Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

134results about How to "Improve data processing speed" patented technology

On-demand image delivery server, image resource database, client terminal, and method of displaying retrieval result

On-demand image delivery server delivering designated image data based on a request from a client terminal with one or a plurality of retrieval items as a retrieval condition inputted from the client terminal, made up by a retrieval function portion, which retrieves one or a plurality of image resource databases, and a retrieval result displaying function portion, which displays on the screen of the client terminal for confirmation of contents of image data subject to delivery, simplified image data of the image data matching a retrieval condition and / or data regarding attached contents-related information.
Owner:SONY CORP

Methods and systems for data management using multiple selection criteria

Systems and methods for data management and data processing are provided. Embodiments may include systems and methods relating to fast data selection with reasonably high quality results, and may include a faster data selection function and a slower data selection function. Various embodiments may include systems and methods relating to data hashing and / or data redundancy identification and elimination for a data set or a string of data. Embodiments may include a first selection function is used to pre-select boundary points or data blocks / windows from a data set or data stream and a second selection function is used to refine the boundary points or data blocks / windows. The second selection function may be better at determining the best places for boundary points or data blocks / windows in the data set or data stream. In various embodiments, data may be processed by a first faster hash function and slower more discriminating second hash function.
Owner:NEC CORP

Automatic pilot for aircraft

This invention discloses one automatic driving meter applied in aviator, which comprises first and second microprocessors, several sensors position sensor group, GPS receiver, gas sensor, upper and down communication interfaces. The first microprocessor has aviator control module and the second microprocessor has position computation module to compute aviator position information. The second microprocessor is connected to the first microprocessor through inner data bus in driver room. Outer circuit to convert into digital signals through second A / D converter to the second microprocessor processes the position sensor group measurement signals.
Owner:TSINGHUA UNIV

Neural network processing system using semiconductor memories

The neural network processing system according to the present invention includes a memory circuit for storing neuron output values, connection weights, the desired values of outputs, and data necessary for learning; an input / output circuit for writing or reading data in or out of said memory circuit; a processing circuit for performing a processing for determining the neuron outputs such as the product, sum and nonlinear conversion of the data stored in said memory circuit, a comparison of the output value and its desired value, and a processing necessary for learning; and a control circuit for controlling the operations of said memory circuit, said input / output circuit and said processing circuit.
Owner:RENESAS ELECTRONICS CORP

Apparatus and method for cluster based opportunistic power control in wireless communication system

An apparatus and a method for a cluster-based power control at a macro base station in a wireless communication system are provided. The method includes broadcasting an interference allowance value determined based on a predefined aggregate interference to a femto cell, updating the interference allowance value with consideration of a channel activity for each femto cell group on a cluster basis, and when detecting a change in an aggregate interference generated due to femto cell power allocation, repeating determination of an interference allowance value so that a Quality of Service (QoS) of a macro cell user is met, and broadcasting the interference allowance value to a femto cell.
Owner:SAMSUNG ELECTRONICS CO LTD +1

Touch display screen frame and system based on infrared videography, and its computing method

An embodiment of the invention discloses a touch display screen frame, system and calculating method based on infrared image pick-up; the system comprises a computer, a touch display screen, and an infrared image pick-up device and a control circuit board installed on the touch display screen frame, wherein the infrared image pick-up device comprises two high-resolution infrared cameras respectively at two ipsilateral angles of one rim of the touch display screen, infrared transmitting tubes installed at the tops or sides of the infrared cameras, and infrared refractive strips installed at the inner sides of the other three rims of the touch display screen; the four rims of the touch display screen are movably connected, and can be disassembled or folded from the touch display screen; the touch display screen frame can be independently and flexible configured, and the touch system can improve system resolution factor and computational accuracy of touch recognition point coordinates.
Owner:GUANGZHOU SHIYUAN ELECTRONICS CO LTD

Plotting-type independent module dynamic trajectory reversing aid system and method thereof

The invention discloses a plotting-type independent module dynamic trajectory reversing aid system and a method thereof. The system comprises a rear view camera, a data processing unit, a control unit, an operating system unit, a display screen, an angle information acquisition unit and a timing trigger unit, wherein the angle information acquisition unit is used for acquiring the angle information when a steering wheel rotates; the timing trigger unit is used for providing timing trigger signals to the data processing unit; the data processing unit is used for mapping ground reversing coordinates of an actual vehicle to be reversing trajectory coordinates on the display screen in combination with the steering wheel angle information; and the operating system unit is used for being connected with multiple groups of screen trajectory coordinates to form a real-time dynamic reversing trajectory line. Compared with the traditional method of reading the pre-stored trajectory image, more realistic and more reliable reversing aid information can be provided for a driver; and in addition, the independent data processing unit is adopted, the control unit is freed, and the control performance and the operating speed are improved.
Owner:HUIZHOU DESAY SV AUTOMOTIVE

Data processor and graphic data processing device

An object of the present invention is to improve efficiency of transfer of control information, graphic data, and the like for drawing and display control in a graphic data processor. A graphic data processor includes: a CPU; a first bus coupled to the CPU; a DMAC for controlling a data transfer using the first bus; a bus bridge circuit for transmitting / receiving data to / from the first bus; a three-dimensional graphics module for receiving a command from the CPU via the first bus and performing a three-dimensional graphic process; a second bus coupled to the bus bridge circuit and a plurality of first circuit modules; a third bus coupled to the bus bridge circuit and second circuit modules; and a memory interface circuit coupled to the first and second buses and the three-dimensional graphic module and connectable to an external memory, wherein the bus bridge circuit can control a direct memory access transfer between an external circuit and the second bus.
Owner:RENESAS ELECTRONICS CORP

Near-field source arrival angle estimation method based on neural network

A near-field source arrival angle estimation method based on a neural network comprises the steps that sampling data generated by K signals in a training interval are received by an array to calculatethe receiving data of the array, the signals are integrally rotated to acquire a next group of receiving data until the training interval is traversed; the covariance matrix of all groups of receiving data is established; a training data set is established through the covariance matrix and the arrival angles of the signals; the neural network is trained through the training data set; testing dataare calculated by sampling data generated by testing signals in testing angle intervals in the training interval are received by a sensor array, after one group of testing data are acquired, the signals are rotated to acquire the next group of testing data, the covariance matrix of all the groups of testing data is established, and normalization is conducted to obtain a normalized data covariancematrix; and the data of the normalized data covariance matrix are input into the neural network to calculate the arrival angle estimated value of the testing signals.
Owner:XIDIAN UNIV +1

Method for increasing the data processing capability of a computer system

A method for dynamically increasing the data processing capability of a computer system is provided. The computer system comprises a processor, a memory and a chipset. The data processing capability of the computer system is classified into a predetermined number of performance enhancing modes. At least one performance enhancing mode transition condition is checked to determine whether to automatically raise the performance enhancing mode of the computer system. The processor is suspended from using the processor bus during the transition of the performance enhancing mode of the computer system. The performance enhancing mode of the computer system is raised by increasing a first working frequency of the processor, a second working frequency of the processor bus and a third working frequency of the memory. The data processing rate of the computer system is further increased when the performance enhancing mode of the computer system is further raised.
Owner:VIA TECH INC

Information processor, method for controlling cache flash, and information processing controller

An information processor, a method for controlling cache flush, and an information processing controller that increases the data processing speed by efficiently performing cache flushing on a cache memory. A CPU includes a load / store unit and a flush control unit. The CPU controls data stored in a cache through a cache controller. When detecting an “.f” signal, the flush control unit waits until a single cache line is accessed. When determining that a single cache line has been accessed, the flush control unit issues a cache flush instruction to a cache controller.
Owner:FREESCALE SEMICON INC

Blockchain data consensus processing method and system, storage medium and electronic device

PendingCN109347917AAvoid long consensus processing timesReduce time for consensus processingFinanceEncryption apparatus with shift registers/memoriesBlockchainMechanism based
The disclosure relates to a blockchain data consensus processing method and system, a storage medium and an electronic device. The method comprises the following steps: a blockchain node determines adata exchange format of transaction data after receiving the transaction data; the blockchain node determines a corresponding consensus algorithm according to the determined data exchange format and from a mapping relationship between different preset data exchange formats and the consensus algorithm and selects other blockchain nodes that provide a consensus mechanism based on the consensus algorithm; and the blockchain node sends the transaction data to the other selected blockchain nodes for consensus processing. The blockchain data consensus processing method and system, the storage mediumand the electronic device in the disclosure can improve the blockchain data consensus processing efficiency.
Owner:沃杰(北京)科技有限公司

Double DSP built-in control system for visual feedback during soldering process

InactiveCN101256399AReduce system size and system architecture complexityImprove accessibilityComputer controlSimulator controlQuality controlLoop control
The invention discloses a double DSP embedded type welding process visual feedback control system for welding seam tracking and welding quality control in welding automation, comprising a DSP image processing module, a DSP feedback control module, a power and reset module, a visual interface module, an analog video coding module and a USB control module. The DSP image processing module extracts the eigenvalues of a welding region image transmitted from the video interface module and transmits to the DSP feedback control module, the DSP feedback control module outputs corresponding signals according to the eigenvalues, and finishes close-loop control of welding seam tracking and welding quality. By this invention, welding seam tracking and welding seam shaping control can be carried out without a host computer.
Owner:TSINGHUA UNIV +1

Two-way mass center tracking imaging method and device

The invention discloses a dual-line center-of-mass following imaging method. When in treatment of a whole spot image, gray values of the current two lines of pixels are simultaneously read at each time, the gray values of the two lines of the pixels are simultaneously compared with a preset threshold, when at least one of the two lines of the pixels is larger than the threshold, the dual-line data labeling, the dual-line data merging and the dual-line data accumulation processes are implemented till the completion of the treatment of the whole spot image, and the obtained coordinates of the center-of-mass of the spot image are output. The invention further simultaneously discloses a dual-line center-of-mass following imaging device, and the use of the method and the device can improve the parallel treatment ability of data and the treatment speed of the data.
Owner:BEIHANG UNIV

Double-CPU multichannel FT mass production test system and method

The invention discloses a double-CPU multichannel FT mass production test system and method. The system comprises a human-machine interface processing module, a handler control module, an open / short circuit detection module, a data storage module, a power control module, a test module, a statistical analysis module and an LCD touch display module, wherein the handler control module, the open / shortcircuit detection module, the data storage module, the power control module, the test module and the statistical analysis module are arranged in an ARM processor, and the human-machine processing module and the LCD touch display module are arranged in an LCD touch display unit. Through the test system and method, testing speed and data processing speed are greatly increased, the test system and method are not limited by the influence of an application terminal, data accuracy and repeated testing are realized, working efficiency is high, and the test system and method are beneficial for controlling batch delivery quality of products.
Owner:HEFEI CHIPSEA ELECTRONICS TECH CO LTD

Cache memory system and control method of the cache memory system

To improve the efficiency of access to a system memory associated with changes (writes) to cache data, a cache line having the same memory size as write data is selected and the write data is written into the selected cache line, thereby reducing the number of accesses to the system memory to cache data from the system memory associated with partial replacement of cache lines. Further, valid data at an address contiguous with the address of the write data is combined with the write data, and written into a cache line having the same size as the combined data, thereby reducing the number of accesses to the system memory to flush data from the cache associated with writes to the cache.
Owner:IBM CORP

Report generation method and device as well as WEB server

The invention discloses report generation method and device as well as a WEB server. The method comprises the steps of: receiving a query conditional value, replacing a placeholder of a structural query language (SQL) sentence of a database with the query conditional value; acquiring report data to be queried according to the SQL sentence; storing the acquired data into a temporary table of the database when the report data includes a graph or a matrix; and formatting the stored data and calculating an aggregate item to generate a corresponding report. In the report generation method and device as well as the WEB server which are provided by the invention, the placeholder in the SQL sentence is utilized for access once, and the data of the complicated report is stored into the temporary table of the database, thereby accelerating the access speed and data processing speed and realizing rapid report generation.
Owner:ZTE CORP

Apparatus and method for allocating in wireless communication system

An apparatus for allocating resources in a wireless communication system includes: a verification unit configured to receive channel information and base station information of a system, verify from the channel information the number of channels capable of being used in the system and bandwidths of the channels, and verify from the base station information the number of base stations and bandwidths of channels requested by the base stations to be allocated; an allocation unit configured to allocate at least one channel of the channels capable of being used to each base station in response to verification by the verification unit; and a generation unit configured to generate allocation information corresponding to channel allocation by the allocation unit and transmit the allocation information to the base stations.
Owner:ELECTRONICS & TELECOMM RES INST

Packaging technology for novel fingerprint lock device

The invention discloses a packaging technology for a novel fingerprint lock device. The novel fingerprint lock device comprises a fingerprint recognition chip, a ceramic cover plate, a flexible PCB and a data processing chip. The packaging technology comprises the following steps: filling the surfaces of aluminum welding pads in blind holes of the fingerprint recognition chip with nickel metal layers to extend out of the upper surface and form bulges so as to form bonding pad thickening parts; coating the upper surface, having the bonding pad thickening parts, of the fingerprint recognition chip with a temporary bonding adhesive layer; bonding a glass supporting plate with the surface, having the bonding pad thickening parts, of the fingerprint recognition chip through the temporary bonding adhesive layer; thinning the lower surface opposite to the upper surface of the fingerprint recognition chip so as to reduce the thickness of the fingerprint recognition chip to about 150-300 microns; sequentially forming a first tapered blind hole, a second tapered blind hole and third tapered blind holes in the lower surface of the fingerprint recognition chip by etching gradually. After wafer-level chip packaging technology and a silicon through hole technology are integrated, a set of novel process is formed, so that the thickness is reduced, the total thickness of a product is greatly reduced and the reliability of the product is greatly improved.
Owner:苏州科阳半导体有限公司

Application control method and device

The embodiment of the invention provides an application control method and device. The method comprises the following steps: detecting current application scenario of a terminal, and searching for the performance parameter threshold corresponding to current application scenario of the terminal according to a preset scene performance parameter mapping table; obtaining current current parameter or / and current temperature parameter of the terminal, and judging whether the current current parameter or current temperature parameter of the terminal exceeds the performance parameter threshold corresponding to current application scenario of the terminal; and if the current current parameter or current temperature parameter of the terminal exceeds the performance parameter threshold corresponding to current application scenario of the terminal, searching a preset program application grade mapping table for at least one application of the lowest application grade currently in a running state, and exiting the found at least one application of the lowest application grade. Through the invention, the data processing speed and application fluency of the terminal can be improved while the operation convenience of the thermal is enhanced.
Owner:YULONG COMPUTER TELECOMM SCI (SHENZHEN) CO LTD

Method for managing neighbor base station list based on terminal location for efficient cell selection and handoff in macrocell environments with femtocell

In order to manage a neighbor list of neighboring base stations based on the location of a terminal communicating with a base station of a macrocell with femtocell deployments, the base station divides the macrocell in accordance with a predetermined standard of division, and generates a mobile neighbor advertisement message so as to periodically transmit the generated message to the terminal. At this time, the terminal identifies the current location thereof in the macrocell upon receipt of the pilot signals periodically transmitted from the base station of the macrocell. The terminal obtains information regarding the location of the terminal from the information regarding the femtocells deployed within the respective divided regions and information regarding macrocells neighboring the macrocell through using the mobile neighbor advertisement message to scan base stations.
Owner:SAMSUNG ELECTRONICS CO LTD +1

Information processing method and electronic equipment

ActiveCN103870356AAdd data backup methodData backup method is accurateRedundant operation error correctionKey pressingInformation processing
The invention provides an information processing method and electronic equipment. The method comprises detecting whether a first operation exists on a first physical key and / or whether a display unit on the electronic equipment is in an non-operation state, and obtaining a first detection result; when the first detection result shows that the first operation exists on a first physical key and / or the display unit on the electronic equipment is in an non-operation state, generating an execution instruction of a backup program for opening backups of first data, executing the execution instruction and opening the backup program. By means of the backup program, the first data can be stored in a second storage unit, so that the technical problem that the electronic equipment cannot receive corresponding backup operations when a display screen in the electronic equipment is backlit or a touch detection device cannot work in the prior art is solved.
Owner:LENOVO (BEIJING) CO LTD

Concurrent data caching method and structure

The invention relates to a concurrent data caching method and structure. The concurrent data caching method includes the following steps: a step A, writing in each group of data, A1, monitoring if writing locking state cache partitions exist or not, and executing a step A2-2 if so; A2 monitoring if idle state cache partitions exist or not if not, A21, A21-1 selecting a group of idle state cache partitions and setting the idle state cache partitions to be a writing locking state if so; A21-2, writing data in cache partitions; A21-3, determining if the data is written successfully or not, and completing writing of the group of data if so; setting the cache partitions to be a filled state if not, and executing the step A1; A22, ending data writing if the idle state cache partitions do not exists; a step B, reading the data, B1, monitoring if filled state cache partitions exist or not in real time, and B11, selecting the group of cache partitions and setting the group of cache partitions to be a reading locking state if so; B12, reading cache data in the cache partitions, setting the cache partitions to be an idle state when reading is finished in the cache partitions, and executing the B1; and executing the step B1 and continuously reading the data if the reading is not finished in the cache partitions. Strict reading, writing and locking is performed on the cache partitions, and then the speed of data processing can be effectively optimized.
Owner:THE WUHAN DIGITAL PET CO LTD

Method for increasing the data processing capability of a computer system

A method for dynamically increasing the data processing capability of a computer system is provided. The computer system comprises a processor, a memory and a chipset. The data processing capability of the computer system is classified into a predetermined number of performance enhancing modes. At least one performance enhancing mode transition condition is checked to determine whether to automatically raise the performance enhancing mode of the computer system. The processor is suspended from using the processor bus during the transition of the performance enhancing mode of the computer system. The performance enhancing mode of the computer system is raised by increasing a first working frequency of the processor, a second working frequency of the processor bus and a third working frequency of the memory. The data processing rate of the computer system is further increased when the performance enhancing mode of the computer system is further raised.
Owner:VIA TECH INC

Device for comprehensively and rapidly detecting structure damage of running metro tunnel

The invention discloses a device for comprehensively and rapidly detecting the structure damage of a running metro tunnel. The device comprises a track walking platform, an acquisition center and a structured light source, wherein the track walking platform comprises a front shaft and a rear shaft, which are arranged in parallel on a running track of a metro train; the front and rear shafts are connected into a I-shaped frame through a center sill; the structured light source is arranged on the front shaft; an upright post perpendicular to the center sill is arranged on the center sill; the acquisition center and an operating platform are arranged at the top end of the upright post; a pushing handle is arranged on the rear shaft. According to the device, the structure damage detection speed and data processing speed of the running metro tunnel can be greatly increased, the problems of low manual detection efficiency and long information feedback cycle are solved, a novel detection technology is provided for the detection of the structure damage of the metro tunnel, and the operation and maintenance decision making speed and the high safety of a metro structure are more effectively ensured.
Owner:TONGJI UNIV

Data processing method and device

The invention provides a data processing method and device. The data processing method comprises the steps of detecting working data of intelligent household appliances; uploading the working data of the intelligent household appliances to a server to allow the server to determine optimization data corresponding to the intelligent household appliances according to the working data of the intelligent household appliances; receiving the optimization data determined by the server; controlling the data optimization of the intelligent household appliances according to the optimization data determined by the server. The data processing method and device can optimize the working condition of intelligent household appliances and improve user experience.
Owner:XIAOMI INC

Method and apparatus for cyclic redundancy check in communication system

A method for performing a Cyclic Redundancy Check (CRC) in a communication system is provided. An input message is divided into a predetermined number of segments. The CRC is performed on each segment to generate a CRC code of each segment. Polynomial addition is performed on CRC codes of respective segments to obtain a CRC code of the input message.
Owner:SAMSUNG ELECTRONICS CO LTD

Hetero junction bipolar transistor and method of manufacturing the same

Provided are a hetero-junction bipolar transistor (HBT) that can increase data processing speed and a method of manufacturing the hetero-junction bipolar transistor. The HBT includes a semi-insulating compound substrate, a sub-collector layer formed on the semi-insulating compound substrate, a pair of collector electrodes disposed at a predetermined distance apart from each other on a predetermined portion of the sub-collector layer, a collector layer and a base layer disposed between the collector electrodes, a pair of base electrodes disposed at a predetermined distance apart from each other on a predetermined portion of the base layer, an emitter layer stack disposed between the base electrodes, and an emitter electrode that is formed on the emitter layer stack, and includes a portion having a line width wider than the line width of the emitter layer stack, wherein both sidewalls of the emitter electrode are respectively aligned with inner walls of the pair of base electrodes, and sidewalls of the collector layer and the base layer are located between outer sidewalls of the pair of base electrodes of the pair of base electrodes.
Owner:ELECTRONICS & TELECOMM RES INST

Shooting auxiliary device and system for portable mobile communication equipment

The invention relates to a shooting auxiliary device and system for portable mobile communication equipment. The shooting auxiliary system at least comprises mobile communication equipment, camera modules and a camera control module, wherein a target detection unit is configured to execute the following steps: retrieving a preset database crosslinked with a plurality of camera modules based on themovement state information of a shooting target, and determining a first movement tracking instruction; determining a second movement tracking instruction based on obstacle state information that isdetected by the image data to be in a shooting tracking area; and determining a mixing ratio based on the movement state information of the shooting target and historical running data stored in the preset database, wherein the first movement tracking instruction and the second movement tracking instruction can complete a target detection and analysis process in a proportional mixing manner, and the camera modules can respond to a third movement tracking instruction generated by the movement control unit according to an analysis result of the target detection and analysis process, so that the shooting target can be always in the shooting area determined by the image data.
Owner:高劭源
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products