Patents by Inventor Shuang Xu
Shuang Xu 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: 20180312757Abstract: Provided is a liquid crystal composition, which comprises a component prepared from one or more compounds selected from a general formula I; and a component prepared from one or more compounds selected from a general formula II. The liquid crystal composition has the characteristics of low viscosity, high reliability, appropriate optical anisotropy, and appropriate dielectric anisotropy, and is applicable to liquid crystal display devices.Type: ApplicationFiled: November 16, 2016Publication date: November 1, 2018Inventors: Haibin Xu, Wenming Han, Shuang Xu, Panpan Wang, Li Wang
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Patent number: 10038430Abstract: A system for controlling gatings of a multi-core processor, the system includes a pulse width modulation generator for generating a control square wave; and a phase shifter for shifting a phase of the control square wave to generate control square waves with different phases, and respectively inputting the control square waves with the different phases to a gating of each of multiple processing engines in the multi-core processor. A multi-core processor is provided that includes multiple processing engines. Each processing engine includes a gating, and a system for controlling the gating. Accordingly, in the multi-core processor, the load to be processed in a certain period of a working cycle can be averaged to be processed in a longer period of the working cycle. Consequently, current noise and voltage noise and temperature growth due to the load change can be reduced.Type: GrantFiled: January 22, 2013Date of Patent: July 31, 2018Assignee: NVIDIA CORPORATIONInventor: Shuang Xu
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Patent number: 9853892Abstract: A control method executed by an information processing device including a memory configured to store information on a plurality of temporary routes set for each kind of service, the control method includes receiving a routing request from a switch among a plurality of switches; extracting, from the memory, a temporary route corresponding to a service related to the routing request when it is determined that processing congestion of the information processing device occurs; setting the extracted temporary route for one or more related switches among the plurality of switches; determining a route corresponding to the service, based on a predetermined condition of the service, when it is determined that the processing congestion of the information processing device has subsided; and setting the determined route for the one or more related switches among the plurality of switches.Type: GrantFiled: July 29, 2015Date of Patent: December 26, 2017Assignee: FUJITSU LIMITEDInventors: Hiroyuki Fujii, Koichiro Hojo, Akira Sugiyama, Ryuichi Kimura, Shuang Xu
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Patent number: 9631450Abstract: The present invention relates to offshore oil and gas exploration drilling field and, in particular, to a surface layer conductor running tool for deep-water well drilling, which is used to run a conductor to a designated position, so that the drill stem can be released and the drilling can be continued. The surface layer conductor running tool for deep-water well drilling comprises a mandrel, an inner sleeve, an outer sleeve, and a main body, wherein the inner sleeve, the outer sleeve, and the main body are fitted over the mandrel sequentially; the inner sleeve can slide up and down but cannot rotate in relation to the mandrel, the outer sleeve and the inner sleeve are connected via a transmission thread pair, and the main body is situated on the inner sleeve; a retaining pawl penetrating the main body and radially slidable in horizontal direction; and an anti-rotation pin penetrating the main body and the outer sleeve, so that the outer sleeve can move up and down in the main body only, but cannot rotate.Type: GrantFiled: September 20, 2016Date of Patent: April 25, 2017Assignee: China University of Petroleum (East China)Inventors: Baojiang Sun, Ning Zhang, Hao Li, Yonghai Gao, Guomin Yan, Mingzhao Huang, Shuang Xu
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Publication number: 20170089161Abstract: The present invention relates to offshore oil and gas exploration drilling field and, in particular, to a surface layer conductor running tool for deep-water well drilling, which is used to run a conductor to a designated position, so that the drill stem can be released and the drilling can be continued. The surface layer conductor running tool for deep-water well drilling comprises a mandrel, an inner sleeve, an outer sleeve, and a main body, wherein the inner sleeve, the outer sleeve, and the main body are fitted over the mandrel sequentially; the inner sleeve can slide up and down but cannot rotate in relation to the mandrel, the outer sleeve and the inner sleeve are connected via a transmission thread pair, and the main body is situated on the inner sleeve; a retaining pawl penetrating the main body and radially slidable in horizontal direction; and an anti-rotation pin penetrating the main body and the outer sleeve, so that the outer sleeve can move up and down in the main body only, but cannot rotate.Type: ApplicationFiled: September 20, 2016Publication date: March 30, 2017Applicant: China University of Petroleum (East China)Inventors: Baojiang Sun, Ning Zhang, Hao Li, Yonghai Gao, Guomin Yan, Mingzhao Huang, Shuang Xu
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Patent number: 9507378Abstract: An apparatus for dissipating heat is presented. The apparatus comprises a base provided with a recess on a top thereof for containing a portion of a flat panel electronic device. It also comprises a base heat sink disposed in the base. Finally, it comprises a heat-conducting plug with a first end thereof thermally contacting with the base heat sink, and a second end thereof extending upward from a bottom of the recess for plugging into a heat-conducting socket of the flat panel electronic device when the flat panel electronic device is placed on the base.Type: GrantFiled: February 25, 2013Date of Patent: November 29, 2016Assignee: NVIDIA CORPORATIONInventor: Shuang Xu
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Patent number: 9423825Abstract: A mobile computing device comprising a display panel and a home button, the display panel being disposed on the exterior front surface and the home button being disposed on the exterior back surface of the mobile computing device. The front surface may be free of any additional user Input/Output devices apart from the display panel. The mobile computing device may further comprise an accelerometer and a phone circuit. Upon detection that the display panel faces away from a user during a phone call, displayed information on the display panel may be concealed automatically. The accelerometer may be also operable to detect shaking motions on the mobile computing device as a user command to turn on or turn off the display panel.Type: GrantFiled: February 8, 2013Date of Patent: August 23, 2016Assignee: NVIDIA CORPORATIONInventor: Shuang Xu
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Patent number: 9420657Abstract: Embodiments of the present invention provide a flat panel electronic device and a current control system thereof. The current control system comprises: a detecting module for detecting a current in a main circuit of the flat panel electronic device; and a control mechanism for reducing a brightness level of a backlight unit of the flat panel electronic device when the current in the main circuit is larger than or equal to a threshold so that the current in the main circuit is reduced to be less than the threshold. The current control system provided by the present invention reduces the current in the main circuit by reducing the brightness level of the backlight unit. Therefore, it is able to reduce the processing time by more than 10 ms compared with the prior art, and the fast and effective response is an important factor for extending the life of the battery.Type: GrantFiled: February 25, 2013Date of Patent: August 16, 2016Assignee: NVIDIA CORPORATIONInventors: Jun Hua, Shuang Xu
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Publication number: 20160080266Abstract: A control method executed by an information processing device including a memory configured to store information on a plurality of temporary routes set for each kind of service, the control method includes receiving a routing request from a switch among a plurality of switches; extracting, from the memory, a temporary route corresponding to a service related to the routing request when it is determined that processing congestion of the information processing device occurs; setting the extracted temporary route for one or more related switches among the plurality of switches; determining a route corresponding to the service, based on a predetermined condition of the service, when it is determined that the processing congestion of the information processing device has subsided; and setting the determined route for the one or more related switches among the plurality of switches.Type: ApplicationFiled: July 29, 2015Publication date: March 17, 2016Applicant: Fujitsu LimitedInventors: Hiroyuki Fujii, Koichiro Hojo, Akira Sugiyama, Ryuichi Kimura, Shuang Xu
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Patent number: 9250449Abstract: A three-dimensional stereo display, and a system and method are provided for controlling the three-dimensional stereo display. The three-dimensional stereo display includes backlight, a first polarizer, a first liquid crystal panel, a second polarizer and a second liquid crystal panel which are sequentially arranged on the backlight source. The second liquid crystal panel switches the polarizing angle of the light travelling through and exiting from said second liquid crystal panel between a horizontal and vertical polarization. Due to the polarization direction of light could be changed by the liquid crystal panel, and makes the light for the left-eye image and the right-eye image are mutual perpendicular. The polarization direction of the light for the left-eye image is the same as that of the left lens, and the polarization direction of the light for the right-eye image is the same as that of the right lens.Type: GrantFiled: April 11, 2011Date of Patent: February 2, 2016Assignee: NVIDIA CorporationInventor: Shuang Xu
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Patent number: 9229242Abstract: 3D display device, 3D display system and method for displaying 3D images are disclosed in the present invention. The 3D display device comprises: a display screen; a backlight means including a pulse light source; and a drive means used to receive video signals which are based on a standard video transmission protocol, so as to control the display screen to display 3D images according to the video signals, and control the pulse light source to emit a backlight pulse in the form of pulse during a vertical blank of each frame period of the video signals, wherein the duration of the backlight pulse is shorter than that of the vertical blank. The degrading of light is avoided in the 3D display device and the efficiency of the backlight can achieve almost 100%.Type: GrantFiled: November 2, 2012Date of Patent: January 5, 2016Assignee: NVIDIA CorporationInventor: Shuang Xu
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Patent number: 9201283Abstract: A display panel is provided that includes a plurality of pixel units, each having a first surface and a second surface opposite to the first surface, and comprising an electrophoretic gel part with a shape tapered in a direction from the first surface to the second surface, wherein a top surface of the electrophoretic gel part forms the first surface and electrophoretic particles are provided in the electrophoretic gel part; a light guiding part with a shape tapered in a direction from the second surface to the first surface, wherein the light guiding part and the electrophoretic glue part match in shape and abut with each other, and a bottom surface of the light guiding part forms at least a portion of the second surface; and a light-emitting device provided on the bottom surface of the light guiding part and operable to emit light toward the first surface.Type: GrantFiled: September 5, 2013Date of Patent: December 1, 2015Assignee: NVIDIA CorporationInventor: Shuang Xu
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Patent number: 9087469Abstract: Systems and methods for automatically switching scene modes of a monitor may comprise processes and corresponding modules for sending a request to a driver to activate hardware modules of a graphics processing unit (GPU) based on a requirement of a launched application program and then recording identifiers of the activated hardware modules on a list. A record of a scene mode associated with one or more activated hardware modules on the list is located within a scene mode profile table and then the corresponding monitor parameters previously associated with the scene mode are read. The monitor is then automatically adjusted according to the monitor parameters read.Type: GrantFiled: June 18, 2010Date of Patent: July 21, 2015Assignee: NVIDIA CorporationInventor: Shuang Xu
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Patent number: 9084362Abstract: Disclosed are a method and system to reduce impedance of printed circuit boards through an interconnecting of printed circuit boards using a square wave pattern of plated-through holes. A method of connecting a first printed circuit board to a second printed circuit board comprises forming a square wave pattern of the first printed circuit board and the second printed circuit board and adjoining the first printed circuit board and the second printed circuit board. The method also involves producing plated-through holes along the square wave pattern, a top section, and/or a bottom section of the adjoined first printed circuit board and second printed circuit board. The method further involves securing the top section and the bottom section using a first metal clip and a second metal clip, respectively, and connecting the first printed circuit board to the second printed circuit board by a wave soldering process.Type: GrantFiled: January 8, 2013Date of Patent: July 14, 2015Assignee: NVIDIA CorporationInventor: Shuang Xu
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Patent number: 9078380Abstract: Embodiments of the invention provide methods and configuration for packaging multiple semiconductor ships in a semiconductor package. In one embodiment, an integrated circuit system includes a printed circuit board, a first MOSFET device disposed on a first surface of the printed circuit board, and a second MOSFET device disposed on a second surface of the printed circuit board, wherein the first MOSFET device overlaps an edge of the second MOSFET device in a direction extending through the printed circuit board.Type: GrantFiled: October 19, 2012Date of Patent: July 7, 2015Assignee: NVIDIA CORPORATIONInventor: Shuang Xu
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Publication number: 20150153805Abstract: A clocked electronic device includes first and second control systems. The first control system is configured to decrease clock frequency in the device in response to decreasing supply voltage. The second control system is responsive to clock lag in the device and to an amount of current drawn through the device. It is configured to increase the supply voltage in response to increasing clock lag, but to decrease the supply voltage when the current drawn through the device exceeds an operational threshold.Type: ApplicationFiled: December 2, 2013Publication date: June 4, 2015Applicant: NVIDIA CorporationInventor: Shuang Xu
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Patent number: 8996896Abstract: An Optimized Personal Computer (OPC) system may be a multi-functional processing unit with ultra-low power consumption and may consist of a single chip having a plurality of processors thereon. Each processor may be specialized for tasks including computing, graphic processing and audio processing. The OPC may be connected to a mother board, a memory unit and an I/O interface. The OPC may be connected to a primary PC (either in an expansion slot or in a drive bay) via a USB connection, for example, and be configured to run continuously and take over certain tasks from the primary PC as needed while the primary PC hibernates. The OPC may also be embedded in a monitor or other peripheral devices.Type: GrantFiled: June 18, 2010Date of Patent: March 31, 2015Assignee: NVIDIA CorporationInventors: Shuang Xu, Sien Chen, Dongbo Hao, Jun Hua
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Publication number: 20150033187Abstract: An electronic device including a processor communicably coupled to a display component wherein the processor is configured to generate and display an interactive icon on the display component. The interactive icon includes a primary item and at least one alternative item, and the processor is configured to visually prioritize the presentation of the primary item on the display component relative to the presentation of the alternative item.Type: ApplicationFiled: October 13, 2014Publication date: January 29, 2015Inventors: Shuang Xu, Changxue Ma
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Publication number: 20140228077Abstract: A mobile computing device comprising a display panel and a home button, the display panel being disposed on the exterior front surface and the home button being disposed on the exterior back surface of the mobile computing device. The front surface may be free of any additional user Input/Output devices apart from the display panel. The mobile computing device may further comprise an accelerometer and a phone circuit. Upon detection that the display panel faces away from a user during a phone call, displayed information on the display panel may be concealed automatically. The accelerometer may be also operable to detect shaking motions on the mobile computing device as a user command to turn on or turn off the display panel.Type: ApplicationFiled: February 8, 2013Publication date: August 14, 2014Applicant: NVIDIA CorporationInventor: Shuang Xu
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Publication number: 20140218787Abstract: A display panel is provided that includes a plurality of pixel units, each having a first surface and a second surface opposite to the first surface, and comprising an electrophoretic gel part with a shape tapered in a direction from the first surface to the second surface, wherein a top surface of the electrophoretic gel part forms the first surface and electrophoretic particles are provided in the electrophoretic gel part; a light guiding part with a shape tapered in a direction from the second surface to the first surface, wherein the light guiding part and the electrophoretic glue part match in shape and abut with each other, and a bottom surface of the light guiding part forms at least a portion of the second surface; and a light-emitting device provided on the bottom surface of the light guiding part and operable to emit light toward the first surface.Type: ApplicationFiled: September 5, 2013Publication date: August 7, 2014Applicant: NVIDIA CorporationInventor: Shuang Xu