694results about How to "Save storage space" patented technology

A system and method for identifying users dropped from a conference call and rejoining the user to the call upon reconnection. Users can participate in the conference by connecting through different types of networks using a device having one or more types of communication lines. When a user is disconnected before the end of the conference (due to a bad mobile phone connection, for example), a bookmark is placed in the recording indicating the disconnection point. When the user rejoins the conference, the user is given the option to begin listening to the conference at the point where the user was disconnected. The user can issue playback-type requests, such as play, rewind, fast forward, etc., to review missed information. Other users are alerted by a characteristic tone when a user disconnects from the conference and by another characteristic tone when the disconnected user rejoins the conference.

The embodiment of the invention discloses a video commenting method. The method comprises the following steps of: receiving a comment adding command; calling a comment adding tool according to the comment adding command; adding comment information for a video by using the comment adding tool, wherein the comment information comprises the motion trail of an object in the video; a method for adding the motion trail of a target comprises the following steps of: marking the target in the video by using a graphic shape, acquiring the screen coordinate of the target at a moment when the video is played and the screen coordinate of the target from a next moment when the video is played to next N moments, wherein N is a natural number of more than 1; and acquiring the motion trail of the target which is formed by the movement of the screen coordinate at different moments and consists of the graphic shape marking the target according to a video playing sequence. The embodiment of the invention also provides a video player. In the embodiment of the invention, independence of comment data and video data is realized and the motion trail of the target in the video is marked in the video without compression.

A system and method for copying and transmitting telephony recordings during a conference call. A user can forward a portion of the recording to a third party during the conference call. A user issues a command using a telephony device and optionally indicates the beginning and end of the portion to be sent. The user provides recipient information, such as an email address. A user can issue these commands by voice or by sending data (for example, text) through the user's device. The commands may also be issued by software running on the user's device. The user can choose to send the selected portion in audio format, textual format, or both. The selected portion can be sent through the internet using email, instant messaging, or FTP, for example. The marked portion can also be sent over a telephone, a computer network, or the like.

A system and method that provides an electronic menu wirelessly interconnected with a restaurant's server is provided. The restaurant server provides the electronic menu device with the menu items and menu software used to navigate through the menu items and options. The electronic menu provides the patron with details regarding menu items including detailed descriptions, photographs and videos, and nutritional information. The patron's order is wirelessly transmitted to the restaurant server and communicated to the restaurant kitchen staff. The electronic menu device is also used to request assistance and request the status of an order that has been placed. The patron can pay using the electronic menu device by providing credit card information or the patron can request assistance and provide payment, such as cash, to the restaurant's wait staff.

A system recovery method and an embedded system with an automatic recovery function used between a network and a server are introduced. The embedded system includes a nonvolatile memory storing a first part program code and a processor electrically connected to the nonvolatile memory and the network. The method includes the following steps, the embedded system enters a boot process; when the processor of the embedded system in the boot process determines that the first part program code in the nonvolatile memory does not satisfy a first specific condition, the processor transmits a signal through the network to establish a signal connection with the server; and the processor downloads a backup program code from the server through the network for execution to complete the boot process.

The invention discloses a method and a device for generating video abstraction. The method includes: acquiring key frames according to intelligent video stream frame-grabbing algorithm; extracting and classifying backgrounds and objects in the key frames using background compensation algorithm; dividing into a plurality of video data having similar time duration on the basis of a time shaft according to motion track of the objects, and overlapping with the backgrounds having the same time duration to generate the video abstraction. By the method, more historical video data can be saved with less storage space.

The invention discloses a method and a system for displaying phone number information. The method may comprise the following steps of: when a communication terminal is used by a user, monitoring called or calling events and acquiring a target phone number from the called or calling events; if the target phone number is an enterprise phone number, acquiring relevant information of the target phone number from a cloud server, wherein the relevant information includes information which is customized and uploaded to the cloud server for saving by an owner of the enterprise phone number; and creating an display interface in the communication terminal and displaying the acquired relevant information on the display interface. According to the method and the system, the relevant information of the enterprise phone number can be set by the owner of the enterprise phone number and displayed.

The utility model discloses a structured encoding method of low density parity checking code encoder. The rows mb and lines mb basic matrix Hb that needs to contracture are confirmed according to the requirements of code rate and code length, the weight distribution of the matrix Hb is determined by the density evolution algorithm. An original basic matrix Hb<>MASK<> that matches and has the same structure with the with the basic matrix Hb is formed; a basic matrix Hb is generated according to the original matrix Hb<>MASK<> for storage; then the basic matrix Hb is modified to become a basic matrix Hb' so as to make all element value inside the modified basic matrix Hb'smaller than the extension factor Z of the low density parity code; the modified basic matrix Hb'is extended to gain the parity matrix H of the (mb is multipled by Z) row and (nb is multipled by Z)that is used in actual encoding. Finally, the data is encoded with the parity matrix H to obtain structured low density parity checking code. The coding method is simple and practical and a low density checking code that has a plurality of code length and excellent frame error rate performance.

The invention belongs to the technical field of information processing, relating to a data storage method based on RS (Reed-Solomon) erasure codes. The method comprises the following steps of: carrying out blocking processing and grouping processing on files to be stored; transmitting original data blocks of each data group to data nodes, and carrying out RS encoding by the data nodes so that each data group is increased with a plurality of redundant data blocks on the basis of the original data blocks; storing the encoded data blocks in the same data group on a plurality of machine racks, wherein the number of the data blocks in the same data group on the same machine rack does not exceed the number of the redundant data blocks; adopting the RS erasure codes to restore the data blocks when the data blocks in the stored files are damaged, and obtaining the restored data blocks. The invention saves a large amount of storage space on the basis of ensuring daily usage efficiency. The requirements for the reliability of data storage can be flexibly set according to the importance of the files. More abundant storage strategies can be provided by setting the number of backup files and encoding parameters, and the cost for data storage is greatly reduced.

An indoor television antenna assembly includes a base, a UHF antenna and a VHF antenna. The base has a top, a bottom, an annular groove defined in the top and two elongated straight slots defined in the bottom alongside the base. The UHF antenna is adjustably mounted on the top of the base and includes a ring seat rotatably mounted in the rotation recess and a ring antenna pivotally mounted on the ring seat. The VHF antenna is pivotally mounted in the base and includes an inner shaft pivotally mounted in the base and two dipole antennas pivotally respectively mounted on the inner shaft and held respectively in the elongated straight slots. Consequently, the foldable UHF and VHF antennas make the entire indoor television antenna assembly compact to save packaging materials and storage space.

The invention discloses an image deletion method and device. The image deletion method comprises the steps that when an instruction which is sent by a user and used for performing deletion detection on images is received or preset time is over, preset deletion condition detection is performed on the images to analyze whether the images are matched with preset deletion conditions; when the images are matched with the preset deletion conditions, the images matched with the preset deletion conditions are automatically deleted, or the user is reminded to delete the images matched with the preset deletion conditions. Deletion management on the images is achieved, the images matched with the preset deletion conditions are automatically deleted, or the user is reminded to delete the images matched with the preset deletion conditions, and therefore, memory space is effectively saved.

The invention relates to a real-time deformation monitoring pre-warning system based on an inertia-assistance positioning receiver and a real-time deformation monitoring pre-warning method based on the inertia-assistance positioning receiver. The real-time deformation monitoring pre-warning system is characterized by comprising a GNSS (global navigation satellite system) receiver, an accelerometer, a deformation monitoring device including a data interface and a time synchronization module, and a GNSS correction information obtaining device connected with the GNSS receiver and the deformation monitoring device respectively, wherein the data interface is connected with the time synchronization module in sequence, and the GNSS receiver and the accelerometer are connected with the data interface simultaneously. The GNSS receiver outputs the precise positioning result in real time; meanwhile, the accelerometer is adopted to help to capture dynamic deformation signals, the sampling rate stored by data is adjusted reasonably, and the storage space is saved; and due to the arrangement of a buffer area, the high-sampling-rate data of foreboding period of the severe deformation can be stored completely. The system and the method can be widely applied to the monitoring and the pre-warning of the geological disasters such as earthquake, landslide and the like, and applied to the deformation monitoring of dams, bridges, high-rise buildings and the like.

The invention relates to a smart surveillance system and a method thereof based on an ATM, pertaining to the computer control and application field. The system has functions of digital memory, overlay of card number, image recording, alarming and networking and can realize real-time monitoring on a money withdrawer and a cash mouth of the ATM. A human body proximity detector is arranged on the ATM, alarm is sent out correctly and a signal is sent to a camera to start image recording when an object approaches the ATM. Triggered video capture only starts to collect video information when a client makes transaction on the ATM. Alarm is sent out when no cash comes out from the cash mouth, vibration happens to the ATM, error happens to the identification of human face, fingerprint and the second generation ID card and discrepancy exists when making matching with a database. Meanwhile, remote alarm input and output of video image and working status information can be realized to achieve real-time network intelligent surveillance. The invention has the advantages of reasonable design, correct control, high reliability, perfect functions and low cost by fully using the prior art and combining the practical situation of the ATM.

The invention discloses a multi-focus image fusion method based on compressive sensing and relates to the technical field of image processing. By the multi-focus image fusion method, the main problem that a clear image with all focused sceneries is difficult to acquire due to a limited depth of field of an optical lens in the prior art can be solved. The multi-focus image fusion method is implemented by the following steps of: (1) blocking an image; (2) calculating an average gradient of each image sub block to determine a fusion weight value; (3) performing sparse representation on each image sub block and observing each image sub block by adopting a random Gaussian matrix; (4) performing weighted fusion on the fusion weight value of an observed value of each image sub block; and (5) recovering a fused image observed value by adopting an orthogonal matching traceback algorithm and performing wavelet inverse transformation on a recovered result to acquire a fused fully-focused image. By the multi-focus image fusion method based on the compressive sensing, a better image fusion effect can be achieved and higher convergence property is realized; and the method can be applied to fusion of a multi-focus image.

The invention relates to a fast triangle star atlas identification method in astronomy navigation technology field, which includes steps: 1. using star angular distance as a main identification characteristic, using relative magnitude difference of two stars as a auxiliary identification characteristic to determine star atlas identification characteristic quantity, using the star angular distance between two stars, the relative magnitude difference and star number of the two stars composing the star pair as storage basic element, hypothesizing star sensor view field diagonal distance to be d, storing all basic elements with diagonal distance less than or equal to d, constructing a navigation star database and storing the same; 2. extracting observed stars in a observation star atlas, ordering the star from light to dark according to brightness, constructing a observation triangle to be identified; 3. performing triangle identification by utilizing the method; and 4. verifying. The method realizes fast identification of star triangle in the observation star atlas, has advantages of small amount of calculation, stronger fault tolerance capability, faster identification time and navigation database with smaller capacity, and reduces storage pressure of redundant data to hardware system.

The invention provides a touch-control detection method of a touch screen, which comprises steps of firstly providing an induction matrix which includes a plurality of sensing units, then detecting sense data output by each sensing unit and defining the sensing units as touch points or non-touch points accordingly, identifying parts of the touch points as at least one touch point group, wherein amongst the same one touch point group, each touch point is at least adjacent to projected images of other touch points in column or row direction, after defining the touch point groups, namely extracting a maximum position and a minimum position respectively in column and row directions amongst the same one touch point group, and lastly determining the position of a touch center according to the maximum position and the minimum position in column and row directions. By the touch-control detection method of a touch screen, the invention can save storage space, promotes system efficacy and increases reaction speed.

The invention provides a data processing method, a data processing device, an RLC entity and a PDCP entity. The method comprises that: the radio link control RLC entity transmits data from the packet data convergence protocol PDCP entity and then transmits a data transmission notice to the PDCP entity; and the PDCP entity receives the data transmission notice, searches for the corresponding data from the cached data of the PDCP entity according to the data transmission notice and deletes the searched data. The data processing method is favorable for saving a storage space of the PDCP entity and improving the utilization ratio of the memory resources of the PDCP entity.

The invention discloses a video data transmission method. The method comprises the following steps: receiving a client request for transmitting a video clip, wherein the request carries a network bandwidth parameter; regulating the video data size of the video clip according to the network bandwidth, so that the video data size matches the detected network bandwidth parameter; and transmitting the regulated video clip to the client. The invention also provides a video data transmission system, which comprises a client and a video server, wherein the client transmits a request for distributing the video clip and provides the network bandwidth information to the video server; and the video server regulates the video data size of the video clip according to the network bandwidth information so that the video data size matches the network bandwidth parameter, and transmits the regulated video clip to the client. The invention can transmits video data after self-adapting to the network bandwidth, thereby maximally ensuring the fluent playing of the video. In addition, in the distribution process, partial contents in a video file is transmitted each time, thereby simplifying the file management.

The invention relates to a configurable real-time transparent compressing method in a file system, belonging to the technical field of computer data storage. In the establishment stage of a file system, corresponding compression algorithms are set for different types of files in a configuration file (compression configuration information is read in a mount stage of the file system, such as a computer memory), and a file metadata table, a data block index and a file composition table are set in an embedded database; in the using stage of a file system, an operating command initiated by application program to the file system is received and responded through drive of the file system, and the read and written data is subject to real-time transparent compression according to the configuration requirement. In the method, proper compression policies and compression algorithms for various types of files in the file system can be flexibly configured so as to effectively save memory space and avoid waste of calculation resources; and convenience of the read and write of the files cannot be affected because the compressing process of the method is transparent to the application program and users.

The invention discloses a deblock effect filter device which comprises a vertical side filter module used for carrying out filter treatment on the vertical side of a macro block; a horizontal side filter module the input end of which is connected with the output end of the vertical side filter module and the output end thereof is connected with the input end of the vertical side filter module used for carrying out filter on the horizontal side of the macro block; an external memory module which is respectively connected with the vertical filter module and the horizontal filter module and is used for memorizing the result data and the line buffer data of the vertical filter and the horizontal filter. The invention discloses a deblock filter effect filter method by utilizing the device which comprises carrying out vertical filter and horizontal filter. As the independent vertical filter module and the horizontal filter module are adopted in the invention, the memory space of a chip macro block grade; moreover, the parallel mode of vertical filter and horizontal filter is adopted for carrying out filter, in this way, a time sequence is looser; and the self-adapting mode of the frame field of the macro block grade is supported, thus extensively improving the filter efficiency.

The invention provides a multi-image encryption and authentication method based on sparse constraint and a system. The method comprises steps that multiple colorful images are respectively expressed as multiple quaternion matrixes; quaternion Gyrator transformation is employed to carry out double random phase encryption of the multiple quaternion matrixes to acquire multiple cryptograph data; according to the sparse matrixes, sparse expression of the multiple cryptograph data is carried out respectively to acquire multiple sparse cryptograph data; and components comprise real and imaginary components; the multiple sparse cryptograph data are superposed to acquire a final cryptograph; the final cryptograph is decrypted; and according to the decryption result and the to-be-detected images, non-linear correlation distribution is calculated to carry out authentication. The multi-image encryption and authentication method based on sparse constraint is advantaged in that relatively high security is realized, the cryptograph space and the operation time can effectively saved, and the method is suitable for being applied to image secret communication and authentication fields.

The embodiment of the invention provides a distributed cache method and system. The method comprises the following step: determining a first cache node according to a primary key value of metadata, and determining a second cache node according to a secondary key value of the metadatathe; and storing metadata issued by center storage node in the first cache node and storing index position of the metadata in the second cache node, wherein the index position of the metadata is used for indicating addresses of the first cache node. According to the invention, the access of the metadata can be achieved by the index position of the metadata, so that the same metadate stored in a plurality of cache nodes is avoided, thereby avoiding redundant storage of the metadata, saving storage space and ensuring the data access consistency.

The invention discloses a method for data transmission. The method is used for an object carousel system consisting of a front end and a terminal and comprises the following steps of: requesting to acquire a directory tree structure of a webpage from the front end by using the terminal and establishing the directory tree structure of the webpage according to the data acquired by the request; determining the hierarchy which the page requested to be opened by a browser at present belongs to; requesting to acquire file data corresponding to the page requested to be opened at present from the front end; displaying the page and caching the data according to the data acquired by the request; requesting to acquire file data corresponding to a next-stage page of the page requested to be opened atpresent; caching the file data which the next-stage page corresponds to and is acquired by the request; and then waiting for the next request of the browser. The invention also discloses a system fordata transmission. The method and the system for data transmission has the advantages of reducing occupied storage space when the front end stores the webpage data, preventing the terminal from receiving repeating data repeatedly when requesting data, and improving the effective downloading speed of the terminal.

The invention discloses a video monitoring front end memory method and a video monitoring system. According to the invention, a front-end memory strategy including stored frame number per second is configured on video monitoring front end equipment; the front end memory is performed by the video monitoring front end equipment according to the configured memory strategy; and the memory strategy can be adjusted when the triggering condition is satisfied through judgment. Through the invention, the recording parameter of the video monitoring can be dynamically adjusted as required, the memory space is reduced to the utmost under condition of limited front end memory space, so more audio-video data can be stored, and the recording definition is ensured in case of emergency.

The invention relates to a reconfigurable task processing system, a scheduler and a task scheduling method. The system comprises the scheduler, a layout and a resource manager, wherein the scheduler is used for extracting space-time attribute parameters of a received task, calculating the slackness of the task, generating a potential layout time table PPTL of a task layout, sending the PPTL to the layout, scheduling tasks in a queue to be scheduled according to a received layout result fed back by the layout, and sending resource state update information to the resource manager according to the scheduling result; the layout is used for performing a layout research on the resource provided by the resource manager according to each time in the PPTL after receiving the PPTL, obtaining a start time and a corresponding resource of the task and feeding back the layout result to the scheduler; and the resource manager is used for updating a resource state in a task layout area when receivingthe resource state update information sent by the scheduler, and providing a three-dimensional search space for the layout so as to improve the scheduling efficiency of the task.

The invention discloses a trusted routing method based on a medium earth orbit/low earth orbit network, aiming at solving the problems in the prior art that the communication expense is increased, the satellite calculation amount is increased and the trust requirements of routing cannot be met. The trusted routing method comprises the specific realization steps: firstly, constructing a medium earth orbit/low earth orbit MEO/LEO double-layered satellite network model; dividing topological snapshot and sending a topological snapshot report; generating a comprehensive link information report of a low earth orbit LEO satellite layer; sending the comprehensive link information report of the low earth orbit LEO satellite layer; carrying out trust evaluation on a low earth orbit LEO satellite, so as to construct a trusted network topology; and finally, generating a simple routing table and transmitting the simple routing table. According to the trusted routing method, a storage space of an MEO layer satellite is effectively saved, the communication expense is reduced and the dependability of routing is enhanced.

The invention provides an internet of vehicles monitoring system. The internet of vehicles monitoring system includes at least one vehicle terminal, at least one big data server, at least one CRM server and at least one user terminal. The internet of vehicles monitoring system has the advantages of utilizing cameras at the front and back of the body of a motor vehicle to acquire the vehicle body images around the vehicle body; utilizing a plurality of sensor units in the motor vehicle to acquire the vehicle driving data of the motor vehicle; during the vehicle driving process, using the wireless communication mode to upload the motor vehicle image data and the vehicle driving data to a server and a mobile communication terminal; and being convenient for calling, saving the storage space and preventing accidental deletion of data. Besides, even when the motor vehicle is in the stalled and stationary state, the monitoring system can be timely started when an accident happens so that the parking accident data can be uploaded to the server or transmitted to the driver.

The invention provides a method, a device and a system for sharing user contact details. The method comprises the following steps of: storing the contact information transmitted by a sharing initiator through a server arranged in the Internet; sharing the stored contact information transmitted by the sharing initiator; and notifying a sharing receiver with the shared contact information. In the method provided by the invention, a cloud contacts mode is used, the storage space of a mobile phone of the user is saved, the influence caused by loss of mobile phone contacts is avoided, even if the caller is not in the mobile phone built-in contacts, the information of the caller also can be displayed through the cloud contacts; the user can freely select the sharing range of the contact information, the system uses corresponding mode to push the contact information to the sharing range set by the user; and after changing the contact details, the user can automatically or manually update the contact details in the cloud contacts according to settings, and the system chooses whether to share the new contact details information with other users according to the user settings, so that timely updating and synchronization of the contact details information are guaranteed.

The invention discloses a message transmission method and a device. The method comprises: a network device generates a corresponding multi-level flow table according to a plurality of first-level flow tables and issues the multi-level flow table to a hardware forwarding chip; the network device selects N first-level flow tables according to the number of times of message matching and issues the N first-level flow tables to the hardware forwarding chip; when the network device receives a message, first-level flow table matching is carried out preferentially based on the information carried by the message; if matching is done successfully, the matched first-level flow table is used for carrying out message forwardly; and otherwise, the multi-level flow table matching is carried out and the message is forwarded by using the matching result of the multi-level flow table. According to the embodiment of the invention, the ternary content addressable memory (TCAM) storage space can be saved; the TCAM cost can be lowered; and the searching time and matching time can be saved.

The invention relates to the field of intelligent security protection, and discloses a method and system for automatically finding and registering a target in surveillance video. The method system for automatically finding and registering the target in the surveillance video comprises the following steps that the target is detected in a video stream; feature extraction is carried out on the detected target so that the target feature is obtained; whether the target feature has already existed in a target list or not is judged, if yes, the frequency of appearance of the target feature is increased by one, and if not, the target feature is added into the target list, and the frequency of the appearance of the target feature is set as one; whether the frequency of appearance of the target feature exceeds a preset threshold value or not is judged, and if yes, the target feature is arranged in an alarm list in a registration mode. On the basis of a comparison system, the key target which appears repeatedly is automatically found and automatically arranged in the alarm list in a registration mode to serve as an object which is analyzed and processed subsequently in a focused mode, and the common comparison system is more intelligent and practical.