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Junfeng

Junfeng Liu, Shenzhen CN

Patent application numberDescriptionPublished
20090220858Composite Compound With Mixed Crystalline Structure - Described is a composite lithium compound having a mixed crystalline structure. Such compound was formed by heating a lithium compound and a metal compound together. The resulting mixed metal crystal exhibits superior electrical property and is a better cathode material for lithium secondary batteries.09-03-2009

Junfeng Sun, Zhengzhou CN

Patent application numberDescriptionPublished
20080302710Pulsating Chlorination Machine - The invention discloses a pulsating chlorination machine for purification of city water. The machine includes a body, two ends of which are respectively a water inlet and outlet end between which a converging pipe, a throat pipe and a diverging pipe are connected in turn; and a liquefied chlorine input port located below a middle part of the throat pipe and connecting with the throat pipe via a cone-shaped valve seat. A normally closed cone-shaped valve rod is mounted over the cone-shaped valve seat and inserted into the throat pipe through a vertical circular hole on a top of the body, and moves up and down under the control of a pulsating electromagnetic executive mechanism to open/close the liquefied chlorine input port. Through the liquefied chlorine input port the liquefied chlorine flows into the throat pipe and out from the diverging pipe and then into a clear-water reservoir.12-11-2008

Junfeng Wang, San Diego, CA US

Patent application numberDescriptionPublished
20090113175Processor architecture for concurrently fetching data and instructions - In one embodiment, a processor architecture for concurrently fetching data and patched instructions includes a microprocessor, an instruction patch, a dedicated instruction memory, a patch memory, and a dedicated data memory. The instruction patch is coupled to the microprocessor by an instruction bus, and is also coupled to the dedicated instruction memory and the patch memory. The patch memory and the dedicated data memory are coupled to the microprocessor by a data bus separate from the instruction bus. In one embodiment, the instruction patch has a number of comparators that can be individually enabled by respective enable signals. Each comparator that is enabled compares every bit on an instruction address with a corresponding bit of a patched instruction address to detect a patch condition. When a patch condition is detected, patched instructions are fetched from the patch memory, while the microprocessor can concurrently fetch data from the dedicated data memory.04-30-2009
20090172062EFFICIENT FIXED-POINT IMPLEMENTATION OF AN FFT - A fast Fourier transform (FFT) is performed on first-fourth input data points. Real and imaginary portions of the first input data point are stored in first and second registers. Real and imaginary portions of the second input data point are stored in third and fourth registers. Real and imaginary portions of the third input data point are stored in fifth and sixth registers. Real and imaginary portions of the fourth input data point are stored in seventh and eighth registers. Operations are performed in place in the first-eight registers and in a ninth register to generate a first-fourth output data points stored in the registers that represent an FFT of the first-fourth input data points. The radix-4 FFT may be cascaded to perform higher bit-level FFTs on sets of data points. Furthermore, the data points may be reordered between cascaded radix-4 FFTs to enable efficient use of memory.07-02-2009

Junfeng Wang, Liaoning CN

Patent application numberDescriptionPublished
20100113490Substituted Pyrimidine Ether Compounds and use thereof - The invention relates to substituted pyrimidine ether compounds having general formula I:05-06-2010
20110046152Amide Compounds, Preparation Methods and Uses Thereof - Amide compounds, preparation methods and uses thereof. The structure of the compounds is represented as the general formula (I), in which the definitions of substituents are illuminated as description.02-24-2011
201100461861-Substituted Pyridyl-Pyrazolyl Amide Compounds and Uses Thereof - The present invention discoses a kind of 1-substituted pyridyl-pyrazolyl amide compounds and uses thereof. The compounds have structures as represented by the general formula I, wherein the definitions of each substituent showed in the specification. The compounds of formula I are novel and have excellent insecticidal and fungicidal activities and can be used for controlling insect pest and diseases.02-24-2011

Junfeng Wang, Beijing CN

Patent application numberDescriptionPublished
20100137249COMPOSITIONS FOR REGULATING OR MODULATING QUORUM SENSING IN BACTERIA, METHODS OF USING THE COMPOUNDS, AND METHODS OF REGULATING OR MODULATING QUORUM SENSING IN BACTERIA - The present disclosure encompasses compounds and compositions that are useful as specific AI-2 antagonists for the control of bacterial quorum sensing. Although the AI-2 antagonists according to the present disclosure may not have bactericidal effect, their ability to attenuate virulence, drug resistance, and/or biofilm formation have therapeutic benefits. In addition, the AI-2 antagonists of the present disclosure can also be used as tools to probe bacterial AI-2 functions. The present disclosure also encompasses methods for inhibiting or attenuating microbial virulence, biofilm formation, and drug resistance. The methods are suitable for preventing bacteria from accruing and forming extensive biofilms that may be a health or hygiene hazard or a physical issue, such as in the blockage of water or fuel lines.06-03-2010

Junfeng Yang, New York City, NY US

Patent application numberDescriptionPublished
20100223499FINGERPRINTING EVENT LOGS FOR SYSTEM MANAGEMENT TROUBLESHOOTING - A technique for automatically detecting and correcting configuration errors in a computing system. In a learning process, recurring event sequences, including e.g., registry access events, are identified from event logs, and corresponding rules are developed. In a detecting phase, the rules are applied to detected event sequences to identify violations and to recover from failures. Event sequences across multiple hosts can be analyzed. The recurring event sequences are identified efficiently by flattening a hierarchical sequence of the events such as is obtained from the Sequitur algorithm. A trie is generated from the recurring event sequences and edges of nodes of the trie are marked as rule edges or non-rule edges. A rule is formed from a set of nodes connected by rule edges. The rules can be updated as additional event sequences are analyzed. False positive suppression policies include a violation- consistency policy and an expected event disappearance policy.09-02-2010

Junfeng Zhang, Beijing CN

Patent application numberDescriptionPublished
20110117565SERUM OR PLASMA MICRORNA AS BIOMARKERS FOR NON-SMALL CELL LUNG CANCER - The present invention provides non-small cell lung cancer markers and the use thereof. The non-small cell lung cancer markers in the present invention include at least one of the 26 selected detectable mature microRNAs existing stably in human serum or plasma. The invention also provides a probe combination, kit and biochip for detecting the non-small cell lung cancer markers. The invention further provides a method for detecting microRNAs in the serum of lung cancer patients. By detecting the variations of microRNAs in the serum of lung cancer patients, the disease can be diagnosed in vitro; the progression course of the disease can be predicted; the occurrence of complications, the rate of relapse and the prognosis of the disease can be monitored; the drug efficacy and therapeutic effects can be analyzed. The method in the present invention enables extensive detection spectrum, high sensitivity, low cost, convenient sample taking and preservation. The method can be applied in the general survey of disease, solves problems of the low specificity and sensitivity encountered with previous single markers, and increases significantly the clinical detection rate of diseases, all of which make it an effective means for diagnosing diseases at an early stage.05-19-2011

Junfeng Zhang, Shenzhen CN

Patent application numberDescriptionPublished
20100178933Terminal random access method for cellular radio communications system and method for generating group identifier - A terminal random access method for a cellular radio communications system and a method for generating a group identifier are provided. The terminal random access method for a cellular radio communications system includes steps of: transmitting random access preamble message by a terminal to a base station in a random access time slot in a radio frame; combining location information of the random access time slot in the radio frame and that in the frequency domain to generate a group identifier and sending a random access response message to the terminal after adding the group identifier and an individual identifier that corresponds to the random access preamble message to the random access response message by the base station; judging whether the random access response message that corresponds to the sent random access preamble message is received, by judging whether the group identifier and the individual identifier within the received random access response message are all expected values. This invention provides fast and accurate access to the cellular radio communications system for the terminal and allows simple and easy operations to set a group identifier in the same way regardless of whether or not the configuration of the random access time slot changes.07-15-2010

Junfeng Zhang, Albany, CA US

Patent application numberDescriptionPublished
20090240728COMPUTING ENVIRONMENT REPRESENTATION - A computing environment may be represented as a deployable object hierarchy, which may be organized according to an object hierarchy schema that is commonly shared among the computing environment host and the devices that are configured to render the computing environment. A particular object hierarchy schema is presented in detail for representing a computing environment, wherein many objects of the computing environment are modeled as resources that may be distinctly addressable (e.g., in a RESTful object hierarchy.) Many types of objects and properties thereof are presented in order to elucidate an exemplary object hierarchy schema and to illustrate exemplary objects and object hierarchies organized according thereto. Additional properties of various object hierarchy schemas include extensibility, deployability, and object addressing models with various advantages.09-24-2009
20090241104APPLICATION MANAGEMENT WITHIN DEPLOYABLE OBJECT HIERARCHY - The management of applications in a computing environment often involves a significant number of computing operations, such as acquiring the application, deploying data objects in various locations, and configuring the application with respect to the deployed device. Conventional computing environments may provide inadequate support throughout a typical application life cycle, especially for a computing environment distributed across many devices. Instead, the computing environment may be represented in a deployable object hierarchy that may be distributed to various devices. An application management service may therefore be provided to install representations of the application in the object hierarchy, and to support many other aspects of the application life cycle, such as application discovery, sharing, updating, and removal. The devices may therefore provide the applications of the computing environment to the user in a consistent manner with reduced manual management among the devices comprising the computing mesh.09-24-2009
20090248737COMPUTING ENVIRONMENT REPRESENTATION - A computing environment typically comprises a large set of diverse objects, such as files, user profiles, executable binaries, configuration information, and data caches, wherein such objects are typically stored and managed by an aggregation of systems, such as a file system, a system registry, and an assembly cache. An alternative representation of the computer system may comprise an object hierarchy configured to store all of the objects of the computing environment according to a simple organizational grammar. Various services (e.g., a synchronization service, a backup service, and a sharing service) may be provided to manage the diverse objects in a similar manner. The representation may also be provided to a variety of devices, which may render the computing environment in a consistent manner but adjusted to reflect the capabilities of the device and the user. The computing environment is thereby represented in a deployable, consistent, and extensible manner.10-01-2009