execution control may be joined together wherein the data dependencies within the subgraph are maintained. Exemplary embodiments may allow subgraphs to execute on different threads within a graphical modeling or programming environment.Type: ApplicationFiled: August 27, 2013Publication date: December 26, 2013Applicant: THE MATHWORKS, INC.Inventors: John Edward CIOLFI, Ramamurthy MANI, Qu ZHANG
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Patent number: 8549470Abstract: Exemplary embodiments support multi-threaded subgraph execution control within a graphical modeling or graphical programming environment. In an embodiment, a subgraph may be identified as a subset of blocks within a graphical model, or graphical program, or both. A subgraph initiator may explicitly execute the subgraph while maintaining data dependencies within the subgraph. Explicit signatures may be defined for the subgraph initiator and the subgraph either graphically or textually. Execution control may be branched wherein the data dependencies within the subgraph are maintained. Execution control may be joined together wherein the data dependencies within the subgraph are maintained. Exemplary embodiments may allow subgraphs to execute on different threads within a graphical modeling or programming environment.Type: GrantFiled: December 9, 2009Date of Patent: October 1, 2013Assignee: The MathWorks, Inc.Inventors: John Edward Ciolfi, Ramamurthy Mani, Qu Zhang