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Lu, Irvine

Fang Lu, Irvine, CA US

Patent application numberDescriptionPublished
20090086805APPARATUS FOR, AND METHOD OF, PROCESSING SIGNALS TRANSMITTED OVER A LOCAL AREA NETWORK - Systems for recovering communicated information in a communication system are disclosed and may include at least one digitizer for digitizing an analog received signal comprising the communicated information, thereby creating a digital received signal. The system may include at least one filter for bandwidth-limiting at least a portion of the digital received signal. At least one feed forward equalizer may be used for equalizing at least a portion of the bandwidth-limited signal to create an equalized signal. At least one converter for creating a data signal according to at least the equalized signal. At least one soft decision circuit for creating a soft decision signal according to the data signal. The soft decision circuit may cancel at least a portion of the equalized signal.04-02-2009
20100172060System and Method for ESD Protection - An integrated receiver with channel selection and image rejection substantially implemented on a single CMOS integrated circuit is described. A receiver front end provides programmable attenuation and a programmable gain low noise amplifier. Frequency conversion circuitry advantageously uses LC filters integrated onto the substrate in conjunction with image reject mixers to provide sufficient image frequency rejection. Filter tuning and inductor Q compensation over temperature are performed on chip. The filters utilize multi track spiral inductors. The filters are tuned using local oscillators to tune a substitute filter, and frequency scaling during filter component values to those of the filter being tuned. In conjunction with filtering, frequency planning provides additional image rejection. The advantageous choice of local oscillator signal generation methods on chip is by PLL out of band local oscillation and by direct synthesis for in band local oscillator. The VCOs in the PLLs are centered using a control circuit to center the tuning capacitance range. A differential crystal oscillator is advantageously used as a frequency reference. Differential signal transmission is advantageously used throughout the receiver. ESD protection is provided by a pad ring and ESD clamping structure that maintains signal integrity. Also provided are shunts at each pin to discharge ESD build up. The shunts utilize a gate boosting structure to provide sufficient small signal RF performance, and minimal parasitic loading.07-08-2010
20110013534Receiver Having Integrated Spectral Analysis Capability - A method of managing traffic in a communications channel includes the steps of receiving a subscriber ID corresponding to a subscriber, performing a spectral analysis on a signal received from the subscriber within a time interval identified by the subscriber ID, and adjusting transmission characteristics of the subscriber based on the spectral analysis.01-20-2011
20110026423Robust Techniques for Upstream Communication Between Subscriber Stations and a Base Station - A number of features for enhancing the performance of a communication system, in which data is transmitted between a base station and a plurality of subscriber stations located different distances from the base station, are presented. The power transmission level, slot timing, and equalization of the subscriber stations are set by a ranging process. Data is transmitted by the subscriber stations in fragmented form. Various measures are taken to make transmission from the subscriber stations robust. The uplink data transmission is controlled to permit multiple access from the subscriber stations.02-03-2011

Patent applications by Fang Lu, Irvine, CA US

Kaitao Lu, Irvine, CA US

Patent application numberDescriptionPublished
20090111895ENHANCED DIALDEHYDE DISINFECTANT AND STERILIZATION FORMULATIONS - High-level disinfectant formulations and sporicidal formulations suitable for use as chemical disinfection and sterilization mediums comprising a dialdehyde, a carboxylate salt in amount of from about 3 weight percent to about 20 weight percent, and the balance water. The formulations are useful for disinfecting and sterilizing medical instruments and medical equipment.04-30-2009

Patent applications by Kaitao Lu, Irvine, CA US

Pullan Lu, Irvine, CA US

Patent application numberDescriptionPublished
20100118722System And Method For Providing Data Streaming And Timing Information With Missing Package Recovery - The present invention provides a monitoring device and method for supplying timing information for a data stream assembled from data packets and also for assembling a replacement data packet when a data packet is missing. The data packets received from a data network and the start time and the end time of each data packet are recorded. After assembling a data stream from the data packets, the start time of the data stream is the first start time of the first data packet and the end time of the data stream is the last end time of the last data packet. When a data packet is missing, a replacement data packet is assembled with a predefined value and the timing information is copied from the timing information from the data packet that follows the missing data packet.05-13-2010

Xiao Lu, Irvine, CA US

Patent application numberDescriptionPublished
20090023176Devices, systems and methods for isometric and isotonic contraction of blood vessels using an isovolumetric myograph - The present invention discloses devices, systems and methods for the isovolumic measurement of vasoactivity in a blood vessel (01-22-2009

Xiaozheng Lu, Irvine, CA US

Patent application numberDescriptionPublished
20110017491HDMI CONNECTOR ASSEMBLY SYSTEM FOR FIELD TERMINATION AND FACTORY ASSEMBLY - The invention provides a system of components, methods for assembly, and a hand tool, for adding a male connector to a standard and modified ribbon high definition multimedia (HDMI) cable for field termination or factory installation. The invention also provides a locking plug which can mate with female HDMI connectors with great retaining force. Features of the connector system including the locking top shell, bottom shell, wire holders and the connector core make possible and efficient the addition of a solderless male connector. Features of the modified ribbon type HDMI cable facilitate threading of the wire holders significantly improving the time it takes to assemble a male connector on the cable. The hand tool disclosed is designed to accomplish all steps of assembly for field termination.01-27-2011
20110021059HDMI CONNECTOR ASSEMBLY SYSTEM FOR FIELD TERMINATION AND FACTORY ASSEMBLY - The invention provides a system of components, methods for assembly, and a hand tool, for adding a male connector to a standard and modified ribbon high definition multimedia (HDMI) cable for field termination or factory installation. The invention also provides a locking plug which can mate with female HDMI connectors with great retaining force. Features of the connector system including the locking top shell, bottom shell, wire holders and the connector core make possible and efficient the addition of a solderless male connector. Features of the modified ribbon type HDMI cable facilitate threading of the wire holders significantly improving the time it takes to assemble a male connector on the cable. The hand tool disclosed is designed to accomplish all steps of assembly for field termination.01-27-2011
20110065308HDMI CONNECTOR ASSEMBLY SYSTEM FOR FIELD TERMINATION AND FACTORY ASSEMBLY - The invention provides a system of components, methods for assembly, and a hand tool, for adding a male connector to a standard and modified ribbon high definition multimedia (HDMI) cable for field termination or factory installation. The invention also provides a locking plug which can mate with female HDMI connectors with great retaining force. Features of the connector system including the locking top shell, bottom shell, wire holders and the connector core make possible and efficient the addition of a solderless male connector. Features of the modified ribbon type HDMI cable facilitate threading of the wire holders significantly improving the time it takes to assemble a male connector on the cable. The hand tool disclosed is designed to accomplish all steps of assembly for field termination.03-17-2011

Zhong-Lin Lu, Irvine, CA US

Patent application numberDescriptionPublished
20100007851Methods and Devices for Rapid Measurement of Visual Sensitivity - The present invention relates to methods for efficient adaptive measurement and classification of contrast sensitivity functions and spatiotemporal contrast sensitivity surface by selecting the most informative stimulus before each trial. Also disclosed are devices for implementing such methods.01-14-2010
20110013138Vision Treatment Procedures and Devices - A vision treatment system comprises a computer and a user input output module associated with the computer, the user input output module including a display screen and means for receiving user input, wherein the computer includes a testing and training module for one or more vision disorders, the training and testing module in communication with the user input output module and testing a user's cutoff spatial frequency of a contrast sensitivity and applying a training regimen based upon Perceptual Template Model (PTM) analysis of interactions with the user.01-20-2011