Niu, CN
Alex Niu, Songjiang CN
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20130130443 | METHOD FOR PACKAGING ULTRA-THIN CHIP WITH SOLDER BALL THERMO-COMPRESSION IN WAFER LEVEL PACKAGING PROCESS - The invention generally relates to a packaging method of an ultra-thin chip, more specifically, the invention relates to a method for packaging the ultra-thin chip with solder ball thermo-compression in wafer level packaging process. The method starts with disposing solder balls on metal pads arranged on the front surface of semiconductor chips that are formed at the front surface of a semiconductor wafer. The solder balls are soften by heating the wafer, a compression plate is applied with a pressure on the top ends of the solder balls thus forming a co-planar top surface at the top ends of the solder balls. A molding compound is deposited on the front surface of the wafer with the top ends of the solder balls exposed. The wafer is then ground from its back surface to reduce its thickness to achieve ultra-thin chip. | 05-23-2013 |
Bin Niu, Jinan CN
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20120138166 | ANTI-COKING PROCESS AND EQUIPMENT FOR OILING WASTE RUBBER OR WASTE PLASTIC, AND COKING REMOVER - An anti-coking process is provided for oiling the rubber or plastic waste, and it involves the pyrolysis process that comes with the emission of hot air to be mixed with the high-temperature hot air that is ready to be sent into pyrolysis device. The equipment described includes a return air pipeline being connected to the hot air outlet. Meanwhile, a coking cleaning device is also introduced to remove the coke residual on the pyrolysis device wall in the cracking process. This device consists of a scraper, which, through the role of weights, is able to work with the inside surface of the cracking device. | 06-07-2012 |
20120145527 | CONTINUOUS DECHLORINATION PROCESS AND EQUIPMENT - A continuous dechlorination process, including: heating and extrusion transport of materials, followed by a loose handling and exhausting gases. Then, the solid material is discharged through the discharge port. A continuous dechlorination equipment, including: a cylinder unit with inlet and discharge port is equipped with a heating body. The cylinder unit is designed with the extruding and conveying mechanism ( | 06-14-2012 |
Bin Niu, Shandong CN
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20100084602 | PYROLYSIS PROCESS FOR WASTE AND OLD RUBBER - This invention is about a cracking technology of waste rubber, and the content of this technology is as following: the rubber mass with the catalyst were added in the cracking chamber and the cracking process of the raw material is finished. The main contents and weight percentage of catalyzer are as following: the aluminosilicate is from 35 to 50, the active alumina is from 15 to 30, the zinc oxide is from 10 to 20, the active argil is from 5 to 15, the kaoline is from 5 to 15, the weight ratio of catalyst and rubber is 2-7:1000; The cracking temperature is from 350 to 450° C. The rubber mass crack comparative downright in low temperature by using this combinatorial catalyst, that's because the temperature is controlled between 350 and 450° C., which commendably control the cracking process of the carbon chain of rubber. Moreover, more low carbon chain products can be gained for the symmetrical cracking. Therefore, the emerging ratio of the oil will become higher, the exhaust gas emission will become lower and the eligible emission will really come ture. | 04-08-2010 |
20100121121 | CONTINUOUSLY CRACKING TECHNOLOGY OF WASTE RUBBER OR PLASTICS AND ITS EQUIPMENT - This invention is about a continuously cracking technology of waste rubber or plastics and its realizing equipment, which is the key technology to produce oil by use of waste rubber or plastics. The cracking process is as following: the catalyst and rubber or plastics are extruded and transported in order to separate the air or to prevent oxidization; the raw materials are transported into the cracking chamber and moved from the inlet orifice to the discharge hole; the cracking process of the raw material is finished; and finally the products are deviated automatically through the discharge hole. In this invention, the separation of air and oxygen in the inlet orifice and discharge hole of the cracking chamber can completely avoid the hidden dangers caused by incoming of oxygen into the cracking chamber, and thus realize industrial production with continuous feedings. Moreover, the ratio of the oil can be raised from 19% in current technology to 45%-48%, and the loss of production equipment can be reduced. Therefore, production cost will become lower, safety measurement will become better and highly effective and continuous production will really come true. | 05-13-2010 |
20100282589 | INDUSTRIAL CONTINUOS CRACKING DEVICE OF RUBBER - This invention is regarding an industrial continuous cracking device of rubber. The technical program of this invention is as following: including the outer cylinder and the internal cylinder, and the internal cylinder has promoting mechanism; the heating mechanism is fixed in the outer cylinder or the internal cylinder, and the characteristic of it is: the internal cylinder wall is fixed with heat plates. These heat plates can adopt different forms, such as separated plate, intermittent or continuous helical ribbon, and so on. According to the instance of other structures of the equipment, they not only can be fixed in the internal cylinder, but also can be fixed in the wall of the internal cylinder. The simple structure used in this invention has realized the effect of improving the heat efficiency, reducing the energy consumption and decreasing the running cost. | 11-11-2010 |
20100282590 | INDUSTRIAL CONTINUOUS CRACKING DEVICE OF PLASTICS - This invention is about an industrial continuous cracking device of plastics. The technical program of this invention is as following: it includes the outer cylinder and the internal cylinder, and the two sides of the internal cylinder are connected with the outer cylinder; at least one of the outer cylinder and the internal cylinder is set with heating mechanism, and the helical ribbon is fixed in the inside of the outer cylinder wall; the transport mechanism is fixed in the internal cylinder, with its direction contrary to the outer cylinder's the feeding direction. The structures of this invention are simple, and it can reduce the possessive space. Furthermore, when cycling in the cylinder, the solid heat carrier has no heat energy loss, and that can substantially reduce the operation cost of the equipment. | 11-11-2010 |
20140186233 | DUST SEPARATING AND CARRIER RETURNING DEVICE - Disclosed is a dust separating and carrier returning device, which comprises: an outer raw material transfer passage ( | 07-03-2014 |
Chengcheng Niu, Yangpu District CN
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20150057305 | PHARMACEUTICAL COMPOSITION - Disclosed in the present invention is a pharmaceutical composition, comprising a weight ratio of 1:120 to 1:1000 of camptothecin compound of formula I and β-cyclodextrin or derivatives thereof, and an acidic buffer to adjust the pH=3.5-6.0. The composition can be used to treat solid tumours, such as melanoma, pancreatic cancer, hepatoma etc. The pharmaceutical composition of the present invention is miscible with a water-miscible co-solvent system in any proportion, and can be used as an intravenous infusion solvent, and has no obvious hemolysis or vascular stimulation; the pharmaceutical composition has a better tumour inhibiting rate than solubilisation of surfactants. | 02-26-2015 |
Chengshan Niu, Henan CN
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20130296348 | Bis-Quinazoline Derivatives as Inhibitors for Epidermal Growth Factor Receptor (EGFR) Tyrosine Kinase - Novel bis-quinazoline derivatives as tyrosine kinase inhibitors, synthesis of these compounds, and novel methods for treating tyrosine kinase mediated diseases or disorders using these compounds are disclosed. In particular, the present invention provides tethered quinazoline derivative dimers as inhibitors to the epidermal growth factor receptor (EGFR) tyrosine kinase, pharmaceutical compositions thereof, and their therapeutic uses for treating EGFR kinase-mediated diseases or disorders, such as various cancers, as well as synthetic methods for preparing these novel compounds. | 11-07-2013 |
Chuan Niu, Nanjing CN
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20140138309 | DEVICE AND METHOD FOR SEWAGE TREATMENT USING CONSTANT MAGNETIC FIELD - A device for sewage treatment, including: a reactor and a magnetic field generator. The reactor includes a stirrer, an aerator, an activated sludge zone, an upper end including a water inlet, a side wall including a water outlet, and a bottom including a sludge outlet. The magnetic field includes magnets and iron plates. The activated sludge zone is disposed inside the reactor. The stirrer and the aerator are disposed within the activated sludge zone. The aerator is arranged beneath the stirrer. The magnetic field generator is disposed outside the reactor. The magnets and the iron plates are symmetrically disposed on two sides of the reactor, respectively, and each of the magnets is disposed on the inner side of the corresponding iron plate. The magnets disposed on both sides of the reactor produce magnetic fields having the same direction. | 05-22-2014 |
20140138310 | DEVICE AND METHOD FOR SEWAGE TREATMENT USING VARIABLE MAGNETIC FIELD - A device for sewage treatment including a reactor and a magnetic field generator. The reactor includes a water inlet at the upper end, a water outlet on the side wall, and a sludge outlet at the lower end. A stirrer and an aeration device are disposed in the reactor. The reactor is filled with magnetic powder and activated sludge. The magnetic field generator includes a magnetic field tester, an iron cover, a power supply, a transformer, and a spiral coil. The spiral coil loops around the outer surface of the reactor. The transformer, the spiral coil, and the power supply are connected in sequence. The iron cover surrounds the periphery and the bottom of the reactor, and the magnetic field tester is disposed within the reactor. A method for sewage treatment using the device is also provided. | 05-22-2014 |
Chunge Niu, Xinjiang CN
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20080237091 | Recycling process for demetalization of hydrocarbon oil - A recycling process for the demetalization of hydrocarbon oil comprises recycling the following steps: a demetalizing composition for hydrocarbon oil or an aqueous solution thereof is sufficiently mixed with hydrocarbon oil in a desired proportion, and the resultant mixture is subjected to a conventional electrically desalting process to obtain a demetalized hydrocarbon oil and an aqueous desalted solution containing the desalted metal salts; the aqueous desalted solution containing the metal salts is then sufficiently mixed with a precipitating agent in a desired proportion and is subjected to a displacement reaction, and an aqueous solution containing the demetalizing composition is recovered by separating out the residue of the metal salts produced in the displacement reaction, which is poorly soluble or insoluble in water, with a solid-liquid separator; and the recovered aqueous solution containing the demetalizing composition for hydrocarbon oil, which meets the requirements for metal ions in demetalized hydrocarbon oil, is then mixed with hydrocarbon oil in a desired proportion for a next cycle. The present invention has the following advantages such as high efficiency of demetalization, reduction of pollution to the environment and the production cost as well as the metal salt product obtained by treating and collecting the desalted residue of the metal salt. | 10-02-2008 |
Chunping Niu, Xi'An CN
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20140217833 | HYBRID HIGH-VOLTAGE DC BREAKER - A hybrid high-voltage DC breaker, consists of a plurality of completely identical breaker modules connected in series. Each of the breaker modules comprises a main current circuit, a transfer current circuit, an over-voltage limiting circuit and a control system, wherein a high-speed mechanical switch, the transfer current circuit and the over-voltage limiting circuit are connected in parallel. The transfer current circuit consists of circuits | 08-07-2014 |
20140218832 | BIDIRECTIONAL HYBRID BREAKER - A bidirectional hybrid breaker comprises a main current circuit, a transfer current circuit, an over-voltage limiting circuit and a control system, wherein the main current circuit, the transfer current circuit and the over-voltage limiting circuit are connected in parallel. The transfer current circuit consists of circuits | 08-07-2014 |
20140376140 | HYBRID DC BREAKER - A hybrid DC breaker, comprises a main current circuit, a transfer current circuit, an over-voltage limiting circuit and a control system, wherein the main current circuit, the transfer current circuit and the over-voltage limiting circuit are connected in parallel. The transfer current circuit consists of circuits | 12-25-2014 |
Dong-Dong Niu, Jiashan CN
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20140250964 | RESHAPING DEVICE AND POSITIONING ASSEMBLY THEREOF - A reshaping device for reshaping a workpiece, includes a worktable, a reshaping assembly, a measuring unit, a positioning assembly, and a controller electrically connected to the reshaping assembly, the measuring unit, and the positioning assembly. The positioning assembly includes a pair of positioning subassemblies and a movable supporting subassembly. Each positioning subassembly comprises a supporting bracket and two positioning members, the two supporting brackets are distributed on the worktable, spaced from each other, for holding the workpiece. The movable supporting subassembly comprises two transmission members and two driving members. The two transmission members are laminated together and disposed on the worktable. The two driving members are respectively assembled to the two transmission members and drive the two transmission members to slide along different directions, thereby supporting the workpiece. The present disclosure further discloses a positioning assembly. | 09-11-2014 |
Dongmei Niu, Daqing CN
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20120310025 | Catalyst for Synthesizing 1-Hexene from Ethylene Trimerization and Application Thereof - A catalyst for synthesizing 1-hexene from ethylene trimerization and its application are provided. Said catalyst consists of (a) the compound containing P and N, (b) electron donor, (c) Cr compound, (d) carrier and (e) accelerator. The molar ratio of (a), (b), (c), (d) and (e) is 0.5-100:0.5-100:1:0.5-10:50-5000. The catalyst is prepared by mixing the components of (a)-(e) in an ethylene trimerization apparatus in situ and ethylene is introduced into the apparatus continuously. The prepared catalyst can be used to synthesize 1-hexene from ethylene trimerization in the inert solvents. The trimerization is performed at 30-150° C. and 0.5-10.0 MPa for 0.1-4 hours. The catalyst has high catalytic activity and high 1-hexene selectivity. During the process of ethylene trimerization, by-product polyethylene does not stick to the apparatus. | 12-06-2012 |
Dongsheng Niu, Shenzhen City CN
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20140380432 | METHOD, DEVICE AND SYSTEM FOR DATA DOWNLOADING - A method for data downloading is provided, including: sending a download request, and sending a security check request according to the download request; receiving network data returned according to the download request, and receiving a check result returned according to the security check request; and determining whether the check result indicates that the network data is secure; if yes, then continue receiving the returned network data, and if no, interrupt receiving the returned network data. In addition, a device and a system for data downloading are provided, which improve the security of data download. | 12-25-2014 |
F. Niu, Dong-Guan City CN
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20100039203 | FILTER INDUCTOR ASSEMBLY - A filter inductor assembly is provided. The filter inductor assembly of this invention comprises a magnetic body and a coil. The magnetic body has an even number of winding sections. The winding sections comprise a first section and a second section, while the second section is adjacent to the first section. The first coil is wound onto the first section on a surface of the magnetic body in a first direction, while the second coil is wound onto the second section on the surface of the magnetic body in a second direction, wherein the first direction is substantially opposite to the second direction. By using an even number of winding sections, the impedance frequency bandwidth of each winding section of the coil is increased. As a result, the filter inductance assembly can filter more electromagnetic interference than the prior art | 02-18-2010 |
Faqing Niu, Jiangsu CN
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20090008071 | RIB PLATE TYPE HEAT EXCHANGER - A rib plate type heat exchanger comprises a heat exchange core consisting of rib plate type heat exchange plates. A surrounding edge of the rib plate type heat exchange plate is formed as a sealing bevel. The rib plate type heat exchange plate comprises the first end zone, the second end zone and a central heat exchange zone. The first and second distribution zones are provided in the first and the second end zones respectively. The central heat exchange zone and first and second distribution zones are arranged on a same plane and are extended in the height of a lower plate plane. Heat exchange ribs and flow guide ribs are provided in the central heat exchange zone and the distribution zones respectively. Corner holes which are surrounded by adjacent edge zones at the upper plate plane height and lower plate plane height are provided in the first end zone and the second end zone. There are incline intermediate zones extending between the adjacent edge zones, between the adjacent edge zone at the upper plate plane height and the central heat exchange zone, and between the adjacent edge zone at the upper plate plane height and the first and second distribution zones. | 01-08-2009 |
20100175858 | PLATE-FIN TYPE HEAT EXCHANGER WITHOUT SEALING STRIP - A plate-fin type heat exchanger without sealing strip, includes outer shield plates ( | 07-15-2010 |
Gang Niu, Shanghai CN
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20080212548 | Terminal Power Control Method - A terminal power control method includes following steps according to the quality of received signal, the terminal obtains quality parameter of received signal, received power of terminal occupying channel, and all the channel power in present cell which have the same carrier frequency and time slot with terminal occupying channel respectively; according to all the channel power in present cell which have the same carrier frequency and time slot with terminal occupying channel, determines the allowable received power minimum of terminal occupying channel; according to the allowable received power minimum of terminal occupying channel, received power of said terminal occupying channel and said received signal quality parameters, generates power control command. Present invention could control powers of signals in different channels, increase the demodulation performance of terminal and the stability of wireless link, and assure the quality of system communication. | 09-04-2008 |
20120137363 | Method and Device for Preventing CSRF Attack - The disclosure provides a device and method for preventing CSRF attacks, in which the method comprises: intercepting request sent from a client browser to a server; generating a token; generating a response to the request; inserting the token into the response to the request; and sending the response to the request to the client browser with the token inserted into the response. With the method and device of the disclosure, it is assured that a token is inserted into all the requests made by a user through a client browser for accessing a resource. And it can be assured that the request is issued by the user himself by verifying whether the token in the request is valid, thereby preventing a CSRF attack. | 05-31-2012 |
20130019308 | Method and Device for Preventing CSRF Attack - The disclosure provides method for preventing CSRF attacks, in which the method provides: intercepting request sent from a client browser to a server; generating a token; generating a response to the request; inserting the token into the response to the request; and sending the response to the request to the client browser with the token inserted into the response. With the method of the disclosure, it is assured that a token is inserted into all the requests made by a user through a client browser for accessing a resource. And it can be assured that the request is issued by the user himself by verifying whether the token in the request is valid, thereby preventing a CSRF attack. | 01-17-2013 |
Guangping Niu, Shenzhen City CN
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20120239965 | Method and Device for Link Protection in Virtual Private Local Area Network - The present invention discloses a method and device for a link protection in a virtual private local area network, which relates to the network data communication technology. The method of the present invention includes: in a networking process of a VPLS network, a link protection device establishing a main tunnel and a standby tunnel of MPLS TE for a link, and creating a VPLS forwarding table to deal with the information of the established MPLS TE main tunnel and standby tunnel; and when receiving a VPLS message, the link protection device searching the information of the MPLS TE main tunnel of the VPLS message according to a way of accessing the VPLS network of the VPLS message and the VPLS forwarding table, and if the found MPLS TE main tunnel is invalid, then transmitting the received VPLS message by adopting the standby tunnel of the MPLS TE main tunnel. | 09-20-2012 |
Haifeng Niu, Shanghai CN
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20110239460 | APPARATUS AND METHOD FOR TRANSPORTING VERTICAL AXIS WIND TURBINE - The invention relates to a vertical axis wind turbine, and in particular to an apparatus and method for transporting the vertical axis wind turbine. The method for transporting the vertical axis wind turbine, including the steps of: employing an apparatus to be a box or frame; situating a generator horizontally in the apparatus; fixing an upper flange and lower flange to a vertical shaft; fixing the base of the generator on the corresponding surface of the apparatus through holes at the base of the generator; and supporting the other end of the vertical shaft by a supporting object. | 10-06-2011 |
20110248510 | VERTICAL AXIS WIND TURBINE - A vertical axis wind turbine including: a vertical axis wind mill having a vertical shaft and a generator having a generator rotor shaft, wherein the vertical shaft of the wind mill share the same shaft with the generator rotor shaft. This arrangement simplifies the structure and increases the stability, reliability, and service lifetime of vertical axis wind turbines by making on-site assembly easy and cutting the on-site workload and cost, without undermining the wind resistance capability and safety prompting wider application of vertical axis wind turbines. | 10-13-2011 |
20110272224 | BRAKE SYSTEM FOR AND METHOD FOR BRAKING OF VERTICAL AXIS WIND TURBINE - A brake system for a vertical axis wind turbine including a brake device ( | 11-10-2011 |
20120003092 | WIND MILL STRUCTURE OF LIFT-TYPE VERTICAL AXIS WIND TURBINE - A wind mill structure of a lift-type vertical axis wind turbine. The lift-type vertical axis wind turbine includes a vertical shaft and the wind mill includes a plurality of blades and supporting arms. The supporting arms hold the blades, and the blades are connected to the vertical shaft via the supporting arms. A setting angle, formed by a chord of the blades and a tangent line that goes through the center of the blades, ranges from −12° to 12°. An angle, formed by the chord of the blade and the rotatable supporting arm, ranges from 7° to 100°. The wind mill can maintain relatively stable rotation speeds under wind speeds exceeding the rated wind speed by adjusting the angle of the supporting arms, thereby ensuring stable output from the vertical axis wind turbine. | 01-05-2012 |
Haijun Niu, Shanghai CN
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20110161030 | Method And Device For Monitoring Measurement Data In Semiconductor Process - An embodiment of the present invention discloses a method for monitoring measurement data in a semiconductor process, which includes: updating measurement data of wafer performance parameters periodically from a real time system into an analysis database; retrieving from the analysis database the measurement data of a predetermined performance parameter for analysis covered in a time range required in a selected analysis rule according to information on the performance parameter for analysis and information on the selected analysis rule; determining whether the measurement data of the performance parameter retrieved from the analysis database violates a control range of the selected analysis rule, and if so, then transmitting alarm information for the performance parameter violating the control range of the selected analysis rule. The method and device according to the embodiments of the invention can automatically monitor measurement data of wafer performance parameters and discover an abnormal performance parameter. | 06-30-2011 |
Hai-Yang Niu, Shenzhen City CN
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20120236512 | PRINTED CIRCUIT BOARD AND CARRIER - A printed circuit board (PCB) secured to a carrier, the carrier comprising at least one hook for securing the PCB, the PCB includes a first surface and a second surface opposite to the first surface. At least one recessed portion in the rim of the first surface receives at least one hook so there are no protrusions above the upper surface of the PCB. A carrier for securing the PCB is also provided. | 09-20-2012 |
Han-Ben Niu, Shenzhen City CN
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20100091947 | Differential Interference Phase Contrast X-ray Imaging System - A differential phase-contrast X-ray imaging system is provided. Along the direction of X-ray propagation, the basic components are X-ray tube, filter, object platform, X-ray phase grating, and X-ray detector. The system provides: 1) X-ray beam from parallel-arranged source array with good coherence, high energy, and wider angles of divergence with 30-50 degree. 2) The novel X-ray detector adopted in present invention plays dual roles of conventional analyzer grating and conventional detector. The basic structure of the detector includes a set of parallel-arranged linear array X-ray scintillator screens, optical coupling system, an area array detector or parallel-arranged linear array X-ray photoconductive detector. In this case, relative parameters for scintillator screens or photoconductive detector correspond to phase grating and parallel-arranged line source array, which can provide the coherent X-rays with high energy. | 04-15-2010 |
Jia Niu, Shanghai CN
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20130159952 | COMBINING MULTIPLE TIMING MODES OF INTEGRATED CIRCUIT - A method and system for combining multiple timing modes of an integrated circuit. The method includes the steps of: creating logic groups for at least one logic device in the circuit according to at least one clock driving the at least one logic device, performing static timing analysis to the circuit in multiple given timing modes, obtaining at least one relationship between the logic groups in each of the multiple given timing modes according to a result of the static timing analysis, and combining the obtained at least one relationship between the logic groups in each of the multiple given timing modes | 06-20-2013 |
20150120268 | METHOD AND APPARATUS FOR SIMULATING A DIGITAL CIRCUIT - The present invention discloses a method for simulating a digital circuit. comprising: acquiring a gate-level netlist of the digital circuit, the gate-level netlist indicating at least one gate circuit included in the digital circuit and a connection relationship thereof; modifying the netlist, so as to add a timing and power model of each gate circuit, which is used to calculate a time delay generated when a signal inputted to the gate circuit passes through the gate circuit and a power consumed by the gate circuit during its operation; and simulating the digital circuit based on the modified netlist. By adding into the netlist the timing and power model of each gate circuit included in the digital circuit, a power estimation of the digital circuit can be performed while a function verification is performed on the digital circuit, thus function verification is seamlessly combined with the power estimation. | 04-30-2015 |
Jian Niu, Shanghai CN
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20120137263 | TIMING CLOSURE IN CHIP DESIGN - Disclosed are a method and system for improving timing closure in chip design. The method comprises: identifying a critical timing path in a chip design pattern, wherein a timing window of the critical timing path is smaller than a predetermined timing window; determining a variation of each segment of the critical timing path, wherein the variation indicates uncertainty of delay of a device and/or a wire caused by one or more factors; and changing at least one segment of the critical timing path based on the variation of each segment of the critical timing path to enlarge the timing window of the critical timing path. The method and system may enlarge a timing window of a critical timing path by reducing the variation thereof, thereby achieving timing closure in the chip design pattern. | 05-31-2012 |
Jianjin Niu, Tianjin CN
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20090243143 | MODIFIED POLYACRYLONITRILE FIBER AND METHOD OF PREPARING THE SAME - A modified polyacrylonitrile fiber and its preparation process and use are disclosed. An animal hair micro powder is used as a modifier for polyacrylonitrile polymer. The weight percent of a monomer composition is as follows: acrylonitrile monomer 50.0-98.8%, initiator 0.1-0.4%, animal hair micro powder 1.0-50.0%. The preparation process of the modified polyacrylonitrile fiber comprises the following steps: 1. preparing the animal hair micro powder suspension, 2. preparing spinning dope of the modified polyacrylonitrile fiber, 3. preparing the modified polyacrylonitrile fiber. The fiber is suitable for making artificial synthetic hair product such as hairpieces, and resembles well natural human hair. | 10-01-2009 |
20090259010 | MODIFIED POLYACRYLONITRILE FIBER AND METHOD OF PREPARING THE SAME - A modified polyacrylonitrile fiber and its preparation process and use are disclosed. A biological protein is used as a modifier of polyacrylonitrile fiber. The weight content of fiber components is as follows: the acrylonitrile monomer 50.0-98.8%, the initiator 0.1-0.4%, the biological protein 1.0-50.0%. The preparation process of the modified polyacrylonitrile fiber comprises the following steps: 1. preparing the biologic protein solution, 2. preparing spinning dope of the modified polyacrylonitrile fiber, 3. preparing the modified polyacrylonitrile fiber. The filament titer of the modified fiber is 30-100 dtex. The fiber is suitable for making synthetic hair product such as hairpieces, and resembles well natural human hair. | 10-15-2009 |
20110124810 | MODIFIED POLYACRYLONITRILE FIBER AND METHOD OF PREPARING THE SAME - A modified polyacrylonitrile fiber and its preparation process and use are disclosed. A biological protein is used as a modifier of polyacrylonitrile fiber. The weight content of fiber components is as follows: the acrylonitrile monomer 50.0-98.8%, the initiator 0.1-0.4%, the biological protein 1.0-50.0%. The preparation process of the modified polyacrylonitrile fiber comprises the following steps: 1. preparing the biologic protein solution, 2. preparing spinning dope of the modified polyacrylonitrile fiber, 3. preparing the modified polyacrylonitrile fiber. The filament titer of the modified fiber is 30-100 dtex. The fiber is suitable for making synthetic hair product such as hairpieces, and resembles well natural human hair. | 05-26-2011 |
20110196091 | MODIFIED POLYACRYLONITRILE FIBER AND METHOD OF PREPARING THE SAME - A modified polyacrylonitrile fiber and its preparation process and use are disclosed. An animal hair micro powder is used as a modifier for polyacrylonitrile polymer. The weight percent of a monomer composition is as follows: acrylonitrile monomer 50.0-98.8%, initiator 0.1-0.4%, animal hair micro powder 1.0-50.0%. The preparation process of the modified polyacrylonitrile fiber comprises the following steps: 1. preparing the animal hair micro powder suspension, 2. preparing spinning dope of the modified polyacrylonitrile fiber, 3. preparing the modified polyacrylonitrile fiber. The fiber is suitable for making artificial synthetic hair product such as hairpieces, and resembles well natural human hair. | 08-11-2011 |
Jilei Niu, Shandong CN
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20130199849 | IMPULSE-TYPE UNDERGROUND SUPERCHARGED JET DRILLING METHOD AND DEVICE - An impulse-type underground supercharged jet drilling method and device is provided. The impulse-type underground supercharged jet drilling method uses up and down vibrations of a drill string or weight on bit variation during the drilling process, so that an upper joint connected to the drill string drives a housing and a supercharging cylinder block to move up and down relative to a supercharging piston, while the supercharging piston, a high pressure line, and a drive shaft disposed outside the high pressure line make a reciprocally retractable movement relative to the housing. As a result, some working fluid entering the supercharging cylinder block is intermittently supercharged, and discharged from a high pressure fluid passage disposed in the supercharging piston and the high pressure line. The present disclosure can effectively perform an underground supercharging to parts of the drilling fluid, thus improving the rock breaking efficiency and the drilling speed. | 08-08-2013 |
Jin Niu, Shanghai CN
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20150043686 | Methods and Systems for Channel Estimation - A method for channel estimation of a signal by a receiver, comprises the steps of: receiving a symbol of the signal, wherein the signal has a cyclic prefix (“CP”); combining a portion of the CP and an end portion of the symbol; and processing the combined symbol for channel estimation by the receiver. | 02-12-2015 |
20150063506 | Channel Estimation for OFDM Signals - A method for channel estimation of a signal, comprises the steps: estimating a channel response for pilot carriers of the signal; and estimating a channel response for non-pilot carriers of the signal as a function of the channel response for the pilot carriers of the signal and channel estimation coefficients for the pilot carriers, wherein a symbol of the signal is decoded as a function of the estimated channel response for the non-pilot carriers, and wherein certain ones of the channel estimation coefficients are updated as a function of the decoded symbol. | 03-05-2015 |
20150092891 | Methods and Systems for Fine Timing Synchronization - A method for determining timing synchronization for demodulating a signal by a receiver, comprises the steps of: generating a channel response for the signal; transforming the signal into the time domain using an inverse fast fourier transform (“IFFT”); determining a signal power for the transformed signal as a function of the generated channel response; and calculating the timing synchronization by the receiver as a function of the determined signal power. | 04-02-2015 |
20150095966 | Methods and Systems for Demapping a Multi-carrier Signal - A method for demapping a multicarrier signal into soft bits by a receiver, comprises the steps of: calculating signal to noise ratio (“SNR”) adjustment factors (“A[segidx]”) for segments of the signal, wherein each of the segments has a predefined number of subcarriers of the signal; generating an adjusted SNR (“SNR[segidx]”) as a function of an average SNR over the subcarriers of the signal and of the calculated SNR adjustment factors; and determining the soft bits for the signal as a function of the signal, a channel estimation for the signal, and the adjusted SNR, wherein the receiver decodes the determined soft bits. | 04-02-2015 |
20150098344 | Channel Bandwidth Detection - A method for detecting a channel bandwidth for a signal, comprises the steps of: determining a differential operator between carriers of the signal; determining a signal power for the signal; and detecting the channel bandwidth as a function of the determined differential operator and the determined signal power, wherein the signal is processed as a function of the detected channel bandwidth. | 04-09-2015 |
Jun Niu, Tianjin CN
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20120293334 | SYSTEM AND METHOD FOR WARNING A FIRE AND FLAMMABLE GAS - A fire and flammable gas system comprises a signal detector installed in a detection area for detecting flue gas, temperature or flammable gas signal; an alarm controller for real time collecting flue gas, temperature or flammable gas signal detected by the signal detector; a data manager for recording and storing an initial background value of the detector and detection data of the detector during running process, and analyzing the historical data of the detector during running process in real time so as to carry out early-warning in advance or detector self-diagnosis or alarm threshold adjusting; and an early-warning monitor for displaying early-warning analysis result output by the data manager on the monitor. A fire and flammable gas method is also provided. | 11-22-2012 |
Leeming Niu, Fujian CN
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20110310430 | DEVICE DETECTING NON-RETRIEVED FORMS IN PRINTER - Disclosed is a device to detect in a printer the presence of non-retrieved printed receipts or order bills, which includes an infrared detection lamp and an alert circuit. The infrared detection lamp includes an emitting lamp and a receiving lamp. Both are provided at a paper discharge port of a printer and wherein a line perpendicular to the paper discharge port bisects the angle formed by the light rays from the emitting lamp and the receiving lamp. The receiving lamp is connected to the alert circuit and activates the alert circuit when it receives a signal from the emitting lamp. The device can emit a notification signal when a printed item is not retrieved, thus ensuring speed and continuity in kitchen operations, improving work efficiency, and shortening customer wait time. | 12-22-2011 |
Lei Niu, Shanghai CN
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20140098308 | GLASSES-FREE 3D LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A glasses-free 3D liquid crystal display device includes an array substrate, a plurality of data lines disposed horizontally and a plurality of gate lines disposed vertically on the array substrate, a plurality of pixel units defined by the data lines and the gate lines. A pixel unit includes a first sub-pixel and a second sub-pixel that are horizontally disposed and adjacent to each other. The data line is a periodically varying flexuous line extending horizontally, in addition, or alternatively, the gate line is a periodically varying flexuous line extending vertically. The display device reduces the unevenness of moire fringes. | 04-10-2014 |
20150160463 | ARRAY SUBSTRATE, 3D DISPLAY PANEL AND 3D DISPLAY DEVICE - The invention discloses an array substrate, a 3D display panel and a 3D display device. The array substrate includes a plurality of sub-pixel units arranged in an array. Each of the sub-pixel units has a shape of a non-equilateral parallelogram having two short sides and two long sides. The two short sides are the top side and the bottom side. The sub-pixel units in a same row are inclined in the same direction at a same inclination angle with respect to a vertical direction. The top sides of the sub-pixel units in the same row lie on a straight line. The projection of the top side of each of the sub-pixel units in the vertical direction lies on and overlaps with the bottom side of an adjacent sub-pixel unit. | 06-11-2015 |
Lili Niu, Guangdong CN
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20140147028 | IMAGE-BASED METHOD FOR MEASURING ELASTICITY OF BIOLOGICAL TISSUES AND SYSTEM THEREOF - The present disclosure proposes an image-based method for measuring elasticity of biological tissues including following steps: obtaining N successive grayscale images of a testing biological tissue, where N is a positive integer; obtaining regions of interest (ROI) of the grayscale images; dividing the regions of interest into a grid of small sections; calculating relative displacement vector of each interrogation window using texture matching method; and calculating elastic modulus of each interrogation window according to the relative displacement vectors. The present disclosure also proposes an image-based system for measuring elasticity of biological tissues. The present disclosure applies to various resolutions of grayscale images obtaining in ultrasound imaging, optical imaging, photoacoustic imaging, CT imaging, magnetic resonance imaging ect. The system can be integrated into a traditional clinical imaging system as an image post-processing software module to characterize tissue elasticity. Because it's no need to update the traditional clinical imaging system hardware, updating cost is low. It's easy to be accepted by hospital and is convenient to popularize. | 05-29-2014 |
Mei Niu, Shanghai CN
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20110282447 | COMPRESSIBLE TUBES FOR PLACING IMPLANTS AND RELATED MEDICAL KITS AND METHODS OF USING SAME - Medical delivery devices include a needle and a flexible compressible impermeable tube attached to the needle. The compressible tube has an open interior channel. The device is adapted to releasably hold a length of a medical implant in the open interior channel of the tube. The medical implant can be slidably inserted into the interior channel of the tube and is loosely held by the tube. | 11-17-2011 |
Ran Niu, Shanghai CN
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20110073487 | ELECTROCHEMICAL DESALINATION SYSTEM AND METHOD - An electrochemical desalination system includes a first and a second electrochemical device and a controller. The first and second electrochemical devices each comprises a electrochemical desalination module comprising at least one pair of electrodes and a compartment between each pair of electrodes for receiving an electrolyte solution. Each of the first and second electrochemical desalination devices comprises a plurality of successive operation cycles. Each cycle comprises a charging mode of operation for charging each pair of electrodes and for adsorbing ions in the electrolyte solution on the electrodes, and a discharging mode of operation for discharging the pair of electrodes and for desorbing ions from the pair of electrodes. The controller is configured to control the system that the first and second electrochemical desalination devices have interleaved charging and discharging modes of operation. One of the first and second electrochemical desalination devices is in a discharging mode and the at least one pair of electrodes release electrical current, while the other of the first and second electrochemical desalination devices is in a charging mode of operation and receives the electrical current released from said one of the first and second electrochemical desalination device. | 03-31-2011 |
20120172719 | SOFT FIELD TOMOGRAPHY SYSTEM AND METHOD - An iteration method for computing a distribution of one or more properties within an object comprises defining a first mesh of the object, applying an excitation to the object, computing a response of the object to the applied excitation, obtaining a reference response of the object corresponding to the applied excitation, computing a distribution of one or more properties of the object, and updating at least a subset of the nodes of the first mesh to form an updated mesh of the object. The distribution of one or more properties of the object is computed using the computed response, the reference response, and the first mesh. The first mesh includes a plurality of nodes and elements. A connectivity relationship of the subset of the nodes in the updated mesh remains the same as in the first mesh. | 07-05-2012 |
Rui Niu, Shanghai CN
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20150158815 | NOVEL PHENYL-PYRIDINE/PYRAZINE AMIDES FOR THE TREATMENT OF CANCER - The invention provides novel compounds having the general formula: | 06-11-2015 |
Shengshi Niu, Hangzhou CN
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20140334736 | FACE RECOGNITION METHOD AND DEVICE - The present invention provides a face recognition method and device. The method includes: performing down-sampling of different sizes on an original face image; performing block partition processing on a down-sampled image and the original face image; extracting feature of each image block; performing similarity matching between the extracted feature of each image block and features of image blocks corresponding to a pre-registered face image to obtain a similarity of each image block; and obtaining a face image recognition result according to an obtained similarity between all the image blocks. According to the face recognition method and device, down-sampling of different sizes is performed on an original face image, which increases a capability of face image features to describe the face image; a face image recognition result is obtained according to a similarity between all the obtained image blocks, which increases an accuracy of face image recognition. | 11-13-2014 |
Shouye Niu, Shenzhen City CN
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20130232726 | Elastic Hinge Of Quick-Assembly Leg - The present invention directs an elastic hinge for quick-assembly leg including: a double-tooth of hinge, a screw, a spring core assembly and a leg; wherein the spring core assembly includes a elastic buckle, a single-tooth frame which is inserted in cavity of the elastic buckle, a core pin sleeved in a cavity of the elastic buckle which is formed after the single-tooth is assembled into the elastic buckle, and a spring sleeved on the core pin; the elastic buckle is provided with a fastening part and a leg is formed with locking part to engaged with the fastening part, and the removable part of the leg and the elastic hinge are assembled together. | 09-12-2013 |
Shou-Ye Niu, Xi'An CN
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20080266518 | Hinge for Glasses - A hinge for glasses includes a hinge part securely attached to a central part, a housing firmly connected to a glasses leg, and a spring-core device received in the housing. The spring-core device includes a core shaft with a securing means, a slide block and a coiled spring disposed around the core shaft, and a single-tooth core body rotatably connected to the hinge part. The single-tooth core body is firmly connected to the core shaft, and the slide block is positioned in the housing. The coiled spring is respectively resisted against the securing means and the slide block. When the glasses leg rotates outwards to a slight angle at a wearing position, the single-tooth core body is pulled outwards to thereby cause the slide block to position in the housing and cause the coiled spring to be compressed. | 10-30-2008 |
Tao Niu, Shandong CN
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20090038518 | PLASMA IGNITION BURNER - A plasma ignition burner. The plasma ignition burner has at least two stages of burner barrels and a plasma generator for igniting the pulverized coal in a first stage burner barrel of the at least two stages of burner barrels. The burning flame of the former stage burner barrel ignites the pulverized coal in the next stage burner barrel, or further burns with the supplemented air in the next stage burner barrel. The axial direction of said plasma generator is parallel to the direction along which the pulverized-coal-contained air flow enters into the first stage burner barrel and at the same time, parallel to the axis of the burner barrels. | 02-12-2009 |
20110033807 | METHOD FOR DECREASING NITROGEN OXIDES OF A PULVERIZED COAL BOILER USING BURNERS OF INTERNAL COMBUSTION TYPE - A method for decreasing nitrogen oxides of a pulverized coal boiler using burners ( | 02-10-2011 |
Tianjun Niu, Guangzhou CN
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20150148765 | ABSORBENT ARTICLE - The present invention relates to an absorbent article having a body-facing surface and a transverse centerline, comprising; a hydrophilic topsheet, a backsheet joined to the topsheet, and an absorbent core disposed between the topsheet and the backsheet, and a lateral topsheet on each longitudinal side of the body-facing surface of the absorbent article so that at least a part thereof covers the topsheet where the topsheet covers the absorbent core, wherein the lateral topsheet comprises an embedded zone along the longitudinal direction of the absorbent article comprising a plurality of compressed areas where the lateral topsheet and the topsheet are jointly compressed so that the lateral topsheet is embedded into the topsheet, and wherein the lateral topsheet in the compressed areas is one layer. | 05-28-2015 |
Weiguo Niu, Shanghai CN
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20120213057 | Coordination Processing Method and Device for Self Organizing Operation and Communication System - A coordination processing method for a self organizing operation includes obtaining a preset coordination relationship between a first self organizing operation and a second self organizing operation before performing the first self organizing operation. If the second self organizing operation exists, the first self organizing operation and the second self organizing operation are performed according to the coordination relationship. If the second self organizing operation does not exist, performing the first self organizing operation is performed. | 08-23-2012 |
20130045716 | HOME NODE B ACCESS CONTROL METHOD AND SYSTEM - A home Node B access control method includes receiving, by a security access gateway, access request information from a home Node B. The method further includes forwarding the access request information to a network node capable of authentication for authenticating, and exercising access control for the home Node B according to the authentication result. | 02-21-2013 |
Weimin Niu, Wuxi CN
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20110262626 | Antibody Protective Agent And Methods Of Using Same - The invention provides an effective and environmentally friendly antibody protective agent and the methods of using it in immunological detection. The antibody protective agent helps antibody to maintain relatively high immunological activity at room temperature. Working electrodes coated with antibodies and the antibody protective agent are installed in immunological detection devices to enhance stability and accuracy of immunological detection. The antibody protective agent is effectively used in the detection of a variety of toxins, for example, aflatoxin, staphylococcal enterotoxin, algae toxin, and vomitoxin. | 10-27-2011 |
Wenyan Niu, Tianjin CN
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20130231492 | FLAVONE DERIVATIVES AND THEIR PREPARATIVE METHOD AND MEDICAL USE - Flavone derivatives, preparative method of the derivatives and use thereof as medicaments for treating diabetes. The structure of the derivatives is presented by formula 1: In the structure, R | 09-05-2013 |
Xiaohui Niu, Zhejiang CN
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20130028289 | DISPERSION AND LOSS SPECTRUM AUTO-CORRECTION DISTRIBUTED OPTICAL FIBER RAMAN TEMPERATURE SENSOR - A dispersion and loss spectrum auto-correction distributed optical fiber Raman temperature sensor has a dual fiber pulsed laser module with dual Raman wavelength shifts. The laser module is composed of a power supply ( | 01-31-2013 |
Xiaoji Niu, Pudong CN
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20090254279 | Compensation for mounting misalignment of a navigation device - Compensating for the misalignment of a navigation device with respect to a vehicle is described. In one example, the compensation is made by applying a high pass filter to a measured acceleration of the vehicle to produce a motion acceleration signal, weighting the motion acceleration signal with a measured steering rate of the vehicle, and deriving misalignment parameters for the navigation device with respect to the vehicle using the weighted motion acceleration signal. | 10-08-2009 |
Xiaoji Niu, Shanghai CN
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20090319228 | Methods and Systems for Evaluating the Performance of MEMS-based Inertial Navigation Systems - Disclosed are systems and methods for evaluating the navigation performance of MEMS inertial sensors. The method uses MEMS inertial sensors static data signals to estimate the static sensor errors and combines them with a reference kinematic signal obtained through field testing of a high-grade inertial sensor. Such emulated field data may then be processed with the corresponding GPS data collected in the same or different field test to evaluate the navigation performance of the MEMS inertial sensors. | 12-24-2009 |
Xiaoji Niu, Wuhan CN
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20140372063 | Quick calibration method for inertial measurement unit - The invention relates to a quick calibration method for an inertial measurement unit (IMU). According to the method, a user holds and rotates the IMU to move in all directions without any external equipment, so that twelve error coefficients including gyro biases, gyro scale factors, accelerometer biases and accelerometer scale factors can be accurately calibrated in a short time. The quick calibration method for the IMU is characterized by being free of hardware cost, high in efficiency and simple and easy to implement, and can ensure certain calibration precision. Thus, the quick calibration method is especially suitable for in-situ quick calibration for the medium- and low-grade IMUs, thereby effectively solving the problem of environmental sensitivity of the error coefficients of the mechanical IMU, and promoting popularization and application of MEMS (micro-electro mechanical systems) inertial devices. | 12-18-2014 |
Xiaolu Niu, Shandong CN
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20140186233 | DUST SEPARATING AND CARRIER RETURNING DEVICE - Disclosed is a dust separating and carrier returning device, which comprises: an outer raw material transfer passage ( | 07-03-2014 |
Xiaoye Niu, Qinhuangdao CN
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20100311596 | CORE-SATURATED SUPERCONDUCTIVE FAULT CURRENT LIMITER AND CONTROL METHOD OF THE FAULT CURRENT LIMITER - A core-saturated superconductive fault current limiter and a control method of the fault current limiter. The fault current limiter includes a superconductive magnet ( | 12-09-2010 |
Xinglin Niu, Guangdong Province CN
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20130065563 | Method and Device for Operating Telephone Directory - The present invention discloses a method and device for operating telephone directories applied in a mobile terminal using a smart SIM card. The method comprising: after the mobile terminal is powered on, reading telephone directories in the mobile terminal and in the smart SIM card and constructing the first and second tables respectively; and when the mobile terminal detects that the first and second tables have been constructed, accomplishing a subscriber's operation on telephone directories in the first table and/or the second table, and after the first table is modified, using the modified first table to update the telephone directory in the mobile terminal, and after the second table is modified, using the modified second table to update the telephone directory in the smart SIM card. The device comprises a mobile terminal and a smart SIM card, wherein the mobile terminal comprises a processor, a storage, and a memory. | 03-14-2013 |
Xinhuan Niu, Tianjin CN
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20130133691 | METHOD OF CLEANING TUNGSTEN PLUG SURFACES IN ULTRA LARGE SCALE INTEGRATED CIRCUITS AFTER CHEMICAL-MECHANICAL POLISHING - A method of cleaning tungsten plug surfaces in ultra large scale integrated circuits after chemical-mechanical polishing, the method including: a) preparing a cleaning solution by mixing deionized water, between 15 and 30 g/L of an active agent with respect to the deionized water, between 5 and 20 g/L of a chelating agent with respect to the deionized water, and between 1 and 60 g/L of a corrosion inhibitor with respect to the deionized water; b) after alkaline chemical-mechanical polishing, washing the tungsten plug surfaces using the cleaning solution at a flow rate of between 1000 and 4000 g/min for between 30 s and 3 min. | 05-30-2013 |
Xinwei Niu, Hangzhou CN
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20140308773 | METHOD OF FABRICATING HETEROJUNCTION BATTERY - The present invention discloses a method of fabricating a heterojunction battery, comprising the steps of: depositing a first amorphous silicon intrinsic layer on the front of an n-type silicon wafer, wherein the n-type silicon wafer may be a monocrystal or polycrystal silicon wafer; depositing an amorphous silicon p layer on the first amorphous silicon intrinsic layer; depositing a first boron doped zinc oxide thin film on the amorphous silicon p layer; forming a back electrode and an Al-back surface field on the back of the n-type silicon wafer; and forming a positive electrode on the front of the silicon wafer. In addition, the present invention further discloses a method of fabricating a double-sided heterojunction battery. In the present invention, the boron doped zinc oxide is used as an anti-reflection film in place of an ITO thin film; due to the special nature, especially the light trapping effect of the boron doped zinc oxide, the boron doped zinc oxide can achieve good anti-reflection. Therefore, the step of texturization is removed and the fabrication process simplified. As polycrystal silicon texturization is more challenging, the present invention is of more significance to heterojunction batteries using a polycrystal silicon wafer. | 10-16-2014 |
Yaming Niu, Shanghai CN
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20120202034 | Color and Heat Stable Polycarbonate Compositions and Methods of Making - Provided herein are branched polycarbonate resin compositions that withstand discoloration and increased melt viscosity when exposed to elevated temperatures. These compositions are useful in the manufacture of various shaped, formed and/or molded articles. | 08-09-2012 |
20130274391 | COMPOSITIONS AND ARTICLES OF MANUFACTURE CONTAINING SILOXANE - Compositions containing a polycarbonate and a linear and cyclic phenyl containing siloxanes are disclosed. Specifically, a composition comprising: (a) a branched polycarbonate resin, (b) a flame retardant, (c) at least one linear phenyl containing siloxane and at least one cyclic phenyl containing siloxane, and (d) a linear polycarbonate resin when said branched polycarbonate is less than 100% based upon weight percent of total polycarbonate in said composition, wherein the amounts of said branched and linear polycarbonate resins, said linear siloxanes and cyclic siloxanes, and flame retardant are in amounts effective to provide a molded article from said composition with a UL94 V0 p(FTP) value of 0.90 or greater at a thickness of between 1 mm and 2.5 mm or at 2.5 mm or at 1.5 mm or at 1 mm is disclosed. In addition, a composition comprising: (a) a linear polycarbonate resin, (b) a flame retardant, (c) at least one phenyl-containing linear siloxane and at least one phenyl-containing cyclic siloxane, wherein the amounts of said linear polycarbonate resins, said phenyl-containing linear siloxanes and said phenyl-containing cyclic siloxanes, and said flame retardant are in amounts effective to provide a molded article of said composition with a UL94 V0 p(FTP) value of 0.90 or greater at a thickness of between 1 mm and 2.5 mm or at 2.5 mm or at 1.5 mm or at 1 mm is disclosed. | 10-17-2013 |
20140058023 | POLYCARBONATE COMPOSITIONS - Disclosed herein are methods and compositions of blended polycarbonate resins with improved flame resistance and impact strength. The resulting compositions can be used in the manufacture of articles while still retaining the advantageous physical properties of blended polycarbonate compositions with improved flame resistance and impact strength. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention. | 02-27-2014 |
20140079934 | FLAME-RESISTANT POLYCARBONATE FILM - A polycarbonate film having a thickness of 0.05 mm to 0.25 mm is formed from a thermoplastic composition that includes a first branched polycarbonate that has a peak melt viscosity of at least 7,000 poise when measured using a parallel plate melt rheology test at a heating rate of 10° C./min at a temperature of between 350° C. to 450° C., a second branched polycarbonate, and a perfluoroalkyl sulfonate salt. | 03-20-2014 |
20140234629 | HIGH HEAT POLYCARBONATE AND SILOXANE COPOLYCARBONATE BLENDS THAT PROVIDE DUCTILE HIGH HEAT OPTIONS FOR FLAME RETARDANT APPLICATIONS - Polycarbonate blend compositions are provided. In particular, polycarbonate blend compositions having a combination of a high heat polycarbonate, a polycarbonate polysiloxane copolymer, an anti-drip agent comprising a perfluorinated polyolefin, and a flame retardant additive. | 08-21-2014 |
20140295363 | PLASTIC FLAME HOUSING AND METHOD OF MAKING THE SAME - A flame element can comprise: a flame housing, fuel, and a medium for a flame. The flame housing is formed from a composition comprising: (a) a first polycarbonate having a LOI of greater than or equal to 25% and a glass transition temperature of greater than 170° C. as measured using a differential scanning calorimetry method, wherein the first polycarbonate is derived from a monomer having the structure wherein each of A | 10-02-2014 |
Yaming Niu, Shijiazhuang CN
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20080230751 | WHITE LIGHT-SHIELDING COMPOSITIONS AND ARTICLES COMPRISING SAME - A polymer composition is provided which is white and opaque (i.e. shields from light). The polymer composition comprises a blend of (i) a silicon-free polycarbonate polymer and (ii) a polycarbonate-polysiloxane copolymer; a whitener such as titanium dioxide; and (iii) a non-white colorant such as carbon black. The resulting composition, when molded and measured at a thickness of 0.75 mm, has an L* of greater than 80 and a % T of less than 1%. The composition also has good impact strength at low temperatures and good stability during processing. | 09-25-2008 |
Yan-Ni Niu, Shenzhen City CN
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20100135041 | LIGHT GUIDE PLATE AND BACKLIGHT MODULE USING THE SAME - A light guide plate includes a plurality of micro dots. The micro dots are provided uniformly on one side of the light guide plate and are integrated with the light guide plate. Each dot is coated by a fluorescent layer, and the fluorescent layer emits light when excited by an ultraviolet light. | 06-03-2010 |
Ya-Ping Niu, New Taipei City CN
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20140192553 | BACKLIGHT MODULE WITH LIGHT-VARYING STRUCTURES FORMED IN A LIGHT GUIDE PLATE - A backlight module is disclosed. A light guide plate includes a main body and a plurality of light-varying structures. The main body includes a top surface and a bottom surface. The light-varying structures are formed in the main body. A first optical film is formed on the top surface of the main body of the light guide plate. A second optical film is formed on the bottom surface of the main body of the light guide plate. At least one light source is adjacent to the light guide plate, outputting light into the light guide plate. | 07-10-2014 |
Yongbo Niu, Shanghai CN
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20110061061 | METHOD AND NETWORK ELEMENTS OF END-TO-END OVERLOAD CONTROL FOR DIAMETER APPLICATIONS - A method for overload control between a first application and a second application based on Diameter protocol, comprising: when the first application is overloaded, overload control information is set and sent to the second application; and the second application takes an action according to the overload control information. The invention also provides a Diameter protocol based network element comprising an overload control initiating device configured to: set overload control information to be sent to an opposite network element communicating with the network element when overload happens. In addition, the invention further provides a Diameter protocol based network element comprising an overload control response device configured to: when receiving overload control information sent by the opposite side, take an action according to the overload control information. | 03-10-2011 |
Yuzhen Niu, Shandong CN
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20120307155 | VIDEO PROCESSING WITH REGION-BASED WARPING - Video data is processed with region-based warping. In accordance with various example embodiments, video data having a plurality of source video frames is processed as follows, for each source video frame. Pixels representing the source video frame and at least one temporally-adjacent video frame are used to generate a motion history map, based upon frame-to-frame movement of at least one region in the source video frame and temporally-adjacent video frames. At least one salient region is identified in the source video frame based upon the motion history map and static image saliency data. Weighting data is determined for warping pixels corresponding to background regions of the source video frame differently than pixels corresponding to the at least one salient region in the source video frame. Using the weighting data, the pixels representing the source video frame are warped to generate pixels representing a warped video frame. | 12-06-2012 |
Zhanqi Niu, Shijiazhuang CN
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20090281177 | Butylphthalide Intravenous Emulsion and Application Thereof - The present invention discloses a butylphthalide intravenous emulsion for intravenous injection or infusion, containing butylphthalide or derivatives thereof as an active ingredient in an amount of 0.01˜50 wt % and an excipient in an amount of 50˜99.99 wt %, based on the total weight of the emulsion. | 11-12-2009 |
20110288167 | Butylphthalide Intravenous Emulsion and Application Thereof - The present invention discloses a butylphthalide intravenous emulsion for intravenous injection or infusion, containing butylphthalide or derivatives thereof as an active ingredient in an amount of 0.01˜50 wt % and an excipient in an amount of 50˜99.99 wt %, based on the total weight of the emulsion. | 11-24-2011 |
Zhan-Qi Niu, Hebei CN
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20080318898 | INCLUSION COMPLEXES OF BUTYLPHTHALIDE WITH CYCLODEXTRIN OR ITS DERIVATIVES, A PROCESS FOR THEIR PREPARATION AND THE USE THEREOF - The present invention relates to the inclusion complexes of butylphthalide, which is D, L-mixed or levorotatory, with cyclodextrin or cyclodextrin derivatives, to a process for their preparation and the use thereof. In the invention, the butylphthalide is complexed with cyclodextrin or cyclodextrin derivatives, preferably with hydroxypropyl-β-cyclodextrin in order to increase the water-solubility of butylphthalide, develop clinical solid or liquid formulations and improve the therapeutic effect of butylphthalide. The inclusion complex, in which the molar ratio of butylphthalide to cyclodextrin or cyclodextrin derivatives is in the range of 1:1-10, can be used to prepare infusion, injection, injectable powder, liquids for oral administration, syrup, tablets, granules, dispersible tablets and others. | 12-25-2008 |
Zhenguo Niu, Jinan CN
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20110265342 | SUPERHEATED VAPOR PRE-DRYING SYSTEMS FOR LIGNITE AND METHODS FOR DRYING LIGNITE - A pre-drying system for lignite, including an inner heating fluid bed dryer including at least one built-in heat exchanger, a feeding device, a second discharging valve, and at least one stage of dust collecting device. The built-in heat exchanger is connected to saturated vapor, and to a condensate system. A fluid bed of the inner heating fluid bed dryer is connected to superheated vapor. Exhaust vapor of the inner heating fluid bed dryer is processed by the dust collecting device, and then a part thereof returns to the fluid bed, and another part thereof is evacuated. | 11-03-2011 |
Zhifeng Niu, Xi'An CN
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20130035940 | ELECTROLARYNGEAL SPEECH RECONSTRUCTION METHOD AND SYSTEM THEREOF - The invention provides an electrolaryngeal speech reconstruction method and a system thereof. Firstly, model parameters are extracted from the collected speech as a parameter library, then facial images of a speaker are acquired and then transmitted to an image analyzing and processing module to obtain the voice onset and offset times and the vowel classes, then a waveform of a voice source is synthesized by a voice source synthesis module, finally, the waveform of the above voice source is output by an electrolarynx vibration output module, wherein the voice source synthesis module firstly sets the model parameters of a glottal voice source so as to synthesize the waveform of the glottal voice source, and then a waveguide model is used to simulate sound transmission in a vocal tract and select shape parameters of the vocal tract according to the vowel classes. | 02-07-2013 |
Zhiqiang Niu, Shanghai CN
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20120104580 | SUBSTRATELESS POWER DEVICE PACKAGES - A substrate-less composite power semiconductor device may include a thin substrate and a top metal layer located on a top surface of the substrate. A total thickness of the substrate and the epitaxial layer may be less than 25 microns. Solder bumps are formed on top of the top metal layer and molding compound surrounds the solder bumps and leaves the solder bumps at least partly exposed. | 05-03-2012 |
Zhiqiang Niu, Songjiang CN
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20130221507 | ALUMINUM ALLOY LEAD-FRAME AND ITS USE IN FABRICATION OF POWER SEMICONDUCTOR PACKAGE - A semiconductor package is provided with an Aluminum alloy lead-frame without noble metal plated on the Aluminum base lead-frame. Aluminum alloy material with proper alloy composition and ratio for making an aluminum alloy lead-frame is provided. The aluminum alloy lead-frame is electroplated with a first metal electroplating layer, a second electroplating layer and a third electroplating layer in a sequence. The lead-frame electroplated with the first, second and third metal electroplating layers is then used in the fabrication process of a power semiconductor package including chip connecting, wire bonding, and plastic molding. After the molding process, the area of the lead-frame not covered by the molding compound is electroplated with a fourth metal electroplating layer that is not easy to be oxidized when exposing to air. | 08-29-2013 |
Zhi Qiang Niu, Shanghai CN
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20110073999 | MIXED ALLOY LEAD FRAME FOR PACKAGING POWER SEMICONDUCTOR DEVICES AND ITS FABRICATION METHOD - This invention discloses a mixed alloy lead frame for power semiconductor devices, which includes a plurality of heat sinks and a pin array; the heat sinks are made of the first material, with positioning holes on their upper parts and welding zones at the center of their lower parts, while the pin array is made of the second material, which is different from the first material, with a plurality of sets of terminals leading out from its upper end and lower end respectively. The heat sinks are positioned on the lead frame assembly welding plate, the pin is positioned in the area between the upper heat sinks and lower heat sinks on the lead frame assembly welding plate. The mixed alloy lead frame for power semiconductor devices in this invention improves the heat dissipation of lead frame, reduces the fabrication cost of lead frame, and enhances the flexibility of fabrication. | 03-31-2011 |
20130273697 | FABRICATION METHOD OF A MIXED ALLOY LEAD FRAME FOR PACKAGING POWER SEMICONDUCTOR DEVICES - This invention discloses a mixed alloy lead frame for power semiconductor devices, which includes a plurality of heat sinks and a pin array; the heat sinks are made of the first material, with positioning holes on their upper parts and welding zones at the center of their lower parts, while the pin array is made of the second material, which is different from the first material, with a plurality of sets of terminals leading out from its upper end and lower end respectively. The heat sinks are positioned on the lead frame assembly welding plate, the pin is positioned in the area between the upper heat sinks and lower heat sinks on the lead frame assembly welding plate. The mixed alloy lead frame for power semiconductor devices in this invention improves the heat dissipation of lead frame, reduces the fabrication cost of lead frame, and enhances the flexibility of fabrication. | 10-17-2013 |
Zhongying Niu, Hubei Province CN
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20090282240 | Secure Decentralized Storage System - A secure decentralized storage system provides scalable security by addressing the performance bottleneck of the security manager and the complexity issue of security administration in large-scale storage systems. The storage system includes: an application client for accessing a file system using a plurality of storage devices and transmitting a command to a storage device; a storage device for storing data and access control entries associated to the data, analyzing the command from the client and performing corresponding operations of the command; a metadata server for storing and managing metadata, such as location and length information of data and system configuration; and a security manager for storing and managing global access control entries and policies of the system and performing the access policy and privilege control according to the global access control entries and policies, such as changing the priority and inheritance rule of access control entries, adding and deleting the access control entries. | 11-12-2009 |
Zhongying Niu, Hubei CN
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20110167113 | METHOD FOR MANAGING OBJECT-BASED STORAGE SYSTEM - A method for managing an object-based storage system is provided. The object-based storage system includes root objects, partition objects, collection objects, user objects and function objects. The function objects include user function objects and system function objects. The user function objects respond to the client request, so that the existing data-processing tasks requested by the client are moved to the OBSD to be completed, so as to achieve the purposes for saving the network storage bandwidth and improving the security of the stored data, etc. The system function objects execute the system management function, so that the management of the bottom of disks management of the file system and database system is completed by the OBSD. That can be easily realized in automatic data backup, load balancing and other functions in the storage system. The user function objects and system function objects can be customized by the user. The management and processing method of the data of the traditional storage system will be changed to improve the performance of the storage system. | 07-07-2011 |
Zong-Biao Niu, Shanghai CN
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20080266325 | METHOD AND APPARATUS OF IMAGE MORPHING AND COMPUTER ACCESSIBLE STORAGE MEDIUM THEREOF - An image morphing method is suitable for generating an intermediate image sequence. First, a control point CP={(p | 10-30-2008 |