Weifeng
Weifeng Chen, Shanghai CN
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20110155511 | SAFETY DEVICE FOR ELEVATOR - In a safety device for an elevator, on one car door among a pair of car doors, a light-emitting/light-receiving unit is disposed facing downward at an upper end position of a vertical line separated by a predetermined distance from an end face in a closing direction, which is to abut the other car door, toward the side of the other car door, and a first reflecting member is disposed facing upward at a lower end position of the vertical line. A housing space that houses the light-emitting/light-receiving unit in a state where both car doors are closed is formed on the other car door, and a second reflecting member is disposed facing upward at a bottom portion of the housing space and extends from the same position as an end face in a closing direction of the other car door toward the back of the housing space. | 06-30-2011 |
Weifeng Chen, Shenzhen City CN
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20140168527 | LIQUID CRYSTAL TELEVISION AND CORRESPONDING MOVING DEVICE THEREOF - The present invention provides a moving device for LCTV, which includes: a base, disposed with a plurality of rollers; two support racks, disposed on the base; each support rack being disposed with a support base, the support base at least extending partially into the enhanced beam of the backplane of the LCTV to be moved. The present invention also provides an LCTV disposed with enhanced beams on the backplane. According to the embodiments of the present invention, the moving device is easy to operate and low cost for moving large-size LCTV. | 06-19-2014 |
20150023059 | BACKLIGHT MODULE - The present invention provides a backlight module, which includes: a backplane ( | 01-22-2015 |
Weifeng Chen, San Jose, CA US
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20150137696 | AC Direct Drive Lighting System for Providing Uniform Light Distribution - An AC lighting system for providing uniform light distribution is disclosed. According to one embodiment, the AC lighting system includes an AC driver and LED packages electrically connected to the AC driver. Each LED package includes a plurality of LED elements and is physically distributed over an illuminating surface of the AC lighting system. The AC driver has a first current sink that drives a first LED group and a second current sink that drives the first LED group and a second LED group. The first LED group includes at least one LED element from each of the LED packages, and the second LED group includes at least one LED element other that the first set of LED elements from each of the LED packages. | 05-21-2015 |
20150271884 | AC LIGHTING SYSTEM WITH A CONTROL UNIT FOR CONTROLLING POWER OF AN LED - An AC light system with a control unit for controlling power of an LED is disclosed. According to one embodiment, a driver circuit for driving LEDs has a plurality of current sinks, a first interface configured to receive an AC power from an AC power source, a second interface to a plurality LED groups. The driver circuit further has a third interface configured to receive a control input from a control unit. Each current sink of the plurality of current sinks controls an LED current flowing through a corresponding LED group based on the control input from the control unit. | 09-24-2015 |
20160050724 | System and Method for Providing Surge Protection for an AC Direct Step Driver Lighting System - An AC direct driver lighting system including a surge protection circuit and a current limiting circuit is disclosed. According to one embodiment, the AC direct driver lighting system includes an LED load, a rectifier, and an LED driver configured to receive rectified AC voltage from an AC power source and drive the LED load. The AC direct driver lighting system further includes a surge protection circuit and a current limiting circuit disposed between the AC power source and the LED load. The surge protection circuit and the current limiting circuit suppress excessive current flowing through the AC direct driver lighting system. | 02-18-2016 |
Weifeng Chen, Amherst, MA US
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20090064343 | ACCESS CONTROL METHOD AND A SYSTEM FOR PRIVACY PROTECTION - A method for protecting information in a distributed stream processing system, including: assigning a principal label to a processing component; assigning a first channel label to a first communication channel that is input to the processing component; comparing the principal label to the first channel label to determine if the processing component can read data attributes of the first channel label; and reading the data attributes of the first channel label when the principal label is equal to or has precedence over the first channel label, wherein the principal label includes a read label and a write label and at least one of a selection label, an addition label or a suppression label. | 03-05-2009 |
20120291144 | SYSTEM AND METHOD FOR PRIVACY PROTECTION USING IDENTIFIABILITY RISK ASSESSMENT - A risk assessment system and method includes an information system configured to disclose information to a third party. A risk determination model is configured to compute identifiability risk for on one or more records in storage. The identifiability risk is compared to a threshold prior to being disclosed wherein the information system is informed of the identifiability risk exceeding the threshold prior to disclosure to the third party. | 11-15-2012 |
Weifeng Chen, Shenzhen CN
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20090031009 | METHOD AND DEVICE FOR COMMUNICATION - A communication method and a communication device that includes obtaining a network configuration in a user's operating system; loading a customized operating system and an application; and communicating, by the application, with other entities under the customized operating system according to the network configuration. | 01-29-2009 |
20120262946 | BACKLIGHT MODULE AND HOUSING UNIT STRUCTURE THEREOF - The present invention provides a backlight module and a housing unit structure thereof. The backlight module includes a back plate having a first edge, a second edge, a third edge and a fourth edge. The edges of the back plate are provided with a housing including a plurality of housing unit structures. The housing unit structures have a strip shape or an L-shape, respectively, and are disposed on the back plate by connecting or spacing a distance to each others to assemble into a housing. The backlight module uses an adjustable modular design to adjust the number of the housing unit structures for being suitably applied to various backlight modules with different sizes. Except for reducing the use of material, the development cost and time of the backlight module can be saved. | 10-18-2012 |
20130242608 | Assembled Mold Frame and Backlight Module Comprising Same - The present invention provides an assembled mold frame and a backlight module including the mold frame. The assembled mold frame includes two opposite first side frames, two opposite second side frames, and four L-shaped connection frames connecting between the first side frames and the second side frames. The first and second side frames are of a linear form. Each first side frame includes a single first side frame unit or a plurality of interconnected first side frame units. Each second side frame includes a single second side frame unit or a plurality of interconnected second side frame units. Each connection frame has two ends that are respectively mating and jointed to one of the first side frame units and one of the second side frame units. The four connection frames, the two first side frames, and the two second side frames are sequentially jointed to form an enclosed rectangular frame. | 09-19-2013 |
20130256245 | PLASTIC FRAME, FRAME UNIT AND FASTENER THEREOF - The present invention discloses a plastic frame, a frame unit and a fastener thereof. The frame unit is strip-shaped and has at least one end having an assembling portion. The fastener is used to fix two of the connected assembling portions, and the assembling portions of the frame units are connected and fixed by engaging two surfaces thereof with two surfaces of the fastener. The present invention achieves modularization of plastic frame by providing the frame units and fasteners and assembling them into the plastic frame, which not only saves cost of molding equipment, but also ensures a certain level of fixing strength and flatness. | 10-03-2013 |
20130286320 | Middle Frame for LCD Module and LCD device - The invention provides a middle frame for an LCD module and an LCD device. The middle frame for an LCD module includes a plurality of segmented members constituting the middle frame, and further includes a corner member which is arranged on a corner of the middle frame. The corner member is provided with a light blocking wall which is used for blocking a gap in a connecting position between the corner member and the segmented member. In the invention, because the LCD module is divided into a plurality of segmented members, the middle frame can be obtained by only making the same section, and cutting the section to form the segmented members. Thus, the production cost of the middle frame can be saved, and the segmented members of different lengths can be matched to make middle frames of different sizes, thereby saving the cost of moulds. Moreover, the corners of the middle frame are respectively provided with the corner members used for connecting the segmented members, and the corner members are provided with the light blocking wall used for blocking the gap in the connecting position between the segmented member and the corner member. Thus, the corner of the middle frame is prevented from generating a light leakage because of the gap in the connecting position. | 10-31-2013 |
20130286557 | Frame for LCD Device and LCD Device - The invention relates to the field of LCDs, and more particularly to a frame for an LCD device and an LCD device including the frame. The frame includes four edge frames; at least one pair of mutually parallel edge frames of the four edge frames are separately provided with a ripple structure. The ripple structure of the invention is similar to a telescopic ripple part of a drinking straw. The dimensions of one pair of edge frames provided with the ripple structure in the length direction can be adjusted. When the dimensions of two or more kinds of frames are different but similar, a same frame can be shared to achieve the effect of one object with multiple purposes, thereby reducing the number and development cost of special moulds, shortening the development cycle of the product, and avoiding the problem that a great deal of stagnant materials are inconveniently handled when developing single device. Thus, the aim of reducing cost is achieved. | 10-31-2013 |
20140036196 | LCD Display, Backlight module, and Back Plate Component Thereof - The present invention discloses an LCD display device, a backlight module and a back plate component thereof. The had plate component includes a movable part and an arm part. The movable part includes a loading part and an erection part, where the loading part is used for loading the light guiding plate and comprises a first guiding part, and the erection part is used for setting up the light source. The arm part includes a second guiding part. The movable part and the arm part are allowed to slide oppositely through the coordination of the first guiding part and the second guiding part such that the light source is allowed to slide near or away the arm part. | 02-06-2014 |
20140098324 | BACKPLATE, BACKLIGHT MODULE USING THE SAME AND LIQUID CRYSTAL DISPLAY DEVICE - This invention discloses a backplate comprising a sheet metal member with a hollow structure and an aluminum extrusion heatsink connected to the end of the sheet metal member. This aluminum extrusion heatsink includes a lateral light source connection portion provided with a light source and a sheet metal member connection portion connected to the lateral light source connection portion, wherein the latter is in contact with the sheet metal member. The aluminum extrusion heatsink further includes two heat-dissipation extension portions respectively arranged at both ends of the sheet metal member connection portion and extending in a length direction of the sheet metal member. Herein, the heat-dissipation extension portion at both ends of the aluminum extrusion heatsink can enhance the heat dissipation effect at the corner region. When the backplate is applied to a liquid crystal display device, it can reduce the stress concentration degree at the corner region thereof. | 04-10-2014 |
20140211509 | WARPING BUFFERING STRUCTURE FOR LIGHT GUIDE PLATE AND BACKLIGHT MODULE - The present disclosure provides a warping buffering structure for a light guide plate and a backlight module. The warping buffering structure includes: a first member with one side thereof contacting one end of the light guide plate of a backlight module; a second member with one side thereof flexibly connected to a side wall of a back cover of the backlight module, and the second member capable of sliding along an extending direction of the side wall; a first inclined surface formed on an end of one side of the first member which is away from the light guide plate; and a second inclined surface formed on an end of one side of the second member which is away from the side wall, and the second inclined surface contacting the first inclined surface and being slidably engaged with the second inclined surface. | 07-31-2014 |
20150009447 | BACKLIGHT MODULE AND LIQUID CRYSTAL DISPLAY - A backlight module and a liquid crystal display are provided. The backlight module includes a plastic frame. The sidewalls of the plastic frame have an adjustable length. Each sidewall having the adjustable length includes at least two separated member slidably connected together. The present invention may flexibly set the plastic frame according to the size of the liquid crystal display, and need not specially configure the moulds to produce the plastic frames for the different sizes of the liquid crystal display, thereby not only reducing the cost, but also increasing the manufacture efficiency. | 01-08-2015 |
20150191290 | CUSHIONING CARTON - The present invention provides a cushioning carton, containing a plurality of cardboard materials, the cardboard materials include: a first cardboard layer; a second cardboard layer which is disposed in parallel with the first cardboard layer; at least one bubble bag layer which is disposed and bonded between the first cardboard layer and the second cardboard layer, to form cardboard materials. The cushioning carton of the present invention has a simple structure, easy installation, also can save costs, therefore solving the problem of the prior art cushioning carton having insufficient functionality on cushioning. | 07-09-2015 |
20150362786 | DEVICE FOR FIXING QUANTUM STRIP OF DISPLAY - The present disclosure relates to the technical field of liquid crystal display, and particularly, relates to a device for fixing a quantum strip of a display. The device includes: a first support extending along a first direction, which first support is capable of clamping the long ineffective part of the quantum strip and being fixedly connected to the shell of the display, and which first support is provided with a connecting portion on one end in the first direction; a second support extending along the first direction, which second support is capable of clamping the effective part of the quantum strip and being fixedly connected to the shell of the display, and which second support is provided with connecting portions on both ends in the first direction, wherein the first support is connected to the second support on at least one end of the second support. The device according to the present disclosure can be flexibly spliced based on different numbers of the quantum strips, and a plurality of backlight incidences, including single-long incidence, double-long incidence, single-short incidence and double-short incidence and the like, can be achieved simultaneously. | 12-17-2015 |
Weifeng Fang, Charlotte, NC US
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20150377948 | SYSTEM AND METHOD FOR DIFFERENTIATING SHORTING IN A BATTERY - A system for differentiating short circuiting in a battery includes: a detector coupled to the battery; a monitor in communication with the detector, the monitor including a profile of a battery shorting behavior, and a comparator for matching data from the detector to the profile; and a controller for taking action based upon information from the detector. A method for detecting short circuiting in a battery includes the steps of: detecting a behavior of the battery; comparing the behavior of the battery to a predetermined battery behavior profile; determining the type of short based on the comparison; and taking mitigating action based on the determination. The system/method may monitor: temperature of the battery, heat generation from the battery, current flow through the battery, voltage drop across the battery, and/or combinations thereof. The system/method discriminates between the various battery shorting behaviors for aggressive response or passive response. | 12-31-2015 |
Weifeng Feng, San Diego, CA US
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20140036973 | CALIBRATION FOR POWER AMPLIFIER PREDISTORTION - In one embodiment, a method comprising during a first calibration instance, converting at a first transconductance stage a first output voltage from a power amplifier of a transceiver to a first set of current signals; and during a second calibration instance not overlapping the first calibration instance, converting at a second transconductance stage a second output voltage from the power amplifier to a second set of current signals. | 02-06-2014 |
Weifeng Gong, Jinan City CN
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20150058570 | METHOD OF CONSTRUCTING SHARE-F STATE IN LOCAL DOMAIN OF MULTI-LEVEL CACHE COHERENCY DOMAIN SYSTEM - A method of constructing a Share-F state in a local domain of a multi-level cache coherency domain system, includes: 1) when it is requested to access S state remote data at the same address, determining an accessed data copy by inquiring a remote proxy directory RDIR, and determining whether the data copy is in an inter-node S state and an intra-node F state; 2) directly forwarding the data copy to a requester, and recording the data copy of the current requester as an inter-node Cache coherency domain S state and an intra-node Cache coherency domain F state; and 3) after data forwarding is completed, recording, in a remote data directory RDIR, an intra-node processor losing an F permission state as the inter-node Cache coherency domain S state and the intra-node Cache coherency domain F state. | 02-26-2015 |
20150067269 | METHOD FOR BUILDING MULTI-PROCESSOR SYSTEM WITH NODES HAVING MULTIPLE CACHE COHERENCY DOMAINS - A method for building a multi-processor system with nodes having multiple cache coherency domains. In this system, a directory built in anode controller needs to include processor domain attribute information, and the information can be acquired by configuring cache coherency domain attributes of ports of the node controller connected to processors. In the disclosure herein, the node ca roller can support the multiple physical cache coherency domains in a node. | 03-05-2015 |
Weifeng Gu, Shanghai CN
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20160005237 | METHOD AND SYSTEM FOR AUTOMATICALLY ALIGNING MODELS OF AN UPPER JAW AND A LOWER JAW - A method for automatically aligning a model for an upper jaw with a model for a lower jaw, the method including forming models for teeth of the upper jaw and the lower jaw based on images; obtaining a reference bite frame with the teeth in a clenched state; aligning the models for the teeth of the upper jaw and the lower jaw with the reference bite frame, respectively, to determine transform information between the generated models and the reference bite frame; aligning the model for the teeth of the upper jaw with that of the lower jaw based on the determined transform information. | 01-07-2016 |
Weifeng Guo, Beijing CN
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20140133902 | EXTENSION RECYCLING METHOD BY THE TECHNOLOGY OF BAR EMBEDMENT WITH GLUE FOR WOOD COLUMNS AND APPARATUS THEREOF - The present invention relates to an extension recycling method by the technology of bar embedment with glue for wood columns and an apparatus thereof, the method comprising: classification of short wood, sawing of short wood, drying of short wood, assembling and sorting of short wood, connection in series of short wood under pressure, processing of short wood, and marking of stand columns. The apparatus is a short wood connection machine comprising a main body, rotating rollers, pressing cylinders, pressing plates and a planing frame. By using the present method, short wood can be connected into a strut, so that the abandoned short wood can be recycled to save natural resources. Due to the apparatus and the connecting member of the present invention, the process of connecting short wood into a strut can be completed conveniently, which have the advantages of simple structure, convenient processing and easy manufacturing. | 05-15-2014 |
Weifeng He, Xi'An CN
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20140178593 | METHOD AND APPARATUS FOR NANOCRYSTALLIZING A METAL SURFACE BY SHOCK WAVE-ACCELERATED NANOPARTICLES - A method and apparatus for nanocrystallizing a metal surface by laser-induced shock wave-accelerated nanoparticles. The apparatus comprises a control system, a light guiding system, a workbench control system and an auxiliary system, wherein the auxiliary system comprises an air compressor, a paint feeder device, a nanoparticle nozzle, a powder feeder device, an exhaust, a sealed working chamber and a metal nanoparticle recycler device. The method comprises the following steps: pre-processing and fixing a workpiece; activating the air compressor to feed a powder; controlling and adjusting the paint feeder device to eject a black paint; transmitting a high-power pulse laser beam; recycling excess metal nanoparticles; and rinsing non-vaporized/ionized black paint off a surface of the workpiece. | 06-26-2014 |
20140205764 | METHOD AND APPARATUS FOR ACQUIRING NANOSTRUCTURED COATING BY EFFECT OF LASER-INDUCED CONTINUOUS EXPLOSION SHOCK WAVE - A method and apparatus for acquiring a nanostructured coating on a metal surface by using an intense shock wave generated by continuous explosion of a laser-induced plasma is provided. The method comprises: irradiating a laser beam on a black paint surface of an upper opening of a high pressure resistant glass pipe having a black paint strip arranged therein; the black paint absorbing the light energy and producing a plasma; generating an initial plasma explosion shock wave; transmitting the initial plasma explosion shock wave in the high pressure resistant glass pipe; generating a plasma cloud reaching a lower opening of a glass catheter; and, the shock wave pressure outputted embedding nanoparticles into a surface of a workpiece. The apparatus comprises the high pressure-resistant glass pipe with a zigzagging switchback shape or a spiral and inverted cone shape. | 07-24-2014 |
Weifeng Huang, Beijing CN
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20150302185 | METHOD AND APPARATUS FOR ACCOUNT INTERCOMMUNICATION AMONG APPS - A method and apparatus for account intercommunication among APPs. The method comprises: acquiring account information entered by a user in a current APP; and, after using the account information to log in successfully, providing the account information to other APPs having intercommunication permissions with the current APP for the other APPs to log in. Via the disclosed method, account information entered in any APP may be shared among APPs having intercommunication permissions with the APP, so that other APPs may be logged into using an intercommunicated account after they are opened, without the need to manage account information about various APPs through a unified entrance, and thus the APP need not access the entrance in advance, and login can be realized without the need to exit the APP to open the entrance; obviously, the flexibility and independence of APP login are improved, and the complexity of operation is reduced. | 10-22-2015 |
Weifeng Li, Beijing CN
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20140204946 | Method, Apparatus and System for Generating Label Forwarding Table on Ring Topology - Embodiments of the present invention provide a method for generating a label forwarding table for a non-destination router on a ring topology. Embodiments of the present invention further provide an apparatus for generating a label forwarding table for a non-destination router on a ring topology and a method and system for generating two label switching paths LSPs of different ring directions on a ring topology. Technical solutions provided by the embodiments of the present invention are based on a clockwise label forwarding table and a counterclockwise label forwarding table that are generated for each non-destination router on the ring topology. When it is found that traffic cannot be forwarded to a destination router by using one of the two label forwarding tables, the non-destination router performs traffic switching and uses the other label forwarding table to forward the traffic. | 07-24-2014 |
Weifeng Li, Shenzhen CN
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20150195195 | LABEL SWITCHING PATH CALCULATION METHOD AND LABEL SWITCHING PATH CALCULATION DEVICE - Embodiments of the present application provide a label switching path calculation method and a label switching path calculation device. In the method, by performing hierarchical level and domain value planning on a node in a network in advance, when an LSP is calculated, hierarchical domain information about each node is acquired, and the LSP is calculated using the acquired hierarchical domain information about each node. Since the hierarchical domain information about each node designates a network position where the node is located, it can be avoided that an LSP obtained by calculation reroutes an access layer according to the hierarchical domain information about each node and a satisfaction criterion for the LSP during the LSP calculation process. In addition, the technical solution provided in the embodiments of the present application needs no manual intervention in the whole LSP calculation process, realizing the automatic calculation of an LSP. | 07-09-2015 |
Weifeng Li, Shanghai CN
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20110145670 | Method for High-Efficient Implementation of De-Rate Matching Including HARQ Combining for LTE - Embodiments of the invention provide a method of de-rate matching without NULL bits skipping. Date is received without NULLs and inputted into a LLR combining block. The history data without NULLs is buffered. Log-likelihood ratio (LLR) combining is called before de-rate matching. The output of LLR combining is de-interleaved. The reading pointer is offset to forge NULLs. Finally, de-interleaving output without NULLs is sent to a turbo decoder. | 06-16-2011 |
Weifeng Li, Linxiang/hunan CN
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20150051525 | Massage Chair - The present invention is a massage chair, having main frame with specific curve, a chair back located by the chair seat, wherein the chair back is adjusted properly by the chair seat for rotating and having a rotation angle; wherein the main frame including back section, buttock section and leg section, the buttock section has an upward curve and the leg section has a downward curve, thus, massage provider can provide massage service to human thigh when the rotation angle is more than 110 degrees. | 02-19-2015 |
20150051526 | Massage Chair - The present invention is a massage chair, having frame body with specific curve, a chair back located by the chair seat, wherein the chair back is adjusted properly by the chair seat for rotating and having a rotation angle; wherein the frame body including back section, buttock section and leg section, the buttock section has a downward curve and the leg section has an upward curve, thus, massage module can provide massage service to human thigh when the rotation angle is more than 110 degrees. | 02-19-2015 |
20150297441 | Massage Chair Having Curved Track - The present invention is a massage chair, having a main frame with specific curve, a chair back located by a chair seat with a rotation angle; wherein the main frame including back section, buttock section and leg section, the buttock section has an upward curve and the leg section has a downward curve, thus, massage provider can provide massage service to human thigh when the rotation angle is more than 110 degree; a seat supporter is restricted by a restriction supporter, then the rotation angle is smaller as a first rotation supporter rotates counter-clockwise and the main frame rotates clockwise, wherein the seat supporter is disposed within the chair seat, and the first rotation terminal is disposed under the main frame. | 10-22-2015 |
Weifeng Liu, Taishan City CN
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20110000525 | SOLAR ENERGY PANEL FRAME AND INSTALLATION SYSTEM DEVICE THEREOF - The present invention disclosed a solar energy panel frame and installation system device there of. Said solar energy panel frame includes a frame body which is consist of a plurality of profile brackets abutting joint to each other. Wherein an automatic cleaning device is set on said frame body. And said automatic cleaning device comprises a motor located in the profile bracket symmetrically, a transmission mechanism connected to the output shaft of the motor, a cleaning brush moved in upper and lower direction by said transmission mechanism which it connected to, and a remote control integrated circuit system. Said installation system device of the solar energy panel frame includes a pedestal, a rail bracket which is fixedly connected to the pedestal by a bracket fixing part, and a frame fixing part which is used to lock up the solar energy panel. Wherein said rail bracket is consist of a plurality of profiles having a grooved rail which is on the match usage with above component parts, and said bracket fixing part and said frame fixing part are both eccentric rotary locking solid structure. | 01-06-2011 |
Weifeng Liu, Shenzhen CN
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20120299173 | Thermally Enhanced Stacked Package and Method - A package-on-package (PoP) device is provided. The device includes a first package with a first chip mounted on a first substrate, a heat spreader stacked on the first package, the heat spreader in thermal contact with the first chip, and a second package stacked on the heat spreader. In an embodiment, the heat spreader is formed using carbon fibers to provide good lateral thermal conductivity. In an embodiment, ends of the heat spreader project beyond a periphery of the first and second packages. | 11-29-2012 |
20140097533 | Pop Package Structure - A package on package (PoP) package structure is disclosed, the structure includes at least two layers of carrier boards that are packaged and stacked in sequence, wherein chips are arranged on the bottom side of the carrier boards, a heat sink is arranged on the bottom side of a carrier board other than a layer-1 carrier board, a pad welded to a system board is arranged on the bottom side of the layer-1 carrier board, and a chip on a carrier board other than a top-layer carrier board is surface-mounted onto the heat sink adjacent to the chip. The heat sink increases the heat dissipation area of the chip, enhances the heat dissipation capabilities of the PoP stacked packages massively, breaks the bottleneck of the high-density integration and miniaturization of the PoP stacked packages, and enhances the packaging density of the PoP stacked packages. | 04-10-2014 |
20140346661 | CHIP PACKAGE STRUCTURE AND CHIP PACKAGING METHOD - Embodiments of the present invention provide a chip package structure and a chip packaging method, which is related to the field of electronic technologies, and can protect chips and effectively dissipate heat for chips. The chip package structure includes a substrate, chips, and a heat dissipating lid, where the chips include at least one master chip disposed on the substrate and at least one slave chip disposed on the substrate; the heat dissipating lid is bonded to the slave chip by using a heat conducting material, and the heat dissipating lid covers the at least one slave chip; and the heat dissipating lid includes a heat dissipating window at a position corresponding to the at least one master chip. The embodiments of the present invention are applicable to multi-chip packaging. | 11-27-2014 |
20150076686 | Chip Stacking Packaging Structure - A chip stacking packaging structure is provided for achieving high-density stacking and improving a heat dissipation efficiency of the chip stacking packaging structure. The chip stacking packaging structure includes a main substrate and at least one stacking substrate in which a main chip is disposed in the main substrate, at least one stacking chip is disposed on the stacking substrate, and a side edge of the stacking substrate is disposed on the main substrate, so that the stacking chip is connected to the main chip. | 03-19-2015 |
Weifeng Liu, Roseville, CA US
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20080253098 | Damage Prevention Interposer for Electronic Package and Electronic Interconnect Structure - An assembly. The assembly reduces damage to a related electronic package during attachment to a related electronic interconnect structure. The assembly includes an interposer. The interposer has a first side and an opposing second side and has multiple holes formed in the interposer that extend from the first side to the second side. The electronic package is configurable to comprise one or more electronic structures; the interposer is configured for placement between the electronic package and the electronic interconnect structure; the locus of a wall of each of the holes is configured to facilitate insertion of a matching coupling component configured for electrically coupling the electronic package to the electronic interconnect structure; the wall of each hole is configured to provide complete encirclement of that hole; and the interposer mechanically inhibits physical contact between the electronic package and the electronic interconnect structure. | 10-16-2008 |
Weifeng Liu, Dublin, CA US
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20140070406 | Devices and Methods for 2.5D Interposers - Polyimide-based redistribution layers (RDLs) can be employed to reduce thermo-mechanical stress that is exerted on conductive interconnections bonded to interposers in 2.5 D semiconductor packaging configurations. The polyimide-based RDL is located on an upper or lower face of an interposer. Additionally, height differentials between laterally adjacent semiconductor dies in 2.5 D semiconductor packages can be reduced or eliminated by using different diameter micro-bumps, different height copper pillars, or a multi-tiered interposer to lower taller semiconductor dies in relation to shorter semiconductor dies. | 03-13-2014 |
Weifeng Ma, Shanghai CN
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20160115301 | METHODS FOR RECOVERING CARBON FIBER FROM CARBON-FIBER-REINFORCED POLYMER (CFRP) COMPOSITES - Method for recovering carbon fibers from carbon fiber reinforced polymer composites is provided. The recovered carbon fibers can be separable and can be substantially free of thermosetting resins. Compositions comprising said recovered carbon fibers are also provided. | 04-28-2016 |
Weifeng Mao, Suzhou CN
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20160065638 | CONTROLLER AND VOICE TRANSMISSION SYSTEM USING THE SAME - A voice transmission system includes at least one electronic device and a controller. The at least one electronic device is connected to an internet. The controller is connected to the at least one electronic device over a wireless local area network channel for conducting a unidirectional voice transmission. The at least one electronic device includes a first communication module and a speaker unit. The first communication module receives a first voice signal from the internet, and the speaker unit plays the first voice signal. The controller includes a voice receiving unit and a second communication module. The voice receiving unit receives a second voice signal, and the second communication module transmits the second voice signal to the first communication module of the at least one electronic device over the wireless local area network. The first communication unit further transmits the second voice signal received to the internet. | 03-03-2016 |
Weifeng Ren, Beijing CN
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20150135128 | Method and Device for Clicking and Selecting Object in Three-Dimensional Virtual Reality Scene - A method for clicking and selecting an object in a three-dimensional virtual reality scene is provided. The method includes: receiving a positioning signal of a target object in a three-dimensional virtual reality scene; projecting the target object to a set position in a display window according to the positioning signal; if the target object is displayed at the set position, after a behavior for clicking the target object is perceived, acquiring two-dimensional coordinates corresponding to a clicking position in the display window; determining a single object corresponding to the clicking position according to the two-dimensional coordinates; acquiring a leaf node corresponding to the single object in a tree management structure, and acquiring a father node of the leaf node; if the attribute of the father node is unlock, selecting the single object; if the attribute of the father node is lock, tracing a node from the father node along the direction towards the root node of the tree management structure, wherein the node is closest to the father node and the attribute of the node as a father node is unlock, and selecting a combined object corresponding to the node. Also, a device for clicking and selecting an object in a three-dimensional virtual reality scene is provided. | 05-14-2015 |
20150138211 | Method and Device for Loading and Unloading Object Hierarchically in Three-Dimensional Virtual Reality Scene - A method for loading and unloading an object hierarchically in a three-dimensional virtual reality scene is provided; the method includes: after perceiving a behaviour of clicking and selecting one or more objects in a three-dimensional virtual reality scene, determining a hierarchical level of the object in a tree management structure and a corresponding node in the tree management structure; and after receiving a command of entering the next level, if there exists a next hierarchical level corresponding to the node, loading all objects in the next hierarchical level into the three-dimensional virtual reality scene, and unloading all objects in the hierarchical level where the object is located. A device for loading and unloading one or more objects hierarchically in a three-dimensional virtual reality scene is also provided. | 05-21-2015 |
Weifeng Shen, Suzhou CN
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20130092216 | Solar Cell Module Junction Box - Systems, methods, and devices provide a solar cell module which may ensure a tight connection between a junction box and an external function module. The various embodiments provide a solar cell module having a junction box which may independently support an external function module and may firmly fix the external function module onto a base plate of the solar cell module. The various embodiments simplify the connecting structures between the external function box, the junction box, and the base plate of the solar cell module. The various embodiments provide a solar cell junction box which may enable a solar cell system to track the maximum power point of the solar cell modules in the solar cell system. In an embodiment, a junction box may include a printed circuit board (“PCB”). | 04-18-2013 |
Weifeng Shen, Jiangsu CN
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20130271125 | Isolated Voltage Transducer - A transducer is disclosed for detecting the AC and DC voltage difference between two nodes in an electrical circuit and electronically transmitting the measured voltage difference to an electrical system that is electrically isolated from the common mode potential of the two nodes. The voltage drop between two points in a circuit under test is determined by detecting the current flowing through a resistive shunt coil connected in parallel to the test points. Current through the resistive shunt coil is linearly proportional to the voltage difference between the test points, and it is detected by using a magnetic sensor that is separated from the shunt coil by an insulating dielectric barrier. The transducer can be packaged in a standard integrated circuit package in order to provide a small and low cost voltage transducer for test, measurement, control, and signal-isolation applications. | 10-17-2013 |
20140062471 | Single-package Power Meter - A single-package power meter is disclosed for measuring the power consumed by a load connected to an electrical conductor. The power meter is galvanically isolated from the electrical conductor through the use of magnetic sensors or through the combination of magnetic sensors and capacitors. Instantaneous power consumed at the load and other desired parameters are determined by measuring the voltage of the load and current flowing through the electrical conductor. Current is measured using a magnetic sensor to detect the magnetic field associated with the current flowing through the electrical conductor. Voltage is measured by one of two possible techniques involving magnetic sensors to measure the current flowing through a coil connected in parallel with a load, or through the use of a capacitively coupled voltage divider connected in parallel with the load. An application specific integrated circuit is further disclosed that controls the bias currents of the sensors for autoranging purposes and also for computing desired parameters, such as power consumption. | 03-06-2014 |
Weifeng Shen, Zhangjiagang, Jiangsu CN
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20160041238 | PUSH-PULL FLIPPED-DIE HALF-BRIDGE MAGNETORESISTIVE SWITCH - Push-pull half-bridge magnetoresistive switch, comprising two magnetic sensor chips, each magnetic sensor chip having a magnetic induction resistor and a magnetic induction resistor electrical connection pad. The two magnetic sensor chips are electrically interconnected and have opposite and parallel directions of induction, thus forming the push-pull half-bridge circuit. The magnetic induction resistor comprises one or a plurality of magnetoresistive elements connected in series. The magnetic induction resistor pads are located at adjacent edges of the magnetic sensor chips, and each pad may accommodate the welding of at least two bonding wires. The magnetoresistive switch may improve the sensitivity of a sensor, and decrease output voltage deviation and output voltage temperature drift, which is beneficial for decreasing the volume and increasing the performance of the switch sensor. | 02-11-2016 |
Weifeng Shen, Zhangjiagang CN
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20130300409 | Single-Package Bridge-Type Magnetic Field Sensor - A magnetoresistive sensor bridge utilizing magnetic tunnel junctions is disclosed. The magnetoresistive sensor bridge is composed of one or more magnetic tunnel junction sensor chips to provide a half-bridge or full bridge sensor in a standard semiconductor package. The sensor chips may be arranged such that the pinned layers of the different chips are mutually anti-parallel to each other in order to form a push-pull bridge structure. The sensor chips are then interconnected using wire bonding. The chips can be wire-bonded to various standard semiconductor leadframes and packaged in inexpensive standard semiconductor packages. The bridge design may be push-pull or referenced. In the referenced case, the on-chip reference resistors may be implemented without magnetic shielding. | 11-14-2013 |
20130334634 | Single-Package Bridge-Type Magnetic-Field Angle Sensor - A single-package bridge-type magnetic-field angle sensor comprising one or more pairs of magnetic tunnel junction sensor chips rotated relative to each other by 90 degrees in order to detect two magnetic field components in orthogonal directions respectively is disclosed. The magnetic-field angle sensor may comprise a pair of MTJ full-bridges or half-bridges interconnected with a semiconductor package lead. The magnetic-field angle sensor can be packaged into various low-cost standard semiconductor packages. | 12-19-2013 |
20130335073 | Full-Bridge Magnetoresistive Rotation Sensors and Mass Fabrication Method - A single package magnetoresistive angle sensor for use in measuring rotation angle of a magnet is disclosed. The magnetoresistive angle sensor comprises a pair of magnetoresistive sensor chips, wherein one of the chips is rotated by 180-degree rotation relative to the other. The magnetoresistive sensor chips are attached to a standard semiconductor package lead frame to form a single-axis push-pull full-bridge sensor. Each of the magnetoresistive sensor chips comprises a pair of magnetoresistance sensor arms. Each magnetoresistive sensor arm comprises one or more GMR or MTJ sensor elements. The GMR of MTR sensor elements utilize a pined layer. The element blocks of the magnetoresistive sensor electrically are interconnected and connected to the package leads by wirebonding. The magnetoresistive angle sensor can be packaged into various standard semiconductor package designs. Also, provided is a dual-axis push-pull full-bridge magnetoresistive angle sensor comprised of two pairs of magnetoresistive sensor chips. | 12-19-2013 |
20140035570 | SINGLE-CHIP PUSH-PULL BRIDGE-TYPE MAGNETIC FIELD SENSOR - The present invention discloses a design of a single-chip push-pull bridge sensor, composed of magnetoresistive elements, utilizing on-chip permanent magnets. The permanent magnets are oriented to preset magnetization directions of free layers of adjacent sensor bridge arms so that they point to different directions with respect the same sensing direction, enabling push-pull operation. The push-pull bridge sensor of the present invention is integrated on a single chip. Additionally, an on-chip coil is disclosed to reset or calibrate the magnetization directions of the free layers of the magnetoresistive elements. | 02-06-2014 |
20140035573 | SINGLE-CHIP TWO-AXIS MAGNETIC FIELD SENSOR - The present invention discloses a design for a single-chip dual-axis magnetic field sensor, based on magnetic tunnel junction (MTJ) elements and permanent magnets integrated on a semiconductor substrate to produce two types of sensor bridges that detect orthogonal magnetic field components. The orthogonal magnetic field component detection capability results from the different types of sensor bridges that can be produced by varying the shape of the MTJ elements and the bias fields that can be created by permanent magnets. Because the permanent magnets can create orthogonal bias fields on the different sensor bridges, it is possible to use a single pinned layer to set direction for both sensor bridges. This is advantageous because it permits the two-axis sensor to be fabricated on a single semiconductor chip without the need for specialized processing technology such as local heating, or deposition of multiple magnetoresistive films with different pinned layers setting directions. | 02-06-2014 |
20140054733 | SINGLE-CHIP REFERENCED FULL-BRIDGE MAGNETIC FIELD SENSOR - The present invention discloses a single-chip referenced full-bridge magnetoresistive magnetic-field sensor. The single-chip sensor is a Wheatstone bridge arrangement of magnetoresistive sensing elements and reference elements. The sensing elements and reference elements are formed from either magnetic tunnel junctions or giant magnetoresistive materials. The sensitivity of the reference and sensor elements is controlled through one or a combination of magnetic bias, exchange bias, shielding, or shape anisotropy. Moreover, the bridge output is tuned by setting the ratio of the reference and sensor arm resistance values to a predetermined ratio that optimizes the bridge output for offset and symmetry. The single-chip referenced-bridge magnetic field sensor of the present invention exhibits excellent temperature stability, low offset voltage, and excellent voltage symmetry. | 02-27-2014 |
20140203384 | Push-Pull Magnetoresistive Sensor Bridges and Mass Fabrication Method - A multi-chip push-pull magnetoresistive bridge sensor utilizing magnetic tunnel junctions is disclosed. The magnetoresistive bridge sensor is composed of a two or more magnetic tunnel junction sensor chips placed in a semiconductor package. For each sensing axis parallel to the surface of the semiconductor package, the sensor chips are aligned with their reference directions in opposition to each other. The sensor chips are then interconnected as a push-pull half-bridge or Wheatstone bridge using wire bonding. The chips are wire-bonded to any of various standard semiconductor lead frames and packaged in inexpensive standard semiconductor packages. | 07-24-2014 |
20140300348 | Magnetometer with Dual Purpose Reset and Calibration Coil - The present invention discloses a magnetic field sensing device that utilizes a single coil for calibrating the response of the sensor to compensate for temperature dependent sensitivity drift and also for resetting the magnetic field sensor in order to eliminate hysteresis. The single coil configuration is advantageous since it reduces the size of the sensor chip by decreasing the number of contact pads on the chip and also because it wastes less space, which permits an increase in the density of the magnetoresistive elements on the sensor chip. | 10-09-2014 |
20150091560 | Magnetoresistive sensor for measuring a magnetic field - The present invention relates to a magnetoresistive sensor for measuring a magnetic field. A calculation of the sensitivity to external magnetic fields is provided, and it is shown to be related to the shape anisotropy of the magnetoresistive sensing elements. Moreover, it is shown that sensitivity may be made highest when the shape of the magnetoresistive element is long parallel to the sensing axis, and a magnetic bias field strong enough to saturate the magnetoresistive element's magnetization, H | 04-02-2015 |
20150130455 | Magnetoresistive magnetic field gradient sensor - Disclosed is a magnetoresistive magnetic field gradient sensor, comprising a substrate, a magnetoresistive bridge and a permanent magnet respectively disposed on the substrate; the magnetoresistive bridge comprises two or more magnetoresistive arms; each magnetoresistive arm consists of one or more magnetoresistive elements; each magnetoresistive element is provided with a magnetic pinning layer; the magnetic pinning layers of all the magnetoresistive elements have the same magnetic moment direction; the permanent magnet is disposed adjacent to each magnetoresistive arm to provide a bias field, and to zero the offset of the response curve of the magnetoresistive element; the magnetoresistive gradiometer includes wire bonding pads that can be electrically interconnected using wire bonding to an ASIC or to the lead frame of a semiconductor chip package. | 05-14-2015 |
20150145504 | Magnetoresistive Gear Tooth Sensor - The present invention discloses a magnetoresistive gear tooth sensor, which includes a magnetoresistive sensor chip and a permanent magnet. The magnetic sensor chip is comprised of at least one magnetoresistive sensor bridge, and each arm of the sensor bridge has at least one MTJ element group. The magnetoresistive gear tooth sensor has good temperature stability, high sensitivity, low power consumption, good linearity, wide linear range, and a simple structure. Additionally, the magnetoresistive gear tooth sensor has a concave soft ferromagnetic flux concentrator, which can be used to reduce the component of the magnetic field generated by the permanent magnet along the sensing direction of the MTJ sensor elements, enabling a wide linear range. Because it is arranged as a gradiometer, the magnetoresistive gear tooth sensor bridge is not affected by stray magnetic field; it is only affected by the gradient magnetic field generated by gear teeth in response to the permanent magnet bias. The magnetoresistive gear tooth sensor of the present invention is able to detect the position of a specific tooth or a missing tooth of a gear. This magnetoresistive gear tooth sensor is also capable of determining the speed and direction of motion of a gear. | 05-28-2015 |
20160056371 | SINGLE-CHIP BRIDGE-TYPE MAGNETIC FIELD SENSOR AND PREPARATION METHOD THEREOF - The present invention discloses a design and manufacturing method for a single-chip magnetic sensor bridge. The sensor bridge comprises four magnetoresistive elements. The magnetization of the pinned layer of each of the four magnetoresistive elements is set in the same direction, but the magnetization directions of the free layers of the magnetoresistive elements on adjacent arms of the bridge are set at different angles with respect to the pinned layer magnetization direction. The absolute values of the angles of the magnetization directions of the free layers of all four magnetoresistive elements are the same with respect with their pinning layers. The disclosed magnetic biasing scheme enables the integration of a push-pull Wheatstone bridge magnetic field sensor on a single chip with better performance, lower cost, and easier manufacturability than conventional magnetoresistive sensor designs. | 02-25-2016 |
20160097828 | SINGLE-PACKAGE BRIDGE-TYPE MAGNETIC FIELD SENSOR - A magnetoresistive sensor bridge utilizing magnetic tunnel junctions is disclosed. The magnetoresistive sensor bridge is composed of one or more magnetic tunnel junction sensor chips to provide a half-bridge or full bridge sensor in a standard semiconductor package. The sensor chips may be arranged such that the pinned layers of the different chips are mutually antiparallel to each other in order to form a push-pull bridge structure. The sensor chips are then interconnected using wire bonding. The chips can be wire-bonded to various standard semiconductor leadframes and packaged in inexpensive standard semiconductor packages. The bridge design may be push-pull or referenced. In the referenced case, the on-chip reference resistors may be implemented without magnetic shielding. | 04-07-2016 |
Weifeng Shen, Hangzhou Zhejiang CN
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20150067047 | PROVIDING A MEETING RULES TEMPLATE FOR A MEETING SERVICE IN A NETWORK ENVIRONMENT - A method is provided in one example and includes receiving a rules template associated with an online interactive activity by a network element. The rules template includes at least one rule for defining a manner in which a process of the online interactive activity is to be conducted. The method further includes parsing the rules template to determine the at least one rule, and controlling the process of the online interactive activity in accordance with the determined at least one rule. | 03-05-2015 |
Weifeng Shi, Wujiang CN
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20160073052 | Remote Magnification and Optimization of Shared Content in Online Meeting - Presented herein are techniques to improve content sharing in online conference meetings/sessions. A first request is received from a first attendee device participating in an online meeting. The first request includes information indicating/describing a first particular region of shared content being presented by a presenter device during the online meeting, to be magnified at the first attendee device. Magnified image data for the first particular region is generated from uncompressed image data for the shared content based on the information contained in the first request. The magnified image data for the first particular region is sent for display at the first attendee device. | 03-10-2016 |
Weifeng Sun, Nanjing CN
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20120256671 | SWITCH LEVEL CIRCUIT WITH DEAD TIME SELF-ADAPTING CONTROL - A switch level circuit ( | 10-11-2012 |
20120326688 | SWITCHING POWER SUPPLY WITH QUICK TRANSIENT RESPONSE - A switching power supply with a quick transient response is provided. A hysteretic control loop which comprises a hysteretic controller ( | 12-27-2012 |
Weifeng Wang, Beijing CN
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20120213642 | SEGMENTED WIND ROTOR BLADE FOR WIND TURBINE GENERATOR SYSTEM AND ASSEMBLYING METHOD THEREOF - A segmented wind rotor blade for a wind turbine generator system and the assembling method thereof are disclosed. The segmented wind rotor blade includes a blade root section adjacent to a hub and at least one radial blade. Main girders are embedded inside both the blade root section and the radial blades. The blade root section and each radial blade are connected end to end through the main girders connecting one by one. The effects of great connection intensity and less aerodynamic loss can be realized by the segmented wind rotor blade. | 08-23-2012 |
Weifeng Wang, Shanghai CN
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20090136020 | METHOD AND APPARATUS FOR ECHO CANCELLATION - A method and apparatus for echo cancellation is disclosed. The apparatus includes an echo compensator and a double talk detector. The echo compensator compensates for associated feedback echo by filtering an echo component from a receiver input signal. The double talk detector provides a control signal based on comparisons of a receiver output signal to a threshold signal and to a transmit signal. The echo compensator also selectively updates filter parameters based on the control signal. | 05-28-2009 |
20090141869 | APPARATUS AND METHOD FOR COMPARING SIGNAL STRENGTH IN A SPEAKERPHONE SYSTEM - A method and system for comparing signal strength in a speakerphone system is disclosed. The system is configured to operate in a half-duplex mode, where the direction of communication is determined by comparing signals based on the transmit input signal and the receive input signal. The system estimates and compares the transmit data signal strength and the receive data signal strength. The system then controls a transmit switch and a receive switch to selectively enable transmission based on the comparison. The system also reconfigures the estimation components based on the comparison of the estimated signal strengths. In one implementation, the system estimates the signal envelopes for the inputs and the envelopes of the noise components of the inputs. The system uses the estimates to calculate the data component of the input signals by subtracting the noise envelope from the total signal. A controller compares the strength signals to determine the current state of the system. If one signal is stronger than the other, the controller switches to that state and blocks the weaker signal. The system uses the states to configure the system components. | 06-04-2009 |
20090303980 | APPARATUS AND METHOD FOR ERROR CONCEALMENT FOR A DIGITAL WIRELESS PHONE - A method and system to conceal transmission errors in a digital wireless system is disclosed. The system is used in the uplink or the downlink of a cordless or wireless TDMA system. When there are unused data slots available, the system allocates redundant slots in a data frame to a single mobile unit. The receiving device calculates a quality of slot (QoS) score for each slot that it receives data for. After the QoS score is calculated, the system calculates a Quality of Audio Segment (QoAS) score for each individual segment. It does so by comparing the individual audio segments that were received. Segments that are identical are assigned a positive score, while segments that differ get no score. The QoAS for each segment is added to the QoS for the slot the segment was transmitted in to generate the total score. The system then chooses the segment with the highest total score. If the total score is above a specified threshold, the system outputs the segment to the next component. Otherwise, it outputs a mute segment. | 12-10-2009 |
20090304131 | LOW COST NOISE FLOOR REDUCTION - A method and system to reduce the noise floor of a communications system is disclosed. The system may be incorporated into any device that provides binary samples from a datastream, such as a cordless telephone system. The system is configured to determine a number of bits of the binary samples that are affected by noise. The system is then able to remove the noise by setting those bits to a fixed value. The fixed value may depend on whether the sample is positive or negative. The value to set may be chosen so that the least significant bits of each sample come as close as possible to 0 for that particular numerical representation system. The system can be integrated with other known signal processing methods. | 12-10-2009 |
20100040185 | METHODS AND APPARATUS FOR DIGITAL CLOCK RECOVERY - A method and apparatus for clock recovery in synchronous digital systems. The apparatus includes a phase frequency detector, a loop filter, a compressor, and a clock generator. The phase frequency detector generates a phase error signal based on a difference between an input clock signal and an output clock signal. The loop filter multiplies the phase error signal and filters the multiplied phase error signal. The compressor divides the loop filter output. Based on the compressor output, the clock generator generates an output clock signal is provided as a feedback signal to the phase error detector. The apparatus may also include a glitch cleaner for deglitching the input clock signal. | 02-18-2010 |
20100041357 | METHOD AND APPARATUS FOR AUTOMATIC FREQUENCY CORRECTION - A method and apparatus for automatic frequency correction in a demodulation circuit. The apparatus includes a demodulator, a frequency offset estimator, a frequency controller, and an oscillator. The oscillator provides a receiver clock signal which the demodulator employs to demodulate a modulated signal. The frequency offset estimator estimates an offset between a carrier wave frequency of the modulated signal and a frequency of the receiver clock signal. The frequency controller provides a frequency control signal to the oscillator for adjusting the frequency of the receiver clock. While the estimated offset is outside of an adjustment range, the frequency controller maintains the frequency control signal at its previous value. The frequency controller also adjusts the adjustment range based on past error signal values. | 02-18-2010 |
20110261975 | LOW COST NOISE FLOOR REDUCTION - A method and system to reduce the noise floor of a communications system is disclosed. The system may be incorporated into any device that provides binary samples from a datastream, such as a cordless telephone system. The system is configured to determine a number of bits of the binary samples that are affected by noise. The system is then able to remove the noise by setting those bits to a fixed value. The fixed value may depend on whether the sample is positive or negative. The value to set may be chosen so that the least significant bits of each sample come as close as possible to 0 for that particular numerical representation system. The system can be integrated with other known signal processing methods. | 10-27-2011 |
20140334574 | ADAPTIVE BLUETOOTH RECEIVER AND METHOD - A Bluetooth receiver comprises a RF front end configured to receive a Bluetooth signal including a preamble and 34-bit pseudo-number (PN); a DC estimator communicatively coupled to the RF front end; and a frame synchronizer communicatively coupled to the DC estimator. The DC estimator is configured to perform DC offset estimation by determining an average value of samples of the preamble and the frame synchronizer is configured to use the 34-bit PN for frame synchronization. | 11-13-2014 |
Weifeng Wang, Shenzhen CN
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20140132230 | POWER FACTOR CORRECTION CIRCUIT AND POWER SUPPLY CIRCUIT - Embodiments of the present application provide a power factor correction circuit and a power supply circuit. The power factor correction circuit includes a main correction circuit and a switch module. The main correction circuit includes: a first correction circuit and a second correction circuit that are configured to perform power factor correction on an forward alternating current voltage, and a third correction circuit and a fourth correction circuit that are configured to perform power factor correction on an inverse alternating current voltage. The switch module includes first switch units that are connected in parallel between an input terminal of the first correction circuit and an input terminal of the third correction circuit, and second switch units that are connected in parallel between an input terminal of the second correction circuit and an input terminal of the fourth correction circuit. | 05-15-2014 |
Weifeng Wang, Rancho Cucamonga, CA US
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20150262808 | Light Source Driven by Laser - A light source includes an enveloped chamber ( | 09-17-2015 |
Weifeng Wang, Harbin CN
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20160124437 | Measurement Control System for Multi-Shaft Supported Air Floatation Platform - A measurement control system for a multi-shaft supported air floatation platform, the system comprising a load feedback unit ( | 05-05-2016 |
Weifeng Wu, Washington, DC US
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20150154664 | AUTOMATED RECONCILIATION ANALYSIS MODEL - A device including a memory with an automated collateral fraud and risk detection application installed thereon, wherein the application determines whether a final appraised value of an appraisal was correctly reconciled from comparable properties listed on the appraisal by extracting reconciliation information from the appraisal, the reconciliation information including adjusted sale prices for each comparable property listed on the appraisal and the final appraised value; applying a rule set to the reconciliation information to generate sub-scores; applying a heuristic to the sub-scores to generate a reconciliation score; and outputting a scorecard for the appraisal based on the reconciliation score. | 06-04-2015 |
Weifeng Yang, Beijing CN
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20100093090 | METHOD AND KIT FOR EFFICIENT REPROGRAMMING OF SOMATIC CELLS - The present invention relates to method or kit for efficient reprogramming of somatic cells. | 04-15-2010 |
Weifeng Yu, Beijing CN
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20150204999 | INSPECTION SYSTEM FOR CONTAINER - The present invention provides an inspection system for a container. It comprises: a radiation source, configured to provide X-rays for scanning the container; a detector, configured to receive the X-rays emitted from the radiation source; a body of the inspection system, on which the radiation source and the detector are provided; wherein a size of the body of the inspection system is set to facilitate the inspection of the container. The inspection system of the present invention can inspect in batches the container in the wharf or goods yard. | 07-23-2015 |
20160054470 | VEHICLE INSPECTION SYSTEM - The present invention discloses a vehicle inspection system, comprising: an inspection passage; a vehicle dragging system arranged in the inspection passage, wherein the vehicle dragging system comprises a first dragging means and a second dragging means, which are sequentially arranged along a vehicle dragging direction, and in the vehicle dragging direction, the first dragging means is arranged at the upstream of the second dragging means, and a separating section is arranged between the first dragging means and the second dragging means, so that the first dragging means and the second dragging means are separated by a preset distance in the vehicle dragging direction; and a radiographic inspection system, wherein at least a part of paths of the beams of the radiographic inspection system passes through the separating section between the first dragging means and the second dragging means. | 02-25-2016 |
Weifeng Yu, Haidian District CN
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20150192531 | VEHICULAR RADIATION INSPECTION SYSTEM - The present invention discloses a vehicular radiation inspection system comprising a mobile vehicle body, a detection arm, a radiation source and a detector. The vehicular radiation inspection system further comprises a following mechanism separated from the detection arm. The following mechanism contains radiation protection material, and the following mechanism follows the detection arm to move in a non-contact manner during inspection of the inspected object, so as to prevent radiation leakage. In the present invention, it does not need to infuse radiation protection material having a high density, such as lead, into the detection arm. Therefore, it can effectively decrease the weight of the detection arm, and it does not need to provide a balance counterweight on the mobile vehicle body on which the detection arm is carried, thereby effectively solving the problem that the vehicular radiation inspection system has an excessively large mass. Meanwhile, in the present invention, the moving process of the following mechanism is accurately controlled, so as to prevent the following mechanism from hitting the detection arm. | 07-09-2015 |
Weifeng Zhang, San Diego, CA US
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20130191816 | OPTIMIZING TEXTURE COMMANDS FOR GRAPHICS PROCESSING UNIT - Aspects of this disclosure relate to a method of compiling high-level software instructions to generate low-level software instructions. In an example, the method includes identifying, with a computing device, a set of high-level (HL) control flow (CF) instructions having one or more associated texture load instructions, wherein the set of HL CF instructions comprises one or more branches. The method also includes converting, with the computing device, the identified set of HL CF instructions to low-level (LL) instructions having a predicate structure. The method also includes outputting the converted (LL) instructions having the predicate structure. | 07-25-2013 |
Weifeng Zhang, Shenzhen CN
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20110003487 | METHOD FOR REDUCING THE FITTING THRUST OF GOLDEN FINGER AND PCB - A method for reducing the fitting thrust of golden finger ( | 01-06-2011 |
20120328933 | SEALING ASSEMBLY OF BATTERY, METHOD OF FABRICATING THE SAME, AND LITHIUM BATTERY - A sealing assembly of a battery, a method for fabricating the sealing assembly and a lithium ion battery are provided. The sealing assembly may comprise: a ceramic ring having a receiving hole; a metal ring fitted over the ceramic ring; and a core column formed in the receiving hole, which comprises a metal-ceramic composite. | 12-27-2012 |
20140319114 | ELECTRIC HEATER, AND APPARATUS, HEATING AND AIR CONDITIONING SYSTEM, AND VEHICLE COMPRISING THE SAME - An electric heater, and an apparatus, a heating and air conditioning system and a vehicle, each comprising the electric heater, are provided. The electric heater comprises an outer frame; a heating core configured to connect to a power source and disposed within the outer frame; and a sealing-waterproof glue member disposed within the outer frame and configured to encase at least one end of the heating core. The heating core further comprises: a plurality of heat dissipating components and heating components arranged alternately, and each of the heat dissipating component is coupled with a heating component via a thermal conductor. Each of the heating components further comprises a core tube and a positive temperature coefficient thermistor disposed in the core tube. | 10-30-2014 |
20140353360 | Temperature Triggering Ejector Mechanism for Lock Pin Soldering Type Component - A temperature triggering ejector system for lock pin soldering type component is provided. There is provided a temperature triggering ejector system for a lock pin soldering type component, lock pins of said component are fixed in through holes of a circuit board and solder is filled in the through holes after soldering, said system comprising: an ejector that is located at one side of the circuit board that is opposed to said component, and has ejector pins aligned with the through holes of the circuit board and a cylinder that drives the ejector pins; a temperature sensor for sensing the temperature of said solder being heated; a controller for driving the ejector pins of the ejector within a solder melting temperature range based on the temperature sensed by the temperature sensor, to eject the lock pins of said component from said circuit board. | 12-04-2014 |
Weifeng Zhao, Ashburn, VA US
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20160027303 | ACTIVE DETECTION SYSTEM FOR LOW GROUND CLEARANCE VEHICLES - A vehicle ground collision prevention method involves acquiring a geometric profile of a road feature, the geometric profile defining a shape of the upper surface of the road feature, acquiring wheel diameters and inter-axle distances for a vehicle, generating an interference boundary based on the road feature geometric profile, wheel diameters and inter-axle distances, where the interference boundary is an upper envelope bounding the trajectories of all points on the road feature geometric profile as observed in a vehicle-fixed reference frame as the vehicle passes over the road feature, acquiring an underbody profile of the vehicle, the underbody profile defining the shape of the lower surface of the vehicle, calculating a ground clearance curve for the vehicle-road feature pair by comparing the underbody profile with the interference curve, determining a minimum ground clearance over the ground clearance curve, and providing information regarding the minimum ground clearance to the vehicle's driver. | 01-28-2016 |
Weifeng Zhao, Shenzhen CN
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20140330894 | METHOD, TERMINAL AND SYSTEM FOR IMPLEMENTING DATA SHARING - A method, a terminal, and a system for implementing data sharing are described. The method includes: obtaining identification information of data to share stored in a server; allocating at least one identification frequency for the identification information according to a preset frequency allocation rule, creating an identification audio signal according to the at least one identification frequency; and playing the created identification audio signal, so that a receiver downloads the data to share from the server according to the identification information in the identification audio signal after the receiver collects the identification audio signal. In the disclosure, transmitting identification information of the data to share for data sharing may be performed anytime and anywhere as long as a connection with the server has been established, without the need of establishing a Bluetooth or other connections between the terminals or the need of installing any communication applications. | 11-06-2014 |
20140337025 | CLASSIFICATION METHOD AND DEVICE FOR AUDIO FILES - The present disclosure discloses a classification method and system for audio files, the classification method includes: constructing Pitch sequence of the audio files to be classified; calculating eigenvectors of the audio files according to the Pitch sequence of the audio files; and classifying the audio files according to the eigenvectors of the audio files. The present disclosure can achieve automatic classification of the audio files, reduce the cost of the classification, and improve classification efficiency and flexibility and intelligence of the classification. | 11-13-2014 |
20140343933 | SYSTEM AND METHOD FOR CALCULATING SIMILARITY OF AUDIO FILE - A method for calculating a similarity of audio files includes constituting a pitch sequence of a first audio file and a pitch sequence of a second audio file; calculating an eigenvector of the first audio file according to the pitch sequence of the first audio file, and calculating an eigenvector of the second audio file according to the pitch sequence of the second audio file; calculating a similarity between the first audio file and the second audio file according to the eigenvector of the first audio file and the eigenvector of the second audio file. | 11-20-2014 |
20140359083 | SYSTEM AND METHOD FOR TRANSMITTING FILE BASED ON AUDIO SIGNAL - A method for transmitting files based on an audio signal includes a first terminal and a second terminal, the first terminal receives a file identification of a target file transmitted by a server; obtains a first audio signal, hiding the file identification in the first audio signal to form a first signal, and plays the first signal; a second terminal samples at least a portion of the first signal, and gets the file identification according to the at least a portion of the first signal; transmits the file identification to the server; the server sends the target file to the second terminal according to the file identification. | 12-04-2014 |
Weifeng Zhou, Beijing CN
Patent application number | Description | Published |
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20090115937 | LIGHT GUIDE PLATE AND LIQUID CRYSTAL DISPLAY USING THE SAME - Disclosed is a light guide plate, comprising a light guide plate body and a plurality of micro mirrors formed on an upper surface of the light guide plate body for controlling a reflection direction of light incident on the light guide plate. The amount of light output from a backlight module using the light guide plate can be controlled by adjusting an angle of each of the micro mirrors with respect to an incident light from a light source. | 05-07-2009 |
20090130486 | COLOR FILTER SUBSTRATE AND MANUFACTURING METHOD THEREOF - There is provided a method of manufacturing a color filter substrate, comprising: preparing a color mask including a cyan transparent layer, a fuchsine transparent layer and a yellow transparent layer; preparing a color sensitive material substrate including a red sensitive emulsion cyan layer, a green sensitive emulsion red layer and a blue sensitive emulsion yellow layer; exposing the color sensitive material substrate using the color mask; and performing processes of development, bleaching, fixation and stabilization on the color sensitive material substrate. | 05-21-2009 |
20100225608 | TOUCH DISPLAY AND MANUFACTURING METHOD THEREOF - A touch display comprises a color filter substrate, an array substrate opposite to the color filter via a plurality of spacers and a voltage detection circuit. The color filter substrate comprises an upper substrate and a common electrode formed on the upper substrate, and the array substrate comprises a lower substrate and a gate line, a data line and a pixel electrode formed on the lower substrate. The plurality of spacers comprise a first spacer formed between the gate line and the common electrode and a second spacer formed between the data line and the common electrode, which are capable of electrically connecting the common electrode with the gate line and the data line respectively under an external pressure more than a threshold value. The voltage detection circuit is connected with the gate line and the data line so as to detect whether the voltage on the gate line and the voltage on the data line become equal to the voltage of the common electrode. | 09-09-2010 |
20100245700 | TFT-LCD ARRAY SUBSTRATE, MANUFACTURING METHOD THEREOF, AND LIQUID CRYSTAL DISPLAY PANEL - A TFT-LCD array substrate, a manufacturing method thereof and a liquid crystal display panel are provided in the invention. The TFT-LCD array substrate comprises a plurality of first gate lines and a plurality of first data lines, and a plurality of pixel regions are defined by intersecting the first gate lines and the first data lines with each other. A first pixel electrode and a first TFT are formed in each of the pixel regions, and a second TFT and a second pixel electrode are further comprised in each of the pixel regions. The second TFT is connected with the second pixel electrode, the first pixel electrode and the second pixel electrode form the voltage difference to drive the reversion of the liquid crystal molecules, and the first TFT and the second TFT are turned on or off simultaneously. | 09-30-2010 |
20110063562 | LCD SUBSTRATE AND LCD PANEL - A liquid crystal display (LCD) substrate, comprising: at least one pattern region; and a cutting region around the at least one pattern region, wherein a piezoelectric thin film is formed in the cutting region, and each end of the piezoelectric thin film is connected with a lead. | 03-17-2011 |
20110069247 | TFT-LCD ARRAY SUBSTRATE AND MANUFACTURING METHOD THEREOF - A method of manufacturing a thin film transistor liquid crystal display (TFT-LCD) array substrate comprises: forming a gate line and a gate electrode on a base substrate, and then depositing a gate insulating layer on the base substrate; forming an active layer, a data line, a source electrode, and a drain electrode on the gate insulating layer, and removing the gate insulating layer in the region other than the regions of the active layer, the data line, the source electrode and the drain electrode; forming a first via hole, a second via hole and a third via hole in a photoresist layer by an exposing and developing process; and forming a pixel electrode, a first connection electrode and a second connection electrode on the photosensitive resin layer. The pixel electrode is connected with the drain electrode through the third via hole. | 03-24-2011 |
20110074663 | ARRAY SUBSTRATE AND MANUFACTURING METHOD THEREOF - A method comprises steps of: forming successively a first conductive pattern, a first insulating layer, a second conductive pattern, and a second insulating layer on a base substrate; patterning the second insulating layer and the first insulating layer with a double-tone mask, forming at least a half lap joint via hole in the second insulating layer, and forming at least a full lap joint via hole in both the first insulating layer and the second insulating layer, wherein the second conductive pattern corresponds to a part of the half lap joint via hole, and the first conductive pattern corresponds to the whole of the full lap joint via hole; forming a third conductive pattern and a fourth conductive pattern on the base substrate wherein the third conductivity pattern is formed on the surface of the second conductivity pattern and the first insulating layer through the half lap joint via hole, and the fourth conductive pattern is formed on the surface of the first conductive pattern through the full lap joint via hole. | 03-31-2011 |
20110157587 | TFT-LCD ARRAY SUBSTRATE, METHOD AND APPARATUS FOR DETECTING SIZE OR ALIGNMENT DEVIATION OF MULTILAYER PATTERNS - An embodiment provides a thin film transistor liquid crystal display (TFT-LCD) array substrate comprising a substrate and multilayer array patterns formed on the substrate, and a detecting mark, which is used to detect the size or alignment deviation of one array pattern among the multilayer array patterns and provided in a region of the substrate where the multilayer array patterns are not provided. The detecting mark comprises a detecting area and a detecting pattern which is provided in the same layer as the array pattern to be detected, the detecting pattern is located within the detecting area, and the detecting pattern has transmissivity or reflectivity different from that of the remaining area in the detecting area other than the detecting pattern. | 06-30-2011 |
20110278576 | ARRAY SUBSTRATE AND MANUFACTURING METHOD THEREOF - An array substrate comprises: a base substrate; a display area comprising gate lines and data lines formed on the base substrate, wherein a pixel electrode and a first thin film transistor are formed in each of pixel units defined by the gate lines and the data lines which are crossed with each other, and the gate lines comprises a first gate line and a second gate line; and a dummy area which is at the periphery of the display area, which comprises a second thin film transistor and a connecting structure for each gate line, wherein the first gate line and the second gate line are connected with each other through the second thin film transistor and the connecting structure for the first gate line. | 11-17-2011 |
20110279132 | METHOD FOR DETECTING PATTERN OFFSET AMOUNT OF EXPOSED REGIONS AND DETECTING MARK - A method for detecting a patter offset amount of exposed regions comprises forming at least one pair of conductive detecting marks with a predetermined position relationship by a patterning process including two exposing processes; detecting an electrical characteristic of the at least one pair conductive detecting marks, if the detected electrical characteristic does not meet a predetermined position relationship, it is determined that the pattern offset amount of the exposed regions in two exposure steps is not qualified; and if the detected electrical characteristic meets the predetermined position relationship, it is determined that the pattern offset amount of the exposed regions in two exposure steps is qualified. | 11-17-2011 |
20110281206 | EXPOSURE APPARATUS, MASK PLATE AND EXPOSING METHOD - An exposure apparatus comprises: a loading stage for supporting a substrate; a mask plate parallel to the loading stage and above the loading stage, the mask plate including a light transmitting region and a light absorbing region on its lower surface, a light reflecting region being provided in the light absorbing region; a lens device provided between the mask plate and the loading stage; a first illumination light source, light from which vertically striking on the upper surface of the mask plate from above, passing through the mask plate and striking on the loading stage via the lens device; a light reflecting device provided in the lens device; and a second illumination light source, light from which being reflected onto the lower surface of the mask plate by the light reflecting device located in the lens device, the light being reflected by the light reflecting region on the lower surface of the mask plate and striking on the loading stage via the lens device. | 11-17-2011 |
20120092597 | ARRAY SUBSTRATE AND LIQUID CRYSTAL DISPLAY PANEL - An array substrate comprises a first metal layer in which first signal lines are disposed; a second metal layer in which second signal lines are disposed; an insulation layer provided between the first and second metal layers. A repairing line is provided in edge regions of the second metal layer and insulated from the second signal lines, and the repairing line comprises a first longitudinal portion, a second longitudinal portion and a transverse portion, the first longitudinal portion is electrically connected to the second longitudinal portion by the transverse portion. A projection of the first longitudinal portion in a plane of the first metal layer intersects with one end of each of the first signal lines, and a projection of the second longitudinal portion in the plane of the first metal layer intersects with the other end of each of the first signal lines. | 04-19-2012 |
20120097056 | TRANSFER PRINTING APPARATUS FOR MASK PATTERN AND MASK PATTERN PREPARATION METHOD - The present invention discloses a mask pattern transferring device and a method of preparing a mask pattern transferring device. The mask pattern transferring device comprises: a magnetization head disposed on a magnetization head carrying device, for magnetizing composite powders each comprising a core of ferromagnetic metal and an outer resin film; a rotary roller formed of a non-ferromagnetic material, for adsorbing the composite powders magnetized by the magnetization head; a demagnetization head disposed at a downstream of the magnetization head in the rotating direction of the rotary roller, for demagnetizing the magnetized composite powders adsorbed by the rotary roller; and a collecting container, the outer edge of which is tangent with one side of the rotary roller, and which is disposed at the downstream of the magnetization head along the periphery of the rotary roller to collect the demagnetized composite powders. | 04-26-2012 |
20120168791 | METHOD FOR PREVENTING ELECTROSTATIC BREAKDOWN, METHOD FOR MANUFACTURING ARRAY SUBSTRATE AND DISPLAY SUBSTRATE - An embodiment of the disclosed technology provides a method for preventing electrostatic breakdown during the manufacturing process of the array substrate. The method comprises: when forming a conductive pattern of a substrate, connecting conductive lines for forming the conductive pattern with a closed conductive ring on a same layer as the conductive lines in a peripheral region of the substrate, and wherein when electrostatic charges are generated over the metal line, the electrostatic charges are led to the closed conductive ring. | 07-05-2012 |
20120201964 | RESIST COATING DEVICE AND METHOD - A gumming device and method can reduce or avoid generation of air bubbles between layers thereby improving quality and manufacturing efficiency of TFT LCD. The gumming device comprises a nozzle, a gum feeding mechanism connected with the nozzle and a nozzle moving mechanism. Wherein at least two rows of gum injection holes are included in the nozzle, and the two adjacent rows of gum injection holes are separated by a spacer. The gumming method comprises that the nozzle is moved on the substrate by the nozzle moving mechanism, and each row of gum injection holes in the nozzle is successively opened in a direction opposite to the moving direction of nozzle for applying gum. The gumming device is used for applying multilayer gum. | 08-09-2012 |
20120234480 | METHOD FOR FIXING GLASS SUBSTRATES AND METHOD FOR PREPARING FLEXIBLE DISPLAY DEVICE - Embodiments of the disclosed technology disclose a method for fixing glass substrates and a method for preparing a flexible display device. The method for fixing glass substrates comprises coating an edge portion of a first glass substrate corresponding to a second glass substrate with epoxy resin and screeding the coated epoxy resin layer, adhering the second glass substrate to the first glass substrate, and annealing the two glass substrates. With the technical solution of this disclosed technology, the time period for fixing the adhered glass substrates can be reduced with an improved productivity. | 09-20-2012 |
20120251944 | PHOTOLITHOGRAPHY METHOD AND APPARATUS - Embodiments of the disclosed technology disclose a photolithography method and apparatus, and the method comprises: hydrophobicity-treating edge portions of a surface of a substrate to be applied with photoresist; and applying hydrophilic photoresist to the surface of the substrate subject to hydrophobic treatment. With the disclosed technology, the usage amount of thinner in the edge photoresist-removing procedure can be greatly reduced or even eliminated, thereby reducing production costs and increasing production efficiency. | 10-04-2012 |
20120307171 | PIXEL STRUCTURE, LCD PANEL, AND MANUFACTURING METHOD THEREOF - An embodiment of the disclosed technology provides a pixel structure, comprising a TFT, a reflective region and a transmissive region, wherein the reflective region comprises a reflective region insulation layer, a reflection layer on the reflective region insulation layer and a reflective region pixel electrode on the reflection layer, and the transmissive region comprises a transmissive region pixel electrode, wherein the reflective region pixel electrode and the transmissive region pixel electrode form an integral structure, and the integral structure of the pixel electrodes is connected with the drain electrode of the TFT, wherein the organic layer in the reflective region is formed on an array substrate prior to a gate electrode of the TFT, and the reflection layer in the reflective region and the gate electrode of the TFT are formed in a same patterning process by using a same metal layer. | 12-06-2012 |
20120309136 | MANUFACTURE METHODS OF THIN FILM TRANSISTOR AND ARRAY SUBSTRATE AND MASK - Embodiments of the disclosed technology disclose manufacture methods of a thin film transistor and an array substrate and a mask therefor are provided. The manufacture method of the thin film transistor comprises: patterning a wire layer by using a exposure machine and a mask with a first exposure amount larger than a normal exposure amount during formation of source and drain electrodes; forming a semiconductor layer on the patterned wire layer; patterning the semiconductor layer by using the exposure machine and the mask with a second exposure amount smaller than the first exposure amount. The mask comprises a source region for forming the source electrode, a drain region for forming the drain electrode and a slit provided between the source region and the drain region, and the width of the slit is smaller than the resolution of the exposure machine. | 12-06-2012 |
20130147737 | DISPLAY PANEL FOR THE BLIND AND METHOD FOR MANUFACTURING THE SAME AND DISPLAY DEVICE FOR THE BLIND - Embodiments of the present invention provide a display panel for the blind and a method for manufacturing the same and a display device for the blind. The display panel for the blind comprises: an array substrate, including a glass substrate and data lines and gate lines formed on the glass substrate, the data lines and gate lines intersecting each other so as to form pixel units, each of the pixel units including a pixel electrode; a touch substrate, including a flexible film layer and charged columnar structures provided on the flexible film layer; and an elastic film layer, provided between the array substrate and the touch substrate, wherein a side of the touch substrate on which the charged columnar structures are formed faces a side of the array substrate on which the pixel electrodes are formed, and the charged columnar structures on the touch substrate correspond to the pixel electrodes on the array substrate one to one. | 06-13-2013 |
20130148073 | Method For Preparing Conducting Film On Ultra-Thin Glass Substrate, LCD Substrate, Liquid Crystal Panel and LCD Device - The invention is related to a method of preparing a conducting film on an ultra-thin glass substrate. The preparing method uses magnetron sputtering, setting an initial magnetron sputtering power and/or an initial flow rate of argon to deposit the conducting film, detecting film layer stress of the conducting film by a pressure sensor on provided on the ultra-thin glass substrate, and adjusting a magnetron sputtering power and/or a flow rate of argon gas in real time according to the detected film layer stress, such that an absolute value of the film layer stress is kept below a predetermined value; the ultra-thin glass substrate has a thickness less than 0.1 mm. | 06-13-2013 |
20130293866 | MASK PLATE AND EXPOSING METHOD - A mask plate comprises a light transmitting region; a light absorbing region; and a light reflecting region provided in the light absorbing region on one side of the mask plate. An exposing method using the mask plate comprises placing a first substrate coated with a first photosensitive resist layer under and parallel to the mask plate; having first light vertically strike on an upper surface of the mask plate from above, pass through the light transmitting region of the mask plate, and strike on the first photosensitive resist layer; placing a second substrate coated with a second photosensitive resist layer under and parallel to the mask plate; and having second light reflected by the lens device onto the surface of the mask plate where the light reflecting region is provided, then reflected by the light reflecting region and strike on the second photosensitive resist layer. | 11-07-2013 |
20140059850 | Manufacturing Method Of Flexible Display Substrate - An embodiment of the invention provides a manufacturing method of flexible display substrate ( | 03-06-2014 |
20140065388 | Flexible Substrate, Support Platform, Flexible Display And Manufacturing Method Thereof - The invention relates to manufacturing of displays. A flexible substrate is disclosed, which has a plurality of spacers arranged at intervals on one side thereof. The invention also discloses a support platform with spacers arranged at intervals, a flexible display formed from the flexible substrate with the spacers arranged at intervals and a method for manufacturing the flexible display. | 03-06-2014 |
20140077207 | ARRAY SUBSTRATE AND MANUFACTURING METHOD THEREOF - Embodiments of the present invention relate to an array substrate and a manufacturing method thereof. The manufacturing method comprises: step 1: forming a gate line, a gate electrode, a first insulating layer, an active layer and ohmic contact layers on a base substrate by a first patterning process using a gray-tone or half-tone mask, in which the active layer between the ohmic contact layers corresponds to a channel region; step 2: forming a second insulating layer and a pixel electrode film on the base substrate obtained after the step 1 by a second patterning process using a gray-tone or half-tone mask; and step 3: forming a drain electrode, a source electrode, a data line and a passivation layer on the base substrate obtained after the step 2 by a third patterning process using a gray-tone or half-tone mask. | 03-20-2014 |
20140085577 | ARRAY SUBSTRATE AND DISPLAY DEVICE COMPRISING THE SAME - The embodiments of the present invention disclose an array substrate and a display device comprising the array substrate. The array substrate comprises a pixel electrode and a common electrode, and a color resin layer between the pixel electrode and the common electrode, and conductive particles are dispersed within the color resin layer. | 03-27-2014 |
20140125578 | Display Panel And Operation Control Method Thereof, And Display Device - A display panel, an operation control method thereof and a display device for improving users' experience of display products. Wherein the display panel comprises a flexible substrate ( | 05-08-2014 |
20140134381 | PACKAGING METHOD AND DISPLAY DEVICE - A packaging method and a display device are disclosed. The packaging method comprises: packaging a display element on a substrate having the display element disposed thereon to form a package covering the display element, wherein a first substance is disposed on at least a part of the substrate inside the package, the first substance comprising thermite; and initiating the first substance to obtain a second substance comprising a product of the thermite reaction. | 05-15-2014 |
20140141683 | METHOD FOR PREPARING FLEXIBLE DISPLAY DEVICE - A method for preparing a flexible display device comprises: forming a release layer ( | 05-22-2014 |
20140162522 | METHOD FOR MANUFACTURING A FLEXIBLE DISPLAY DEVICE - The present invention relates to the display technology field and provides a method for manufacturing a flexible display device, wherein an adhesion layer having a rough surface is formed at the juncture of a releasing layer and a carrier substrate before a flexible substrate is formed on the carrier substrate. The technical solution of the present invention can improve the qualified rate of the flexible display device. | 06-12-2014 |
20150153488 | DISPLAY SUBSTRATE, DISPLAY DEVICE COMPRISING THE SAME AND METHOD FOR MANUFACTURING THE DISPLAY SUBSTRATE - Embodiments of the disclosure disclose a display substrate, a display device comprising the display substrate and a method for manufacturing the display substrate. The display substrate comprising a base substrate ( | 06-04-2015 |
20150192961 | FLEXIBLE SUBSTRATE, DISPLAY DEVICE AND METHOD FOR BONDING ELECTRONIC DEVICES ON FLEXIBLE SUBSTRATE - A flexible substrate, a display device and a method for bonding an electronic device onto a flexible substrate are disclosed. The flexible substrate includes a base substrate, the base substrate includes a bonding portion for bonding an electronic device and an auxiliary bonding portion integrally formed with the bonding portion, the auxiliary bonding portion and the bonding portion are disposed back to back, and the bonding portion completely falls into a region where the auxiliary bonding portion is provided in an orthographic projection direction. With an auxiliary bonding portion being disposed beside the bonding portion for bonding the electronic devices such as ICs and FPCs, when bonding the electronic device onto the bonding portion, the auxiliary bonding portion can enhance the strength of the bonding portion and improve the bonding alignment precision and contact property of the electronic device, which further improves the non-defect ratio of the flexible display device and has a lower cost. | 07-09-2015 |
20150253609 | TOUCH DISPLAY AND MANUFACTURING METHOD THEREOF - A touch display comprises a color filter substrate, an array substrate opposite to the color filter via a plurality of spacers and a voltage detection circuit. The color filter substrate comprises an upper substrate and a common electrode formed on the upper substrate, and the array substrate comprises a lower substrate and a gate line, a data line and a pixel electrode formed on the lower substrate. The plurality of spacers comprise a first spacer formed between the gate line and the common electrode and a second spacer formed between the data line and the common electrode , which are capable of electrically connecting the common electrode with the gate line and the data line respectively under an external pressure more than a threshold value. The voltage detection circuit is connected with the gate line and the data line so as to detect whether the voltage on the gate line and the voltage on the data line become equal to the voltage of the common electrode. | 09-10-2015 |
20150323835 | PIXEL STRUCTURE, LCD PANEL, AND MANUFACTURING METHOD THEREOF - An embodiment of the disclosed technology provides a pixel structure, comprising a TFT, a reflective region and a transmissive region, wherein the reflective region comprises a reflective region insulation layer, a reflection layer on the reflective region insulation layer and a reflective region pixel electrode on the reflection layer, and the transmissive region comprises a transmissive region pixel electrode, wherein the reflective region pixel electrode and the transmissive region pixel electrode form an integral structure, and the integral structure of the pixel electrodes is connected with the drain electrode of the TFT, wherein the organic layer in the reflective region is formed on an array substrate prior to a gate electrode of the TFT, and the reflection layer in the reflective region and the gate electrode of the TFT are formed in a same patterning process by using a same metal layer. | 11-12-2015 |
20150364718 | PACKAGE STRUCTURE FOR FLEXIBLE ORGANIC LIGHT EMITTING DIODE DEVICE, METHOD FOR PACKAGING THE SAME AND FLEXIBLE DISPLAY DEVICE - According to the present disclosure, there is provided a package structure for a flexible organic light emitting diode (OLED) device, which may include: a flexible substrate, arranged to support the OLED device; a packaging layer, provided on the flexible substrate; the OLED device, provided on the packaging layer; and a waterproof and oxygenproof transparent thin film, covering the OLED device. | 12-17-2015 |
20150380439 | FLEXIBLE DISPLAY SUBSTRATE AND MANUFACTURING METHOD THEREOF, AND FLEXIBLE DISPLAY DEVICE - The present invention provides a flexible display substrate, comprising a flexible base; an ultraviolet reflecting layer disposed on the flexible base and capable of reflecting ultraviolet light and transmitting visible light, comprising a stacked structure consisting of alternate first transparent material layers and second transparent material layers, wherein the numbers of the two kinds of transparent material layers are equal, and are at least two respectively, and the two kinds of transparent material layers also satisfy: 4nd=λ, wherein d is the thickness of any one of the transparent material layers, n is a refractive index of the transparent material layer and λ is the wavelength of ultraviolet light; and a display structure disposed above the ultraviolet reflecting layer. The present invention is applicable to flexible display substrates, particularly flexible array substrates comprising low-temperature polycrystalline silicon thin film transistors. | 12-31-2015 |
20160035298 | ARRAY SUBSTRATE, METHOD FOR DRIVING THE SAME, FLEXIBLE DISPLAY DEVICE AND ELECTRONIC EQUIPMENT - The present disclosure provides an array substrate, which includes a flexible substrate and an array layer formed on the flexible substrate. The array layer includes: data lines, gate lines, thin film transistors and a driving unit. The driving unit is configured to output data driving signals to connected data lines. The data lines includes a first data line connected to thin film transistors of a first number and a second data line connected to thin film transistors of a second number. The number of sub-signals in a data driving signal outputted to the first data line by the driving unit within a time period of one frame is the first number. The number of sub-signals in a data driving signal outputted to the second data line by the driving unit within a time period of one frame is the second number. | 02-04-2016 |
20160043212 | THIN FILM TRANSISTOR, ARRAY SUBSTRATE AND MANUFACTURING METHOD THEREOF, AND DISPLAY DEVICE - The present invention provides a low-temperature polysilicon thin film transistor and a manufacturing method thereof, an array substrate and a manufacturing method thereof, and a display device. The present invention is related to display technology. The low-temperature polysilicon thin film transistor comprises: an active layer disposed on a substrate, and a source electrode and a drain electrode respectively connected to the active layer, the active layer comprises a source contact region, a drain contact region, and a semiconductor region disposed between the source contact region and the drain contact region, the source contact region and the drain contact region are both conductive, both of the source contact region and the drain contact region include a semiconductor substrate and ions distributed in the semiconductor substrate, the source electrode covers the source contact region directly, and the drain electrode covers the drain contact region directly. | 02-11-2016 |
20160047642 | Ruler - The present invention relates to the field of measurement technology, and provides a ruler which can solve the problem that the existing ruler has few kinds of scales and monotonous display content. The ruler of the present invention comprises a strip-like body for performing measurement, the strip-like body is a display screen, and the ruler further comprises a circuit unit, which is connected to the display screen and is used for driving the display screen to display. The ruler provided by the present invention can display rich measurement information when measuring an object. | 02-18-2016 |
Weifeng Zhou, Shanghai CN
Patent application number | Description | Published |
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20130293678 | VIRTUAL NAVIGATION SYSTEM FOR VIDEO - System and method for adjusting the parameters of an image capturing device, such as a camera that captures a sequence of images and generates another image from the captured sequence of images using parameters that identify a virtual location and overlaying the generated image with a 3D generated image where distortion compensation has occurred been applied to the image. | 11-07-2013 |
20130293683 | SYSTEM AND METHOD OF INTERACTIVELY CONTROLLING A VIRTUAL CAMERA - A multiple-view virtual camera system comprising one or more image source units, an image processing unit, a parameter setting unit in signal communication with the image processing unit, and a display in signal communication with the image processing unit. The display is configured to display images generated by the image processing unit to a user of the virtual camera system, where the displayed images are configured according to image-related parameters input by a user of the multiple-view camera system through the parameter setting unit. The parameter setting unit may include a user interface, such as a single-touch or multi-touch touchscreen display, configured to accept input from the user that adjusts the parameters that are transmitted to the image processing unit and utilized by the image processing unit. A method of interactively controlling the virtual camera system by a user of a motor vehicle is also disclosed. | 11-07-2013 |