54results about How to "Improve receiving speed" patented technology

The invention provides an IP core based on the JESD204 protocol and aims to provide an IP core which is strong in anti-interference capability high in transmission rate and unaffected by inter symbol interference and synchronous influence. The IP core based on JESD204 protocol is realized by adopting the following technical proposal; FPGA ( Field Programmable Gate Array) contains multiple GTX interfaces; each GTX interface receives data conforming to the JESD 204 protocol through a pair of differential signaling wires between an analog-digital converter ADC chip and each GTX interface in a serial manner; the IP core based on the JESD 204 protocol is characterized in that a clock generation unit generates all the input clocks required by all the other functional units; a reset function unit logically controls and generates reset signals, so as to receive control signals generated by a control state machine; a physical layer calls a high-speed serial transceiver inside the FPGA, so as to send converted parallel data to a data error detection function unit; the parallel data is further sent to a K code detection function unit for K code detection; the detected k code is sent to a K code count function unit for counting; a link synchronization function unit judges the synchronous state of a high-speed serial transmission link according to the detection results of the K code detection function unit; a data delay function unit conducts a delay treatment on the data from the GTX and provides the delay processed data for a K code substitution function unit.

The present invention discloses a navigation augmentation system based on a LEO small satellite. The system comprises at least four ground stations, a LEO small satellite module, an GNSS module and a user terminal. The LEO small satellite module is arranged at the exoatmosphere and is configured to receive navigation signals including atmosphere errors sent by the ground stations over the ground and receive navigation signals without atmosphere errors of the GNSS module in the sky, the differences of the navigation signals of two are compared to obtain the atmosphere delay difference correction near the current position of the LEO small satellite module and broadcast the signals to the ground, and a user terminal receives the atmosphere delay difference correction of the LEO small satellite module so as to effectively improve the navigation location precision. The navigation augmentation system based on the LEO small satellite can improve the receiving speed and the integrity of the navigation information through the user terminal so as to solve the problems that the ground stations of a ground-based augmentation system are easy to be shielded by buildings and disturbed by multiple paths and relieve the satellite-based augmentation service scope limitation.

The invention mainly aims to provide a mobile terminal and an information secure transmission method adopted by the mobile terminal. The information secure transmission method comprises the steps of acquiring information to be transmitted; constructing a data message, wherein the data message is enabled to contain a secondary ciphertext and a secondary key, the secondary ciphertext is formed in a mode that the information to be transmitted is encrypted by a primary key so as to form primary ciphertext and that the primary ciphertext is encrypted by the secondary key containing a random factor so as to form the secondary ciphertext; and sending the data message. Correspondingly, the invention further provides an intelligent terminal and a network access method thereof. According to the invention, an effect of communication security of a fast connection technology realized on the basis of an IEEE 802.11 protocol is further strengthened through improving content representation loaded by the message by the aid of password technologies.

The invention provides a terminal system upgrading method. The terminal system upgrading method comprises the following steps: dividing an upgrade mapping file into user datagram protocol packets according to a protocol; releasing the user datagram protocol packets to a terminal set-top box by 10G bandwidth optical fiber in a broadcast or multicast mode; and obtaining the user datagram protocol packets, recombining the user datagram protocol packets into the upgrade mapping file, and carrying out system upgrade on the terminal set-top box. The terminal system upgrading method provided by the invention aims at broadcasting the upgrade mapping file by adopting the 10G bandwidth optical fiber live broadcast technology, thereby greatly relieving the load of a front end server, and greatly improving the receiving speed of a receiving end compared with that of the traditional transmission stream broadcasting upgrade mode.

The invention discloses a microphone array signal processing system and method. The system comprises a FPGA, a CPU, a main I2S, a sub I2S and a microphone array, wherein the FPGA is connected with the microphone array through the sub I2S; the CPU is connected with the FPGA through the main I2S, and the sampling frequency of the main I2S is the integral multiple of the sub I2S. The parallel processing on the multiple microphone array data is realized through the FPGA, the convergence capacity on the microphone data by the system is improved; the audio data is coded through the FPGA , the CPU directly processes the coded data, and the processing speed of the CPU is improved; the main I2S sampling frequency is the integral multiple of the sub I2S, so that the multiple audio data converged by the FPGA can be effectively transmitted to the CPU, and the audio data receiving speed is improved. By using the FPGA, the scheme that the multi-core processor XMOS or the I2Splatform is used for performing the data convergence of the multiple microphone array data in the prior art is overcome, and the system cost and consumption are reduced.

Systems and methods for notification forwarding may include forwarding all or selected notifications generated by one or more applications running on a wireless mobile device to a television receiving device that is connected to the television. This forwarding may occur over the short-range wireless network or on a home wireless local area network on which the television receiving device is also present. The receiving device may cause the forwarded notifications to be displayed on the television while the television is also displaying other programming received from various other sources. The particular location on the presentation device to display the forwarded notification and the size, color and appearance of the notification may be selected by the user via a graphical user interface of the wireless mobile device and / or the television receiving device.

Disclosed is a method for ensuring the integrity of a container to be transmitted to a Digital Video Broadcasting-Handheld (DVB-H) terminal. A DVB-H server divides a container in which data required to deliver broadcasting information is included into one or more sections, extracts a Cycle Redundancy Check (CRC) value related to data of each section, and then creates profile information of the container. The created profile information of the container is used to check the integrity of the container, and is transmitted following the addition of the created profile information to a header part of the container. Hence, the terminal compares data of an actually received container with data of a container which has to be received on the basis of the profile information related to the container, and determines if the data included in the container is lost.

The invention discloses biomass particle processing equipment in the new energy field. The biomass particle processing equipment comprises a bottom plate. L-shaped supporting frames are symmetricallyfixed to the top face of the bottom plate. A box body is fixed to the top faces of the L-shaped supporting frames. A through hole A is formed in the center of the bottom face of the box body. A motoris fixed to the top face of the box body. The driving end of the motor penetrates into the box body. A barrel is fixedly connected with the driving end of the motor. The bottom of the barrel is slidably connected with the through hole A. A cavity A is formed in the barrel. A plurality of through holes B are evenly formed in the barrel. Filtering screens A are fixed in the through holes B. An annular groove is formed in the top face of the inner wall of the box body. An annular rod matched with the annular groove is slidably arranged in the annular groove. A sleeve A is fixed to the top face ofthe barrel. The top face of the sleeve A is fixed to the bottom face of the annular rod. Through the biomass particle processing equipment, biomass particles can be dedusted, in addition, the dedusting efficiency is high, the dedusting quality is good, dust in the particles can be screened out, the using efficiency of the biomass particles is improved, the material collection speed is high, and the biomass particle processing equipment is quite practical and reliable.

The invention mainly aims to provide a mobile terminal and an information transmission method adopted by the mobile terminal. The information transmission method comprises the steps of acquiring information to be transmitted; constructing a data message, wherein the data message is enabled to contain the information to be transmitted and a specific identifier set used for identifying the format of the information to the transmitted so as to restore the information to be transmitted, and the specific identifier set comprises a plurality of formatting identifiers; and sending the data message. In addition, the invention further discloses an intelligent terminal and a network access method adopted by the intelligent terminal correspondingly. According to the invention, an effect of communication security of a fast connection technology realized on the basis of an IEEE 802.11 protocol is further strengthened through improving content representation loaded by the data message by the aid of message control technologies.

The invention discloses a high-speed pushing method of a digital television data file based on a streaming video and a device thereof, which can realize a high-speed unidirectional cable network datareceiving and transmitting path. The invention has the technical scheme that the method comprises the steps of: automatically generating a video file list to be pushed by a content management system;after receiving a file updating notification about the video file list from the content management system, directly transmitting the video stream, the audio stream and the program time reference stream of a video file to a set-top box by an individual transmission packet identification path by means of transmission packet; and directly using the video file after the set-top box receives the videofile.

The invention discloses a loading method. The loading method comprises the following steps: a material is crushed to powder; and a closed wind feeding system having a wind feeding section is used to convey the crushed material to material processing equipment. By using such a method, the material can be crushed into the power and can be directly conveyed to a mixer through the wind feeding device, so that the waste of the raw material is prevented, the automation degree is increased, and the working efficiency is improved.

The invention relates to the technical field of EPS building module machining, and discloses a collection device for EPS building module machining. The collection device comprises a console and a cart; the bottom of the console is fixedly connected with a telescopic support column; an induction plate is fixedly mounted on the surface of the console; one side of the console is fixedly connected with a triangular support plate; and the top of the triangular support plate is fixedly connected with a fixed block. According to the collection device for EPS building module machining, through cooperative use of the console, the induction plate, a hydraulic rod and a horizontal push plate, machined EPS building modules can be automatically pushed into the cart, so that the collection speed is greatly increased, and meanwhile the manpower is saved; through cooperative use of the cart, a chute, a moving plate and a push-pull plate, an operator can conveniently stack the EPS building modules, sothat the stacking efficiency is improved; and through arrangement of a telescopic strip and a connecting plate, the size of the cart can be adjusted according to the size of the EPS building modules,so that the adaptability of the device is greatly improved.

A receiving device is disclosed. The receiving device includes a receiving module and a processing module. The receiving module includes a plurality of parameters. The receiving module is used for setting the parameters according to a control signal, receiving a wireless signal according to settings of the different parameters, and outputting a first output signal and a second output signal separately. The processing module couples the receiving module and generates the control to set the parameters according the first output signal and the second output signal.

The invention discloses an EPON mirror image upgrading method and system based on resource dynamic adjustment. The method mainly comprises the following steps: monitoring a system operation state; closing the background program and emptying the cache according to the background program; and allocating a cache space, deleting wrong data, filling retransmission data and correcting a data receiving index. According to the invention, the conditions of slow speed and even disconnection caused by mirror image upgrading are greatly improved when system resources of the EPON system are relatively tense or a network environment is relatively poor, such as a full-distribution environment, an unstable optical link, relatively large optical interference and data transmission errors caused by a large amount of data transmission.

The invention belongs to the technical field of Windows systems, and particularly relates to a CAN bus communication module design method based on dual-port RAM communication under a Windows system. The method comprises: firstly, dividing a dual-port RAM address space; secondly, initializing a CAN bus board card; and then, entering a CAN communication main process: regularly inquiring the commandupdating mark, and carrying out different working processes according to the mode set by the application program. The sending data is queried, and the receiving of the data is interrupted. Signal lampprotection is carried out on a dual-port RAM sharing area, and data read-write conflicts are prevented. The CAN bus board card communication function under the Windows system can be achieved, a double-port RAM communication mechanism is adopted in the scheme, and the interaction time of application software and a bottom layer board card is greatly shortened. And meanwhile, the dual-port RAM is used as an intermediate medium for data interaction, so that a data basis for fault location is provided for upper-layer application and bottom-layer board card programs, and program debugging is more convenient.

An embodiment of the invention discloses a method and a device for quickening an FEC operation based on SIMD technology, and user equipment. When transmission of a data packet is started through a transmitting end, the data packet is extracted firstly, and then whether the data packet supports an NEON engine is determined, if yes, parallel coding is performed on the data packet through the SIMD technology, and FEC packaging is performed for generating an FEC data packet, and then the FEC data packet is transmitted. Through optimizing a common ARM instruction for obtaining an SIMD instruction of the NEON engine for being executed, the NEON engine can automatically optimize partial simple logics in the codes and converts the partial simple logics to parallel operation, and FEC xor packaging or extracting speed is improved, thereby improving transmitting speed and receiving speed of streaming media video data, and improving transmission real-time performance of the streaming media.

The invention provides a cable jacket compound collecting device comprising a support frame; the support frame is provided with a jacket compound storage hopper; the lower end of the jacket compound storage hopper is provided with a charging pipeline; a placing platform is arranged below the jacket compound storage hopper and is provided with a collecting barrel; the lower end of the placing platform is provided with a rotating disk; a charging orbit is arranged beside the placing platform; and a charging manipulator is arranged above the charging orbit. The jacket compound storage hopper is used for storing a jacket compound, the jacket compound is charged by the charging pipeline, is collected by the collecting barrel driven by the rotating disk and is weighed by a weighing device, and the jacket compound storage hopper is subjected to charging assistance by an overturning and digging claw and a vibrating motor, so that the jacket compound collecting speed is increased, and the collecting precision is improved.

A receiving device is disclosed. The receiving device includes a receiving module and a processing module. The receiving module includes a plurality of parameters. The receiving module is used for setting the parameters according to a control signal, receiving a wireless signal according to settings of the different parameters, and outputting a first output signal and a second output signal separately. The processing module couples the receiving module and generates the control to set the parameters according the first output signal and the second output signal.

The invention provides a receiving method of the electronical operation guide EGS data and a device thereof, comprising: preserving the ESG operation ID and the corresponding multiplexing frame ID and the physical broadcast channel parameter in advance by a receiving end, according to the EGS operation ID, arranging and using an operation logic channel to receive the ESG data according to the ESG operation ID, the multiplexing frame ID and the physical broadcast channel parameter. The invention avoids the frequent switch of the receiving channel, thereby accelerating the receiving speed, with the ability of receiving two channels at the same time with the terminals, which ensures the fast acquisition of the related multimedia operation according to ESG for the user.

The embodiment of the invention discloses a buried point data reporting method and device, equipment and a medium, and the method comprises the steps: reading buried point data from a buried point data file when a business request is generated, and generating to-be-transmitted data according to the business request and the buried point data; and determining a service interface corresponding to theservice request, and calling the service interface to send the to-be-transmitted data to a server. According to the method provided by the embodiment of the invention, the buried point data is reported by calling the service interface when the service request is sent, so that the buried point data can be reported without a special buried point reporting interface, the response speed is increased,and the buried point data is dispersed to different service interfaces to be uploaded. According to the method and the device, the data volume of single buried point data reporting is reduced, the network bandwidth occupied by single buried point data reporting is saved, the receiving speed of the service request data returned by the server side is increased, and the performance of the client side is improved.

The invention provides a navigation information issuing method and a system. The method comprises steps that: seat equipment packs navigation point data requested by a user into a mail message; the seat equipment stores the mail message in a cloud end server; the cloud end server receives the mail message and pushes the mail message to terminal equipment; the terminal equipment receives the mail message and triggers a terminal application module to use the navigation point data in the mail message to start navigation. The method improves a receiving speed of the navigation information and improves user experience.

The invention provides a high-availability database log synchronization method, which comprises the following steps: a slave node creates at least one recv-thread thread to process and receive log block data, the log block data is formed by segmenting log stream data by a master node, and each piece of log block data comprises log header information and log data; when the recv-thread thread receives one piece of log block data each time, header information is extracted from the log block data, and the log block data is placed in a receiving queue according to the header information, wherein the log receiving queue is a pointer array, each member in the array is a structural pointer, each structural pointer points to a structural head, two linked lists, namely a sequence linked list and an out-of-order linked list, are arranged in the structural head, and each node in the linked lists is log block data. The log receiving and processing speed of the slave nodes in the cluster can be effectively increased, log synchronization delay of the master nodes and the slave nodes is reduced, and high availability of the database cluster is improved.

The invention relates to a webpage map processing method and device based on vehicle-mounted intelligent equipment. The method comprises the steps of detecting a specified event, and performing analyzing to obtain to-be-displayed map data corresponding to the specified event; sending the to-be-displayed map data to a server, and calling the server to convert the to-be-displayed map data into a to-be-displayed map picture; and receiving map pictures to be displayed. According to the scheme provided by the invention, the development cost can be saved, the development time is shortened, later maintenance is facilitated, and the later maintenance efficiency is improved. Conversion of the map data can be realized by utilizing existing server resources, the memory of the converted map picture is smaller than that of the map data, the receiving speed of the user side is increased, and the display efficiency of the user side is improved.

The invention discloses a high-voltage generator-based communication interruption data processing method. The method comprises the steps of judging whether a timer in a high-voltage generator is interrupted in an interruption time interval or not; judging whether a communication interruption occurs or not; writing communication interruption data in a buffer region; increasing a communication receiving speed; and scanning a communication data flag bit through a main program to process the data. By reasonably handling the problem of large communication interruption data amount, the phenomenon of equipment crash is avoided, the running time of the program can be effectively shortened, the scanning efficiency of the main program is high, and the timeliness is high.

The invention belongs to the technical field of chemical equipment and provides a chemical pigment drying device, which includes a frame, a drying mechanism, a receiving mechanism and a temperature control mechanism. The drying mechanism includes a hot air box, a conveyor belt, an air inlet slot, a suction A fan and an air outlet, the hot air box is provided with a hopper, a material trough and a material delivery pipe, the receiving mechanism includes a receiving cabinet, slide rails and pulleys, the slide rails are arranged on the upper part of the frame, the The lower part of the receiving cabinet is provided with the pulley, and the pulley and the slide rail are correspondingly matched. The chemical pigment drying device provided by the invention not only improves the drying speed and high efficiency, but also has a good drying effect, thereby ensuring the quality of the chemical pigment.

The invention discloses a full-automatic capacitance taping machine and a machining method thereof. The full-automatic capacitance taping machine comprises a rack, a first metal detection module, a transposition module, mechanical arms, a mechanical arm control table, a first photoelectric detection module, a first tape wheel, a second tape wheel, an air cylinder, a second metal detection module, a second photoelectric detection module, a third metal detection module, a sliding tape wheel, a sliding groove, two sets of push rods, a tape folding module, a counting tape wheel, a third tape wheel, a fourth tape wheel, a fifth tape wheel, a perforating unit and a capacitance tape. According to the full-automatic capacitance taping machine and the machining method thereof, bulk capacitance elements are mainly formed and taped according to the requirements of clients. The full-automatic capacitance taping machine is simple in structure, easy to operate, high in automation degree and accurate in detection, and the wrong taping probability is greatly decreased relative to current most products.