Abstract: The present invention relates to an active defense method based on cloud security comprising: a client collecting and sending a program behavior launched by a program thereon and/or a program feature of the program launching the program behavior to a server; with respect to the program feature and/or the program behavior sent by the client, the server performing an analysis and comparison in its database, making a determination on the program based on the comparison result, and feeding back to the client; based on the feedback determination result, the client deciding whether to intercept the program behavior, terminate execution of the program and/or clean up the program, and restore the system environment. The invention introduces a cloud security architecture, and employs a behavior feature based on active defense to search and kill a malicious program, thereby ensuring network security.

Abstract: Exemplary embodiments provide a tiered error correction code (ECC) Chipkill system, comprising: a device ECC incorporated into at least a portion of a plurality of memory devices that corrects n-bit memory device-level failures in the respective memory device, and transmits a memory device failure signal when any memory device-level failure is greater than n-bits and beyond correction capability of the device ECC device; and a system-level ECC device external to the plurality of memory devices is responsive to receiving the memory device failure signal to correct the memory device failure based on a system ECC parity.

Abstract: A surface active agent comprising an arylated methyl ester of a fatty acid, or mixture of fatty acids, derived from biodiesel or a triglyceride source is disclosed. The fatty acid mixture is condensed to methyl esters and alkylated with aromatic substituents under Friedel-Crafts conditions. The alkylated methyl esters may be alkoxylated using a catalyst derived from fatty acids, alkaline earth salts, and strong acids. The resulting nonionic surfactant may also be sulfonated to produce one class of anionic surfactants. The alkylated methyl esters may also be directly sulfonated to produce another class of anionic surfactants.

Abstract: A MEMS vaporizer is described which can be used for electronic cigarettes. The vaporizer mainly composes: a silicon substrate, a micro-channel array, a membrane suspending over the micro-channel array and supported by the silicon substrate, a resistance heater and a resistance temperature sensor are disposed on the membrane. Since the vaporizer is a silicon-based integrated actuator which provides advantages including small size, compact structure, lower power consumption, lower cost, increased reliability, higher precision, and more environmental friendliness.

Abstract: The invention provides an apparatus used for security information interaction comprising a first system management device for providing an operational environment for routine applications and a second system management device for providing an operational environment in a safe mode for security applications so as to perform a security information interaction process. The apparatus used for security information interaction disclosed by the invention has a high safety and a wide applicability and is low in cost.

Abstract: Generally, this disclosure provides systems, methods and platforms for power multiplexer switching operations. The system may include a near field communication (NFC) module configured to receive power through a radio frequency (RF) channel; a subscriber identity module (SIM) circuit configured with a supply voltage port; and a power multiplexer circuit configured to controllably couple the SIM circuit supply voltage port to the NFC module, wherein the NFC module provides a supply voltage to the SIM circuit such that the SIM circuit is operable in the absence of primary device power source.

Abstract: Methods and apparatus are provided for determining quantization parameter predictors from a plurality of neighboring quantization parameters. An apparatus includes an encoder for encoding image data for at least a portion of a picture using a quantization parameter predictor for a current quantization parameter to be applied to the image data. The quantization parameter predictor is determined using multiple quantization parameters from previously coded neighboring portions. A difference between the current quantization parameter and the quantization parameter predictor is encoded for signaling to a corresponding decoder.

Abstract: Described herein are particular embodiments relating to a microfluidic device that may be utilized for cell sensing, counting, and/or sorting. Particular aspects relate to a microfabricated device that is capable of differentiating single cell types from dense cell populations. One particular embodiment relates a device and methods of using the same for sensing, counting, and/or sorting leukocytes from whole, undiluted blood samples.

Abstract: A spin transfer torque magnetic junction includes a magnetic reference layer structure with magnetic anisotropy perpendicular to a substrate plane. A laminated magnetic free layer comprises at least three sublayers (e.g. sub-layers of 6 to 30 Angstroms of CoFeB, CoPt, FePt, or CoPd) having magnetic anisotropy perpendicular to the substrate plane. Each such sublayer is separated from an adjacent one by a tantalum dusting layer. An insulative barrier layer (e.g. MgO) is disposed between the laminated free layer and the magnetic reference layer structure. The spin transfer torque magnetic junction includes conductive base and top electrodes, and a current polarizing structure that has magnetic anisotropy parallel to the substrate plane. In certain embodiments, the current polarizing structure may also include a non-magnetic spacer layer (e.g. MgO, copper, etc).

Abstract: Provided are a multilayer chip ZnO varistor with base metal inner electrodes and a preparation method thereof. The varistor is formed by ceramic sheets and inner electrodes which were alternately laminated. Wherein the main material of inner electrodes is the base metal nickel(Ni), both ends of the varistor are coated with silver electrodes.

Abstract: A high capacity polymer hydrogen storage material, including a linear high molecular polymer as a main chain. At least one side chain or a terminal group of the linear high molecular polymer is first aminated using a polyamine compound and then reacts with a borohydride to yield an ammonia borane derivative grafted to the side chain or the terminal group of the linear high molecular polymer.

Abstract: A hard bias (HB) structure for producing longitudinal bias to stabilize a free layer in an adjacent spin valve is disclosed and includes a composite seed layer made of at least Ta and a metal layer having a fcc(111) or hcp(001) texture to enhance perpendicular magnetic anisotropy (PMA) in an overlying (Co/Ni)x laminated layer. The (Co/Ni)x HB layer deposition involves low power and high Ar pressure to avoid damaging Co/Ni interfaces and thereby preserves PMA. A capping layer is formed on the HB layer to protect against etchants in subsequent process steps. After initialization, magnetization direction in the HB layer is perpendicular to the sidewalls of the spin valve and generates an Mrt value that is greater than from an equivalent thickness of CoPt. A non-magnetic metal separation layer may be formed on the capping layer and spin valve to provide an electrical connection between top and bottom shields.

Abstract: An instruction to read at least a portion of a superblock is received where the superblock is stored on at least a first solid state storage die. It is determined if adjusted threshold information, associated with the first solid state storage die and the superblock, is stored. If it is determined that adjusted threshold information is not stored, then an adjusted threshold is determined and a read is performed on the first solid state storage die using the determined adjusted threshold. If it is determined that adjusted threshold information is stored, then a read is performed on the first solid state storage die using the stored adjusted threshold information.

Abstract: A method and system for implementing a group message service based on a converged service system, and the method comprises: a sender converged service client sending a message to a sender's home participant session and message processing module, and the message including a group identifier; said sender's home participant session and message processing module forwarding said message to a controller session and message processing module according to said group identifier; the controller session and message processing module authorizing the sender, and forwarding said message to a destination user's home participant session and message processing module, the destination user corresponding to the group identifier; and said destination user's home participant session and message processing module forwarding said message to a converged service client terminal of said destination user.

Abstract: The present invention relates to the field of computers, and disclosed are a method, device, and system for encrypting and decrypting an image. The method for encrypting an image includes: encrypting a preset size of header data of a to-be-encrypted image, and obtaining an encrypted data corresponding to the header data; determining a storage location for saving the encrypted data, saving the encrypted data in the storage location, and acquiring an offset for saving the encrypted data; and placing the encryption identifier and the offset in a storage area of the preset size of the to-be-encrypted image, so as to encrypt the to-be-encrypted image. The system includes: a device for encrypting an image and a device for decrypting an image. The present invention is capable of improving the speed and efficiency of encrypting and decrypting an image.

Abstract: The present invention discloses catalytic cracking apparatus and process, which are useful for catalytic cracking of heavy oils with a high heavy oil conversion, a high propylene yield and low dry gas and coke yields.

Abstract: The present invention discloses a MIMO wireless communication method functioning through a main wireless communication device and comprising: acquiring a transmission opportunity; issuing an distributed MIMO initiation frame including a transmission duration, a number Ns1 of transmission spatial stream(s), and a number Nr1 of reception spatial streams which an intended receiver is operable to process; receiving an initial portion which an attendant wireless communication device sends in response to the distributed MIMO initiation frame, or issuing the initial portion after reaching a time limit; and transmitting a distributed MIMO packet to the intended receiver while the attendant wireless communication device is allowed to transmit another distributed MIMO packet to the intended receiver or another intended receiver concurrently, wherein the sum of the number Ns1 and a number Ns2 of transmission spatial stream(s) of the attendant wireless communication device is equal to or less than the number Nr1.

Abstract: A centrifugal compressor includes an asymmetric self-recirculating casing treatment that includes, on an inner face of a casing 10, a suction ring groove 1, a ring guide channel 2 and a back-flow ring groove 3 to form a self-recirculating channel. An axial-direction position Sr from an upstream end face of the suction ring groove to an impeller full blade leading edge 4 or a width br of the suction ring groove 1 is represented as A(?·D??·D)2+A0 and is distributed in a parabolic shape in a circumferential direction. An initial phase angle ?0 is in a range of 0??0?2?. A circumferential angle ? of the casing has a definition range of ?0????0+2?. In the expression, A denotes a parameter of the parabola in the axial-direction position Sr or the width br, and A0 denotes an extreme of the axial-direction position Sr or the width br when corresponding circumferential angle ? and the ? are equal at an extreme point of distribution of the parabola.

Abstract: A thermally shielded multi-channel transmitter optical subassembly (TOSA) may be used in a multi-channel optical transceiver. The multi-channel TOSA generally includes an array of lasers optically coupled to an arrayed waveguide grating (AWG) to combine multiple optical signals at different channel wavelengths. A plurality of laser array thermal shields are thermally coupled to a temperature control device, such as a thermoelectric cooler (TEC), and thermally shield the respective lasers in the laser array in separate thermally shielded compartments. Each of the lasers may also be individually thermally controlled to provide a desired wavelength, for example, using a heater and/or cooler located in each thermally shielded compartment. The optical transceiver may be used in a wavelength division multiplexed (WDM) optical system, for example, in an optical line terminal (OLT) in a WDM passive optical network (PON).

Abstract: Quinazoline derivatives represented by general formula (1) and quinazoline complexes as protein kinase inhibitors, and their preparation methods are provided. Wherein, in general formula (1), at least one of R and R? is a group containing an atom capable of coordinating with noble metals, m and n are either the same or different and are integers from 0 to 5. Said quinazoline complex as protein kinase inhibitor is formed by coordination compound containing noble metal and said quinazoline derivative ligand capable of coordinating with noble metal in the coordination compound.