Inventors list |
Assignees list |
Classification tree browser |
Top 100 Inventors |
Top 100 Assignees |
Jun Liu
Jun Liu, San Jose, CA US
| Patent application number | Description | Published |
|---|---|---|
| 20090045785 | SENSING A PHASE-PATH CURRENT IN A MULTIPHASE POWER SUPPLY SUCH AS A COUPLED-INDUCTOR POWER SUPPLY - An embodiment of a power supply includes a supply output node, phase paths, and sensor circuits. The supply output node is operable to carry a regulated output voltage, and each phase path has a respective phase-path non-output node, has a respective phase-path output node coupled to the supply output node, and is operable to carry a respective phase current. And each sensor circuit has a respective sensor node coupled to the phase-path non-output nodes and is operable to generate a respective sense signal that represents the phase current flowing through a respective one of the phase paths. For example, where the phase paths are magnetically coupled to one another, the sensor circuits take into account the portions of the phase currents induced by the magnetic couplings to generate sense signals that more accurately represent the phase currents as compared to conventional sensor circuits. | 02-19-2009 |
| 20100026263 | BUCK CONTROLLER HAVING INTEGRATED BOOST CONTROL AND DRIVER - An integrated circuit controller for controlling the operation of a voltage converter which includes a first comparator for comparing a voltage associated with an input of a boost converter with a threshold voltage and generating a control signal in response thereto. A second comparator compares a second voltage associated with an output of the boost converter with the threshold voltage and generates a second control signal in response thereto. Driver circuitry generates a first switching transistor drive signal and a second switching transistor drive signal. The first switching transistor drive signal is used for driving an upper gate switching transistor of a buck converter. The second switching transistor drive signal may be configured in a first mode of operation to drive a lower gate switching transistor of the buck converter and may be configured in a second mode of operation to drive a switching transistor of the boost converter. Control logic enables/disables at least a portion of the driver circuitry responsive to the control signal and the second control signal. | 02-04-2010 |
| 20110062926 | SYSTEM AND METHOD FOR CONTROLLING A VOLTAGE SUPPLY - A system, voltage supply circuit, control unit for a voltage supply circuit, and method of controlling a voltage supply circuit are disclosed. For example, a system is disclosed that comprises at least one electronic circuit and a voltage supply unit coupled to an input of the at least one electronic circuit. The voltage supply unit includes a power unit to supply a voltage to the at least one electronic circuit and a control unit to control an operating mode of the power unit, an output of the control unit coupled to an input of the power unit. The control unit includes a mode selector to select the operating mode of the power unit, coupled to at least a first output of the power unit, an amplifier coupled to the at least a first output of the power unit, a compensation circuit, and a first switching unit coupled to the mode selector and the compensation circuit, to couple the compensation circuit to the amplifier if a selected operating mode of the power unit is a first mode. | 03-17-2011 |
| 20110089915 | HYSTERETIC CONTROLLED BUCK-BOOST CONVERTER - An apparatus includes a buck boost converter for generating a regulated output voltage responsive to an input voltage. The buck boost converter includes an inductor, a first pair of switching transistors responsive to a first PWM signal and a second pair of switching transistors responsive to a second PWM signal. An error amplifier generates an error voltage responsive to the regulated output voltage and a reference voltage. A control circuit generates the first PWM signal and the second PWM signal responsive to the error voltage and a sensed current voltage responsive to a sensed current through the inductor. The control circuit controls switching of the first pair of switching transistors and the second pair of switching transistors using the first PWM signal and the second PWM signal responsive to the sensed current through the inductor and a plurality of offset error voltages based on the error voltage. | 04-21-2011 |
Jun Liu US
| Patent application number | Description | Published |
|---|---|---|
| 20110062409 | PHASE CHANGE MEMORY STRUCTURE WITH MULTIPLE RESISTANCE STATES AND METHODS OF PROGRAMMING AND SENSING - A phase change memory structure with multiple resistance states and methods of forming, programming, and sensing the same. The memory structure includes two or more phrase change elements provided between electrodes. Each phase change element has a respective resistance curve as a function of programming voltage which is shifted relative to the resistance curves of other phase change elements. In one example structure using two phase change elements, the memory structure is capable of switching among four resistance states. | 03-17-2011 |
Jun Liu, Clarksville, MD US
| Patent application number | Description | Published |
|---|---|---|
| 20110053994 | POTENT IMMUNOSUPPRESSIVE AGENTS, DERIVATIVES AND USES - Provided herein include compositions, all related stereoisomers as well as pharmaceutically acceptable salts provided as simplified analogs of pateamine A, in which the analogs generally are devoid of the C3-amino and C5-methyl groups, also referred to as desmethyl, desamino-pateamine A. Suitable analogs provide anticancer and antiproliferative effects in vivo and in vitro by a novel drugs mechanism of action described herein for pateamine A, including inhibition of eIF4A-dependent translation initiation. As with pateamine A, as described herein, suitable analogs cause cell cycle arrest or induce apoptosis in transformed cells. However, toxicity of such compounds to slow growing normal cells is low. In addition, such analogs, like pateamine A, target translation initiation factors and are useful as anticancer and antiproliferative agents in subjects in need thereof. Moreover, the analogs, like pateamine A, are valuable molecular probes for evalutaion of eukaryotic translation initiation and as lead compounds for development of improved anticancer agents. | 03-03-2011 |
Jun Liu, San Diego, CA US
| Patent application number | Description | Published |
|---|---|---|
| 20090021379 | SYSTEMS AND METHODS FOR A RFID ENABLED METAL LICENSE PLATE - In the embodiments described herein, a RFID enabled license plate is constructed by using the license plate, or a retro-reflective layer formed thereon as part of the resonator configured to transmit signals generated by and RFID chip integrated with the license plate. Such an RFID enabled license plate can include a metal license plate with a slot formed in the metal license plate, and a RFID tag module positioned in the slot. The RFID tag module can include a chip and a loop, and the loop can be coupled with the metal license plate, e.g., via inductive or conductive coupling. In this manner, the metal license plate can be configured to act as a resonator providing increased performance. | 01-22-2009 |
| 20090122986 | SYSTEMS AND METHODS FOR PREVENTING TRANSMITTED CRYPTOGRAPHIC PARAMETERS FROM COMPROMISING PRIVACY - A method for secure cryptographic communication comprises transmitting information that identifies a group key from a first device to a second device. The method further comprises, in the first device, using the group key to encrypt an input vector, transmitting the encrypted input vector, encrypting privacy-sensitive information using a device key, an encryption algorithm, and the input vector, and transmitting the encrypted privacy-sensitive information to the second device. | 05-14-2009 |
| 20090251293 | SYSTEMS AND METHODS FOR MANAGING INVENTORY OF ITEMS HELD IN A CABINET USING RADIO FREQUENCY IDENTIFICATION (RFID) - A RFID cabinet comprises a cabinet structure and one or more drawers or shelves. Chambers are formed within the cabinet to house the one or more drawers or shelves. An RFID scanner is configured to scan items tagged with RFID tags in the chambers via one or more antennas. The antennas can include transmit and receive antennas or antennas configured to perform both transmit and receive functions. The drawers can have a access cover, or lid that can be controlled so as to control access to the drawer. The scanner can be configured to perform inventory control for the tagged items. | 10-08-2009 |
| 20100026468 | METHODS AND APPARATUS FOR PRESERVING PRIVACY IN AN RFID SYSTEM - A card comprises an antenna configured to generate and receive radio frequency signals, a chip coupled with the antenna, the chip configured to store sensitive information and communicate the information to an authorized reader via the antenna, and a switching mechanism configured to tune and detune the antenna relative to the chip to enable and disable respectively, the chips ability to communicate the sensitive information via the antenna. | 02-04-2010 |
| 20100150348 | RFID AUTHENTICATION ARCHITECTURE AND METHODS FOR RFID AUTHENTICATION - A method for mutual authentication in an RFID system comprising an RFID reader and an RFID tag, the method comprising requesting an identification from the tag, receiving the identification, using the received identification to select a password associated with the identification, generating a password key based on the selected password, encrypting the selected password using the password key, and transmitting the encrypted password to the tag. | 06-17-2010 |
| 20100332838 | SYSTEMS AND METHODS FOR AUTHENTICATING AND PROVIDING ANTI-COUNTERFEITING FEATURES FOR IMPORTANT DOCUMENTS - A method for authenticating a document comprises obtaining the contents of a document, obtaining biometric characteristics from an individual, forming a message based on the contents of the document and the biometric characteristics of the individual, generating a digital signature based on the message and a key, and writing the digital signature to an Radio Frequency Identification (RFID) tag affixed to the document. | 12-30-2010 |
Jun Liu, Guangdong Province CN
| Patent application number | Description | Published |
|---|---|---|
| 20100293081 | Device and method for reading, registering and analyzing data of automobile ECU - A device for reading and registering data of automobile ECU includes: a memory ( | 11-18-2010 |
Jun Liu, Marietta, GA US
| Patent application number | Description | Published |
|---|---|---|
| 20100031594 | Flooring Boards With Press Down Locking Mechanism - A hardwood floor system with press down locking mechanism. Each floor board is equipped with both male and female locking mechanisms. The male locking mechanism of a floor bard can be locked into the female locking mechanism of an adjacent floor board by simply exerting downward force on the floor board. The female locking mechanism is equipped with a spring slot that enables easy engagement of male and female locking mechanisms. The invention may be applied not only floor boards, but also to wall tiles and roof tiles. | 02-11-2010 |
| 20100198389 | PATTERNED WAFER INSPECTION SYSTEM USING A NON-VIBRATING CONTACT POTENTIAL DIFFERENCE SENSOR - A method and system for inspecting a surface of a material having a repeating pattern of relative work function. The method and system processes sensor data to identify data characteristic of the repeating pattern, and the sensor data is then further processed to remove the data characteristic of the repeating data, leading to a characteristic of non-uniformities of the material surface. | 08-05-2010 |
Jun Liu, Shandong CN
| Patent application number | Description | Published |
|---|---|---|
| 20100098563 | Surface Motor Direct-Drive Sucker-Rod Screw Pump Device - A surface motor direct-drive sucker-rod screw pump device is driven by a vertical three-phase permanent magnet brush-less DC motor, and comprises a motor controller ( | 04-22-2010 |
| 20100166572 | Braking Controller of a Three-Phase Permanent Magnetic Brushless DC Motor for Directly Driving a Screw Pump - A braking controller of a three-phase permanent magnetic brushless DC motor for directly driving a screw pump includes a detection circuit for detecting power supply states of the three-phase permanent magnetic brushless DC motor and a braking circuit for controlling the braking startup according to the power supply states of the three-phase permanent magnetic brushless DC motor. When the motor is supplied with power, the braking circuit is cut off. When the motor is not supplied with power and the screw pump drives the motor to reverse, the braking circuit starts up. | 07-01-2010 |
Jun Liu, Pacifica, CA US
| Patent application number | Description | Published |
|---|---|---|
| 20090280129 | HIGH CONCENTRATION ANTIBODY AND PROTEIN FORMULATIONS - The present application relates to highly concentrated antibody and protein formulations with reduced viscosity that are stable, relatively isotonic and are of low turbidity. The formulations are particularly suitable for subcutaneous administration. The application further describes articles of manufacture containing such formulations and method for using them to treat disorders treatable by the formulated antibody or protein. | 11-12-2009 |
| 20100015157 | ANTIBODY FORMULATIONS - The present application describes antibody formulations, including monoclonal antibodies formulated in histidine-acetate buffer, as well as a formulation comprising an antibody that binds to domain II of HER2 (for example, Pertuzumab), and a formulation comprising an antibody that binds to DR5 (for example, Apomab). | 01-21-2010 |
| 20100158898 | METHODS OF TREATING IgE-MEDIATED DISORDERS COMPRISING THE ADMINISTRATION OF HIGH CONCENTRATION ANTI-IgE ANTIBODY FORMULATIONS - The present application relates to methods of treating IgE-mediated disorders comprising the administration of highly concentrated anti-IgE antibody formulations with reduced viscosity that are stable, relatively isotonic and are of low turbidity. The formulations are particularly suitable for subcutaneous administration. | 06-24-2010 |
Jun Liu, Santa Clara, CA US
| Patent application number | Description | Published |
|---|---|---|
| 20100127331 | ASYMMETRIC METAL-OXIDE-SEMICONDUCTOR TRANSISTORS - Mixed gate metal-oxide-semiconductor transistors are provided. The transistors may have an asymmetric configuration that exhibits increased output resistance. Each transistor may be formed from a gate insulating layer formed on a semiconductor. The gate insulating layer may be a high-K material. Source and drain regions in the semiconductor may define a transistor gate length. The gate length may be larger than the minimum specified by semiconductor fabrication design rules. The transistor gate may be formed from first and second gate conductors with different work functions. The relative sizes of the first and gate conductors in a given transistor control the threshold voltage for the transistor. A computer-aided design tool may be used to receive a circuit design from a user. The tool may generate fabrication masks for the given design that include mixed gate transistors with threshold voltages optimized to meet circuit design criteria. | 05-27-2010 |
| 20100127332 | INTEGRATED CIRCUIT TRANSISTORS - Metal-oxide-semiconductor transistors are provided. A metal-oxide-semiconductor transistor may be formed on a semiconductor substrate. Source and drain regions may be formed in the substrate. A gate insulator such as a high-K dielectric may be formed between the source and drain regions. A gate may be formed from multiple gate conductors. The gate conductors may be metals with different workfunctions. A first of the gate conductors may form a pair of edge gate conductors that are adjacent to dielectric spacers. An opening between the edge gate conductors may be filled with the second gate conductor to form a center gate conductor. A self-aligned gate formation process may be used in fabricating the metal-oxide-semiconductor transistor. | 05-27-2010 |
Jun Liu, Hartford, CT US
| Patent application number | Description | Published |
|---|---|---|
| 20090107771 | Oil consumption monitoring for aircraft engine - A system and method for accurately calculating the oil quantity and oil consumption rate of an aircraft engine detects the level of oil in an oil tank, calculates the oil quantity in the oil tank by compensating for the acceleration of the aircraft, as well as changes in the pitch, yaw and roll of the aircraft. The oil consumption rate of the aircraft is also calculated by calculating the oil quantity at different times, and dividing the difference in oil quantity by the difference in times. The percentage change in oil consumption of the aircraft engine is also calculated. The oil quantity and oil consumption rate can be reported during and after the aircraft's flight. | 04-30-2009 |
| 20100106462 | Systems and Methods for Diagnosing Gas Turbine Engine Faults - Systems and methods for diagnosing gas turbine engine faults are provided. In this regard, a representative method includes: dynamically assessing detected symptoms based, at least in part, on failure rates of components of the gas turbine engine as functions of usage of the components such that suspected faults are identified. | 04-29-2010 |
| 20110119032 | ANOMALOUS DATA DETECTION METHOD - An example data assessment method for a diagnostic system includes receiving a set of initialization data, analyzing the set of initialization data to identify a data outlier in the set of initialization data, and determining whether the set of initialization data is bimodal. The method further includes establishing a set of cleaned data based on the analysis and establishing a baseline operating condition for the device using the set of cleaned data. | 05-19-2011 |
Jun Liu, Brookfield, CT US
| Patent application number | Description | Published |
|---|---|---|
| 20090137122 | METHOD OF PASSIVATING CHEMICAL MECHANICAL POLISHING COMPOSITIONS FOR COPPER FILM PLANARIZATION PROCESSES - A method of passivating a CMP composition by dilution and determining the relationship between the extent of dilution and the static etch rate of copper. Such relationship may be used to control the CMP composition during the CMP polish to minimize the occurrence of dishing or other adverse planarization deficiencies in the polished copper, even in the presence of substantial levels of copper ions in the CMP composition and at the copper/CMP composition interface. | 05-28-2009 |
| 20100065530 | COMPOSITION AND PROCESS FOR THE SELECTIVE REMOVE OF TiSiN - An aqueous removal composition and process for removing heater material, including TiSiN, from a microelectronic device having said material thereon. The aqueous removal composition includes at least one fluoride source, at least one passivating agent, and at least one oxidizing agent. The composition selectively removes TiSiN relative to oxides and nitrides that are adjacently present. | 03-18-2010 |
Jun Liu, Shanghai CN
| Patent application number | Description | Published |
|---|---|---|
| 20100070562 | BUSINESS PROCESS ENABLEMENT OF ELECTRONIC DOCUMENTS - Business process enablement of electronic documents is provided. A method includes populating an electronic document supporting structured and unstructured content. The electronic document includes a description identifying a server and the content. The method further includes notifying a document processor of a submission event. The method also includes serializing a portion of the electronic document containing some of the unstructured content. The method additionally includes submitting the electronic document to the server in response to the submission event. | 03-18-2010 |
| 20110298428 | METHOD AND APPARATUS FOR INCREASING THE NUMBER OF THE POWERED DEVICES SUPPORTED BY THE POE SYSTEM - In order to increase the number of the powered devices that can be supported by the Ethernet power supply system, the present invention proposed to equip the powered device with an electrical energy storage device, namely shift the power timely shift the power supplying capability of the power sourcing equipment. The power sourcing equipment charges the electrical energy storage device, and then the powered device is supplied by the electrical energy storage device under usual situations. Thus the number of the powered devices that can be supported by the Ethernet power supply system is increased without increasing the supplying capability of the electrical quantity of the power sourcing equipment. Using the solution in the present invention, the capacity of the powered devices in the POE system is increased without having to change the hardware of the power sourcing equipment, and without having to change the wiring. | 12-08-2011 |
Jun Liu, Oakville CA
| Patent application number | Description | Published |
|---|---|---|
| 20080220980 | Method to Measure Dynamic Internal Calibration True Dose Response Curves - A method of determining an amount of analyte in a sample solution is provided. The method involves the use of an assay device that has a substantially planar assay surface. The surface has a plurality of calibration dots a test dot printed thereon. The calibration dots contain pre-determined quantities of the analyte while the test dot includes a capture antibody for binding to the analyte. The analyte is mixed into a solution having a sample antibody for the analyte, where the antibody is labeled with a detectable marker. The sample solution is introduced into the loading portion of the assay device for delivery to said reading portion. The next step is to measure the intensity of detectable marker in the calibration dots. With the data obtained, one then prepares a calibration curve correlating the amount of analyte in said calibration dots to said intensity of detectable marker. The intensity of detectable marker in the test dot can be measures and the amount of analyte present in said test dot calculated by comparing the intensity of detectable marker to the amount of analyte corresponding to the intensity in said calibration curve. | 09-11-2008 |
| 20090325922 | TURFGRASS FUNGICIDE FORMULATION WITH PIGMENT - Oil-in-water fungicidal formulations are prepared having pigment dispersed therein, the pigment being stable within the oil-in-water emulsion as a result of the addition of suitable silicone surfactants and suitable emulsifiers. The formulations can be prepared either as a 2-pack formulation or as a single formulation. In the case of the single formulation polyethylene glycol is also added. In either case, the formulations show a synergistic effect through the addition of the pigment, the resulting formulations having an increased efficacy. Further, the formulations show a synergistic effect when mixed with conventional chemical fungicides, both being added in reduced amounts compared to recommended rates. | 12-31-2009 |
Jun Liu, Shaanxi Province CN
| Patent application number | Description | Published |
|---|---|---|
| 20090211746 | High-energy gas fracture apparatus for through-tubing operation - The present invention discloses a high-energy gas fracture tool for through-tubing operation. The tool includes a blast head and a fracturing bullet connecting with the blast head. An electric detonator is provided in the blast head, and the fracturing bullet has a central pipe, which is sleeved by a fracture charge column and in which there is an explosive fuse sleeved by tubular igniting charge column. The present invention increases effectively charge amount per unit due to using no-shell bared fracture charge column, can attain combustion gas peak pressure quickly and increases energy utilization factor during fracturing because of utilizing blasting energy of explosive fuse and combustion energy of igniting charge. The present invention has better application effect, reliable and safe working. Moreover, the present invention may be used for fracturing or plug removal without tubing. | 08-27-2009 |
Jun Liu, Singapore SG
| Patent application number | Description | Published |
|---|---|---|
| 20090191598 | Nucleic Acid Interaction Analysis - The present invention provides at least one isolated linear composite nucleic acid molecule comprising at least one first tag from at least one first nucleic acid molecule and at least one second tag from at least one second nucleic acid molecule, wherein the first and second nucleic acids interact in a nucleic acid mixture; and wherein the first and second tags are from different nucleic acid molecules. The invention also provides a method of producing at least one isolated linear composite nucleic acid and to a method of detecting and/or identifying nucleic acid interactions. | 07-30-2009 |
Jun Liu, Sherman Oaks, CA US
| Patent application number | Description | Published |
|---|---|---|
| 20090161595 | SYSTEM AND METHOD FOR BROADCASTING APPLICATION-SPECIFIC INFORMATION IN WIRELESS LOCAL AREA NETWORKS - A system and method for a novel broadcasting scheme (NBS) in a wireless local area network are described, which can operate with or without a network connection. The system permits transmission of application-specific data through a specific field in a beacon frame, the Service Set Identity (SSID). By implementing a NBS Processor in an AP and a NBS Parser in stations, the AP can broadcast application-specific data while the stations can automatically act upon the receipt of the broadcast. | 06-25-2009 |
Jun Liu, Taipei City TW
| Patent application number | Description | Published |
|---|---|---|
| 20090110053 | EMBEDDED SYSTEM AND REMOTE-CONTROL SERVO APPARATUS THEREOF - A remote-control servo apparatus of an embedded system is provided. The remote-control servo apparatus includes a compression unit and a network interface unit. The compression unit coupled to an image output interface of the embedded system receives and compresses an output image of the embedded system to generate a compressed image. The network interface unit coupled between the compression unit and a remote apparatus transmits the compressed image output from the compression unit to the remote apparatus via a network. An input-event of the remote apparatus is transmitted to an input apparatus interface of the embedded system via the network and the network interface unit. Therefore, the remote apparatus can operate the embedded system through the remote-control servo apparatus. | 04-30-2009 |
Jun Liu, Kanagawa JP
| Patent application number | Description | Published |
|---|---|---|
| 20090034897 | THRUST CYLINDRICAL ROLLER BEARING - A diameter dimension of a chamfer | 02-05-2009 |
Jun Liu, Columbus, OH US
| Patent application number | Description | Published |
|---|---|---|
| 20080300485 | ULTRASONIC SYSTEM AND METHOD FOR MEASUREMENT OF OCULAR BIOMECHANICS - A system and a method for non-invasively ultrasonically measuring biomechanical properties of ocular tissue in vivo is presented. The method comprises positioning an ultrasonic transducer proximally to the ocular tissue. Reflections of the ocular tissue can be ultrasonically obtained using the ultrasonic transducer. The ultrasonic reflections can be converted into reflection spectra. Biomechanical properties of the ocular tissue, such as, for example, thickness, corneal stiffness, density, and longitudinal modulus, can be determined based on the reflection spectra. A wave propagation model can be developed to simulate ultrasound propagation of ocular tissue in vivo. The ultrasonic non-destructive evaluation method and system for the non-invasive measuring of reflection spectra and determining biomechanical properties of ocular tissue in vivo can provide information for ocular disease management and therapeutic and refractive procedures. | 12-04-2008 |
Jun Liu, Cupertino, CA US
| Patent application number | Description | Published |
|---|---|---|
| 20080266995 | METHOD OF SELECTIVELY POWERING MEMORY DEVICE - An approach to selectively powering a memory device is provided to improve the writeability of static random access memory (SRAM) cells without adversely compromising their stability. For example, various methods are provided to permit the voltage or current of a power supply line connected with one side of an SRAM cell to drop during write operations. This drop weakens one side of the SRAM cell and reduces the drive-fight between transistors of the SRAM cell and external write circuitry. As a result, the minimum voltage for writing new logic states into the SRAM cell is reduced to permit overall lower operating voltages for the SRAM cell and related circuitry. By continuing to maintain a second side of the SRAM cell at the reference voltage or current, the SRAM cell can successfully switch to a newly written logic state. | 10-30-2008 |
| 20080273412 | MEMORY DEVICE WITH SPLIT POWER SWITCH - A memory device having a split power switch is provided to improve the writeability of static random access memory (SRAM) cells without adversely compromising their stability. For example, various split power switch circuits are used to permit the voltage or current of a power supply line connected with one side of an SRAM cell to drop during write operations. This drop weakens one side of the SRAM cell and reduces the drive-fight between transistors of the SRAM cell and external write circuitry. As a result, the minimum voltage for writing new logic states into the SRAM cell is reduced to permit overall lower operating voltages for the SRAM cell and related circuitry. By continuing to maintain a second side of the SRAM cell at the reference voltage or current, the SRAM cell can successfully switch to a newly written logic state. | 11-06-2008 |
Jun Liu, Sunnyvale, CA US
| Patent application number | Description | Published |
|---|---|---|
| 20110109346 | APPARATUS AND METHODOLOGY FOR MAXIMUM POWER POINT TRACKING FOR A SOLAR PANEL - Circuitry and methodology for tracking the maximum power point (MPP) of a solar panel is disclosed. The voltage and current generated by the solar panel are monitored and used to generate a pulse signal for charging a capacitor. The changes in the voltage and current generated by the solar panel are also monitored, and that information is used to generate a pulse signal for discharging the capacitor. The charging and the discharging pulse signals are used to charge and discharge the capacitor. A reference signal indicative of the charge level of the capacitor is generated. As the current and voltage generated by the solar panel approach the maximum power point (MPP), the frequency of the discharging pulse signal becomes progressively higher, so that the capacitor charging occurs in progressively smaller increments. When the MPP is reached, the reference signal level becomes steady because the charge level of the capacitor becomes steady. | 05-12-2011 |
| 20110246907 | PROMOTING PARTICIPATION OF LOW-ACTIVITY USERS IN SOCIAL NETWORKING SYSTEM - Method or system for allowing a social networking system to retain users of a social networking system by identifying low-activity users who are likely to become inactive/dormant users and prompting users to initiate interactions with the low-activity users. The low-activity users are identified by monitoring activities and interactions of the users via the social networking system. If the pattern of activities and interactions satisfy one or more criteria, a computer device for providing the social networking system initiates an intervention scheme where users are induced to initiate interactions with the low-activity users. In response to the interactions, the low-activity users are likely to resume interactions via the social networking system. | 10-06-2011 |
Jun Liu, Binjiang District TW
| Patent application number | Description | Published |
|---|---|---|
| 20090089396 | Integrated Method of Enabling a Script-Embedded Web Browser to Interact with Drive-Based Contents - A web browser displays a web page containing an embedded script. Middleware on a web server uses a script parser to parse the information generated by the embedded script. The media file is transmitted from an Internet server or servers. The middleware sends indexable information to a database server and the downloaded media file to a storage device. The next time that a user selects the media for playback, the file is directly streamed from the storage device. The storage device is local mounted or network mounted. | 04-02-2009 |
Jun Liu, San Marcos, CA US
| Patent application number | Description | Published |
|---|---|---|
| 20110130146 | System and method of improving E911 services - An embodiment of the present invention relates to a network management method for improving E911 services. The network management method including determining a location of at least one user in a communications network, creating a coverage map for the communications network based on the determined location of the at least one user in the communications network, and providing the coverage map to an emergency services database. Additionally, the coverage map includes information depicting at least one user in the communications network. | 06-02-2011 |
Jun Liu, Camas, WA US
| Patent application number | Description | Published |
|---|---|---|
| 20110179727 | SOLAR PANEL AND EQUIPMENT MOUNTING APPARATUS FOR ROOFS - Disclosed is an apparatus for mounting equipment or solar photovoltaic structures to roofs where the apparatus base plate engages the roof surface directly, creating a water resistant seal, without the need for flashing. The base plate upper surface includes an upwardly projected portion that is circumscribed by a groove. The base plate lower surface includes a counterbore. Both the counterbore and the groove are disposed to receive annular seals. A threaded fastener is received and seated the upwardly projected portion top surface and feeds through the counterbore, securing the base plate to the roof structure and creates a water resistant seal by compressing the lower annular seal and by creating surface-to-surface contact with the roof and portion of the base plate. An inwardly threaded cover portion engages the upwardly projected portion either directly or through an intermediary, creating a water resistant seal over the fastener. | 07-28-2011 |
| 20110272545 | Bracket Assembly for Mounting Rooftop Objects - Disclosed is an apparatus for mounting equipment, such as solar panels, fans, air conditioning units, walkways, signage, facade, or ladders, on corrugated or ribbed metal roofs where the mounting apparatus attempts to provide a leak resistant and stable mounting structure for such equipment. The corrugated or ribbed metal roof includes one or more peak portions and one or more corresponding valley portions. The equipment-mounting apparatus engages the roof with one or more fasteners at least one peak portion and engages by valley portion through a transfer of force from the fastener at the peak portion without requiring additional fasteners to engage the valley portion. | 11-10-2011 |
Jun Liu, Ewing, NJ US
| Patent application number | Description | Published |
|---|---|---|
| 20110205359 | VIDEO SURVEILLANCE SYSTEM - A video surveillance system is disclosed. The system includes a model database storing a plurality of models and a vector database storing a plurality of vectors of recently observed trajectories. The system includes a model building module that builds a new motion model corresponding to the motion data of the current trajectory data structure. The system generates a current trajectory data structure having motion data and abnormality scores. The system also includes a database purging module configured to determine a subset of vectors that is most similar to the current trajectory data structure based on a measure of similarity between the subset of vectors and the current trajectory data structure. The database purging module is further configured to replace one of the motion models in the model database with the new motion model based on an amount of vectors in the subset vectors the recentness of the subset of vectors. | 08-25-2011 |
Jun Liu, Winnipeg CA
| Patent application number | Description | Published |
|---|---|---|
| 20110212247 | PLANTS AND SEEDS OF SPRING CANOLA VARIETY SCV453784 - The invention relates to a novel canola line designated as SCV453784. The invention also relates to the seeds, the plants, and the plant parts of canola line SCV453784 as well as to methods for producing a canola plant produced by crossing canola line SCV453784 with itself or with another canola line. The invention also relates to methods for producing a canola plant containing in its genetic material one or more transgenes and to the transgenic canola plants and plant parts produced by those methods. The invention further relates to canola lines or breeding lines and plant parts derived from canola line SCV453784, to methods for producing other canola lines or plant parts derived from canola line SCV453784 and to the canola plants, varieties, and their parts derived from use of those methods. The invention additionally relates to hybrid canola seeds, plants, and plant parts produced by crossing the line SCV453784 with another canola line. | 09-01-2011 |
| 20110212252 | PLANTS AND SEEDS OF SPRING CANOLA VARIETY SCV431158 - The invention relates to a novel canola line designated as SCV431158. The invention also relates to the seeds, the plants, and the plant parts of canola line SCV431158 as well as to methods for producing a canola plant produced by crossing canola line SCV431158 with itself or with another canola line. The invention also relates to methods for producing a canola plant containing in its genetic material one or more transgenes and to the transgenic canola plants and plant parts produced by those methods. The invention further relates to canola lines or breeding lines and plant parts derived from canola line SCV431158, to methods for producing other canola lines or plant parts derived from canola line SCV431158 and to the canola plants, varieties, and their parts derived from use of those methods. The invention additionally relates to hybrid canola seeds, plants, and plant parts produced by crossing the line SCV431158 with another canola line. | 09-01-2011 |
Jun Liu, Issaquah, WA US
| Patent application number | Description | Published |
|---|---|---|
| 20110235575 | Signaling Message Prioritization - Methods, system, and articles are described herein for receiving and prioritizing a plurality of signaling messages based at least on classifications of the signaling messages. At least a number of the signaling messages are processed in order of priority, the number processed being based at least on a volume of the signaling messages. | 09-29-2011 |
Jun Liu, Vienna, VA US
| Patent application number | Description | Published |
|---|---|---|
| 20110266343 | Systems, Methods, Apparatus of a Secure RFID Record - Systems, methods and apparatus of a secure RFID record are described herein. In one aspect, an apparatus of a RFID wristband comprises three layers: the top layer is a wristband, the middle layer is one RFID tag comprising one RFID chip and one tag antenna covering the wide area of the wristband, the bottom layer is made by anti-irritation materials. In another aspect, an apparatus of a RFID wristband comprises three layers: the top layer is a wristband, the middle layer has two RFID tags, each of which comprises one RFID chip and one tag antenna; the bottom layer is made by anti-irritation materials. In another aspect, a RFID system for secure communication comprises: a tag with at least two memory areas for storing an unique identifier and encoded data, respectively; a reader with at least three functions: key search, decoding process and encoding process; the unique identifier is associated with a key while the key is stored on the reader or a server connected to the reader. | 11-03-2011 |
| 20110270624 | Methods and Apparatus of an Outpatient Care System - The outpatient care system comprises: outpatient medication is tagged by barcode or RFID, a reader consists of a scanning module and a wireless module, a server records medication instructions and compliances for outpatient. The system set-up comprises: doctor writes prescription to an outpatient, the outpatient presents the prescription to a pharmacy, a pharmacist prepares and tags the medication, and enter associated instructions into the server. The system operation comprises: the outpatient uses the reader to scan tagged medication when taking the medication, the reader sends scanned results to the server, the server performs compliance checking and issues a compliance report to the reader. | 11-03-2011 |
| 20110273273 | Methods and Apparatus of a Multi-Frequency RFID System - Methods and apparatus of a RFID system in which multiple frequency bands are utilized are described herein. In one aspect, a dual frequency RFID system consists of dual frequency RFID tags which operate at the first frequency band and the second frequency band, RFID readers which operate at the first frequency band at the first environment, RFID readers which operate at the second frequency band at the second environment; wherein the first environment is supply chain and the second environment is hospital. | 11-10-2011 |
| 20110275353 | Methods and Apparatus of a Remote Monitoring System - In one aspect, an apparatus of a data storage and forward device comprises: a cellular phone interface, a controller, a memory, an internet connection and a status indicator, wherein the data sensed by the cellular phone is transferred and stored in the memory, and forwarded to the internet connection. In another aspect, the method of a remote patient monitoring system comprises: a cellular phone sensing and collecting data from a remote patient, a data storage/forward device bridging the connection between the phone and the internet, the data transmitting to a medical office via the bridged connection. | 11-10-2011 |
Jun Liu, Hebei CN
| Patent application number | Description | Published |
|---|---|---|
| 20110299952 | POSITIONING AND PRESSING DEVICE, PRESSING DEVICE AND TOOL FOR AUXILIARY MACHINING OF MOTOR TRAIN UNDERFRAME - The present invention provides a positioning and pressing device, a pressing device and a tool for auxiliary machining of motor train underframe, the positioning and pressing device comprises a crossbeam, two supporting frames, two rotary vertical pressing structures, a lateral positioning structure, a lateral holding structure and two adjustable intermediate supporting structures; the two supporting frames are mounted in sliding manner on two sides of the upper surface of the crossbeam; the two rotary vertical pressing structures are respectively mounted on the tops of the two supporting frames; the lateral positioning structure is mounted on the side of one of the two supporting frames; the lateral holding structure is mounted on the side of the other one of the two supporting frames; and the two adjustable intermediate supporting structures are mounted on the upper surface of the crossbeam and between the two supporting frames. The present invention realizes that the tool for the auxiliary machining of the motor train underframe is modularized; the present invention solves the technical problems of the present technology that the motor train underframe machining structure is large in volume and is not convenient for transportation and movement and the adjustability thereof is not good and not capable of meeting the requirements of the auxiliary machining of the motor train underframe with different types | 12-08-2011 |