Patents by Inventor Ke Wang
Ke 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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Publication number: 20110115993Abstract: A projection display system includes a glasses system, a driving unit and a projection apparatus. The driving unit is electrically connected to the glasses system for repeatedly applying or removing a voltage to/from the glasses system. The projection apparatus includes an illumination system and a color wheel. The color wheel is in a transmission path of a light beam provided by the illumination system. The color wheel has a compensation zone and a plurality of color zones. When the color wheel is rotated, the compensation zone and the color zones sequentially pass through the light beam. The compensation zone has first, second and third sub compensation zones. A time for the first sub compensation zone passing through the light beam is substantially equal to a time for the third sub compensation zone passing through the light beam. A liquid crystal glasses and a control method are also provided.Type: ApplicationFiled: October 13, 2010Publication date: May 19, 2011Applicant: CORETRONIC CORPORATIONInventors: Chin-Ku Liu, Sze-Ke Wang
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Publication number: 20110048776Abstract: The present invention generally relates to a resin composition, a cured resin, a sheet-like cured resin, a laminated body, a prepreg, electronic parts, single and multilayer circuit boards comprising a cyanate ester polymer and condensed phosphate ester, for use in single and multilayer circuit boards that are especially useful in the high-frequency range of above 100 MHz.Type: ApplicationFiled: August 27, 2010Publication date: March 3, 2011Applicant: PARK ELECTROCHEMICAL CORPORATIONInventors: Wei QIANG, Ke WANG, Doug LEYS, Greg ALMEN
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Publication number: 20110046400Abstract: The present invention relates to a method for the preparation of (3S,4S)-3-hexyl-4-((R)-2-hydroxytridecyl)-oxetan-2-one and a product of the method. The method includes the following steps: a) reducing a substance represented by formula (II) to obtain a substance represented by formula (III), and then oxidizing the substance represented by formula (III) to form a substance represented by formula (IV); b) acylating n-octanoic acid to obtain n-octanoyl chloride using thionyl dichloride, then condensing the obtained n-octanoyl chloride with 2-mercapto-pyridine under basic condition to form a substance represented by formula (V), and then converting the substance represented by formula (V) to a substance represented by formula (VI); c) reacting the substance obtained in the step a) with the substance obtained in the step b) under catalytic condition of Lewis acid to generate a substance represented by formula (VII), and then reacting with a Lewis acid.Type: ApplicationFiled: May 26, 2008Publication date: February 24, 2011Applicants: CHONGQING ZHIEN PHARMACEUTICAL CO., LTD., SICHUAN UNIVERSITYInventors: Yong Qin, Xianglin Deng, Xuan Zhou, Guofeng Yu, Ke Wang, Hao Song, Xiaolin Wang, Shan Huang
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Publication number: 20100321597Abstract: A projection system includes an illumination apparatus, an imaging apparatus, and a projection lens. The illumination apparatus includes a light source, a lens array, light collecting elements, and a converging lens array. The light source provides a parallel light beam. The light collecting elements are disposed at a side of the lens array, and arranged in an array. Each light collecting element has a second end facing the light source, a first end corresponding to the second end, and at least one side connected between the first end and the second end. Each light collecting element shrinks from its second end to its first end. The side of the light collecting element has at least one reflective surface. The converging lens array scales the light beam exiting the light collecting element. The imaging apparatus forms an image from the light beam. The projection lens projects the image to a surface.Type: ApplicationFiled: August 10, 2010Publication date: December 23, 2010Inventors: Jiun-Shiun Wang, Sze-Ke Wang
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Publication number: 20100323746Abstract: In a cellular radio system Transmission Power Control (TPC) power offset is set so that it is adjusted for each transmitting radio base station based on available relevant measurements that reflect the quality of the downlink channel carrying the uplink TPC command whereby an improved performance is obtained. The TPC power offset can for example be based on an estimated uplink Dedicated Physical Control CHannel (DPCCH) SINR, the number of TPC “up” and the number of TPC “down” sent by a radio base station and aggregated UE receiver power or UE transmit power over a number N slots. Also a mobile station used in a cellular radio system supporting soft handover may be adapted to apply TPC discarding thresholds based on the number and the quality of simultaneously received TPC commands.Type: ApplicationFiled: January 29, 2008Publication date: December 23, 2010Applicant: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Zhang Zhang, Ke Wang Helmersson, Rong Hu, Muhammad Kazmi, Bengt Lindoff
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Patent number: 7837337Abstract: A projection apparatus includes an illumination system, a projection module and at least a filter. The illumination system is for generating an illumination light beam. The projection module is for receiving the illumination light beam from the illumination system and projecting an image according to the illumination light beam. The filter is disposed in the illumination system and located on a light path defined by the illumination light beam. The filter comprises a first filtering part and a second filtering part. A minimum wavelength of a wavelength range of transmitted light of the second filtering part is larger than a minimum wavelength of a wavelength range of transmitted light of the first filtering part, or a maximum wavelength of a wavelength range of transmitted light of the second filtering part is smaller than a maximum wavelength of a wavelength range of transmitted light of the first filtering part.Type: GrantFiled: August 6, 2007Date of Patent: November 23, 2010Assignee: Coretronic CorporationInventors: Chin-Ku Liu, Sze-Ke Wang
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Publication number: 20100283977Abstract: An illumination system adapted to a projection apparatus is provided, including a light source module, a light color modulating module, and a control unit. The light color modulating module has a plurality of light color modulating units and is disposed in a transmission path of a light beam. The light color modulating module is capable of moving so that the light color modulating units move into the illumination region of the light beam. When the control unit determines that a boundary of any two adjacent light color modulating units has moved into the illumination region of the light beam, the control unit switches the light source module to an off-state. When the boundary of any two adjacent light color modulating units has moved away from the illumination region of the light beam, the control unit switches the light source module to an on-state. An illumination control method is also provided.Type: ApplicationFiled: April 15, 2010Publication date: November 11, 2010Applicant: CORETRONIC CORPORATIONInventors: Sze-Ke Wang, Chin-Ku Liu
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Publication number: 20100246456Abstract: A method for determining the radio frame structure of a Time Division Duplex system is disclosed, which comprises: configuring, by the network side, the radio frame structure used for service transmission as containing two half-frames each of 5 ms, wherein each half-frame consists of eight service time slots of 0.5 ms and one special time slot field of 1 ms, two consecutive service time slots form a subframe of which the length is 1 ms, and the special time slot field contains a DwPTS, a GP and an UpPTS; determining the lengths of the DwPTS, the GP and the UpPTS in the special time slot field according to the requirements of the coverage range, and determining the radio frame structure used for service transmission. By reconfiguring the radio frame structure, the invention can flexibly support different coverage ranges, enhance the flexibility of satisfying different service requirements, and implement the coexistence of two types of TDD systems.Type: ApplicationFiled: November 3, 2008Publication date: September 30, 2010Applicant: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTDInventors: Shiqiang Suo, Xueming Pan, Shaohui Sun, Yingmin Wang, Yongbin Xie, Ke Wang, Hai Tang
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Publication number: 20100233962Abstract: A multi-carrier cellular radio communication system includes a serving base station associate with a serving cell currently serving a mobile radio and a non-serving base station within range of the mobile radio and associated with a non-serving cell. The mobile radio can transmit to the serving base station at the same time over multiple radio frequency carriers. An estimate is made of inter-cell interference in the non-serving cell caused by uplink transmission by the mobile radio over one or more of the multiple radio frequency carriers over which the mobile radio is currently simultaneously transmitting. If the estimated inter-cell interference in the non-serving cell exceeds a predetermined threshold, then the inter-cell interference in the non-serving cell is reduced or limited by managing radio resources so that the estimated inter-cell interference in the non-serving cell is or becomes less than the predetermined threshold.Type: ApplicationFiled: January 28, 2010Publication date: September 16, 2010Applicant: Telefonaktiebolaget LM EricssonInventors: Klas Johansson, Ke Wang Helmersson
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Publication number: 20100222139Abstract: A method and system for online consignment of the virtual property trading of the network game, the main theory is to setup a trading platform with the function of online payment to support a great deal of dealer terminals, and set an adapter between the trading platform and the network game provider system, by defining a serious of standardization for the adapter, make it possible to perform the data exchange between the trading platform and the game database of the network game provider system, so as to realize the changing of the coincidence relation between the virtual property formed from the network game and the game account through the operation of the user terminal, to realize the really safe consignment of the virtual property of the network game, thus ensure that the virtual property trading of the network game carries out smoothly.Type: ApplicationFiled: November 29, 2006Publication date: September 2, 2010Inventor: Ke Wang
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Publication number: 20100146615Abstract: In accordance with some embodiments of the present invention, systems and methods that protect an application from attacks are provided. In some embodiments of the present invention, input from an input source, such as traffic from a communication network, can be routed through a filtering proxy that includes one or more filters, classifiers, and/or detectors. In response to the input passing through the filtering proxy to the application, a supervision framework monitors the input for attacks (e.g., code injection attacks). The supervision framework can provide feedback to tune the components of the filtering proxy.Type: ApplicationFiled: April 21, 2006Publication date: June 10, 2010Inventors: Michael E. Locasto, Salvatore J. Stolfo, Angelos D. Keromytis, Ke Wang
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Publication number: 20100087154Abstract: A method may include determining whether a discrepancy exists between scheduling headroom computable by a first device and scheduling headroom computable by a second device, determining one or more load measurements that the second device bases its computation of the scheduling headroom if it is determined that the discrepancy exists, modifying the one or more load measurements, and calculating the scheduling headroom based on the modified one or more load measurements.Type: ApplicationFiled: February 1, 2008Publication date: April 8, 2010Applicant: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Eva Englund, Fredrik Gunnarsson, Erik Geijer Lundin, Ke Wang Helmersson
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Publication number: 20100067389Abstract: A method and a device relating to a scheduling mechanism in a base station in a WCDMA system are disclosed. The mechanism enables the base station to rapidly adapt to users momentary traffic demands and to interference variations, a dynamical adjustable margin is proposed in this invention. The adjustment is based on the RoT measurement in a cell. To fully use the resource in a cell, the RoT can be targeted to be as closer to the RoTmax as possible however without exceed the limit. The scheduler is preferably set to schedule as high a rate or as many users as possible to fill up the available RoT. The margin which is reserved for the neighboring cell load and external interference is decreased step by step as long as the RoT measurement is below a threshold under RoTmax. Whenever the RoT measurement exceeds the threshold, the margin is increased by one step.Type: ApplicationFiled: November 6, 2006Publication date: March 18, 2010Applicant: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Ke Wang Helmersson, Eva Englund, Patrik Karlsson
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Publication number: 20100064368Abstract: Systems, methods, and media for outputting a dataset based upon anomaly detection are provided. In some embodiments, methods for outputting a dataset based upon anomaly detection: receive a training dataset having a plurality of n-grams, which plurality includes a first plurality of distinct training n-grams each being a first size; compute a first plurality of appearance frequencies, each for a corresponding one of the first plurality of distinct training n-grams; receive an input dataset including first input n-grams each being the first size; define a first window in the input dataset; identify as being first matching n-grams, the first input n-grams in the first window that correspond to the first plurality of distinct training n-grams; compute a first anomaly detection score for the input dataset using the first matching n-grams and the first plurality of appearance frequencies; and output the input dataset based on the first anomaly detection score.Type: ApplicationFiled: February 28, 2007Publication date: March 11, 2010Applicant: THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORKInventors: Salvatore J Stolfo, Ke Wang, Janak Parekh
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Publication number: 20100054278Abstract: A method, apparatus and medium are provided for detecting anomalous payloads transmitted through a network. The system receives payloads within the network and determines a length for data contained in each payload. A statistical distribution is generated for data contained in each payload received within the network, and compared to a selected model distribution representative of normal payloads transmitted through the network. The model payload can be selected such that it has a predetermined length range that encompasses the length for data contained in the received payload. Anomalous payloads are then identified based on differences detected between the statistical distribution of received payloads and the model distribution. The system can also provide for automatic training and incremental updating of models.Type: ApplicationFiled: November 10, 2009Publication date: March 4, 2010Inventors: Salvatore J. Stolfo, Ke Wang
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Publication number: 20100029322Abstract: A radio network system employing a method with dynamic adjustment of the power offset that provides a “per-UE”-NACK to ACK power offset calculation method instead of using a fixed offset for all users in the cell is disclosed. Also for each UE, the power offset can adjusted dynamically. The adjustment is based on the error event of NACK to ACK. When an error event of NACK to ACK happens, the offset is increased, otherwise the offset is decreased. Hence, the offset can be controlled for each User Equipment for the duration of a call starting from some standard configured value is calculated and used rather than a fixed offset.Type: ApplicationFiled: November 6, 2006Publication date: February 4, 2010Applicant: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Eva Englund, Xinyu Gu, Ke Wang Helmersson, Qingyu Miao
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Patent number: 7639714Abstract: A method, apparatus and medium are provided for detecting anomalous payloads transmitted through a network. The system receives payloads within the network and determines a length for data contained in each payload. A statistical distribution is generated for data contained in each payload received within the network, and compared to a selected model distribution representative of normal payloads transmitted through the network. The model payload can be selected such that it has a predetermined length range that encompasses the length for data contained in the received payload. Anomalous payloads are then identified based on differences detected between the statistical distribution of received payloads and the model distribution. The system can also provide for automatic training and incremental updating of models.Type: GrantFiled: November 12, 2004Date of Patent: December 29, 2009Assignee: The Trustees of Columbia University in the City of New YorkInventors: Salvatore J. Stolfo, Ke Wang
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Publication number: 20090296013Abstract: The present invention relates to a circuit and a method for repairing a broken line of a flat panel display device. The circuit includes a second repairing line and a resistance access port is disposed on the second repairing line. The method includes: disposing a resistance access port on a second repairing line of the flat panel display device; and connecting a resistance meeting a display requirement to the resistance access port. The above solutions enable the circuit for repairing to adjust the load resistance so as to adjust the display effect by disposing the resistance access port; thereby improving the repairing effect and making the display quality of the repaired flat panel display device meet the requirement.Type: ApplicationFiled: May 27, 2009Publication date: December 3, 2009Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hongyu Liu, Ke Wang, Gang Wang, Xibin Shao
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Publication number: 20090283768Abstract: The present invention relates to an array substrate of TFT-LCD and Method for manufacturing the same. The array substrate includes: gate lines, data lines, pixel electrodes and TFTs formed on a substrate; and a grid graph formed on each of the pixel electrode to make each of the pixel electrodes be simultaneously a built-in polarizer and change natural lights into linear polarized lights. The method for manufacturing an array substrate includes: forming a graph including gate electrodes and gate lines on a substrate; depositing continuously a gate insulating layer, a semiconductor layer and a doped semiconductor layer, and forming graphs of semiconductor layers and doped semiconductor layers above the gate electrodes; forming graphs of source electrodes, drain electrodes, data lines and pixel electrodes, in which a grid graph formed on each of the pixel electrode to make each of the pixel electrodes be simultaneously a built-in polarizer and change natural lights into linear polarized lights.Type: ApplicationFiled: May 15, 2009Publication date: November 19, 2009Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: GANG WANG, Zenghui Sun, Chuanzhen Liu, Xibin Shao, Hongyu Liu, Ke Wang
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Patent number: 7614754Abstract: An optical projection apparatus including an illumination system, a reflective light valve, an imaging system, and a reflective component is provided. The illumination system is suitable for providing a light beam and the reflective light valve is disposed on a transmission path of the light beam. The reflective light valve is used for converting the light beam into an image. In addition, the imaging system is disposed on the transmission path of the image. The reflective component is disposed both between the reflective light valve and the imaging system and between the reflective light valve and the illumination system, and disposed on the transmission path of the light beam and the image. The reflective component is used for reflecting the light beam onto the reflective light valve, and then reflecting the image produced by the reflective light valve into the imaging system.Type: GrantFiled: April 12, 2006Date of Patent: November 10, 2009Assignee: Coretronic CorporationInventors: Chin-Ku Liu, Sze-Ke Wang