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University Of Electronic Science And Technology Of China patents


Recent patent applications related to University Of Electronic Science And Technology Of China. University Of Electronic Science And Technology Of China is listed as an Agent/Assignee. Note: University Of Electronic Science And Technology Of China may have other listings under different names/spellings. We're not affiliated with University Of Electronic Science And Technology Of China, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "U" | University Of Electronic Science And Technology Of China-related inventors


 new patent  Method for improving sfdr and sndr of capacitor-resistor combined sar adc by capacitor re-configuration

A method for improving a spurious free dynamic range and a signal-to-noise-and-distortion ratio of a capacitor-resistor combined successive approximation register analog-to-digital converter by capacitor re-configuration, the method including: 1) arranging 128 unit capacitors in a positive array and a negative array, respectively, dividing unit capacitors of symmetrical positions of the positive array and the negative array into groups to yield a total of 128 groups of capacitors; 2) acquiring 128 digital codes corresponding to 128 groups of capacitors; 3) sorting the 128 groups of capacitors from maximum to minimum according to the 128 digital codes obtained in 2), and recording the 128 groups of capacitors after sorting as c1-c128; and 4) selecting 64 groups of capacitors from c33 to c96, and reconfiguring the 64 groups of capacitors in capacitor arrays of the capacitor-resistor analog-to-digital converter.. . ... University Of Electronic Science And Technology Of China

 new patent  Device for measuring surface temperature of turbine blades

A device for measuring surface-temperature of a turbine blade, the device including a probe having a front-end mirror for receiving infrared radiation of a surface on the blade, a collimation lens for refracted the infrared radiation, a pd detector to receive the infrared radiation, and a focal-length servo; and a radial-scanning servo connected to the probe. The front-end mirror, the collimation lens, and pd detector are disposed along the optical axis of the collimation lens. ... University Of Electronic Science And Technology Of China

Method for preparing pyroelectric polymer film based on combined process of solution casting and uniaxial stretching

A method for preparing a pyroelectric polymer film based on a combined process of solution casting and uniaxial stretching is disclosed. The pyroelectric polymer film is firstly prepared by solution casting, afterwards, the casted film is subjected to uniaxial stretching when the film is in a semi-cured state (wet film). ... University Of Electronic Science And Technology Of China

Method of preparing thermoelectric material comprising iron-sulfur compound

A method of preparing a thermoelectric material comprising an iron-sulfur compound, the method including: 1) weighing, grinding, and mixing an iron salt and a sulfur-containing source to obtain a mixed powder; 2) carrying out a hydrothermal reaction with the mixed powder to obtain a black precipitate; 3) washing the precipitate; 4) drying the precipitate under vacuum to obtain fes2 powder; 5) annealing the fes2 powder under inert atmosphere to obtain annealed powder, where a heating temperature is from 300° c. To 1000° c., a heating time is from 2 hours to 24 hours, and a flow rate of an inert gas is from 30 ml/min to 200 ml/min; and 6) sintering the annealed powder to obtain a thermoelectric material including an iron-sulfur compound.. ... University Of Electronic Science And Technology Of China

Linear regulator with real-time frequency compensation function

The present invention relates to a linear regulator with real-time frequency compensation function, which belongs to the technical field of analog integrated circuits. The part of frequency compensation of the present invention includes the dual-frequency compensation networks and compensation transfer switcher, and the pulse delay circuit. ... University Of Electronic Science And Technology Of China

Low-dropout linear regulator with super transconductance structure

A low-dropout regulator with super transconductance structure relates to the field of power management technology. The super-transconductance structure refers to the circuit structure in which the voltage signal is converted into a current signal and amplified with a high magnification. ... University Of Electronic Science And Technology Of China

Method of improving measurement speed of distributed optical fiber sensor by adopting orthogonal signals and system thereof

A method of improving measurement speed of distributed optical fiber sensors by adopting orthogonal signals and the system thereof is disclosed, which is related to the optical fiber sensor field and solves the problems that conventional technology will increasing the bandwidth of the received signal, reducing the signal-to-noise ratio of the received signal or distortion the spatial resolution of the system. The method comprises steps of generating n periodic orthogonal optical pulse sequence; injecting the n periodic orthogonal optical pulse sequence into the optical fiber under test(5); collecting the scattered light signal; demodulating the scattered light signal with the local oscillating light and then converting into digital signals; extracting the scatter information of the orthogonal optical pulses from the collected digital signals; and arranging the scattered information in order of precedence of the infusion. ... University Of Electronic Science And Technology Of China

Method for oscilloscope 3d mapping in scan mode

A method for oscilloscope 3d mapping in scan mode. The input signal is acquired using a real-time sampling rate which is dr times higher, thus more sampling points, i.e. ... University Of Electronic Science And Technology Of China

Method for simultaneous monitoring of phase current and spatial parameters of overhead transmission lines with non-contact magnetic field sensor array

The invention discloses a monitoring system for estimation of phase conductor parameters of overhead high voltage transmission lines. Particularly, these parameters include electric current, conductor clearance from ground and wind induced conductor motion. ... University Of Electronic Science And Technology Of China

Carbon material-polymer strain sensitive film and its preparation method

A carbon material-polymer strain sensitive film and its preparation method are disclosed. The carbon material-polymer strain sensitive film includes multiple layers of carbon sensitive films and multiple layers of polymer films, wherein the multiple layers of carbon sensitive films and the multiple layers of polymer films form a multi-layer composite film in sequence through a layer-by-layer assembly process. ... University Of Electronic Science And Technology Of China

Distributed optical fiber sensing signal processing method for safety monitoring of underground pipe network

A distributed optical fiber sensing signal processing method for safety monitoring of underground pipe network, which belongs to infrastructure safety monitoring field, which is aimed to improve the intelligent ability of detection and identification of the existing distributed optical fiber sound/vibration sensing system under complex application conditions. The present invention utilizes the distributed optical fiber sound/vibration sensing system to pick up the sound or vibration signal of the whole line along the detection cable; and the customized short time feature and long time feature are respectively extracted from the relative quantity of the sound or the vibration signal at each spatial point in the whole monitoring range. ... University Of Electronic Science And Technology Of China

Method for automatically separating out the defect image from a thermogram sequence

A method automatically separates out the defect image from a thermogram sequence based on the physical characteristics of the defect of a conductive material in electromagnetic field. Defect area radiates more heat than other area, when it is mapped to the histogram of the image to be separated, the defect area is located in the top-end of histogram, and the proportion of defect area is smaller to the background or other area. ... University Of Electronic Science And Technology Of China

Reverse conducting igbt

The present invention relates to the technical field of the power semiconductor device relates to a reverse conducting insulated gate bipolar transistor (rc-igbt). The rc-igbt comprises a p-type region, an n-type emitter region, a p-type body contact region, a dielectric trench, a collector region, and an electrical filed cutting-off region. ... University Of Electronic Science And Technology Of China

Low-dropout regulator with dynamic pole tracking circuit for improved stability

A low-dropout regulator, including: a dynamic pole tracking circuit having an active load, a voltage-to-current converter, a current amplifier, a bias circuit, a regulating transistor, a first feedback resistor, a second feedback resistor, and a first capacitor. The dynamic pole tracking circuit includes: a first pmos, a second pmos, a first resistor, and a second resistor. ... University Of Electronic Science And Technology Of China

02/01/18 / #20180032099

Arbitrary waveform generator based on instruction architecture

The present invention provides an arbitrary waveform generator based on instruction architecture. To deal with the feature that the instructions and waveform data of the awg are coupled in the prior art, an instruction set based waveform synthesis controller is employed, and substitutes for the sequence wave generator in the present invention, i.e. ... University Of Electronic Science And Technology Of China

01/18/18 / #20180016187

Titanium-ruthenium co-doped vanadium dioxide thermosensitive film material and preparation method thereof

A titanium-ruthenium co-doped vanadium dioxide thermosensitive film material and a preparation method thereof are provided, which relate to a technical field of uncooled infrared detectors and electronic films. The vanadium dioxide thermosensitive film material is prepared by using titanium and ruthenium as co-dopants, including a substrate and a titanium-ruthenium co-doped vanadium dioxide layer, wherein in the titanium-ruthenium co-doped vanadium dioxide layer, atomic percentages of the titanium, the ruthenium and the vanadium are respectively 4.0-7.0%, 0.5-1.5% and 25.0-30.0%, and a balance is the oxygen. ... University Of Electronic Science And Technology Of China

11/23/17 / #20170337242

M2m data processing method, device, and system

The present invention provides an m2m data processing method. The method includes: receiving a registration request sent by an m2m device; obtaining a filled capability model according to a capability model and capability information of the m2m device after authentication on the registration request succeeds, where the capability model includes three types of capabilities: a communication capability, a control capability, and a measurement capability, each capability is divided into multiple subentries, and the filled capability model describes at least one subentry corresponding to three types of capabilities of the m2m device; updating an overall capability model according to the filled capability model, where capability information of all registered m2m devices managed by an m2m service platform is recorded in the overall capability model in a type division manner of the capability model.. ... University Of Electronic Science And Technology Of China

10/26/17 / #20170308428

Response message processing method, apparatus, and system

The present invention provides a response message processing method, apparatus, and system, and relates to the communications field. The method includes: sending, according to a device identifier sent by a request device, a query request to a destination device corresponding to the device identifier, so that the destination device returns a response message according to the query request; generating substitution data when an error occurs in the response message, where the substitution data is associated with resource data requested by the query request and is used to substitute for the resource data requested by the query request; and sending response substitution information to the request device, where the response substitution information includes the substitution data and the device identifier.. ... University Of Electronic Science And Technology Of China

10/12/17 / #20170294796

Wireless charging method and apparatus based on radio frequency receiving and phase compensation retransmission

Embodiments provide focused wireless charging method and apparatus based on radio frequency receiving and phase compensation retransmission. The method is based on the reciprocity principle, making each charging signal transmitted by the external charging system could stack in-phase when arriving at the embedded rechargeable battery, realizing wireless near field focusing in any given area in an unknown complex inhomogeneous propagation environment and a high charging efficiency. ... University Of Electronic Science And Technology Of China

10/05/17 / #20170285353

Light splitting module for obtaining spectrums and dual-mode multiplexing optical device

A light splitting module for obtaining spectrums of an object to be tested is disclosed, which sequentially includes a light entrance window, a diffuser and a filter array along a light entrance direction, wherein the filter array is an angle modulated filter array which has multiple subareas and includes multiple filters with different center wavelengths respectively corresponding to the subareas. Also, a dual-mode multiplexing optical device is disclosed, which includes the light splitting module, an illumination module and a light field imaging module, can realize the integration of spectral detection and light field imaging, so it can be applied to material spectral detection, digital image detection and digital focusing for obtaining high-resolution imaging results; and simultaneously, the modules of the device are detachable, so that users can use the device as required.. ... University Of Electronic Science And Technology Of China

09/28/17 / #20170279410

Terahertz wave fast modulator based on coplanar waveguide combining with transistor

A terahertz wave fast modulator based on coplanar waveguide combining with transistor is disclosed. The terahertz waves are inputted through a straight waveguide structure, and then are coupled through a probe structure onto a core part of the present invention, which includes a suspended coplanar waveguide structure and a modulation unit with high electron mobility transistor, wherein the suspended coplanar waveguide structure is formed by three metal wires and a semiconductor substrate; and the modulation unit with high electron mobility transistor is located between adjacent metal transmission strips of the coplanar waveguide structure. ... University Of Electronic Science And Technology Of China

09/28/17 / #20170277575

Virtual data center resource mapping method and device

A virtual data center resource mapping method and device. The method includes: s202: receiving a vdc resource request, where the vdc resource request carries a virtual machine distribution identifier, and the virtual machine distribution identifier is used to indicate a maximum quantity k of virtual machines that can be borne by a single physical server; s204: selecting, from an unmapped virtual machine set q in the vdc resource request, m virtual machines to form a partition p; s206: selecting a target physical server that can provide a physical resource required by the partition p, and mapping the partition p to the target physical server; and s208: removing, from the set q, the m virtual machines on which resource mapping has been performed, and repeatedly performing steps 204, 206 and 208 until no virtual machine on which resource mapping has not been performed exists in the set q.. ... University Of Electronic Science And Technology Of China

09/21/17 / #20170271770

Patch antenna having programmable frequency and polarization

The present invention relates to a patch antenna having programmable frequency and polarization comprising the first metal covering layer, the dielectric layer, the second metal covering layer and four metallized through-holes, each of which are disposed sequentially from top to bottom, wherein the first metal covering layer comprises the feeding line and the radiating patch; the feeding line comprises the micro-strip line, which can be connected to the outer feeding port; the micro-strip line is connected to one side of the radiating patch through the high-resistance line; the radiating patch is a square-shaped metal patch; a gap is etched near the other side of the radiating patch, namely, the radiating edge; the gap is parallel to the radiating edge.. . ... University Of Electronic Science And Technology Of China

08/17/17 / #20170236912

Spatial terahertz wave phase modulator based on high electron mobility transistor

A spatial terahertz wave phase modulator based on the high electron mobility transistor is provided. The phase modulator combines the quick-response high electron mobility transistor with a novel metamaterial resonant structure, so as to rapidly modulate terahertz wave phases in a free space. ... University Of Electronic Science And Technology Of China

08/17/17 / #20170234934

Power system and state of charge estimation

Disclosed is a power system including a battery pack and a battery management system, the battery management system including a controller and a storage unit storing one or more executable programs executable to achieve battery functions.. . ... University Of Electronic Science And Technology Of China

07/06/17 / #20170194720

Miniature wideband antenna for 5g mobile networks

The present invention provides a miniature wideband antenna for 5g, which includes a dielectric substrate, a coplanar waveguide feed structure on a front of the dielectric substrate, a main radiator, a second and third radiators and a first radiator on a back of the dielectric substrate. The antenna is small in size with operation band of 3 ghz-30 ghz which covers the various 5g frequency band and covers the current wireless modes of wi-max, w-lan, uwb and so on. ... University Of Electronic Science And Technology Of China

04/06/17 / #20170097281

Method for distributedly measuring polarization transmission matrices of optical fiber and system thereof

A method for distributedly measuring polarization transmission matrices of an optical fiber includes steps of: inputting a fully polarized pulse into the optical fiber with linear birefringence only; and demodulating polarization states of rayleigh backscattered light at different points on the optical fiber from a pulse input end; after demodulating, dividing the polarization states of the rayleigh backscattered light into q groups in sequence, wherein every three polarization states are divided into one group; calculating a transmission matrix of group n; and solving the equation set using a numerical analysis method for obtaining multiple solutions, and screening the multiple solutions according to characteristics of the polarization transmission matrix, wherein each time of screening provides a unique solution mx(n) of the equation set; continually updating ma values for iteration, so as to obtain the distribution of polarization transmission matrices of the optical fiber.. . ... University Of Electronic Science And Technology Of China

03/23/17 / #20170086259

Serpentine film heater for adjusting temperature uniformity and temperature adjusting method thereof

The present invention relates to a serpentine film heater for adjusting temperature uniformity and a method of temperature adjusting, including a substrate and a serpentine film heating wire which is deposited on the substrate, wherein the serpentine film heating wire is formed by several parallel heating sections and connecting lines. In the longitudinal direction, the temperature uniformity is improved by adjusting the spacings between adjacent heating sections or line widths of the heating sections separately or in combination. ... University Of Electronic Science And Technology Of China

01/26/17 / #20170024015

Pointing interaction method, apparatus, and system

Embodiments of the present invention provide a pointing interaction method, apparatus, and system. The method includes: obtaining a hand image and an arm image; determining spatial coordinates of a fingertip according to the hand image, and determining spatial coordinates of an arm key portion according to the arm image; and performing converged calculation on the spatial coordinates of the fingertip and the spatial coordinates of the arm key portion, to determine two-dimensional coordinates, on a display screen, of an intersection point between fingertip pointing and the display screen. ... University Of Electronic Science And Technology Of China

01/12/17 / #20170010956

Device for automatically generating test cases for embedded software and method thereof

A device and a method are provided to automatically generate test case for embedded software. This invention is in software test field, including symbolic execution kernel module, path selection module, solver, debugger, concrete execution kernel module and debugger agent module. ... University Of Electronic Science And Technology Of China








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