Patents by Inventor Dong Yan

Dong Yan 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).

  • Publication number: 20180196344
    Abstract: A mask management system and a method for using a mask are provided. The mask management system includes: a mask feeding module, configured to provide at least one mask group, each of the at least one mask group including one cassette and a plurality of masks placed in the cassette; a mask detecting and processing module, configured to detect the plurality of masks in the mask group and perform a corresponding mask processing on a mask required to be processed according to a detection result; and a mask classification module, configured to readjust a mask which is processed and qualified into the cassette of the mask group to which the mask belongs.
    Type: Application
    Filed: March 28, 2017
    Publication date: July 12, 2018
    Inventors: Xiaohua ZHANG, Shaohua LIU, Zhenyu LIU, Dong YAN, Fuyi CUI
  • Publication number: 20180195907
    Abstract: A device for measuring surface-temperature of a turbine blade, the device including a probe having a front-end mirror for receiving infrared radiation of a surface on the blade, a collimation lens for refracted the infrared radiation, a PD detector to receive the infrared radiation, and a focal-length servo; and a radial-scanning servo connected to the probe. The front-end mirror, the collimation lens, and PD detector are disposed along the optical axis of the collimation lens. The focal-length servo is adapted to move the collimation lens along the optical axis of the collimation lens. The radial-scanning servo is adapted to move the probe along the optical axis of the collimation lens. The device of the invention is capable of accurately targeting a particular point on the blade having an irregular shape for temperature measurement to accurately detect the temperature distribution on the surface of the blade.
    Type: Application
    Filed: January 9, 2018
    Publication date: July 12, 2018
    Inventors: Chao WANG, Jun HU, Fei WANG, Zezhan ZHANG, Jing JIANG, Jie XIONG, Yueming WANG, Tiezhong MA, Dong YAN, Xueke GOU, Ting ZHOU, Yi NIU, Pei HUANG
  • Patent number: 10013866
    Abstract: The present invention provides a production equipment monitoring method and system, and the method comprises: receiving production equipment alarm information; determining abnormal production equipment according to the production equipment alarm information, and determining a user group corresponding to the abnormal production equipment according to preset correspondence between production equipment and user group; and sending the production equipment alarm information to a user in the determined user group in a preset alarm manner. As a result, alarm information can be sent to the corresponding user(s) in the preset alarm manner the first time an abnormity in the production equipment is found, so as to notify related personnel to handle the abnormity timely and accurately.
    Type: Grant
    Filed: July 25, 2016
    Date of Patent: July 3, 2018
    Assignees: BOE Technology Group Co., Ltd., Ordos Yuansheng Optoelectronics Co., Ltd.
    Inventors: Dong Yan, Xiaohua Zhang, Shuang Liu
  • Publication number: 20180176103
    Abstract: This invention provides a cooperative coverage method for distribution network information perception. The cooperative coverage method includes the following steps: construction of connected cooperative coverage sets, which can cover all target nodes with as few information perception nodes as possible, and maintain the connectivity of each cooperative coverage set with connected sets construction methods based on of hierarchical clustering; Cooperative coverage set scheduling, introducing the concept of energy ratio threshold, dividing the life cycle of the system into multiple time slices, calculating the energy ratio of perception device set in each time slice to realize the set scheduling. The invention realizes the efficient utilization of the energy of the perception device through the construction and scheduling of the connected coverage set in different time slices, and improves the use efficiency of the information perception network.
    Type: Application
    Filed: April 29, 2016
    Publication date: June 21, 2018
    Inventors: Lei WEI, Min LU, Qinghai OU, Zhu LIU, Shaoyong GUO, Wei XU, Dong YAN, Shaojun LIU, Xinjian ZHAO, Wei LI, Lisha GAO
  • Publication number: 20180167308
    Abstract: This patent relates to a multi-mode communication method for detecting states of power transmission line, which belongs to electric power communication technology field. In this method, there are sensing devices installed on power transmission line. These sensing devices are used to detect status signals of power transmission line. Status signals are sent to remote monitoring center through communication terminals. Both sensing devices and communication terminals are powered by battery. The main communication network between sensing devices and communication terminals is formed by ZigBee network. Meanwhile, Bluetooth network is a backup communication network between sensing devices and communication terminals. Communication terminals and remote monitoring center are linked through WinMAX.
    Type: Application
    Filed: April 20, 2016
    Publication date: June 14, 2018
    Applicants: STATE GRID JIANGSU ELECTRIC POWER COMPANY NANJING POWER SUPPLY COMPANY, STATE GRID JIANGSU ELECTRIC POWER COMPANY
    Inventors: Lei Wei, Min LU, Mingchi SHAO, Wei XU, Qiusheng Li, Chuang GUO, Dianxin CHEN, Dong YAN, Ling JIANG
  • Publication number: 20180074366
    Abstract: The present disclosure relates to compensating method for cell assembly. According to a deviation value of a key position of a measured array substrate, a compensation value of an exposure parameter of black matrix process of a color film substrate is calculated in real time by using historical measurement data of batches. The compensation value is fed back to a manufacturing apparatus in real time. The manufacturing apparatus corrects the key parameter of the apparatus timely according to the compensation value of the exposure parameter of the black matrix, to manufacture a color film substrate matching with the array substrate.
    Type: Application
    Filed: August 15, 2017
    Publication date: March 15, 2018
    Inventors: Xiaohua ZHANG, Xiahong BAI, Dong YAN, Hao LEI
  • Publication number: 20170263104
    Abstract: The present invention provides a production equipment monitoring method and system, and the method comprises: receiving production equipment alarm information; determining abnormal production equipment according to the production equipment alarm information, and determining a user group corresponding to the abnormal production equipment according to preset correspondence between production equipment and user group; and sending the production equipment alarm information to a user in the determined user group in a preset alarm manner. As a result, alarm information can be sent to the corresponding user(s) in the preset alarm manner the first time an abnormity in the production equipment is found, so as to notify related personnel to handle the abnormity timely and accurately.
    Type: Application
    Filed: July 25, 2016
    Publication date: September 14, 2017
    Inventors: Dong YAN, Xiaohua ZHANG, Shuang LIU
  • Patent number: 9542982
    Abstract: An apparatus for processing data includes a data processing circuit configured to process user data, wherein the data processing circuit comprises a number of sub-circuits, a number of clock gates each configured to control a clock signal to one of the sub-circuits, a gating control circuit configured to control the clock gates to apply the clock signal to each of the sub-circuits in staged fashion during a ramped power up operation, and a dummy data source configured to provide dummy data to the data processing circuit during the ramped power up operation of the data processing circuit.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: January 10, 2017
    Assignee: Avago Technologies General IP (Singapore) Pte. Ltd.
    Inventors: Kaitlyn T. Nguyen, Shaohua Yang, Dan Liu, Xiao Dong Yan, Qi Zuo
  • Publication number: 20160155895
    Abstract: An epitaxial wafer structure of light-emitting diode includes, from bottom to up, a substrate, an N-type GaN layer, a MQW light-emitting layer and a P-type GaN layer, in which, at least one InyGa1?yN/AlN composition layer (0<y?1) is inserted in the N-type GaN and at least one multi-layer AlN/InzGa1?zN composition layer (0<z?1) is inserted in the P-type GaN layer; and AlN part in the inserting layer increases barrier to form a blocking layer and the InyGa1?yN layer reduces barrier to form a carrier capture layer so as to generate two-dimensional electron gas of higher concentration and more-concentrated distribution in the N-type GaN layer and the P-type GaN layer, thereby improving current spreading capacity.
    Type: Application
    Filed: June 25, 2015
    Publication date: June 2, 2016
    Applicant: TIANJIN SANAN OPTOELECTRONICS CO., LTD.
    Inventors: LI-MING SHU, DONG-YAN ZHANG, XIAO-FENG LIU, ZHI-BIN LIU, LIANG-JUN WANG, DU-XIANG WANG
  • Publication number: 20160149073
    Abstract: A method of fabricating a light-emitting diode includes: proving a substrate; forming an N-type layer, a low-temperature AlxInyGa1?x?yN (0?x?1, 0?y?1, x and y cannot both be zero at the same time) layer, a multiple quantum-well active region, an AlzGa1?zN (0?z?1) electron blocking layer, an AlxInyGa1?x?yN (0?x?1, 0?y?1) separation layer and a P-type layer over the substrate in successive; before growth of the multiple quantum-well active region, growing a low-temperature AlxInyGa1?x?yN layer to form a ā€œVā€-shaped indentation or pit; after growth of the multiple quantum-well active region, growing a thin AlzGa1?zN electron blocking layer and then a separation layer under two-dimensional growth mode to form holes between the active region and the P-type layer to separate throughout dislocation within the V pit coverage range and contact with the P-type layer, thus eliminating current leakage and improving inverse current leakage capacity and anti-static capacity of the epitaxial wafer.
    Type: Application
    Filed: June 25, 2015
    Publication date: May 26, 2016
    Applicant: TIANJIN SANAN OPTOELECTRONICS CO., LTD.
    Inventors: LI-MING SHU, DONG-YAN ZHANG, XIAO-FENG LIU, ZHI-BIN LIU, LIANG-JUN WANG, DU-XIANG WANG
  • Patent number: 9312434
    Abstract: A LED fabrication method includes: providing a substrate; forming a low-temperature AlxGa1-xN (0?x?1) layer over the growth substrate; setting the growth pressure from high to low and temperature and rotation rate from low to high to realize change from three-dimensional growth to two-dimensional growth of the GaN structure layer before growth of the multiple quantum-well layer, in which, Si is doped at position approximate to the multiple quantum-well layer to form an undoped gradient GaN layer and an N-type gradient GaN layer; growing a multiple quantum-well layer, an AlxGa1-xN (0?x?1) layer and a P-type layer; and during later chip fabrication, dividing the epitaxial wafer over the etched N-type platform into chip grains and immersing them in chemical solutions for wet etching; and forming an inverted pyramid structure with rough side wall over the multiple quantum-well layer to improve light-emitting efficiency.
    Type: Grant
    Filed: June 25, 2015
    Date of Patent: April 12, 2016
    Assignee: TIANJIN SANAN OPTOELECTRONICS CO., LTD.
    Inventors: Li-Ming Shu, Xiao-Feng Liu, Dong-Yan Zhang, Ming-Ying Liu, Liang-Jun Wang, Du-Xiang Wang
  • Patent number: 9236846
    Abstract: An embodiment radio frequency MicroElectroMechanical (RF-MEMS) tunable bandpass filter includes one or more tunable resonators, each of which includes an electrically reconfigurable capacitor bank, a tuning screw, and a resonating structure. In an embodiment, the capacitor bank includes fixed value capacitors and switches to vary the capacitance of the resonator. In an embodiment, the capacitor bank includes variable capacitors and direct current (DC) bias circuits to vary the capacitance of the resonator. The filter may be incorporated into a time division duplexing (TDD) base station or other wireless communications device.
    Type: Grant
    Filed: February 21, 2012
    Date of Patent: January 12, 2016
    Assignee: Futurewei Technologies, Inc.
    Inventors: Siamak Fouladi Azarnaminy, Fengxi Huang, Dong Yan, Raafat Mansour
  • Patent number: 9178826
    Abstract: A method for scheduling communication traffic in an Advanced Telecom Computing Architecture based equipment and a corresponding apparatus are provided. In the method, communication traffic information of traffic processing means in the equipment is collected; based on the collected communication traffic information, a traffic distribution rule for the traffic processing means in next time period is generated; and based on the generated traffic distribution rule, incoming communication traffic of the equipment is scheduled. The method of the invention considers the quality of service and contracted capacity of the whole equipment and the dynamic processing capability and running environment of the traffic processing means, and can balance the loads of the respective traffic processing means in the equipment with asymmetric multi-application configuration well by adaptively adjusting the distribution of the communication traffic, to guarantee the quality of service of the whole equipment.
    Type: Grant
    Filed: August 24, 2011
    Date of Patent: November 3, 2015
    Assignee: Alcatel Lucent
    Inventors: Caixia Chi, Fang Liu, Qiang Liu, Dong Yan, Bin Wang
  • Patent number: 9122690
    Abstract: A computer-implemented method for implementing non-native file attributes on file systems may include receiving at least one extended attribute to apply to at least one file within a file system that does not natively implement the extended attribute, identifying an index file that indexes extended attributes of files within the file system by file identifiers of the files, determining a file identifier that uniquely identifies the file within the file system, and applying the extended attribute to the file by indexing the extended attribute by the file identifier within the index file. Various other methods, systems, and computer-readable media are also disclosed.
    Type: Grant
    Filed: May 29, 2013
    Date of Patent: September 1, 2015
    Assignee: Symantec Corporation
    Inventors: Jing Chen, Dong Yan
  • Patent number: 9113258
    Abstract: A speaker includes a holder forming a hollow space, a magnetic system received into the hollow space and defining a magnetic gap, an elastic plate assembled with the holder and defining a first surface and a second surface opposite to the first surface, a diaphragm defining a dome part connected with the first surface of the elastic plate and an edge part connected with the second surface of the elastic plate, and at least a coil defining an end suspended in the magnetic gap and an another end connected with the dome part. The edge part defines an arcuate portion depressed toward the magnetic system.
    Type: Grant
    Filed: July 26, 2011
    Date of Patent: August 18, 2015
    Assignee: AAC Acoustic Technologies (Shenzhen) Co., Ltd.
    Inventors: Lin Liu, Xu-Dong Yan
  • Patent number: 9077311
    Abstract: An acoustic filter and method of acoustic filter manufacture provides a plurality of series acoustic resonators coupled in series on a first resonator substrate, a plurality of shunt resonators on a second resonator substrate, and a support substrate. The first and second resonator substrates are mounted on the support substrate. The filter further provides a plurality of electrical connections, wherein each respective electrical connection electrically couples a respective one of the plurality of shunt resonators to a respective one of the plurality of series acoustic resonators.
    Type: Grant
    Filed: December 29, 2011
    Date of Patent: July 7, 2015
    Assignee: Futurewei Technologies, Inc.
    Inventors: Dong Yan, Tuoxin Wang
  • Patent number: 8993762
    Abstract: Improved synthetic methods for the production of thaxtomin analogs, particularly thaxtomin A, and intermediates therefore such as substituted tryptophans and in particular, 4-nitro-L-tryptophan, and substituted phenyl acrylic acids are disclosed. Bioassays show that the synthetic thaxtomin A is not significantly different from the natural one in herbicidal activity.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: March 31, 2015
    Assignee: Marrone Bio Innovations, Inc.
    Inventors: Huazhang Huang, Dong Yan, Zhijie Xue, Hongbo Zhang
  • Patent number: 8953822
    Abstract: An audio resonance vibrator includes a yoke defining a bottom and a sidewall extending vertically from the bottom, an elastic frame cooperatively with the yoke forming a housing defining a receiving space, a magnet disposed on the bottom of the yoke cooperatively with the sidewall of yoke forming a magnetic gap, a vibrating unit accommodated in the receiving space defining a vibrating plate and a coil assembly connected with the vibrating plate. The coil assembly is at least partially received in the magnetic gap, and the vibrating plate is positioned on the elastic frame. The audio resonance vibrator further includes an elastic member interposed between the magnet and the vibrating plate to support the magnet.
    Type: Grant
    Filed: September 10, 2013
    Date of Patent: February 10, 2015
    Assignees: AAC Acoustic Technologies (Shenzhen) Co., Ltd., AAC Technologies (Nanjing) Co., Ltd.
    Inventors: Xu-Dong Yan, Yun Tang
  • Publication number: 20150009860
    Abstract: A setting system, and method for setting first interfaces of a connection apparatus, includes a detection unit, a search unit, a setting unit, and a turn on unit. The detection unit detects second interfaces which are connected to the connection apparatus and the search unit obtains name and speed-capability information of each connected second interface. Based on the obtained information, the setting unit issues a first command to control each of connected first interfaces to connect to a second interfaces at a speed in accordance with the obtained information. The turn on unit issues a second command to turn on the connected first interfaces in accordance with the obtained information when any connection is broken.
    Type: Application
    Filed: July 7, 2014
    Publication date: January 8, 2015
    Inventors: DONG-YAN LI, BING ZHOU
  • Publication number: 20150003224
    Abstract: A testing device in communication with a disc player includes a storage device and a display device. The storage stores a start command, an end command, and a reference value range of each of several performance parameters of the disc player. The start command is sent to the disc player a predetermined numbers times to obtain performance readings as the disc player reads data. The value of each performance reading of the disc player obtained each time the start command is transmitted is compared with a range of values preset for several performance parameters and the display device shows information indicating whether or not the disc player is acceptable.
    Type: Application
    Filed: June 26, 2014
    Publication date: January 1, 2015
    Inventors: PENG-FEI WANG, DONG-YAN LI, BING ZHOU