Dewen
Dewen Guo, Chengdu CN
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20140187745 | METHOD FOR PREPARING BIVALIRUDIN - A method for preparing bivalirudin. The method includes preparing a bivalirudin resin by a solid phase synthesis, performing acidolysis of the bivalirudin resin to obtain crude bivalirudin, and purifying the crude bivalirudin to obtain purified bivalirudin. The solid phase synthesis method includes successively coupling Fmoc-protected amino acids corresponding to a sequence represented by SEQ. ID NO. 2 on an Fmoc-Leu-carrier resin through solid phase coupling synthesis to obtain the bivalirudin resin represented by SEQ. ID NO. 2. | 07-03-2014 |
Dewen Li, Shanghai CN
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20130261139 | USE OF A QUINAZOLINE COMPOUND IN PREPARING A MEDICAMENT AGAINST FLAVIVIRIDAE VIRUS - Disclosed is a use of a quinazoline compound of Formula I having 2,4-diaminoquinazoline as a parent nucleus in preparation of a medicament for treating diseases caused by flaviviridae infection, especially a use in combating Hepatitis C virus infection and Dengue fever virus infection. | 10-03-2013 |
Dewen Liu, Shenzhen CN
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20130037678 | Shaft Device Used for Bag Hanging Device and Bag Hanging Device - This utility model discloses a shaft device used for a bag hanging device and a bag hanging device that uses said shaft device. Said shaft device comprises a shaft sleeve, a shaft, a cam, a pressure wheel, and a helical compression spring. One end of the shaft sleeve is a closed end with a through hole at the center thereof, and the other end is an open end. The cam is situated at the open end of the shaft sleeve. A catching disc provided on one end of the shaft is held in the catching groove at the outer end of the cam, and the shaft successively passes through the cam and the pressure wheel and helical compression spring that are inside the shaft sleeve. The concave groove at the other end of the shaft projects out of the closed end of the shaft sleeve, and there is a catching button in said concave groove. The inside end of the cam is formed into a convex-concave shaped in the axial direction along the shaft, and the surface of the pressure wheel facing the cam is also correspondingly formed into a convex-concave shape. The helical compression spring is supported between the pressure wheel and the closed end of the sleeve. The clamping section or hook section of the bag hanging device in this utility model can maintain stability with respect to the body section after rotating a certain angle and maintain a certain clamping force between the clamping section or hook section and the body section when used as a key clasp. | 02-14-2013 |
20130306823 | MULTIFUNCTION BAG HANGING DEVICE - A device is selectably movable between a “clasp” configuration and a “hanger” configuration. The device has a device body, a first spring biased hinge at a first end of the device body and a second spring biased hinge at a second end of the device body, a clip hingedly connected to the first end of the body, and a hook hingedly connected to the second end of the body. The hinges bias the device to a closed position clasp configuration and the clip and the hook are swingable against spring bias to an open position hanger configuration. The device has physical stops to limit angular motion of both clip and hook to less than 90 degrees each. | 11-21-2013 |
Dewen Sun, Shenzhen CN
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20140213322 | ANTENNA APPARATUS - An antenna apparatus is provided, including: an antenna component that is arranged on a passive side of the antenna apparatus; a radio frequency unit that is arranged on an active side of the antenna apparatus, formed by at least one independent radio frequency module, and connected to the antenna component to form an active antenna, where each radio frequency module includes a radio frequency plate; and a common unit that is arranged on the active side of the antenna apparatus and connected to the radio frequency unit and the antenna component. With the preceding antenna apparatus, each radio frequency module can be flexibly configured, thereby satisfying the requirements for different product portfolios and further simplifying field replacement and maintenance. | 07-31-2014 |
20140313095 | ANTENNA APPARATUS, BASE STATION AND COMMUNICATIONS SYSTEM - Embodiments of the present invention provide an antenna apparatus, a base station and a communications system. The antenna apparatus includes: an antenna part, including a common radome; an active part, connected to the antenna part and including at least one active module, where each active module includes at least one antenna element, and an element reflector and a phase shifter and a radio frequency module that are corresponding to each antenna element, where the element reflector of the at least one active module is configured to implement an antenna function; and a common part, connected to the active part and the antenna part, and shared by the at least one active module in the active part, where the common part includes at least one common module. By using the above antenna apparatus, each radio frequency module can be flexibly configured, so as to simplify onsite replacement and maintenance operations. | 10-23-2014 |
Dewen Wang, Shenzhen CN
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20150193555 | Method and device for pushing media information in real time - It is described a method for pushing media information in real time, where information of user focus on a current page is determined, a keyword is searched for according to the information of user focus, and media information matching the found keyword is pushed in real time. It is also described a device for pushing media information in real time. With what described, it is possible to improve real-time performance and accuracy in pushing media information. | 07-09-2015 |
Dewen Xu, Shanghai CN
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20150124425 | Conductive Gasket - An apparatus may be provided. The apparatus may comprise a core and a covering material disposed on a portion of the core. At least one opening may be disposed in the core. The at least one opening may expose at least one interior surface on the core. The at least one interior surface may be devoid of the covering material. | 05-07-2015 |
Dewen Zhang, Shenzhen CN
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20100019899 | METHOD AND DEVICE FOR RECEIVING EMERGENCY EVENT ALERT - A method, a device, and a system for receiving an emergency event alert are provided, which relate to a field of communication applications. As long as communication between a user terminal and a bearer network is normal, no matter whether the user terminal is watching live television programs, the user terminal can receive the emergency event alert in time. The method is as follows. A receiving unit discovers an emergency event alert service. The receiving unit is attached to the emergency event alert service. The receiving unit receives an emergency event alert message sent by a distributing unit. An emergency event alert receiving unit device includes a discovering and processing module, a service attachment processing module, and a message reception processing module. Through attachment to the emergency event alert service, the user terminal can receive the emergency event alert in time. | 01-28-2010 |
20110047134 | METHOD AND SYSTEM FOR CONTROLLING MEDIA PLAYING AND METADATA EXECUTION UNIT - A method and a system for controlling media playing and a metadata execution unit are provided. The metadata execution unit obtains metadata provided by a metadata providing unit, and executes corresponding metadata according to trigger information for executing metadata. The metadata execution unit generates media content control indication information according to an execution result, and sends the media content control indication information. A media content control unit then controls media content playing correspondingly according to the media content control indication information. By using the method and apparatus, metadata is distributed to a suitable network entity to be executed for controlling media playing. In this way, decentralized execution of a policy is achieved. Therefore, processing efficiency is improved. | 02-24-2011 |
20110047571 | METHOD AND SYSTEM FOR PROCESSING BOOKMARK SERVICE AND APPARATUS FOR PROVIDING BOOKMARK SERVICE - A method and system for processing a bookmark service and an apparatus for providing a bookmark service are provided. The method for processing a bookmark service includes: receiving a bookmark association trigger message; acquiring a bookmark list associated with a program content according to the bookmark association trigger message; sending the bookmark list to display a bookmark operation interface associated with the program content and perform an operation on a bookmark When the program content is played normally by a user, the method and system for processing a bookmark service and the apparatus for providing a bookmark service indicates the bookmark associated with the program content to the user, so as to help the user to perform operations such as bookmark jumping. | 02-24-2011 |
Dewen Zhao, Beijing CN
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20120315826 | Device and Method for Measuring Physical Parameters of Slurry and Chemical Mechanical Polishing Apparatus Comprising the Device - The present disclosure discloses a device for measuring physical parameters of a slurry used in a chemical mechanical polishing apparatus and measuring method using the same. The chemical mechanical polishing apparatus comprises a polishing head, a rotary table, a polishing platen and a polishing pad having a through-hole. The device for measuring physical parameters of slurry comprises: a sensor disposed in the polishing platen and adapted to contacted the slurry via the through-hole of the polishing pad for measuring the physical parameters of the slurry; a converter disposed in the rotary table and coupled to the sensor for converting a measuring signal of the sensor into a standard electrical signal; and a processing unit coupled to the converter for acquiring the standard electrical signal to calculate physical parameters of the slurry. According to the device for measuring the physical parameters of the slurry of an embodiment of the present disclosure, the physical parameters of slurry between the polishing head and the polishing pad may be in-suit measured and obtained. The present disclosure further discloses a chemical mechanical polishing apparatus having the device for measuring the physical parameters of the slurry. | 12-13-2012 |
20130000845 | Device and Method for Measuring Thickness of Slurry and Chemical Mechanical Polishing Apparatus Comprising the Device - A device for measuring a thickness of a slurry used in a chemical mechanical polishing apparatus and a method using the same are provided. The chemical mechanical polishing apparatus comprises a polishing head ( | 01-03-2013 |
20130130601 | CHEMICAL MECHANICAL POLISHING MACHINE AND CHEMICAL MECHANICAL POLISHING APPARATUS COMPRISING THE SAME - A chemical-mechanical polishing machine includes a work table, polishing platen mounted onto the work table, pad conditioner and slurry-delivery device mounted on the work table and disposed near the polishing platen, and polishing-head support mounted on the work table and including a base plate and supporting side plates. The base plate is formed with a groove in a “thickness” direction. A loading and unloading table is mounted on the work table, disposed below the base plate, and opposed to the polishing platen. A polishing head is rotatably disposed on the polishing-head support, movable in the longitudinal direction, and passes through the groove to extend downwardly. A robotic manipulator is disposed near the work table for placing a wafer on the loading and unloading table and taking the wafer away from it. A chemical-mechanical polishing apparatus includes an array of a plurality of the machine. | 05-23-2013 |
20140062468 | DEVICE FOR GLOBALLY MEASURING THICKNESS OF METAL FILM - A device for globally measuring a thickness of a metal film ( | 03-06-2014 |
Dewen Zhou, Ningde City CN
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20130236765 | POLYMER LI-ION BATTERY AND THE SEPARATOR THEREOF - The invention pertains to the technical field of a polymer Li-ion battery, in particular to a polymer Li-ion battery separator, comprising porous substrate, wherein at least one surface of the porous substrate is coated with an inorganic coating and an organic coating; the organic coating, shaped like an island and/or linear distribution, is coated on the surface of the porous substrate and/or the inorganic matter coating. | 09-12-2013 |