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Feng, Beijing

Bo Feng, Beijing CN

Patent application numberDescriptionPublished
20080270399METHOD AND SYSTEM FOR PARALLEL FLOW-AWARED PATTERN MATCHING - A system for parallel flow-awared pattern matching and a method thereof for performing distributed detection for incoming flows are provided. The system includes a pattern-set-partitioner for partitioning a pattern set for pattern matching into a number of pattern subsets in advance, a plurality of pattern matching engines, and a scheduler. The pattern matching engines each perform pattern matching for the incoming flows. The scheduler selects a number of pattern matching engines equal to the number of the partitioned pattern subsets from all the pattern matching engines and allocates pattern matching tasks, each performing flow matching against one pattern subset, to the selected pattern matching engines. With the system and method of the present invention, distributed detection can be performed by partitioning rules/pattern set to realize load-balancing parallel flow-awared pattern matching.10-30-2008
20090031290METHOD AND SYSTEM FOR ANALYZING PARALLELISM OF PROGRAM CODE - Methods and systems are provided for analyzing parallelism of program code. According to a method, the sequential execution of the program code is simulated so as to trace the execution procedure of the program code, and parallelism of the program code is analyzed based on the result of the trace to the execution procedure of the program code. Execution information of the program code is collected by simulating the sequential execution of the program code, and parallelism of the program code is analyzed based on the collected execution information, so as to allow programmers to perform parallel task partitioning of the program code with respect to a multi-core architecture more effectively, thus increasing the efficiency of parallel software development.01-29-2009
20090077561Pipeline Processing Method and Apparatus in a Multi-processor Environment - A pipelining processing method and apparatus in multi-processor environment partitions a task into overlapping sub-tasks that are to be allocated to multiple processors, overlapping portions among the respective sub-tasks being shared by the processors that process corresponding sub-tasks. A status of each of the processors is determined during a process where each of the processors executes sub-tasks and the overlapping portions among the respective sub-tasks to be executed by which processor among the processors is dynamically determined on the basis of the status of each of the processors.03-19-2009

Patent applications by Bo Feng, Beijing CN

Caimao Feng, Beijing CN

Patent application numberDescriptionPublished
20110111440ELISA KIT FOR DETECTING LINCOMYCIN - The present invention provides an ELISA kit for detecting lincomycin comprising a coating antigen and an enzyme labeled reagent, wherein the coating antigen is selected from the group consisting of a lincomycin hapten-carrier protein conjugate, a lincomycin antibody and a lincomycin anti-antibody; when the coating antigen is the lincomycin hapten-carrier protein conjugate, the enzyme labeled reagent is an enzyme-labeled lincomycin anti-antibody; when the coating antigen is the lincomycin antibody, the enzyme labeled reagent is an enzyme-labeled lincomycin hapten-carrier protein conjugate; and when the coating antigen is the lincomycin anti-antibody, the enzyme labeled reagent is an enzyme-labeled lincomycin hapten-carrier protein conjugate; and the lincomycin hapten is obtained through the condensation reaction between lincomycin and succinic anhydride. The ELISA kit according to the present invention can be used for detecting the content of lincomycin remained in a sample such as an animal tissue (muscle, liver), honey, etc.05-12-2011

Caiwei Feng, Beijing CN

Patent application numberDescriptionPublished
20110111440ELISA KIT FOR DETECTING LINCOMYCIN - The present invention provides an ELISA kit for detecting lincomycin comprising a coating antigen and an enzyme labeled reagent, wherein the coating antigen is selected from the group consisting of a lincomycin hapten-carrier protein conjugate, a lincomycin antibody and a lincomycin anti-antibody; when the coating antigen is the lincomycin hapten-carrier protein conjugate, the enzyme labeled reagent is an enzyme-labeled lincomycin anti-antibody; when the coating antigen is the lincomycin antibody, the enzyme labeled reagent is an enzyme-labeled lincomycin hapten-carrier protein conjugate; and when the coating antigen is the lincomycin anti-antibody, the enzyme labeled reagent is an enzyme-labeled lincomycin hapten-carrier protein conjugate; and the lincomycin hapten is obtained through the condensation reaction between lincomycin and succinic anhydride. The ELISA kit according to the present invention can be used for detecting the content of lincomycin remained in a sample such as an animal tissue (muscle, liver), honey, etc.05-12-2011

Chen Hua Feng, Beijing CN

Patent application numberDescriptionPublished
20110078440METHOD AND APPARATUS TO IMPLEMENT VALID MOBILE TICKET TRANSFER - Computer-implemented methods and apparatus to perform a valid transfer of an electronic mobile ticket on a mobile device by a ticketing application system of a ticket processing center. One method includes: receiving a first electronic message from a first user, where the first message includes an encrypted electronic mobile ticket and a mobile device number of a second user, and where the electronic mobile ticket is encrypted with a key shared between the first user and the ticketing application system; decrypting the encrypted electronic mobile ticket; generating an electronic mobile ticket encrypted with a key shared by the ticketing application system and the second user; and transmitting a second electronic message that includes the electronic mobile ticket encrypted with the key shared between the ticketing application system and the second user to a mobile device of the second user.03-31-2011

Dake Feng, Beijing CN

Patent application numberDescriptionPublished
20120105443System and Method for Generating A Three-Dimensional Patient Display - A system and method for generating a three-dimension view of patient information is disclosed. The present invention includes a user interface that is displayed on a client device, such as a tablet, laptop or personal computer. The user enters information about the patient into the program. The patient module generates a diagnosis in response to the received information.05-03-2012

Honghua Feng, Beijing CN

Patent application numberDescriptionPublished
20110289049SCALEABLE FAULT-TOLERANT METADATA SERVICE - Metadata may be stored in, and retrieved from, a scalable, fault-tolerant metadata service. In one example, metadata is divided into partitions, and each partition is served by one or more nodes. For each partition, a first one of the nodes may handle read and write requests, and the other nodes may handle read requests in the event that the first node is down or is experiencing high load. When a request is made with respect to metadata, a metadata server may identify a node, in the partition to which the metadata is assigned, to which the request is to be made. The entity that is making the request then contacts that node, and requests the read or write on the metadata. In a partition, metadata may be replicated between the first node and the other nodes using a log-based replication protocol.11-24-2011

Jiafeng Feng, Beijing CN

Patent application numberDescriptionPublished
20080246023Transistor Based on Resonant Tunneling Effect of Double Barrier Tunneling Junctions - The present invention relates to a transistor based on resonant tunneling effect of double barrier tunneling junctions comprising: a substrate, an emitter, a base, a collector and a first and a second tunneling barrier layers; wherein the first tunneling barrier layer is located between the emitter and the base, and the second tunneling barrier layer is located between the base and the collector; furthermore, the junction areas of the tunneling junctions which are formed between the emitter and the base and between the base and collector respectively are 1 μm10-09-2008

Jianhua Feng, Beijing CN

Patent application numberDescriptionPublished
20100010989Method for Efficiently Supporting Interactive, Fuzzy Search on Structured Data - A method to support efficient, interactive, and fuzzy search on text data includes an interactive, fuzzy search on structured data used in applications such as query relaxation, autocomplete, and spell checking, where inconsistencies and errors exist in user queries as well as data. It utilizes techniques to efficiently and interactively answer fuzzy queries on structured data to allow users to efficiently search for information interactively, and they can find records and documents even if these records and documents are slightly different from the user keywords.01-14-2010
20120059821Method for Efficiently Supporting Interactive, Fuzzy Search on Structured Data - A method to support efficient, interactive, and fuzzy search on text data includes an interactive, fuzzy search on structured data used in applications such as query relaxation, autocomplete, and spell checking, where inconsistencies and errors exist in user queries as well as data. It utilizes techniques to efficiently and interactively answer fuzzy queries on structured data to allow users to efficiently search for information interactively, and they can find records and documents even if these records and documents are slightly different from the user keywords.03-08-2012

Jianqiao Feng, Beijing CN

Patent application numberDescriptionPublished
20100179759Detecting Spatial Outliers in a Location Entity Dataset - Disclosed herein are one or more embodiments that arrange a plurality of location entities into a hierarchy of location descriptors. One or more of the disclosed embodiments may determine whether one of the location entities is a spatial outlier based at least in part on presence of one or more other location entities within a predetermined distance of the one location entity. Also, the other location entities and the one location entity may share a location descriptor.07-15-2010

Jie Feng, Beijing CN

Patent application numberDescriptionPublished
20090269366T CELL EPITOPE PEPTIDES OF 6B11 OVARIAN CANCER ANTI-IDIOTYPIC ANTIBODY - The present invention provides two T-cell epitode peptides of anti-idiotype antibody 6B11 of ovarian cancer, the sequences of which are shown in SEQ ID NO:3 or 6. The present invention also provides the use of such T-cell epitope peptides in the manufacture of vaccines against ovarian cancer and in the treatment and prevention of ovarian cancer. The T-cell epitope peptides of the present invention could specifically kill ovarian cancer cells which are OC166-9 positive, and could find a wide use in the treatment and prevention of ovarian cancer.10-29-2009
20110043522IMAGE-BASED LIGHTING SIMULATION FOR OBJECTS - This disclosure relates to simulating the light-reflective condition of an object when situated in a given environment. A spatial irradiance mapping of the environment may be obtained, from which a series of directional incidence light sources are determined. The reflective qualities of the object may be modeled as a bi-directional reflection distribution function to be applied to directional incidence light sources. The spatial irradiance mapping and/or bi-directional reflection distribution function may be obtained according to image-based techniques.02-24-2011
20110262031CONCAVE SURFACE MODELING IN IMAGE-BASED VISUAL HULL - Apparatus and methods disclosed herein provide for a set of reference images obtained from a camera and a reference image obtained from a viewpoint to capture an entire concave region of an object; a silhouette processing module for obtaining a silhouette image of the concave region of the object; and a virtual-image synthesis module connected to the silhouette processing module for synthesizing a virtual inside-out image of the concave region from the computed silhouette images and for generating a visual hull of the object having the concave region.10-27-2011

Patent applications by Jie Feng, Beijing CN

Jun-Bo Feng, Beijing CN

Patent application numberDescriptionPublished
20120045172GRATING COUPLER AND PACKAGE STRUCTURE INCORPORATING THE SAME - A method for removing phosphorus and nitrogen from an activated sludge wastewater treatment system is provided consisting of one or more anaerobic zones followed by two or more activated sludge reactors operating in parallel each having independent aeration/mixing means, whereby the utilization of the influent organic carbon under anoxic conditions, and thereby, the selection of denitrifying phosphate accumulating organisms (DNPAOs) over non-denitrifying phosphate accumulating organisms (PAOs), is maximized in order to further maximize the removal of phosphorus and nitrogen in the wastewater treatment system.02-23-2012
20120075582EYEGLASSES AND LENS FOR SAME - A lens for eyeglasses includes a substrate and at least one carbon nanotube (CNT) film including a number of CNTs. The substrate includes a surface, or defines at least one cavity. The at least one CNT film is disposed on the surface of the substrate, or embedded in the at least one cavity of the substrate such that a part of light is absorbed by the CNTs of the CNT film.03-29-2012

Ke Feng, Beijing CN

Patent application numberDescriptionPublished
20120071515NITROPYRIDINYL ETHYLENEIMINE COMPOUND, THE PHARMACEUTICAL COMPOSITION CONTAINING IT, THE PREPARATION METHOD AND USE THEREOF - The present invention discloses a nitropyridinyl ethyleneimine compound as shown in the formula I and a preparation method of the same, as well as use of the compound in manufacture of a prodrug and in manufacture of a drug for treating a tumor.03-22-2012

Li-Juan Feng, Beijing CN

Patent application numberDescriptionPublished
20120015241LUG FOR LITHIUM ION BATTERY - A lithium ion battery comprises a shell, a cell disposed in the shell, and two lugs connected to the cell. Each of the lugs comprises a conductive foil with a surface and a PTC layer disposed on the surface of the conductive foil. The lugs conduct currents between the lithium ion battery and an outer circuit.01-19-2012

Lingjuan Feng, Beijing CN

Patent application numberDescriptionPublished
20080311895Colorful Ring Back Tone Copying Method - The present invention relates to a Colorful Ring Back Tone (CRBT) copying method, the method comprises: a calling mobile terminal initiating a call to a called mobile terminal and receiving a Ring Back Tone (RBT) sent by the CRBT service center; the mobile communication network authenticating it after receiving a CRBT copying request; if the authentication is passed, copying the RBT being currently played to a ring database of the calling mobile terminal and keeping playing the RBT until off-hook or on-hook; otherwise, keeping playing until off-hook or on-hook. The present invention relates to another CRBT copying method, the method comprises: a calling mobile terminal initiating a call to a called mobile terminal and receiving a RBT sent by the CRBT service center; the mobile communication network authenticating it after receiving a CRBT copying request; if the authentication is not passed, keeping playing the RBT until off-hook or on-hook; if the authentication is passed, enquiring the calling mobile terminal whether the copying should be taken; if it chooses to copy, copying the RBT being currently played to the ring database and keeping playing until off-hook or on-hook; otherwise, keeping playing until off-hook or on-hook.12-18-2008

Lingjun Feng, Beijing CN

Patent application numberDescriptionPublished
20080280597Method for Adding Background Sound to Mobile Communication Telephone Talking and Communication System Thereof - The present invention relates to a method for adding background sound to mobile communication telephone talking and a communication system thereof. In the method of the present invention, a background sound system is added into corresponding talk at the time of establishing a talking link between the calling mobile communication terminal and the called mobile communication terminal based on contracting information of calling and/or called parties. In the communication system of the present invention, one or more than one background sound service system is introduced into conventional communication system, The background sound service system comprises at least a switching device, a background sound storage device, a background sound playing device and a control device that are connected to each other. According to the present invention, new telecommunications valued-added services may be added in existing mobile communication networks, making the talking between the calling and called parties more interesting and humanized. Meanwhile, a system capable of storing, managing and setting background sound data is provided to background sound providers, background sound subscribers and background sound service operators.11-13-2008
20080309749Method for Processing the Defeated Videophone Call Based on Mobile Communication Network - The present invention relates to a method for processing the video telephone call failure based on the mobile communication network, which comprises the following steps: when a video telephone call initiated by a calling terminal has failed, the mobile communication network side returns a call failure message which contains a reason value of the call failure and a disconnecting signaling to said calling terminal in accordance with the reason of the call failure; after said calling terminal receives said call failure message, it queries and extracts said call failure prompt information data in accordance with said reason value and broadcasts the call failure prompt information locally. Through pre-installing the call failure prompt information in the video telephone calling terminal and sending the call failure signaling by the network side, the present invention makes the video telephone calling terminal get the reason of failure rapidly and complete the next step of concrete operation effectively when the call failed. In addition, the system resources could be well used and the waste of the system resources could be reduced because of the reason of the call failure returning duly.12-18-2008
20080309750Method for Processing the Video Telephone Calling Based on the Mobile Communication Network - The present invention discloses a method for processing the video telephone calling based on the mobile communication network. A calling terminal initiates a video telephone calling to a called telephone terminal, and when said called terminal is ringing, the called user is entitled to determine whether to cut off the telephone calling; the called terminal receives a operating information that the called user can't proceed the video telephone, and sends a disconnecting message with a reason value that called party can't proceed the video telephone to a called party mobile switch; the called party mobile switch disconnects the communication between the called party mobile switch and the called terminal and transmits the disconnecting message to a calling party mobile switch; the calling party mobile switch disconnects the communication between the calling party mobile switch and the called party mobile switch and transmits the disconnecting message to the calling terminal; and the calling terminal disconnects the communication telephone between the calling terminal and the calling party mobile switch. The present invention expands the function of the mobile user terminal and is significant to the development of electronic commerce of the mobile video telephone user.12-18-2008
20090104921METHOD FOR SENDING INDIVIDUATION RECEIPT INFORMATION BY A SHORT MESSAGE RECEIVING TERMINAL - The present invention relates to a method for a short message receiving terminal to send individuation receipt information. It executes the following steps: A subscriber applies to open the individuation receipt service after a short message is received and customizes individuation receipt information. After a short message sending terminal sends a short message to the subscriber's mobile terminal via a short message center, the short message sending terminal inquires service information. After receiving a receipt status signaling returned back from the short message receiving terminal, the short message sending terminal sends out a request to the service platform for sending individuation receipt information. The service platform sends the receipt information to the short message sending terminal. The present invention presents an application to the communication network for opening individuation receipt service and customizing the individuation receipt information via the subscriber so as to enable the communication network to send out a short message receipt information which can highlight the subscriber's own individuality to the short message sending terminal according to the subscriber's requirement after the subscriber's mobile terminal receives the short message.04-23-2009
20090233581Method for join background sound to mobile communication talking - The present invention relates to a method for adding background sound to mobile communication talking. In the method of the present invention, a subscriber may dial additionally a background sound service number at the time of calling the a called party to make a mobile communication exchange, on the basis of the additionally-dialed number, add a talking link of a third party provided by the background sound system to establish a three-party talking at the time of establishing a talking link between a calling mobile communication terminal and a called mobile communication terminal. Thus, the calling and called parties can have a background sound service during the talking. According to the present invention, the calling subscribers are enabled to readily add background sound to relevant talking with the called parties through additionally dialing background sound service numbers and therefore, new telecommunications valued-added services may be added in existing mobile communication networks, making the talking between the calling and called parties more interesting and humanized.09-17-2009

Liu Jun Feng, Beijing CN

Patent application numberDescriptionPublished
20100039764Transformer Case for Notebook Slate Computer with Wireless Keyboard - An approach is provided that uses a foldable transformable display case that includes two panels. The two panels are attached using a hinge. Two components are attachable to at least one of the panels. One of the two components is an integrated display screen. Another component is a keyboard unit. At least one of the components can be removed from the panels.02-18-2010

Lumin Feng, Beijing CN

Patent application numberDescriptionPublished
20120112596DC COMMUTATOR DOUBLY SALIENT RELUCTANCE MOTOR - A dc commutator doubly salient reluctance motor is composed of a stator component, a rotor component, a commutator component, a brush component and a motor housing. The commutator does not rotate with a shaft, but the brush rotates with the shaft. The number of commutator segments connected with stator windings is the lease common multiple of the number of stator salient poles and the number of rotor salient poles. The number of brushes is at most equal to the number of the rotor salient poles. The connecting sequence that the commutator segments are connected with the stator windings is contrary to the distributing sequence that the stator windings are arranged on the stator salient poles. The speed-adjusting, braking and reversal of the motor are achieved by shifting the circumferential position that the commutator surrounds the shaft. The output power and the mechanical-electrical efficiency of the motor are changed by the included angles between the brush's front and back edges. Therefore, the special vibration and noise of switched reluctance motor are greatly eliminated.05-10-2012

Meiyan Feng, Beijing CN

Patent application numberDescriptionPublished
20100309439LIGHT SOURCE FOR PROJECTION SYSTEM AND PROJECTION DISPLAY APPARATUS - The present invention provides a light source device for projection display, comprising a light source to be supplemented and a laser light source. The laser emitted from the laser light source and the light emitted from the light source to be supplemented are mixed and then output in a same direction.12-09-2010

Miao Tao Feng, Beijing CN

Patent application numberDescriptionPublished
20090300125METHOD, DEVICE AND SYSTEM FOR TRANSMITTING TEXT MESSAGE - The present invention discloses a method for transmitting a text message including: receiving a text message to be transmitted, which is encoded with a first character set encoding scheme; determining whether a final receiver of the text message supports the first character set encoding scheme; and in response to the situation in which the final receiver of the text message does not support the first character set encoding scheme: converting the text message to be transmitted into an image; and transmitting the converted image. With this method, parties involved in transmission of a text message can enable convenient and efficient transmission of the text message without requiring each party involved in the transmission of the text message to satisfy specific prerequisites normally necessary for proper reproduction of the text message transmitted from an opposite party. One of the specific prerequisites is that the parties involved in the real time communication should support a specific character set encoding scheme. The invention further provides a device for transmitting a text message capable of implementing the method for transmitting a text message, a device for processing a text message provided with the device for transmitting a text message, and a system for transmitting a text message through the device for processing a text message.12-03-2009

Ming Feng, Beijing CN

Patent application numberDescriptionPublished
20110141280SIP-BASED NETWORK VIDEO SURVEILLANCE SYSTEM AND METHOD - The present invention provides a SIP-based network video surveillance system and method, which relates to the application field of network video surveillance. The network video surveillance method comprises the steps of: receiving a request message from a client by a call control server (CCS), the request message comprising an ID of a Premises Unit (PU) and a channel ID; forwarding the request message to a center management server (CMS) by the CCS for access authentication; transmitting the request message to the PU by the CCS after the request message passes the access authentication; responding by the PU an acknowledgement message containing video codec information to the CMS via the CCS; forwarding the acknowledgement message containing the video codec information and an access path to the client by the CMS, then establishing, by the client, a video stream connection with a network element directed by the access path on the basis of the acknowledge message. The present invention uses SIP in conjunction with other protocols to build a complete video surveillance architecture, improving the extensibility of a platform and makes the whole system more stable and reliable.06-16-2011
20110208494METHOD AND SYSTEM FOR SIMULATING A HANDLE'S MOTION - The present invention relates to a method and system for simulating a handle's motion. The method comprising: receiving detected acceleration values x(i), y(i) and z(i) of the handle in three directions; determining whether the acceleration values x(i), y(i) and z(i) in the three directions are noise interference with reference to a threshold value NT for noise interference; in the case that the acceleration values x(i), y(i) and z(i) are not the noise interference, determining angles α(i), β(i) and γ(i) during the handle's motion respectively from the acceleration values x(i), y(i) and z(i); and simulating the handle's motion on the basis of the angles α(i), β(i) and γ(i). The method and system according to the present invention poses a big challenge to the conventional operation by a mouse or a keyboard. They can simulate every motion of a user and reflect the motion on a role in a 3D game. It is also possible that virtual animation created by the method has outstanding reality and good real-time characteristics without additional hardware circuits, so that the user gets released from the restriction by the mouse and keyboard.08-25-2011
20120002044Method and System for Implementing a Three-Dimension Positioning - The present invention discloses a method and system for implementing a three-dimension positioning. The method comprises: receiving, by an optical sensor, infrared rays emitted from an infrared reference light source; and determining a position of the optical sensor with respect to the infrared reference light source based on attributes of the infrared reference light source in images obtained by the optical sensor, so as to implement a three-dimension relative positioning of the optical sensor. The method and system determine the position of the optical sensor with respect to the infrared reference light source by means of the attributes of the infrared reference light source in the images, which are simple in implementation, of a relatively low cost and can provide an excellent positioning function for application contexts of relative positioning (such as immersive video), which greatly improves the experience of a user.01-05-2012

Minghai Feng, Beijing CN

Patent application numberDescriptionPublished
20100067606METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING MBMS BASED ON HM - The present invention relates to a communication field and particularly to a method and apparatus for transmitting/receiving multimedia broadcast/multicast data based on hierarchical modulation in order to solve the problem of low efficiency of conventional methods. The method includes the steps of: receiving a check report returned from a receiver, determining whether the check report indicates there are both basic layer and enhanced layer data errors and if yes, exchanging the last two bits of the enhanced layer and the first two bits of the basic layer and modulating the data with a second constellation map and then transmitting the data; otherwise determining whether the check report indicates there is only the basic layer error and if yes, modulating the data with the second constellation map in the order from the basic layer to the enhanced layer and then transmitting the data; if there is only enhanced layer error, exchanging the last two bits of the enhanced layer and the first two bits of the basic layer and modulating the data with the first constellation map and then transmitting the data. The beneficial effects of the present invention are that the retransmission efficiency can be improved and the ratio of receiving the data correctly by the users at the cell center and at the cell border during the first retransmission is improved.03-18-2010
20100317363METHOD AND DEVICE OF INTERFERENCE SUPPRESSION IN WIRELESS CELLULAR NETWORK - A method of interference suppression in a wireless cellular network includes notifying a first base station that there is a second User Equipment (UE) that currently suffers downlink interferences from the first base station, when an second UE in an active state suffers the downlink interferences from the first base station; and reallocating, by the first base station, spectrum resources for a first UE communicating with the first base station. A first base station, a second UE and a second base station for implementing the above method of interference suppression are also provided. When the second UE in the active state suffers the downlink interferences from an adjacent first base station, the first base station can adjust the spectrum resources occupied by the first UE through resource scheduling, so as to reduce the downlink interferences on the second UE in the active state, thus to reduce the influence on the communication between the second UE and the second base station.12-16-2010
20110045856INTER-CELL INTERFERENCE COORDINATION METHOD AND BASE STATION - An inter-cell interference coordination method comprises: measuring an interference over thermal noise of a first subcarrier resource block in an uplink direction and obtaining an interference over thermal noise measurement value by a first base station; judging whether a first high interference indicating message is received from a second base station when the interference over thermal noise measurement value is larger than a first preset threshold value by the first base station; sending an overload indicator message to the second base station which has sent the high interference indicating message or shielding the first subcarrier resource block by the first base station when the first high interference indicating message is received; and sending the overload indicator message to base stations to which all the neighboring cells belong by the first base station when the first high interference indicating message is not received. The overhead at X2 interface is reduced according to the present invention.02-24-2011

Patent applications by Minghai Feng, Beijing CN

Nan Feng, Beijing CN

Patent application numberDescriptionPublished
20110224300USE OF POTASSIUM 2-(a- HYDROXYPENTYL) BENZOATE IN THE MANUFACTURE OF MEDICAMENTS FOR PREVENTING AND/OR TREATING SENILE DEMENTIA - The present invention discloses the use of potassium 2-(α-hydroxypentyl) benzoate in the manufacture of medicaments for preventing, relieving or treating senile dementia diseases or symptom, and for relieving oxidative stress injury in brain tissue, increasing neural function of choline, protecting neuron and/or raising the content of brain nerve growth factor. The present invention also discloses a pharmaceutical composition comprising potassium 2-(α-hydroxypentyl) benzoate in prophylactically or therapeutically effective dose, optionally, a pharmaceutically acceptable carrier and/or adjuvant.09-15-2011

Qiangze Feng, Beijing CN

Patent application numberDescriptionPublished
20090012778APPARATUS AND METHOD FOR EXPANDING NATURAL LANGUAGE QUERY REQUIREMENT - The present invention provides an apparatus for expanding a query requirement, comprising: a query requirement understanding device which generates an explicit query requirement according to a user query request; and a query requirement expanding device which generates an implicit query requirement associated with the explicit query requirement. The query requirement understanding device generates an explicit query requirement including a query concept and a question type by searching a knowledge base and a language base, and the query requirement expanding device generates an implicit query requirement including a query concept and a question type by searching the knowledge base, the language base and a relevancy database. The present invention further provides a method for expanding a query requirement. The apparatus and method for expanding a query requirement according to the present invention can facilitate a user's query and provide the user with an accurate, comprehensive query answer.01-08-2009
20090037087TRAFFIC INFORMATION PROCESSING APPARATUS AND METHOD, TRAFFIC INFORMATION INTEGRATING DEVICE AND METHOD - The present invention provides a traffic information processing apparatus and method, the apparatus comprises a format unifying device which unifies input traffic information with different formats to traffic information with unified format; and a traffic information integrating device which corrects and/or complements the traffic information with unified format based on a knowledge base to obtain traffic information which is consistent with each other, so as to integrate the traffic information, wherein the knowledge base is external to the apparatus or internal to the apparatus. The traffic information processing apparatus and method according to the present invention can process traffic information with spatial inconsistence, temporal inconsistence and semantic inconsistence so as to integrate effectively the traffic information from a variety of heterogeneous information sources and ensure the accuracy, completeness and reliability of traffic data.02-05-2009
20090100045DEVICE AND METHOD FOR ADAPTIVE SERVICE SELECTION, QUERY SYSTEM AND METHOD - The present invention relates to a device for adaptive service selection comprising a semantic analyzing means which analyzes a query from a user semantically, an adaptive service selecting means which generates a new service mapping rule so as to obtain a selected service, when the semantically-analyzed query does not match with a rule in a service mapping rule base, and a retrieving means which retrieves and obtains an answer according to the selected service. The present invention also relates to a method for adaptive service selection, a system and method for adaptive service selection as well as a query system and method thereof. With the system and method of the present invention, a new service mapping rule can be generated and added automatically when a user query is not included in a service mapping rule base. It is thus possible to improve the accuracy of natural language based service selection and provide the user with a selected service as well as the corresponding query answer.04-16-2009
20090112903ONTOLOGY DATA IMPORT/EXPORT METHOD AND APPARATUS - The present invention provides a flexible ontology data import/export method and apparatus. The ontology data import apparatus comprises: an ontology data format analyzer for analyzing a format of input ontology data, and performing format determination by utilizing an ontology format database which stores formats of those successfully imported ontologies if it is a private unknown format; and an unknown format data importer for separating and importing the data into an ontology database which stores ontologies, in accordance with a result of the format determination by the ontology data format analyzer. Further, the ontology data export apparatus comprises a keyword-based and query-language-combined ontology exporter and an ontology data export format analyzer, and the keyword-based and query-language-combined ontology exporter outputs a query result returned from the ontology database in accordance with the export format returned from the ontology data export format analyzer.04-30-2009
20090271350APPARATUS AND METHOD FOR ADAPTIVELY RECOMMENDING SERVICE, SYSTEM AND METHOD FOR ADAPTIVELY RECOMMENDING SERVICE, APPARATUS AND METHOD FOR RECOMMENDING SERVICE BASED ON USER'S FAVORITE BASE - The present invention relates to an apparatus and method for adaptively recommending service, the apparatus comprises: a semantic analyzing device which analyzes the query from a user semantically; a service selecting device which selects a service which corresponds to the semantically-analyzed query, and updates a service association database according to the selected service; and a service recommending device which searches the service association database according to the selected service to recommend a related service to the user. The present invention also relates to a system and method for adaptively recommending service as well as an apparatus and method for recommending service based on user's favorite base. With the present invention, the data in the service association database can be acquired and adjusted automatically based on the user's service selection history base, thereby enabling provision of associated services for the user. Further, the present invention can recommend service providers to the user based on the user's favorite base and thus provide services with greater flexibility.10-29-2009
20100198831KNOWLEDGE ANNOTATION RESULT CHECKING METHOD AND SYSTEM - The present invention discloses a knowledge annotation result checking system and method. The knowledge annotation result checking system comprises: a receiving unit for receiving a knowledge annotation result; and a checking unit, for comparing the received knowledge annotation result with information within a tag registration database to obtain comparison information. According to the present invention, inconsistent tag information can be detected.08-05-2010
20100199286METHOD AND APPARATUS FOR BUILDING A PROCESS OF ENGINES - The embodiments of the present invention disclose a method and apparatus for building a process of engines. The method can comprise: obtaining a sequence relationship between every two engines based on a historical process of engines; and building a process of engines according to the sequence relationship between every two engines. Automatic engine integration can be implemented by using the method and the apparatus according to the present invention to facilitate user's use.08-05-2010

Patent applications by Qiangze Feng, Beijing CN

Qingfu Feng, Beijing CN

Patent application numberDescriptionPublished
20120109603QUANTITATIVE CALCULATION METHOD FOR OIL (GAS) SATURATION OF FRACTURED RESERVOIR - A quantitative calculation method for oil (gas) saturation of fractured reservoir during petroleum exploitation is provided. The method comprises: obtaining the fracture porosity and calculating resistivity index at different depth of fractured reservoir with known full diameter core data and imaging logging data; establishing the percolation network model of matrix and fracture combination with known pore structure feature; calibrating the numerical simulation results obtained from percolation network model based on the data of core experiment and sealed coring analysis results, then obtaining the relationship between the resistivity index (I) and water saturation (Sw) at different fracture porosity; calculating the oil (gas) saturation of fractured reservoir through selecting an interpolation function. The oil (gas) saturation calculated with said method is 0.67, however 0.49 with common method in some fractured reservoir. The accuracy is improved by more than 0.18 in the studied fractured reservoir.05-03-2012

Rongfeng Feng, Beijing CN

Patent application numberDescriptionPublished
20090019437Application management and execution system and method thereof - The invention discloses an application management and execution system and a method thereof. The application management and execution system comprises a virtual machine monitor for managing at least one virtual machine; the at least one virtual machine for processing at least one application, and storing, separately and respectively, application data used by each application and platform data required by the virtual machine for processing the application in one or more storage disk (persistent storage), and reading the application data and the platform data from the one or more storage devices respectively. The at least one application executing on the virtual machine may share the platform data in the one or more storage devices. When the virtual machine executes the at least one application, it may modify the application data in the storage devices.01-15-2009
20090094150Method and client system for implementing online secure payment - The invention discloses a method for implementing an online secure payment, which comprises steps of: transmitting to a dedicated operating system a secure payment request page for goods which is generated in a general operating system; and completing a payment operation in the secure payment request page of the dedicated operating system, after switching from the general operating system to the dedicated operating system. The invention further comprises a client system for implementing an online secure payment. In the invention, the general operating system for general operations is distinguished from the dedicated operating system for secure payment operations, and the security for the network payment is further enhanced by configuring the firewall and monitoring processes in the dedicated operating system. Furthermore, it is not necessary to make any modification on the existed network transaction system when the technical solution of the present invention is applied, the cost may be reduced and the technical solution of the present invention is facilitated to be deployed and spread.04-09-2009
20090144582ANTI-VIRUS METHOD BASED ON SECURITY CHIP - An anti-virus method based on a security chip according to the present invention is provided. The method comprises the following steps: a hash value obtained by a hashing operation for a computer key file and a system control program are stored in a memory of the security chip, and a backup file of the computer key file is stored in a backup storage area. When power up, the integrity of the system control program is verified by using the hash value of the system control program stored in the memory of the security chip. If the system control program is integral, a control is executed by the system control program, and the system control program verifies the integrity of the computer key file using the hash value of the computer key file stored in the memory of the security chip. If all the computer key files are integral, the operating system is started; on the contrary, if any of the computer key file is not integral, it will be restored using the backup file of the computer key file stored in the backup storage area.06-04-2009
20090150678Computer and method for sending security information for authentication - The present invention provides a computer and a method of sending security information for authentication, which relate to transmission of data information in computers. The present invention solves the vulnerability of information when a user conducts network transaction activities by a terminal. The computer of the present invention comprises: a virtual system platform; a first guest operating system installed on the virtual system platform, which is for installing a service application module, wherein the service application module generates a security information input interface when it is being executed; a second guest operating system installed on the virtual system platform; the second guest operating system comprises: a dynamic password generation module for generating security information, the security information is input into the security information input interface and is sent to a network server for authentication. The security of network activities conducted by users can be enhanced.06-11-2009

Shi Cong Feng, Beijing CN

Patent application numberDescriptionPublished
20100268701NAVIGATIONAL RANKING FOR FOCUSED CRAWLING - Systems and methods of navigational ranking for focused crawling are disclosed. In an exemplary embodiment, a method may include using a classifier to distinguish at least one target web page from other web pages on a website. The method may also include modeling the web pages on the website by a directed graph G=(V, E), wherein each web page is represented by a vertex (V), and a link between two web pages is represented by an edge (E). The method may also include assigning each web page (u) in V is assigned a weight p(u) based on the classifier to calculate a navigational ranking indicating relevance of a web page.10-21-2010
20100293116URL AND ANCHOR TEXT ANALYSIS FOR FOCUSED CRAWLING - Systems and methods of URL and anchor text analysis for focused crawling are disclosed. In an exemplary embodiment, a method may include training a focused crawler by: obtaining a training set of at least URL's or anchor text for a website, computing a score for the training set, and extracting a plurality of features of the training set, and computing a score for each of the plurality of features. The features identify key information contained in the website. The method may also include executing a trained focused crawler on other websites.11-18-2010
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

Shulan Feng, Beijing CN

Patent application numberDescriptionPublished
20120026976RANDOM ACCESS METHOD, EVOLVED NODE B, AND TERMINAL EQUIPMENT - A random access method, an evolved Node B (eNB), and a terminal equipment are provided. The method includes: determining target component carriers to which a User Equipment (UE) is to be handed over, and notifying the UE of information about the target component carriers through a source eNB; and after receiving a dedicated random access preamble sent by the UE, sending a random access response message on at least one component carrier in the target component carriers. The terminal equipment includes: a handover command receiving unit, a sending unit, and a random response receiving unit. Therefore, in a random access procedure of cell handover, the eNB is capable of determining downlink component carriers that a UE monitors, thereby increasing utilization rate of downlink resources.02-02-2012
20120039293CARRIER AGGREGATION METHOD AND CARRIER AGGREGATION DEVICE - A carrier aggregation method and a carrier aggregation device are related to the field of communications technologies. The method includes: acquiring information of available spectrum resources; selecting an available frequency band less than a maximum design bandwidth and greater than or equal to a minimum design bandwidth as a base frequency band when the available frequency band exists in the available spectrum resources; determining a frequency band with a width being the maximum design bandwidth, where the frequency band with the width being the maximum design bandwidth has a center frequency which is an integral multiple of a minimum channel raster and is the closest to a center of the base frequency band; and determining an aggregated carrier by using the frequency band with the width being the maximum design bandwidth.02-16-2012
20120071188DYNAMIC SPECTRUM ALLOCATION METHOD AND DEVICE - A dynamic spectrum allocation method and device are provided. The method includes: finding non-idle frequency bands in the coverage of a communication device according to information in a database; selecting a frequency band from the non-idle frequency bands as a negotiation frequency band, and sending a spectrum assignment request to an interfering device using the negotiation frequency band; and acquiring usage assignment of the interfering device, in which the usage assignment is a response to the spectrum assignment request. The technical solutions can effectively allocate dynamic spectrum resources to a communication device, and are simple to implement.03-22-2012
20120087323METHOD FOR COMMUNICATING BY USING A CONVERGENCE CARRIER WAVE, ACCESS NETWORK DEVICE, AND TERMINAL - A method for communicating by using a convergence carrier wave, an access network device and a terminal are provided. The method includes: scheduling a synchronizing signal and a broadcasting signal of a system onto a first available transmission frequency segment of a convergence carrier wave to transmit the synchronizing and the broadcasting signal to a terminal, where the convergence carrier wave includes at least two available transmission frequency segments, and a bandwidth of the convergence carrier wave is smaller than or equal to the maximum working bandwidth of the system; determining to use the at least two available transmission frequency segments of the convergence carrier wave to communicate with the terminal; and communicating with the terminal on the at least two available transmission frequency segments of the convergence carrier wave.04-12-2012

Su Feng, Beijing CN

Patent application numberDescriptionPublished
20100280354GUIDED PUNCTURING NEEDLE AND PUNCTURING GUIDING METHOD - A guide puncturing needle which is integratively used with a scanning and detecting device, such as CT, MRI or the like, and provides puncturing, biopsy, injection, implanting, and the physical diagnose and therapy, such as RF, microwave, freezing, laser and the like, and a puncturing guide method for applying the puncturing needle to puncture are provided. Since the guide puncturing needle is provided with a needle-entering angle guide means (11-04-2010

Wei-Jian Feng, Beijing CN

Patent application numberDescriptionPublished
20100280354GUIDED PUNCTURING NEEDLE AND PUNCTURING GUIDING METHOD - A guide puncturing needle which is integratively used with a scanning and detecting device, such as CT, MRI or the like, and provides puncturing, biopsy, injection, implanting, and the physical diagnose and therapy, such as RF, microwave, freezing, laser and the like, and a puncturing guide method for applying the puncturing needle to puncture are provided. Since the guide puncturing needle is provided with a needle-entering angle guide means (11-04-2010

Xiao-Feng Feng, Beijing CN

Patent application numberDescriptionPublished
20110063612RAMAN DETECTING SYSTEM AND DETECTION METHOD FOR USING THE SAME - A Raman detecting system for detecting a vapor of an explosive includes a surface-enhanced Raman scattering substrate for absorbing the vapor of the explosive. The substrate includes a carbon nanotube film structure and a plurality of metallic particles disposed on the carbon nanotube film structure. The carbon nanotube film structure includes a plurality of stacked carbon nanotube films.03-17-2011

Xiuli Feng, Beijing CN

Patent application numberDescriptionPublished
20120127008Adjustable Signal Generating Device and Related Method for Generating the Adjustable Signal - An adjustable signal generating device and related method for generating the adjustable signal are described herein. The adjustable signal generating device includes: a voltage generator configured to continuously adjust an output voltage and output the voltage; a ΣΔ modulator configured to output a digital signal of pre-determined-cycle based on the output voltage and a reference voltage; a counter configured to count the number of a target level in the digital signal of a pre-determined number of cycles; and a digital signal generator configured to generate a target signal based on the number of the target level. The described method and device improve the accuracy of the generated signal while remaining the same feel of continuous adjustment.05-24-2012

Xue Feng, Beijing CN

Patent application numberDescriptionPublished
20100310205Hybrid Coupling Structure of the short Range Plasmon Polariton and Conventional Dielectric Waveguide, A Coupling Structure of the Long Range Plasmon Polariton and Conventional Dielectric Waveguide, and Applications Thereof - The present invention provides a hybrid coupling structure of a short range surface plasmon polariton and a conventional dielectric waveguide, including a dielectric substrate layer, a dielectric waveguide layer positioned on the said dielectric substrate layer, a coupling matching layer positioned on the said dielectric waveguide layer and a short range surface plasmon waveguide portion, formed on the said coupling matching layer, for conducting the short range surface plasmon polariton. The present invention also provides a coupling structure of a long range surface plasmon polariton and a dielectric waveguide, including a dielectric substrate layer, a dielectric waveguide layer, a coupling matching layer and a long range surface plasmon waveguide portion upward from below respectively.12-09-2010

Yipu Feng, Beijing CN

Patent application numberDescriptionPublished
20110082201Use of L-Butylphthalide in the Manufacture of Medicaments for Prevention and Treatment of Cerebral Infarct - The present invention discloses the use of L-butylphthalide of formula (I) in the manufacture of medicaments for the prevention and treatment of cerebral infarct, especially induced by focal cerebral ischemia.04-07-2011

Yuchuan Feng, Beijing CN

Patent application numberDescriptionPublished
20110059369LI-LA-TI-O COMPOSITE SOLID ELECTROLYTE MATERIAL CONTAINING SILICON AND SYNTHESIZING METHOD THEREOF - The invention relates to a lithium lanthanum titanate composite solid electrolyte material containing silicon in which amorphous Si or an amorphous Si compound exist in a grain boundary between crystal grains, and a method of producing the same, and belongs to a field of a lithium ion battery. According to the invention, the amorphous Si or the amorphous Si compound exist in the grain boundary between the crystal grains of the lithium lanthanum titanate. The amorphous Si or the amorphous Si compound are introduced into the grain boundary by employing a wet chemical method. In the wet chemical method, the inexpensive organosilicon compound is used as an additive, and the organosilicon compound is added into the lithium lanthanum titanate solid electrolyte material. Thus, it is possible to synthesize the lithium lanthanum titanate composite solid electrolyte material containing silicon by performing sintering when the ratio of mass of the Si or mass of the Si calculated based on mass of the Si compound to mass of the lithium lanthanum titanate is 0.27% to 1.35%. Grain boundary conductivity thereof is significantly improved, and therefore, total conductivity is improved. In addition, processes of the experimental method are simple and easily performed. Also, an experimental period is greatly reduced, a synthesis temperature is reduced, and energy consumption and production cost are reduced.03-10-2011

Yuhong Feng, Beijing CN

Patent application numberDescriptionPublished
20100168882Method and Device for Switching Audio Recording Modes - Techniques pertaining to providing an appropriate recording mode to achieve optimum record data in accordance with the recording environment are described. In one embodiment, a current audio recording mode is determined is initially selected to be one of a low sensitivity audio recording mode and a high sensitivity audio recording mode. A digital gain for digital audio recoding data in the current audio recoding mode is obtained. The current audio recording mode is automatically switched between the low sensitivity audio recording mode and the high sensitivity audio recording mode when the digital gain reaches a gain threshold.07-01-2010
20100241426Method and system for noise reduction - Techniques pertaining to noise reduction are disclosed. According to one aspect of the present invention, noise in an audio signal is effectively reduced and a high quality of a target voice is recovered at the same time. In one embodiment, an array of microphones is used to sample the audio signal embedded with noise. The samples are processed according to a beamforming technique to get a signal with an enhanced target voice. A target voice is located in the audio signal sampled by the microphone array. A credibility of the target voice is determined when the target voice is located. The voice presence probability is weighted by the credibility. The signal with the enhanced target voice is enhanced according to the weighed voice presence probability.09-23-2010

Patent applications by Yuhong Feng, Beijing CN

Yuxia Feng, Beijing CN

Patent application numberDescriptionPublished
20110117188Group of Nucleic Acid Fragments for Prevention of HIV Infection or AIDS and the Usage Thereof - The invention provides a group of nucleic acid fragments, shown in the sequence listing, for prevention of HIV infection or AIDS and the usage thereof. In the invention, a series of RNA fragments, which are highly homogenous to all the published HIV gene sequences, were obtained by homology compare. The double-stranded RNA (dsRNA) derived from these fragments can effectively inhibit the expression of the HIV genes. The RNA transcribed by plasmid, also can suppress the expression of the HIV in the cell. After the adenovirus or associated virus which carry DNA corresponding above RNA infect the cell, the transcription dsRNA can inhibit the expression of the HIV genes.05-19-2011
20110189264Group of Nucleic Acid Fragments for Prevention of HIV Infection or AIDS and the Usage Thereof - The invention provides a group of nucleic acid fragments, shown in the sequence listing, for prevention of HIV infection or AIDS and the usage thereof. In the invention, a series of RNA fragments, which are highly homogenous to all the published HIV gene sequences, were obtained by homology compare. The double-stranded RNA (dsRNA) derived from these fragments can effectively inhibit the expression of the HIV genes. The RNA transcribed by plasmid, also can suppress the expression of the HIV in the cell. After the adenovirus or associated virus which carry DNA corresponding above RNA infect the cell, the transcription dsRNA can inhibit the expression of the HIV genes.08-04-2011
20110217361Group of Nucleic Acid Fragments for Prevention of HIV Infection or AIDS and the Usage Thereof - The invention provides a group of nucleic acid fragments, shown in the sequence listing, for prevention of HIV infection or AIDS and the usage thereof. In the invention, a series of RNA fragments, which are highly homogenous to all the published HIV gene sequences, were obtained by homology compare. The double-stranded RNA (dsRNA) derived from these fragments can effectively inhibit the expression of the HIV genes. The RNA transcribed by plasmid, also can suppress the expression of the HIV in the cell. After the adenovirus or associated virus which carry DNA corresponding above RNA infect the cell, the transcription dsRNA can inhibit the expression of the HIV genes.09-08-2011
20110217362Group of Nucleic Acid Fragments for Prevention of HIV Infection or AIDS and the Usage Thereof - The invention provides a group of nucleic acid fragments, shown in the sequence listing, for prevention of HIV infection or AIDS and the usage thereof. In the invention, a series of RNA fragments, which are highly homogenous to all the published HIV gene sequences, were obtained by homology compare. The double-stranded RNA (dsRNA) derived from these fragments can effectively inhibit the expression of the HIV genes. The RNA transcribed by plasmid, also can suppress the expression of the HIV in the cell. After the adenovirus or associated virus which carry DNA corresponding above RNA infect the cell, the transcription dsRNA can inhibit the expression of the HIV genes.09-08-2011

Patent applications by Yuxia Feng, Beijing CN

Zaixing Feng, Beijing CN

Patent application numberDescriptionPublished
20110040051CATALYST COMPONENT FOR OLEFIN POLYMERIZATION AND A CATALYST COMPRISING THE SAME - A catalyst component for olefin polymerization comprising an α-cyanosuccinate compound as an internal electron donor, a catalyst comprising the catalyst component, and use of the catalyst in olefin polymerization. When used in propylene polymerization, the catalyst can exhibit good catalytic activity and good hydrogen response, and the resulting polymer can have a good isotacticity and a good molecular weight distribution.02-17-2011
20120046490PROCESS FOR PREPARING 2,3-DI-NON-STRAIGHT-ALKYL-2-CYANOSUCCINIC ACID DIESTERS - A process for preparing 2,3-di(non-linear-alkyl)-2-cyanosuccinate compounds, especially 2,3-diisopropyl-2-cyanosuccinate compounds, and processes for preparing 2,3-di(non-linear-alkyl)succinic acids and esters thereof by using the 2,3-di-non-linear propyl-2-cyanosuccinate compounds as intermediates are disclosed.02-23-2012

Zezhou Feng, Beijing CN

Patent application numberDescriptionPublished
20110095066High-Speed Electromagnetic Nail Gun - A high-speed electromagnetic nailing gun with a lever, which includes a handle (04-28-2011

Zheng-He Feng, Beijing CN

Patent application numberDescriptionPublished
20090015487MULTIBAND ANTENNA - A multiband antenna includes a long radiating branch, a short radiating branch, a short strip, a feed point, a grounding portion, a connecting portion, a long parasitic strip, and a short parasitic strip. The feed point, the long radiating branch, the short radiating branch, and the short strip are in a first plane. The grounding portion connects to the short strip. The connecting portion connects the long radiating branch, the short radiating branch, and the short strip. The long radiating branch, the short strip, and the connecting portion form a first inverted-L shaped antenna structure. The short radiating branch, the short strip, and the connecting portion form a second inverted-L shaped antenna structure. The long parasitic strip and the short parasitic strip are in a second plane and respectively connected to the grounding portion. The first plane is parallel to the second plane.01-15-2009
20090166819CHIPSET PACKAGE STRUCTURE - A chipset package structure includes a carrier, a plurality of pinouts, at least one semiconductor package preforms, at least one electromagnetic shielding layer and a protective layer. The pinouts are disposed on the carrier. The semiconductor package preforms is disposed on the second surface of the carrier and electrically connected to the pinouts. The electromagnetic shielding layer is disposed on the semiconductor package preforms and the electromagnetic shielding layer. At least one of the electromagnetic shielding layers comprises a carbon nanotube film structure. The protective layer covers the electromagnetic shielding layer.07-02-2009
20090195331FILTER - A filter includes: a container; at least one barrier, an input device and an output device. The at least one barrier divide the container into at least two resonant cavities. Each resonant cavity has a harmonic oscillators disposed therein. At least one of the harmonic oscillators comprises a supporter and a carbon nanotube structure disposed on a surface of the supporter.08-06-2009
20110101961METHOD FOR MEASURING HEARING AID COMPATIBILITY - A method for measuring hearing aid compatibility (HAC) includes providing a probe and scanning testing points of a testing region obtained by the probe. The probe includes a circuit board, an electric field detecting probe, and a magnetic field detecting probe. The electric field detecting probe and the magnetic field detecting probe are located on the circuit board.05-05-2011
20110101962PROBE - A probe includes a circuit board, an electric field detecting probe, and a magnetic field detecting probe. The electric field detecting probe and the magnetic field detecting probe are located on the circuit board. An anti-jamming distance between the two detecting probes is a multiple of 5 millimeters and is greater than or equal to 10 millimeters.05-05-2011
20110102113HIGH-IMPEDANCE LINE AND DETECTING SYSTEM HAVING THE SAME - A high-impedance line includes a plurality of windings successively arranged. Each of the windings includes an upper portion and a lower portion parallel to the upper portion. The upper portions of each of the windings are electrically connected to the lower portions of adjacent windings. A resistance unit electrically connected between every two adjacent windings.05-05-2011

Patent applications by Zheng-He Feng, Beijing CN

Zhenhua Feng, Beijing CN

Patent application numberDescriptionPublished
20110187061STATIC SEALING DEVICE FOR LARGE-DIAMETER FLANGE WITH MAGNETIC FLUID SEAL - A static sealing device for a large-diameter flange with magnetic fluid seal is provided, the device includes a left flange, magnets, a right flange, a large non-magnetic ring, a small non-magnetic ring, screws, bolts, nuts and washers. The large non-magnetic ring (08-04-2011