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Wei Liu

Wei Liu, Shanghai CN

Patent application numberDescriptionPublished
20100057287METHOD AND APPARATUS FOR CONTROLLING AN ACTUATABLE SAFETY DEVICE - A method for determining a crash condition of a vehicle comprises the step of sensing crash acceleration in a first direction substantially parallel to a front-to-rear axis of the vehicle and providing a first acceleration signal indicative thereof. The method also comprises the step of sensing crash acceleration in a second direction substantially parallel to a side-to-side axis of the vehicle and near opposite sides of the vehicle and providing second acceleration signals indicative thereof. The method further comprises the steps of determining a transverse crash value functionally related to the second acceleration signals and comparing the determined transverse crash value against a safing threshold. The method still further comprises the step of determining a crash condition of the vehicle in response to (a) the comparison and (b) the first acceleration signal.03-04-2010
20100197020TISSUE ENGINEERING TENDON AND CONSTRUCTION METHODS IN VITRO THEREOF - The invention discloses a tissue engineering graft, comprising:(a) pharmaceutically-acceptable biodegradable material; and (b) seed cells, which can be inoculated on the described biodegradable material and are selected from:(i) fibroblasts; (ii) adipose derived cells, or (iii) mixture of dermal fibroblasts and ASCs according to the ratio of 1:10000-10000:1. The graft can be prepared by mixing of seed cell and pharmaceutically-acceptable biodegradable material, obtaining a construct of seed cells and pharmaceutically-acceptable biodegradable material, then culturing the construct in a bioreactor in vitro. The graft can be used for repairing the defect of tendon tissues.08-05-2010
20110077291Preparations of Taxanes for Intravenous Administration and the Preparation Method Thereof - The present invention relates to the field of medical technology. More specifically, the present invention relates to a preparation of taxanes for intravenous administration, which consists of two parts: a drug solution and an emulsion. Said drug solution consists of paclitaxel or docetaxel, a pH regulator and a solvent for injection, wherein said solvent for injection is an organic solvent. Said emulsion includes a fat emulsion and is composed of oil for injection, an emulsifier, an antioxidant, an isotonic regulator, a stabilizer, a pH regulator and water for injection. When used, the drug solution at the clinical dosage can be added and mixed homogeneously in the emulsion to perform intravenous drip directly; or the drug solution at the clinical dosage can also be firstly added into the emulsion with no less than 5 times volume of the drug solution and then a predetermined amount of normal saline or glucose solution for injection is added to perform intravenous drip. The preparation of the present invention does not contain solubilizer and has advantages of little toxicity, safety, effectiveness, stability and economy. The fat emulsion is also used as a nutritional replenishment, thus achieving a better therapeutic effect. In addition, the normal saline or glucose solution for injection can be used to replace a considerable amount of the emulsion, which makes the preparation, therefore, not only cost-efficient, but also convenient for transportation and storage in practice.03-31-2011
20110270598Integrated Circuit Design and Simulation - An integrated circuit design method, system and simulator, wherein the integrated circuit design method includes: determining a region in which power supply noise shall be analyzed; determining current model parameters of the region; determining model parameters of a power supply network model; inputting into a simulator a net list; judging whether or not the region satisfies noise requirements of a chip power supply; and if the region satisfies noise requirements of the chip power supply, determining that the initial area is a minimum area that satisfies the noise requirements of the chip power supply in case the initial number of decoupling capacitors are used in the region.11-03-2011
20120232321METHOD FOR SYNTHESIS OF 1-DECENE OLIGOMER - A method for synthesis of 1-decene oligomer is provided, wherein 1-decene is polymerized at 80-120° C., 0.8-1.4 MPa in the presence of aluminum trichloride catalyst supported on gamma-alumina and n-hexane solvent where the volume ratio of 1-decene to n-hexane is 3:8-4:1. The catalyst is treated as follows: impregnating gamma-alumina carrier in 0.5-2.0 mol of hydrochloric acid, sulfuric acid, nitric acid or mixtures thereof, then vacuum drying at 80-100° C. and calcining at 400-800° C.; dissolving 5-10 g of anhydrous aluminum trichloride in 100 ml of tetrachloromethane, trichloromethane or dichloromethane solvent; adding the obtained solution into 10-20 g of activated alumina carrier and obtaining the catalyst after vacuum drying. The conversion rate of 1-decene is 50 wt % or more. The oligomer has a kinematic viscosity at 40° C. of 6.0-25 mm2/s and a viscosity index of 160-262.09-13-2012
20130149824METHOD FOR MANUFACTURING A TUNNELING FIELD EFFECT TRANSISTOR WITH A U-SHAPED CHANNEL - The present invention belongs to the technical field of semiconductor device manufacturing and specifically relates to a method for manufacturing a tunneling field effect transistor with a U-shaped channel. The U-shaped channel can effectively extend the transistor channel length, restrain the generation of leakage current in the transistor, and decrease the chip power consumption. The method for manufacturing a tunneling field effect transistor with a U-shaped channel put forward in the present invention is capable of realizing an extremely narrow U-shaped channel, overcoming the alignment deviation introduced by photoetching, and improving the chip integration degree.06-13-2013
20130149848METHOD FOR MANUFACTURING VERTICAL-CHANNEL TUNNELING TRANSISTOR - The present invention belongs to the technical field of semiconductors and specifically relates to a method for manufacturing a vertical-channel tunneling transistor. In the present invention, the surrounding gate gate structure improves the control capacity of the gate and the source of narrow band gap material can enhance the device driving current. The method for manufacturing a vertical-channel tunneling transistor put forward by the present invention capable of controlling the channel length precisely features simple process, easy control and reduction of production cost.06-13-2013
20140197258SAFETY SHREDDER WITH BIN-FULL DEVICE AND TIME DELAY - A mechanical bin-full device for a paper shredder with a pressing plate, a contact switch, and a touching part. The pressing plate is installed at an outside portion of the shredder mechanical parts under the lower housing. One end of the pressing plate is pivots on the lower housing and the other end is free. The contact switch is fixed on the lower housing and a contact point is provided on the contact switch. The touching part is provided on the pressing plate, away from the mechanical parts. The lower housing has a through-hole under the contact point of the contact switch enabling the touching part to contact the contact point. The waste paper drives the pressing plate to turn around the joint between it and the lower housing, making the touching part touch the contact point of the contact switch and making the shredder power off.07-17-2014
20140359550POWER DELIVERY NETWORK ANALYSIS - A method and apparatus for power delivery network (PDN) analysis comprises obtaining time-domain single-pulse current response of the PDN, computing a maximum transient simultaneous switching noise (SSN) of the PDN according to the time-domain single-pulse current response, and determining that noise performance of the PDN conforms to a design requirement of the PDN if the maximum transient SSN is less than a PDN SSN threshold. Transient characteristics of the PDN can be analyzed.12-04-2014

Patent applications by Wei Liu, Shanghai CN

Wei Liu, Jiangsu CN

Patent application numberDescriptionPublished
20110054207SULFATED PSYLLIUM DERIVATIVE FOR REDUCING THE RISK OF CHRONIC HUMAN DISEASES AND METHOD FOR PREPARING THE SAME - The invention is directed to a method for preparing sulfated psyllium derivatives for use to reduce the risk of chronic human diseases. The sulfation of psyllium was carried out with sulfur, trioxide, pyridine, dimethylformamide and chlorosulfonic acid in pyridine. Six total sulfated psyllium derivatives named SP1, SP2, SP3, SPR1, SPR2, and SPR3 were prepared and evaluated for their morphological and rheological properties, and bile acid-binding abilities. The invention offers a novel approach to obtaining sulfated psyllium derivatives for use in functional foods or supplemental and pharmaceutical products to increase health benefits.03-03-2011

Wei Liu, Beijing CN

Patent application numberDescriptionPublished
20090003690METHOD AND SYSTEM FOR PROCESSING IMAGE AT HIGH SPEED - An image processing method and system that performs color space transformation on an image to be compressed and obtaining pixel values, performing intra-row differential pulse code modulation coding on the image pixel values to obtain numerical values, and determining whether each of the numerical values is within a preset range. Variable length coding is performed on the numerical value obtained by using a fixed code table if the numerical value is within the range, variable length and by using a dynamic code table if it is not. Low algorithm complexity and fast processing meets the requirement of real-time video transmission. The pixel components of the image can be processed in parallel and adjacent processing steps can be performed in the same clock frequency, thereby remarkably reducing difficulty and cost in FPGA or chip implementation.01-01-2009
20090031229Method and Apparatus for Customizing a Model Entity Presentation Based on a Presentation Policy - A method and device are provided for customizing a model entity presentation based on a presentation policy. The method comprises: applying the presentation policy to a first model to generate a presentation model; creating a model entity thereof according to the first model; reading model content from the first model and reading presentation data from the presentation model; and applying the read model content and presentation data to the model entity. The presentation model and core model of data are separated, and their association may be configured through a presentation policy in real-time during operation. The real-time and dynamic configuration of the method and device provide enhanced flexibility for users.01-29-2009
20100241822METHOD AND APPARATUS FOR MANAGING TLB - An apparatus and method for managing a translation look-aside buffer (TLB). The TLB is shared by a plurality of jobs. The method including the steps of: obtaining at least one attribute of each job of the plurality of jobs; assigning a priority level to each job according to at least one attribute of each job; and managing the related TLB entries of each job according to the priority level of each job. The present invention also provides an apparatus for managing TLB corresponding to the above method. The method and apparatus according to the present invention provide an efficient use of the shared TLB.09-23-2010
20110055522REQUEST CONTROL DEVICE, REQUEST CONTROL METHOD AND ASSOCIATED PROCESSORS - A request control device, request control method, and a multiprocessor cooperation architecture. The request control device is connected to a request storage module and includes a comparing means and an identifier means. The comparing means is configured to determine if an incoming first queue unit corresponds to the same message with a queue unit that has existed in the request storage module. The identifier setting means is configured to set a save identifier of the queue unit that has existed in the request storage module to indicate not to save a state associated with the message if the first queue unit corresponds to the same message with the queue unit that has existed in the request storage module. According to the technical solution of the invention, the access to the memory caused by saving/loading the states is reduced and thereby increases the processing speed of the processor.03-03-2011
20110138396METHOD AND SYSTEM FOR DATA DISTRIBUTION IN HIGH PERFORMANCE COMPUTING CLUSTER - The present invention discloses a method and system for data distribution in a High-Performance Computing cluster, the High-Performance Computing cluster comprising a Management node and M computation nodes where M is an integer greater than or equal to 2, the Management node distributing the specified data to the M computation nodes, the method comprising steps of: dividing the M computation nodes into m layers where m is an integer greater than or equal to 2; dividing the specified data into k shares where k is an integer greater than or equal to 2; distributing, by the Management node, the k shares of data to a first layer of computation nodes as sub-nodes thereof, each of the first layer of computation nodes obtaining at least one share of data therein; distributing, by each of the computation nodes, the at least one share of data distributed by a parent node thereof to sub-computation nodes thereof; and requesting, by each of the computation nodes, the remaining specified data to other computation nodes, to thereby obtain all the specified data. The method and system enable data to be distributed rapidly to various computation nodes in the High-Performance Computing cluster.06-09-2011
20110200040EXTREMUM ROUTE DETERMINING ENGINE AND METHOD - An embodiment of the invention provides an extremum route determining engine and method. The engine includes a memory for storing a path with a weight in a graph and an extremum route determining logic circuit. The logic circuit includes a path reading section for reading the path in the graph, a writing section for updating the weight of the read path according to a predetermined extremum requirement and writing the path whose weight is updated into the memory, and an extremum route determining section for determining an extremum route. The method includes reading a stored path in a graph, the path having a weight, updating the weight of the read path and writing the path whose weight has been updated into a memory, and determining an extremum route. An embodiment of the invention improves the processing speed of extremum route determination.08-18-2011
20110246667PROCESSING UNIT, CHIP, COMPUTING DEVICE AND METHOD FOR ACCELERATING DATA TRANSMISSION - A processing unit coupled to a bus for accelerating data transmission and a method for accelerating data transmission. The present invention provides a streaming data transmission mode in which a plurality of data blocks are transmitted via one handshake. The present invention employs handshake save policy, when a processing unit sends a request comprising a plurality of data blocks on a bus, a cache or memory will perform address matching to judge whether there is any hit data block. If there is any hit data block, the cache or memory only needs to reply once and then start to continuously transmit the hit data blocks it possesses. Thus, a separate handshake for each data block is no longer needed.10-06-2011
20120005678ACCELERATOR AND ITS METHOD FOR REALIZING SUPPORTING VIRTUAL MACHINE MIGRATION - A computer-implemented method, an accelerator hardware unit, and an article of manufacture for supporting virtual machine migration. The method includes: acquiring a task request from a task queue of an accelerator hardware unit; extracting identification information of a related virtual machine from the task request; determining whether the identification information of the related virtual machine matches the identification information of a virtual machine to be migrated, where the identification information of a virtual machine to be migrated is recorded in a virtual machine identification information table; and deleting the task request from the task queue if the extracted identification information matches the identification information of a virtual machine to be migrated.01-05-2012
20120047149Document Key Phrase Extraction Method - A computer-implemented method of extracting key phrases from a document is disclosed comprising the steps of accessing a repository comprising linked subjects, the repository comprising first and second data structures representing the relationship between said subjects using different representation criteria; pruning the first data structure by removing links between subjects based on a further relationship between said subjects in the second data structure; matching phrases in said document to subjects in the pruned first data structure; further pruning the pruned first data structure by removing unmatched subjects that are not linked to matched subjects; determining a ranking for each matched subject; and selecting key phrases using the determined subject rankings. A computer program for implementing the steps of this method when executed on a computer is also disclosed.02-23-2012
20120066587Apparatus and Method for Text Extraction - A method of determining main text in a mark-up document is provided, which comprises determining a length of each paragraph in the mark-up document; and determining one or more main paragraphs of the mark-up document based upon the length of the paragraphs in the mark-up document.03-15-2012
20120069192Data Processing System and Method - A data processing system and method for processing images received from multiple cameras are provided. The system includes a memory for receiving first and second images associated with respective cameras; a determiner adapted to process the first and the second images to identify respective objects depicted therein; the determiner is further adapted to calculate a predetermined metric associated with projections of the respective objects in a first frame of reference; and a labeler adapted to assign a common label to the objects according to the predetermined metric.03-22-2012
20120109974Acronym Extraction - Disclosed is a system and computer-implemented method for extracting an acronym and one or more corresponding expansions of the acronym from a document represented in a markup language. The computer-implemented method comprises: identifying at least one acronym contained in the document; determining one or more expansions of the at least one identified acronym based on a portion of document located proximate the identified acronym; determining a ranking for each determined expansion based attributes of the document; and selecting one or more expansions for an identified acronym using the determined rankings.05-03-2012
20120117084Data Processing System and Method - Embodiments of the present invention relate to a data processing method comprising the steps of processing a first sample set associated with first results of tracking a target in a number of image frames using a first object classifier arranged to operate according to a first feature and processing a second sample set associated with second results of tracking the target in said number of image frames using a second object classifier arrange to operate according to a second feature, and using at least one of the first and second tracking results to influence at least one particle filter adapted to influence at least one of subsequent first and second tracking results.05-10-2012
20120143971Communicating Electronic Mail - Proposed is the use of an email-stamp for representing an email address. By comprising information about one or more email addresses of a recipient, an email stamp may be processed in accordance with an optical recognition process so as to identify the email address of the recipient and enable an email to be automatically sent to the recipient.06-07-2012
20120176746Portable Terminal and Control Method Thereof, Portable Device and Control Method Thereof - A portable terminal is provided, which comprises: a master device and a slave device, the master device includes a master detection unit, a master notification unit and a master control unit, and the slave device includes a slave detection unit, a slave notification unit and a slave control unit; the master detection unit and the slave detection unit are used to detect whether the second interface of the slave device is connected to the first interface of the master device, respectively; when the second interface is connected to the first interface, the master notification unit is used to transmit a first notification instruction to the master device, the slave notification unit is used to transmit the first notification instruction to the slave device; and the master control unit and the slave control unit are used to control the first hardware system and the second hardware system to compose a third hardware system, respectively, after the master device and the slave device connect with each other according to the first notification instruction, and the first OS and/or the second OS run(s) on the third hardware system. The master device and the slave device of the portable terminal in the present application may compose a hybrid system architecture to cooperate or separate as two different device to operate individually.07-12-2012
20120230402CONTEXT REDUCTION FOR LAST TRANSFORM POSITION CODING - A context reduced last transform (CRLT) coding technique which enhances parallel context processing, such as utilized in JCTVC-D262, to reduce complexity by reducing the number of context models using for coding the position of the last significant transform coefficient. Selected context models are removed and additional bins are shared which reduce the number of contexts required. In one benchmark test for YUV 4:2:0 video, the number of context models were reduced from 120 for the proposed entropy encoding of JCTVC-D262 test model HM 2.0, versus 82 context models required for CRLT coding.09-13-2012
20120254838METHOD AND APPARATUS FOR TRACING MEMORY ACCESSES - Apparatus, computer-readable storage medium and a method executed by a computer for tracing the memory accesses of an object-oriented program comprises assigning a unique identification to each class object created from at least one class in the object-oriented program by modifying a class definition of the at least one class. In response to an unloading of one of the class objects, obtaining class unloading related information from a runtime environment of the object-oriented program and obtaining the unique identification of the unloaded class object according to the returned information. Then releasing memory space assigned to the unloaded class object for storing the memory access information of the unloaded class object.10-04-2012
20120278705System and Method for Automatically Extracting Metadata from Unstructured Electronic Documents - A system and method for automatically extracting meta data from unstructured electronic documents is disclosed. In one embodiment, the unstructured electronic document is converted into a plain text document. Further, a document header of the unstructured electronic document is extracted from the plain text document using a rule-based document header extractor, where the rule-based document header extractor may be based on a rule that includes determining a ratio of a number of words with their initial letters capitalized in a text line over a total number of words in the text line in the plain text document. Moreover, meta data is extracted from the extracted document header using a heuristic approach.11-01-2012
20130036076METHOD FOR KEYWORD EXTRACTION - Presented is a method of extracting keywords. The method includes obtaining a corpus of documents, determining a first set of words that appear as keywords in a document present in the corpus of documents, determining a second set of words that appear in the corpus of documents but not necessarily appear as keywords in the document, and determining a final set of keywords for the document by combining the first set of words with the second set of words.02-07-2013
20130105742Impregnated Yttric or Gadolinium-Containing Barium-Aluminum-Scandate Cathodes and Their Fabrication Methods05-02-2013
20130110500METHOD, SYSTEM, AND APPARTUS FOR SELECTING AN ACRONYM EXPANSION05-02-2013
20130263149Dynamically Adjusting Global Heap Allocation in Multi-Thread Environment - Global heap allocation technologies in a multi-thread environment, and particularly to a method and system for dynamically adjusting global heap allocation in the multi-thread environment, and more particularly to a method and system for dynamically adjusting global heap allocation by monitoring conflict parameters of the global heap allocation method. The present invention provides a method of dynamically adjusting global heap allocation in multi-thread environment, comprising: identifying a global heap allocation method in an application program; judging whether the global heap allocation method is a multi-thread conflict hot point; and using a local stack to allocate memory space requested by the global heap allocation method in response to a “yes” judging result. The method according to the present invention is adapted to purposefully dynamically adjust the intrinsic global heap allocation method in the program according to a real-time running state, reduce the lock contention on the global heap, and effectively improve a resource allocating efficiency and a resource utilization rate.10-03-2013
20140002316Communication Device and Antenna Testing Device01-02-2014
20140137943PHOTOVOLTAIC DEVICE WITH SOLUTION-PROCESSED CHALCOGENIDE ABSORBER LAYER - The present invention provides a photovoltaic device, such as, a solar cell, having a substrate and an absorber layer disposed on the substrate. The absorber layer includes a doped or undoped composition represented by the formula: Cu05-22-2014
20140144508PHOTOVOLTAIC DEVICE WITH SOLUTION-PROCESSED CHALCOGENIDE ABSORBER LAYER - The present invention provides a photovoltaic device, such as, a solar cell, having a substrate and an absorber layer disposed on the substrate. The absorber layer includes a doped or undoped composition represented by the formula: Cu05-29-2014
20140147960IMPROVED PHOTOVOLTAIC DEVICE WITH SOLUTION-PROCESSED CHALCOGENIDE ABSORBER LAYER - The present invention provides a photovoltaic device, such as, a solar cell, having a substrate and an absorber layer disposed on the substrate. The absorber layer includes a doped or undoped composition represented by the formula: Cu05-29-2014
20140147961PHOTOVOLTAIC DEVICE WITH SOLUTION-PROCESSED CHALCOGENIDE ABSORBER LAYER - The present invention provides a photovoltaic device, such as, a solar cell, having a substrate and an absorber layer disposed on the substrate. The absorber layer includes a doped or undoped composition represented by the formula: Cu05-29-2014
20140149621Switching a Locking Mode of an Object in a Multi-Thread Program - A mechanism is provided for switching a locking mode of an object in a multi-thread program. The mechanism acquires, during execution of the program, access information related to accesses to the object by a plurality of threads. The object supports a single-level locking mode and a multi-level locking mode. The single-level locking mode is a mode capable of locking the object. The multi-level locking mode is a mode capable of locking the object and fields in the object respectively. The mechanism switches the locking mode of the object between the single-level locking mode and the multi-level locking mode based on the access information.05-29-2014
20140285196NUCLEAR MAGNETIC RESONANCE ROCK SAMPLE ANALYSIS METHOD AND INSTRUMENT WITH CONSTANT GRADIENT FIELD - The present invention relates to a constant gradient field nuclear magnetic resonance (NMR) rock sample analysis method and instrument. The method includes: in a constant gradient magnetic field, performing NMR measurement to acquire data; converting the measured NMR data into a two-dimensional NMR spectrum D-T09-25-2014

Patent applications by Wei Liu, Beijing CN

Wei Liu, Shandong CN

Patent application numberDescriptionPublished
20110044502MOTION DETECTION METHOD, APPARATUS AND SYSTEM - A motion detection method, apparatus and system are disclosed in the present invention, which relates to the video image processing field. The present invention can effectively overcome the influence of the background on motion detection and the problem of object “conglutination” to avoid false detection, thereby accomplishing object detection in complex scenes with a high precision. The motion detection method disclosed in embodiments of the present invention comprises: acquiring detection information of the background scene and detection information of the current scene, wherein the current scene is a scene comprising an object(s) to be detected and the same background scene; and calculating the object(s) to be detected according to the detection information of the background scene and the detection information of the current scene. The present invention is applicable to any scenes where moving objects need to be detected, e.g., automatic passenger flow statistical systems in railway, metro and bus sectors, and is particularly applicable to detection and calibration of objects in places where brightness varies greatly.02-24-2011
20130121581IDENTIFICATION METHOD AND APPARATUS OF CONFUSABLE CHARACTER - An identification method and apparatus of confusable character are provided. The method involves: the detected character image is identified to gain the initial character information which is corresponding to the character image; the step change times of the corresponding external outline of the character image are counted if the initial character information is the confusable character; the final character information corresponding to the character image is confirmed according to the step change times; The final character information of the character image can be known conveniently according to the step change times, therefore the corresponding correct character information of the character image can be identified more precisely. The possibility of wrong identification of the character image because of the appearing confusable character can be reduced, and the identification precision rate of the confusable character can be improved.05-16-2013

Wei Liu, Chicago, IL US

Wei Liu, San Ramon, CA US

Patent application numberDescriptionPublished
20100118651METHOD FOR GENERATION OF IMAGES RELATED TO A SUBSURFACE REGION OF INTEREST - A method and system for generating images of a subsurface region of interest. In general, one embodiment of the present invention includes establishing boundary conditions utilizing seismic data and initial conditions which include excitation from source locations in an earth model. Source wavefields are then propagated forward through the earth model to a maximum time, and saved at a plurality of checkpoints sparsely in time and also corresponding boundary values of the source wavefields at each time step are saved. Source wavefields are also propagated backward through the earth model from the maximum time utilizing the plurality of checkpoints when available and the saved boundary values at each time step. Receiver wavefields are propagated backward concurrently through the earth model from the maximum time. Imaging conditions are applied at selected time steps to both the backward propagated source wavefields and receiver wavefields and those wavefields are utilized to generate images related to the subsurface region.05-13-2010
20100302906METHOD FOR WAVEFIELD-BASED DATA PROCESSING INCLUDING UTILIZING MULTIPLES TO DETERMINE SUBSURFACE CHARACTERISTICS OF A SUBURFACE REGION - Despite full waveform propagation capabilities offered by reverse time migration or inversion, prior art methods can generate spurious events from multiples and therefore are limited to using data without free-surface multiples. By eliminating or largely reducing artificial transmission of multiples, the enhanced reverse time migration or inversion in the present invention can correctly use data that contain free-surface and internal multiples and improve image quality or properties estimation.12-02-2010
20110007604METHOD FOR PROPAGATING PSEUDO ACOUSTIC QUASI-P WAVES IN ANISOTROPIC MEDIA - A computer-implemented method for pseudo acoustic quasi-P wave propagation which remain stable in anisotropic media with variable tilt and is not limited to weak anisotropic conditions. The method includes acquiring a seismic exploration volume for a subsurface region of interest, and determining a modeling geometry for the seismic exploration volume. The method further includes propagating at least one wavefield through the seismic exploration volume utilizing the modeling geometry and initial conditions and preventing the accumulation of energy along the axis of symmetry of the seismic exploration volume and ensuring positive stiffness coefficients in the stress-strain relations through the use of finite quasi-S wave velocities thereby producing a stable wavefield. The method includes utilizing the stable wavefield to generate subsurface images of the subsurface region of interest.01-13-2011
20110317519REVERSE TIME MIGRATION WITH ABSORBING AND RANDOM BOUNDARIES - Images relating to a subsurface region may be generated based at least in part on a backward propagated source wavefield and a receiver wavefield. A source wavefield may be propagated from an initial wavefield-state forward in time, from an initial time-state to a final time-state, through an earth model associated with the subsurface region. The backward propagated source wavefield may be determined by propagating the source wavefield backward in time, from the final time-state to the initial time-state, through the earth model to reconstruct the initial wavefield-state. The receiver wavefield may be propagated, from the final time-state, through the earth model. The earth model may include at least one boundary region that can be defined as having one or more of absorbing characteristics, boosting characteristics, randomly perturbed characteristics, and/or other characteristics. As such, wavefields may be dampened, amplified, randomly scattered, and/or otherwise altered at the at least one boundary region. These wavefields may be used for constructing images of subsurface regions with improved signal-to-noise ratios.12-29-2011
20120072117SYSTEM AND METHOD FOR GENERATING IMAGES OF SUBSURFACE STRUCTURES - A system and method for generating images of a subsurface region of interest is provided. In one embodiment, a computer-implemented method of generating images related to a subsurface region of interest includes: accessing, via a central processing unit (CPU), seismic data and an earth model related to the subsurface region of interest; forward propagating a source wavefield using the earth model at a first time interval via at least one external co-processor coupled to the CPU; transferring, at a second time interval, the forward propagated source wavefield to the CPU for compression and external storage; backward propagating the seismic data at the first time interval via the external co-processor to derive backward propagated receiver wavefield; and transferring, at the second time interval, the backward propagated receiver wavefield to the CPU. Via the CPU, the method further includes retrieving the stored forward propagated source wavefield; decompressing the retrieved forward propagated source wavefield; and applying imaging conditions to the decompressed forward propagated source wavefield and backward propagated receiver wavefield to construct image data representative of the subsurface region of interest.03-22-2012
20120265445STABLE SHOT ILLUMINATION COMPENSATION - Various embodiments provide a system and a shot illumination compensation method implemented on a computer system for imaging a subsurface formation. The method includes receiving, by the computer system, seismic data produced by an acoustic energy source and reflected by the subsurface formation; and generating, by the computer system, an image of the subsurface formation based on the seismic data and a spatially varying damping parameter.10-18-2012
20150025869System and Method of Implementing Finite Difference Time Domain Models with Multiple Accelerated Processing Components (APCs) - Embodiments of a method for implementing a finite difference time domain modeling with multiple APCs are disclosed herein. The disclosed methods and systems overcome the memory capacity limitation of APCs by having each APC perform multiple timesteps on a small piece of the computational domain or data volume in a APC queued manner. The cost of transferring data between host and compute accelerator can then be amortized over multiple timesteps, greatly reducing the amount of PCI bandwidth required to sustain high propagation speeds. The APC queued nature of the algorithm achieves linear scaling of PCI throughput with increasing number of APCs, allowing the algorithm to scale up to many dozens of APCs in some embodiments.01-22-2015

Patent applications by Wei Liu, San Ramon, CA US

Wei Liu, Singapore SG

Patent application numberDescriptionPublished
20100224857FABRICATION OF PHOSPHOR FREE RED AND WHITE NITRIDE-BASED LEDs - A multiple quantum well (MQW) structure for a light emitting diode and a method for fabricating a MQW structure for a light emitting diode are provided. The MQW structure comprises a plurality of quantum well structures, each quantum well structure comprising: a barrier layer; and a well layer having quantum dot nanostructures embedded therein formed on the barrier layer, the barrier and the well layer comprising a first metal-nitride based material; wherein at least one of the quantum well structures further comprises a capping layer formed on the well layer, the capping layer comprising a second metal-nitride based material having a different metal element compared to the first metal-nitride based material.09-09-2010
20100314763INTEGRATED CIRCUIT SYSTEM EMPLOYING LOW-K DIELECTRICS AND METHOD OF MANUFACTURE THEREOF - A method of manufacture of an integrated circuit system includes: fabricating a substrate having an integrated circuit; applying a low-K dielectric layer over the integrated circuit; forming a via and a trench, in the low-K dielectric layer, over the integrated circuit; forming a structure surface by a chemical-mechanical planarization (CMP) process; and applying a direct implant to the structure surface for forming an implant layer and a metal passivation layer including repairing damage, to the low-K dielectric layer, caused by the CMP process.12-16-2010
20110284824LIGHT EMITTING DIODE STRUCTURE AND A METHOD OF FORMING A LIGHT EMITTING DIODE STRUCTURE - A light emitting diode structure and a method of forming a light emitting diode structure are provided. The structure comprises a superlattice comprising, a first barrier layer; a first quantum well layer comprising a first metal-nitride based material formed on the first barrier layer; a second barrier layer formed on the first quantum well layer; and a second quantum well layer comprising the first metal-nitride based material formed on the second barrier layer; and wherein a difference between conduction band energy of the first quantum well layer and conduction band energy of the second quantum well layer is matched to a single or multiple longitudinal optical phonon energy for reducing electron kinetic energy in the superlattice.11-24-2011
20120229258PROXIMITY DETECTION APPARATUS AND METHOD AND ASSET MANAGEMENT APPARATUS - Proximity detection apparatus 09-13-2012
20130020549SYSTEMS AND METHODS FOR FABRICATING LONGITUDINALLY-SHAPED STRUCTURES - The present invention relates, in some aspects, to systems and methods for fabricating longitudinally-shaped structures such as nanobelt semiconductor structures. In some embodiments, the method comprises: 01-24-2013
20140035155DEVICE WITH INTEGRATED POWER SUPPLY - Semiconductor devices and methods for forming a semiconductor device are disclosed. The semiconductor device includes a die. The die includes a die substrate having first and second major surfaces. The semiconductor device includes a power module disposed below the second major surface of the die substrate. The power module is electrically coupled to the die through through silicon via (TSV) contacts.02-06-2014
20140131425METHOD OF DETECTING WIRE BONDING FAILURES - Disclosed is a method of detecting a bonding failure of a wire bonder, which comprises a bonding tool operative to form an electrical connection between a semiconductor die and a substrate using a bonding wire. The method comprises the steps of: forming a first wire bond on a first surface located on the semiconductor die using the bonding tool and the bonding wire; forming a second wire bond on a second surface located on the substrate using the bonding tool and the bonding wire such that a wire loop connects the first and second wire bonds, wherein the first surface is not electrically-conductive; moving the bonding tool in a direction away from the second wire bond to break the bonding wire from the second wire bond; detecting whether the second wire bond remains bonded to the substrate; and determining an occurrence of the bonding failure if the second wire bond is no longer bonded to the substrate.05-15-2014
20140264235NON-VOLATILE MEMORY DEVICE WITH TSI/TSV APPLICATION - Memory devices and methods for forming the device are disclosed. The device includes a substrate having an array surface and a non-array surface and a memory array having a plurality of memory cells interconnected by first conductors in a first direction and second conductors in a second direction. The memory array is disposed on the array surface of the substrate. The device further includes through silicon via (TSV) contacts disposed in the substrate. The TSV contacts extend from the array surface to the non-array surface, enabling electrical connections to the array from the non-array surface.09-18-2014

Patent applications by Wei Liu, Singapore SG

Wei Liu, Exton, PA US

Patent application numberDescriptionPublished
20100316725REDUCTION OF FLAKE-LIKE AGGREGATION IN NANOPARTICULATE ACTIVE AGENT COMPOSITIONS - This invention is directed to reduction of flake-like aggregation in nanoparticulate compositions. Also encompassed by the invention are compositions comprising a nanoparticulate active agent, at least one surface stabilizer and a flake-like aggregation reducing agent, such as a buffer and a sugar. The nanoparticulate active agent compositions comprise particles of the active agent having an effective average particle size of less than about 2000 nm.12-16-2010
20140105984REDUCTION OF FLAKE-LIKE AGGREGATION IN NANOPARTICULATE ACTIVE AGENT COMPOSITIONS - This invention is directed to reduction of flake-like aggregation in nanoparticulate compositions. Also encompassed by the invention are compositions comprising a nanoparticulate active agent, at least one surface stabilizer and a flake-like aggregation reducing agent, such as a buffer and a sugar. The nanoparticulate active agent compositions comprise particles of the active agent having an effective average particle size of less than about 2000 nm.04-17-2014

Wei Liu, Lexington, MA US

Patent application numberDescriptionPublished
20090156537COMPOSITIONS AND METHODS FOR DIAGNOSING AND TREATING ASTHMA OR OTHER ALLERGIC OR INFLAMMATORY DISEASES - The present invention provides compositions and methods useful for detecting or treating asthma or other allergic or inflammatory diseases. In one aspect, the methods of the present invention include inhibiting the activity or expression of a component of an arginine metabolic pathway in tissues affected by asthma or other allergic or inflammatory diseases. In many embodiments, the component being inhibited is a cationic amino acid transporter, an arginase, or a component downstream of the arginase. In many other embodiments, the activity or expression of the component is inhibited by an agent that binds to the component. In still many other embodiments, the activity or expression of the component is inhibited by an agent that binds a polynucleotide encoding the component.06-18-2009
20090325176Gene Expression Profiles Associated with Asthma Exacerbation Attacks - The present invention provides methods for the assessment, diagnosis, or prognosis of asthma exacerbation, by assessing the level of expression of asthma exacerbation gene products in a sample derived from a patient. The markers of the present invention can be used in methods to identify or evaluate agents capable of modulating marker expression levels in subjects with asthma.12-31-2009
20100286071Finger-1 Peptide Analogs of the TGF-Beta Superfamily - Members of the TGF-β superfamily and peptide fragments based on member proteins are employed to purify solutions containing member proteins or as therapeutics.11-11-2010

Patent applications by Wei Liu, Lexington, MA US

Wei Liu, Mundelein, IL US

Patent application numberDescriptionPublished
20100172989ABUSE RESISTANT MELT EXTRUDED FORMULATION HAVING REDUCED ALCOHOL INTERACTION - The present invention relates to compositions for oral administration. The invention preferably comprises at least one abuse-resistant drug delivery composition for delivering a drug having potential for dose dumping in alcohol, related methods of preparing these dosage forms, and methods of treating a patient in need thereof comprising administering the inventive compositions to the patient. Most preferably, the dosage form includes verapamil. These formulations have reduced potential for abuse. In another formulation, preferably the abuse relevant drug is an opioid and the non-abuse relevant drug is acetaminophen or ibuprofen. More preferably, the opioid is hydrocodone, and the non-abuse relevant analgesic is acetaminophen. In certain preferred embodiments, the dosage forms are characterized by resistance to solvent extraction; tampering, crushing or grinding. Certain embodiments of the inventions provide dosage forms that provide an initial burst of release of drug followed by a prolonged period of controllable drug release.07-08-2010
20100278839ANTIBODIES AGAINST NERVE GROWTH FACTOR (NGF) WITH ENHANCED IN VIVO STABILITY - The present invention provides anti-nerve growth factor (NGF) antibodies that contain an IgG4 constant region comprising a stabilizing hinge region mutation and wherein the antibodies exhibit an unexpectedly long serum half life in cynomolgus monkeys. Pharmaceutical compositions comprising the anti-NGF antibodies, nucleic acids encoding the NGF antibodies, host cells for expressing the NGF antibodies and methods of using the antibodies for treating NGF-related diseases or conditions are also provided.11-04-2010
20130295112Antibodies Against Nerve Growth Factor (NGF) With Enhanced In Vivo Stability - The present invention provides anti-nerve growth factor (NGF) antibodies that contain an IgG4 constant region comprising a stabilizing hinge region mutation and wherein the antibodies exhibit an unexpectedly long serum half life in cynomolgus monkeys. Pharmaceutical compositions comprising the anti-NGF antibodies, nucleic acids encoding the NGF antibodies, host cells for expressing the NGF antibodies and methods of using the antibodies for treating NGF-related diseases or conditions are also provided.11-07-2013
20140274934METHODS FOR TREATING HCV - The present invention features interferon-free therapies for the treatment of HCV. Preferably, the treatment is over a shorter duration of treatment, such as no more than 12 weeks. In one aspect, the treatment comprises administering at least two direct acting antiviral agents and ribavirin to a subject with HCV infection, wherein the treatment lasts for 12 weeks and does not include administration of interferon, and said at least two direct acting antiviral agents comprise (a) Compound 1 or a pharmaceutically acceptable salt thereof and (b) Compound 2 or a pharmaceutically acceptable salt thereof.09-18-2014
20140275099METHODS FOR TREATING HCV - The present invention features interferon- and ribavirin-free therapies for the treatment of HCV. Preferably, the treatment is over a shorter duration of treatment, such as no more than 12 weeks. In one aspect, the treatment comprises administering at least two direct acting antiviral agents without interferon and ribavirin to a subject with HCV infection, wherein the treatment lasts for 12 weeks, and said at least two direct acting antiviral agents comprise (a) Compound 1 or a pharmaceutically acceptable salt thereof and (b) Compound 2 or a pharmaceutically acceptable salt thereof.09-18-2014

Patent applications by Wei Liu, Mundelein, IL US

Wei Liu, Tianjin CN

Patent application numberDescriptionPublished
20090254641NETWORK CARD CAPABLE OF REMOTE BOOT AND METHOD THEREOF - A network card capable of remote boot and method thereof. The network card, installed on a client which connects to a server via internet and receives a plurality of boot image files from the server for booting the client. Then, a plurality of boot image files is received from the server, so as to boot the client. A linking device includes a virtual disk control module, a network storage device, and a network communication module. The virtual disk control module is used to provide a virtual disk, and to link the virtual disk to a remote disk of the server. The network storage device is used to receive bootstrap information sent by the server. The network communication module is used to establish a relevant network communication with the server. Therefore, meanwhile as the client is booted, the network card can initialize a virtual disk for booting the client.10-08-2009
20100215052ISCSI NETWORK INTERFACE CARD WITH ARP/ICMP RESOLUTION FUNCTION - An iSCSI network interface card with an ARP/ICMP resolution function is applicable to provide a communication interface between a host and a client, and includes a first connection interface, an ARP procedure, an ICMP procedure, a storage unit, and a processor. The first connection interface is connected to the host. The ARP procedure queries an IP address of the client. The ICMP procedure transfers a message of failing to reach the IP address of the client and detects a connecting status to the Internet. The storage unit is connected to the first connection interface and stores the network packet, the ARP procedure, and the ICMP procedure. The processor is connected to the first connection interface and the storage unit, and executes the ARP procedure and the ICMP procedure according to a service request.08-26-2010
20110281922AMIDE THIAZOLE DERIVATIVE, PREPARATION METHOD AND USES THEREOF - The present invention relates to the field of drugs associated with treating diabetes. Particularly, the present invention relates to a dipeptidyl peptidase-IV inhibitor having the structure shown by formula (I), which contains amide thiazole structure and has an effect on treating diabetes, and a preparation method and a pharmaceutical composition containing it, as well as use thereof in manufacture of the drugs for treating the diabetes,11-17-2011
20120157517PHARMACEUTICAL SOLUTION OF TAXANES COMPRISING PH REGULATOR AND PREPARATION METHOD THEREOF - A pharmaceutical solution of taxanes, its preparation method, a composition comprising said solution and its pharmaceutical combination package are disclosed. Said pharmaceutical solution comprises taxanes, a pH regulator and a solvent, wherein the pH regulator is a water-soluble acid.06-21-2012
20120303588DATA DE-DUPLICATION PROCESSING METHOD FOR POINT-TO-POINT TRANSMISSION AND SYSTEM THEREOF - A data de-duplication processing method for point-to-point transmission and a system thereof. An originating client sends a file recovery request to an information management server and a data storage server; obtaining a plurality of partitioned data blocks; if the partitioned data block in the file recovery request in the information management server, the information management server searches for the data storage server according to the file recovery request and returns the found data storage server and the partitioned data block belonging to the data storage server to the originating client as a response; if the partitioned data block in the file recovery request in a target client, the target client transports the partitioned data block to the originating client; the originating client performs data recovery of an input file on the partitioned data blocks according to the partitioned data blocks obtained from the target clients and the data storage server.11-29-2012
20120303595DATA RESTORATION METHOD FOR DATA DE-DUPLICATION - A data restoration method for data de-duplication uses to restore partial data of a target file of a client, includes the client queries a file attribute of a source file corresponding to the target file from a storage server; the client compares whether the file attribute of the target file is the same as the file attribute of the source file; if the file attributes of the target file and the source file are different, segmentation processing is performed on the target file to generate segmentation data blocks and corresponding fingerprints; after obtaining all the fingerprints of the source file from the storage server, the client compares a difference between the fingerprints of the source file and the target file; the client obtains corresponding segmentation data blocks from the storage server according to the different fingerprints and overwrites the obtained segmentation data blocks to corresponding positions in the target file.11-29-2012
20120311327DATA CRYPTO METHOD FOR DATA DE-DUPLICATION AND SYSTEM THEREOF - A data crypto method for data de-duplication and a system thereof are described. The data crypto method includes the following steps. A client performs a data de-duplication procedure and generates a partitioned data block. Each client has a respective first key. The partitioned data block is enciphered by using the first key, and corresponding ciphertext data is generated. The ciphertext data is transported to a server. The server searches an crypto look-up table for the corresponding first key and restores the partitioned data block from the ciphertext data through the first key. The server generates stored data from the restored partitioned data block by using a second key. The server restores the partitioned data block from the stored data through the second key and enciphers the partitioned data block to be the ciphertext data according to the corresponding first key. The server transports the ciphertext data to the corresponding client.12-06-2012
20130023486PHENYL C-GLUCOSIDE DERIVATIVES, PREPARATION METHODS AND USES THEREOF - The present invention relates to a sodium glucose cotransporter 2 (SGLT2) inhibitor with a phenyl C-glucoside structure, its preparation method, a pharmaceutical composition containing the same, and its use in treating diabetes and preparing an anti-diabetes medicament. The invention provides a compound with the structure of general formula I and a pharmaceutically acceptable salt and prodrug ester thereof,01-24-2013
20140045927PREPARATIONS OF TAXANES FOR INTRAVENOUS ADMINISTRATION AND THE PREPARATION METHOD THEREOF - The present invention relates to the field of medical technology. More specifically, the present invention relates to a preparation of taxanes for intravenous administration, which consists of two parts: a drug solution and an emulsion. Said drug solution consists of paclitaxel or docetaxel, a pH regulator and a solvent for injection, wherein said solvent for injection is an organic solvent. Said emulsion includes a fat emulsion and is composed of oil for injection, an emulsifier, an antioxidant, an isotonic regulator, a stabilizer, a pH regulator and water for injection. When used, the drug solution at the clinical dosage can be added and mixed homogeneously in the emulsion to perform intravenous drip directly; or the drug solution at the clinical dosage can also be firstly added into the emulsion with no less than 5 times volume of the drug solution and then a predetermined amount of normal saline or glucose solution for injection is added to perform intravenous drip. The preparation of the present invention does not contain solubilizer and has advantages of little toxicity, safety, effectiveness, stability and economy. The fat emulsion is also used as a nutritional replenishment, thus achieving a better therapeutic effect. In addition, the normal saline or glucose solution for injection can be used to replace a considerable amount of the emulsion, which makes the preparation, therefore, not only cost-efficient, but also convenient for transportation and storage in practice.02-13-2014

Patent applications by Wei Liu, Tianjin CN

Wei Liu, Weihai CN

Patent application numberDescriptionPublished
20100182641 PRINTING CONTROL METHOD AND APPARATUS - A printing control method includes the following steps: dividing the printing process of the printer into different working processes, obtaining the state information of the printer of different working processes in real time, and controlling the corresponding printing process on the basis of the obtained state information of the printer of different working processes. In addition, a printing control apparatus includes the following units: a unit for dividing the process, a unit for obtaining the state of the printer and a unit is for controlling printing process. The invention can make sure that every par data needed to be printed could be fully printed on the surface in order to realize the printing of the effective par data.07-22-2010
20110194136PRINT CONTROL METHOD AND DEVICE - A print control method and device, wherein the method includes: monitoring a print system port, storing a print task at a preset memory address in the form of job file when the print task exists at the print system port; querying the memory address on schedule, determining the target job file when there is a job file storing at the memory address; querying the printer state, if the printer is idle, sending the target job file; when the printer is in a state of failure, feeding a failure state prompting information back. The solution queries the printer work state before the job file is sent, feeds the prompting information back when the printer occurs failure, detects the print process state of job files, and performs a processing for failure when a print fails. Through the solution, users can know the states of job files in time and missing or omitting of a job file is avoided.08-11-2011

Wei Liu, Schenectady, NY US

Patent application numberDescriptionPublished
20100177496CUSTOM COLOR LED REPLACEMENTS FOR TRADITIONAL LIGHTING FIXTURES - Light emitting diodes (LEDs) comprising semiconductor nanocrystals, or more specifically quantum dots, used as a stable phosphor are presented. The result is a color tunable LED with a lifetime of at least 1,000 hours, or at least 5,000 hours.07-15-2010

Patent applications by Wei Liu, Schenectady, NY US

Wei Liu, Briarcliff Manor, NY US

Patent application numberDescriptionPublished
20100142785POSITIVE CONTRAST MR SUSCEPTIBILITY IMAGING - A method for generating an image comprises: acquiring a magnetic resonance image (D06-10-2010

Wei Liu, Coquitlam CA

Patent application numberDescriptionPublished
20090149548NOVEL 1,2-DIPHENYLETHENE DERIVATIVES FOR TREATMENT OF IMMUNE DISEASES - The invention provides novel 1,2-diphenylethene derivatives and pharmaceutically acceptable salts thereof, the process for production of these compounds and their pharmaceutical composition and the use of these compounds as modulators of T-cells, neutrophils, macrophages and their associated cytokines as agents for treating immune, inflammatory and auto-immune diseases.06-11-2009
20100094041ANTI-INFLAMMATORY AND PSORIASIS TREATMENT AND PROTEIN KINASE INHIBITION BY HYDROXY STILBENES AND NOVEL STILBENE DERIVATIVES AND ANALOGUES - The present invention provides pharmaceutical compositions containing hydroxystilbenes or their derivatives or analogues. The pharmaceutical compositions are useful for protein kinase inhibition, and for treatment of psoriasis, eczema and inflammation.04-15-2010
20100137438ISOVALINE FOR TREATMENT OF PAIN - The invention provides for the use of isovaline or a pharmaceutically acceptable salt thereof for the treatment of Pain in a mammalian subject in some preferred embodiments, the invention provides for the treatment of acute and chronic Pain syndromes where other drug therapies have limited efficacy or unacceptable toxicity in said subject.06-03-2010

Patent applications by Wei Liu, Coquitlam CA

Wei Liu, Plano, TX US

Patent application numberDescriptionPublished
20100130129WLAN and bluetooth harmonization - Described is a WLAN/BT system with improved compatibility. It employs an adaptive algorithm that dynamically optimizes the WLAN data fragmentation size based on the current WLAN data rates such that the fragmented data packets fit the time slots allowed by the BT SCO stream gaps. The algorithm first uses system level information to acquire the concurrent BT traffic types to decide if TDM method needs to be enabled. Then it uses the smoothed WLAN date rate to calculate maximum fragmentation packet size consistent with current overall WLAN traffic.05-27-2010

Wei Liu, Austin, TX US

Patent application numberDescriptionPublished
20080294829Method And System Of Supporting Multi-Plugging In X8 And X16 PCI Express Slots - A card having a first device and a second device is plugged into a root port having a predefined root port width. The first device is trained and the device lane width is determined. If the root port width is greater than the device lane width then the root port is dynamically configured via hardware strapping to include a predefined number of adjacent ports with each port having a lane width equal to the device lane width. The root port is reset to force training of the first device and the second device.11-27-2008
20090113198Methods, Systems and Media for Configuring Boot Options - Implementations described herein generally provide methods of configuring boot options. One method may generally include receiving on a remote management information handling system (IHS), boot information relating to a remotely configured HIS, using the boot information on the remote management IHS to create boot options and sending the boot options from the remote management IHS to the remotely configured IHS.04-30-2009
20090217374License Scheme for Enabling Advanced Features for Information Handling Systems - A method for BIOS to pass license key information to a device via CLP interface during a power on self-test (POST). The license key may be stored in different locations within the information handling system. For example, the license key may be stored within a secure location on a BIOS flash chip, in which case the license key is maintained across BIOS updates. Alternately, the license key may be stored within motherboard persistent storage (such as an internal universal serial bus (USB) key that is provided on certain servers. Alternately, the license key may be stored on a central location on a network to which the information handling system is coupled.08-27-2009
20090327682System and Method for Transferring Configuration Information to an Embedded Device Using a Command Line Interface - A system and method is disclosed for transferring configuration information to an embedded device associated with an option ROM during those periods in which the option ROM is disabled. The method of the present invention involves the enumeration of PCI devices within the system and the determination of whether the PCI devices are associated with an option ROM and whether the option ROM is enabled. If the embedded device is associated with an option ROM and if the option ROM is not enabled, the option ROM is loaded to a shadow memory and the command-line interface of the option ROM is called to transfer configuration data to the embedded device. The option ROM is later removed from shadow memory to remove the footprint of the option ROM in shadow memory.12-31-2009
20100115257Systems and Methods to Provide Failover Support for Booting Embedded Hypervisor From an Internal Non-Volatile Memory Card - The present disclosure further relates to information handling systems with failover support for booting an embedded hypervisor, the information handling system. For example, an information handling system with failover support may comprise a processor; one or more applications configured to be executed, at least in part, by the processor; a memory communicatively coupled to the processor and comprising a basic input/output system (BIOS), the BIOS comprising a BIOS universal serial bus (USB) driver, the BIOS USB driver comprising a mass storage device driver; a primary internal embedded hypervisor non-volatile memory (NVM) card communicatively coupled to the memory, the first NVM card comprising a first bootable hypervisor image; and a back up internal embedded hypervisor NVM card communicatively coupled to the memory, the second NVM card comprising a second bootable hypervisor image.05-06-2010
20140204026Synchronizing A Cursor from a Managed System with a Cursor from a Remote System - A method includes receiving reports of the pointing device events occurring on a remote computer at a host computer and performing computations in the host computer based upon the mouse reports. The method includes generating screen images in the host computer based upon the computations, the screen images not containing images of a cursor representing locations pointed to by a pointing device of the host computer. The generated screen images are transmitted to the remote computer. In some embodiments, the reports may be received by a remote console controller. An information handling system includes boot firmware to set a mouse to operate in absolute mode under control of the boot firmware. An information handling system separately transmits to a remote console controller of the information handling system screen images without a cursor and cursor images.07-24-2014

Patent applications by Wei Liu, Austin, TX US

Wei Liu, Warren, MI US

Patent application numberDescriptionPublished
20090302855METHOD AND SYSTEM FOR CHARACTERIZING A BATTERY - Methods and systems are provided for characterizing a battery. A property of the battery is measured. A dynamic characteristic of the battery is determined from a second order linear dynamic model.12-10-2009
20100076704METHOD AND SYSTEM FOR DETERMINING A STATE OF CHARGE OF A BATTERY - Methods and systems for determining a state of charge of a battery are provided. A first component of the state of charge is calculated based on a first property of the battery. A second component of the state of charge is calculated based on a second property of the battery. The first component of the state of charge is weighted based on a rate of change of the first property relative to a change of the state of charge. The second component of the state of charge is weighted based on a rate of change of the second property relative to a change of the state of charge. The state of charge is determined based on the first and second weighted components.03-25-2010
20100076705METHOD AND SYSTEM FOR DETERMINING A STATE OF CHARGE OF A BATTERY BASED ON A TRANSIENT RESPONSE - Methods and systems for determining a state of charge of a battery exhibiting a transient response are provided. At least one property of the battery is measured. The state of charge of the battery is determined based on the at least one measured property and a transient response of the battery.03-25-2010
20110299564DYNAMIC ESTIMATION OF CELL CORE TEMPERATURE BY SIMPLE EXTERNAL MEASUREMENTS - Methods and systems for dynamically estimating the core temperature of at least one cell in a battery during an operative period. The method includes receiving by at least one controller the surface temperature, the current, the voltage, the state of charge, and the period of time from the initiation of a rest period to the termination of the rest period, determining an initial value of the lumped internal resistance of the at least one cell, determining subsequent values of the lumped internal resistance recursively in real-time based on the initial value, the current, and the voltage, and determining the core temperature of the at least one cell based on the surface temperature, the current, the obtained time, and the lumped internal resistance. The system for dynamically estimating the core temperature of the cells in a battery includes a plurality of sensors configured to transmit signals related to surface temperature, current, and voltage of the battery, a timing device configured to transmit signals related to the period of time from the initiation of a rest period to the termination of the rest period, and a control system, wherein the control system comprises a memory device and a controller.12-08-2011
20120128026REAL-TIME ESTIMATION OF CELL CORE TEMPERATURE DURING PERIOD OF REST - Methods and systems for estimating the core temperature of at least one cell in a battery at the termination of a rest period. The method for estimating the core temperature of the cells in a battery includes measuring the surface temperature of the cells, obtaining the estimated core temperature of the cells, obtaining the time required for the surface temperature and the estimated core temperature of the cells to converge, and estimating the core temperature of the cells based on the measured surface temperatures, the obtained estimated core temperature, and the obtained time. The system for estimating the core temperature of the cells in a battery includes at least one sensor configured to receive temperature information and a control system in signal communication with the sensor, wherein the control system comprises a memory device and a controller.05-24-2012
20130147438COMBINED PI FEEDBACK AND FEEDFORWARD CELL BALANCING METHOD - A method and system for battery pack cell state of charge balancing using a proportional-integral feedback control combined with a feedforward control. The proportional-integral feedback control acts on the difference between the average discharge for all cells over a previous driving cycle and the discharge of a specific cell over the previous driving cycle. Thus, the feedback term is based on whether an individual cell discharges more quickly or less quickly than the battery pack average during driving. A cell which discharges more quickly will receive decreased resistive discharge balancing. The feedforward control acts on the difference between an individual cell's state of charge and the battery pack average state of charge at the beginning of a current driving cycle. The overall control effort, which determines the resistive discharge balancing on-time duty cycle for each cell, is the sum of the feedback control signal and the feedforward control signal.06-13-2013
20140058687HIGH VOLTAGE BUS-TO-CHASSIS ISOLATION RESISTANCE AND Y-CAPACITANCE MEASUREMENT - A system and method of simultaneously calculating an isolation resistance and a y-capacitance of a RESS may include the steps of: injecting a first signal into a RESS; recording an output signal from the RESS in response to the injection of the first signal; multiplying the first signal with the output signal to determine a first product; multiplying a second signal with the output signal to determine a second product wherein the second signal is orthogonal to the first signal; filtering the first product to determine a first constant; filtering the second product to determine a second constant; processing the first constant to determine a y-capacitance value; and processing the second constant to determine an isolation resistance value.02-27-2014
20140152317SYSTEMS AND METHODS TO PROTECT AGAINST OVER-DISCHARGE IN A BATTERY SYSTEM - A battery system may include a plurality of subdivisions, such as battery cells or sub-packs. A measurement system configured to determine a subdivision electrical parameter associated with each of a plurality of subdivisions. A battery control may identify a subdivision satisfying a criterion based on the plurality of subdivision electrical parameters. According to some embodiments, the battery control system may determine a ratio of the subdivision electrical parameter of the identified subdivision to the electrical parameter of the battery pack. The ratio may be used to scale the electrical parameter associated with the battery pack by the ratio. According to other embodiments, the subdivision electrical parameter associated with the identified subdivision may be provided to a battery state estimation system. The scaled electrical parameter or the electrical parameter associated with the identified subdivision may be used by a battery state estimation system to generate an estimated battery state.06-05-2014

Patent applications by Wei Liu, Warren, MI US

Wei Liu, Yorktown Heights, NY US

Patent application numberDescriptionPublished
20090145482Photovoltaic Device with Solution-processed Chalcogenide Absorber Layer - The present invention provides a photovoltaic device, such as, a solar cell, having a substrate and an absorber layer disposed on the substrate. The absorber layer includes a doped or undoped composition represented by the formula: Cu06-11-2009
20090320916Techniques for Enhancing Performance of Photovoltaic Devices - Techniques for improving energy conversion efficiency in photovoltaic devices are provided. In one aspect, an antimony (Sb)-doped film represented by the formula, Cu12-31-2009
20140329355Techniques for Enhancing Performance of Photovoltaic Devices - Techniques for improving energy conversion efficiency in photovoltaic devices are provided. In one aspect, an antimony (Sb)-doped film represented by the formula, Cu11-06-2014

Wei Liu, Bellevue, WA US

Patent application numberDescriptionPublished
20090327256GRAMMAR COMPRESSION - Compression of extensive, rule-based grammars used to facilitate search queries is provided herein. Rule-based grammars includes a list of rules that each comprise a sequence of token classes. Each token class is a logical grouping of tokens, and each token is a string of characters. A grammar is parsed to identify rules and token classes. Unimportant token classes are identified and sets of unimportant token classes are merged to generated merged token classes. A compressed grammar is generated by substituting the merged token classes into the grammar for corresponding unimportant token classes used to generate the merged token classes.12-31-2009
20090327269PATTERN GENERATION - Generation of patterns used to facilitate search queries is provided herein. A pattern includes a sequence of token classes and new token classes. A sample query is parsed to identify tokens within the sample query that match a token associated with a referenced set of token classes. New token classes are generated for unidentified tokens within the sample query. A pattern is generated by substituting the identified tokens of the sample query with corresponding token classes and substituting the unidentified tokens of the sample query with corresponding new token classes.12-31-2009
20110313993GRAMMAR COMPRESSION - Compression of extensive, rule-based grammars used to facilitate search queries is provided herein. Rule-based grammars include a list of rules that each comprise a sequence of token classes. Each token class is a logical grouping of tokens, and each token is a string of characters. A grammar is parsed to identify rules and token classes. Unimportant token classes are identified and sets of unimportant token classes are merged to generated merged token classes. A compressed grammar is generated by substituting the merged token classes into the grammar for corresponding unimportant token classes used to generate the merged token classes.12-22-2011

Patent applications by Wei Liu, Bellevue, WA US

Wei Liu, Shenzhen CN

Patent application numberDescriptionPublished
20090147680METHOD OF FLOW CONTROL FOR IUB-INTERFACE, APPARATUS AND BASE STATION - A method of flow control for an IUB-interface, an apparatus, and a base station are disclosed. The method includes the following steps: a frame loss rate of a service is acquired according to the number of lost frames in a predetermined period. A congestion condition at the IUB-interface is determined according to the frame loss rate. A total bandwidth allocated to users' IUB-interface is adjusted according to a bandwidth reservation margin. It is determined whether congestion occurs at the IUB-interface or not by calculating the frame loss rate in the predetermined period, and a maximum available bandwidth for the users' IUB-interface is adjusted in real time according to the congestion condition. Therefore, congestion can be controlled effectively and the bandwidth of the IUB-interface can be used sufficiently.06-11-2009
20090317656Aluminum alloy article with micro-arc oxide for film and method for making the same - An aluminum alloy article includes an aluminum alloy substrate and a micro-arc oxide film formed on the aluminum alloy substrate. The micro-arc oxide film includes a transition layer gradually infiltrating into the aluminum alloy substrate, a middle dense layer formed on the transition layer, and an outer dense layer formed on the middle dense layer, the outer dense layer having a density larger than that of the middle dense layer.12-24-2009
20110258300De-registration method and system for IP multimedia subsystem centralized service - A de-registration method and system for IP Multimedia Subsystem (IMS) centralized service are provided in the present invention, wherein the method comprises: a Circuit Switched User Equipment (CS UE) moves from a source enhanced Mobile Switch Centre Server (eMSC Server) into the control area of a target Mobile Switch Centre Server (MSC Server); during a location cancelling process in which the CS UE changes the MSC Server to which it is attached, the source eMSC Server starts up delay timing after receiving a location cancelling request; when the delay time is reached, the source eMSC Server performs the de-registration of the IP Multimedia Subsystem (IMS) instead of the CS UE. The method and system of the present invention ensure that the de-registration request of the source eMSC Server arrives at the Serving Call Session Control Function (S-CSCF) later than the registration request of the target MSC server, so as to avoid unnecessary redundant signaling and improve the system processing efficiency.10-20-2011
20120317422Method, apparatus and system for acquiring service by portable device - The disclosure provides a method, an apparatus and a system for acquiring a service by a portable device, in order to solve the problem that the security of the user information saved in the portable device is affected as the portable device uses an illegal User Interface (UI) on a Personnel Computer (PC) in the related art. The method includes: the portable device receives the data information of each slice computed by the UI according to the first algorithm in the UI itself and identification information of each slice saved, matches the received data information of each slice with the corresponding data information of each slice saved in the portable device itself, and verifies whether the UI is legal according to the matching result. When using a UI, the portable device sends slice information of a file to the UI to verify the legality of the UI, and does not acquire the service through the UI until the verification is passed, so as to prevent the portable device from using an illegal UI and ensure the security of the user information saved in the portable device.12-13-2012
20130255155COVER ASSEMBLY AND ELECTRONIC DEVICE USING THE SAME - A cover assembly includes a base including an opening, a first hole and a second hole, an elastic cover including a first pivot and a second pivot coaxially aligned with the first pivot. The first pivot is rotatably received in the first hole and the second pivot is rotatably received in the second hole, thereby rotatably connecting the cover to the base. The cover is rotatable between a closed position where the cover covers the opening, and an open position where the opening is exposed. The operator only needs to bend the cover slightly, and assembles the first pivot and the second pivot into the pair of holes from the opening respectively.10-03-2013
20130285520ELECTRONIC DEVICE AND PANEL ASSEMBLY THEREOF - A panel assembly includes a first panel having a body and a mating portion formed at an end of the body. The body includes a first surface and an opposite second surface, and the first surface includes several first hooking members and several protruding tabs. A second panel includes a first side and an opposite second side, the first side includes several resilient tabs and several second hooking members. Each resilient tab defines a receiving hole, and the second panel further has a top surface and a bottom surface that includes a protruding portion at the second side. The mating portion of the first panel is snugly received in the chamber, the first hooking members engage the second hooking members, and each of the tabs of the first panel is received in one of the receiving holes of the resilient tabs, thereby coupling the second panel to the first panel.10-31-2013
20140095510Information Presentation Method, System, Client and/or Server - Systems and methods are provided for presenting information. For example, a trigger command is acquired; one or more first points of interest are selected based on at least information associated with the trigger command; a first zone associated with the first points of interest is acquired from an electronic map, the electronic map being divided into a plurality of second zones including the first zone; a predetermined number of third zones are acquired from the plurality of second zones, the first zone being included at a center area of the third zones; one or more first messages published in the third zones and one or more first geographic positions corresponding to the one or more first messages are acquired; and the first messages published in the third zones and the corresponding first geographic positions are presented according to certain embodiments.04-03-2014
20140131067TRANSPARENT CONDUCTOR AND PREPARATION METHOD THEREOF - A transparent conductor includes a transparent substrate, a conductive mesh, and an insulating protective layer, which are laminated in that order, wherein the conductive mesh is formed on the transparent substrate, and a surface of the insulating protective layer away from the transparent substrate is flat. Such transparent conductor avoids the use of indium tin oxide, thus the cost of the transparent conductors is lower. A method of preparing the transparent conductor is also provided.05-15-2014
20140165013ELECTRONIC DEVICE AND PAGE ZOOMING METHOD THEREOF - A page zooming method for an electronic device includes, firstly, generating operation signals in response to a touch operation applied on a page displayed on a touch screen of the electronic device. Secondly, one touch operation is determined to be a zoom-triggering gesture when a duration of time of pressing the touch screen on one touching point is longer than a first preset duration of time. Thirdly, one slide operation is identified according to the operation signals generated by the touch screen in response to the slide operation. Next, a zooming type and a zooming ratio are determined according to the zoom-triggering gesture and the slide operation. Lastly, the page is zoomed according to the zooming type and zooming ratio. An electronic device using the page zooming method is also provided.06-12-2014
20140305806Cathode Protection Method and Apparatus for Reinforced Concrete Structure and Composite Structure and Processing Method for Reinforced Concrete Structure - A cathode protection method of embedded CFRP anode for reinforced concrete structure includes the following steps. Provide a preformed groove with a predetermined shape and size in a surface of a protection area of a reinforced concrete body, and remove dust in the preformed groove. Provide a CFRP member on the surface of the protection area of the reinforced concrete body. Coat an electrical conductive adhesive material between side surfaces of the reinforcing column of the CFRP member and the preformed groove and between the reinforcing plate and the reinforced concrete body. Connect the CFRP member with a positive electrode of an external DC power supply and the steel reinforcing element with a negative electrode of the external DC power supply.10-16-2014
20140305807Cathode Protection Method for Reinforced Concrete Structure and Apparatus Therefor - A cathode protection method for reinforced concrete structure includes steps of: a. removing loose concrete within a protection area, and filling adhesive materials with conductive ability into cracks of a concrete; b. implanting CFRP member as a impressed current auxiliary anode material into the concrete, and spacedly arranged the CFRP member with steel reinforcing elements within the concrete; c. coating adhesive materials on a side of the CFRP member, and firmly pressing the adhesive materials to bonding the CFRP member and the concrete with each other; and d. electrically connecting the steel reinforcing elements and the CFRP member to a negative electrode and a positive electrode of an external DC power supply respectively, such that the concrete, the steel reinforcing element, the CFRP member, and the external DC power supply generate serially-close conductive circuit.10-16-2014
20140340823ELECTRONIC DEVICE - An exemplary electronic device includes a housing, a display unit, a fixing assembly, and a battery. The fixing assembly is arranged in the housing and defines an opening. The fixing assembly further includes a main body and a resisting member. The display unit is arranged on the main body. The resisting member protrudes from a side of the opening and extends toward the opening. The base of the resisting member is flush with the main body. The battery is fixed below the fixing assembly and opposite to the opening. The resisting member and the display unit via the opening resist the battery.11-20-2014
20140347987Wireless Communication Device and Method for Adjusting Maximum Access Quantity - A wireless communication device and a method for adjusting a maximum number of accesses thereby are provided. The wireless communication device comprises a network speed providing module and a Wireless Local Area Network (WLAN) access number control module, wherein the network speed providing module is configured to provide a speed at a network side to a WLAN side; and the WLAN access number control module is configured to adjust a maximum number of accesses of a WLAN according to the speed at the network side provided by the network speed providing module. Through the disclosure, communication quality is ensured for an Internet user by adjusting a maximum number of user accesses of Wireless Fidelity (Wi-Fi); and when the network gets worse, the access of an excess user is not allowed or some users are removed according to a user rule.11-27-2014
20150084503Pluggable Control Module For LED Lighting Device - Embodiments of a plug-and-play control module for a LED lighting device are described. In one aspect, a plug-and-play control module for a LED lighting device includes a main body and a control module socket. The control module socket includes an AC socket and a DC socket. The main body includes a housing, a control unit, an input port and an output port. The control unit resides inside the housing. A portion of the input port and a portion of the output port protrude outside the housing and connect to the control module socket. The control unit controls an output current flowing through the output socket and thus the on/off of the LED lighting device.03-26-2015

Patent applications by Wei Liu, Shenzhen CN

Wei Liu, Cypress, CA US

Patent application numberDescriptionPublished
20090246178CD56 POSITIVE HUMAN ADULT PANCREATIC ENDOCRINE PROGENITOR CELLS - The invention relates to the discovery of a selective cell surface marker that permits the selection of a unique subset of pancreatic stems cells having a high propensity to differentiate into insulin producing cells or into insulin producing cell aggregates.10-01-2009

Wei Liu, Yongin-Si KR

Patent application numberDescriptionPublished
20090249138Semiconductor memory apparatus for reducing bus traffic between NAND flash memory device and controller - Provided is a semiconductor memory apparatus that may use an efficient protocol between an NAND flash memory device and a controller to reduce bus traffic. The flash memory device may include a memory cell array and an error correction encoder. The memory cell array may include a plurality of pages. The error correction encoder may generate first parity data based on normal data to be written to the memory cell array, compare the first parity data and second parity data encoded with the normal data stored in the memory cell array, and check an error. The error position detector may detect an error position in response to the error signal transmitted from the error correction encoder. Thus, since the semiconductor memory apparatus may transmit and receives parity data or a syndrome between an NAND flash memory device and the controller by detecting and correcting an error in the same memory chip, bus traffic may be reduced.10-01-2009

Wei Liu, Sudbury, MA US

Patent application numberDescriptionPublished
20090136507HBM variants that modulate bone mass and lipid levels - The present invention relates to methods and materials used to express an HBM-like polypeptide derived from HBM, LRP5 or LRP6 in animal cells and transgenic animals. The present invention also relates to transgenic animals expressing the HBM-like polypeptides. The invention provides nucleic acids, including coding sequences, oligonucleotide primers and probes, proteins, cloning vectors, expression vectors, transformed hosts, methods of developing pharmaceutical compositions, methods of identifying molecules involved in bone development, and methods of diagnosing and treating diseases involved in bone development and lipid modulation. In preferred embodiments, the present invention is directed to methods for treating, diagnosing and preventing osteoporosis.05-28-2009
20090232809Type 2 cytokine receptor and nucleic acids encoding same - The present invention provides novel isolated CRF2-13 polynucleotides and polypeptides encoded by the CRF2-13 polynucleotides. Also provided are the antibodies that immunospecifically bind to a CRF2-13 polypeptide or any derivative (including fusion derivative), variant, mutant or fragment of the CRF2-13 polypeptide, polynucleotide or antibody. The invention additionally provides methods in which the CRF2-13 polypeptide, polynucleotide and antibody are utilized in the detection and treatment of a broad range of pathological states, as well as to other uses.09-17-2009

Patent applications by Wei Liu, Sudbury, MA US

Wei Liu, Palo Alto, CA US

Patent application numberDescriptionPublished
20080227173Polypeptide - The invention describes a PS4 variant polypeptide derivable from a parent polypeptide having amylase activity selected from the group consisting of: (a) a polypeptide comprising an amino acid mutation at each of positions 33, 34, 121, 134, 141, 146, 157, 161, 178, 179, 223, 229, 272, 303, 307, 309 and 334; (b) a polypeptide comprising an amino acid mutation at each of positions 33, 34, 121, 134, 141, 145, 146, 157, 178, 179, 223, 229, 272, 303, 307 and 334; (c) a polypeptide comprising an amino acid mutation at each of positions 33, 34, 121, 134, 141, 146, 157, 178, 179, 223, 229, 272, 303, 307, 309 and 334; and (d) a polypeptide comprising an amino acid mutation at each of positions 3, 33, 34, 70, 121, 134, 141, 146, 157, 178, 179, 223, 229, 272, 303, 307, 309 and 334; with reference to the position numbering of a 09-18-2008
20080234465EXPRESSION IN FILAMENTOUS FUNGI OF PROTEASE INHIBITORS AND VARIANTS THEREOF - Described herein are protease inhibitors, variants thereof and methods for their production.09-25-2008
20080274531Exo-Specific Amylase Polypeptides, Nucleic Acids Encoding Those Polypeptides And Uses Thereof - This invention relates to amylase polypeptides, and nucleic acids encoding the polypeptides and uses thereof. The amylases of the present invention have been engineered to have more beneficial qualities. Specifically the amylases of the current invention show an altered exospecifity.11-06-2008
20080292747MODIFIED AMYLASE FROM PSEUDOMONAS SACCHAROPHILIA - Described is a PS4 variant polypeptide derivable from a polypeptide having amylase activity selected from: (a) a polypeptide comprising an amino acid mutation at each of positions 33, 34, 121, 134, 141, 146, 157, 161, 178, 179, 223, 229, 272, 303, 307, 309 and 334; (b) a polypeptide comprising an amino acid mutation at each of positions 33, 34, 121, 134, 141, 145, 146, 157, 178, 179, 223, 229, 272, 303, 307 and 334; (c) a polypeptide comprising an amino acid mutation at each of positions 33, 34, 121, 134, 141, 146, 157, 178, 179, 223, 229, 272, 303, 307, 309 and 334; and (d) a polypeptide comprising an amino acid mutation at each of positions 3, 33, 34, 70, 121, 134, 141, 146, 157, 178, 179, 223, 229, 272, 303, 307, 309 and 334; referring to the numbering of a 11-27-2008
20090214706Polypeptide - We describe a PS4 variant polypeptide derivable from a parent polypeptide having non-maltogenic exoamylase activity, in which the PS4 variant polypeptide comprises an amino acid mutation at one or more positions selected from the group consisting of: 121, 161, 223, 146, 157, 158, 198, 229, 303, 306, 309, 316, 353, 26, 70, 145, 188, 272, 339, with reference to the position numbering of a 08-27-2009

Patent applications by Wei Liu, Palo Alto, CA US

Wei Liu, Wexford, PA US

Patent application numberDescriptionPublished
20090037731 Architecture and Design for Central Authentication and Authorization in an On-Demand Utility Environment Using a Secured Global Hashtable - A Centralized Authentication & Authorization (CAA) system that prevents unauthorized access to client data using a secure global hashtable residing in the application server in a web services environment. CAA comprises a Service Request Filter (SRF) and Security Program (SP). The SRF intercepts service requests, extracts the service client's identifier from a digital certificate attached to the request, and stores the identifier in memory accessible to service providers. The client identifier is secured by the SP using a key unique to the client identifier. When the web services manager requests the client identifier, the web services manager must present the key to the SP in order to access the client identifier. Thus, the present invention prevents a malicious user from attempting to obtain sensitive data within the application server once the malicious user has gained access past the firewall.02-05-2009
20090204810Architecture and Design for Central Authentication and Authorization in an On-Demand Utility Environment - A Centralized Authentication & Authorization (CAA) system that facilitates secure communication between service clients and service providers. CAA comprises a Service Request Filter (SRF), a Service Client Authentication Program (SCAP), a Service Authorization Program (SAP), and an Authorization Database (ADB). The SRF intercepts service requests, extracts the service client's identifier from a digital certificate attached to the request, and stores the identifier in memory accessible to service providers. In the preferred embodiment, the SRF forwards the service request to a web service manager. The web service manager invokes SCAP. SCAP matches the identifier with a record stored in ADB. SAP queries ADB to determine if the service request is valid for the service client. If the service request is valid, SAP authorizes the service request and the appropriate service provider processes the service request.08-13-2009

Wei Liu, Shenyang CN

Patent application numberDescriptionPublished
20090154808METHOD AND APPARATUS FOR SEGMENTING AN OBJECT REGION OF INTEREST FROM AN IMAGE - A method for segmenting an object region of interest from an image includes detecting each corner in a captured image; acquiring edges of the object from the captured image based on the detected corners; clustering the detected corners based on corners on the acquired edges; and segmenting the image region in the captured image formed by the clustered corners as a region of interest that likely includes the object. With this method and apparatus for the method, an object region of interest may be segmented from an image without utilizing features such as an object shadow and edges.06-18-2009
20090169105VEHICLE HEADLIGHT DETECTING METHOD AND APPARATUS, AND REGION-OF-INTEREST SEGMENTING METHOD AND APPARATUS - A method and apparatus for detecting vehicle headlights and a region-of-interest (ROI) segmenting method and apparatus are disclosed. The ROI segmenting method includes: performing an edge extracting operation on a captured image to obtain edges of the captured image; selecting edges meeting predetermined criteria from the obtained edges, the predetermined criteria being the similarity between the region surrounded by the selected edges and the pattern formed by a vehicle headlight in physical reality at a position of the selected edges; determining the region surrounded by the selected edges within the captured image as a vehicle headlight pattern; and segmenting the ROI which potentially includes the vehicle pattern from the captured image based on the determined vehicle headlight pattern. With such a method and apparatus, the ROI of a vehicle may be acquired from the image without using the vehicle's bottom shadow.07-02-2009

Wei Liu, Rockville, MD US

Patent application numberDescriptionPublished
20090111140SYSTEMS AND METHODS FOR CELL MEASUREMENT UTILIZING ULTRASHORT T2* - The present disclosure is directed to a new technique for MR measurement of ultrashort T04-30-2009
20120004530QUANTIFICATION OF INTRACELLULAR AND EXTRACELLULAR SPIO AGENTS WITH R2 AND R2* MAPPING - Quantitative assessment of magnetic agent tagged cells in a subject comprises: acquiring a series of T01-05-2012
20120326721SIMULTANEOUS AND DYNAMIC DETERMINATION OF LONGITUDINAL AND TRANSVERSAL RELAXATION TIMES OF A NUCLEAR SPIN SYSTEM - The invention relates to a magnetic resonance imaging method for simultaneous and dynamic determination of a longitudinal relaxation time T12-27-2012

Wei Liu, Santa Clara, CA US

Patent application numberDescriptionPublished
20090063075DETERMINING PROFILE PARAMETERS OF A STRUCTURE USING APPROXIMATION AND FINE DIFFRACTION MODELS IN OPTICAL METROLOGY - Provided is a method for determining one or more profile parameters of a structure using an optical metrology model, the optical metrology model comprising a profile model, an approximation diffraction model, and a fine diffraction model. A simulated approximation diffraction signal is generated based on an approximation diffraction model of the structure. A set of difference diffraction signals is obtained by subtracting the simulated approximation diffraction signal from each of simulated fine diffraction signals and paired with the corresponding profile parameters and used to generate a library of difference diffraction signals. A measured diffraction signal adjusted by the simulated approximation diffraction signal is matched against the library to determine at least one profile parameter of the structure.03-05-2009
20090063076Determining profile parameters of a structure using approximation and fine diffraction models in optical metrology - Provided is a method for determining one or more profile parameters of a structure using an optical metrology model, the optical metrology model comprising a profile model, an approximation diffraction model, and a fine diffraction model. A simulated approximation diffraction signal is generated based on an approximation diffraction model of the structure. A set of difference diffraction signals is obtained by subtracting the simulated approximation diffraction signal from each of simulated fine diffraction signals and paired with the corresponding profile parameters. A machine learning system is trained using the pairs of difference diffraction signal and corresponding profile parameters. A measured diffraction signal adjusted by the simulated approximation diffraction signal is input into the trained machine learning system and generates the corresponding profile parameters.03-05-2009
20090063077AUTOMATED PROCESS CONTROL USING PARAMETERS DETERMINED WITH APPROXIMATION AND FINE DIFFRACTION MODELS - Provided is a method of controlling a fabrication cluster using a machine learning system, the machine learning system trained developed using an optical metrology model, the optical metrology model comprising a profile model, an approximation diffraction model, and a fine diffraction model. A simulated approximation diffraction signal is generated based on an approximation diffraction model of the structure. A set of difference diffraction signal is obtained by subtracting the simulated approximation diffraction signal from each of simulated fine diffraction signals and paired with the corresponding profile parameters. A first machine learning system is trained using the pairs of difference diffraction signal and corresponding profile parameters. A library of simulated fine diffraction signals and profile parameters is generated using the trained first machine learning system and using ranges and corresponding resolutions of the profile parameters. The library is used to train a second machine learning system. A measured diffraction signal is input into the trained second machine learning system to determine at least one profile parameter. The at least one profile parameter is used to adjust at least one process parameter or equipment setting of the fabrication cluster.03-05-2009

Patent applications by Wei Liu, Santa Clara, CA US

Wei Liu, Canton, MI US

Patent application numberDescriptionPublished
20090038579ENGINE HEAD COVER ASSEMBLY HAVING AN INTEGRATED OIL SEPARATOR AND A REMOVABLE COVER - A head cover assembly for covering a crankcase of an internal combustion engine includes a head cover, a removable cover, a valve, and an integral oil separator. The oil separator includes a labyrinth that defines a flow path that separates oil from crankcase gases passing therethrough. The valve includes a tubular body presenting a passage for which manifold vacuum may draw crankcase gas from the oil separator. The cover includes an aperture. The tubular body is disposed through the aperture such that the outer tube surface is spaced apart from the inner edge of the aperture to define a gap in which separated oil may drain back into the engine for recycling.02-12-2009
20120173119Systems and Methods For Determining Blow-By Gas Species Concentrations - In one embodiment, a method for determining a blow-by gas species concentration may include calculating one-dimensional engine performance data with a one-dimensional engine performance model. The one-dimensional engine performance data may be based at least in part upon an engine operating condition. The one-dimensional engine performance data may be transformed, automatically with a processor executing a two-dimensional ring dynamics model, into piston ring motion data. The two-dimensional ring dynamics model simulates geometrical changes to a piston-ring pack flow path. The blow-by gas species concentration may be determined with a network model including the one-dimensional engine performance model and a two-dimensional ring pack model. The two-dimensional ring pack model simulates species concentration change in the piston-ring pack flow path. The blow-by gas species concentration may be determined using the engine operating condition and the piston ring motion data.07-05-2012

Patent applications by Wei Liu, Canton, MI US

Wei Liu, Painted Post, NY US

Patent application numberDescriptionPublished
20080237919Method and apparatus for membrane deposition - A method and apparatus for applying a uniform membrane coating to a substrate, such as a honeycomb structure, having a plurality of through-channels, wherein the through-channels have an average diameter of less than or equal to 3 mm. The method includes providing a liquid precursor comprising membrane-forming materials to the substrate and applying a pressure differential across the substrate. The pressure differential causes the liquid precursor to travel uniformly through the through-channels, depositing the membrane-forming materials on the walls of the through-channels and forming the membrane on the walls of the through-channels. The apparatus includes a chamber capable of holding the substrate and of maintaining a pressure differential across the plurality of through-channels.10-02-2008
20080299349Method for preparing a porous inorganic coating on a porous support using certain pore fillers - Methods for preparing porous inorganic coatings on porous supports using certain pore fillers, and porous supports coated with porous inorganic coatings. The porous inorganic coatings may serve as membranes useful in, for example, liquid-liquid, liquid-particulate, gas-gas, or gas-particulate separation applications.12-04-2008
20080299377Method for preparing a porous inorganic coating on a porous support using certain pore formers - Methods for preparing porous inorganic coatings on porous supports using certain pore formers, and porous supports coated with porous inorganic coatings. The porous inorganic coatings may serve as membranes useful in, for example, liquid-liquid, liquid-particulate, gas-gas, or gas-particulate separation applications.12-04-2008
20090000475Zeolite membrane structures and methods of making zeolite membrane structures - Inorganic membrane structures of high stability, high permeability, and large surface area. Zeolite membranes can be disposed onto an intermediate pore size modification layer which reduces the pore size of the inorganic porous support. The intermediate pore size modification layer minimizes the defects in the zeolite membrane and provides a more continuous and uniform zeolite membrane. The inorganic membrane structure can be in the form of a honeycomb monolith. The applications for the zeolite membranes include, for example, membrane ultra-filtration of gas or liquid fluids, biological assays and cell culture surfaces.01-01-2009
20110274835METHOD FOR MEMBRANE DEPOSITION - A method and apparatus for applying a uniform membrane coating to a substrate, such as a honeycomb structure, having a plurality of through-channels, wherein the through-channels have an average diameter of less than or equal to 3 mm. The method includes providing a liquid precursor comprising membrane-forming materials to the substrate and applying a pressure differential across the substrate. The pressure differential causes the liquid precursor to travel uniformly through the through-channels, depositing the membrane-forming materials on the walls of the through-channels and forming the membrane on the walls of the through-channels. The apparatus includes a chamber capable of holding the substrate and of maintaining a pressure differential across the plurality of through-channels.11-10-2011
20120132584Inorganic membranes and method of making - An inorganic membrane having an improved pore structure. The membrane has a mean pore size of up to about 100 nm and a mean particle size in a range from about 10 nm to about 100 nm. In one embodiment, the membrane comprises α-alumina and is formed by providing a coating slip comprising δ-alumina; applying the coating slip to a support surface to form a coating layer; drying the coating layer; and firing the dried coating layer at a temperature of at least about 1000° C. to convert at least a portion of the δ-alumina to α-alumina and form the inorganic membrane.05-31-2012

Patent applications by Wei Liu, Painted Post, NY US

Wei Liu, Gyeonggi-Do KR

Patent application numberDescriptionPublished
20080244362BOSE-CHAUDHURI-HOCQUENGHEM ERROR CORRECTION METHOD AND CIRCUIT FOR CHECKING ERROR USING ERROR CORRECTION ENCODER - A Bose-Chaudhuri-Hocquenghem (BCH) error correction circuit and method including storing normal data and first parity data in a memory cell array, the normal data and first parity data forming BCH encoded data; generating second parity data from the stored normal data; comparing the first parity data with the second parity data; and checking for an error in the normal data in response to the comparing.10-02-2008

Wei Liu, Mississauga CA

Patent application numberDescriptionPublished
20110112711Method, apparatus, signals, and medium for managing power in a hybrid vehicle - A method and apparatus for managing power in a hybrid vehicle is disclosed. The vehicle includes an engine, an electric motor, and an energy storage element coupled to the motor. The method involves receiving a request to supply operating power to drive the vehicle and responding to the request by selecting an apportionment of operating power between the engine and the motor from among a plurality of apportionments having respective operating costs such that the selected apportionment is associated with a minimum operating cost, the operating cost including at least an engine fuel consumption cost and a storage element lifetime cost. The method further involves causing power to be supplied by at least one of the engine and the motor in accordance with the selected apportionment.05-12-2011
20130066503METHOD, APPARATUS, SIGNALS AND MEDIA, FOR SELECTING OPERATING CONDITIONS OF A GENSET - An apparatus for selecting operating conditions of a genset, the apparatus including a processor circuit configured to select a set of operating points from a plurality of operating points of the genset each comprising an engine speed in a generator electrical output value and a plurality of cost values associated with operating the genset at respective operating points such that the sum of the cost values associated with the operating points in said set is minimized and such that the engine speed increases or decreases monotonically with monotonically increasing or decreasing electrical power output values.03-14-2013
20130090864METHOD, APPARATUS, SIGNALS AND MEDIA, FOR SELECTING OPERATING CONDITIONS OF A GENSET - A method for producing a plurality of cost values associated with operating a genset at respective operating points, the genset including an engine coupled to an electrical power generator, the method including assigning weights to each of a plurality of operating conditions associated with operating the genset having a plurality of operating points each comprising an engine speed value and a generator electrical power output value, said weights representing a desired trade-off between said plurality of operating conditions, receiving operating condition values corresponding to each of said plurality of operating conditions, said operating condition values associated with operating the genset at each of the plurality of operating points, and producing the cost values for each operating point by combining said operating condition values in accordance with said weights for each respective operating point.04-11-2013
20140121879Method, Apparatus, Signals and Media, for Selecting Operating Conditions of a Genset - An apparatus for selecting operating conditions of a genset, the apparatus including a processor circuit configured to select a set of operating points from a plurality of operating points of the genset each comprising an engine speed in a generator electrical output value and a plurality of cost values associated with operating the genset at respective operating points such that the sum of the cost values associated with the operating points in said set is minimized and such that the engine speed increases or decreases monotonically with monotonically increasing or decreasing electrical power output values.05-01-2014
20140257612Method, Apparatus, Signals, and Medium for Managing Power in a Hybrid Vehicle - A method and apparatus for managing power in a hybrid vehicle is disclosed. The vehicle includes an engine, an electric motor, and an energy storage element coupled to the motor. The method involves receiving a request to supply operating power to drive the vehicle and responding to the request by selecting an apportionment of operating power between the engine and the motor from among a plurality of apportionments having respective operating costs such that the selected apportionment is associated with a minimum operating cost, the operating cost including at least an engine fuel consumption cost and a storage element lifetime cost. The method further involves causing power to be supplied by at least one of the engine and the motor in accordance with the selected apportionment.09-11-2014

Patent applications by Wei Liu, Mississauga CA

Wei Liu, Hayward, CA US

Patent application numberDescriptionPublished
20110212241MODIFIED AMYLASES, NUCLEIC ACIDS ENCODING THOSE AMYLASES AND USES THEREOF - This invention relates to nucleic acids encoding amylase polypeptides, the encoded polypeptides and uses thereof. The amylases of the present invention have been engineered to have more beneficial qualities. Specifically, the amylases of the current invention show an altered exo-specificity and/or thermostability. Some embodiments of the invention relate to said polypeptides and nucleic acids and their uses as non-maltogenic exoamylases in producing food products.09-01-2011

Wei Liu, Liaoning CN

Patent application numberDescriptionPublished
20110235913METHOD AND DEVICE FOR PARTITIONING BARRIER - A barrier partitioning method and device are used for partitioning a barrier area from an image. The method includes: performing edge detecting and partitioning blocks to the image to obtain multiple edge image blocks; performing beeline detection to each edge image block to obtain beelines respectively; for each beeline, determining the line direction of the beeline corresponding to a standard road plane, and determining the edge image block to be a barrier block according to the line direction; forming all the determined barrier blocks to be a barrier area according to a connection principle.09-29-2011
20110262009METHOD AND APPARATUS FOR IDENTIFYING OBSTACLE IN IMAGE - A method for identifying barriers in images is disclosed. In the method, images of a current frame and N frame which is nearest to the current frame are obtained, the obtained images of the frames are divided in the same way, and the image of each frame obtains a plurality of divided block regions; the motion barrier confidence of each block region corresponding to the current frame and the N frame which is nearest to the current frame is calculated; whether each block region in the image of the current frame is decided successively according to the motion barrier confidence of each block region corresponding to the current frame and the N frame which is nearest to the current frame; the barriers in the images are determined according to each block region.10-27-2011

Wei Liu, Suzhou CN

Patent application numberDescriptionPublished
20110278666Trench MOSFET with integrated Schottky diode in a single cell and method of manufacture - A trench MOSFET with integrated Schottky diode in a single cell includes a plurality of body regions extending to an epitaxial layer; a first trench extending through one of the body regions and reaching the epitaxial layer, the first trench being substantially filled by a conductive material that is separated from a sidewall of the first trench by a layer of dielectric material; and a second trench positioned between two adjacent body regions and extended into the epitaxial layer. Two source regions, two heavy body contact regions and the two adjacent body regions surround the second trench. The trench MOSFET further includes a Schottky diode having a metal layer formed along a sidewall and near a bottom of the second trench. In its manufacturing method, the spacer and self-alignment are processed two times, thus low cost and high reliability performance of the device are achieved at the same time.11-17-2011
20120018802Ultra-low-cost three mask layers trench MOSFET and method of manufacture - An ultra-low-cost three mask layers trench MOSFET and its method of manufacture, wherein the method includes posting a uniform-covering dielectric layer deposition, and then the topography of trenches with different open size is quite different, wherein the smaller open size trench is fully filled, while only bottom and sidewall are covered for the bigger one. After a patterned dry etch process, the bottom of the bigger trench is opened with dielectric spacer left on sidewall, and the smaller one is still filled with dielectric material. The remained dielectric material is used as masks for following N+ source implantation and/or P-body implantation. A self-aligned source contact process is performed using the remained dielectric material in the trench as hard mask, so the limitation coming from source contact trench to gate trench mis-alignment during photo process is eliminated. Therefore, the much higher cell density, means high device performance, could be achieved.01-26-2012
20120168893Mesa edge shielding trench Schottky rectifier and method of manufacture thereof - A mesa edge shielding trench Schottky rectifier includes a semiconductor substrate; an epitaxial layer grown on the first surface of the semiconductor substrate; a plurality of trenches spaced from each other and extended into the epitaxial layer, wherein an epitaxial region between two adjacent trenches forms the silicon mesa; a polysilicon region, having a T-shape, is separated from an inner wall of each of the trenches and a top surface of the epitaxial layer by an oxide layer, wherein a width of the top surface of the polysilicon region is bigger than an open size of each of the trenches; an anode electrode, deposited on an entire structure, forming an ohmic contact on the top surface of the polysilicon region and a Schottky contact on an exposed surface of the epitaxial layer; and a cathode electrode, deposited on the second surface of the semiconductor substrate, forming an ohmic contact thereon.07-05-2012

Wei Liu, Beijing Beijing CN

Patent application numberDescriptionPublished
20120057751Particle Tracking Methods - A method for tracking an object in a video data, comprises the steps of determining a plurality of particles for estimating a location of the object in the video data, determining a weight for each of the plurality of the particles, wherein the weights of two or more particles are determined substantially in parallel, and estimating the location of the object in the video data based upon the determined particle weights.03-08-2012

Wei Liu, Pittsburg, PA US

Patent application numberDescriptionPublished
20120100266CONTROL OF BUBBLE SIZE IN A CARBONATED LIQUID - Cans, bottles and/or other containers used to hold a carbonated beverage can include internal features to promote and/or control bubble formation.04-26-2012
20140117592Control of Bubble Size in a Carbonated Liquid - Cans, bottles and/or other containers used to hold a carbonated beverage can include internal features to promote and/or control bubble formation.05-01-2014

Wei Liu, Chandler, AZ US

Patent application numberDescriptionPublished
20120107993METHOD OF MAKING A MICRO-ELECTRO-MECHANICAL-SYSTEMS (MEMS) DEVICE - A method of forming a MEMS device includes forming a sacrificial layer over a substrate. The method further includes forming a metal layer over the sacrificial layer and forming a protection layer overlying the metal layer. The method further includes etching the protection layer and the metal layer to form a structure having a remaining portion of the protection layer formed over a remaining portion of the metal layer. The method further includes etching the sacrificial layer to form a movable portion of the MEMS device, wherein the remaining portion of the protection layer protects the remaining portion of the metal layer during the etching of the sacrificial layer to form the movable portion of the MEMS device.05-03-2012

Wei Liu, Syracuse, NY US

Patent application numberDescriptionPublished
20120140922Method for Generating Private Keys in Wireless Networks - The first and second nodes in a wireless network estimate first and second channel response. The first node quantizes the first channel response to produce a first bit sequence, and a feed-forward message, which is transmit as a feed-forward message to the second node. The second node quantizes the second channel response using the feed-forward message to produce and an estimate of the first bit sequence, a second bit sequence and a feed-back message, which is transmitted to the first node. Then, the first and second nodes delete bits in the respective bit sequences using the feed-back and feed-forward message to generate first and second private keys with low bit mismatch rate.06-07-2012
20120148046Secure Wireless Communication Using Rate-Adaptive Codes - Data are communicated in a wireless network between a transmitter to a receiver. The transmitter estimates a first channel response between the receiver and the transmitter at the transmitter, and generating a first key based on the first channel response. The data are encoded at the transmitter using a rate-adaptive code to produce encoded data, which is scrambling using the first key before broadcasting. Subsequently, the receiver can estimate a second channel response to generate a second key to be used to descramble the broadcast data.06-14-2012

Wei Liu, New York, NY US

Patent application numberDescriptionPublished
20120189211RAPID IMAGE SEARCH IN A LARGE DATABASE - A method for searching in a large-scale database of images for images that are visually similar to query images is provided using a processor to perform the following steps: computing visual features for the database images; constructing an Image Anchor Graph that contains a plurality of anchors corresponding to a subset of images in the database, according to the computed visual features; computing visual features for the query images; and retrieving database images similar to one or more user query images using a ranking algorithm that uses the anchors in the Image Anchor Graph according to the computed visual features of both the query images and the database images on the Image Anchor Graph.07-26-2012

Wei Liu, Hangzhou CN

Patent application numberDescriptionPublished
20120192628Device and Method for Analyzing Analyte in Liquid Samples - A device and a method for analyzing an analyte in a liquid sample are provided. The device comprises a detecting chamber included in a detection device for containing a detecting element; a liquid sample transferring chamber; and a film with small pores disposed between the detecting chamber and liquid sample transferring chamber. When the detection device is inserted into a liquid sample collecting chamber, the liquid sample in the collecting chamber enters the liquid sample transferring chamber but can not enter the detecting chamber via the film with small pores. When a piston is inserted into the liquid sample transferring chamber, the piston forces a part of liquid sample in the liquid sample transferring chamber to enter the detecting chamber via the film with small pores. Using the device and the method can determine an analyte in a sample quantitatively and can complete the detection in one step.08-02-2012
20130242308Device for Reading Assay Results on Test Carrier - A device for reading an assay test result on a test carrier comprises: a light-emitting element (09-19-2013
20130319711HANDHELD POWER TOOL HAVING A DUST EXTRACTOR - A hand-held power tool is equipped with a dust extraction device which includes a dust box for holding dust. A closing flap is arranged in a tube section which lies in the flow path to the dust box, and this closing flap can be adjusted between the closed position and the open position. The closing flap is pivotably held in the region of the inner wall of the tube section and can be opened in the direction of the dust box. In the closed position, the closing flap bears against a stop which protrudes into the tube section, extends at an angle with respect to the direction of flow through the tube connection piece, and forms a stop line or stop area against which the closing flap correspondingly bears.12-05-2013
20130345435Preparation method of carfentrazone-ethyl - A preparation method of carfentrazone-ethyl comprises steps of: reacting 1-(5-amino-4-chloro-2-fluorophenyl)-4-difluoromethyl-3-methyl-1H-1,2,4-triazol-5-one with acrylic acid through a diazo arylation reaction to give 2-chloro-3-{2-chloro-5-[4-(difluoromethyl)-4,5-dihydro-3-methyl-5-oxo-1H-1,2,3-triazol-1-yl]-4-fluorophenyl}propionic acid; and reacting the 2-chloro-3-{2-chloro-5-[4-(difluoromethyl)-4,5-dihydro-3-methyl-5-oxo-1H-1,2,3-triazol-1-yl]-4-fluorophenyl}propionic acid with ethanol through an esterification reaction in a presence of an acidic catalyst to give carfentrazone-ethyl.12-26-2013

Wei Liu, Bejing CN

Patent application numberDescriptionPublished
20120243523WLAN DATA RATE ADAPTION METHOD - A method of communication between a transmitter and a receiver over a channel is provided. The transmitter is capable of transmitting packets with multiple data rates, each of which adapts to a respective channel condition with regards to the performance of the communication. The method comprises the steps of at the level of the transmitter: upon detection of a disappearance of deterioration of the channel condition, transmitting packets with a data rate selected from a group of stable data rates that are stably used before the disappearance of the deterioration but larger than the last data rate before disappearance of the deterioration.09-27-2012

Wei Liu, Eden Prairie, MN US

Patent application numberDescriptionPublished
20120267388Substantially Rigid Collapsible Liner and Flexible Gusseted or Non-Gusseted Liners and Methods of Manufacturing the Same and Methods for Limiting Choke-Off in Liners - The present disclosure relates to a blow-molded, rigid collapsible liner that can be suitable particularly for smaller storage and dispensing systems. The rigid collapsible liner may be a stand-alone liner, e.g., used without an outer container, and may be dispensed from a fixed pressure dispensing can. Folds in the rigid collapsible liner may be substantially eliminated, thereby substantially reducing or eliminating the problems associated with pinholes, weld tears, and overflow. The present disclosure also relates to flexible gusseted or non-gusseted liners, which is scalable in size and may be used for storage of up to 200 L or more. The flexible gusseted liner may be foldable, such that the liner can be introduced into a dispensing can. The liner can be made of thicker materials, substantially reducing or eliminating the problems associated pinholes, and may include more robust welds, substantially reducing or eliminating the problems associated weld tears.10-25-2012
20130193164SUBSTANTIALLY RIGID COLLAPSIBLE LINER, CONTAINER AND/OR LINER FOR REPLACING GLASS BOTTLES, AND ENHANCED FLEXIBLE LINERS - The present disclosure relates to a blow-molded, rigid collapsible liner that can be suitable particularly for smaller storage and dispensing systems. The rigid collapsible liner may be a stand-alone liner, e.g., used without an outer container, and may be dispensed from a fixed pressure dispensing can. Folds in the rigid collapsible liner may be substantially eliminated, thereby substantially reducing or eliminating the problems associated with pinholes, weld tears, and overflow. The present disclosure also relates to systems and liners, including the liners just mentioned, that may be used as alternatives to, or replacements for, simple rigid-wall containers, such as those made of glass. Such advantageous systems and liners may replace simple rigid-wall containers in a system for delivering a high purity material to a semiconductor process substantially without modification to an end user's existing pump dispense or pressure dispense systems.08-01-2013
20140034671GENERALLY CYLINDRICALLY-SHAPED LINER FOR USE IN PRESSURE DISPENSE SYSTEMS AND METHODS OF MANUFACTURING THE SAME - A liner having a tubular body portion with a top circumferential edge and a bottom circumferential edge, a generally circular bottom portion sealed to the tubular body portion along the bottom circumferential edge, and a generally circular top portion sealed to the tubular body portion along the top circumferential edge. The top portion may include a fitment sealed thereto. The tubular body portion may include at least one weld seam extending from the top circumferential edge to the bottom circumferential edge. In a particular embodiment, the tubular body portion may include two sheets welded together to form a tubular body, the tubular body portion thus having two weld seams extending from the top circumferential edge to the bottom circumferential edge.02-06-2014
20140202975NESTED BLOW MOLDED LINER AND OVERPACK AND METHODS OF MAKING SAME - The present disclosure relates to an integrated liner-based system having an overpack and a liner provided within the overpack, the liner comprising a mouth and a liner wall forming an interior cavity of the liner and having a thickness such that the liner is substantially self-supporting in an expanded state, but is collapsible at a pressure of less than about 20 psi. The liner and overpack may be made by blow molding the liner and the overpack at the same time using nested preforms.07-24-2014
20140374416LINER-BASED SHIPPING AND DISPENSING SYSTEMS - The present disclosure, in one embodiment, relates to a liner-based assembly having an overpack and a liner disposed within the overpack. The liner may be formed by blow molding a liner preform within the overpack to form a blow molded liner substantially conforming to the interior of the overpack and generally forming an interface with an interior of the overpack. The present disclosure, in another embodiment, relates to a liner-based assembly including a blow-molded overpack comprised of polyethylene terephthalate, a blow-molded liner disposed within the overpack, the liner comprised of a polymer material, wherein the overpack and liner have a combined wall thickness of about 0.3 mm or less, and a base cup configured to at least partially surround an exterior of the overpack. In some embodiments, the liner has a volume of up to about 4.7 liters and an empty weight of between about 260-265 grams.12-25-2014

Patent applications by Wei Liu, Eden Prairie, MN US

Wei Liu, Wuhan City CN

Patent application numberDescriptionPublished
20130036411Software Update Method for Display Device - A software update method for a display device includes: storing a first software program by a first memory of a computer device; electrically coupling the computer device to the display device; controlling a display card of the computer device by a public application programming interface (API) function of a driver program of the display card or by a physical address of the display card searched by a search program coded by an operating system of the computer device; transferring the first software program stored in the first memory to the display device through a display data channel (DDC) of the controlled display card; and, receiving the first software program by the display device and updating a second software program stored in a second memory of the display device into the first software program by a microcontroller of the display device.02-07-2013
20140087010PREPARATION METHOD FOR EXTRACTIVE OF JINXUAN HEMORRHOID WASHING POWDER BOTANICALS - The present invention discloses a preparation method for extractive of Jinxuan Hemorrhoid Washing Powder botanicals comprises the steps: A, honeysuckle, schizonepeta, and purslane in the prescription of Jinxuan Hemorrhoid Washing Powder are mixed, ground, and passed through a mesh; the medicinal powder obtained from supercritical extraction is soaked in alcohol, then undergoes percolation extraction, and the percolate is collected; B, the alcohol percolate is concentrated, left stand, and suction filtrated to obtain a filtrate; C, the filtrate macroporously adsorpts to a resin column at a flow velocity, is then removed of to impurity by water washing, and undergoes elution with alcohol to obtain an alcohol eluent; D, alcohol is recovered from the eluent, the remaining liquid is concentrated, and the concentrated liquid is dried to obtain the extractive of Jinxuan Hemorrhoid Washing Powder botanicals. The method is simple and produces high active substance content at a lower production cost and energy consumption. The total content of flavones, saponins, and organic acids exceeds 70%. The extractive has substantial anti-inflammatory and pain relieving effects.03-27-2014

Wei Liu, Hongshan Wuhan CN

Patent application numberDescriptionPublished
20140052414METHOD AND DEVICE FOR EXTRACTING SCINTILLATION PULSE INFORMATION - A method for extracting scintillation pulse information includes followed steps: 1. obtaining a peak value of the scintillation pulse in a certain energy spectrum, and setting at least three threshold voltages according to the peak value; 2. determining the time when the scintillation pulse passes through the each threshold voltage, wherein each time value and its corresponding threshold voltage form a sampling point; 3. selecting multiple sampling points as sampling points for reconstructing and reconstructing pulse waveform; 4. obtaining the data of original scintillation pulse by using reconstructed pulse waveform. A device for extracting scintillation pulse information includes a threshold voltage setting module (02-20-2014

Wei Liu, Jinan CN

Patent application numberDescriptionPublished
201400712303D VIDEO CONVERSION SYSTEM AND METHOD, KEY FRAME SELECTION METHOD AND APPARATUS THEREOF - The present application discloses a Three Dimensions (3D) video conversion system and method, and a key frame selection method and apparatus thereof. The key frame selection method includes: after the ith key frame is determined, calculating feature matching ratios of video frames after the ith key frame in a 2D video; selecting video frames each of which has a feature matching ratio within the range of T03-13-2014

Wei Liu, Plainsboro Township, NJ US

Patent application numberDescriptionPublished
20140249329C-HALOGEN BOND FORMATION - Methods of halogenating a carbon containing compound having an sp3 C—H bond are provided. Methods of fluorinating a carbon containing compound comprising halogenation with Cl or Br followed by nucleophilic substitution with F are provided. Methods of direct oxidative C—H fluorination of a carbon containing compound having an sp3 C—H bond are provided. The halogenated products of the methods are provided.09-04-2014
20150031768C-HALOGEN BOND FORMATION - Methods of halogenating a carbon containing compound having an sp3 C—H bond are provided. Methods of fluorinating a carbon containing compound comprising halogenation with Cl or Br followed by nucleophilic substitution with F are provided. Methods of direct oxidative C—H fluorination of a carbon containing compound having an sp3 C—H bond are provided. The halogenated products of the methods are provided.01-29-2015

Wei Liu, Guangdong CN

Patent application numberDescriptionPublished
20140293160FILTER MODULE AND TOUCH SCREEN HAVING THE SAME - The present disclosure relates to a filter module and a touch screen having the filter module. The filter module includes a substrate, the substrate includes a first surface and a second surface opposite to the first surface, the first surface is provided with a shielding matrix and a color resister distributed in the shielding matrix, the shielding matrix includes intersecting grid lines, the grid lines intersect to form grids, the color resister is formed in the grids, the second surface is provided with a conductive layer, the conductive layer comprises a first conductive pattern and a second conductive pattern, the first conductive pattern and the second conductive pattern are spaced apart from each other to form a sensing structure, the conductive layer is coated with a coating layer.10-02-2014
20140293161POLARIZER MODULE, METHOD OF MANUFACTURING THE SAME AND TOUCH SCREEN USING THE SAME - A polarizer module includes a polarizer substrate, an adhesive layer coated on the polarizer substrate, and a conductive layer embedded in the adhesive layer. The conductive layer includes a first conductive pattern and a second conductive pattern spaced apart from each other in the extending direction of the adhesive layer to form a sensing structure. The polarizer module can implement touch operation and output polarization light. A touch screen using the polarizer module is also provided.10-02-2014
20140307181TOUCH PANEL AND TOUCH DISPLAY DEVICE - A touch panel includes: a glass cover plate including a display area and a non-display area located at an outer edge of the display area; and a touch sensing module laminated on the glass cover plate. The touch sensing module includes a first conductive layer and a second conductive layer. The first conductive layer includes a plurality of first conductive strips; the second conductive layer includes a plurality of second conductive strips. The touch sensing module includes a sensing area defined by edges of the first conductive layer and the second conductive layer. The sensing area includes a visual area and a non-visual area located at an outer edge of the visual area. A projection of the visual area on the glass cover plate coincides with the display area, a projection of the non-visual area on the glass cover plate falls within the non-display area.10-16-2014
20140327842TOUCH SCREEN AND MANUFACTURING METHOD OF THE SAME - A touch screen includes: a transparent substrate, a first substrate layer, a first conductive layer, a first electrode trace; a second substrate layer; a second conductive layer, a second electrode trace, and an insulating layer. The insulating layer is sandwiched between the first substrate layer and the second substrate layer to insulate the first conductive layer and the second conductive layer. The first and second meshed grooves are defined on the first and second substrate layers, the first and second conductive layers with a pre-determined shape can be formed by filling the conductive materials in the first and second meshed grooves. A method of manufacturing the touch screen is also provided.11-06-2014
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