Patent application number | Description | Published |
20100205481 | Method and Apparatus for Detecting and Handling Peer Faults in Peer-to-Peer Network - A method and apparatus for detecting and handling peer faults in a Peer-to-Peer network are disclosed. A peer in the P2P network receives a diagnosis request message; then detects whether a peer is faulty according to a preset fault detection method; and sends a diagnosis response message to a source peer that constructs the diagnosis request message or a peer specified by the diagnosis request message, where the diagnosis response message carries a detection result, and the detection result carries information about the faulty peer if the peer is detected as faulty. Through the technical solution under the present invention, the faults of the peers on the forwarding path in the P2P network can be detected. | 08-12-2010 |
20100290347 | METHOD, DEVICE AND SYSTEM FOR DIAGNOSING WHETHER NODES ARE ABNORMAL IN P2P NETWORK - In the field of communications, a method, device and system for diagnosing whether nodes are abnormal are provided. The method includes: sending a diagnostic message with an identifier of a message to be detected; determining whether an acknowledgement message sent from a node corresponding to the diagnostic message is received; and if the acknowledgement message is received, determining that the node is a normal node; otherwise, determining that the node is an abnormal node. A device for diagnosing whether nodes are abnormal, an intermediate node device and a system for diagnosing whether nodes are abnormal are further provided. The method, device and system have the advantage of diagnosing whether a node is abnormal and whether a node is an abnormal node. | 11-18-2010 |
20140029620 | PACKET HANDLING METHOD, FORWARDING DEVICE AND SYSTEM - A packet handling method, comprising: receiving a TCP ACK packet currently sent by a client; searching in a storage device for a TCP packet requested for retransmission by the TCP ACK packet when it is determined that the Acknowledge Number field value in the TCP header of the TCP ACK packet currently sent by the client is equal to that previously sent by the client over the same TCP connection; discarding the TCP ACK packet and transmitting the TCP packet to the client when the TCP packet requested for retransmission is found in the storage device. In comparison to the prior art, where the TCP packet at anytime is directly transmitted by a server to the client via the forwarding device, bandwidth between the server and the forwarding device is saved, thereby network congestion is reduced, and network resource utilization is increased. | 01-30-2014 |
Patent application number | Description | Published |
20130319745 | Routing Structure and Display Panel - The present invention provides a routing structure and display panel. The routing structure includes a plurality of routing, disposed separately. Each routing corresponds to a symbol, and the symbol is disposed on the routing to act as a part of the routing to conduct electricity. In this manner, the routing structure and display panel of the present invention allow expansion of routing width, effectively reduce RC constant and energy-consumption, and improve yield rate. | 12-05-2013 |
20130321362 | Display Panel and Drive Method of Panel Display Device - The present invention discloses a display panel, including data IC and at least two scan ICs. Data IC includes input and output terminals of first scan signal. Scan IC includes input and output terminals of second scan signal. Input terminal of each scan IC is connected to output terminal of first scan signal on data IC through respective wire. Wires have equal resistance or have resistance difference smaller than a default value. The present invention also provides a panel display device and drive method thereof. As such, the present invention can improve luminance uniformity of display panel. | 12-05-2013 |
20130321478 | Dislplay Panel, Flat-Panel Display Device and Driving Method Thereof - The display panel includes data driven chip and at least two scanning driven chips. The second scanning signal input terminal of each of the scanning driven chip is connected to a first scanning signal output terminal of the data driven chip by corresponding transmission circuits. At least one transmission circuit includes a serially connected resistor so that sum of impedance of the transmission circuits are equal, or the difference of the impedance of the transmission circuit is less than a predetermined value. In addition, a flat-panel display device with uniform brightness and a driving method thereof are also provided. | 12-05-2013 |
20140072729 | DISPLAY PANEL AND MANUFACTURING METHOD, PANEL DISPLAY DEVICE THEREOF - The present invention provides a display panel, which includes active area and vacant area surrounding the active area, and dummy pattern area without display functionality being disposed along boundary between active area and vacant area. The present invention also provides a manufacturing method of display panel and a panel display device. The present invention disposes dummy pattern area along boundary active area to withstand loading effect and to ensure active area is not affected by loading effect and display patterns are normal and uniform. | 03-13-2014 |
Patent application number | Description | Published |
20080239767 | Power supply circuit with pulse generating circuit and current-limiting circuit - An exemplary power supply circuit ( | 10-02-2008 |
20090009106 | Circuit for driving light sources using balanced feedback signal - An exemplary circuit ( | 01-08-2009 |
20090085906 | Power circuit and liquid crystal display using same - An exemplary power circuit includes a first rectifying and filtering circuit, a power factor correction (PFC) circuit, an inverter circuit and a second rectifying and filtering circuit. The first rectifying and filtering circuit receives an AC voltage and transforms the AC voltage to a first DC voltage. The power factor correction circuit includes a first transformer, a first diode and a first storage capacitor. The inverter circuit includes a transistor and a second transformer. A primary winding of the second transformer is grounded via the transistor and receives the first DC voltage via a primary winding of the first transformer, the first diode and a secondary winding of the first transformer in series when the transistor is switched on. The second rectifying and filtering circuit connected to a secondary winding of the second transformer for providing a second DC voltage to a load circuit. | 04-02-2009 |
20090251928 | Switching power supply circuit - A switching power supply circuit includes a direct current (DC) power supply input terminal, a first transformer including a first primary winding, a second transformer, and a pulse generating circuit, and a startup circuit. The pulse generating circuit includes first and second first switching units connected in series and two voltage division resistors connected in series between the DC power supply input terminal and ground, and two capacitors connected in parallel with one of the two voltage division resistors. The second transformer includes a second primary winding connected between control terminal and second conducting terminal of the first switching unit, a second secondary winding; and an assistant winding connected between the control terminal of the second switching unit and ground. The second conducting terminal of the first switching unit is grounded via the second secondary winding, the first primary winding and a capacitor in series. | 10-08-2009 |
20090262558 | Switching power supply circuit and driving method thereof - A switching power supply circuit includes a direct current (DC) power supply input, a first transistor, a capacitor, a first resistor, a second resistor, a switching circuit including a second transistor, and a first transformer including a first primary winding and a secondary winding. The DC power supply input is connected to a drain electrode of the first transistor via the capacitor. A gate electrode of the first transistor is connected to ground via the first resistor, and connected to the drain electrode of the first transistor via the second resistor. The DC power supply input is connected to a source electrode of the first transistor via the primary winding. The source electrode of the first transistor is grounded via the second transistor. The secondary winding is structured and arranged to drive a load circuit. | 10-22-2009 |
20090284993 | Switching power supply circuit - A switching power supply circuit includes a direct current (DC) power supply input; a voltage divider connected between the DC power supply input and ground; a transformer including a primary winding, a secondary winding, and an assistant winding; a pulse generating circuit including a first transistor, a second transistor, an oscillation capacitor, and an oscillation resistor; an output; and a feedback circuit adjusting a duty ratio of a pulse signal in the assistant winding. The DC power supply input is grounded via the primary winding, two conducting electrodes of the second transistor. A control electrode of the second transistor is connected to an output of the voltage divider. An output of the voltage divider is connected to a control electrode of the second transistor and is grounded via two conducting electrodes. A control electrode of the first transistor is grounded via the assistant winding and grounded via the oscillation capacitor and the oscillation resistor connected in series. | 11-19-2009 |
20090289881 | Power circuit and liquid crystal display device - A power circuit includes a transformer, a full-bridge rectifier and a feedback circuit. The transformer is used to input an external AC voltage. The transformer includes a plurality of output terminals. The output terminals include a plurality of output terminal combinations, and at least two different output terminal combinations output a first AC voltage and a second AC voltage. The full-bridge rectifier is used to convert the first AC voltage or the second AC voltage into DC voltages. The feedback circuit makes the transformer switch between different output ports combinations according to the value of the second AC voltage. | 11-26-2009 |
20110062923 | SWITCHING POWER SUPPLY CIRCUIT - A switching power supply circuit includes a power circuit, a switching circuit and a load. The switching circuit includes a first filter module, a power processing unit, a stability module, and a second filter module. The first filter module receives a voltage signal from the power circuit and sends a filtered first voltage signal to the power processing unit; the power processing unit outputs a second voltage signal, the stability module stabilizes the second voltage signal and sends a third voltage signal to the second filter module; the second filter module filters the third voltage signal and sends a drive voltage to the load. In response to the second voltage signal instantaneously changing from high to low or low to high, during the change in current, power of the second voltage signal is stored in the stability module and released through the second filter module. | 03-17-2011 |
Patent application number | Description | Published |
20120278448 | Method and System for Accessing Microblog, and Method and System for Sending Pictures on Microblog Website - The present disclosure provides a method and a system for accessing a microblog and a method and a system for sending a picture on a microblog website, and relates to the field of computer technology. The present disclosure includes: prestoring an original picture and a text at a server, and correspondingly storing a thumbnail picture corresponding to the original picture; the server sends the text and the thumbnail picture to the mobile terminal when the mobile terminal sends a request to the server to access the microblog; the server sends the original picture to the mobile terminal when the mobile terminal sends an original picture downloading request to the server to request for obtaining the original picture corresponding to the thumbnail picture. In the embodiments of the present disclosure, a text and a picture are stored separately at a server, and the picture may comprise an original picture and a thumbnail picture. In this way, when a mobile terminal accesses a microblog at the server, the thumbnail picture may be sent to the mobile terminal; and the original picture corresponding to the thumbnail picture is sent to the mobile terminal upon a request from the mobile terminal, so as to reduce the amount of data transmission. | 11-01-2012 |
20130076758 | Page Switching Method And Device - A page switching method and device. The method includes: displaying current message page; when detecting a touch operation, drawing a page-turning animation according to the touch operation, and playing the page-turning animation; and when the touch operation stops, displaying an adjacent message page. | 03-28-2013 |
20130215216 | METHOD AND APPARATUS FOR DISPLAYING INFORMATION BY ANIMATION - The present invention provides a method and an apparatus for displaying information by animation. The method includes: creating different interfaces corresponding to different visible areas; determining a visible interface among the created interfaces, displaying the visible interface, and hiding the other interfaces; and displaying, when receiving a trigger of displaying a visible area, an interface corresponding to the visible area in an animated manner, and hiding interfaces other than the interface corresponding to the visible area. The present invention avoids occurrence of flashing after the end of animation that is caused by coercive rearrangement of a control and adverse to the effect of animated display. | 08-22-2013 |
20130226943 | Method And Device For Displaying Message - A method and device for displaying messages including receiving messages, querying and acquiring a user message memory database corresponding to a sender user number according to the sender user number carried in the messages; combining the received messages according to a preset time strategy and the acquired user message memory database; and displaying the combined message. The amount of new messages displayed in a message receiving interface list can be increased, user's chat experience can be improved, and display screen utilization rate can be improved. | 08-29-2013 |
20140148200 | Method, Terminal and Server for Adding User Association Relationship - Embodiments of the present invention disclose a method, terminal and server for adding a user association relationship. The method includes that: a server receives current environment information and current user information of a first mobile terminal from a client running in the first mobile terminal, and receives current environment information and current user information of a second terminal from a client running in the second terminal; and a server determines whether the current environment information of the first mobile terminal and the current environment information of the second terminal satisfy a predefined user association criterion; if yes, adding a user association relationship for user accounts respectively corresponding to the first mobile terminal and the second terminal. By the present invention, the user association relationship may be added into terminals based on the geographical locations of both sides condition. | 05-29-2014 |
Patent application number | Description | Published |
20110053389 | GROUND CONNECTOR FOR PORTABLE ELECTRONIC DEVICE - A portable electronic device includes two PCBs and a ground connector. The ground connector includes a flat, two legs, and an arm. The flat attaches the grounding connector to one of the PCBs. The two legs project from the flat and cooperatively defining a receiving space. The arm, extending from the flat, is received and extends of the receiving space and electronically connecting to the other PCB. | 03-03-2011 |
20110133612 | PORTABLE ELECTRONIC DEVICE WITH PENDANT MOUNTING STRUCTURE - A portable device comprises a main body, a cover, a pendant mounting structure. The cover is mounted to the main body. The pendant mounting structure is coupled between the main body and the cover, the pendant mounting structure includes a mounting space and a post that engages with the mounting space. When the cover is mounted to the main body, a retaining hole is defined between the mounting space and the post for retaining a hanger element on the device. | 06-09-2011 |
20110159334 | BATTERY COVER ASSEMBLY FOR PORTABLE ELECTRONIC DEVICES - A battery cover assembly is used for a portable electronic device. The battery cover assembly includes a base body, a battery cover, a latching member and an elastic rod. The battery cover forms two hooks. The latching member is slidably attached to the base body. The latching member defines two hook holes. The elastic rod is attached to the base body and provides an elastic force to the latching member. | 06-30-2011 |
20110228454 | HOUSING OF PORTABLE ELECTRONIC DEVICE - A housing of a portable electronic device includes a main body, a cover assembled to the main body, and a protecting member positioned between the main body and the cover and integral with the main body. A part of the protecting member forms a protruding first protection surface and a sunken second protection surface, a transition surface between the first protection surface and the second protection surface defines a third protection surface, and a protection flange is formed on the second protection surface. The first protection surface and the third protection surface tightly contact the cover to form a protection structure that prevents outside contamination from entering the housing, and the protection flange prevents contamination that passes through the protection structure from further entering the housing. | 09-22-2011 |
Patent application number | Description | Published |
20100109607 | Battery Array Voltage Equalization Device - The present invention provides a battery array voltage equalization device comprising: a sampling unit which samples the battery voltage signals of the battery array according to a sampling control signal; an analog-to-digital converting unit which converts the sampled voltage signals into a digital voltage signal; a control unit which generates the sampling control signal and a driving signal based on the digital voltage signal; an equalization unit which equalizes the voltage signals of the battery array based on the driving signal; a filter unit which is connected to the equalization unit and the battery array. The present invention applies the filter unit to filter out the ripple signal generated during equalization. | 05-06-2010 |
20100127569 | Circuit for Controlling the Operation of a Backup Power Supply - The present invention provides a circuit for controlling the operation of a backup power supply, wherein the circuit comprises a switch unit, a control unit, and a processing unit; wherein the switch unit is configured to be operably coupled to an external power supply; wherein a first input terminal is configured to be operably coupled to a backup power supply, a second input terminal is configured to be operably coupled to the switch unit, the third and fourth output terminals of the control unit are configured to be operably coupled to an input terminal of the processing unit; the fifth and sixth input terminals of the control unit are configured to be operably coupled to a respective output terminal of the processing unit; and the control unit is configured to turn on and off the backup power supply. | 05-27-2010 |
20100156381 | Voltage Regulating Device for Load Starting - The present invention provides a voltage regulating device for load starting, wherein the voltage regulating device comprises a voltage regulating circuit, and a switch circuit configured to be operably coupled between an output terminal of voltage regulating circuit and a load; wherein the switch circuit is configured to disconnect the voltage regulating circuit from the load when the voltage regulating circuit connects to a DC power. | 06-24-2010 |
20110141632 | REVERSAL CONNECTION PROTECTING CIRCUIT - The present invention discloses a reversal connection protecting circuit. The reversal connection protecting circuit includes a power supply interface, a secondary battery, a reversal connection driving unit and a power switching unit. The reversal connection protecting circuit further includes an anti-reversal unit. And the reversal connection protecting circuit further includes a processing unit and a warning interface. According to the present invention, the inconvenience brought by substituting a fuse that is melted in a protecting circuit under the condition that the power supply of the protecting circuit is reversely connected in prior art is overcome. | 06-16-2011 |
20110211286 | REVERSE-CONNECTION PROTECTING DEVICE AND BACKUP POWER SUPPLY INCLUDING THE SAME - A reverse-connection protecting device comprises an interface, a battery control module and an activation module. The interface includes first and second lead-in ends coupled to respective ones of first and second lead-out ends. The second lead-in end is couplable to a negative terminal of a backup battery. The second lead-out end is couplable to each negative terminal of a load and an external power supply. The battery control module is coupled to the first lead-in end of the interface and couplable to a positive terminal of the backup battery. The battery control module is configured to control the charging or discharging of the backup battery. The activation module is coupled to the battery control module, and couplable to the load and the external power supply. The activation module is configured to drive the battery control module after the external power supply is powered on, but disable the battery control module in an instance in which the load, the backup battery or the external power supply is reversely connected. | 09-01-2011 |
Patent application number | Description | Published |
20120147850 | CELL SEARCH METHOD OF TERMINAL AND RELATED DEVICE AND SYSTEM - A cell search method of a terminal is provided. The terminal includes first and second network units. The first network unit camps a CS domain on a first network preferentially, and executes a CS domain service; the second network unit camps a PS domain on a second network preferentially, and executes a PS domain service; the first network unit receives a system message from a cell of the first network where the first network unit is located, and determines whether the system message carries neighboring cell information of the second network of the cell; and the second network unit searches for a cell of the second network after the first network unit determines that the system message carries the neighboring cell information of the second network of the cell. With the solutions, subscriber experience can be improved and cell search time of the terminal can be reduced. | 06-14-2012 |
20120252443 | METHOD FOR SELECTING A NETWORK BY A TERMINAL AND DUAL-STANDBY TERMINAL - Embodiments provide a method for selecting a network by a terminal and a dual-standby terminal. The method includes: enabling, by a first network processing module, a circuit switched (CS) domain to preferably camp on a first network, and executing a CS domain service; enabling, by a second network processing module, a packet switched (PS) domain to preferably camp on a second network, and executing a PS domain service; wherein, signal quality of the first network is better than that of the second network, and a data transmission rate of the second network is higher than that of the first network; and closing the second network processing module when no PS domain service exists in a set duration. These embodiments help improve the service quality and reduce power consumption of the terminal. | 10-04-2012 |
20130235847 | Network Selection Method and Terminal Device - A network selection method and a terminal device are applied to the field of communication technologies. The network selection method is applied to a terminal device based on a subscriber identity module SIM card, and includes preferentially camping a circuit switched CS domain on a first network and preferentially bearing a CS domain service by the first network; preferentially camping a packet switched PS domain on a second network and preferentially bearing a PS domain service by the second network; when communication quality of the second network fails to meet requirements of the PS domain service, camping the PS domain on the first network and bearing the PS domain service by the first network. | 09-12-2013 |
20130303235 | METHOD FOR REDUCING FREQUENCY BAND INTERFERENCE FOR MULTI-MODE TERMINAL, MULTI-MODE TERMINAL, AND NETWORK DEVICE - A method for reducing frequency band interference for a multi-mode terminal, including: using a first frequency band to establish a first service in a first network standard; using a second frequency band to establish a second service in a second network standard; when determining that the first frequency band and the second frequency band interfere with each other, updating a frequency band capability support state or reporting an interference collision event to a network corresponding to a low-priority service, so that the network corresponding to the low-priority service updates a frequency band used by the low-priority service to a frequency band that has less interference with a frequency band used by a high-priority service, and establishing the low-priority service according to the updated frequency band. According to the embodiments of the present invention, interference between frequency bands of the multi-mode terminal may be reduced. | 11-14-2013 |
20130310031 | METHOD FOR SELECTING A NETWORK BY A TERMINAL AND DUAL-STANDBY TERMINAL - Embodiments provide a method for selecting a network by a terminal and a dual-standby terminal. The method includes: enabling, by a first network processing module, a circuit switched (CS) domain to preferably camp on a first network, and executing a CS domain service; enabling, by a second network processing module, a packet switched (PS) domain to preferably camp on a second network, and executing a PS domain service; wherein, signal quality of the first network is better than that of the second network, and a data transmission rate of the second network is higher than that of the first network; and closing the second network processing module when no PS domain service exists in a set duration. These embodiments help improve the service quality and reduce power consumption of the terminal. | 11-21-2013 |
Patent application number | Description | Published |
20090046626 | METHOD AND DEVICE FOR REORDERING DATA IN WIRELESS COMMUNICATION SYSTEM - A method and a device for reordering data in a mobile communication system are disclosed. The method comprises: receiving correctly decoded transmission blocks and transmitting the blocks to a link control entity by a receiving-end MAC entity; decapsulating the transmission blocks and reordering and reassembling the resulting upper-layer PDUs by the receiving-end link control entity to obtain SDUs. The device includes: a first retransmitting unit which is adapted to transmit received transmission blocks to the second retransmitting unit; and a second retransmitting unit connected to the first retransmitting unit, which is adapted to receive and decapsulate the transmission blocks from the first retransmitting unit to obtain upper-layer PDUs, reorder and reassemble the PDUs to obtain SDUs, and transmit the SDUs to the upper layers. By reducing the number of data reorderings between protocol layers and simplifying data header information, the present invention reduces data transmission delay and data overhead. | 02-19-2009 |
20130077521 | METHOD AND DEVICE FOR UPDATING COORDINATED MULTI-POINT TRANSMISSION SET - A method and a device for updating a coordinated multipoint (CoMP) transmission set are provided by the embodiments of the present invention. The embodiments of the present invention can update the CoMP transmission set, and adjust the CoMP coordinated cells flexibly, which is conducive to further improving the overall performance of the cell and the performance of the users at the edge of the cell. | 03-28-2013 |
20130215831 | HIGH ORDER MODULATION CONFIGURATION METHOD AND APPARATUS FOR USER EQUIPMENT IN A CELL FORWARD ACCESS CHANNEL STATE - The embodiment of the current invention provides a higher-order modulation method and device for a user equipment in a cell forward channel state, the method comprising: obtaining cell capability reported by a base station; determining whether to deploy a higher-order modulation for the user equipment in the cell forward access channel state according to the cell capability and a current configuration policy configured by the wireless network controller; separately sending a higher-order modulation activation indication to the base station and the user equipment if it is determined to deploy the higher-order modulation for user equipment in the cell forward channel state. The method and device of the embodiment increase the peak rate of the user equipment in the cell forward channel state via introducing higher-order modulation to the cell forward channel state, and provide guarantee for additional subsequent service bearers in the cell forward channel state. | 08-22-2013 |
20130286982 | METHOD, DEVICE AND SYSTEM FOR PROCESSING A MESSAGE - The embodiment of the present disclosure provided a method, device, and system for processing a message. The method for processing a message comprises obtaining a traffic type of a service data packet, sending the message or a data packet that carries the traffic type to a radio network controller, where the radio network controller obtains the traffic type and performs scheduling processing on the service data packet according to a quality of service requirement corresponding to the traffic type. The present disclosure can realize performing resource allocation and scheduling processing on the applications corresponding to the service data packet based on the traffic type. Compared to resource allocation and scheduling processing based on the traffic type in the prior art, the granularity of classification of the present disclosure is more refined, and can realize more refined resource allocation and scheduling processing, and can effectively improve the efficiency of scheduling processing. | 10-31-2013 |
20130337860 | GROUP MANAGING METHOD AND PUSH SERVER - The present invention provides a group managing method and a PUSH Server. The method comprises: allocating a first group identifier to a group in an Application Server (AS); acquiring, according to a first identifier of a user joining the group, parameter information of the user, wherein the parameter information of the user comprises a second identifier of the user, location information of a user equipment (UE) corresponding to the user, and an identifier indicating whether the user enables reception of PUSH notification; establishing a group-based transmission bearer with a core network node; and generating group context corresponding to the first group identifier, wherein the group context comprises parameter information of the user in the group and information of the transmission bearer. Therefore, the group management efficiency is improved. | 12-19-2013 |
20140011527 | METHOD, DEVICE AND SYSTEM FOR PROCESSING GROUP MESSAGE - The present invention provides a method, device and system for processing a group message. The method comprises: when a group corresponding to a first group identifier has an updated group message, receiving a message corresponding to the first group identifier sent from a public data network (PDN); sending the message corresponding to the first group identifier to a core network node, so that the core network node sends the message to a radio network controller (RNC), which acquires, according to the first group identifier, indication bit and time information for sending the message; and sending the first group identifier, the indication bit, the time information and the message to a base station. The technical solution of the present invention can effectively improve the efficiency for an application server to send a message to each UE in the group. | 01-09-2014 |
20150071064 | ACCESS CONTROL METHOD, TERMINAL AND ACCESS NETWORK DEVICE - The present application provides an access control method, a terminal, and an access network device. The access control method includes: receiving, by a terminal from an access network device, a message that is used to reject or release a service originated or performed by the terminal, where the message includes domain wait time information or service type wait time information, where the domain wait time information is used to indicate a wait time specific to a domain of the service, or the service type wait time information is used to indicate a wait time specific to a service type of the service; and refraining, by the terminal, from originating the service in a time indicated by the domain wait time information or the service type wait time information. | 03-12-2015 |
Patent application number | Description | Published |
20090022222 | METHOD AND DEVICE FOR MULTI-VIEW ENCODING/DECODING USING DISPARITY VECTOR - A method of obtaining a disparity vector and its encoding/decoding in the multi-view coding process is disclosed. The present invention includes essentially: determining a disparity vector between two views during the multi-view image coding, and computing a disparity vector between the other two views according to the disparity vector between the two views and the known relative location information between each of the views. Thereafter, the disparity vector is used for multi-view encoding/decoding. The present invention further makes use of the correlation between the disparity vector and depth information of the spatial vector on one hand, and on the other hand makes use of the direct relationship between the disparity vector and the location of each of the cameras. It is experimentally proved that the disparity vector between several views can be accurately computed during the multi-view coding, thereby improving the performance of multi-view coding. | 01-22-2009 |
20100189181 | METHOD AND DEVICE FOR VIDEO CODING AND DECODING - A method and device for coding and decoding are disclosed. The method includes: dividing a picture to be encoded into several slices, each containing macroblocks continuous in a designated scanning sequence in the picture; dividing slices in the picture into one or more slice sets according to attribute information of the slices, each slice set containing one or more slices; and encoding the slices in the slice sets according to slice and slice set division information to get a coded bit stream of the picture. The decoding method includes: obtaining slice and slice set division information from a bit stream to be decoded and decoding the bit stream according to the obtained slice and slice set division information. The invention improves the performance of video transmission effectively and realizes region based coding. The implementation of coding and decoding is simple and the complexity of coding and decoding systems is reduced. | 07-29-2010 |
20100246998 | IMAGE INTERPOLATION METHOD AND APPARATUS, AND METHOD FOR OBTAINING INTERPOLATION COEFFICIENTS - An image interpolation method includes: obtaining pixel values of integer pixel points and/or sub-pixel points in the row, column or any other directions of pixel points; obtaining pre-calculated interpolation coefficients, and interpolating the pixel points. A method for obtaining image interpolation coefficients includes: solving a one-dimensional Wiener-Hopf equation to obtain needed interpolation coefficients in different directions. An image interpolation apparatus performs interpolation filter processing on pixel points by using a first obtaining module, a second obtaining module, and a first calculating module. With the image interpolation method and apparatus, and the method for obtaining interpolation coefficients, the interpolation filter accuracy of the pixel points may be improved, the search accuracy of pixel points may be improved, and thus a more accurate matching block may be obtained in a reference image. | 09-30-2010 |
20130034167 | VIDEO CODING AND DECODING METHODS AND APPARATUSES - A coding method includes: partitioning an image block to be decoded irregularly according to an irregular partitioning mode and a position parameter to obtain at least two different sub-blocks; comparing the sub-blocks with a reference sub-block to obtain a residual of a pixel value of the image block to be coded; obtaining a reference position parameter according to a surrounding block of the image block to be coded, and subtracting the reference position parameter from the position parameter of the image block to be coded to obtain a position parameter difference of the image block to be coded; quantizing the residual, and performing entropy coding on a result of the quantization, the motion vector information, and the position parameter difference; and writing the entropy coding result and partitioning mode information of the image block into a code stream. | 02-07-2013 |
20130216146 | Image Encoding and Decoding Methods and Related Devices - Image encoding and decoding methods and related devices are provided. An image encoding and decoding method includes: for a sub-image block obtained by partitioning an image block, determining at least two position parameters, in which the at least two position parameters include a first position parameter and a second position parameter, the first position parameter identifies whether the sub-image block is a rectangle or not a rectangle, and the second position parameter identifies endpoint information of the sub-image block; determining an encoding sequence of the first position parameter and the second position parameter according to a partition manner of the image block; and encoding the at least two position parameters according to the determined encoding sequence. | 08-22-2013 |
20130216147 | Image Encoding and Decoding Methods and Related Devices - Image encoding and decoding methods and related devices are provided. An image encoding and decoding method includes: for a sub-image block obtained by partitioning an image block, determining at least two position parameters, in which the at least two position parameters include a first position parameter and a second position parameter, the first position parameter identifies whether the sub-image block is a rectangle or not a rectangle, and the second position parameter identifies endpoint information of the sub-image block; determining an encoding sequence of the first position parameter and the second position parameter according to a partition manner of the image block; and encoding the at least two position parameters according to the determined encoding sequence. | 08-22-2013 |
20130301716 | Method and Device for Coding and Decoding Images - A method and a device for coding and decoding images are disclosed. The method for coding images includes: determining a second length according to a direction of a division line, a scale value, and a position parameter value; determining a division mode of the image block according to the direction of the division line, a first length, the second length, and the scale value; coding the image block according to the division mode of the image block; and coding a direction parameter value, the scale value, and the position parameter value. With the technical solution provided in the embodiments of the present invention, the determining of the division mode of the image block on the image coder is simplified. | 11-14-2013 |
20130301722 | IMAGE CODING AND DECODING METHOD, IMAGE DATA PROCESSING METHOD, AND DEVICES THEREOF - The present invention discloses a method for coding an image, a method for decoding an image, a method for processing image data, and devices thereof. The method for coding the image includes: determining a current intra coding block that uses a constrained intra prediction method among current inter coded frames; determining that neighboring coding blocks that are adjacent to the current intra coding block include a neighboring inter coding block; updating image data in the neighboring inter coding block based on an invariable value or image data in a neighboring intra coding block included in the neighboring coding blocks; and coding the current intra coding block based on the updated image data in the neighboring inter coding block. By using the methods and devices, the error recovery capability of an intra coding block may be improved, and the image data decoding quality may be improved. | 11-14-2013 |
20140010469 | PICTURE ENCODING AND DECODING METHOD, PICTURE ENCODING AND DECODING DEVICE AND NETWORK SYSTEM - A picture encoding and decoding method, a picture encoding and decoding device and a network system are provided, in which, the picture encoding method includes: determining a prediction block used by a picture block according to a division manner of the picture block; determining a corresponding division level in the picture block or the prediction block of transform blocks corresponding to the picture block or the prediction block, in which, the transform blocks corresponding to the picture block or the prediction block include one or more transform blocks; determining a size of the transform blocks corresponding to the picture block or the prediction block according to the division manner of the picture block and the division level; determining identification information for identifying the division level corresponding to the transform blocks corresponding to the picture block or the prediction block; and writing the identification information into a code stream. | 01-09-2014 |
20140079332 | Method and Module for Acquiring Position Information of Transform Block - An embodiment of the present invention provides a method for acquiring position information of a transform block. The method includes: obtaining a splitting manner of an image block; obtaining splitting direction information according to the splitting manner of the image block and a splitting layer number of a transform block, or obtaining splitting direction information according to the splitting manner of the image block and a numerical relationship between a width and a height of a transform block; and obtaining position information of a post-splitting transform block according to the splitting direction information. In embodiments of the present invention, splitting direction information is obtained directly according to a splitting manner of an image block and a layer number, and then, size information of a transform block is coded according to the splitting direction information, thereby effectively reducing complexity of a coding process. | 03-20-2014 |
20140112593 | METHOD AND APPARATUS FOR OBTAINING SIZE OF TRANSFORM BLOCK - The present disclosure provides a method for obtaining a size of a transform block, where the method includes: obtaining a dividing manner of an image block; and obtaining size information of a post-dividing transform block according to the dividing manner of the image block and a width and a height of a pre-dividing transform block. By using the method for obtaining a size of a transform block provided in this embodiment of the present disclosure, a size of a transform block may be coded according to a dividing manner of an image block or a height and a width of a pre-dividing transform block, thereby effectively improving coding efficiency. | 04-24-2014 |
20140177713 | METHOD AND DEVICE FOR DETERMINING TRANSFORM BLOCK SIZE - Embodiments of the present invention provide a method and a device for determining a transform block size, and can improve image compression efficiency. The method includes: obtaining, according to image block information and a splitting manner of an image block, a parameter of a transform block corresponding to the image block; and obtaining a transform block size according to the parameter of the transform block and the splitting manner of the image block. In the embodiments of the present invention, during determination of a transform block size, the transform block size is obtained according to a splitting manner of an image block and a parameter of a transform block corresponding to the image block. Therefore, a transform block matching the splitting manner of the image block can be used, improving image compression efficiency. | 06-26-2014 |
20140241427 | METHOD AND APPARATUS FOR CODING MATRIX AND METHOD AND APPARATUS FOR DECODING MATRIX - The present disclosure provides a method and an apparatus for coding or decoding a matrix, includes: dividing a matrix into layers according to a preset quantity of divided layers, and grouping matrix elements into different layers; performing, according to a determined layer number of a highest layer to be coded and in an order of layers one by one, coding processing on matrix elements at each layer to be coded; for a layer having a layer number less than or equal to the layer number of the highest layer to be coded, writing residual data between an original matrix element value corresponding to the layer and a corresponding matrix element predicted value into a bit stream; for a layer having a layer number greater than the layer number of the highest layer to be coded, writing no coded data of the layer into the bit stream. | 08-28-2014 |
20140341278 | METHOD AND DEVICE FOR VIDEO CODING AND DECODING - A method and device for coding and decoding are disclosed. The method includes: dividing a picture to be encoded into several slices, each containing macroblocks continuous in a designated scanning sequence in the picture; dividing slices in the picture into one or more slice sets according to attribute information of the slices, each slice set containing one or more slices; and encoding the slices in the slice sets according to slice and slice set division information to get a coded bit stream of the picture. The decoding method includes: obtaining slice and slice set division information from a bit stream to be decoded and decoding the bit stream according to the obtained slice and slice set division information. The invention improves the performance of video transmission effectively and realizes region based coding. The implementation of coding and decoding is simple and the complexity of coding and decoding systems is reduced. | 11-20-2014 |
20150043634 | METHOD AND APPARATUS FOR PROCESSING INTRA PREDICTION MODE - Embodiments of the present invention provide a method and an apparatus for processing an intra prediction mode. The method includes: determining whether an intra prediction mode of each neighboring block in multiple neighboring blocks of a current block is applicable to the current block; and obtaining multiple mapped intra prediction modes of the current block according to a result of the determining, if it is determined that an intra prediction mode of a neighboring block is applicable to the current block, setting the intra prediction mode of the neighboring block as a mapped intra prediction mode of the current block, and if it is determined that the intra prediction mode of the neighboring block is not applicable to the current block, setting a specific intra prediction mode as the mapped intra prediction mode of the current block. | 02-12-2015 |
Patent application number | Description | Published |
20080222702 | SYSTEM AND METHOD FOR PREVENTING VIRUSES FROM INTRUDING INTO NETWORK - Some embodiments of the present invention provide a system and method for preventing viruses from intruding into a network. The system for preventing viruses from intruding into a network includes: a detection unit for performing virus detection to traffic passing through the network, and a control unit arranged between terminals and the network. The control unit is adapted to control access of the terminals to the network, and decide whether to allow the terminals to access the network according to detection result from the detection unit. According to the invention, all the traffic of a terminal infected by a virus is limited, and the connection between the terminal and the network is interrupted, thereby preventing the virus from diffusing and propagating widely over the network, and improving operation security of the network. | 09-11-2008 |
20090019171 | METHOD, DEVICE AND SYSTEM FOR DETERMINING MAIL CLASS - The present invention discloses a method, device and system for determining a mail class. The method for determining a mail class includes: reading a mail head of a mail with an unknown class; extracting a first field in compliance with a first preset condition from the mail head; vectorizing combinations of the first field and its presentation forms into a first preset number of first feature vectors; taking the first feature vectors as input to a preset predictive algorithm for calculation with use of data stored for a pre-established behavior model to derive a calculation result; and determining the mail class of the mail with an unknown class from the calculation result. | 01-15-2009 |
20090043898 | MESSAGE FORWARDING METHOD AND NETWORK DEVICE - A message forwarding method includes: receiving a SIP registration request message carrying a contact address; obtaining the contact address carried in the SIP registration request message; and determining that the contact address is one of SIP proxy server addresses in a network stored in advance; and executing an abnormal process on the SIP registration request message. The present invention also discloses a network device. The message forwarding method and network device in the present invention can prevent a SIP loop attack. | 02-12-2009 |
20090285395 | SYSTEM AND METHOD FOR GENERATING ANALOG-DIGITAL MIXED CHAOTIC SIGNAL, ENCRYPTION COMMUNICATION METHOD THEREOF - A system and method for generating analog-digital mixed chaotic signal and an encryption communication method thereof are provided. In the system and method, the complementarity between continuous chaotic systems ( | 11-19-2009 |
20100017376 | METHOD AND SYSTEM FOR DETECTING ACCESSING HOST CONTAINED IN NETWORK, AND STATISTIC AND ANALYZING SERVER - A detecting method is provided, which includes extracting an Internet Protocol Identifier value from an obtained data packet. The detecting method may further include searching in a record table containing a correspondence relationship between an Internet Protocol Identifier value and a terminal serial number to determine whether the record table contains an adjacent Internet Protocol Identifier value smaller than the extracted Internet Protocol Identifier value and modifying the adjacent Internet Protocol Identifier value that is smaller than the extracted Internet Protocol Identifier value to be the extracted Internet Protocol Identifier value if the record table contains the adjacent Internet Protocol Identifier value smaller than the extracted Internet Protocol Identifier value. Otherwise, the detecting method may also include, adding a new record of the extracted Internet Protocol Identifier value and the corresponding terminal serial number into the record table. When a notification is received, the detecting method may calculate the number of terminal serial numbers in the record table and output the number of terminal serial numbers as the number of hosts. The provided detecting method may further provide a corresponding statistic and analyzing server and a detecting system. | 01-21-2010 |
20100095351 | METHOD, DEVICE FOR IDENTIFYING SERVICE FLOWS AND METHOD, SYSTEM FOR PROTECTING AGAINST DENY OF SERVICE ATTACK - A method, device for identifying service flows and a method, system for protecting against a denial of service attack are provided. The method for identifying service flows includes: detecting a user access to a target system; dynamically generating a set of user identifier information according to the detected user access to the target system and a preset user access statistical model; when the service flow needs to be identified, extracting the user identifier information from the service flow; comparing the extracted user identifier information with the user identifier information in the set of user identifier information to determine whether they are matched; determining whether the service flow is legal service flow according to the comparison result. | 04-15-2010 |
Patent application number | Description | Published |
20130073629 | System and Method for Friend Recommendation in Social Network Service Network - A system for friend recommendation in a Social Network service (SNS) network includes a server and clients. The server includes: an aggregation container database used for aggregating user information stored in the server in the SNS network; an obtaining module used for selecting user information from the aggregation container database as temporary friend information; a push module used for pushing the temporary friend information once obtained by the obtaining module, to the client directly. The client includes a data display unit used for displaying after the client receives the temporary friend information. With the application of the system, initiative aggregation of the user information in the server can be performed to generate the aggregation container database, and then the temporary friend information can be pushed to the client actively, thus the temporary friend information can be obtained without the initiative search of the user who user the client. | 03-21-2013 |
20130246617 | METHOD AND SYSTEM FOR PROCESSING NETWORK DATA - A method is provided for processing network data. The method includes detecting a network status, determining whether the network status meets one or more normal operating conditions, and entering an offline mode when it is determined that the network status does not meet the normal operating conditions. The method also includes detecting a user instruction, and determining whether or not the user instruction is a submission instruction for submitting user data to be submitted. Further, the method includes obtaining the user data to be submitted and caching the user data as offline data when it is determined that the user instruction is a submission instruction, and continuing detecting the user instruction when it is determined that the user instruction is not a submission instruction. | 09-19-2013 |
20140201299 | INTER-PLATFORM INFORMATION SHARING SYSTEM AND METHOD, SERVER, COMPUTER STORAGE MEDIUM - Disclosed is an inter-platform information sharing system, including an interface module, a control module and a database, wherein the interface module is configured to receive information obtained through a first platform and acquire the information from the database and synchronize the acquired information with the counterpart on a second platform, or receive information obtained through the second platform and acquire the information from the database and synchronize the acquired information with the counterpart on the first platform, and the control module is configured to control the interface module to receive the information and acquire the information from the database, and control the database to store the obtained information. In addition, an inter-platform information sharing method, a server and a computer storage medium are also provided. | 07-17-2014 |
20140207888 | INFORMATION PROCESSING METHOD AND DEVICE IN INSTANT MESSAGING - The present invention discloses an information processing method in instant messaging. The method includes: establishing and recording a binding relationship between an information terminal and an instant messaging account; determining whether the information terminal is currently under a binding state with the instant messaging account according to the blinding relationship recorded when monitoring that the information terminal is to upload data, allowing the information terminal to upload the data if it is determined that the information terminal is under the binding state with the instant messaging account; receiving the data uploaded by the information terminal, providing the uploaded data to another information terminal. | 07-24-2014 |
20140258432 | METHOD AND DEVICE FOR PROMPTING DYNAMIC INFORMATION ABOUT CONTACT PERSON - Disclosed is a method for prompting dynamic information about a contact person. The method comprises: obtaining dynamic information about a contact person of a user; and displaying the dynamic information about the contact person in an instant messaging chat window of the user. Also disclosed is a device for prompting dynamic information about a contact person. After applying the method, the dynamic updated information about a contact person can be displayed in an instant messaging chat window of a user. Thus, when chatting with the contact person, the user can see a message about dynamic updated information about the contact person in the interactive chatting mode promptly. The user can obtain information and filter information more conveniently and with a shorter delay, thereby facilitating good communication between the user and the contact person and improving the user experience. | 09-11-2014 |
20140317213 | METHOD, SERVER AND SNS SYSTEM FOR MESSAGE INTERACTION - A method for message interaction includes: receiving, at a server, a first multi-media message recorded and published by a first terminal when the server detects that the first terminal in a social network service (SNS) system carries out a message publishing operation; performing, at the server, a transcoding process on the first multi-media message to generate at least one second multi-media message, and storing the first multi-media message and the at least one second multi-media messages; and allocating, at the server, a publishing identifier and sending the publishing identifier to the first terminal to inform the first terminal that the message publishing operation is successful. Further, a server and a SNS system are also described. In the present disclosure, message interaction can be performed based on multi-media messages in the SNS system, thereby enriching variety of message contents, improving efficiency of message interaction, and enhancing convenience of social activities. | 10-23-2014 |
20150089028 | Method, system and client for uploading image, network server and computer storage medium - The present disclosure relates to the technical field of wireless network communications, and provides a method, system and client for uploading an image, a network server and a computer storage medium. The method includes: a client determines an image to be uploaded, generates a unique image identifier corresponding to the image to be uploaded, and transmits an image detection request to a network server; the network server detects whether there is an image having the same image identifier in the network server according to the image identifier included in the image detection request, and returns a detection result to the client; when the detection result is that there is not an image having the same image identifier in the network server, the client uploads the image to be uploaded in the form of multi-part uploading to the network server; and after the image to be uploaded is uploaded successfully, the network server records the image identifier, and returns an upload success response to the client. The present disclosure avoids a repeated uploading of a same image, so that the upload rate is improved, a great deal of network traffic bandwidth is saved, and user experiences are improved. | 03-26-2015 |