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58results about How to "High performance advantage" patented technology

Mis-matched modulation-demodulation format selectable filters

Modulation-demodulation format selectable (MFS) processor, cross-correlator and transmit filter for processing, cross-correlating and filtering in-phase and quadrature-phase baseband signal and providing a first bit rate and a second bit rate baseband signal to a modulator and a transmitter for modulation and transmission of the processed filtered baseband signal. Transmit amplifier operated in a first radio frequency (RF) band for amplification of the first bit rate modulated signal and a second RF amplifier operated in a second RF band for amplification of the second bit rate modulated signal. Switch for selecting the first or the second bit rate or first or second modulation format signal and providing selected signal to a transmitter. Receiver for receiving transmitted signal. Demodulator and demodulator filter mis-matched to transmit baseband filter. Receive processor for receiving and processing quadrature demodulator demodulated baseband filtered signal and for providing first and second format cross-correlated in-phase and quadrature-phase baseband signal. Time division multiplex (TDM) and Orthogonal Frequency Division Multiplex (OFDM) processor and transmit baseband filter for processing, filtering and providing TDM and OFDM processed and filtered signal to a modulator, transmitter and receiver. Receiver and demodulator for demodulating and baseband filtering received modulated TDM signal. Demodulator of TDM signal has a demodulator baseband filter which is mis-matched to the transmit baseband filter and provides demodulated baseband mis-matched filtered cross-correlated in-phase and quadrature-phase signal.
Owner:FEHER KAMILO

Mis-Matched Modulation-Demodulation Format Selectable Filters

Modulation-demodulation format selectable (MFS) processor, cross-correlator and transmit filter for processing, cross-correlating and filtering in-phase and quadrature-phase baseband signal and providing a first bit rate and a second bit rate baseband signal to a modulator and a transmitter for modulation and transmission of the processed filtered baseband signal. Transmit amplifier operated in a first radio frequency (RF) band for amplification of the first bit rate modulated signal and a second RF amplifier operated in a second RF band for amplification of the second bit rate modulated signal. Switch for selecting the first or the second bit rate or first or second modulation format signal and providing selected signal to a transmitter. Receiver for receiving transmitted signal. Demodulator and demodulator filter mismatched to transmit baseband filter. Receive processor for receiving and processing quadrature demodulator demodulated baseband filtered signal and for providing first and second format cross-correlated in-phase and quadrature-phase baseband signal. Time division multiplex (TDM) and Orthogonal Frequency Division Multiplex (OFDM) processor and transmit baseband filter for processing, filtering and providing TDM and OFDM processed and filtered signal to a modulator, transmitter and receiver. Receiver and demodulator for demodulating and baseband filtering received modulated TDM signal. Demodulator of TDM signal has a demodulator baseband filter which is mismatched to the transmit baseband filter and provides demodulated baseband mismatched filtered cross-correlated in-phase and quadrature-phase signal.
Owner:FEHER KAMILO

Demodulation of multiple signals

A demodulation system for receiving and demodulating multiple modulated signals, including a first modulated signal having a first bit rate and / or a first modulation format and a second modulated signal having a second bit rate and / or a second modulation format. The demodulator demodulating the first modulation format modulated signal provides a cross-correlated demodulated in-phase and quadrature-phase baseband signal and the demodulator demodulating the second modulation format modulated signal provides a second demodulated baseband signal. A selector selects either the first or the second or both bit rate and / or modulation format demodulated baseband signals. In an alternative embodiment two demodulators are implemented for the demodulation of multiple signals. In certain embodiments the demodulator demodulating the first bit rate modulated signal or the second bit rate modulated signal is comprised of bit rate switchable filters and / or mis-matched filters which are mismatched to that of the filters of the modulator of the first or the second bit rate modulated signal. In some of the applications the first or the second modulated signal is an Orthogonal Frequency Division Multiplexed (OFDM) modulated signal and / or a spread spectrum modulated signal and / or Phase Shift Keying (PSK) modulation, or a Quadrature Modulation (QM), or a Frequency Modulation (FM) modulated signal. In certain implementations and applications the demodulator is used for demodulation of Gaussian Minimum Shift Keying (GMSK) modulated signals and spread spectrum modulated signals.
Owner:WI LAN INC

Preparation method and use of micromolecule water reducer with delayed coagulation and slump retaining properties

The invention provides a preparation method and use of a micromolecule water reducer with delayed coagulation and slump retaining properties. The preparation method has the beneficial effects that a preparation method is strong in adjustability and high in cost performance, a preparation process is simple, the prepared micromolecule water reducer has excellent slump retaining property, delayed coagulation property and clay tolerance. The preparation method comprises the following steps: (1) carrying out amination reaction: carrying out C=C double bond Michael addition reaction by virtue of organic amine with a specific structure and unsaturated carboxylate with a specific structure, and purifying, so as to obtain an organic amine intermediate with an amino hydrogen and carboxylic ester group structure; (2) carrying out Mannich reaction by virtue of the organic amine intermediate, formaldehyde and phosphorous acid, and purifying, so as to obtain phosphorylated organic amine intermediate; and (3) carrying out condensation reaction by virtue of carboxyl of the phosphorylated organic amine intermediate and polyether with a specific structure and a terminal OH or a terminal NH2 so as toconvert carboxyl into an ester group or acylamino, and alkalizing for neutralization so as to obtain the micromolecule water reducer with the delayed coagulation and slump retaining properties.
Owner:JIANGSU SOBUTE NEW MATERIALS +1

Composite board with sandwich components for transport facility

The invention relates to a composite board with a plurality of sandwich components for a transport facility, which comprises a first coating, a sandwich part and a second coating. The first coating, the sandwich part and the second coating are bonded in sequence; the connecting sandwich part consists of a plurality of sandwich materials; the connecting sandwich materials are compositions of any two or above kinds of functional polymer foam materials, such as polyethersulfone resin, polyetherimide, polymethacrylimide, polyvinyl chloride, polyurethane, polyethylene, polystyrene, acrylonitrile-styrene and the like. The composite board can adopt the sandwich composition with materials which have corresponding advantages and properties according to the particular requirements for the performance of the composite board in the actual application, so as to develop the advantages and properties of various materials. Moreover, the composite board with the sandwich components has an outstanding comprehensive performance. When the composite board is used for manufacturing transport facilities such as rail vehicles and the like, the invention can improve the comprehensive performances of the transport facilities and has a significant advantage in performance, a high performance-price ratio and a wide range of promotional value.
Owner:SHANGHAI MAGLEV TRANSPORTATION DEVELOPMENT CO LTD +1

Agent-free client process protection method based on virtualization technology

The invention discloses an agent-free client process protection method based on a virtualization technology. The method comprises the steps of transparently obtaining a windows non-paging memory page in a KVM, and recording an initial address of the memory page to a KVM structure body corresponding to a virtual machine; injecting virtual machine information; setting an IA32-SYSENTER-EIP register as a newly injected KiFastCallEntry function address, and conducting hook on a KiSystemService function; conducting clearing on original SSDT contents; setting VMCS structure relevant fields, and setting read-write sinking of the IA32-SYSENTER-EIP register and pagefault abnormal sinking of an instruction fetching type; intercepting instruction fetching pagefault abnormality of a client by a virtual machine monitor, analyzing a current operation, feeding a result back to the client, and finishing one-time accessing processing. According to the agent-free client process protection method based on the virtualization technology, the safe execution of system functions is ensured, there is no need to install an agent drive inside the client, there is no need to consider the security of the agent drive, and the influence on the performance of the virtual machine is reduced to the minimum.
Owner:SICHUAN UNIV

Battery management system and control method thereof

The invention discloses a battery management system and a control method thereof. The battery management system comprises a battery parameter detection module, a central processing module, a working condition forecast module and an energy control module, wherein the battery parameter detection module is used for acquiring a battery parameter in real time and outputting the battery parameter, the central processing module is used for acquiring the battery parameter and calculating residual capacity of a battery according to the battery parameter, the working condition forecast module is used for acquiring and storing working condition data of the whole controller, acquiring and storing the working condition data of the battery by the central processing module, forecasting the next-step working condition of the vehicle according to current battery working condition data and the vehicle working condition data and the battery working condition data of most-recently vehicle circulation working condition and by combining the whole controller and forecasting the next-step working condition of the battery under a current temperature and current residual capacity of the battery, and the energy control module is used for controlling input or output energy of the battery according to the current battery working condition data, the next-step working condition of the vehicle and the next-step working condition of the battery. With the battery management system disclosed by the embodiment of the invention, the energy utilization ratio of the battery is effectively improved on the premiseof no influence on a healthy condition of the battery.
Owner:WEICHAI POWER CO LTD

Efficient heat insulation board and preparation method thereof

The invention belongs to the technical field of preparation of composite boards, and discloses an efficient heat insulation board and a preparation method thereof. The efficient heat insulation board comprises a first panel layer, a second panel layer and a sandwich layer, wherein the sandwich layer is formed by stacking one or more foam layers, and each foam layer is formed by splicing a plurality of foam blocks; the sandwich layer is located between the first panel layer and the second panel layer, and functional structure layers are arranged between the lower surface of the sandwich layer and the first panel layer, between the upper surface of the sandwich layer and the second panel layer, on the peripheral edge of the sandwich layer and in splicing seams of any two adjacent foam blocks in the sandwich layer; the first panel layer and the second panel layer are both made of a fiber reinforced resin composite material; the foam blocks are polyurethane foam blocks, PVC foam blocks or phenolic foam blocks; and the functional structure layers are composed of aerogel and functional filler. The efficient heat insulation board is provided with the functional structure layers with heat insulation, buffering and mechanical properties, and the overall comprehensive performance advantage of the composite board is further improved.
Owner:GONG YI VAN-RES INNOVATION COMPOSITE MATERIAL CO LTD
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