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Chen, Hangzhou

Chuan Wen Chen, Hangzhou CN

Patent application numberDescriptionPublished
20100185663Providing Regional Content by Matching Geographical Properties - A method and a system provide regional content to users by associating data files with geographical properties and matching the geographical property of a data file with the geographical property of the user. The system extracts geographical information from a data file, and associates the data file with a source geographical property corresponding to the extracted geographical information according to a geographical information database. Upon obtaining a user geographical property of a user, the system provides the data file to the user if the source geographical property matches the user geographical property. The method and the system may be implemented using a geographical name lexicon or a geographical name suffix lexicon.07-22-2010
20110145235Determining Core Geographical Information in a Document - A method determines core geographical information in a document by computing a score for each geographical name found in the document. The computation of the score uses the appearance frequency of the respective geographical name and positional weights assigned to various types of appearance positions of the geographical name in the document. The system determines the core geographical information in the document based on the scores of the geographical names found in the document. The method may further compute aggregated scores of geographical regions related to the geographical names and determine the core geographical information using both the aggregated scores of geographical regions and the scores of individual geographical names to increase accuracy.06-16-2011

Enhong Chen, Hangzhou CN

Patent application numberDescriptionPublished
20120036037Product reccommendation system - Product recommendation is disclosed, including retrieving user behavior data associated with a predetermined statistical period; sorting the user behavior data into one or more groups of data corresponding to one or more types of products based at least in part on associated product identifiers; determining a plurality of interest levels associated with the predetermined statistical period for at least one or more groups of data; determining a plurality of purchase peak probabilities using at least the plurality of interest levels, wherein a purchase peak probability is associated with a predicted likelihood of user interest in receiving recommendations associated with a type of product; ranking at least a portion of the plurality of purchase peak probabilities in response to receipt of an indication to present recommendation information; and presenting recommendation information based at least in part on the ranked at least portion of the plurality of purchase peak probabilities.02-09-2012
20120072462Processing of categorized product information - Data processing includes accessing a product category tree, the product category tree comprising a plurality of hierarchical levels. A leaf category level of the plurality of hierarchical levels comprises a leaf category node. The leaf category node includes product information. The product information comprises a plurality of product attribute parameters. The plurality of product attribute parameters comprises standard product information. Data processing further includes selecting, among the plurality of product attribute parameters that correspond to the leaf category node, a representative product attribute parameter that is representative of the product information; and partitioning standard product information of the leaf category node to obtain a plurality of sets using the representative product attribute parameter, wherein each of the plurality of sets includes at least some of the standard product information.03-22-2012

Hui-Kang Chen, Hangzhou CN

Patent application numberDescriptionPublished
20090111171LATERAL FLOW IMMUNOASSAY CONTROLS - Rapid lateral flow immunoassays have an extensive history of use in both the clinical and home settings. These devices are used to test for a variety of analytes, such as drugs of abuse, hormones, proteins, urine or plasma components and the like. The present invention provides an improved procedural control that indicates to the test user that at least a portion of the applied sample has passed through the test result zone of the test strip, and optionally that the test is complete and the test results may be read.04-30-2009

Mingxing Chen, Hangzhou CN

Patent application numberDescriptionPublished
20110140894ARTICLE SURVEILLANCE TAG - A housing comprised of substantially arced configured first and second pieces pivotally coupled with one another to form an enclosure that defines a substantially circular-cylindrical hole for encompassing and securing an article therein. The housing includes a magnetic switch for resetting an internal alarm system of the EAS alarm tag to OFF, an interlocking sensor switch and an auxiliary sensor switch for arming the EAS alarm tag. When both the interlock sensor switch and the auxiliary sensor switch are closed, the internal alarm system of the EAS alarm tag is armed and set to ON, and if any one of the interlocking sensor switch and the auxiliary sensor switch is tampered, an alarm (external the EAS alarm tag and or) of the EAS alarm tag is triggered.06-16-2011
20110140895ARTICLE SURVEILLANCE TAG WITH MULTIPLE STRAPS - An EAS system alarm tag is provided with two or more straps that enable secure and reliable simultaneous engagement of the tag with one or more articles that are detachably coupled at an angle. An interlock actuator switch enables the two or more straps to interlock within a housing of the alarm tag. An auxiliary actuator switch enables detection of separation of the alarm tag from one or more articles with which the alarm tag is coupled. When both the interlock actuator switch and the auxiliary actuator switch are set to a first condition, an alarm system of the alarm tag is armed and set to ON; and when the interlock actuator switch is set to the first condition and the auxiliary actuator switch is set to a second condition while the alarm tag is armed and ON, the alarm system of the alarm tag triggers an alarm.06-16-2011
20110273295PIN ALARM TAG - An alarm tag comprising a first input unit for generating signals for setting (to ON) or resetting (to OFF) an alarm system of the alarm tag. The alarm tag further includes a second input unit for generating signals for arming the alarm tag and triggering an alarm, and an independent auxiliary input unit that generates independent signals that arm the alarm tag and trigger an alarm. When both the second and the auxiliary input units generate a first signal, the alarm system of the alarm tag is armed and set to ON, and when any of the second and third auxiliary input units generate a second signal while the alarm tag is armed and ON, the alarm system of the alarm tag triggers an alarm, thereby preventing tampering and bypassing of one of the second and auxiliary input units to disarm the alarm.11-10-2011

Shengfu Chen, Hangzhou CN

Patent application numberDescriptionPublished
20090156460CATIONIC BETAINE PRECURSORS TO ZWITTERIONIC BETAINES HAVING CONTROLLED BIOLOGICAL PROPERTIES - Cationic polymers hydrolyzable to zwitterionic polymers, monomers for making the cationic polymers, surfaces that include the polymers, therapeutic agent delivery systems that include the cationic polymers, methods for administering a therapeutic agent using the delivery systems, and methods for making and using the cationic polymers, monomers, surfaces, and therapeutic agent delivery systems.06-18-2009
20100099160DUAL-FUNCTIONAL NONFOULING SURFACES AND MATERIALS - Dual-functional nonfouling surfaces and materials, methods for making dual-functional nonfouling surfaces and materials, and devices that include dual-functional nonfouling surfaces and materials. The dual-functional surfaces are nonfouling surfaces that resist non-specific protein adsorption and cell adhesion. The dual-functional surfaces and materials include covalently coupled biomolecules (e.g., target binding partners) that impart specific biological activity thereto. The surfaces and materials are useful in medical diagnostics, biomaterials and bioprocessing, tissue engineering, and drug delivery.04-22-2010
20100249267MARINE COATINGS - Marine coatings including cationic polymers hydrolyzable to nonfouling zwitterionic polymers, coated marine surfaces, and methods for making and using the marine coatings.09-30-2010
20110282005SUPER-LOW FOULING SULFOBETAINE MATERIALS AND RELATED METHODS - Super-low fouling sulfobetaine and carboxybetaine materials, super-low fouling surfaces and methods of making the surfaces coated with sulfobetaine and carboxybetaine materials, and devices having the super-low fouling surfaces.11-17-2011

Patent applications by Shengfu Chen, Hangzhou CN

Sherman Shan Chen, Hangzhou CN

Patent application numberDescriptionPublished
20120084596MONITORING CIRCUIT - A monitoring circuit monitors for the occurrence of a failure event on a data bus. The monitoring circuit includes a failure detection circuit for detecting the occurrence of the failure event within a device coupled to the data bus. An isolation circuit isolates the device from the data bus in response to the occurrence of the failure event.04-05-2012

Shujie Chen, Hangzhou CN

Patent application numberDescriptionPublished
20110144432DEVICE AND METHOD FOR COMPUTER SIMULATED MARKING TARGETING BIOPSY - A device for Computer Simulated Marking Targeting Biopsy (CSMTB) has at least a space locator, and a main control module, including a surface model sub-module, a positioning sub-module, a tracking sub-module, a virtual endoscope sub-module, and a marking targeting biopsy sub-module. The device accurately detects minimal gastric lesions, and reduces pain to patients and thus decreases the workload of a doctor.06-16-2011

Sijia Chen, Hangzhou CN

Patent application numberDescriptionPublished
20100310184DUAL PREDICTION VIDEO ENCODING AND DECODING METHOD AND DEVICE - A method and apparatus for second order prediction are provided. In the decoding method, the reconstruction of decoded picture comprises second order prediction and compensation and second prediction storage. The second order prediction and compensation comprises first prediction and compensation and second prediction and compensation, input of which includes reconstructed first order residue and second order residue. The encoding method comprises second order prediction and second prediction storage. Second order prediction consists of first prediction and second prediction, input of which includes reconstructed first order residue and second order residue, and it will generate bit-stream accordingly. This invention will eliminate redundancy using second order prediction encoding and decoding method, so that coding efficiency will be improved.12-09-2010

Song Chen, Hangzhou CN

Patent application numberDescriptionPublished
20100223297Data Merging in Distributed Computing - A data merging method for distributed computing uses a configuration file to guide the insertion of computational results obtained by distributed nodes into a database table, and to merge the computational results inserted in the database table. The configuration file is established according to the task splitting conditions of distributed computing. The method uses a data merging server to import and host the configuration file and create a database table corresponding to the configuration file. Each distributed node inserting its distributed computational result into the database table after completing the respective distributed computing task, while the data merging server merges the data in the database table. An interface standard applicable to various uses and various distributed computing tasks may be used such that the user only needs to establish a job-specific configuration file based on the interface standard.09-02-2010

Tingjia Chen, Hangzhou CN

Patent application numberDescriptionPublished
20090328181Service integration platform system and method for internet services - A service integration platform system includes an interface configured to receive a service request initiated by an Independent Software Vendor (ISV) and one or more processors configured to authenticate the service request and in the event that the service request is authenticated, route the service request to an Internet Service Provider (ISP) providing the service to be further processed. The service request is routed to a deployment environment provided by the ISP in the event that the service request is received on a deployment Universal Resource Identifier (URI) corresponding to the deployment environment; the service request is routed to a test environment provided by the ISP in the event that the service request is received on a test URI corresponding to the test environment.12-31-2009

Weicong Chen, Hangzhou CN

Patent application numberDescriptionPublished
20110015951Evaluation of website visitor based on value grade - Evaluating website visitors includes: obtaining historical sample information of a plurality of past website visitors; based on the historical sample information, determining a plurality of value grades (cj) of the past website visitors and a respective plurality of rates of occurrence (P(cj)) for the plurality of value grades, wherein j=1, . . . , N, and N is an integer; determining a visitor characteristic probability (P(X)) and a plurality of conditional visitor characteristic probabilities given the plurality of value grades (P(X|cj)) associated with a current website visitor; and determining a plurality of conditional value grade probabilities given a visitor characteristic of the current website visitor ((P(c|X)) and selecting among the plurality of conditional value grade probabilities a likely value grade associated with the current website visitor, wherein j=1, . . . , N.01-20-2011

Weiyu Chen, Hangzhou CN

Patent application numberDescriptionPublished
20120109783Product information search - Searching for product information is disclosed, including: receiving a search request that includes at least a desired purchase quantity and a desired unit price; determining a preset purchase quantity that corresponds to the desired purchase quantity, wherein the determined preset purchase quantity is selected from a set of preset purchase quantities and each of the set of preset purchase quantities is associated with a different predetermined number of units; generating a search query that includes at least the determined preset purchase quantity and the desired unit price; and using the search query to search for matching products, wherein a matching product is associated with a unit price corresponding to the determined preset purchase quantity that corresponds to the desired unit price.05-03-2012

Xiangming Chen, Hangzhou CN

Patent application numberDescriptionPublished
20090270244Low-Loss Microwave Dielectric Ceramic - There is provided a low-loss microwave dielectric ceramic having a composition represented by xCaO.yLn10-29-2009

Yingwei Chen, Hangzhou CN

Patent application numberDescriptionPublished
20100135477Verifying User Identity Using a Reverse Caller ID Process - The present disclosure provides a method and a system for verifying identity of a user and a system for generating and maintaining verification codes. The method and the system use system-generated caller numbers as verification codes. When an application system needs to verify the identity of a user, the verification system generates a caller phone number and uses a communication switching system to place a call originating from the caller phone number to the user's phone. The user's phone has a caller ID display function to automatically display the caller number, which serves as a user identity verification code. The user provides the received caller number to the application system for user identity verification. No text messaging or other ways of communication is required. The method and the system can achieve reliable user identity verification. A centralized system may support multiple application systems for user identity verification.06-03-2010
20100138347Account Transaction Management Using Dynamic Account Numbers - A method and a system for managing account transactions aim to effectively prevent account information from being compromised. The system generates a dynamic account number corresponding to a true account number of an account of a user and sends the dynamic account number to the user. The system stores the corresponding relationship between the true account number and the dynamic account number. The system conducts an account transaction requested by the user according to the dynamic account number supplied by the user and the corresponding relationship. The account can be a bank account, and the dynamic account number may be valid for a one-time use or set to expire after a certain period of time or a certain number of uses. The method and the system can make account transactions more reliable and safer, and effectively prevent user account information from malicious access.06-03-2010
20110047607User verification using voice based password - Verifying a user includes: receiving a service request; generating a text based first dynamic password upon receiving the service request; converting the first dynamic password into sound information; transmitting the sound information to a user terminal over a communication network; receiving over the Internet a second dynamic password entered by the user based on the sound information, the second dynamic password being a text based password; comparing the first and second dynamic passwords for consistency; and indicating that verification is successful if the first and the second dynamic passwords are consistent.02-24-2011

Yining Chen, Hangzhou CN

Patent application numberDescriptionPublished
20120078631RECOGNITION OF TARGET WORDS USING DESIGNATED CHARACTERISTIC VALUES - Target word recognition includes: obtaining a candidate word set and corresponding characteristic computation data, the candidate word set comprising text data, and characteristic computation data being associated with the candidate word set; performing segmentation of the characteristic computation data to generate a plurality of text segments; combining the plurality of text segments to form a text data combination set; determining an intersection of the candidate word set and the text data combination set, the intersection comprising a plurality of text data combinations; determining a plurality of designated characteristic values for the plurality of text data combinations; based at least in part on the plurality of designated characteristic values and according to at least a criterion, recognizing among the plurality of text data combinations target words whose characteristic values fulfill the criterion.03-29-2012

Zhirong Chen, Hangzhou CN

Patent application numberDescriptionPublished
20120018912METHOD OF PREPARING NANO-DISPERSED HIGH-ALL-TRANS-CAROTENOID MICROCAPSULES - A method of preparing nano-dispersed high-all-trans-carotenoid microcapsules is provided, comprising: preparing 10-20% carotenoid suspension by milling the high-all trans-carotenoid crystals with dichloromethane until the particle size thereof is in the range of 2-5 μm, then supplying the suspension together with preheated dichloromethane of another pass into a dissolving tank to obtain a solution of 0.5-2%; delivering the solution together with ethanol or isopropanol into a crystallization device having high gravity rotating packed bed simultaneously and continuously, and then into a wiped-film evaporator for desolvation until the solid content is 10-20%, then a transparent alcohol dispersion of carotenoid is obtained; mashing the alcohol dispersion together with an aqueous solution containing an antioxidant and protective colloid and spray drying to obtain nano-dispersed high-all-trans-carotenoid microcapsules. As the crystals are nano-dispersed and the content of trans-isomer is more than 90%, the carotenoid microcapsules of present inventions exhibit high bioavailability.01-26-2012