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Tsinghua University patents (2017 archive)


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "T" | Tsinghua University-related inventors


Systems and methods for wireless charging stations

Block chain based, decentralized transaction settlement systems and methods for wireless electric vehicle charging stations which enables real-time monitoring of electric vehicle charging demand for distribution system managers. The system is operable to enable easy implementation of rebate programs for electric vehicle owners, as well as charging station owners, and provides a secure, cost efficient, and transparent transaction settlement system using block chain software technology.. ... Tsinghua University

Microparticle based biochip systems and uses thereof

This invention relates generally to the field of analyte assays. In particular, the invention provides a device for analyzing an analyte, which device comprises, inter alia, various means for moving analytes and other items to facilitate binding between analytes and their binding reagents immobilized on a surface and to facilitate clearance of undesirable items away from analyte-binding reagent interaction area to reduce background noise in the assay. ... Tsinghua University

Lab-on-chip system for analyzing nucleic acid

This invention relates generally to the field of nucleic acid detection. In particular, the invention provides a lab-on-chip system for analyzing a nucleic acid, which system comprises, inter alia, controllably closed space, and a target nucleic acid can be prepared and/or amplified, and hybridized to a nucleic acid probe, and the hybridization signal can be acquired if desirable, in the controllably closed space without any material exchange between the controllably closed space and the outside environment. ... Tsinghua University

Organic electroluminescent device

The present invention discloses an organic electroluminescence device, comprising a luminescent layer, wherein, a host material of the luminescent layer comprises a thermally activated delayed fluorescence material, the host material is doped by a dye, and the dye comprises at least one phosphorescent dye. The present invention employs a thermally activated delayed fluorescence material, whose difference between the triplet state energy level and the singlet state energy level (Δest) is relatively small. ... Tsinghua University

Method for regulating primary frequency of power grid based on air conditioning load cluster in large building

The present disclosure relates to a method for primary frequency regulation of an electric network based on large building air conditioning loads cluster. The method includes the use of a two layer control structure with a central coordinating layer and a local control layer. ... Tsinghua University

Quantization method and apparatus in encoding/decoding

A method and apparatus is provided for encoding image data comprising receiving image data and an initial quantization matrix for encoding the image data; converting the initial quantization matrix into a modified scaling matrix, wherein the modified scaling matrix has a plurality of coefficients divided into different frequency bands; adjusting a value corresponding to at least one of the plurality of coefficients to control quality of an image to be encoded; generating a parameter set having a plurality of band parameters, each band parameter corresponding to a coefficient of the modified scaling matrix; writing the encoded image data and the parameter set having the plurality of band parameters into a bitstream; and transmitting the bitstream over the network to a decoding device. The present disclosure may improve quality of the encoded image efficiently.. ... Tsinghua University

Security detection system

The present disclosure relates to a technical field of a security detection device, and particularly, to a security detection system, comprising one or more detection devices, wherein the detection device comprises a first ray emitter, a ray receiver, and a movable frame, wherein the first ray emitter comprises a first ray source for generating first detection rays and is provided at a bottom portion of the movable frame, so that the first detection rays can penetrate through a detected object from a bottom of the detected object; the ray receiver comprises a ray detector provided on the movable frame, for correspondingly receiving the first detection rays having penetrated through the detected object; and the movable frame is movable in a direction in which the first ray emitter and the ray receiver are capable of moving through a detection region for the detected object.. . ... Tsinghua University

Flexible extensile electronic device based on biocompatible film and preparation method

Disclosed is a flexible and stretchable electronic device based on a biocompatible film. The biocompatible film is utilized as an encapsulation layer and a substrate layer of the device; a bonding layer is provided between the encapsulation layer and a functional layer; and an adhesion layer is arranged under the substrate layer. ... Tsinghua University

Composite barium sulfate diaphragm and preparation method therefor, and lithium-ion battery

A composite barium sulfate diaphragm is disclosed. The composite barium sulfate diaphragm includes a base membrane, and a coating layer coated on the base membrane. ... Tsinghua University

Data storage system and data storage method

The data storage system and the data storage approach based on redundant arrays of independent disks (raid) is provided. The storage system includes: an raid controller, and a storage device subsystem. ... Tsinghua University

Method and device for ultrasonic imaging by synthetic focusing

Provided are a method and device for ultrasonic imaging by synthetic focusing. The method comprises: exciting a plurality of matrix elements of an ultrasonic probe to transmit plane waves many times, wherein transmitting apodizations at the time of every transmission of the plane waves by the plurality of matrix elements correspond to the respective lines in a measurement matrix in which elements are randomly distributed; after every transmission of the plane waves, exciting all the matrix elements of the ultrasonic probe to receive echo signals, in order to obtain channel data; recovering a synthetic focusing channel data set by use of a compressed sensing reconstruction algorithm according to a channel data set and the measurement matrix; and subjecting the synthetic focusing channel data set to beamforming so as to generate an ultrasonic image.. ... Tsinghua University

Method and device for determining transform block size

Embodiments of the present invention provide a method and a device for determining a transform block size, and can improve image compression efficiency. The method includes: obtaining, according to image block information and a splitting manner of an image block, a parameter of a transform block corresponding to the image block; and obtaining a transform block size according to the parameter of the transform block and the splitting manner of the image block. ... Tsinghua University

Cellular network access method and apparatus

The present application discloses a cellular network access method and apparatus. An embodiment of the cellular network access method for a base station comprises: receiving, from a pair of d2d devices, a result of a spectrum detection which indicates a load level of a detected spectrum; selecting a cellular communication mode or a d2d communication mode based on the received result of the spectrum detection; and notifying the pair of d2d devices of the selected mode. ... Tsinghua University

Method for predicting depth map coding distortion of two-dimensional free viewpoint video

Disclosed is a method for predicting depth map coding distortion of a two-dimensional free viewpoint video, including: inputting sequences of texture maps and depth maps of two or more viewpoint stereoscopic videos; synthesizing a texture map of a first intermediate viewpoint of a current to-be-coded viewpoint and a first adjacent viewpoint, and synthesizing a texture map of a second intermediate viewpoint of the current to-be-coded viewpoint and a second adjacent viewpoint by using a view synthesis algorithm; recording a synthetic characteristic of each pixel according to the texture map and generating a distortion prediction weight; and calculating to obtain total distortion according to the synthetic characteristic and the distortion prediction weight.. . ... Tsinghua University

11/09/17 / #20170324078

Apparatus and method for making lithium iron phosphate

An apparatus and a method for making lithium iron phosphate are disclosed. The apparatus comprises a raw material system to provide a raw material mixed solution of raw materials of a hydrothermal reaction or a solvothermal reaction; a tubular reaction device to make the raw material mixed solution in a plug flowing and reacting state to obtain a reacted material; and a kettle reaction device to make the reacted material in a complete mixing and reacting state to obtain a product. ... Tsinghua University

11/09/17 / #20170323849

Adapter panel and manufacturing method and encapsulation structure thereof and bonding method for the adapter panel

Disclosed is an adapter panel and a method of manufacturing the same comprising a panel body having a first surface and an opposing second surface, wherein a through-hole in a frustrum shape is formed through the panel body and filled by a conical electrical conductor between the first and second surface. The conical electrical conductor has a plane end flush with the first surface and a tip end protruding from the second surface. ... Tsinghua University

11/09/17 / #20170323034

Particle etching or depositing evolutionary simulation method and device and computer readable medium

The present invention provides particle etching or depositing evolutionary simulation method and device. The method comprises: step 1. ... Tsinghua University

11/09/17 / #20170320738

Solvothermal apparatus for making lithium iron phosphate

A solvothermal apparatus for making lithium iron phosphate is disclosed. The solvothermal apparatus comprises a manufacture unit and a recycle unit. ... Tsinghua University

11/09/17 / #20170320737

Solvothermal method for making lithium iron phosphate

A solvothermal method for making a lithium iron phosphate is disclosed. The waste liquid of a solvothermal reaction is treated synthetically by flash evaporation and a centrifugal separation to separate the water, the organic solvent, and the lithium sulfate, which is a byproduct from each other. ... Tsinghua University

10/12/17 / #20170294118

Vehicle identification methods and systems

Disclosed is a vehicle identification method and system. The method includes: acquiring appearance information of an inspected vehicle; obtaining external features of the vehicle based on the appearance information; acquiring a transmission image of the vehicle and obtaining internal features of the vehicle from the transmission image; forming descriptions on the vehicle at least based on the external features and the internal features; and determining a vehicle model of the vehicle from a vehicle model databased by utilizing the descriptions. ... Tsinghua University

10/05/17 / #20170288261

Anode composite material, method for making the same, and lithium ion battery

An anode composite material includes an anode active material and a polymer composited with the anode active material. The polymer is obtained by polymerizing a maleimide type monomer with an organic diamine type compound. ... Tsinghua University

10/05/17 / #20170288229

Sulfur based cathode composite material and method for making the same

A method for making a sulfur based cathode composite material is disclosed. Polyacrylonitrile and elemental sulfur are dissolved together in a first solvent to form a first solution. ... Tsinghua University

10/05/17 / #20170288204

Method for making battery slurry

A method for making a battery slurry is disclosed. The method comprises providing a plurality of solid raw materials and at least one liquid raw material, the at least one liquid raw material is divided into a first part solvent and a second part solvent to be used; mixing the plurality of solid raw materials to obtain a dry powder; kneading the dry powder and the first part solvent to obtain a doughy mixture; and dispersing the doughy mixture to the second part solvent to obtain the battery slurry.. ... Tsinghua University

10/05/17 / #20170287792

General four-port on-wafer high frequency de-embedding method

The present invention provides a general four-port on-wafer high frequency de-embedding method. The method comprises: for each on-wafer de-embedding dummy, building a model considering the distributive nature of high frequency characteristics of the on-wafer de-embedding dummy; obtaining the intrinsic y-parameter admittance matrix of said n on-wafer de-embedding dummies by calculation or simulation by using said models; and solving the equation set which the corresponding measurement and calculation or simulation data of said on-wafer de-embedding dummies satisfy for the elements of the related admittance matrices of the parasitic four-port network to be stripped in de-embedding and model parameters of models on which said calculation or simulation is based.. ... Tsinghua University

10/05/17 / #20170285174

Receiver and receiving method for navigation signals

A receiver and a receiving method for receiving wideband binary-offset-carrier modulated signals. The receiver includes a tracking apparatus which includes an upper sideband processor operable to generate upper sideband correlations through correlating a local upper sideband replica against a received navigation signal, a lower sideband processor operable to generate lower sideband correlations through correlating a local lower sideband replica against the received navigation signal, and an estimator operable to determine a delay estimate based on the upper sideband correlations and the lower sideband correlations.. ... Tsinghua University

10/05/17 / #20170283524

Method for making sulfur based cathode composite material

A method for making a sulfur based cathode composite material is disclosed. Polyacrylonitrile and elemental sulfur are dissolved together in a first solvent to form a first solution. ... Tsinghua University

10/05/17 / #20170282134

Apparatus for making battery slurry

An apparatus for making a battery slurry is disclosed. The apparatus comprises a vacuum system providing a vacuum environment, a dry powder mixing device mixing a plurality of powdery materials uniformly to obtain a dry powder, a kneading device kneading the dry powder with the first part solvent to form a doughy mixture, and a high speed dispersing device dispersing the doughy mixture to the second part solvent to form the battery slurry. ... Tsinghua University

09/28/17 / #20170276733

Method for screening lithium ion battery

A method of screening a lithium ion battery is provided. A number of lithium ion batteries are galvanostatically discharged to a discharge cutoff voltage v0 at a first constant current i1. ... Tsinghua University

09/28/17 / #20170276732

Method for screening lithium ion battery

A method for screening a lithium ion battery is provided. A number of lithium ion batteries are galvanostatically discharged a to an inflection point voltage at an inflection point of a discharge curve at a first constant current i1. ... Tsinghua University

09/21/17 / #20170271658

Cathode composite material, lithium ion battery, and method for making the same

A method for making a cathode composite material is disclosed. In the method, a maleimide-based material is provided. ... Tsinghua University

09/14/17 / #20170263936

Lithium metal electrode, method for preparing the same, and lithium rechargeable battery using the same

A lithium metal electrode includes a lithium metal plate and a protective layer coated on a surface of the lithium metal plate. The protective layer includes an organic-inorganic hybrid polymer comprising a repeating unit. ... Tsinghua University

09/07/17 / #20170252802

Powder sintering device

A powder sintering device is disclosed. The powder sintering device includes a support unit, an actuator unit located on the support unit, a sintering unit, and a reaction unit. ... Tsinghua University

08/31/17 / #20170246458

Variable frequency stimulation therapy method

The disclosure relates to an electrical stimulation therapy method. The method includes applying a variable frequency stimulation pulse to target nerve tissue of the patient suffering from dysfunction of a nerve circuit in the brain selected from the group consisting of motor circuit, associative circuit and limbic circuit, wherein the variable frequency stimulation pulse comprises at least two kinds of electrical stimulation pulse trains at different frequencies; and each of the at least two kinds of alternate electrical stimulation pulse trains in each of the plurality of pulse train periods has a duration in a range from about 0.1 seconds to about 60 minutes. ... Tsinghua University

08/17/17 / #20170233703

Genetic indicator and control system and method utilizing split cas9/crispr domains for transcriptional control in eukaryotic cell lines

While genetic engineering has undergone rapid advancement with the discovery of crispr/cas9, there is room for improvement for genetic circuit control, precision (reducing circuit ‘leakiness’) and delivery into living systems. The claimed invention offers programmable and precise regulation of dcas9 functions in response to multiple molecular signals by using synthetic gene circuits, greatly expanding applications. ... Tsinghua University

08/17/17 / #20170232478

Automatic weighing and sorting apparatus for battery electrode sheets

An automatic weighing and sorting apparatus for battery electrode sheets is provided. The automatic weighing and sorting apparatus includes a conveying device, a weighing device, and a sorting device. ... Tsinghua University

08/10/17 / #20170229710

Anode electrode material and lithium ion battery using the same

An anode binder, a cathode electrode material, and a lithium ion battery are disclosed. The anode binder includes a polymer obtained by polymerizing a dianhydride monomer with a diamine monomer. ... Tsinghua University

08/10/17 / #20170226291

Electrode binder, cathode electrode material and lithium ion battery

An electrode binder, a cathode electrode material, and a lithium ion battery are disclosed. The electrode binder includes a polymer obtained by polymerizing a dianhydride monomer with a diamine monomer. ... Tsinghua University

08/03/17 / #20170223378

Intra-frame pixel prediction method, encoding method and decoding method, and device thereof

Provided are an intra-frame pixel prediction method, encoding method and decoding method, and an intra-frame pixel prediction device. The intra-frame pixel prediction method comprises: defining a target template of a pixel to be predicted currently; comparing the target template with candidate templates in a search region of the frame, and determining, from the candidate templates, at least one matching template matching the target template; and based on the at least one matching template, determining a prediction value of the pixel to be predicted currently. ... Tsinghua University

08/03/17 / #20170220521

Method and device for estimating state of power system

A method and a device for estimating a state of a power system are provided. The method includes: dividing the power system into a plurality of sub-systems; establishing a first linear model of the power system for a first stage; solving the first linear model by an alternating direction multiplier method to obtain the intermediate state variables of each sub-system; performing a nonlinear transformation at a second stage on the intermediate state variables to obtain intermediate measured values; establishing a second linear model of the power system for a third stage according to the intermediate measured values; and solving the third linear model by the alternating direction multiplier method to obtain the final state variables of each sub-system.. ... Tsinghua University

08/03/17 / #20170219524

Method for tracing distribution of moving ions in ion mobility spectrometer

A method for tracing a distribution of moving ions in an ion mobility spectrometer is provided, including steps: first selecting a sample having light-emitting characteristics as a tracing sample; subsequently, ionizing the tracing sample by using an ionization source, and feeding ions of the tracing sample to a drift lube of the ion mobility spectrometer; using a plate to collect the ions at a to-be-detected cross section; and finally processing the ions collected on the plate by using an appropriate means, thereby enabling the ions to emit light, and displaying a distribution view of movement positions of the ions on the to-be-detected cross section. By combining a light-emitting tracing means and movements of charged ions in an ion mobility spectrometer, it is able to master a position distribution of the charged ions in the ion mobility spectrometer more intuitively and practically.. ... Tsinghua University

08/03/17 / #20170215969

Human organ movement monitoring method, surgical navigation system and computer readable medium

The present disclosure provides a human organ movement monitoring method for monitoring human organ movement in a surgical process in real time and a surgical navigation system. The human organ movement monitoring method includes: obtaining first position and orientation of movement monitoring tools in an image coordinate system identified from a preoperative three-dimensional medical image; determining second position and orientation of the movement monitoring tools in a positioning coordinate system in the surgery in real time; calculating an optimal coordinate transformation relation between the positioning coordinate system and the image coordinate system in real time based on the first position and orientation of the movement monitoring tools in the image coordinate system and the second position and orientation thereof in the positioning coordinate system, and calculating overall errors of coordinate transformation of the movement monitoring tools from the positioning coordinate system to the image coordinate system based on the optimal coordinate transformation relation; and evaluating movement degree of a human organ at various moments relative to a preoperative scanning moment based on the real-time determined overall errors of coordinate transformation of the movement monitoring tools at the various moments.. ... Tsinghua University

07/27/17 / #20170214048

Lithium ion battery

A lithium ion battery includes an anode electrode, an electrolyte, a separator, and a cathode electrode. The cathode electrode includes a cathode active material, a conducting agent, and a cathode binder. ... Tsinghua University

07/27/17 / #20170214046

Anode electrode material and lithium ion battery using the same

An anode binder includes a polymer obtained by polymerizing a maleimide type monomer with an organic diamine type compound. A lithium ion battery includes an anode electrode, an electrolyte, a separator, and an anode electrode. ... Tsinghua University

07/27/17 / #20170214043

Method for carbon coating on electrode active material of lithium ion battery

A method for carbon coating on an electrode active material of a lithium ion battery is disclosed. The method comprises mixing a plurality of electrode active material particles, a carbon source, and a first solvent to obtain a first mixture liquid; heating the first mixture liquid at a temperature from about 130° c. ... Tsinghua University

07/27/17 / #20170214040

Method for preparing sulfur-based cathode material

A method for preparing sulfur-based cathode material is disclosed. First, polyacrylonitrile and sulfur according to a proportion are dissolved in a first solvent at a first temperature to obtain a first solution. ... Tsinghua University

07/27/17 / #20170214039

Method for carbon coating on electrode active material of lithium ion battery

A method for carbon coating on an electrode active material of a lithium ion battery is disclosed. The method comprises carrying out a liquid phase reaction of an electrode active material precursor in a first solvent, thereby obtaining a first mixture liquid comprising the first solvent, and a plurality of electrode active material particles dispersed in the first solvent; adding a carbon source into the first mixture liquid, thereby obtaining a second mixture liquid; drying the second mixture liquid, thereby obtaining a plurality of carbon source coated electrode active material particles; and sintering the plurality of carbon source coated electrode active material particles, thereby obtaining a plurality of carbon coated electrode active material particles.. ... Tsinghua University

07/27/17 / #20170211550

Combined power generation system based on geothermal energy and solar energy and power generation method thereof

A combined power generation system based on geothermal energy and solar energy and a power generation method thereof are provided. The system includes: at least three injection wells; at least three production wells; at least three connected paths in a reservoir connected with gas outlets of the at least three injection wells and gas inlets of the at least three production wells; at least three geothermal turbines having gas inlets connected with gas outlets of the at least three production wells; a gas cooler; a first regenerator having a high-pressure gas inlet connected with a gas outlet of the upmost production well; a second regenerator having a high-pressure gas inlet connected with one geothermal turbine; a solar receiver having a gas inlet connected with the second regenerator; and a solar turbine having a gas inlet connected with the solar receiver and a gas outlet connected with the second regenerator.. ... Tsinghua University

07/13/17 / #20170201582

Cross-protocol distributed cloud storage system and data management method based on operation control unit

The present invention discloses a cross-protocol distributed cloud storage system based on a network node operation control unit. The distributed cloud storage system includes a plurality of network nodes, each of which includes an operation control unit that directly interacts with a data link layer, the operation control unit including a file unit, a network information management unit and a resource scheduling unit, wherein the file unit is used to mange and store file information of the network node where it is located; the network information management unit is used to interact with the data link layer so as to perform link scheduling for delivering the information between the network nodes, and to update data between the nodes; the resource scheduling unit is used to allocate and schedule hardware or network resources for the network information management unit and the file unit for implementing functions thereof.. ... Tsinghua University

07/13/17 / #20170201398

Electronic device, method and computer-readable medium for sensing spectrum usage in a cognitive radio communication system

The disclosure provides an electronic device, a method and computer-readable medium. The electronic device includes a circuitry. ... Tsinghua University

07/06/17 / #20170195406

Distributed network node operation system based on operation control unit

A distributed network node operation system based on an operation control unit. The operation system operates on a network node and interacts with a data link layer, and includes: an application interface unit, a network information management unit, a file unit, a task scheduling unit and a device drive management unit. ... Tsinghua University

06/29/17 / #20170187766

Hybrid network system, communication method and network node

A hybrid network system, a communication method and a network node are provided. The hybrid network system includes a combined network system architecture of a point-to-point network and a broadcast network, the point-to-point network is provided with a plurality of point-to-point channels, and each network node can send a message to a corresponding network node or receive the message from the corresponding network node through the point-to-point channel; the broadcast network is provided with a plurality of broadcast channels, and each broadcast channel can only have one sender at most at the same time, but can have a plurality of receivers; at least a part of network nodes have the capability of sending messages to be broadcast, at least a part of network nodes have the capability of receiving the broadcast messages, and at least some network nodes are configured to select the broadcast network or the point-to-point network at least according to communication tasks to be executed per se to complete the communication tasks to be executed. ... Tsinghua University

06/29/17 / #20170182501

Centrifugal separation apparatus

A centrifugal separation apparatus is disclosed. The centrifugal separation apparatus comprises a rotary drum, wherein an inlet opening and an outlet opening are respectively defined on opposite ends of the rotary drum along a central axis of the rotary drum. ... Tsinghua University

06/29/17 / #20170182458

Apparatus and method for absorbing and mineralizing carbon dioxide

The present invention relates to an apparatus for absorbing and mineralizing carbon dioxide comprising a reactor and a three-phase separator, in which said reactor comprises a tower body and a draft tube disposed inside the tower body, a liquid inlet pipe and a gas intake pipe being disposed on the tower body, the outlet ends of the liquid inlet pipe and the gas intake pipe both being located inside the draft tube; and the three-phase separator is disposed at the upper end of the reactor, and a method therefor. The arrangement of draft tube inside the reactor of the present invention, enhances gas-liquid-solid mixing state because of the flow with airlift loop flow inside the reactor, accelerates the dissolution rate of solid alkali solute and thus may increase absorption reaction rate and absorptivity; the integration of three-phase separator in the reaction apparatus may isolate carbonate by settling while reacting, reduce solid content of the solution, while reducing the circulation of water between absorption and separation units, improve process performance, reduce process energy consumption; carbonate particles generated can be controlled better, thus a higher settling efficiency can be obtained.. ... Tsinghua University

06/22/17 / #20170179529

Safe additive, electrolyte and lithium ion battery using the same

A safe additive for a lithium ion battery is disclosed. The safe additive comprises a maleimide type monomer and an enediyne type compound. ... Tsinghua University

06/22/17 / #20170178720

Random access memory and operation methods

The present disclosure provides a random access memory. The random access memory includes: two identical memory cell arrays, a data write circuit and a data read circuit. ... Tsinghua University

06/15/17 / #20170170928

Signal detecting method and device

A signal detecting method and device are disclosed. The method includes: obtaining a matched filtering signal; determining a filtering matrix; decomposing the filtering matrix to obtain a principal diagonal matrix and a non-principal diagonal matrix; obtaining a parameter matrix and a parameter vector according to the principal diagonal matrix, the non-principal diagonal matrix, and the matched filtering signal; obtaining an iterative parameter and an iterative initial value according to the parameter matrix and the parameter vector; and performing an iterative calculation according to the iterative parameter and the iterative initial value; if the number of iterations reaches a preset number, obtaining an iterative final value, and obtaining an input of a decoder according to the iterative final value. ... Tsinghua University

06/15/17 / #20170170669

Method for managing capacity of lithium ion battery

A method for managing capacity of lithium ion battery is disclosed. A warning capacity d or c is preset for a discharge process or a charge process. ... Tsinghua University

06/15/17 / #20170170457

Powder sintering system

A powder sintering system is disclosed. The powder sintering system includes a furnace body, a first dispersing device, a second dispersing device, and a heating device. ... Tsinghua University

06/15/17 / #20170170440

Method for making composite separator

A method for making a composite separator is disclosed. In the method, a liquid dispersion of single ion nanoconductors is prepared. ... Tsinghua University

06/15/17 / #20170167791

Powder sintering system

A powder sintering system is disclosed. The powder sintering system includes a furnace body, at least one first dispersing device, at least one second dispersing device, a heating device, and a gas introducing device. ... Tsinghua University

06/15/17 / #20170166677

Method for making single ion nanoconductor

A method for making a single ion nanoconductor is disclosed. In the method, a solution of nano sol is formed through a hydrolysis reaction. ... Tsinghua University

06/15/17 / #20170164830

Eye imaging device and method of use

In one aspect, disclosed herein are devices, systems, and methods for assessing human health states based on non-shadow imaging of sclera, or whites, of one or both eyes. In one aspect, the device is an on-body device. ... Tsinghua University

06/08/17 / #20170163745

Method and apparatus for deploying edge servers

A method and apparatus for deploying edge servers are provided. The method includes: obtaining ip addresses of target users for the edge server to be deployed; mapping the ip addresses of the target users into a virtual geometric space; clustering the target users based on coordinates of the target users in the virtual geometric space, to obtain a plurality of user groups; and determining locations of the edge servers corresponding to the plurality of user groups based on the coordinates of the target users in the plurality of user groups.. ... Tsinghua University

06/08/17 / #20170162870

Cathode composite material, lithium ion battery using the same and method for making the same

A method for making a cathode composite material is disclosed. The method comprises: providing a maleimide type material, wherein the maleimide type material is selected from the group consisting of a maleimide type monomer, a polymer formed from the maleimide type monomer, and combinations thereof; mixing the maleimide type material with a cathode active material uniformly to form a mixture; heating the mixture at a temperature of about 200° c. ... Tsinghua University

06/08/17 / #20170160225

Method for producing oxygen sensor

A production method for producing an oxygen sensor, includes spinning a precursor consisting of a salt of at least one metal chosen from sc, y, la, ce, pr, nd, sm, gd, dy, ho, yb, sr, ba, mn, co, mg, and ga, a solvent, and a macromolecular polymer to produce nanofibers of the precursor containing the salt of the metal. The method further includes calcining the nanofibers of the precursor at a temperature ranging from 550° c. ... Tsinghua University

06/08/17 / #20170160184

Apparatus and method to measure a molecular diffusion coefficient in a porous powder

An apparatus and method for measuring molecular diffusivity in porous powders or minerals, e.g., the microporous synthetic minerals used for gas separation and chemical catalysis, were invented that allows a varying pressure in the gas around the powder during the measurement. This obviates the need for the pressure to be constant and the attendant complicated component parts. ... Tsinghua University

06/01/17 / #20170155128

Cathode composite material and lithium ion battery using the same

A cathode composite material is disclosed. The cathode composite material comprises a cathode active material and a maleimide type monomer composed with the cathode active material. ... Tsinghua University

05/18/17 / #20170142414

Method and device for video coding and decoding

A method and device for coding and decoding are disclosed. The method includes: dividing a picture to be encoded into several slices, each containing macroblocks continuous in a designated scanning sequence in the picture; dividing slices in the picture into one or more slice sets according to attribute information of the slices, each slice set containing one or more slices; and encoding the slices in the slice sets according to slice and slice set division information to get a coded bit stream of the picture. ... Tsinghua University

05/11/17 / #20170133851

Method and device for controlling active distribution network

The present disclosure provides a method and a device for controlling an active distribution network, relating to the field of power system operation and control technology. The method includes: creating a power loss objective function; determining first power flow equations; obtaining second power flow equations by performing linearization on the first power flow equations; determining a sub-scale adjustment model of a transformer; obtaining a linearized model of the transformer by performing linearization on the sub-scale adjustment model; obtaining control parameters by solving the power loss objective function according to the second power flow equations, the linearized model of the transformer, an operation constraint of the continuous reactive power compensator, an operation constraint of the grouping switching capacitor, an operation constraint of the distributed generator and a safety operation constraint in the active distribution network, such that the active distribution network is controlled by the obtained parameters to minimize power loss.. ... Tsinghua University

05/11/17 / #20170131037

Combined heating power and cooling apparatus with energy storage type adapted to an active distribution network and its method

The application relates to an combined heating power and cooling apparatus with energy storage for an active distribution network and its operating method. The apparatus is comprised of a generation apparatus, a generator, a waste heat recovering and absorbing heat pump, a high temperature flue gas-water heat exchanger, a medium temperature flue gas-water heat exchanger, a low temperature flue gas-water heat exchanger, a energy storing electric heat pump, a high temperature energy storing canister, a low temperature energy storing canister, a cooling tower a number of circulating water pumps and a number of valves. ... Tsinghua University

04/27/17 / #20170117590

Cathode composite material, lithium ion battery using the same and method for making the same

A cathode composite material is disclosed. The cathode composite material comprises a cathode active material and a polymer composed with the cathode active material. ... Tsinghua University

04/27/17 / #20170117584

Additive, electrolyte and lithium ion battery using the same

An additive for a lithium ion battery is disclosed. The additive is a polymer obtained by polymerizing a maleimide type monomer with an organic diamine type compound. ... Tsinghua University

04/20/17 / #20170108422

High-speed rheometer

A high-speed rheometer includes a base, a driving device disposed on the base, a lower sample assembly connected with the driving device, an upper sample assembly disposed above the lower sample assembly, a torsion bar disposed on the upper sample assembly and being torsional upon the rotation of the upper sample assembly, and an optical torque measuring assembly. The lower sample assembly is rotatable under the driving of the driving device, and the upper sample assembly is rotatable under the driving of the fluid. ... Tsinghua University

04/13/17 / #20170104998

Method and apparatus for coding matrix and method and apparatus for decoding matrix

The present disclosure provides a method and an apparatus for coding or decoding a matrix, includes: dividing a matrix into layers according to a preset quantity of divided layers, and grouping matrix elements into different layers; performing, according to a determined layer number of a highest layer to be coded and in an order of layers one by one, coding processing on matrix elements at each layer to be coded; for a layer having a layer number less than or equal to the layer number of the highest layer to be coded, writing residual data between an original matrix element value corresponding to the layer and a corresponding matrix element predicted value into a bit stream; for a layer having a layer number greater than the layer number of the highest layer to be coded, writing no coded data of the layer into the bit stream.. . ... Tsinghua University

04/06/17 / #20170095818

Integrated microfluidic device for target amplification and microarray detection

In one aspect, the present disclosure provides an integrated microfluidic device for nucleic acid amplification and microarray detection. In one aspect, the device comprises: (1) a microchip configured to process reagents, comprising a plurality of reservoirs, channels, valves, and/or fluid interfaces; (2) an amplification chamber for pcr, carried out in a detachable tube assembled on the microchip through a joint; and (3) a microarray chamber comprising a microarray and a reaction chamber. ... Tsinghua University

03/30/17 / #20170091018

Method and apparatus for optimizing recovery of single-disk failure

The present invention discloses a method for optimizing recovery of a single-disk failure, including the following steps: obtaining, according to current load information, an amount of data expected to be read and an allowed number of iterations; obtaining a recovery optimization policy for failed data in each single stripe, and combining an initial recovery policy for multiple stripes; and further optimizing the initial recovery policy by using a greedy algorithm based on tabu search, subject to the amount of data expected to be read and the allowed number of iterations, to finally obtain an optimal recovery policy with a smallest quantity of seeks. The optimization method of the present invention reduces the amount of data to be read and the quantity of seek operations, and improves the efficiency of recovering a single-disk failure. ... Tsinghua University

03/30/17 / #20170088430

Application of silicon dioxide aerogel as nano-drug carrying system in pharmacy

The invention relates to an application of silicon dioxide aerogel as a nano-drug carrying system in pharmacy. The silicon dioxide aerogel has a nanosized drug carrying hole structure, and is a nanosized pharmaceutical excipient capable of realizing a physical drug carrying scale below 100 nm.. ... Tsinghua University

03/23/17 / #20170083648

Fast model generating and solving method for security-constrained power system operation simulation

The present disclosure provides a fast model generating and solving method for security-constrained power system operation simulation, which includes: obtaining information of all branches and nodes which are involved during operation simulation time period, calculating original-node impedance matrix, load shifting distribution factor original matrix and generator shifting distribution factor original matrix of all involved branches; correcting the load shifting distribution factor original matrix and the generator shifting distribution factor original matrix according to the on-off state of branches; obtaining output of each generator unit at each time period according to no-security-constraint unit commitment model, and determining overload of each branch again; solving iteratively until no branch is overloaded, and obtaining output of each generator unit at each time period under security constraint of operation simulation for the current simulation day, performing operating simulation for the rest simulation days to obtain security-constraint operation simulation result for the whole year.. . ... Tsinghua University

03/23/17 / #20170083236

Method and apparatus for multiple accesses in memory and storage system

Provided are a method for multiple accesses in a memory, an apparatus supporting multiple accesses in the memory and a storage system. The method comprises: receiving a number n of addresses in the memory, wherein n is an integer larger than 1 and the number n of addresses are discontinuous (110); performing a preset operation according to the number n of addresses (120); and outputting the result of the operation (130). ... Tsinghua University

03/16/17 / #20170077477

Polyolefin composite separator, method for making the same, and lithium ion battery using the same

A method for making a polyolefin composite separator is disclosed. Methyl methacrylate and γ-(triethoxysilyl) propyl methacrylate are polymerized to form a copolymer. ... Tsinghua University

03/16/17 / #20170077473

Polyolefin composite separator, method for making the same, and lithium ion battery using the same

A method for making a polyolefin composite separator is disclosed. Methyl methacrylate and γ-(triethoxysilyl)propyl methacrylate are polymerized to form a copolymer. ... Tsinghua University

03/09/17 / #20170070044

Robust restoration method for active distribution network

The present disclosure provides a robust restoration method for an active distribution network, which can be used under uncertain environment. For uncertain factors in the power restoration, the robust restoration method creates polyhedral uncertainty sets of the load demands and the distribution generation outputs and presents a two-stage robust restoration optimization model to obtain switching decisions under the worst-case fluctuation scenarios, thereby maximizing the restored power, while satisfying constraints and uncertainty budget. ... Tsinghua University

03/09/17 / #20170068003

Safety inspection detector and goods safety inspection system

The invention discloses a safety inspection detector and a goods safety inspection system. The safety inspection detector at least comprises a circuit board, a first housing, a second housing, a detection module and a connecting interface. ... Tsinghua University

02/23/17 / #20170054263

Method for making implantable lead

A method for making an implantable lead is related. A pipe is provided. ... Tsinghua University

02/23/17 / #20170052818

Method and device for generating configuration information of dynamic reconfigurable processor

Provided is a method for generating configuration information of a dynamic reconfigurable processor. The dynamic reconfigurable processor includes a processing unit array, and the processing unit array includes a plurality of processing units. ... Tsinghua University

02/23/17 / #20170052786

Reconfigurable processor and conditional execution method for the same

A reconfigurable processor and a conditional execution method for the same are provided. The reconfigurable processor includes: a routing unit, configured to assign a conditional judgment statement and a conditional execution statement to process the conditional judgment statement and the conditional execution statement in parallel; a first arithmetic logic unit, configured to process the conditional judgment statement according to an assignment of the routing unit to obtain a single-bit signal; a second arithmetic logic unit, configured to: process the conditional execution statement according to the assignment of the routing unit to obtain a conditional execution result; receive the single-bit signal; and control an output of the conditional execution result according to the single-bit signal. ... Tsinghua University

02/16/17 / #20170046130

Method and apparatus for generating source-independent quantum random number

A method and an apparatus for generating a source-independent quantum random number are disclosed. The method includes: receiving by a receiver a photon signal sent by a source and converting by the receiver a multi-photon signal contained in the photon signal into a single-photon signal equivalent to the multi-photon signal; modulating a single-photon signal in an x basis or a z basis, and performing a projection measurement on the x basis or the z basis randomly; calculating an error rate of the source according to a measurement result of the z basis; obtaining a partially random binary string according to a measurement result of the x basis; and obtaining and processing a minimal entropy of the partially random binary string so as to obtain a completely random binary string.. ... Tsinghua University

02/16/17 / #20170042939

Nkt-like cell subpopulation and method of using the same in the treatment of tumor

The disclosure discloses a kind of new nkt-like cell subpopulation, a therapeutical composition comprising the nkt-like cell subpopulation, and the medical use thereof. The disclosure also provides a preparation method of the nkt-like cell subpopulation. ... Tsinghua University

02/09/17 / #20170040611

Method for making cathode active material of lithium ion battery

A method for making a cathode active material of a lithium ion battery is disclosed. In the method, limpo4 particles and linpo4 particles are provided. ... Tsinghua University

02/09/17 / #20170040596

Methods for making lithium manganese phosphate and lithium manganese phosphate/carbon composite material

A method for making lithium manganese phosphate is disclosed. A divalent manganese source, a lithium source and a phosphate source are mixed and dissolved in a solvothermal reaction medium to form a mixed solution. ... Tsinghua University

01/26/17 / #20170025727

Double-layer planar phase modulation device

The present disclosure provides a double-layer planar phase modulation device. The double-layer planar phase modulation device includes an upper patch; and a lower patch, disposed opposite to the upper patch, in which a shape of the lower patch is similar to that of the upper patch, and the lower patch is electrically connected with the upper patch.. ... Tsinghua University

01/26/17 / #20170024324

Method for distributed transaction processing in flash memory

The present invention discloses a method for distributed transaction processing in a flash memory, including the following steps: s1. Performing two-phase commit on a transaction, removing a state log record of a two-phase commit protocol, and internalizing as an operation on flash memory metadata in a transaction interface; s2. ... Tsinghua University

01/26/17 / #20170020489

Ultrasound fusion imaging method and ultrasound fusion imaging navigation system

The present application relates to an ultrasound fusion imaging method and an ultrasound fusion image navigation system. The ultrasound fusion imaging method includes a selection step, a registration step and a fusion step. ... Tsinghua University

01/19/17 / #20170016809

Iced conductor sleet jump simulation testing method

An iced conductor sleet jump simulation testing method is disclosed, where after an initial tension of a conductor and an initial displacement of the conductor in a static state are obtained by using a combination of a given meteorological condition and a typical meteorological condition, displacement and tension states of the conductor in a dynamic state at each discrete moment can be accurately and reliably predicted until a specific time arrives.. . ... Tsinghua University

01/19/17 / #20170014818

Multi-index detection microfluidic chip and methods of use

A multi-index detection microfluidic chip is provided. A bottom plate (1) and a cover plate (2) that matches the bottom plate (1) and seals it are provided in the microfluidic chip. ... Tsinghua University

01/12/17 / #20170009342

Pedestal and method for controlling the same, tray, and process chamber

A pedestal and a method for controlling the same, a tray, and a process chamber are provided. The pedestal comprises: a barrier (12), defining a plurality of areas, in which the plurality of areas are electrically insulated and thermally insulated from each other; a plurality of subbases (11), disposed in the plurality of areas respectively; and a control device, configured for controlling a temperature and/or a power of each subbase (11).. ... Tsinghua University

01/05/17 / #20170005022

Packaging structure, packaging method and template used in packaging method

Disclosed are a packaging structure, a packaging method and a template used in packaging method. The packaging structure comprises: a substrate; a chip mounted on the substrate; bonding wires for electrically connecting the substrate to the chip; and a protective layer which is formed on the substrate and is used for covering the chip, the bonding wires and bonding pads connected to the bonding wires, the size of the protective layer being smaller than that of the substrate. ... Tsinghua University

01/05/17 / #20170001891

Activating agent for treatment of radioactive wastewater and method using the same for radioactive wastewater treatment

An activating agent for the treatment of radioactive wastewater. The activating agent is prepared by dissolving a mixture of inorganic salts including ca2+, na+, sr2+, zn2+, mg2+, fe2+ and k+ in pure water having an electrical resistivity greater than 0.5 mΩ·cm to yield a solution. ... Tsinghua University








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