Patents by Inventor Wenjie Wang
Wenjie Wang 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: 10418803Abstract: A direct current switch-off device comprises an on-state current branch circuit and a current commutating and breaking unit which are connected in parallel. The on-state current branch circuit has a mechanical switch (S) and a current transfer module which are connected in series. The current commutating and breaking unit comprises a bridge-type branch circuit and a current-breaking branch circuit. The current-breaking branch circuit and two bridge arms of the bridge-type branch circuit are connected in parallel. The current-breaking branch circuit comprises a nonlinear resistor (RI) and a valve group consisting of fully-controlled devices connected in series. The nonlinear resistor (RI) and the valve group are connected in parallel. Two ends of each fully-controlled device in the valve group are connected in parallel with a buffering and reclosing circuit.Type: GrantFiled: April 17, 2017Date of Patent: September 17, 2019Assignees: NR ELECTRIC CO., LTD, NR ENGINEERING CO., LTDInventors: Dongming Cao, Taixun Fang, Yeyuan Xie, Bing Yang, Wei Shi, Wei Lv, Wenjie Wang, Bin Liu, Tao Wang, Lele Li
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Patent number: 10411044Abstract: The present disclosure relates to a display substrate comprising a substrate; a data line disposed over the substrate; a first insulating layer disposed on the data line; a second insulating layer disposed on the first insulating layer; a first transparent electrode disposed on the second insulating layer. The present disclosure further relates to a manufacturing method of a display substrate and a display device.Type: GrantFiled: September 20, 2016Date of Patent: September 10, 2019Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Zhenfei Cai, Wenjie Wang, Jing Hao
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Publication number: 20190190258Abstract: A closing control method for a high-voltage DC circuit breaker. The method comprises: closing breaking units of the transfer branch (2) group by group, then closing the main branch (1), and finally open the transfer branch. During the process of closing the breaking units of the transfer branch group by group, determine whether there is a fault in the power transmission system after closing current breaking unit group. if there is no fault, proceed to close the next breaking unit group until all breaking unit groups are closed before proceeding to the next step; if there is a fault, all the breaking units that have been closed are opened and the closing operation is ended. The method can pre-charge the power transmission system during the closing process of the high-voltage DC circuit breaker, and lower the overvoltage and system oscillation caused by the closing operation.Type: ApplicationFiled: April 25, 2017Publication date: June 20, 2019Applicants: NR Electric Co., Ltd, NR Engineering Co., LtdInventors: Wei SHI, Bing YANG, Wei LV, Wenjie WANG, Yeyuan XIE, Taixun FANG, Dongming CAO
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Publication number: 20190097411Abstract: A bridge-type circuit comprises a H-bridge switch module and a buffering and reclosing module. The H-bridge switch module comprises four power semiconductor switch devices. Every two of the four power semiconductor switch devices are connected in series in the same direction to form a bridge arm, and the two bridge arms are further connected in parallel. Middle points of the two bridge arms respectively serve as an input terminal and an output terminal. The buffering and reclosing module is connected in parallel with the two bridge arms of the full bridge module. Also provided are a direct current breaking device formed by connecting the above bridge-type circuits in cascade and a control method thereof. The direct current breaking device is provided with the buffering and reclosing module, such that line voltage fluctuation generated during a reclosing operation is small.Type: ApplicationFiled: April 17, 2017Publication date: March 28, 2019Applicants: NR ELECTRIC CO., LTD, NR ENGINEERING CO., LTDInventors: Dongming CAO, Taixun FANG, Yeyuan XIE, Bing YANG, Wei SHI, Wei LV, Wenjie WANG, Bin LIU, Tao WANG
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Publication number: 20190020193Abstract: A direct current switch-off device comprises an on-state current branch circuit and a current commutating and breaking unit which are connected in parallel. The on-state current branch circuit has a mechanical switch (S) and a current transfer module which are connected in series. The current commutating and breaking unit comprises a bridge-type branch circuit and a current-breaking branch circuit. The current-breaking branch circuit and two bridge arms of the bridge-type branch circuit are connected in parallel. The current-breaking branch circuit comprises a nonlinear resistor (RI) and a valve group consisting of fully-controlled devices connected in series. The nonlinear resistor (RI) and the valve group are connected in parallel. Two ends of each fully-controlled device in the valve group are connected in parallel with a buffering and reclosing circuit.Type: ApplicationFiled: April 17, 2017Publication date: January 17, 2019Applicants: NR Electric Co., Ltd, NR Engineering Co., LtdInventors: Dongming CAO, Taixun FANG, Yeyuan XIE, Bing YANG, Wei SHI, Wei LV, Wenjie WANG, Bin LIU, Tao WANG, Lele LI
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Patent number: 10043529Abstract: Methods and systems are disclosed for echo suppression of an input audio signal. A multimedia system and a remote control unit are configured to adaptively and dynamically preform calibration processes for obtaining sets of echo suppression parameters. The sets of echo suppression parameters are used to generate an audio signal from an input audio. When rendered by a speaker, the generated audio signal produces echo-suppressed sound of the input audio signal at one of more locations.Type: GrantFiled: June 30, 2016Date of Patent: August 7, 2018Assignees: Hisense USA Corp., Hisense Electric Co., Ltd., Hisense International Co., Ltd.Inventor: Wenjie Wang
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Publication number: 20180047760Abstract: The present disclosure relates to a display substrate comprising a substrate; a data line disposed over the substrate; a first insulating layer disposed on the data line; a second insulating layer disposed on the first insulating layer; a first transparent electrode disposed on the second insulating layer. The present disclosure further relates to a manufacturing method of a display substrate and a display device.Type: ApplicationFiled: September 20, 2016Publication date: February 15, 2018Inventors: Zhenfei CAI, Wenjie WANG, Jing HAO
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Publication number: 20180005642Abstract: Methods and systems are disclosed for echo suppression of an input audio signal. A multimedia system and a remote control unit are configured to adaptively and dynamically preform calibration processes for obtaining sets of echo suppression parameters. The sets of echo suppression parameters are used to generate an audio signal from an input audio. When rendered by a speaker, the generated audio signal produces echo-suppressed sound of the input audio signal at one of more locations.Type: ApplicationFiled: June 30, 2016Publication date: January 4, 2018Applicants: Hisense Broadband Multimedia Technologies, Ltd., Hisense USA Corp., Hisense International Co., Ltd.Inventor: Wenjie WANG
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Publication number: 20160088078Abstract: An instant photo sharing method includes the steps of capturing a photo by a digital device, and instantly sharing the photo over a communication network at the same time when the photo is captured by the digital device. Therefore, a user of the digital device is able to capture and instantly share the photo at the same time to a designated social network and/or other digital devices, so as to simplify the photo sharing procedure.Type: ApplicationFiled: September 18, 2014Publication date: March 24, 2016Inventors: Zhongwei WANG, Shixin XU, Wenjie WANG
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Patent number: 9282613Abstract: There are provided a pixel unit driving circuit and driving method, pixel unit and display apparatus. The pixel unit driving circuit is used for driving a light-emitting device to emit light, and comprises a first thin film transistor (T1), a second thin film transistor (T2), a third thin film transistor (T3) and a storage capacitor (Cs). A gate of the first thin film transistor (T1) is connected with a control line (Gate), a first electrode thereof is connected with a data line (Data), and a second electrode thereof is connected with a first node (A). One gate of the second thin film transistor (T2) is connected with the control line (Gate) and the other gate is connected with a second scan line (Scan2), a first electrode thereof is connected with the storage capacitor (Cs), and a second electrode thereof is connected with a second node (B).Type: GrantFiled: March 29, 2013Date of Patent: March 8, 2016Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Qingchao Meng, Xiaoyan Liu, Wenjie Wang, Xiaojun Su
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Patent number: 9266897Abstract: Disclosed are derivatives of protoberberine biological alkaloids or physiologically acceptable salts thereof produced by means of a derivative reaction of a source material of biological alkaline quaternary ammonium salts of protoberberine alkaloids, a preparation method for same and pharmaceutical uses thereof. The derivatives of protoberberine biological alkaloids or the physiologically acceptable salts thereof show activity inhibiting ulcerative colitis and can be used in the preparation of drugs for same.Type: GrantFiled: October 24, 2012Date of Patent: February 23, 2016Assignee: Institute of Materia Medica, Chinese Academy of Medical SciencesInventors: Hailin Qin, Wenjie Wang, Zhihui Zhang, Lianqiu Wu, Anjun Deng, Jinqian Yu, Zhihong Li
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Patent number: 9072062Abstract: A method for controlling uplink power of an LTE system, a base station, and a mobile terminal are disclosed according to the embodiments of the present invention. The method includes: obtaining uplink transmit power of each carrier; sending first notification signaling to a base station if a difference between the obtained uplink transmit power of each carrier exceeds a specific threshold; and sending second notification signaling to the base station if a sum of the obtained uplink transmit power of each carrier exceeds a preset threshold. Thresholds are determined according to network conditions, and uplink power of a carrier is adjusted in a balanced way, a bit error rate is reduced and a case that a low-performance carrier is forced to be interrupted is prevented.Type: GrantFiled: April 13, 2012Date of Patent: June 30, 2015Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Dengkun Xiao, Anjian Li, Yuan He, Jing Han, Wenjie Wang, Chunfeng Yao
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Patent number: 9002389Abstract: Embodiments of the present invention disclose a method, an apparatus, and a terminal for determining a transmission mode, which relate to the field of communications technologies and are invented to enable a selection of a transmission mode with lower power consumption for a terminal to reduce the power consumption of the terminal. The method includes: selecting a transmission mode for a terminal according to a network resource condition; judging whether the selected transmission mode matches according to capability information reported by the terminal and if the selected transmission mode matches, setting the transmission mode as a current transmission mode of the terminal. The embodiments of the present invention are mainly applicable to a Long Term Evolution Advance (LTE-A) system.Type: GrantFiled: September 16, 2011Date of Patent: April 7, 2015Assignee: Huawei Technologies Co., Ltd.Inventors: Dengkun Xiao, Wenjie Wang, Wurong Zhang
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Patent number: 8959651Abstract: A method for protecting privacy data in a MapReduce system comprising a private subsystem and a public subsystem includes receiving a MapReduce program to be executed in the MapReduce system, wherein the MapReduce program contains instructions that designate the privacy property of the input and output data of a Map function and the output data of a Reduce function; detecting the privacy property of the input and output data of the Map function and the output data of the Reduce function prior to execution of the MapReduce program; and assigning the data for processing by the private subsystem and the public subsystem based on the detected privacy property, wherein the data of which the privacy property is private are assigned to the private subsystem.Type: GrantFiled: April 23, 2013Date of Patent: February 17, 2015Assignee: International Business Machines CorporationInventors: Li Li, Chi Liu, Ju Wei Shi, Wenjie Wang, Qi Yu
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Publication number: 20150031717Abstract: Disclosed are derivatives of protoberberine biological alkaloids or physiologically acceptable salts thereof produced by means of a derivative reaction of a source material of biological alkaline quaternary ammonium salts of protoberberine alkaloids, a preparation method for same and pharmaceutical uses thereof. The derivatives of protoberberine biological alkaloids or the physiologically acceptable salts thereof show activity inhibiting ulcerative colitis and can be used in the preparation of drugs for same.Type: ApplicationFiled: October 24, 2012Publication date: January 29, 2015Applicant: Institute of Materia Medica, Chinese Academy of Medical SciencesInventors: Hailin Qin, Wenjie Wang, Zhihui Zhang, Lianqiu Wu, Anjun Deng, Jinqian Yu, Zhihong Li
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Patent number: 8908640Abstract: The present invention relates to the radio communication field and discloses a method, an apparatus, and a system for handover between multi-carrier cells, so that a user equipment (UE) can be handed over to carriers of different cells on multiple target evolved NodeBs (eNBs). The handover method includes: after performing handover request acknowledge, receiving serial numbers (SNs) of data to be transferred and identifier information of target eNBs of other carriers to which the UE is handed over sent by a source eNB; and transferring scheduling information to the target eNBs of other carriers to which the UE is handed over.Type: GrantFiled: August 1, 2011Date of Patent: December 9, 2014Assignee: Huawei Technologies Co., Ltd.Inventors: Dengkun Xiao, Yuan He, Anjian Li, Jing Han, Qing Li, Wenjie Wang
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Publication number: 20140346968Abstract: There are provided a pixel unit driving circuit and driving method, pixel unit and display apparatus. The pixel unit driving circuit is used for driving a light-emitting device to emit light, and comprises a first thin film transistor (T1), a second thin film transistor (T2), a third thin film transistor (T3) and a storage capacitor (Cs). A gate of the first thin film transistor (T1) is connected with a control line (Gate), a first electrode thereof is connected with a data line (Data), and a second electrode thereof is connected with a first node (A). One gate of the second thin film transistor (T2) is connected with the control line (Gate) and the other gate is connected with a second scan line (Scan2), a first electrode thereof is connected with the storage capacitor (Cs), and a second electrode thereof is connected with a second node (B).Type: ApplicationFiled: March 29, 2013Publication date: November 27, 2014Inventors: Qingchao Meng, Xiaoyan Liu, Wenjie Wang, Xiaojun Su
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Publication number: 20130291118Abstract: A method for protecting privacy data in a MapReduce system comprising a private subsystem and a public subsystem includes receiving a MapReduce program to be executed in the MapReduce system, wherein the MapReduce program contains instructions that designate the privacy property of the input and output data of a Map function and the output data of a Reduce function; detecting the privacy property of the input and output data of the Map function and the output data of the Reduce function prior to execution of the MapReduce program; and assigning the data for processing by the private subsystem and the public subsystem based on the detected privacy property, wherein the data of which the privacy property is private are assigned to the private subsystem.Type: ApplicationFiled: April 23, 2013Publication date: October 31, 2013Applicant: International Business Machines CorporationInventors: Li Li, Chi Liu, Ju Wei Shi, Wenjie Wang, Qi Yu
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Patent number: 8524744Abstract: Disclosed Arylamine ketones of formula (I), their preparation methods, the pharmaceutical compositions containing them and their use in preventing and/or treating the diseases related to the plaque-activating factors, especially in anti-inflammation and immunization, more especially in the treatment of the acute or chronic inflammation, such as, osteoarthritis, oarthritis deformans, etc.Type: GrantFiled: August 5, 2005Date of Patent: September 3, 2013Assignee: Institute of Mataria Medica, Chinese Academy of Medical SciencesInventors: Liya Zhu, Wenjie Wang, Halhong Huang, Ziyun Lin, Liyuan Mou, Zhengui Nie, Yu He, Xueyu Ouyang, Shanying Peng, Dongfong Zhang, Jun Wei
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Patent number: 8526927Abstract: An exemplary telephone apparatus which can transfer a first phone call from a Bluetooth enabled cellular phone to a home phone and, making a second cellular phone call by a home phone via a Bluetooth enabled cellular phone, includes a Bluetooth enabled integrated chip (IC). The IC includes a Bluetooth modem configured for receiving a Bluetooth signal from a Bluetooth radio frequency (RF) antenna of the cellular phone, a central processing unit (CPU) built-in the IC, for switching controlling of transferring between the first phone call and the second phone call, and a digital signal processor (DSP) and a CODEC built-in the IC. The telephone apparatus makes use of digital signal processing technology to generate and decode various tones and signals. The telephone also avoids the problem of distortion of DTMF tone during transmission through a Bluetooth RF.Type: GrantFiled: September 29, 2008Date of Patent: September 3, 2013Assignee: Cybio Electronic (Shenzhen) Company LimitedInventors: Boonchen Lim, Mingwei Chen, Wenjie Wang, Xiaozhong Huang