548results about How to "Reduce occupancy" patented technology

The invention discloses a built-in system test method of multiple static random access memory (SRAM) based on scanning test, belonging to the technical field of an integrated circuit design. Multiple SRAM to be tested are tested in the scanning mode and the built-in system test mode. In the scanning mode, all of the common triggers in the SRAM logic are replaced by the scanning triggers, and the scanning triggers are connected together to form a scanning chain. The test vector generated in the design stage is output by an automatic scanning test device, and the output of the chip is observed to judge whether the result is correct or not. In the built-in system test mode, through the starting of the built-in system test, the output signal is observed to judge whether the error is existing or not. In the method of the invention, too many logic circuits are not added the advantages of the scanning test and advantages of the built-in system test are combined, the system resource in maximum optimized, the test coverage is enhanced, the test time and test cost are saved, and the chip area saved.

The invention relates to a method for achieving lightweight authentication and key agreement. A long-term shared key K is preset between any two network nodes, a counter CTR is stored in each network node, the encryption algorithm E and the PRNG are achieved in the two network nodes, and an authentication and shared key is built between the two network nodes. The method solves the problem that the existing network authentication technology and the existing key agreement technology are not suitable for the resource-constrained communication environment, and can be efficiently and safely suitable for the Internet of Things or the mobile communication network with a large number of resource-constrained nodes. According to the method, the symmetric cryptography algorithm is used only by four times in the authentication and key agreement process, the lightweight grouping symmetric cryptography algorithm can be used, the length of the required key is small, the encryption and decryption speed is high, bi-directional authentication of the authentication process can be completed only through two times of information interaction, the communication data size is small, and occupied network resources are few.

The invention relates to a video coding method and device. The method comprises the following steps: acquiring a video frame; detecting a moving target in the video frame, and determining a region in which the moving target is positioned as a region-of-interest in the video frame; and coding the video frame in a coding way that the fidelity of the region-of-interest is higher than the fidelity of a non-region-of-interest after smooth filtering of the non-region-of-interest not belonging to the region-of-interest in the video frame to obtain video code streams. Through adoption of the video coding method and device, relatively high picture quality can be kept in the region in which the moving target is positioned even for a video with a complex scene, and occupation of network resources by the coded video code streams is lowered by lowering of the fidelity of the non-region-of-interest.

The present invention provides a method and device to realize equipment status polling, periodicity transmitting polling request to equipment, detecting equipment connection state according to whether receiving equipment response in overtime period. Said method includes dividing polled equipment into plurality of equipment groups; originating polling request to equipment in current equipment group, centralizing waiting receiving current equipment group equipment response within overtime period, when overtime period is up, originating polling request to equipment in next equipment group until said waited equipment all having polled. The present invention effectively shortens polling period, in time reflecting equipment state, and reducing CPU use rate, through grouping and in turn asynchronization polling mode. On the other hand the present invention avoids equipment flash off state through centralizing repeating polling to detecting discontinuous equipment, raising equipment status detective accuracy.

The invention provides a bullet screen message processing method and system, and a bullet screen message analysis method and system. The processing method comprises the following steps: S1a, obtaining data contents of bullet screen messages and data type information of the data contents, wherein the data contents of the bullet screen messages comprise a plurality of sub data blocks; S2a, connecting the sub data blocks of the data contents into a whole data content by a first separator; and S3a, connecting the data type information and the whole data content by a second separator to form the bullet screen messages. According to the processing method provided by the invention, the data of the bullet screen messages are connected together by different separators, compared with the universal JSON format, the memory capacity occupied by the same data is smaller, the compression ratio is higher, and the requirements of high concurrency of the data of the bullet screen messages can be satisfied.

This invention discloses a medium message push system including a server and a terminal connected by network, in which, the server includes a storage module storing medium files, said terminal includes a test module testing the function of the local media and/or network performance parameters and sending the parameters to the server, which also includes a selection module selecting matched medium files from the storage module based on the performance parameter from the terminal and a push module pushing the files selected by the selection module to the terminal. This invention also discloses a corresponding pushing method for media files.

The invention discloses a data writing method for realizing remote data storage, which comprises the following steps: receiving a data writing request and requested write-in data; according to parameters used for determining sector numbers in the data writing request, determining the sector numbers which respectively correspond to all sectors used for storing the requested write-in data; respectively executing by aiming at each determined sector number; according to corresponding relations aiming at the block device identification-marked sector numbers of block device maintenance and marker bits in the data writing request, setting the marker bits which correspond to the sector numbers, wherein sectors marked by the sector numbers which correspond to the unset marker bits are used for storing the raw data of a block device or do not store the data, and the sectors marked by the sector numbers which correspond to the set marker bits are used for storing updated data of the block device; according to block device identifications, the sector numbers and arrow marks used for pointing to the updated data of the block device, generating corresponding key values; and correspondingly storing all the generated key values and the requested write-in data to remote storage resource pools.

The invention discloses a multimedia live broadcast whistle-blowing method, terminal, server and system, and belongs to the technical field of information. The method comprises the steps that a whistle-blowing instruction is obtained, and media data are obtained from multimedia data broadcast in a media broadcast interface within the preset time period according to the whistle-blowing instruction; whistle-blowing information is determined according to the media data, wherein the whistle-blowing information at least comprises the media data and the broadcast information of the media data, and the broadcast information of the media data comprises the information identifying the source of the media data; the whistle-blowing information is uploaded to a whistle-blowing server. According to the multimedia live broadcast whistle-blowing method, due to the facts that the media data are obtained from the multimedia data broadcast in the media broadcast interface within the preset time period according to the whistle-blowing instruction, the whistle-blowing information determined according to the media data is uploaded to the whistle-blowing server, and the whistle-blowing server processes the whistle-blowing information, whistle-blowing information is rapidly uploaded, occupied network resources are reduced, and the supervision range of multimedia live broadcast is enlarged.

The invention relates to a molding process of a progressive die of a high temperature alloy sheet metal component with a high flanging hole is disclosed, comprising the steps of: punching a positioning hole; compressing; stretching; punching a small hole; preparing a chamfer; flanging; correcting; and cutting and forming. Compared with prior art, the invention adopts the molding process of the progressive die for continuously production to improve the work efficiency by times. The positioning hole is machined at the position close to the side edge on a strip to form a uniform positioning standard, thereby improving the positioning precision and ensuring the quality and consistency of products. In prior art, work finished by a plurality of devices is finished by one punching device, thereby saving the devices and labor occupied, reducing the production cost and meeting the requirements of batch production.

The invention relates to a passive optical network data link road layer data transmission method, mainly including that when the data is transferred upwards, the whole transmission circulation is divided into a plurality of time slot, each optical network unit takes up one or more time slot to carry out data transmission, and each time slot consists of a pre-synchronization joint and at least one frame which uses label to carry out delimitation. The passive optical network data link road layer data transmission method of the invention has the advantages that the occupancy of the effective bandwidth is small, accurate frame delimitation can be carried out, the encapsulation mode is simple, the efficiency of the IP packet encapsulation is high, and the label retransmission is supported directly.

The embodiment discloses a method and a device for realizing a local exchange, which includes: acquiring calling user information and to-be-called information; inquiring a data dictionary, judging whether a local exchange can be carried out between a calling user and a to-be-called user, according to the calling user information and the to-be-called user information; controlling the local exchange between a calling user and a to-be-called user to be carried out, if the local exchange between a calling user and a to-be-called user can be carried out. The embodiment of the invention reduces theoccupation of the core network resource, and shortens the transmission time delay of speech.

The invention discloses a data storage method, a data searching method and a device. The data storage method comprises the steps that a storage space is created for data to be stored according to the number of key value pairs in the data to be stored, wherein each key value pair comprises a key element and a corresponding value element, and for each key value pair, a pointer pointing to a key element address and a pointer pointing to a value element address comprise preset bits used for storing related storage information of the key value pair; the Hash value of the key element of each key value pair is calculated; position Hash values of the key elements of all the key value pairs are calculated according to the Hash values of the key values of all the key value pairs and the number of the key value pairs; all the key value pairs are stored according to the position Hash values of the key elements of all the key value pairs and the related storage information. By means of the method, the occupied size of the data in a memory can be remarkably reduced through compression.

The invention discloses a method and a system for allocating PUCCH resource positions in an LTE-A system. The LTE-A system comprises a small main cell and a small auxiliary cell. The method comprises the steps of sequentially disposing user devices UE in a user queue waiting for downlink dispatch; looking for available resource positions from the high-level configured PUCCH resource positions if the currently disposed UE belong to carrier aggregation users and have downlink service in the small auxiliary cell; using the available resource positions to allocate downlink resources for the currently disposed UE. The allocating flexibility of the PUCCH resource positions is improved, accordingly resources of a PUCCH can be fully utilized, the uplink handling capacity can be improved, and channels adopted by a PUCCH1B CS can be selected flexibly.

The invention discloses an image processing method and device in GPU vitualization, and relates to the technical field of GPU vitualization. The image processing method and device in GPU vitualization solve the problem that because a front-frame image and a rear-frame image are compared through a CPU, burdens of the CPU are large in the prior art. The method comprises the steps that the current-frame image is obtained through a GPU; differentiated comparison instructions are received, and a front-frame image is obtained; according to the differentiated comparison instructions, a difference image between the current-frame image and the front-frame image is obtained and the position of the difference image is obtained; the position of the difference image and the difference image are sent to a system memory. The embodiment of the image processing method and device is applied to the image processing process in GPU vitualization.

The invention relates to the field of multimedia technologies, in particular to a video playing control method and device as well as terminal equipment. The method comprises the following steps of obtaining video stream of a direct broadcasting room from a server; determining a decoding condition provided by a terminal, selecting a matched decoding interface to decode the video stream, and preferentially calling a hardware decoding interface to decode when the decoding condition includes the hardware decoding interface and a software decoding interface, otherwise calling the software decoding interface to decode; and determining a rendering condition provided by the terminal, selecting a matched graphic rendering interface to output the decoded video stream to a user interface to display after drawing, and preferentially calling a hardware rendering interface to render when the rendering condition includes the hardware rendering interface and a software rendering interface, otherwise calling the software rendering interface to render. According to the method, the device and the terminal equipment, the terminal can realize smooth watching of the live video stream at high resolution, high bit rate and high frame rate.

The invention relates to a method and a system of fast file updating applied to cloud storage. The method of fast file updating applied to the cloud storage comprises steps as below: a client terminal submits an inquiry requirement of information of files needing to be updated to a cloud storage server; the cloud storage server returns file fragmentation metadata of the files needing to be updated according to the inquiry request of the information of the files; the client terminal compares the file fragmentation metadata; the client terminal determines the file fragmentation metadata for updating according to the data comparison result; the client terminal uploads the file fragmentation metadata and the fragmentation data to the cloud storage server; the cloud storage server updates the corresponding file fragmentation metadata of the files needing to be updated. The invention relates to the system of fast file updating applied to cloud storage. During the uploading and updating process of the files, inquiry and comparison are carried out at first to determine the file fragmentation which is changed, and therefore only the file fragmentation which is changed is uploaded, fast uploading and updating of the files is achieved, and occupation of system resources and network resources is low.

The invention relates to the technical field of data management, and provides a data distributing and caching method and a data distributing and caching system. The method comprises the following steps of: during the generation of business data or change of business data, increasing node ID (identification) information for each datum according to a preset allocation strategy, and storing the data in a center database; extracting the business data in the center database, and according the node ID information carried by each datum, distributing the data to corresponding node servers; extracting the data distributed to the node from the node server, and synchronizing to the cache of the node; and accessing each user group into a special node, so that a user can access the business data through the node in a caching way. According to the invention, the data with the same category attribution are divided into one group, and according to a distributing process, the business data with the same attribution are distributed to the cache which is accessed by the user recently, and are provided to the business operators, so that the internal memory occupancy of the cache data to the center database can be reduced, and the access speed of the data can be improved.

An embodiment of the invention discloses a message passing method and system, an MOM server and a receiving terminal. The message passing method comprises steps as follows: a publisher publishes a message to the MOM server; the MOM server receives the message published by the publisher and puts the received message in a queue; the message receiver monitors the queue on the MOM server, gets back the message on the queue after the message on the queue is monitored and informs a message splitter; after the message splitter receives the message, the message splitter acquires a message follower list and informs followers in the follower list; each informed follower sends the message to a message processor corresponding to the follower. With adoption of the embodiment of the invention, the pressure of the MOM server can be relieved.

The invention provides an information processing method and device and a storage medium. A graphical user interface is obtained by executing a software application on a processor of a terminal and rendering the software application on a display device of the terminal. The method includes the steps: when a first touch operation that acts on a skill control in a graphic user interface is detected, providing at least two selection sub-controls in the graphic user interface, and selecting the sub-controls to select a corresponding skill according to a second touch operation; when the second touchoperation acting on the selected sub-control is detected, determining a target selection sub-control according to the second touch operation, and determining the skill corresponding to the target selection sub-control as a to-be-released skill; and when the second touch operation meets a first preset triggering condition, registering the skill control or the target selection sub-control as a skillrelease control which is to release skills. According to the information processing method and device and the storage medium, more skill selections within the limited graphical user interface can beprovided, and fluency of skill selection and skill control can also be improved.

The invention relates to a self-lifting quick transferring platform, which comprises a material bearing platform (1), a guide rail (2), a hoisting system (3) for hoisting the guide rail (2) and a lifting system (5), wherein the material bearing platform (1) is arranged on the guide rail (2); and the material bearing platform (1) is driven by the lifting system (5) to move up and down along the guide rail (2). The self-lifting quick transferring platform can extremely conveniently move up and down between layers and stop at any position, and an upper layer and a lower layer of a material are transferred to get away from a tower crane, so that the occupancy rate of the tower crane is greatly reduced, and the construction efficiency is increased.

Embodiments of the present invention disclose a file storage method. The method comprises: detecting a file write operation, and acquiring a file size and a file type that correspond to the file write operation; when the file size is greater than or equal to a threshold, setting a root storage path of a file corresponding the file write operation as a preset peripheral storage device; acquiring a preset relative storage path corresponding to the file type; and writing the file according to the root storage path and the relative storage path. Furthermore, the embodiments of the present invention correspondingly disclose a file storage apparatus. With adoption of the method and apparatus disclosed by the present invention, files that occupy a relatively large storage space can be stored into the peripheral storage device of a terminal, so as to save the memory space of terminal, and improve effective utilization of the storage space of the terminal.

The invention discloses a server fault visual detecting and processing method and system and a programmable chip. The method includes the steps that the programmable chip receives fault information sent by a BMC in a server; the programmable chip sends the fault information to an OLED displayer to be displayed, the fault level is judged according to the fault information, and a corresponding processing strategy is fed back to the BMC according to the fault level so as to drive the BMC to conduct corresponding processing on the server according to the processing strategy. According to the server fault visual detecting and processing method and system and the programmable chip, the occupancy rate of the BMS can be reduced, the purpose of rapid fault positioning can further be achieved, and a multi-node system and a redundant system can be well supported. In addition, the programmable chip can judge the level of occurred faults and can feed back corresponding processing strategies to drive the BMC to conduct corresponding processing on the faults.

The present invention discloses a flow monitoring method and device, a computer device and a storage medium. The method comprises the steps of: obtaining a user interface access request by a center server, according to the user identity information included in the interface access request, obtaining the interface access authority margin of the user, if the access request quantity meets the requirement of the interface access authority margin, according to a preset extraction mode, extracting target task information from initial task information, sending the target task information to a node server for execution, employing a task apportion mode to save the resource of the center server, after the nose server receives the task information, calculating the processed access request quantity through the improved algorithm of a token bucket, is the access request quantity in the target task information exceeds the processed access request quantity, obtaining the exceeded access request, andsending the exceeded access request to the center server for processing so as to fully utilize the interface of the node server to process the access request so as to improve the usage efficiency of the interface.

The method includes steps: network device checks-up number of port in underling virtual local area network (VLAN); when number of port in VLAN is less or equal to 2, not learning media access (MAC) control address, broadcasting received data message in VLAN. The invention can reduce learning MAC address, raises user capacity of device, operating speed of network and extended performance.

The invention discloses a real-time network data capture method based on connection, comprising the following steps: 1. initializing the application layer programs and registering the network data processing function; 2. initializing a virtual network card drive module; 3. the application layer opening the kernel communication event and monitoring whether the kernel communication event is signal state; 4. the virtual network card drive module receiving the data packets submitted by a network card drive module; 5. analyzing the data header information; 6. computing connectives according to the common connection information such as the IP addresses, physical addresses, port numbers and the like of the data packets; 7. extracting the data which are not repetitive in connectors from the data packets and generating packet descriptions; 8. merging the packet descriptions into a connection buffer; 9. judging whether the data in connection need to be submitted in real time; and 10. the virtual network card drive module setting the kernel communication event as the signal state. The method avoids submitting the data which are repetitive in one connection.

The embodiment of the invention provides a detection-based fault diagnosis method and system of a service function chain. The method comprises the following steps: acquiring a network topological graph of a virtual network; determining at least one detection starting node according to the in-degree and the out-degree of a service function node in the network topological graph; traversing the network topological graph through the multiple detection starting nodes to generate multiple detection paths; respectively sending an active detection packet to multiple detection paths through the detection starting nodes so as to obtain a detection result of the active detection packet; and diagnosing a fault detection path in the multiple detection paths and a fault SFC in the SFC according to the detection result of the active detection packet. Through the adoption of the detection-based fault diagnosis method and system of the service function chain provided by the embodiment of the invention, the whole network can be detected by use of small detection flow, thereby lowering the occupation degree of the network bandwidth. And the time delay of the service function node and the logic link in the SFC can be judged according to the timestamp in the active detection packet, so that the diagnosis result is more accurate.

The embodiment of the invention discloses a system and a method for positioning failures of communication network equipment based on alarm information. The method comprises the following steps that a resource management system synchronizes the stored related resource information of various kinds of communication network equipment and bearer circuits in a communication network to a middle base unit according to a preset period; the middle base unit converts the synchronized related resource information according to the requirements of a comprehensive alarming system on the format of alarm position information by using preset conversion rules, and transmits the converted related resource information to the comprehensive alarming system; the comprehensive alarming system stores the converted related resource information in a local database, performs resource association when receiving the alarm information, acquires the related resource information associated with the alarm position information in the alarm information from the local database, and displays the acquired related resource information on an alarm detail interface. According to the embodiment of the invention, the alarm position can be rapidly and accurately determined.

The invention belongs to the storage field and provides a method and system for using a solid-state disk as a cache of a computer. The method comprises the steps that a cache address mapping table between a magnetic disc and the solid-state disk serving as the cache is established, the cache address mapping table is saved in the solid-state disk and a part of the cache address mapping table is copied into a memory according to a preset proportion, the solid-state disk receives an I/O operation request which comprises the physical address of the magnetic disk to be operated, and the physical address of the solid-state disk corresponding to the physical address of the magnetic disk to be operated is searched for in the cache address mapping table saved in the memory and the solid-state disk. Therefore, occupation of a system memory can be reduced, the overall burden of a system is relieved on the premise that little performance is sacrificed, and the overall performance of the system is improved.

The invention relates to a data encryption method, device and system, computer equipment and a storage medium. The data encryption method comprises the steps: establishing connection with a terminal to generate asymmetric keys, wherein the asymmetric keys are used for instructing the terminal to generate first symmetric keys; sending the public key of the asymmetric keys to the terminal, wherein the public key is used for instructing the terminal to encrypt the first symmetric keys through the public key so as to obtain second symmetric keys; and receiving the second symmetric keys transmittedby the terminal and decrypting the second symmetric keys through the private key of the asymmetric keys so as to obtain the first symmetric keys and encrypting the data to be transmitted through thesecond symmetric keys. According to the data encryption method, the data are encrypted by the hybrid encryption mode of asymmetric encryption and symmetric encryption so that the problem of key distribution in the symmetric encryption mode can be solved and fewer system resources are occupied.

The invention relates to testing method used in wide span house cover and super tall building structure wind induced oscillation response. The feature is that it directly adopts the mold analyzing method to use the response of physical coordination and mode coordination under the random air driving bearing final function. The calculating result has the same accuracy as the method of CQC. But the calculating speed is much faster than CQC method, and the request for memory is also lowered. It is especially suited for realizing on middle class PC.