Patent application number | Description | Published |
20140170414 | Heat-Sealing Cover Film For Packaging Electronic Components - A cover film for heat-sealing to a carrier tape for carrying electronic components is described herein. The cover film comprises a polyester base layer, a first antistatic layer disposed on a first surface of the base layer, an intermediate bi-layer structure comprising a first intermediate layer and a second intermediate layer, the first intermediate layer disposed on a second surface of the base layer opposite the first antistatic layer, the second intermediate layer disposed on the first intermediate layer opposite the base layer, a second antistatic layer disposed on the second intermediate layer opposite the first intermediate layer, and a heat-sealing layer disposed on the second antistatic layer. In an exemplary aspect, the first intermediate layer comprises polyethylene and the second intermediate layer comprises a poly(vinyl acetate) copolymer and a polystyrene-butadiene) copolymer. In another exemplary aspect, the second antistatic layer comprises carbon nanotubes in a polyacrylate binder. | 06-19-2014 |
20150158649 | COMPONENT CARRIER TAPE WITH UV RADIATION CURABLE ADHESIVE - A carrier tape for transporting a plurality of components includes a flexible substrate extending along a longitudinal axis of the carrier tape, a plurality of pockets formed in the substrate and spaced apart along the longitudinal axis of the carrier tape, and an adhesive layer. Each pocket includes a bottom wall and a side wall extending from the bottom wall to a top surface of the flexible substrate. The adhesive layer is disposed on the bottom wall of each pocket in the plurality of pockets, such that when a component is placed in a pocket in the plurality of pockets, the adhesive layer in the pocket permanently bonds to the component, and such that when the adhesive is exposed to UV radiation the adhesive bond strength is sufficiently reduced so that the component can be removed from the pocket. | 06-11-2015 |
Patent application number | Description | Published |
20140198417 | INTEGRATED EMI FILTER CIRCUIT WITH ESD PROTECTION AND INCORPORATING CAPACITORS - An integrated electromagnetic interference (EMI) filter circuit with electrostatic discharge (ESD) protection and incorporating capacitors is provided. At least one passive element, i.e. resistor or inductor is connected between an input terminal and an output terminal. A first capacitor is connected between ground and the input terminal, and a second capacitor is connected between ground and the output terminal. A first diode and a second diode are connected in parallel to the first capacitor and the second capacitor. One or multiple parallel capacitors are connected in parallel to the passive element and between the input terminal and the output terminal for frequency compensation by employing the novel EMI LPF circuit, it is extraordinarily advantageous of enhancing its rejection band attenuation and meanwhile maintaining high cut-off frequency while implementation. | 07-17-2014 |
20140198418 | INTEGRATED CIRCUIT COMMON-MODE FILTERS WITH ESD PROTECTION AND MANUFACTURING METHOD - An integrated circuit common-mode electromagnetic interference filter incorporating electro-static discharge protection comprising two inductive coils is provided. A pair of primary and secondary spiral inductor coils is disposed corresponding to each other. A dielectric layer is used to separate the primary spiral inductor coil from the secondary spiral inductor coil electrically. Resistivity of a high-resistance substrate is more than 100 Ω-cm for supporting the primary spiral inductor coil, the secondary spiral inductor coil and the dielectric layer thereon. The proposed filter structure can be formed in integrated circuit (IC) back-end processes and thus be extraordinarily advantageous of effectively eliminating electromagnetic interferences and having electrostatic protection effect at the same time, while having small footprint. | 07-17-2014 |
20140211348 | IC EMI FILTER WITH ESD PROTECTION INCORPORATING LC RESONANCE TANKS FOR REJECTION ENHANCEMENT - An integrated circuit (IC) electromagnetic interference (EMI) filter with electrostatic discharge (ESD) protection incorporating inductor-capacitor (LC) resonance tanks is disclosed. The filter comprises at least one circuit composed of a diode and an inductor connected in series, wherein the diode induces a parasitic capacitance and the circuit is grounded. When a number of the circuit is two, a passive element is coupled between the two inductors and cooperates with them to induce two parasitic capacitances connected with the circuits. When a number of the circuit is one, two diodes respectively connect with the inductor through two passive elements. Each diode can induce a parasitic capacitance. The two passive elements and the inductor can induce a parasitic capacitance connected with the circuit. | 07-31-2014 |
Patent application number | Description | Published |
20130112542 | COLOR FILTER SUBSTRATE AND CAPACITIVE TOUCH SCREEN - The present disclosure relates to a color filter and a capacitive touch screen. Said color filter comprises a substrate; a color filter film formed on the substrate and comprising a plurality of sub-pixel regions; and a sensing layer formed on the substrate and comprising a first metal layer, a second metal layer and an insulting layer located between the first metal layer and the second metal layer. At least one of the first metal layer, the second metal layer and the insulating layer is made of a light shielding material, the light shielding material is projected on the color filter film as a grid and shields the boundaries between respective sub-pixel regions. According to the present disclosure, the number of layers produced is reduced, production process is optimized, and the cost is reduced and the color filter substrate is thinner and lighter compared with the conventional color filter substrate. | 05-09-2013 |
20130148061 | LIQUID CRYSTAL DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY - The embodiment of present invention discloses a liquid crystal display panel and a liquid crystal display. The liquid crystal display panel comprises: a color filter substrate and an array substrate, which are assembled oppositely to form a cell; a liquid crystal layer provided between the color filter substrate and the array substrate; and a layered structure adapted to drive rotation of liquid crystal in the liquid crystal layer and comprising a gate metallic layer, a pixel electrode layer and a common electrode layer, wherein the gate metallic layer comprises a gate wiring, the common electrode layer comprises a first auxiliary electrode and a common electrode that are electrically-insulated, the pixel electrode layer comprises a pixel electrode, and the common electrode and the pixel electrodes are used to form an electric field for driving the liquid crystal; and wherein the first auxiliary electrode and the gate wiring are electrically connected so as to be connected in parallel in circuit. | 06-13-2013 |
20140063363 | TOUCH DISPLAY PANEL AND DISPLAY DEVICE - The disclosure of the present invention discloses a touch display panel. The touch display panel comprises a color filter substrate, an array substrate, a liquid crystal layer and a touch sensing film positioned at a side of the color filter substrate which is away from the liquid crystal layer, wherein the color filter substrate comprises a substrate and a black matrix provided with a plurality of opening areas which are in array distribution; the touch sensing film comprises a substrate, one side of the substrate is provided with a plurality of first electrodes, the other side surface of the substrate is provided with a plurality of second electrodes, the projections of the first electrodes and the second electrodes on the color filter substrate are intersected with each other, the first electrodes are color filter electrodes, and the projections on the color filter substrate are opposite to the opening areas. | 03-06-2014 |
20140098015 | Shift Register Unit Circuit, Shift Register, Array Substrate And Display Apparatus - Embodiments of the present disclosure relate to a technique of liquid crystal display, and provide a shift register unit circuit, a shift register, an array substrate and a display apparatus. A first TFT is added in the shift register unit circuit and is used to pull down the level of a node PU when a frame start signal is at a high level and a forward clock signal changes from a low level to the high level, such that a H-line defect generated in an output signal caused by a coupling effect of a coupling circuit can be avoided, which is advantageous for increasing productivity and yield rate of products. | 04-10-2014 |
20140145197 | Pixel Structure, Dual Gate Pixel Structure And Display Device - According to the present disclosure, there are disclosed a pixel structure, a dual-gate pixel structure and a display device. The pixel structure comprises: a thin film transistor, a passivation layer that is located over the thin film transistor, an upper pixel electrode that is located over the passivation layer, a lower pixel electrode that is located under a gate insulating layer of the thin film transistor; and a common voltage line that is located between the passivation layer and the gate insulating layer. The common voltage line overlaps with the lower pixel electrode and the upper pixel electrode at least in part with the gate insulating layer and the passivation layer interposed therebetween, respectively, so as to form a storage capacitance. | 05-29-2014 |
20140192039 | SHIFT REGISTER UNIT, SHIFT REGISTER CIRCUIT, ARRAY SUBSTRATE AND DISPLAY DEVICE - A shift register unit, a shift register circuit, an array substrate and a display device can avoid a phenomenon that light lines and dark lines appear alternately in a horizontal direction in a gray scale state when the display device is lighted up normally, wherein the phenomenon is generated because a clock signal causes an abnormal output of a gate scanning voltage of the shift register unit when a frame start signal comes. The shift register unit comprises a capacitor (C | 07-10-2014 |
Patent application number | Description | Published |
20090326171 | PROCESS FOR THE PREPARATION OF HIGH PERFORMANCE POLYPROPYLENE - The invention discloses a process for preparing high-performance propylene polymers, the process utilizing a high activity, highly stereoselective Ziegler-Natta catalyst and two or more stages of polymerization carried out under different hydrogen concentrations to prepare propylene polymers having broad molecular weight distribution, wherein non-unifomess of isotacticity of molecular chains of the final propylene polymers is improved by adjusting or controlling stereoselectivity of catalytic active sites under different hydrogen concentrations, namely, making the low molecular weight fraction of the polymers having a higher isotacticity and making the high molecular weight fraction of the polymers having a lower isotacticity, thereby overcoming the drawbacks of the propylene polymers having broad molecular weight distribution known in the art. The resulting final polymers have excellent combined properties, in particular, remarkably improved mechanical properties. | 12-31-2009 |
20130023598 | PROPYLENE HOMOPOLYMER HAVING HIGH MELT STRENGTH AND PREPARATION METHOD THEREOF - The present invention provides a process for preparing high melt strength propylene polymer by direct polymerization, comprising that a propylene polymer with wide molecular weight distribution and containing “very high molecular weight fraction” can be prepared by controlling the species and ratios of the external electron donors in the Ziegler-Natta catalyst system at different reaction stages according to the requirment for different molecular weight fractions in the different propylene polymerization stage of the series operation, and said polymer has excellent mechnical properties, especially with very high melt strength. The present invention also provides a propylene homopolymer with high melt strength, comprising the following features: (1) the MFR is 0.2-10 g/10 min at 230° C. with a load of 2.16 kg; (2) the molecular weight distribution M | 01-24-2013 |
20140121339 | POLYPROPYLENE WITH NARROW MOLECULAR WEIGHT DISTRIBUTION RANGE AND PROCESSES FOR PREPARATION THEREOF - Disclosed herein are a polypropylene with narrow molecular weight distribution and a process for preparing the same in a reactor using a Ziegler-Natta catalyst. | 05-01-2014 |
20150246986 | PROCESS FOR PREPARING HIGH-PERFORMANCE POLYPROPYLENES - The invention discloses a process for preparing high-performance propylene polymers, the process utilizing a high activity, highly stereoselective Ziegler-Natta catalyst and two or more stages of polymerization carried out under different hydrogen concentrations to prepare propylene polymers having broad molecular weight distribution, wherein non-uniformness of isotacticity of molecular chains of the final propylene polymers is improved by adjusting or controlling stereoselectivity of catalytic active sites under different hydrogen concentrations, namely, making the low molecular weight fraction of the polymers having a higher isotacticity and making the high molecular weight fraction of the polymers having a lower isotacticity, thereby overcoming the drawbacks of the propylene polymers having broad molecular weight distribution known in the art. The resulting final polymers have excellent combined properties, in particular, remarkably improved mechanical properties. | 09-03-2015 |
Patent application number | Description | Published |
20120083296 | Multimedia messaging service center and method for caching mobile phone newspaper thereof - A multimedia messaging service center (MMSC) and method for caching mobile phone newspaper thereof are disclosed. The MMSC comprises a memory module, a mobile phone newspaper message processing module and a network attached shortage (NAS) module. In this method, after receiving a multimedia message, the MMSC decodes the multimedia message and determines whether the multimedia message is a mobile phone newspaper message; if it is, then the MMSC transmits the message body of the multimedia message to the mobile phone newspaper message processing module. The mobile phone newspaper message processing module determines whether the same message body has been saved in the memory module; if it is, then said message body is discarded, otherwise, said message body is saved into the memory module. The processing efficiency of the MMSC and the user experience are improved by the present invention. | 04-05-2012 |
20120202537 | Method and System for Allocating Delivery Reports - A method and a system for allocating delivery reports are disclosed in the present invention. A Service Provider (SP) sets a message identifier MSGID1 in a multimedia message and submits the multimedia message containing the MSGID1 and destination numbers to a server in a multimedia messaging service gateway (MMSG), the server sets a message identifier MSGID2 in the multimedia message, and forwards the multimedia message containing the MSGID2 and the destination number to a multimedia messaging service center (MMSC); the MMSG parses the corresponding server generating the MSGID2 according to the MSGID2 in the delivery report returned by the MMSC, and forwards the delivery report to the server creating the MSGID2. By adopting the method and system of the present invention, it ensures that the delivery reports returned by the MMSC are evenly allocated to the servers in the MMSG, the load balancing of the servers can be realized. | 08-09-2012 |
20120317164 | Services Cloud System and Service Realization Method - The present invention discloses a services cloud system and a service realization method. A service processing module processes a core service logic part of an application service and calls a data processing module. The data processing module calls a tool and algorithm library of an open service logic module to process the service data and stores the results into a distributed file system module. The system and service realization method implement unified service products and save network resources. | 12-13-2012 |