Patents - stay tuned to the technology

Inventors list

Assignees list

Classification tree browser

Top 100 Inventors

Top 100 Assignees


Lei Zhang

Lei Zhang, Seattle, WA US

Patent application numberDescriptionPublished
20110097277PARTICLES COATED WITH ZWITTERIONIC POLYMERS - Nanoparticles zwitterionic polymers grafted thereto or grafted therefrom, and methods for making and using the nanoparticles. Zwitterionic nanogels, and methods for making and using the nanogels.04-28-2011
20120259021SELF-ASSEMBLED PARTICLES FROM ZWITTERIONIC POLYMERS AND RELATED METHODS - Zwitterionic block copolymers and zwitterionic conjugates that advantageously self-assemble into particles, particles assembled from the zwitterionic block copolymers and zwitterionic conjugates, pharmaceutical compositions that include the self-assembled particles, and methods for delivering therapeutic and diagnostic agents using the particles.10-11-2012
20140221577SELF-ASSEMBLED PARTICLES FROM ZWITTERIONIC POLYMERS AND RELATED METHODS - Zwitterionic block copolymers and zwitterionic conjugates that advantageously self-assemble into particles, particles assembled from the zwitterionic block copolymers and zwitterionic conjugates, pharmaceutical compositions that include the self-assembled particles, and methods for delivering therapeutic and diagnostic agents using the particles.08-07-2014

Patent applications by Lei Zhang, Seattle, WA US

Lei Zhang, Hamden, CT US

Patent application numberDescriptionPublished
20100075967PYRIMIDINE DERIVATIVES FOR TREATMENT OF HYPERPROLIFERATIVE DISORDERS - Pyrimidine derivatives of formula (I)03-25-2010
20100216789RHO-KINASE INHIBITORS - Disclosed are compounds and derivatives thereof, their synthesis, and their use as Rho-kinase inhibitors. These compounds of the present invention are useful for inhibiting tumor growth, treating erectile dysfunction, and treating other indications mediated by Rho-kinase, e.g., coronary heart disease.08-26-2010
20110098301Pyrimidine Derivatives for Treatment of Hyperproliferative Disorders - Pyrimidine derivatives of formula04-28-2011

Patent applications by Lei Zhang, Hamden, CT US

Lei Zhang, Davis, CA US

Patent application numberDescriptionPublished
20110082078Methods and compositions for treating neuropathies - Disclosed herein are methods and compositions for treating neuropathies by modulating endogenous NT-3 of GDNF gene expression.04-07-2011
20110158957Targeted disruption of T cell receptor genes using engineered zinc finger protein nucleases - Disclosed herein are methods and compositions for inactivating TCR genes, using zinc finger nucleases (ZFNs) comprising a zinc finger protein and a cleavage domain or cleavage half-domain in conditions able to preserve cell viability. Polynucleotides encoding ZFNs, vectors comprising polynucleotides encoding ZFNs and cells comprising polynucleotides encoding ZFNs and/or cells comprising ZFNs are also provided. Disclosed herein are also methods and compositions for expressing a functional exogenous TCR in the absence of endogenous TCR expression in T lymphocytes, including lymphocytes with a central memory phenotype. Polynucleotides encoding exogenous TCR, vectors comprising polynucleotides encoding exogenous TCR and cells comprising polynucleotides encoding exogenous TCR and/or cells comprising exogenous TCR are also provided.06-30-2011
20110301073Novel DNA-binding proteins and uses thereof - Disclosed herein are polypeptides, polynucleotides encoding, cells and organisms comprising novel DNA-binding domains, including TALE DNA-binding domains. Also disclosed are methods of using these novel DNA-binding domains for modulation of gene expression and/or genomic editing of endogenous cellular sequences.12-08-2011
20120014928METHODS AND COMPOSITIONS FOR TARGETED CLEAVAGE AND RECOMBINATION - Disclosed herein are methods and compositions for targeted cleavage of a genomic sequence, targeted alteration of a genomic sequence, and targeted recombination between a genomic region and an exogenous polynucleotide homologous to the genomic region.01-19-2012
20120192301METHODS AND COMPOSITIONS FOR GENE CORRECTION - Disclosed herein are methods and compositions for correction and/or mutation of genes associated with Parkinson's Disease as well as clones and animals derived therefrom.07-26-2012
20130122591METHODS AND COMPOSITIONS FOR MODIFICATION OF THE HPRT LOCUS - Nucleases and methods of using these nucleases for modification of an HPRT locus and for increasing the frequency of gene modification at a targeted locus and clones and for generating animals.05-16-2013
20130137104METHODS AND COMPOSITIONS FOR MODIFICATION OF THE HPRT LOCUS - Nucleases and methods of using these nucleases for modification of an HPRT locus and for increasing the frequency of gene modification at a targeted locus and clones and for generating animals.05-30-2013
20130196373MODIFIED DNA-BINDING PROTEINS AND USES THEREOF - Disclosed herein are enhanced polypeptides, polynucleotides encoding these polypeptides, cells and organisms comprising novel DNA-binding domains, including TALE DNA-binding domains. Also disclosed are methods of using these novel DNA-binding domains for modulation of gene expression and/or genomic editing of endogenous cellular sequences.08-01-2013

Patent applications by Lei Zhang, Davis, CA US

Lei Zhang, Tianjin CN

Patent application numberDescriptionPublished
20100109319Pipe fittings with a locating claw - A pipe fittings consists of a joint body, a pipe extension and a locating claw. The pipe fittings is for locating a fastener. The pipe extension extends from the joint body for being received into a plastic pipe. The locating claw mounts outwardly on an outer surface of the joint body, and has an upper portion. The upper portion bends to align with the pipe extension. The upper portion and the pipe extension have a gap therebetween for receiving the plastic pipe. The fastener is located at an outer end of the upper portion to fasten the plastic pipe on the pipe extension. The pipe fittings is standardized to comply with ASTMF2159 standard.05-06-2010
20100175512Ratchet pliers with adjustable jaw - A ratchet pliers with adjustable jaw includes a working head, an integrated retractable handle arrangement, a ratchet stepping arrangement and a rapid adjusting arrangement. The ratchet pliers with adjustable jaw has several advantages. Firstly, the rapid adjusting arrangement with simple operation and convenient use is capable of micro-adjusting a closure error of the jaw opening after clamping. Secondly, the integrated retractable handle arrangement is capable of adjusting a length of the handle according to different demands for a jaw clamping force so as to save energy of a user.07-15-2010
20100175516Pliers for removing fastening ring with an adjusting device - A pair of pliers for removing fastening ring includes a pliers head, a pliers handle and a cover, wherein the pliers head comprises a left pliers head and a right pliers head, the pliers handle comprises a left pliers handle and a right pliers handle, and the left pliers head and the right pliers head are connected to a left pliers handle and a right pliers handle via a connecting shaft respectively, wherein the cover is provided at each of both sides of the pliers head via a head shaft, wherein the cutting edge of the left pliers head is blunt, and a projecting element is extended from an upper portion of the cutting edge of the left pliers head, the cutting edge of the right pliers head is a blade, and an adjusting device is provided at an upper portion of the left pliers handle and the right pliers handle.07-15-2010
20100293720Crimping tool with an electronic counting device - A crimping tool with an electronic counting device includes a head, a handle and a counting device, wherein the head comprises a left jaw and a right jaw, the handle comprises a left handle and right handle, the head is connected with the handle via a pin and the left and right handle form a U-shaped groove, wherein a counting device is disposed inside the U-shaped groove at the upper portion of one handle, which comprises a housing, a cover, a circuit board, a LCD display and a dry reed tube, wherein the counting device is connected with the handle via a screw.11-25-2010
20100320746PIPING CONNECTOR AND METHOD ON CONNECTING PIPE - A method to connect piping and a piping connection, having the features of a ring connector configured to snugly fit around an external diameter of a pipe; and a piping shield connected to the ring connector, the piping shield having at least one observation window cut into the shield, wherein the piping shield covers an abutment end of the pipe to be connected, wherein a joint between the ring connector and the piping shield forms a connection.12-23-2010
20110041314METHOD AND APPARATUS FOR CONNECTING PIPING - A piping connector is provided having a ring configured to install around an external diameter of a pipe, the ring having at least one clamp closing portion that has an open uncrimped position and a closed crimped position, a piping shield connected to the ring, the piping shield having at least one penetration to accept the at least one clamp closing portion, wherein the piping shield covers an abutment end of the pipe to be connected, wherein a joint between the ring and the piping shield forms a connection.02-24-2011
20110289998Crimping/cutting Working Head for Impact Wrench - A power operated crimping/cutting tool driven by any type of impact wrench, with a crimping or cutting working head, includes a transmission unit, a connection unit, a process indication device and an adjustment device, wherein the transmission unit includes a jaw device and a transmission device, the jaw device is detachable, both the process indication device and the adjustment device are mounted on the transmission unit, the connection unit is sleevedly mounted at the impact wrench. The present invention can replace the jaw device according to different requirements.12-01-2011
20120125074Tool head device for crimping rings and clamps - A tool head device for crimping rings and clamps includes a clamp head member which is formed by connecting a left clamp head with a right clamp head via two covers, a clamp head shaft and two cover pins. Each of the left clamp head and the right clamp head has a clamp jaw at a top end thereof. Each of the left clamp head and the right clamp head has a concaved inner sidewall at an end portion thereof, the two concaved inner sidewalls form an insert cavity, an insert component is provided within the insert cavity. An end of the left clamp head is connected with that of the right clamp head by connecting pins and connecting boards. It can be used to crimp rings and clamps. It has the simple structure, facilitates operating and carrying, reducing the cost, and improves the efficiency of installing.05-24-2012
20120159756Press tool with a biased jaw - A press tool with a biased jaw, includes: a clamp head portion and a clamp handle portion connected with the clamp head portion. The clamp head portion includes a fixed clamp head and a movable clamp head. The clamp head portion includes a fixed clamp handle and a movable clamp handle. The fixed clamp handle is fixedly connected with the fixed clamp handle. The movable clamp head is movably connected with the movable clamp handle via a pin and a guiding wheel. The movable clamp head has a guiding groove for guiding the guiding wheel. The fixed clamp head is rotatably connected with the moving clamp head via a rotating pin. The fixed clamp head is connected with the movable clamp handle via an eccentric shaft. The fixed clamp handle is connected with the movable clamp handle via a tension spring.06-28-2012
20120273709Plastic Ball Valve Assembly - A plastic ball valve assembly, includes a valve body part including a valve body made of plastic material and having a flow channel passing, a ball member having a through passage therein and rotatably located in the flow channel and a handle member, and a connecting part detachably connecting with the valve body part, including a pair of connecting caps engaged with the two ends of the valve body respectively, a pair of connecting heads made of different materials, each having a head made in different shapes. The multi-use ball is easy to be installed, reliable to be sealed, and strong in practicability.11-01-2012
20130161947Metal clamp with a plastic sleeve - A metal clamp with a plastic sleeve, includes a clamp body made of metal, wherein the plastic sleeve is disposed at the clamp body to locate the clamp body. The plastic sleeve can be classified into an integral plastic sleeve and a split type plastic sleeve. The clamp body is fixed to the plastic sleeve by a circumferential groove on the plastic sleeve. The present invention has the advantage as follows. A shaking of the metal clamp in construction is avoided, the plastic pipe and the pipe fitting is able to achieve firm connection. In addition, fittings between the inner diameter on both ends of the plastic sleeve and the plastic pipe is capable of keeping a relative position among the metal clamp, the plastic pipe and the pipe fitting.06-27-2013
20140175794METHOD AND APPARATUS FOR CONNECTING PIPING - A piping connector is provided having a ring configured to install around an external diameter of a pipe, the ring having at least one clamp closing portion that has an open uncrimped position and a closed crimped position, a piping shield connected to the ring, the piping shield having at least one penetration to accept the at least one clamp closing portion, wherein the piping shield covers an abutment end of the pipe to be connected, wherein a joint between the ring and the piping shield forms a connection.06-26-2014

Patent applications by Lei Zhang, Tianjin CN

Lei Zhang, Jiangsu Province CN

Patent application numberDescriptionPublished
20110037684SWITCH MATRIX AND DISPLAY MATRIX OF DISPLAY DEVICE - The invention provides a switch matrix and display matrix of a display device. The display matrix of a display device includes: a switch matrix including M×N MEMS switches, wherein M is the number of rows and N is the number of columns, and MEMS switches in each row are controlled by a corresponding row drive signal to output respective column data signals; and a pixel matrix including M×N pixel units each of which is coupled with a corresponding one of the M×N MEMS switches and displays in response to the column data signal output from the corresponding MEMS switch. The switch matrix can simplify pixel design and reduce layout area of each pixel. Moreover, conventional design needs special process to handle high voltage of source driver. This invention can realize a display device with one common process while source driver uses high voltage process conventionally.02-17-2011

Lei Zhang, Richmond Hill CA

Patent application numberDescriptionPublished
20110026603METHOD AND APPARATUS OF USING SYSTEM MEMORY FOR 3D COMB FILTERING FOR VIDEO DECODING - Method and apparatus of using a system memory for 3D comb filtering for PCTV application are provided. Firstly, the data reading/writing in a logic address may be controlled, and mapping the logic address to a physical address in the system memory, and actually reading/writing data in the physical address. A RSM and a WSM may be used to control reading/writing data in the logic address respectively, wherein the WSM switching among its idle status, request status, and processing status, and the RSM switches among its idle status, request status and waiting status. An address mapping table may be used to record the logic address and corresponding physical address. Upon obtaining the physical address via the address mapping table, actually reading/writing data in the physical address. Method and apparatus for adaptively controlling of 3D comb filter on/off depending on the status of the video decoder and on-chip memory. The present invention is advantageous for using system memory for 3D comb filtering over two or more frames.02-03-2011
20120314758METHOD AND APPARATUS FOR PROCESSING VIDEO DATA - A method and apparatus are described for processing video data. In one embodiment, a processor is provided with a video compression engine (VCE) that has a memory having a plurality of rows and a plurality of columns of addresses. Video data, (luma data or chroma data), is written in row (i.e., raster) order into the addresses of the memory, and then the data is read out of the addresses in column order. Data is written into the addresses of the columns of the memory as they are read out, which is subsequently read out in row order. This process of switching back and forth between reading and writing data in row and column order continues as the data is read and processed by an encoder to generate a compressed video stream.12-13-2012
20120314777METHOD AND APPARATUS FOR GENERATING A DISPLAY DATA STREAM FOR TRANSMISSION TO A REMOTE DISPLAY - A method and apparatus are described for generating a display data stream for transmission to a remote display. A display control unit in a processor is configured to multiplex the outputs of a plurality of display controllers to generate a video data stream. A video compression engine (VCE) in the processor receives the video data stream directly from the display control unit without having to go through an external memory or an external display interface. The VCE compresses the video data stream, and optionally encrypts the video data stream. In one embodiment, audio and video data streams may be synchronized into a multiplexed, (and optionally encrypted), audio/video stream before being forwarded for transmission to a remote display. In another embodiment, separate audio and video streams (optionally encrypted) may be forwarded for transmission to the remote display.12-13-2012
20130094571LOW LATENCY VIDEO COMPRESSION - A method and system are described for low-latency video. In the method a frame, selected from a group of frames, is divided into P-regions and an I-region based on an assigned refresh pattern in a refresh loop. An I-region bit budget and a P-region bit budget are determined. Quantization parameters are determined using the I-region bit budget and the P-region bit budget. Macroblocks of the selected frame are encoded based on the quantization parameters. The I-complexity and P-complexity are updated and a new frame bit budget is determined. The dividing, determining of the I-region bit budget, determining of the P-region bit budget, determining of quantization parameters and encoding are repeated for each remaining frame in the group of frames.04-18-2013
20130163489Method and System Providing Interoperability Between Wireless Gigabit Alliance I/O PAL and A/V PAL Devices - A method and system are provided for transmitting wireless signals from a source station having a WGA IO PAL device to one or more destination stations having WGA AV PAL device according to a protocol adaptation layer translation mechanism whereby received data and control packets formatted in accordance with a first protocol adaptation layer or translated into translated data and control packets formatted in accordance with a second different protocol adaptation layer prior to conveyance in accordance with the second different protocol adaptation layer.06-27-2013
20130163670MULTIVIEW VIDEO CODING REFERENCE PICTURE SELECTION UNDER A ONE REFERENCE PICTURE CONSTRAINT - A method for coding a dependent view picture based on a reference picture includes selecting a reference picture from a base view picture list if a metric of intra macroblocks in an evaluated picture is greater than a first threshold, selecting a reference picture from a dependent view picture list if a metric of skipped macroblocks in the evaluated picture is greater than a second threshold, and coding a dependent view picture using the selected reference picture. An application-controlled weighting mechanism may be used if both of the thresholds are not met.06-27-2013
20140072027SYSTEM FOR VIDEO COMPRESSION - A system and method for providing video compression that includes encoding using an encoding engine a YUV stream wherein Y, U and V color values are encoded in parallel and patching together the Y, U and V color streams to form a compressed YUV output stream. The encoding engine further includes encoding each color value of the YUV stream in parallel using parallel encoding engines and a control engine for controlling operation all of the encoding engines in parallel. The YUV stream has an average bits per pixel value that varies from a first value to a second value that is double the first value. The encoding engine includes encoding the YUV stream in generally the same amount of time regardless of the average bits per pixel value.03-13-2014
20140146883BANDWIDTH SAVING ARCHITECTURE FOR SCALABLE VIDEO CODING SPATIAL MODE - A system and method for scalable video coding that includes base layer having lower resolution encoding, enhanced layer having higher resolution encoding and the data transferring between two layers. The system and method provides several methods to reduce bandwidth of inter-layer transfers while at the same time reducing memory requirements. Due to less memory access, the system clock frequency can be lowered so that system power consumption is lowered as well. The system avoids having prediction data from base layer to enhanced layer to be up-sampled for matching resolution in the enhanced layer as transferring up-sampled data can impose a big burden on memory bandwidth.05-29-2014
20140169481SCALABLE HIGH THROUGHPUT VIDEO ENCODER - A scalable high throughput video encoder is described herein. A plurality of dedicated, hardware video encoders runs in a staggered, parallel architecture, where each video encoder encodes a video frame and the stagger or delay is a programmable number of macroblock rows. In an example method, after a first video encoder finishes encoding the first x macroblock rows of a frame, the first video encoder signals a second video encoder to start encoding a macroblock row of a next unprocessed frame. Both video encoders continue encoding in parallel in a synchronized, staggered manner. At the end of the frame, the first video encoder starts encoding x macroblock rows of another unprocessed frame.06-19-2014

Patent applications by Lei Zhang, Richmond Hill CA

Lei Zhang, Rio Rancho, NM US

Patent application numberDescriptionPublished
20100320506Ultra-Low Dislocation Density Group III - Nitride Semiconductor Substrates Grown Via Nano- Or Micro-Particle Film - A high quality Group III-Nitride semiconductor crystal with ultra-low dislocation density is grown epitaxially on a substrate via a particle film with multiple vertically-arranged layers of spheres with innumerable micro- and/or nano-voids formed among the spheres. The spheres can be composed of a variety of materials, and in particular silica or silicon dioxide (SiO2).12-23-2010

Lei Zhang, Shanghai CN

Patent application numberDescriptionPublished
20080306928METHOD AND APPARATUS FOR THE SEARCHING OF INFORMATION RESOURCES - The present invention discloses a method and apparatus for the searching of information resources. A method includes steps of: according to a current query for a first type of information resource, obtaining a result of query on said first type of information resource, one or more facets of said first type of information resource and metadata under each facet, and relationships between said first type of information resource and other types of information resource that at least include a second type of information resource; and returning to a user the obtained result of query on said first type of information resource, the one or more facets of said first type of information resource and the metadata under each facet, and the relationships between said first type of information resource and other types of information resource that at least include a second type of information resource.12-11-2008
20080313000SYSTEM AND METHOD FOR FACILITATING SKILL GAP ANALYSIS AND REMEDIATION BASED ON TAG ANALYTICS - This invention includes a workforce management system having a system bus, at least one database in communication with the system bus that includes data representative of workforce employees, and social networking data associated with the employees. A matching functional unit includes a text mining function for mining contextual information from the at least one database to generate context labels for an employee, a clustering function for generating concept labels for an employee, and a matching function that sorts and matches employees by the labels in accordance with a matching criteria. A user interface provides user input to the support operation of the workforce management system.12-18-2008
20100075952PYRROLO-NITROGENOUS HETEROCYCLIC DERIVATIES,THE PREPARATION AND THE PHARMCETICAL USE THEEOF - The invention provides new pyrrolo-nitrogenous heterocyclic derivatives represented by formula (I) or their salts, the preparation thereof, pharmaceutical compositions containing such derivatives and the use of such derivatives as therapeutic agents, especially as protein kinase inhibitors, wherein each substituent in formula (I) is same as defined in the description.03-25-2010
20100299139METHOD FOR PROCESSING NATURAL LANGUAGE QUESTIONS AND APPARATUS THEREOF - A method and an apparatus for selecting an answer to a natural language question. The method includes: detecting a named entity in the natural language question; extracting information related to an answer from the natural language question; searching in linked data according to the detected named entity; generating a candidate answer according to a search result; parsing the candidate answer according to the information related to the answer; and obtaining a value of a feature of the candidate answer; and evaluating each candidate answer by synthesizing the value of the feature of the candidate answer.11-25-2010
20110301353PYRROLO [3,2-C] PYRIDINE-4-ONE 2-INDOLINONE PROTEIN KINASE INHIBITORS - The present invention relates to pyrrolo[3,2-c]pyridine-4-one 2-indolinone compounds of Formula (I) and their pharmaceutically acceptable salts thereof, wherein R12-08-2011
20120058107PYRROLO [3,2-C] PYRIDINE-4-ONE 2-INDOLINONE PROTEIN KINASE INHIBITORS - The present invention relates to pyrrolo[3,2-c]pyridine-4-one 2-indolinone compounds of Formula (I) and their pharmaceutically acceptable salts thereof, wherein R03-08-2012
20120185480METHOD TO IMPROVE THE NAMED ENTITY CLASSIFICATION - A method is described for providing a named entity classification in a computing system having a processor, comprising the steps of the processor reading, from an LOD (Linking Opening Data) set, an LOD node corresponding to a to-be-classified named entity. The processor also determining a type attribute of the LOD node corresponding to the to-be-classified named entity as a tagged type of the to-be-classified named entity and further reading a candidate type. Finally, the processor computing, based on the tagged type, a possibility of the to-be-classified named entity belonging to the candidate type.07-19-2012
20130029307METHOD AND SYSTEM FOR COMPUTER QUESTION-ANSWERING - A method and system for computer question-answering. The method includes: receiving a plurality of the questions to be trained, and obtaining a candidate answer set for each question; determining part of the questions to which the candidate answer sets include correct answers, and using first feature sets of the candidate; obtaining a first mathematical model, which is used to compute a first confidence degree that the candidate answer is a correct answer; computing first confidence degrees of the candidate answers of all the questions to be trained, and for each question, extracting a second feature set related to the first confidence degrees and the first feature set; and obtaining a second mathematic model, which is used to compute a second confidence degree that the candidate answer is a correct answer based on the second feature set.01-31-2013
20130076995PROJECTION DISPLAY DEVICE - A projection display device includes a first display panel (03-28-2013
20130147290MAGNETIC STEEL COOLING STRUCTURE FOR PERMANENT MAGNETIC MOTOR OF ELECTRIC VEHICLE AND COOLING METHOD THEREOF - A magnetic steel cooling structure for permanent magnetic motor of electric vehicle, which comprises a rotor core, magnet steels, and at least one heat pipe, the magnet steels are mounted in the rotor core, the heat pipe has an inner cavity inside which is contained a phase change material, the heat pipe is mounted in the rotor core and the outer wall of the heat pipe is contacted with the rotor core tightly, the inner cavity is inclined with respect to the axis of the rotor core06-13-2013
20130175381BRAKING SYSTEM FOR A CABLE ROLLER - The invention relates to a cable drum for automatically winding up a cable having an inner drum part (07-11-2013
20130240962Photosensitive Imaging Device and Method for Forming Semiconductor Device - A photosensitive imaging device and a method for forming a semiconductor device are provided. The method includes: providing a first device layer formed on a first substrate, wherein a conductive top bonding pad layer is formed on the first device layer; providing a continuous second device layer formed on a second substrate, wherein a continuous conductive adhesion layer is formed on the continuous second device layer; bonding the first device layer with the second device layer, where the top bonding pad layer on the first device layer is directly connected with the conductive continuous adhesion layer on the continuous second device layer; removing the second substrate; selectively etching the continuous second device and the continuous conductive adhesion layer to form a groove array; and filling up the groove array with an insulation material to form a plurality of second devices. Alignment accuracy may be improved.09-19-2013
20130246997Managing Hardware Implementation and Deployment of a Graphical Program - System and method for managing and specifying hardware implementation of a graphical program. A graphical program that implements an algorithm is stored in a memory of a computer system. The graphical program meets one or more first specified implementation requirements and is targeted for deployment to a programmable hardware element. A plurality of sets of descriptive directives are also stored in the memory, where the descriptive directives are associated with the graphical program and specify one or more additional specified implementation requirements, e.g., memory resource implementations, optimization directives, and so forth, where the additional directives result from programmatic and/or user-specification. Each set of descriptive directives is useable by a synthesis tool to generate a respective hardware configuration program for deployment to the graphical programmable hardware element.09-19-2013
20130285168MEMS INERTIAL SENSOR AND METHOD FOR MANUFACTURING THE SAME - A MEMS inertial sensor and a method for manufacturing the same are provided. The method includes: depositing a first carbon layer on a semiconductor substrate; patterning the first carbon layer to form a fixed anchor bolt, an inertial anchor bolt and a bottom sealing ring; forming a contact plug in the fixed anchor bolt and a contact plug in the inertial anchor bolt; forming a first fixed electrode, an inertial electrode and a connection electrode on the first carbon layer, where the first fixed electrode and the inertial electrode constitute a capacitor; forming a second carbon layer on the first fixed electrode and the inertial electrode; and forming a sealing cap layer on the second carbon layer and the top sealing ring. Under an inertial force, only the inertial electrode may move, the fixed electrode will almost not move or vibrate, which improves the accuracy of the MEMS inertial sensor.10-31-2013
20130303518Methods of Inhibiting the Catalytic Activity of a Protein Kinase and of Treating a Protein Kinase Related Disorder - The invention provides a method of inhibiting the catalytic activity of a protein kinase comprising contacting said protein kinase with a compound of formula (I), or a pharmaceutically acceptable salt thereof, or a pharmaceutical composition containing the same, and also provides a method of treating a protein kinase related disorder comprising a step of administering to a patient in need thereof a therapeutically effective amount of the compound of formula (I) or a pharmaceutically acceptable salt thereof, or a pharmaceutical composition containing the same, wherein each substituent in formula (I) is same as defined in the description.11-14-2013
20130307165METHOD FOR LOW TEMPERATURE WAFER BONDING AND BONDED STRUCTURE - A low temperature wafer bonding method and a bonded structure are provided. The method includes: providing a first substrate having a plurality of metal pads and a first dielectric layer close to the metal pads, where the metal pads and the first dielectric layer are on a top surface of the first substrate; providing a second substrate having a plurality of semiconductor pads and a second dielectric layer close to the semiconductor pads, where the semiconductor pads and the second dielectric layer are on a top surface of the second substrate; disposing at least one of the metal pads in direct contact with at least one of the semiconductor pads, and disposing the first dielectric layer in direct contact with the second dielectric layer; and bonding the metal pads with the semiconductor pads, and bonding the first dielectric layer with the second dielectric layer.11-21-2013
20130319125PRESSURE SENSOR, OSCILLATOR, ULTRASONIC WAVE SENSOR AND MEASURING METHOD THEREOF - The present invention relates to a pressure sensor, which may include a first electrode plate, a second electrode plate, a third electrode plate, a fourth electrode plate and a fifth electrode plate, which are successively laminated on a substrate, wherein the first electrode plate, the third electrode plate and the fourth electrode plate are fixed to the substrate, the first electrode plate and the second electrode plate are disposed opposite to each other and have a gap formed therebetween, the second electrode plate is suspended over the first electrode plate to constitute a first capacitor; the second electrode plate and the third electrode plate are disposed opposite to each other and have a gap formed therebetween, to constitute a second capacitor; and the fifth electrode plate is suspended over the fourth electrode plate to constitute a third capacitor, and can move along a direction perpendicular to the substrate.12-05-2013
20140139727MICRO-ELECTRO-MECHANICAL SYSTEM BASED DEVICE FOR ADJUSTING APERTURE AND MANUFACTURING METHOD THEREOF - A micro-electro-mechanical system based device for adjusting aperture and a manufacturing method thereof are disclosed. The system includes: an opaque deformable aperture ring, multiple groups of conductive deformable crossbeams and conductive structs; and one or more fixed parts. In each group, each conductive deformable crossbeam corresponds to a conductive struct. The conductive deformable crossbeams and the conductive structs are arranged around the deformable aperture ring and spaced from each other. The conductive deformable crossbeams are suspended in the air, their inner edges are connected with an external edge of the deformable aperture ring, and their external edges are connected with the fixed parts. The conductive structs are connected with the fixed parts and remain stationary. Electrostatic force between the conductive deformable crossbeam and the conductive struct causes the deformable aperture ring to be stretched and rotate, so that area of an inner bore of the deformable aperture ring is changed.05-22-2014
20140139937MICRO-ELECTRO-MECHANICAL SYSTEM BASED FOCUSING DEVICE AND MANUFACTURING METHOD THEREOF - A micro-electro-mechanical system based focusing device and manufacturing method thereof are disclosed. The system includes: a deformable lens, multiple groups of conductive deformable crossbeams and conductive structs; and one or more fixed parts. In each group, each conductive deformable crossbeam corresponds to a conductive struct. The conductive deformable crossbeams and the conductive structs are arranged around the deformable lens and spaced from each other. The conductive deformable crossbeams are suspended in the air, their inner edges are connected with an external edge of the deformable lens and their external edges are connected with the fixed parts. The conductive structs are fixedly connected with the fixed parts and remain stationary. Electrostatic force between the conductive deformable crossbeam and the conductive struct causes the deformable lens to be stretched and rotate, thus, surface curvature and focal length are changed. The device has a small size, low power consumption and low manufacturing cost.05-22-2014
20140215199FAST-BOOT LIST TO SPEED BOOTING AN OPERATING SYSTEM - A method for booting to an operating system stored on a solid state drive. The method comprises the steps of (A) determining if a boot list has one or more entries, (B) pre-reading one or more logical block addresses of each of the entries from the boot list, (C) receiving a command from a host, (D) reading the command from a memory internal to the solid state drive if the command is in a cache area of the pre-read logical block addresses and (E) reading the command from a main portion of the solid state drive if the command is not in the cache.07-31-2014
20140222870System, Method, Software, and Data Structure for Key-Value Mapping and Keys Sorting - A method of processing information in a database comprises providing a search expression comprising at least one character, the search expression represented by a key comprising a string of binary bit values and providing a Z-Tree comprising a plurality of key nodes each comprising a plurality of continuous bits and a key node pointer for pointing to a child node, and a plurality of branch nodes each comprising a first pointer representing zero in binary and a second pointer representing one in binary, the first pointer pointing to a left child node and the second pointer pointing to a right child node. The method includes passing the key through the Z-Tree and comparing the bit values of the key and bit values of the Z-Tree until reaching at least one of an end of the Z-Tree and an end of the key, according to an algorithm.08-07-2014
20140332844A PROCESS METHOD AND STRUCTURE FOR HIGH VOLTAGE MOSFETS - This invention discloses a semiconductor power device disposed in a semiconductor substrate. The semiconductor power device comprises a plurality of trenches each having a trench endpoint with an endpoint sidewall perpendicular to a longitudinal direction of the trench and extends vertically downward from a top surface to a trench bottom surface. The semiconductor power device further includes a trench bottom dopant region disposed below the trench bottom surface and a sidewall dopant region disposed along the endpoint sidewall wherein the sidewall dopant region extends vertically downward along the endpoint sidewall of the trench to reach the trench bottom dopant region and pick-up the trench bottom dopant region to the top surface of the semiconductor substrate.11-13-2014
20150060936PROCESS METHOD AND STRUCTURE FOR HIGH VOLTAGE MOSFETS - This invention discloses a semiconductor power device disposed in a semiconductor substrate. The semiconductor power device comprises a plurality of trenches formed at a top portion of the semiconductor substrate extending laterally across the semiconductor substrate along a longitudinal direction each having a nonlinear portion comprising a sidewall perpendicular to a longitudinal direction of the trench and extends vertically downward from a top surface to a trench bottom surface. The semiconductor power device further includes a trench bottom dopant region disposed below the trench bottom surface and a sidewall dopant region disposed along the perpendicular sidewall wherein the sidewall dopant region extends vertically downward along the perpendicular sidewall of the trench to reach the trench bottom dopant region and pick-up the trench bottom dopant region to the top surface of the semiconductor substrate.03-05-2015

Patent applications by Lei Zhang, Shanghai CN

Lei Zhang, San Jose, CA US

Patent application numberDescriptionPublished
20090157982MULTIPLE MISS CACHE - Presented herein are system(s) and method(s) for a multiple miss cache. In one embodiment, there is presented a cache system for storing data. The cache comprises a plurality of data words, a plurality of first bits, and a plurality of second bits. The plurality of data words store data. The plurality of first bits correspond to particular ones of the plurality of data words, each of the plurality of bits indicating whether the data word corresponding thereto stores valid data. The plurality of second bits correspond to particular ones of the plurality of data words, each of the plurality of bits for indicating whether a cache miss has occurred with the data word corresponding thereto.06-18-2009
20100232497LOSSLESS AND NEAR-LOSSLESS IMAGE COMPRESSION - Presented herein is lossless and near-lossless image compression. In one embodiment, there is described a method for encoding data. The method comprises receiving said data; quantizing a predetermined amount of the data with a predetermined quantization step; determining how many bits represent the predetermined amount of the data quantized with the predetermined quantization step; and wherein if the amount of data exceeds a predetermined amount of bits, changing the quantization step.09-16-2010
20100278230Method And System For Scalable Video Compression And Transmission - A video processing device receives video data and transmits the video to a display device at a new bit rate that is dynamically adjusted based on variable conditions. The new bit rate is adjusted, at least, by scaling the video and/or a residual image and may be adjusted utilizing compression functions, compression parameters, scale factor, frame rate, color space, and chroma sub-sampling. The display receives video at the adjusted new bit rate and decompresses the video in accordance with corresponding adjustments in the video processing device. Bit rate determination is based on variable operating conditions, display information, image quality, BER, packet error, SNR, desired level of compression, energy consumption, link congestion and display capabilities. Video may be scaled prior to compression. The video may comprise a frame and/or a slice. DPCM, H.11-04-2010
20110310955METHOD AND SYSTEM FOR REPETITION BASED ADAPTIVE VIDEO COMPRESSION - A video transmitter may perform adaptive video compression, by comparing uncompressed picture data for a picture among a sequence of pictures with uncompressed picture data for one or more preceding pictures among the sequence of pictures, to detect presence of repeated data. The video transmitter may allocate based on presence of repeated data, a target bit count corresponding to the picture, wherein the target bit count may be used in generating compressed data corresponding to the picture within a compressed bitstream that is used for communication of said sequence of pictures. The allocation of the target bit count comprises determining at least a portion of the target bit count based on combining of encoding of repeated data between the picture and at least one proceeding also comprising the repeated data. The video transmitter may determine a number of repeated pictures for comparison, based on allowable transmission latency for example.12-22-2011
20110310967Method and System for Video and Image Coding Using Pattern Matching for Intra-Prediction - A method and system are provided in which a device can determine, for a current block of pixels, a first intra-prediction based on reconstructed neighboring pixels and a second intra-prediction based on a pattern match with a reconstructed block of pixels. One of the two intra-predictions may be selected to generate a compressed bit stream comprising information of the current block of pixels. The intra-prediction selection may be performed on a block-by-block basis. An indication may be generated as to which of the two intra-predictions was selected for a particular block of pixels. When pattern matching is selected, a positional relationship of the reconstructed block of pixels with the matching pattern may be encoded and embedded into the compressed bit stream. The same device or another device may be operable to receive a compressed bit stream comprising intra-prediction selection and/or positional relationship information to reconstruct a current block of pixels.12-22-2011
20150063178SYSTEMS AND METHODS FOR REDUCING IN-DEVICE COEXISTENCE (IDC) INTERFERENCE - Systems and methods are provided for avoiding in-device coexistence interference on a user equipment. A first wireless communication circuitry and a second wireless communication circuitry operate concurrently on the user equipment. The second wireless communication circuitry detects an operational status of the first wireless communication circuitry, and determines if the operational status is transmission or reception. In response to determining that the operational status is transmission, the second wireless communication circuitry avoids receiving data. In response to determining that the operational status is reception, the second wireless communication circuitry avoids transmitting data.03-05-2015

Patent applications by Lei Zhang, San Jose, CA US

Lei Zhang, Guangdong Province CN

Patent application numberDescriptionPublished
20100263042Method and System for Implementing the Inter-Access of Stack Members - The present invention discloses a method and system for implementing the inter-access of stack members. Wherein, the method includes: a stack control module assigning stack device numbers and fixed IP addresses for stack members; after a user logs on a stack member, performing a session command for accessing a destination stack member, and initiating an access request to the destination stack member based on the stack device number of the destination stack member; the stack member on which the user logs obtaining the IP address of the destination stack member based on the stack device number in the session command, and forwarding the access request to the destination stack member in the TELNET manner based on the IP address of the destination stack member; after receiving the access request, the destination stack member, as a TELNET server end, assigning a terminal number for the stack member on which the user logs, and informing an operation and maintenance management module of the destination stack member; the operation and maintenance management module sending operation echo information of the destination stack member back to the stack member on which the user logs.10-14-2010

Lei Zhang, Vienna, VA US

Patent application numberDescriptionPublished
20090176643Sour service dewaxing catalyst without separate hydrogenation function - Catalysts for dewaxing of hydrocarbon feeds, particularly feeds with elevated sulfur and nitrogen levels, are provided. The dewaxing catalysts include a zeolite with a low silica to alumina ratio combined with a low surface binder, or alternatively the formulated catalyst has a high ratio of zeolite surface area to external surface area.07-09-2009
20090186754Hydroprocessing catalysts with low surface area binders - Catalysts for dewaxing of hydrocarbon feeds, particularly feeds with elevated sulfur and nitrogen levels, are provided. The dewaxing catalysts include a zeolite with a low silica to alumina ratio combined with a low surface binder, or alternatively the formulated catalyst has a high ratio of zeolite surface area to external surface area.07-23-2009
20100075831Multiple molecular sieve catalyst for sour service dewaxing - Catalysts for dewaxing of hydrocarbon feeds, particularly feeds with elevated sulfur and nitrogen levels, are provided. The dewaxing catalysts include at least two zeolites, including a zeolite with a low silica to alumina ratio. The catalysts may be combined with a low surface binder, or alternatively the catalysts as formulated may have a high ratio of zeolite surface area to external surface area.03-25-2010
20100187156Sour service hydroprocessing for lubricant base oil production - An integrated process for producing lubricant base oils from feedstocks under sour conditions is provided. The ability to process feedstocks under higher sulfur conditions allows for reduced cost processing and increases the flexibility in selecting a suitable feedstock. The sour feed can be delivered to a catalytic dewaxing step without any separation of sulfur and nitrogen contaminants, or a high pressure separation can be used to partially eliminate contaminants.07-29-2010

Patent applications by Lei Zhang, Vienna, VA US

Lei Zhang, Hong Kong HK

Patent application numberDescriptionPublished
20090268951METHOD AND SYSTEM FOR PERSONAL IDENTIFICATION USING 3DPALMPRINT IMAGING - A biometric identification system (10-29-2009
20100177937METHOD AND SYSTEM FOR IDENTIFYING A PERSON USING THEIR FINGER-JOINT PRINT - A method for identifying a person using their finger-joint print including the outer skin around the proximal interphalangeal joint of a finger, the method comprising: capturing (07-15-2010

Lei Zhang, Cheshire, CT US

Patent application numberDescriptionPublished
20100144730PYRIDINONYL PDK1 INHIBITORS - The present invention provides pyridinonyl PDK1 inhibitors and methods of treating cancer using the same.06-10-2010
20150018351PYRIDINONYL PDK1 INHIBITORS - The present invention provides pyridinonyl PDK1 inhibitors and methods of treating cancer using the same.01-15-2015

Lei Zhang, Troy, NY US

Patent application numberDescriptionPublished
20100067760Method and System for Automatic Coronary Artery Detection - A method and system for coronary artery detection in 3D cardiac volumes is disclosed. The heart chambers are segmented in the cardiac volume, and an initial estimation of a coronary artery is generated based on the segmented heart chambers. The initial estimation of the coronary artery is then refined based on local information in the cardiac volume in order to detect the coronary artery in the cardiac volume. The detected coronary artery can be extended using 3D dynamic programming.03-18-2010

Lei Zhang, Fairfax, VA US

Patent application numberDescriptionPublished
20100057869Event Driven Email Revocation - An email revocation in which transmitted email can be recalled before a recipient is able to read the transmitted email is provided. An event server stores a transmitted email for a given time period or until being retrieved by a receiving email client. If the given time period expires or the email is recalled, the receiving email client is unable to retrieve the email.03-04-2010

Lei Zhang, Markham CA

Patent application numberDescriptionPublished
20090172602TECHNIQUE THAT ENHANCES THE MANIPULATION OF AN HTML TREE PRESENTATION BY USING AN ARRAY REPRESENTATION OF THE HIERARCHICAL PATH OF A TREE NODE - The present invention discloses a method for manipulating the presentation of an AJAX tree using an array representing the hierarchical path of a tree node. Such a method can begin with the receipt of a user-request to expand a selected tree node of an AJAX tree in a Web page. Next, it can be determined if the tree node is present in the existing path array. When the tree node is present in the existing path array, the existing path array can be modified for the selected tree node. A new path array can be requested from the AJAX engine when the tree node does not exist in the existing path array. A path array handler can be invoked to expand the AJAX tree using the existing path array.07-02-2009
20090313640WEB USER INTERFACE COMPONENT COORDINATION - Embodiments of the present invention provide a method, system and computer program product for Web user interface component coordination. In an embodiment of the invention, a method for Web user interface component coordination can include receiving an event indicating a state change in one of many user interface components in a user interface for a Web application and determining whether or not remaining ones of the components are active and able to receive a notification of the event. In the former circumstance, notice of the event can be transmitted to the remaining ones of the components. However, in the latter circumstance, transmission of the notice of the event to the remaining ones of the components can be delayed until the components are determined to have become active and able to receive a notification of the event.12-17-2009
20100058434HIERARCHICAL ACCESS CONTROL ADMINISTRATION PREVIEW - Embodiments of the present invention provide a method, system and computer program product for hierarchical access control administration preview of access control rights for hierarchically organized content. In an embodiment of the invention, a method for rendering a hierarchical access control administration preview of access control rights for hierarchically organized content can be provided. The method can include rendering a view of hierarchically organized content in connection with corresponding access rights and proposing explicitly assigned access rights for selected content in the hierarchically organized content. The method also can include re-rendering the view to reflect both the proposed explicitly assigned access rights for the selected content and also implicitly resulting assigned access rights for the children of the selected content.03-04-2010

Lei Zhang, Minhang District CN

Patent application numberDescriptionPublished
20090176847Dicyclooctane Derivatives, Preparation Processes and Medical Uses Thereof - The present invention relates to new dicyclooctane derivates represented by general formula (I), preparation processes and pharmaceutical compositions containing them, and to uses for treatment especially for dipeptidyl peptidase inhibitor (DPPIV), in which each substituent group of general formula (I) is as defined in specification.07-09-2009
20100004239Pyrrolo [3,2-C] Pyridine-4-One 2-Indolinone Protein Kinase Inhibitors - The present invention relates to pyrrolo[3,2-c]pyridine-4-one 2-indolinone compounds of Formula (I) and their pharmaceutically acceptable salts thereof, wherein R01-07-2010

Lei Zhang, Chengdu CN

Patent application numberDescriptionPublished
20090319631COMPOSING, BROWSING, REPLYING, FORWARDING E-MAIL - Method for composing, browsing, replying, forwarding e-mail's in an e-mail system and an e-mail client that can reduce e-mail traffic by not sending the original e-mail content in replying or forwarding e-mail's. In accordance with this invention, each e-mail has a Global-ID and each reply e-mail has a Reply-to-ID which corresponds to the Global-ID of the original e-mail, thereby the content of the original e-mail is not contained in the reply e-mail. During browsing e-mail's, the original e-mail is retrieved from repositories which stores sent and received e-mail's, and is incorporated into the browsed e-mail.12-24-2009
20090319632COMPOSING, BROWSING, REPLYING, FORWARDING E-MAIL - Method for composing, browsing, replying, forwarding e-mail's in an e-mail system and an e-mail client that can reduce e-mail traffic by not sending the original e-mail content in replying or forwarding e-mail's. In accordance with this invention, each e-mail has a Global-ID and each reply e-mail has a Reply-to-ID which corresponds to the Global-ID of the original e-mail, thereby the content of the original e-mail is not contained in the reply e-mail. During browsing e-mail's, the original e-mail is retrieved from repositories which stores sent and received e-mail's, and is incorporated into the browsed e-mail.12-24-2009
20110221351Active matrix organic electroluminescence device and a method of manufacture - The present invention discloses an active matrix organic electroluminescence device comprising a thin-film transistor, an organic electroluminescence device, and an interlayer deposited between the thin-film transistor and the organic electroluminescence device, wherein the interlayer is made of cationic ultraviolet-curing adhesive comprising epoxy resin or modified epoxy resin, diluting agent, cationic photo initiator. The interlayer solves poor adhesiveness between the driving circuit and the organic electroluminescence device, and improves the moisture and oxygen proof ability. The preparation method is simple, effective, and able to lower the cost and difficulty, and greatly improve the yield rate.09-15-2011
20120098058Semiconductor Device and Associated Fabrication Method - A semiconductor device and a method for forming the semiconductor device wherein the semiconductor comprises: a trench MOSFET, formed on a semiconductor initial layer, comprising a well region, wherein the semiconductor initial layer has a first conductivity type and wherein the well region has a second conductivity type; an integrated Schottky diode next to the trench MOSFET, comprising a anode metal layer contacted to the semiconductor initial layer; a trench isolation structure, coupled between the trench MOSFET and integrated Schottky diode, configured to resist part of lateral diffusion from the well region; wherein the well region comprises an overgrowth part which laterally diffuses under the trench isolation structure and extends out of it.04-26-2012
20120104467SELF-ALIGNED CONTACT STRUCTURE TRENCH JFET - According to one embodiment, a self-aligned trench structure junction gate field-effect transistor (JFET) includes a silicon substrate, two or more trenches having a P-type polysilicon gate region near a bottom portion of the trench and an interlayer dielectric layer (ILDL) above the P-type polysilicon gate region, a channel region separating each trench including epitaxial silicon, an N+ source region above the channel region extending between a top of each trench, and a source metal above the N+ source region. In another embodiment, a self-aligned trench structure JFET includes a silicon substrate, two or more trenches having an N-type polysilicon gate region near a bottom portion of the trench and an ILDL above the N-type polysilicon gate region, a channel region separating each trench including epitaxial silicon, a P+ source region above the channel region extending between a top of each trench, and a source metal above the P+ source region.05-03-2012
20120161225INTEGRATED MOSFET DEVICES WITH SCHOTTKY DIODES AND ASSOCIATED METHODS OF MANUFACTURING - The present technology discloses a semiconductor die integrating a MOSFET device and a Schottky diode. The semiconductor die comprises a MOSFET area comprising the active region of MOSFET, a Schottky diode area comprising the active region of Schottky diode, and a termination area comprising termination structures. Wherein the Schottky diode area is placed between the MOSFET area and the termination area such that the Schottky diode area surrounds the MOSFET area.06-28-2012
20120241862LDMOS DEVICE AND METHOD FOR MAKING THE SAME - The embodiments of the present disclosure disclose a LDMOS device and the method for making the LDMOS device. The LDMOS device comprises at least one capacitive region formed in the drift region. Each capacitive region comprises a polysilicon layer and a thick oxide layer separating the polysilicon layer from the drift region. The LDMOS device in accordance with the embodiments of the present disclosure can improve the breakdown voltage while a low on-resistance is maintained.09-27-2012
20120280311TRENCH-GATE MOSFET DEVICE AND METHOD FOR MAKING THE SAME - The embodiments of the present disclosure disclose a trench-gate MOSFET device and the method for making the trench-gate MOSFET device. The trench-gate MOSFET device comprises a curving dopant profile formed between the body region and the epitaxial layer so that the portion of the body region under the source metal contact has a smaller vertical thickness than the other portion of the body region. The trench-gate MOSFET device in accordance with the embodiments of the present disclosure has improved UIS capability compared with the traditional trench-gate MOSFET device.11-08-2012
20130043534HIGH DENSITY LATERAL DMOS AND ASSOCIATED METHOD FOR MAKING - The present disclosure discloses a lateral DMOS with recessed source contact and method for making the same. The lateral DMOS comprises a recessed source contact which has a portion recessed into a source region to reach a body region of the lateral DMOS. The lateral DMOS according to various embodiments of the present invention may have greatly reduced size and may be cost saving for fabrication.02-21-2013
20130153999TRENCH GATE MOSFET DEVICE - A trench gate MOSFET device has a drain region, a drift region, a trench gate having a gate electrode and a poly-silicon region, a super junction pillar juxtaposing the trench gate, a body region and a source region. By the interaction among the trench gate, the drift region and the super junction pillar, the break down voltage of the trench gate MOSFET device may be relatively high while the on-state resistance of the trench gate MOSFET device may be maintained relatively small.06-20-2013
20130234245SEMICONDUCTOR DEVICE AND ASSOCIATED FABRICATION METHOD - A super junction structural semiconductor device with a substantially rectangle-shaped first region, and a second region surrounding the periphery of the first region; trench gate MOSFET units in the first region comprising a plurality of trench gate regions and a first plurality of pillars; a body region between the trench gate regions and the first plurality of pillars; a second plurality of pillars in the second region extending along a corresponding side of the first region comprising a plurality of lateral pillars and a plurality of longitudinal pillars, wherein in a corner part of the second region, ends of the plurality of lateral pillars and ends of the plurality of longitudinal pillars are stagger and separated apart from each other.09-12-2013
20130328122SPLIT TRENCH-GATE MOSFET WITH INTEGRATED SCHOTTKY DIODE - A split trench-gate MOSFET device and method for forming this device is disclosed. The device has a trench gate structure, comprising a shield electrode and two gate electrodes, wherein a substantial portion of shield electrode region is lower than the gate electrode region, and wherein a portion of the shield electrode region extends to the top surface between the two gate electrodes. The device further comprises a source metal layer, contacting to an initial layer, a well region, the shield electrode and a source region at the top surface, wherein the contact between the source metal layer and the initial layer forms a Schottky diode.12-12-2013
20140015017HIGH VOLTAGE SEMICONDUCTOR DEVICE AND THE ASSOCIATED METHOD OF MANUFACTURING - The present disclosure discloses a high voltage semiconductor device and the associated methods of manufacturing. In one embodiment, the high voltage semiconductor device comprises: an epitaxial layer, a first low voltage well formed in the epitaxial layer; a second low voltage well formed in the epitaxial layer; a high voltage well formed in the epitaxial layer, wherein the second low voltage well is surrounded by the high voltage well; a first highly doping region formed in the first low voltage well; a second highly doping region and a third highly doping region formed in the second low voltage well, wherein the third highly doping region is adjacent to the second highly doping region; a field oxide formed in the epitaxial layer as a shallow-trench isolation structure; and a gate region formed on the epitaxial layer.01-16-2014
20140117415JUNCTION FIELD EFFECT TRANSISTORS AND ASSOCIATED FABRICATION METHODS - A JFET having a semiconductor substrate of a first doping type, an epitaxial layer of the first doping type located on the semiconductor substrate, a body region of a second doping type located in the epitaxial layer, a source region of the first doping type located in the epitaxial layer, a gate region of the second doping type located in the body region, and a shielding layer of the second doping type located in the epitaxial layer, wherein the semiconductor substrate is configured as a drain region, the shielding layer is in a conductive path formed between the source region and the drain region.05-01-2014
20140117416SEMICONDUCTOR DEVICE AND ASSOCIATED METHOD FOR MANUFACTURING - A semiconductor device having a trench-gate MOSFET and a vertical JFET formed in a semiconductor layer. In the semiconductor device, a gate region of the vertical JFET may be electrically coupled to a source region of the trench-gate MOSFET, and a drain region of the vertical JFET and a drain region of the trench-gate MOSFET may share a common region in the semiconductor layer.05-01-2014
20140159143SUPER JUNCTION SEMICONDUCTOR DEVICE AND ASSOCIATED FABRICATION METHOD - A semiconductor device with a substrate, an epitaxy layer formed on the substrate, a plurality of deep wells formed in the epitaxy layer, a plurality of trench gate MOSFET units each of which is formed in top of the epitaxy layer between two adjacent deep well, wherein a trench gate of the trench gate MOSFET unit is shallower than half of the distance between two adjacent deep wells, which may reduce the product of on-state resistance and the gate charge of the semiconductor device.06-12-2014

Patent applications by Lei Zhang, Chengdu CN

Lei Zhang, Hockessin, DE US

Patent application numberDescriptionPublished
20090238955PROCESSES FOR THE MANUFACTURE OF BARIUM TITANATE CAPACITORS ON NICKEL FOILS - Provided are processes for the manufacture of capacitors. It is found that by using a nickel foil as the substrate and one electrode of the capacitor and by controlling the oxygen partial pressure in the range of 1009-24-2009
20110308614ETCHING COMPOSITION AND ITS USE IN A METHOD OF MAKING A PHOTOVOLTAIC CELL - This invention provides an etching composition comprising one or more onium salts selected from the group consisting of iodonium salts and sulfonium and an organic medium. Also provided is a method of making a photovoltaic cell that uses the etching composition to etch the anti-reflection coating and a photovoltaic cell made by this method.12-22-2011
20140137937ETCHING COMPOSITION AND ITS USE IN A METHOD OF MAKING A PHOTOVOLTAIC CELL - This invention provides a method of making a photovoltaic cell. The method uses an etching composition comprising one or more onium salts selected from the group consisting of iodonium salts and sulfonium and an organic medium to etch the anti-reflection coating. Also provided is a photovoltaic cell made by this method.05-22-2014

Patent applications by Lei Zhang, Hockessin, DE US

Lei Zhang, Waterford, CT US

Patent application numberDescriptionPublished
20080207712THIAZOLE-AMINE COMPOUNDS FOR THE TREATMENT OF NEURODEGENERATIVE DISORDERS - The present invention relates to compounds of the Formula I08-28-2008
20080280933BENZIMIDAZOLYL COMPOUNDS - Compounds and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula I11-13-2008
20080312271AZABENZIMIDAZOLYL COMPOUNDS - Compounds and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula I12-18-2008
20090137577HETEROCYCLIC COMPOUNDS - Compounds and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula I05-28-2009

Patent applications by Lei Zhang, Waterford, CT US

Lei Zhang, Kunming CN

Patent application numberDescriptionPublished
20120289575Topical antimicrobial compositions - Disclosed are topical antimicrobial compositions. The compositions are useful for disinfecting and treating microbial infections of the skin or mucosa of humans and animals. The antimicrobial compositions include a salt of amino acid anion and quaternary ammonium cation, comprising the general formula:11-15-2012

Lei Zhang, Bridgewater, NJ US

Patent application numberDescriptionPublished
20090012338Process for Aromatic Alkylation - This invention relates to a process for the selective alkylation of toluene and/or benzene with an oxygen-containing alkylation agent. In particular, the process uses a selectivated molecular sieve which has been modified by the addition of a hydrogenation component, wherein at least one of the following conditions is met: (a) the selectivated molecular sieve has an alpha value of less than 100 prior to the addition of the hydrogenation component, or (b) the selectivated and hydrogenated catalyst has an alpha value of less than 100. The process of this invention provides high selectivity for the alkylated product while reducing catalyst degradation.01-08-2009

Lei Zhang, Kanagawa JP

Patent application numberDescriptionPublished
20080274479Assay of Ubiquitinization of Synoviolin and Use Thereof in Screening - The present invention relates to an assay method for determining a auto-ubiquitination activity of synoviolin, comprising reacting synoviolin and ubiquitin in a reaction system containing them and determining an amount of ubiquitin binding to synoviolin, to a method of screening a substance capable of regulating such an activity, and to a kit for auto-ubiquitination assay of synoviolin.11-06-2008
20080305499Anti-Synoviolin Antibody - The present invention relates to an antibody against synoviolin or a fragment thereof for providing a monoclonal antibody capable of recognizing a part of synoviolin, which monoclonal antibody is capable of inhibiting the auto-ubiquitination of synoviolin.12-11-2008

Lei Zhang, Obu-Shi JP

Patent application numberDescriptionPublished
20080295808Fuel supply apparatus - A fuel pump unit includes a fuel pump which is driven by a motor, a secondary filter case placed to surround the fuel pump and contains a filter, a reserve cup which houses the fuel pump and the secondary filter case, and a pump controller which drivingly controls the fuel pump. A shielding material is provided in the reserve cup to shield electrical noise generated by the fuel pump. The shielding material is grounded. The pump controller includes a pump drive circuit which is provided with an electric filter.12-04-2008

Lei Zhang, Shenzhen CN

Patent application numberDescriptionPublished
20080270578Method, Device And Data Download System For Controlling Effectiveness Of A Download Transaction - A method, device, and data download system for controlling effectiveness of a download transaction. The method includes: resolving, by a download server, a transaction ID generation request from a download portal, dynamically generating a transaction ID according to a current download transaction and sending the transaction ID to the download portal; sending, by the download portal, a download address corresponding to a download content selected by a download client and the transaction ID to the download client; the download client redirecting to the download server according to the download address, and sending a download request containing the transaction ID; and authenticating an identity of the download client and verifying the transaction ID by the download server, if the verification is passed, transferring, by the download server, the corresponding download content to the download client; otherwise, the download fails.10-30-2008
20120256580SYSTEM AND METHOD FOR FAST START-UP OF AN INDUCTION MOTOR - A system for controlling operation of a motor drive during fast start-up of an induction motor is disclosed. The system includes an AC motor drive having a PWM inverter and a control system to generate a command signal to cause the PWM inverter to control an output of the AC motor drive. The control system includes a start-up modulator that is selectively operable during start-up acceleration of the AC motor, the start-up modulator programmed to determine a motor current applied to the AC motor and a voltage of a DC bus, generate a first frequency offset that causes a frequency reference of the command signal to be decreased when the motor current is greater than a reference current threshold, and generate a second frequency offset that causes the frequency reference of the command signal to be increased when the DC bus voltage is greater than a reference voltage threshold.10-11-2012
20140068360SYSTEMS AND METHODS FOR TESTING MEMORY - Embodiments of systems and methods for testing memory are disclosed, where memory errors are detected, and, in at least one embodiment, memory units containing errors are prevented from being accessed by applications on a computing system.03-06-2014
20140098672METHOD FOR PROCESSING CONGESTION AND NETWORK DEVICE - The present invention provides a method for processing congestion and a network device. When a first network device detects congestion, the first network device acquires a data packet from a buffer queue of the first network device, where the data packet is sent by a congestion source device and includes a network address of the congestion source device, and generates a congestion notification packet according to the network address of the congestion source device, where the congestion notification packet includes the network address of the congestion source device. The first network device sends the congestion notification packet to a second network device, so that the second network device sends the congestion notification packet according to the network address of the congestion source device. In this way, the congestion notification packet reaches the congestion source device, thereby improving reliability of congestion processing.04-10-2014
20140330806Data traffic amount prompting method and apparatus - A data traffic amount prompting method performed at a server is provided, in which a search result, including at least one target web page address, generated by a search engine in response to a search request from a client device is captured, a data traffic amount corresponding to each target web page address is queried in a database, and the search result, together with the data traffic amount corresponding to each target web page address, are returned to the client device. Additionally, a data traffic amount prompting method performed at a terminal device, related data traffic amount prompting apparatuses are also provided.11-06-2014
20140359501METHOD AND DEVICE FOR CONFIGURING VISUALIZATION OF A WEB BROWSER - A method is performed at a mobile device for configuring visualization of an application running on the mobile device. The mobile device displays an application on its display, the application including a content display region and a visualization control icon at a default dimension. Upon detecting a user selection of the visualization control icon, the mobile device expands the visualization control icon into the content display region. The expanded visualization control icon includes a region for receiving one or more user instructions. The mobile device updates the visualization of the content display region in accordance with the user instructions and reduces the expanded visualization control icon to its default dimension.12-04-2014

Patent applications by Lei Zhang, Shenzhen CN

Lei Zhang, Nanjing CN

Patent application numberDescriptionPublished
201101369166-SHOGAOL FOR USING IN A METHOD FOR THE TREATMENT OF LEUKEMIA - The present invention relates to the field of natural drugs, particularly to 6-shogaol for using in a method for the treatment of leukemia. The present invention provides a method for treating leukemia by applying a therapeutically effective dose of 6-shogaolt and this therapeutic method can be used for treating leukemia in mammals including human being.06-09-2011

Lei Zhang, Albuquerque, NM US

Patent application numberDescriptionPublished
20110140072DEFECT-FREE GROUP III - NITRIDE NANOSTRUCTURES AND DEVICES USING PULSED AND NON-PULSED GROWTH TECHNIQUES - Exemplary embodiments provide semiconductor devices including high-quality (i.e., defect free) Group III—Nitride nanostructures and uniform Group III—Nitride nanostructure arrays as well as their scalable processes for manufacturing, where the position, orientation, cross-sectional features, length and the crystallinity of each nanostructure can be precisely controlled. A pulsed growth mode can be used to fabricate the disclosed Group III—Nitride nanostructures and/or nanostructure arrays providing a uniform length of about 0.01-20 micrometers (μm) with constant cross-sectional features including an exemplary diameter of about 10 nanometers (nm)-500 micrometers (μm). Furthermore, core-shell nanostructure/MQW active structures can be formed by a core-shell growth on the non-polar sidewalls of each nanostructure and can be configured in nanoscale photoelectronic devices such as nanostructure LEDs and/or nanostructure lasers to provide tremendously-high efficiencies. Additional growth mode transitions from the pulsed to the non-pulsed growth mode and subsequent transitions from non-pulsed to pulsed growth mode are employed in order to incorporate certain group III—Nitride compounds more efficiently into the nanostructures and form devices of the designed shape, morphology and stochiometric composition. In addition, high-quality group III—Nitride substrate structures can be formed by coalescing the plurality of group III—Nitride nanostructures and/or nanostructure arrays to facilitate the fabrication of visible LEDs and lasers.06-16-2011

Lei Zhang, Singapore SG

Patent application numberDescriptionPublished
20110154929WAFER TRANSFER APPARATUS AND SHIELDING MECHANISM - A wafer transfer apparatus includes a main body, a wafer carrier, a linkage and a shielding mechanism. The linkage includes a first connecting rod and a pair of second connecting rods. The wafer carrier connects with a first side of the first connecting rod. A first terminal of each second connecting rod pivotedly connects with two ends of the first connecting rod. The shielding mechanism on the first connecting rod includes a shielding part and two fixing parts. The shielding part is configured at the first side of the first connecting rod for shielding a pivot joint between the first connecting rod and each second connecting rod. The fixing parts connect with both sides of the shielding part, and are respectively configured at a second and a third sides of the first connecting rod so as to fix the shielding part at the first side of the first connecting rod.06-30-2011
20130188282PEIZOELECTRIC ACTUATOR, HEAD GIMBAL ASSEMBLY INCLUDING THE SAME AND METHOD OF FORMING THE SAME - According to embodiments of the present invention, a piezoelectric actuator is provided. The piezoelectric actuator includes a shear mode piezoelectric material including a first arm and a second arm intersecting each other, the shear mode piezoelectric material having a polarization direction oriented at least substantially along a length of the first arm, wherein the shear mode piezoelectric material has a first surface and a second surface opposite to the first surface, the first surface and the second surface being adapted to undergo a shear displacement relative to each other along an axis at least substantially parallel to the polarization direction in response to an electric field applied between the first surface and the second surface in a direction at least substantially perpendicular to the polarization direction.07-25-2013

Lei Zhang, Seabrook, TX US

Patent application numberDescriptionPublished
20110172379Ziegler-Natta Catalyst Systems and Polymers Formed Therefrom - Processes of forming catalyst systems, catalyst systems and polymers formed therefrom are described herein. The processes generally include providing a first compound including a magnesium dialkoxide, contacting the first compound with a second compound to form a solution of reaction product “A”, wherein the second compound is generally represented by the formula:07-14-2011
20110263802Formation of Ziegler-Natta Catalyst Using Non-blended Components - Methods of forming a catalyst, catalysts, polymerization processes and polymers formed therefrom are described herein. The method of forming a catalyst generally includes contacting an alkyl magnesium compound with an alcohol to form a magnesium alkoxide compound; contacting the magnesium alkoxide compound with a first titanium alkoxide and a first agent to form a reaction product “A”, wherein the titanium alkoxide and the first agent are nonblended individual components prior to contacting the magnesium alkoxide; and sequentially contacting the reaction product “A” with a second agent, followed by a third agent, and subsequently a first reducing agent to form a catalyst component.10-27-2011
20120046429Sequential Formation of Ziegler-Natta Catalyst Using Non-blended Components - Catalyst compositions, methods of forming the same and polymers formed therefrom are described herein. The methods of forming the catalysts generally include contacting an alkyl magnesium compound with a viscosity modifier prior to contact with an alcohol to form a magnesium dialkoxide compound; contacting the magnesium dialkoxide compound with a first titanium alkoxide and a first agent to form a first solution reaction product “A”, wherein the titanium alkoxide and the first agent are non-blended individual components prior to contacting the magnesium dialkoxide; contacting the first solution reaction product “A” with a second titanium alkoxide to form a second solution reaction product “B”; contacting the second solution reaction product “B” with a second agent to form a first solid reaction product “C”; contacting the first solid reaction product “C” with a third agent to form a second solid reaction product “D”; and contacting the second solid reaction product “D” with a reducing agent to limn a catalyst component.02-23-2012
20120083405Ziegler-Natta Catalyst Systems and Polymers Formed Therefrom - Processes of forming catalyst systems, catalyst systems and polymers formed therefrom are described herein. The processes generally include providing a first compound including a magnesium dialkoxide, contacting the first compound with a second compound to form a solution of reaction product “A”, wherein the second compound is generally represented by the formula:04-05-2012
20120202955ZIEGLER-NATTA CATALYST COMPOSITION WITH CONTROLLED MORPHOLOGY - Catalyst Systems, processes of forming the same and polymers and polymerization processes are described herein. The process of forming the catalyst system generally includes providing a first compound including a magnesium dialkoxide and aluminum alkoxide: contacting the first compound with a first agent and a second agent to form a solution of reaction product “A”, the first agent including a titanating agent and the second agent including a first metal halide; contacting the solution of reaction product “A” with a third agent to form a solid reaction product “B”, the third agent including a second metal halide: contacting the solid reaction product “B” with a fourth agent to form a solid reaction product “C”, the fourth agent including a third metal halide: optionally contacting the solid reaction product “C” with a fifth agent to form a solid reaction product “D”, the fifth agent including a fourth metal halide; and contacting the solid reaction product “C” or “D” with a sixth agent to form a catalyst component, the sixth agent including a first organoaluminum compound.08-09-2012
20120208969ZIEGLER-NATTA CATALYSTS DOPED WITH NON-GROUP IV METAL CHLORIDES - Ziegler-Natta catalysts, processes of forming the same and using the same are described herein. The process generally includes contacting a metal component with a magnesium dihalide support material to form a Ziegler-Natta catalyst precursor; contacting the support material with a dopant including a non-Group IV metal halide to form a doped catalyst precursor; and activating the doped catalyst precursor by contact with an organoaluminum compound to form a Ziegler-Natta catalyst.08-16-2012
20120208970HEAT-TREATED ZIEGLER-NATTA CATALYSTS FOR ETHYLENE POLYMERIZATION - Catalyst systems, processes of forming the same and polymers formed therefrom are described herein. The processes of forming the catalyst systems generally include contacting a blend of an alkyl magnesium compound and an organoaluminum compound with an alcohol to form a magnesium dialkoxide compound; contacting the magnesium dialkoxide compound with a first agent to form a solution of reaction product “A”, the first agent including a halogenating/titanating agent; contacting the solution of reaction product “A” with a second agent to form a solid reaction product “B”, the second agent including a blend of a first metal halide and a metal alkoxide; contacting the solid reaction product “B” with a third agent to form a solid reaction product “C”, the third agent including a second metal halide; contacting the solid reaction product “C” with a fourth agent to form a solid reaction product “D”, the fourth agent including a third metal halide; contacting the solid reaction product “D” with a fifth agent to form a catalyst component, the fifth agent including a reducing agent; and heating an intermediate selected from reaction product “A”, reaction product “B”, reaction product “C”, reaction product “D” and combinations thereof to form a heat-treated catalyst that results in a shear response and a molecular weight distribution for a polymer produced by the heat-treated catalyst that are greater than a shear response and a molecular weight distribution for a polymer produced by an identical non-heat-treated catalyst.08-16-2012

Lei Zhang, Jiangsu CN

Patent application numberDescriptionPublished
20110204982POWER AMPLIFIER AND BRIDGE CIRCUIT IN POWER AMPLIFIER - A power amplifier and a bridge circuit in a power amplifier, thereinto, the power amplifier includes a comparator, a bridge circuit and a low-pass filter. The comparator is adapted to receive a first analog signal, compare the first analog signal with a reference signal and output a square wave signal. The bridge circuit is adapted to amplify the square wave signal and output the amplified square wave signal. The low-pass filter is adapted to convert the amplified square wave signal into a second analog signal. The bridge circuit includes a first MEMS switch and a second MEMS switch. The first MEMS switch and the second MEMS switch turn on alternately when the polarity of the square wave changes, and output a first voltage signal or a second voltage signal respectively. The amplified square wave signal includes the first voltage signal and the second voltage signal output alternately. The present disclosure substitutes the MOS transistors in prior art with surface MEMS switches, so the power consumption, the size of devices and the manufacture costs all can be reduced.08-25-2011
20110241766CHARGE PUMP - A charge pump includes a first voltage input node, a second voltage input node, a voltage output node, at least a flying capacitor, an energy reserve capacitor, a first MEMS switches group controlled by a controlling signal, a second MEMS switches group controlled by the controlling signal, a third MEMS switches group controlled by the controlling signal and a forth MEMS switches group controlled by the controlling signal. The flying capacitor is connected with the first voltage input node and the second voltage input node via the first MEMS switches group. The flying capacitor is connected with the first voltage input node or the second voltage input node via the second MEMS switches group. The energy reserve capacitor is connected with the flying capacitor via the third MEMS switches group. The energy reserve capacitor is connected with the voltage output node and the second voltage input node. When a clock controls the first MEMS switches group to turn on, and the second MEMS switches group and the third MEMS switches group to turn off, the flying capacitor is charged up through the first voltage input node and the second voltage input node. When the clock controls the first MEMS switches group to turn off, and the second MEMS switches group and the third MEMS switches group to turn on, the energy reserve capacitor is charged up through the flying capacitor and the second voltage input node. Through MEMS technology, miniaturization and integration of the charge pump are achieved, and power consumption is reduced, and energy conversion efficiency is improved.10-06-2011

Lei Zhang, Los Angeles, CA US

Patent application numberDescriptionPublished
20110207622SALIVARY BIOMARKERS FOR LUNG CANCER DETECTION - Presented herein are biomarkers related to lung cancer. The presently identified salivary biomarkers create the basis for a lung cancer detection bioassay with sensitivity and specificity. Means and methods for evaluating the data generated using multiple biomarkers in order to validate findings and further use of the multiplexed lung cancer assay in clinical, diagnostic and therapeutic uses is also included.08-25-2011
20110212851SALIVARY TRANSCRIPTOMIC AND PROTEOMIC BIOMARKERS FOR BREAST CANCER DETECTION - Presented herein are biomarkers related to breast cancer. The presently identified salivary biomarkers create the basis for a breast cancer detection bioassay with sensitivity and specificity. Means and methods for evaluating the data generated using multiple biomarkers in order to validate findings and further use of the multiplexed breast cancer assay in clinical, diagnostic and therapeutic uses is also included.09-01-2011
20120196764SALIVARY TRANSCRIPTOMIC AND MICROBIAL BIOMARKERS FOR PANCREATIC CANCER - The present invention relates to the identification of pancreatic cancer biomarkers for the detection of early pancreatic cancer. The present invention also provides methods of diagnosing pancreatic cancer and distinguishing between pancreatic cancer and chronic pancreatitis. The present invention additionally provides kits that find use in the practice of the methods of the invention.08-02-2012

Lei Zhang, Cherry Hill, NJ US

Patent application numberDescriptionPublished
20110259793Low pressure production of low cloud point diesel - A diesel fuel product with beneficial cold flow properties can be produced. A suitable feedstock for forming a diesel boiling range product can be hydrotreated to have a sulfur content of at least about 100 wppm and then dewaxed. This two stage process can allow for production of an arctic or winter diesel without use of high pressures. Optionally, a divided wall column fractionator can be used to allow a single separation stage to handle the effluent from both the hydroprocessing and the dewaxing stages.10-27-2011
20140197071FIELD ENHANCED SEPARATION OF HYDROCARBON FRACTIONS - Systems and methods are provided for using field enhanced separations to produce multiple fractions from a petroleum input. A liquid thermal diffusion and/or electric field separation is used to produce the fractions. The fractions can then be used to form multiple outputs that share a first feature while being different with regard to a second feature. For example, a first fraction from the plurality of fractions can have a desired value for a first property such as viscosity index. Two or more additional fractions from the plurality of fractions can then be blended together to make a blended fraction or output. The blended fraction can have a value for the first property that is substantially similar to the value for the first fraction. However, for a second property, the first fraction and the blended fraction can have distinct values. As a result, multiple output fractions can be formed that share a first feature but differ in a second feature.07-17-2014
20140197075FIELD ENHANCED SEPARATION OF HYDROCARBON FRACTIONS - Systems and methods are provided for using field enhanced separations to produce multiple fractions from a petroleum input. A liquid thermal diffusion and/or electric field separation is used to produce the fractions. The fractions can then be used to form multiple outputs that share a first feature while being different with regard to a second feature. For example, a first fraction from the plurality of fractions can have a desired value for a first property such as viscosity index. Two or more additional fractions from the plurality of fractions can then be blended together to make a blended fraction or output. The blended fraction can have a value for the first property that is substantially similar to the value for the first fraction. However, for a second property, the first fraction and the blended fraction can have distinct values. As a result, multiple output fractions can be formed that share a first feature but differ in a second feature.07-17-2014

Lei Zhang, Jinan CN

Patent application numberDescriptionPublished
20110265342SUPERHEATED VAPOR PRE-DRYING SYSTEMS FOR LIGNITE AND METHODS FOR DRYING LIGNITE - A pre-drying system for lignite, including an inner heating fluid bed dryer including at least one built-in heat exchanger, a feeding device, a second discharging valve, and at least one stage of dust collecting device. The built-in heat exchanger is connected to saturated vapor, and to a condensate system. A fluid bed of the inner heating fluid bed dryer is connected to superheated vapor. Exhaust vapor of the inner heating fluid bed dryer is processed by the dust collecting device, and then a part thereof returns to the fluid bed, and another part thereof is evacuated.11-03-2011

Lei Zhang, Spartanburg, SC US

Patent application numberDescriptionPublished
20110275264DURABLE FLAME RESISTANT FABRICS - Provided is a flame resistant fabric comprising a fabric substrate comprising cellulosic fibers and thermoplastic fibers, and a finish applied to the fabric substrate comprising a tetrahydroxymethyl phosphonium salt or a condensate thereof, a cross-linking agent, a brominated compound, and optionally a melamine resin. Also provided are methods of preparing the flame resistant fabric.11-10-2011

Lei Zhang, Kowloon HK

Patent application numberDescriptionPublished
20110317916METHOD AND SYSTEM FOR SPATIAL-TEMPORAL DENOISING AND DEMOSAICKING FOR NOISY COLOR FILTER ARRAY VIDEOS - A method for spatial-temporal denoising and demosaicking for noisy color filter array (CFA) video, the method including applying spatial-temporal CFA video denoising (12-29-2011

Lei Zhang, Suwon-Si KR

Patent application numberDescriptionPublished
20120044242DISPLAY APPARATUS AND METHOD FOR APPLYING ON-SCREEN DISPLAY (OSD) THERETO - A display apparatus and a method for applying an OSD applying thereto. The display apparatus maintains the depth of the OSD to be displayed on the screen at a specific depth if the depth of a 3D image is adjusted. Accordingly, even if the depth of the 3D image is adjusted, the depth of the OSD remains the same. Therefore, a user may be provided with the OSD of which depth does not change even if the depth of the 3D image is adjusted.02-23-2012
20120056984METHOD AND APPARATUS FOR CONVERTING 2-DIMENSIONAL IMAGE INTO 3-DIMENSIONAL IMAGE BY ADJUSTING DEPTH OF THE 3-DIMENSIONAL IMAGE - Provided are an apparatus and method for converting a two-dimensional (2D) image into a three-dimensional (3D) image. The method includes generating a first depth map by estimating depth information of an input image, wherein the input image is a 2D image; analyzing characteristics of the input image; predicting an error of the first depth map; determining a parameter for adjusting the first depth map based on the analyzed characteristics of the input image and the predicted error of the first depth map; adjusting the first depth map based on the determined parameter; and generating a 3D image of the input image based on the adjusted first depth map.03-08-2012
201201211633D DISPLAY APPARATUS AND METHOD FOR EXTRACTING DEPTH OF 3D IMAGE THEREOF - A three-dimensional (3D) display apparatus and a method for extracting a depth of a 3D image of the 3D display apparatus are provided. The 3D display apparatus includes: an image input unit which receives an image; a 3D image generator which generates a 3D image of which a depth is adjusted according to a relative motion between global and local motions of the image; and an image output unit which outputs the 3D image.05-17-2012
20120127273IMAGE PROCESSING APPARATUS AND CONTROL METHOD THEREOF - An image processing apparatus includes a depth map generator which generates a depth map of a predetermined image which includes at least one object; a disparity estimator which estimates a reference disparity of a left eye image and a right eye image at a predetermined distance from the object based on the generated depth map; a disparity calculator which calculates a changed disparity of the left eye image and the right eye image at a changed distance by using the estimated reference disparity if the predetermined distance is changed; and a three-dimensional (3D) image generator which generates a 3D image which moves horizontally from the left eye image and the right eye image corresponding to the changed disparity.05-24-2012
20120229600IMAGE DISPLAY METHOD AND APPARATUS THEREOF - An image display apparatus and method are provided. The image display apparatus includes receiving an image comprising a left-eye image and a right-eye image, determining at least one distortion parameter from the left-eye image and the right-eye image; converting the received left-eye image and right-eye image by removing a first boundary part from the received left-eye image and removing a second boundary part from the received right-eye image based on the at least one determined distortion parameter; and alternately displaying the converted left-eye image and right-eye image.09-13-2012

Lei Zhang, Salt Lake City, UT US

Patent application numberDescriptionPublished
20120095328SYSTEM, METHOD AND COMPUTER-ACCESSIBLE MEDIUM FOR UTILIZING CARDIAC OUTPUT TO IMPROVE MEASUREMENT OF TRACER INPUT FUNCTION IN DYNAMIC CONTRAST-ENHANCED MAGNETIC RESONANCE IMAGING - Exemplary embodiments of method, system and computer-accessible medium according to the present disclosure can be provided for converting magnetic resonance (MR) arterial signal intensity versus time curves to arterial input functions (AIF) with less susceptibility to artifacts such as flow-related enhancement. Exemplary methods, systems and computer-accessible medium can be used to constrain AIF to satisfies the indicator dilution principle, according to which the area under an initial pass component of AIF can be equal to the injected dose divided by the cardiac output. For example, Monte Carlo simulations of MR renography and tumor perfusion protocols can be performed for comparison with conventional methods.04-19-2012

Lei Zhang, Shenzhen City CN

Patent application numberDescriptionPublished
20120131767SEALING FASTENER - A plastic sealing fastener includes a fixing member, a latching ribbon formed on the fixing member and at least one locking portion. The locking portion is for locking the latching ribbon in the fixing member. The fixing member includes a first surface, a second surface opposite to the first surface, a first covering portion formed on the first surface and a second covering portion formed on the second surface. The first covering portion defines a first covering hole. The second covering portion defines a second covering hole. The at least one locking portion is formed on a side surface of the second covering hole. A depth of the second covering hole exceeds twice the length of the locking portion; and a depth of the first covering hole exceeds the length of the locking portion.05-31-2012
20120133158SEALING FASTENER - A plastic sealing fastener includes a fixing member, a latching strip fixed on the fixing member and a cover mounted on the fixing member. The fixing member defines a locking hole through which the latching strip passes. The fixing member forms a plurality of elastic teeth locking the latching strip in the locking hole. The cover defines a covering hole communicating with the locking hole through which the latching strip passes. A diameter of the covering hole is less than that of the locking hole.05-31-2012
20120141228SEALING FASTENER - A plastic sealing fastener includes a fixing member, a locking member defining a locking slot, a latching strip formed on the fixing member and a cover fixed on the fixing member. The locking member forms a locking portion in the locking slot. The cover defines a covering hole communicating with the locking slot, and a size of the covering hole is less than that of the locking slot. The locking portion comprises, for example, three locking teeth.06-07-2012

Lei Zhang, Westford, MA US

Patent application numberDescriptionPublished
20120208819HETEROCYCLIC COMPOUNDS USEFUL AS PDK1 INHIBITORS - The present invention provides compounds useful as inhibitors of PDK1. The present invention also provides compositions thereof, and methods of treating PDK1-mediated diseases.08-16-2012

Lei Zhang, Guangzhou CN

Patent application numberDescriptionPublished
20120229885ELECTROPHORETIC DISPLAY MEDIUM AND PREPARING METHOD THEREOF - An electrophoretic display medium and preparing method thereof. The electrophoretic display medium comprises: negatively or positively-charged pigment particles; neutral pigment particles with colors different from the charged pigment particles; and low-polar and/or non-polar dispersing solvent. The method of preparing the electrophoretic display medium comprises: synthesizing neutral pigment particles; synthesizing charged pigment particles; and preparing electrophoretic display medium. The method of synthesizing the neutral pigment particles comprises: mixing together pigment particles, macromonomers, coupling-agents and chain-initiators for polymeric reaction in the solvent, and reacting at a temperature of 30-120° C. for 4-48 hours. The method is applied to many kinds of inorganic oxides, inorganic salts and complex inorganic salt pigments. This method fundamentally avoids agglomeration caused by attraction of positively and negatively-charged electrophoretic particles, greatly enhancing display performance. The steps of synthesizing particles are simple and the preparing procedure of the electrophoretic medium is simplified, making the whole process simple and highly efficient.09-13-2012

Lei Zhang, Huizhou CN

Patent application numberDescriptionPublished
20130023262PROFILE SWITCHING METHOD BASED ON MOBILE PHONE WIFI AND A MOBILE PHONE - The present invention relates to a field of mobile communication, a profile adjusting method based on mobile phone WIFI is disclosed herein. An acquired SSID of the WLAN is compared with a pre-stored SSID, when the acquired SSID of the WLAN and the pre-stored SSID are determined to be the same, a user is prompted and the profile of the mobile phone which corresponds to the pre-stored SSID is activated. The profile switching method based on mobile phone WIFI provided in the present invention utilizes the existing mobile phone WIFI under the control of the mobile phone software to prompt that the user's mobile phone is in different locations based on the different WIFI connecting statuses, and automatically switching the profiles which correspond to locations which is pre-set by the user is achieved, as well as the user is provided convenience.01-24-2013

Lei Zhang, Toronto CA

Patent application numberDescriptionPublished
20130040631SYSTEM AND METHOD FOR CONTROLLING A FUNCTION OF AN ELECTRONIC DEVICE THROUGH A NETWORK - The disclosure provides a system, method and device for controlling function on an electronic device. The method comprises: receiving a communication from a communication network at the first device, the communication addressed to an account accessed by the first device and providing a first request for a meeting, a start time for the meeting and a second request to control a function of the first device for the meeting; identifying a component on the first device associated with the function; and deactivating the component when the start time arrives on the first device.02-14-2013

Lei Zhang, Chicago, IL US

Patent application numberDescriptionPublished
20130103385PERFORMING SENTIMENT ANALYSIS - There is provided a computer-implemented method of performing sentiment analysis. An exemplary method comprises performing a first sentiment analysis on microblogging data based on a method using an opinion lexicon. The method also includes training a classifier using training data from the first sentiment analysis. Additionally, the method includes identifying a new opinion term in the microblogging data by performing a statistical test. The new opinion terms are not in the opinion lexicon. The method also includes identifying new microblogging data based on the new opinion term. Further, the method includes performing a second sentiment analysis on the new microblogging data using the classifier.04-25-2013
20130103386PERFORMING SENTIMENT ANALYSIS - There is provided a computer-implemented method of performing sentiment analysis. An exemplary method comprises identifying one or more sentences in a microblog. The microblog comprises an entity. The method further includes identifying one or more opinion words in the sentences based on an opinion lexicon. Additionally, the method includes determining, for each of the sentences, an opinion value for the entity. The opinion value is determined based on an opinion value for each of the opinion words in an opinion lexicon.04-25-2013

Lei Zhang, Palo Alto, CA US

Patent application numberDescriptionPublished
20130170555ADAPTING TRANSFORM COEFFICIENT SCALING IN VIDEO/IMAGE CODING TO BLOCK FEATURES IDENTIFIED IN THE TRANSFORM DOMAIN - Methods, systems, and computer program products are provided to provide transform coefficient scaling at a block level in both a video/image encoder and a video/image decoder, rather than at a sequence- or picture-level in existing coding techniques. When providing and communicating transform coefficient scaling at the block level, scaling matrices that adapt to block contents can be used to improve the visual acuity of a given block when encoding a video picture or still image, instead of having to select a scaling matrix that would be applied to the entire picture. This approach allows more detail to be preserved in video and image coding.07-04-2013
20130223536PARALLEL PYRAMID ENTROPY CODING FOR VIDEO AND IMAGE COMPRESSION - Methods, systems, and computer program products are provided to divide code blocks, such as blocks of quantized coefficient of image or video data, into smaller blocks and sub-blocks that can be processed in parallel using layered entropy coding and decoding scheme. This division is accomplished while still encoding the entire code block using the same layered entropy coding scheme.08-29-2013
20130315296SYSTEMS AND METHODS FOR ADAPTIVE SELECTION OF VIDEO ENCODING RESOURCES - Various embodiments for facilitating the adaptive selection of encoding tools in a video processing device. One embodiment, among others, is a method implemented in a video processing device for adaptively selecting video encoding tools. The method comprises receiving video data comprising a plurality of frames, determining a real-time available bandwidth associated with a dynamic random access memory (DRAM), and generating a feedback signal based on the determined real-time available bandwidth. An encoding resource is selected for processing at least a portion of the plurality of frames based on the feedback signal.11-28-2013
20130322516SYSTEMS AND METHODS FOR GENERATING MULTIPLE BITRATE STREAMS USING A SINGLE ENCODING ENGINE - Various embodiments are disclosed for generating multiple output bitrates of a video processing device for encoding video. The method comprises receiving video data comprising a plurality of frames encoding, by a single encoding engine, the received video data to generate a plurality of bitstreams corresponding to different bitrates by sharing such coding decisions as which motion vectors to retrieve, intra-mode prediction, and intra and inter-mode decisions. The method further comprises determining an available network bandwidth for transmitting encoded video and transmitting one or more of the plurality of bitstreams generated by the single encoding engine based on the determined available bandwidth.12-05-2013
20140015922REAL-TIME ENCODING SYSTEM OF MULTIPLE SPATIALLY SCALED VIDEO BASED ON SHARED VIDEO CODING INFORMATION - In one embodiment, a method comprising receiving at a single encoding engine an input video stream having one or more pictures of a first size; and generating by the single encoding engine, in parallel, plural encoded streams, a first of the encoded streams comprising one or more pictures of the first size and a second of the encoded streams comprising one or more pictures of a second size that is smaller than the first size, the encoding of the second stream based on sharing video coding information used in encoding the first encoded stream.01-16-2014
20140016693REAL-TIME VIDEO CODING SYSTEM OF MULTIPLE TEMPORALLY SCALED VIDEO AND OF MULTIPLE PROFILE AND STANDARDS BASED ON SHARED VIDEO CODING INFORMATION - In one embodiment, a method comprising receiving at a single encoding engine an input video stream according to a first version of a video characteristics, such as frame rate, profile and level, and coding standard, and generating by the single encoding engine, in parallel, a plurality of streams comprising a first encoded stream according to a first version of the video characteristic and a second encoded stream according to a second version of the video characteristic, the second encoded stream generated based on video coding information used to generate the first encoded stream.01-16-2014
20140119434ADAPTIVE INTRA-REFRESHING FOR VIDEO CODING UNITS - The present disclosure relates to the use of adaptive intra-refreshing of video coding units to improve video perceptive quality by reducing artifacts such as I-pulsing. A picture to be encoded as an inter-coded picture is received from a video stream. A coding unit of the picture is encoded using an inter-predicted mode or an intra-predicted mode, where the mode is selected according to a selection function applied to the coding unit. The selection function is biased based at least in part on a temporal distance between the picture and a nearest intra-coded picture in the video stream. In various embodiments, bit rate, distortion from prediction errors, quantization factors and differences between pictures, content information, hypothetical reference decoder buffer information, group of pictures length, position of the coding unit, and/or other information may be factors employed in the selection function.05-01-2014
20140146869SUB PICTURE PARALLEL TRANSCODING - Disclosed are various embodiments directed to transcoding a video file bit stream in parallel at a sub picture latency and faster than real time rate. A processed raw pixel data stream is written to a memory, the processed raw pixel data stream being expressed as a sequence of pictures. Each picture is divided into a first sub picture partition and a second sub picture partition. A first encoder encodes each first sub picture partition, the first encoder being communicatively coupled to the memory, and a second encoder encodes each second sub picture partition, the second encoder being communicatively coupled to the memory.05-29-2014
20140177717REDUCTION OF I-PULSING ARTIFACTS - Various methods and systems are provided for reduction of I-pulsing artifacts. In one example, among others, a method includes modifying at least a portion of a picture to be encoded as an I picture based at least in part upon a picture that precedes the picture. The modification can reduce an I-pulsing artifact associated with the I picture. The modified picture is intra-coded for inclusion in a series of encoded pictures, which may then be transmitted. In another example, an encoder includes adaptive pre-processing circuitry configured to modify at least a portion of a first picture based at least in part upon a second picture that precedes the first picture in a series of video pictures. For example, the modification may be based upon coding noise associated with the preceding picture. Intra-encoding processing circuitry is configured to encode the modified picture as an I picture.06-26-2014
20140334533System And Method For Adaptive Coding Tree Mode Decision - A system and method for encoding video is provided. The system may partition a video frame into multiple coding units. The system may determine a memory bandwidth budget and selectively code each coding unit based on a memory cost as compared to the memory bandwidth budget.11-13-2014

Lei Zhang, Auburndale, MA US

Patent application numberDescriptionPublished
20130184294Pyrimidones for Treatment of Potassium Channel Related Diseases - The present invention relates to compounds of Formula I as described herein or a pharmaceutically acceptable salt thereof, pharmaceutical composition comprising a compound of Formula I or a pharmaceutically acceptable salt thereof and methods of treating a disease, disorder, or condition of the central nervous system, including bipolar disorder, depressive disorders, anxiety disorders, cognitive disorders, pain disorders, urogenital disorders, and epilepsy, among the other diseases, disorders or conditions discussed herein as mono-therapy or in combination with another active pharmaceutical ingredient.07-18-2013
20140005183Novel 4-(Substituted Amino)-7H-Pyrrolo[2,3-d] Pyrimidines As LRRK2 Inhibitors01-02-2014
20140128374HETEROAROMATIC COMPOUNDS AND THEIR USE AS DOPAMINE D1 LIGANDS - The present invention provides, in part, compounds of Formula I:05-08-2014
20140336176HETEROAROMATIC COMPOUNDS AND THEIR USE AS DOPAMINE D1 LIGANDS - The present invention provides, in part, compounds of Formula I:11-13-2014

Lei Zhang, Princeton, NJ US

Patent application numberDescriptionPublished
20130245429ROBUST MULTI-OBJECT TRACKING USING SPARSE APPEARANCE REPRESENTATION AND ONLINE SPARSE APPEARANCE DICTIONARY UPDATE - A computer-implemented method for tracking one or more objects in a sequence of images includes generating a dictionary based on object locations in a first image included in the sequence of images. One or more object landmark candidates are identified in the sequence of images and a plurality of tracking hypothesis for the object landmark candidates are generated. A first tracking hypothesis is selected from the plurality of tracking hypothesis based on the dictionary.09-19-2013

Lei Zhang, Zhucheng CN

Patent application numberDescriptionPublished
20130267642HIGH DAMPING RUBBER PREPARATION RAW MATERIAL FOR CAR VIBRATION REDUCTION PRODUCT - The present invention makes public a type of car vibration damping products using high damping rubber compound materials, involving the rubber technical field, whose features are the following ones: chloride butyl, 100; carbon black N220, 10-40; carbon black N330, 20-50; naphthenic oil H-3107, 20-40; age resister RD, 1-3; age resister 4010NA, 1-3; homogenizing agent 40MSF, 3-6; indirect zinc oxide, 5-10; magnesium oxide, 0.1-0.5; accelerating agent BZ, 1-5.10-10-2013
20130267644ACRYLATE RUBBER RAW MATERIAL COMPOSITION FOR CRANKCASE VENTILATION HOSE - The present invention makes public a type of acrylate rubber materials used in crankcase ventilation pipes, which belongs to the technological field of rubber and has the following characteristic qualities: acrylate rubber PA 402L, 40-70; acrylate rubber PA 402H, 30-60; stearic acid, 1-2; age resister Dusantox 86, 2-3; processing agent Vanfre VAM, 1-2; carbon black N330, 25-45; carbon black N550, 10-30; potassium stearate, 0.2-0.5; sodium stearate, 1-4; brimstone, 0.1-0.3. The oil resistance of this acrylate rubber made by the above mentioned materials is superior than the now commonly used acrylate rubber's, its heat resistance corresponds to ethylene acrylate rubber's and its cost is cheaper.10-10-2013

Lei Zhang, Huizhou City CN

Patent application numberDescriptionPublished
20130288740Mobile Terminal Using Common Antenna for Performing NFC function and FM-TX Function - A mobile terminal using a common antenna to perform an NFC function and an FM-TX function is provided. The mobile terminal includes a baseband chip, an NFC chip, an FM chip, and an antenna. The NFC chip and the FM chip are connected to the baseband chip. The mobile terminal also comprises a selecting unit connected to the baseband chip, the NFC chip, the FM chip, and the antenna, for conducting the NFC chip and the antenna or conducting the FM chip and the antenna based on a control of the baseband chip. The mobile terminal proposes a single antenna for performing the NFC function and the FM-TX function. A passage between corresponding functions is conducted through the selecting unit. It is unnecessary to use an additional antenna inside the mobile terminal. Thus, the mobile terminal has more spacious capacity, and the cost of the mobile terminal is reduced.10-31-2013

Lei Zhang, Frisco, TX US

Patent application numberDescriptionPublished
20130325942RECOMMENDER SYSTEM FOR CONTENT DELIVERY NETWORKS - A device includes a processor. The processor is configured to determine a hit time for each of a plurality of content items based on at least one of users' history of access to the content items on content distribution clusters in a content distribution network, the users' past ratings of the content items, and social network information associated with the users. The hit time of a content item indicates a number of times that the content item is likely to be accessed by the users. The processor is further configured to compute caching priorities of the content items based on a caching policy of the device and the determined hit times, and initiate a redistribution, over a network, of the plurality of content items over the content distribution clusters of the content distribution network based on the caching priorities.12-05-2013
20140120891METHODS AND SYSTEMS FOR DETECTING AND PREVENTING UNINTENDED DIALING BY A PHONE DEVICE - An exemplary method includes an unintended-dialing detection and prevention system 1) determining, based on an unintended-dialing detection heuristic, a phone dialing pattern associated with a phone dialing event of a phone device, 2) determining, based on the unintended-dialing detection heuristic, that the phone dialing pattern associated with the phone dialing event matches a predefined phone dialing pattern indicative of unintended dialing, and 3) automatically performing, in response to the determining that the phone dialing pattern associated with the phone dialing event matches the predefined phone dialing pattern indicative of the unintended dialing, an operation configured to prevent a placement of a phone call by the phone device in response to the phone dialing event. Corresponding methods and systems are also disclosed.05-01-2014
20140338001COLLABORATIVE PARENTAL CONTROL OF STREAMING MEDIA - A network device receives a request for a selected video from a first user at a client device, and determines similarities between a second user associated with the first user and other parents in a collaborative community, wherein the similarities are determined based on the second user's, and the other users', prior censoring of videos. The network device obtains all exclusions applied by the second user, and the other users, in the collaborative community to the selected video, wherein each of the exclusions comprises a portion of the selected video identified for censoring by one of the users in the collaborative community. The network device further selectively applies each of the determined exclusions to the selected video based on the determined similarities, and sends the selected video, with the selectively applied exclusions, to the requesting first user at the client device.11-13-2014

Lei Zhang, Yantai CN

Patent application numberDescriptionPublished
20140018232A HIGH-SELECTIVITY CATALYST FOR PRODUCTION OF HIGH-QUALITY GASOLINE FRACTIONS FROM SYNGAS AND ITS PREPARATION METHOD - The invention relates to a catalyst for selective synthesis of high-quality gasoline fractions from syngas and the preparation method of the catalyst. This catalyst consists of cobalt, a promoter and molecular sieve, wherein cobalt is presented in an amount of 1-30%, the promoter is represented in an amount of 0.01-5% and the balance is molecular sieve based on the weight of the catalyst. This catalyst provides superior selectivity for C01-16-2014
20140350198POLYCARBONATE PREPARATION METHOD - Provided is a polycarbonate preparation method, comprising the following steps: a) mixing a phenoxide water aqueous solution of a bisphenol and/or a polyphenol with a phosgene and an inert organic solvent, reacting, and generating a polycarbonate oligomer; b) highly emulsifying the oligomer by reinforced micromixing to form a stable emulsion; and c) introducing the emulsion into a polycondensation reactor for a chain extending reaction, separating and finally obtaining the polycarbonate. Through the reinforced micromixing, the present method can prepare the high-molecular-weight polycarbonate without any catalysts, thus simplifying the post-treatment process of the product and improving product quality.11-27-2014

Lei Zhang, Wuhan CN

Patent application numberDescriptionPublished
20140185996BENDING INSENSITIVE SINGLE MODE OPTICAL FIBER - In one aspect of the invention, the bend insensitive single-mode optical fiber includes a core layer and cladding layers having an inner cladding layer, a trench cladding layer and an outer cladding layer sequentially formed surrounding the core layer from inside to outside. For the core layer, the diameter is 7-7.9 μm, and the relative refractive index difference Δ07-03-2014

Lei Zhang, Hao CN

Patent application numberDescriptionPublished
20140175196SYSTEM AND METHOD FOR PROCESSING OBJECTS HAVING CHEMICAL CONTAMINATES - A system and method for processing objects having chemical contaminates includes a shredding module arranged to shred the objects to form a plurality of shredded fragments, each having the chemical contaminates, and a separating module arranged to separate the chemical contaminates from the shredded fragments.06-26-2014
20140175197SYSTEM AND METHOD FOR PROCESSING OBJECTS HAVING CONTAMINATING PARTICLES - A system and method for processing objects having contaminating particles includes the steps of shredding the objects in a shredding chamber to form a plurality of shredded fragments, wherein the shredding chamber is arranged to be substantially combustion resistant, and removing the contaminating particles from the plurality of shredded fragments.06-26-2014

Lei Zhang, Chongqing City CN

Patent application numberDescriptionPublished
20140152348BICMOS CURRENT REFERENCE CIRCUIT - A BiCMOS current reference circuit includes a reference core, a startup circuit, and a reference current output circuit. The reference core contains a current mirror, a positive temperature coefficient current generator, and a negative temperature coefficient current generator. The current mirror generates matching branch current. The positive and negative temperature coefficient currents were added in certain proportion to generate a reference current with zero temperature coefficient at room temperature. The startup circuit starts the reference core at power-on. The reference current output circuit proportionably outputs reference current generated by the reference core. Compared with the conventional voltage reference, the circuit uses current conveying technique, so it won't be affected by DC voltage drops of power supply network, and it features low transmission loss, good matching, excellent temperature stability, small chip size and auto-startup at power-on. It's preferably suitable for applications where A/D and D/A converters require accurate reference signals.06-05-2014

Lei Zhang, Houston, TX US

Patent application numberDescriptionPublished
20140231311LOW VISCOSITY METAL-BASED HYDROGEN SULFIDE SCAVENGERS - A composition useful for scavenging hydrogen sulfide by admixing metal carboxylates which have high viscosity due to polymerization and a viscosity improver selected from the group consisting of glycol ethers having from about 4 to about 10 carbons and alkyl alcohols having from about 1 to about 4 carbons.08-21-2014

Lei Zhang, Sammamish, WA US

Patent application numberDescriptionPublished
20140258979CLOUD-BASED LOCALIZATION PLATFORM - Systems, methods, and computer-readable media having computer-executable instructions embodied thereon that generate notifications that are delivered to translators who provide updates or translations that are included in localization resources for software applications are provided. Resources are stored on a cloud device in a development file or a public database. The public database stores the content that is selected for modification or translation. The languages may be selected by one or more application developers or may be based on a geographic region associated with the content or the language currently associated with the content. One or more translators are identified based on matches to translator profiles included in the public database. The matching translators receive notifications, which inform the translator that updates or translations are requested. In turn, the translators may access the public database and provide the updates or translations.09-11-2014

Lei Zhang, Chiba JP

Patent application numberDescriptionPublished
20140308542MAGNETIC RECORDING MEDIUM AND MAGNETIC STORAGE APPARATUS - A magnetic recording medium includes a substrate, multiple underlayers formed on the substrate, and a magnetic layer formed on the multiple underlayers. A main component of the magnetic layer is an alloy having a L110-16-2014
20140376127MAGNETIC RECORDING MEDIUM AND MAGNETIC STORAGE APPARATUS - A magnetic recording medium includes a substrate, a magnetic layer including a FePt alloy having a L112-25-2014
20150029830MAGNETIC RECORDING MEDIUM AND MAGNETIC STORAGE APPARATUS - A magnetic recording medium includes a substrate, a magnetic layer including an alloy having an L101-29-2015
20150036242MAGNETIC RECORDING MEDIUM AND MAGNETIC STORAGE APPARATUS - A magnetic recording medium includes a substrate, a magnetic layer including an alloy having a L102-05-2015
Website © 2015 Advameg, Inc.