KDDI CORPORATION Patent applications |
Patent application number | Title | Published |
20160134855 | SCENARIO GENERATION SYSTEM, SCENARIO GENERATION METHOD AND SCENARIO GENERATION PROGRAM - A scenario generation system, a scenario generation method, and a scenario generation program are provided. A scenario generation system used for video playback synchronized with musical piece playback includes a situation estimating portion for estimating a situation expressed by the musical piece, a video specifying portion for specifying at least one video suited for the estimated situation in the video constituted by scenes each having a time-series order, and a scenario generating portion for generating a scenario associating the scenes constituting the specified video with each section of the musical piece. As a result, a scenario can be generated by the scenes each having the time-series order, and the synchronized video with a natural impression can be reproduced corresponding to the musical piece playback on the basis of the scenario. | 05-12-2016 |
20160100352 | SYSTEM, PROGRAM AND METHOD WHERE WIRELESS TERMINAL DISCOVERS ACCESS POINT - A system, a program and a method allow a wireless terminal to discover an objective access point with a comparatively small amount of consumption energy and in a comparatively short waiting time. The access point (AP) includes: an AP WLAN communicator communicating using a predetermined available channel of a first frequency band; a pointer signal generator generating a pointer signal including available-channel information in the first frequency band and a network identifier; and an AP pointer signal communicator using a specific channel of a second frequency band to send the pointer signal to the wireless terminal. While, the wireless terminal receives the pointer signal through the specific channel and controls, in response to the available channel information and network identifier included in the pointer signal, for waiting for receiving a beacon or a probe response transmitted in the first frequency band from the objective access point. | 04-07-2016 |
20160095123 | WIRELESS TERMINAL APPARATUS AND WIRELESS BASE STATION APPARATUS - Both a wireless terminal apparatus and wireless base station apparatus are provided that can, in an operation of encoding the control signals of the upstream link transmitted from the multiple terminal stations while encoding with regard to each of the terminal stations, increase a number of the terminal stations to which different codes are respectively assigned. A wireless terminal apparatus includes: an encoding information receiving portion receiving encoding information which is used at the wireless terminal apparatus from the base station; a phase-shifting unit which conducts a phase-shifting operation on a predetermined first code based on the encoding information; a code selection unit which, based on the received encoding information, selects a second code from multiple codes orthogonally crossing each other; and a control signal encoding portion which conducts an encoding operation on the control signal that is going to be transmitted to the base station by using both the first code on which the phase-shifting operation has been conducted and the second code. | 03-31-2016 |
20160095028 | WIRELESS COMMUNICATION SYSTEM AND WIRELESS BASE STATION DEVICE - In a wireless communication system including a wireless terminal device wirelessly connectible to both a macro-cell base station and a small-cell base station, all the user-plane signals destined for the wireless terminal device are transmitted to the small-cell base station; a VoIP signal among the user-plane signals destined for the wireless terminal device is transmitted to the macro-cell base station; the VoIP signal is wirelessly transmitted from the macro-cell base station to the wireless terminal device; any user-plane signal, among the user-plane signals destined for the wireless terminal device, other than the VoIP signal is wirelessly transmitted from the small-cell base station to the wireless terminal device. | 03-31-2016 |
20150359031 | TERMINAL DEVICE, BASE STATION DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION METHOD - A terminal device includes a wireless communication part configured to wirelessly communicate with base station devices; a link controller configured to establish a link with a primary base station device (PCell) so as to enable a wireless communication via the wireless communication part while establishing a link with a secondary base station device (SCell) so as to enable a wireless communication via the wireless communication part; a primary base station link failure detector configured to detect a radio link failure in the wireless communication with the primary base station device based on the predetermined condition; and a primary base station link failure information transmitter configured to wirelessly transmit the information, concerning the radio link failure with the primary base station device, to the secondary base station device when the primary base station link failure detector detects the radio link failure status. | 12-10-2015 |
20150359030 | TERMINAL DEVICE, BASE STATION DEVICE, COMMUNICATIONS SYSTEM, AND COMMUNICATIONS METHOD - A terminal device includes a wireless communication unit performing wireless communication; a connection control unit connecting to a first base station device to wirelessly communicate with the first base station device via the wireless communication unit, the first base station device serving as a primary, the connection control unit connecting to a second base station device to wirelessly communicate with the second base station device via the wireless communication unit, the second base station device serving as a secondary; and a first detection unit determining whether a state of wireless communication between the terminal device and the first base station device is in a disconnected state based on a predetermined condition, and if so, the connection control unit reconnects between the terminal device and the second base station device, and such that the second base station device serves as a primary base station device. | 12-10-2015 |
20150358863 | TERMINAL DEVICE, BASE STATION DEVICE, COMMUNICATIONS SYSTEM, AND COMMUNICATIONS METHOD - A terminal device includes a wireless communication unit performing wireless communication; a connection control unit connecting to a first base station device to wirelessly communicate with the first base station device via the wireless communication unit, the first base station serving as a primary, the connection control unit connecting to a second base station device to wirelessly communicate with the second base station device via the wireless communication unit, the second base station device serving as a secondary; a detection unit determining whether quality of wireless communication between the terminal device and the first base station device is in a low state based on a predetermined condition; and a signal transmission control unit wirelessly transmitting via the wireless communication unit, a predetermined signal toward at least either the first or second base station device when the quality is determined to be in the low state by the detection unit. | 12-10-2015 |
20150257069 | MANAGEMENT APPARATUS OF CONTROLLER FOR COMMUNICATION NETWORK - A management apparatus for managing a plurality of controllers in a communication system, in which communication apparatuses belonging to a network are grouped into a plurality of groups, the plurality of controllers respectively corresponding to the plurality of groups are arranged, and each controller controls communication apparatuses of a corresponding group, is provided. The management apparatus includes a determination unit configured to determine failure states of the plurality of controllers, a selection unit configured to select, based on load values indicating load states of the plurality of controllers, at least one handover controller to which control of communication apparatuses of a group corresponding to a controller in the failure state will be handed over, and a notification unit configured to notify that the control of the communication apparatuses of the group corresponding to the controller in the failure state will be handed over to the handover destination controller. | 09-10-2015 |
20150208459 | WIRELESS COMMUNICATION TERMINAL, BASE STATION, WIRELESS COMMUNICATION METHOD, COMMUNICATION METHOD, WIRELESS COMMUNICATION PROGRAM, COMMUNICATION PROGRAM, AND WIRELESS COMMUNICATION SYSTEM - A wireless communication terminal includes a base station communication part which communicates with a base station; an interterminal communication part which communicates with another wireless communication part; a communication failure detector which detects a communication failure with a first connected base station serving as a base station connected thereto; and a communication resume processor which carries out an interterminal communication with another wireless communication terminal so as to communicate with a second connected base station, connected to another wireless communication terminal, via another wireless communication terminal when a communication failure is detected with the first connected base station, thus carrying out a process of resuming a communication upon detecting the communication failure. | 07-23-2015 |
20150163820 | RADIO TERMINAL, BASE STATION APPARATUS, RADIO COMMUNICATION SYSTEM, AND COMPUTER PROGRAM - A radio terminal includes: a base station connection communication portion that performs base station connection communication with a base station; a communication quality determination portion that determines a communication quality of the base station connection communication to acquire a determination result of the communication quality; an inter-terminal communication control portion that decides a radio resource to be used for inter-terminal communication from radio resources that the base station uses, based on the determination result of the communication quality; and an inter-terminal communication portion that performs inter-terminal communication with another radio terminal, using the radio resource decided by the inter-terminal communication control portion. | 06-11-2015 |
20150029976 | WIRELESS COMMUNICATION SYSTEM, TERMINAL, TRANSMISSION STATION, AND WIRELESS COMMUNICATION PROGRAM - A wireless communication system includes an upper transmission station and a lower transmission station, each serving as a transmission station, a terminal serving as a reception station. The upper transmission station allocates a downlink control channel for each terminal to part of a predetermined data-channel region ascribed to the lower transmission station based on a demodulation reference signal for each transmission station. Based on the allocation result, the lower transmission station allocates the downlink control channel for each terminal, which is disposed at art of the data-channel region thereof. The terminal decodes the downlink control channel based on the demodulation reference signal. | 01-29-2015 |
20140362016 | ELECTRONIC BOOK DISPLAY DEVICE THAT PERFORMS PAGE TURNING IN RESPONSE TO USER OPERATION PRESSING SCREEN, PAGE TURNING METHOD, AND PROGRAM - A method is disclosed of successively displaying pages of an electronic book by one or more pages each time on a display screen, and turning the pages on the screen in response to a user's input via finger touch of the screen. This method includes: upon the user's soft touch on the screen with the finger with an intensity below a predetermined value, selecting a page turn direction based on at least one of a position at which the soft touch was performed with the finger, and a direction of the finger's movement after the soft touch; and upon the selection being followed by the user's hard touch on the screen with the finger with an intensity above the predetermined value, authorizing initiation of a page turn event for turning the pages on the screen in the selected page-turn-direction. | 12-11-2014 |
20140359438 | IMAGING APPARATUS FOR TAKING IMAGE IN RESPONSE TO SCREEN PRESSING OPERATION, IMAGING METHOD, AND PROGRAM - A method is disclosed of operating an image capturing device for displaying an image of a subject on a screen, and performing image-capturing operation for the subject in response to a user's input to the screen. The method includes: a first step of detecting a pressing force of the user's finger press on the screen; a second step of displaying an image capture icon on the screen, the icon being actuated by the user for commanding the device for the capturing operation; a third step of, in response to a determination that the touch position overlaps with a region of the icon displayed, and that the force is above a first threshold, initiating focusing operation to focus on the subject; and a fourth step of, after the focusing operation is initiated, in response to a determination that the force is above a second threshold larger than the first threshold, initiating the capturing operation. | 12-04-2014 |
20140342783 | COMMUNICATION DEVICE - Provided is a communication device that facilitates hearing even in an environment in which hearing of sound is difficult only with air conduction sound, and requires fewer components, facilitates implementation. The communication device | 11-20-2014 |
20140300569 | USER INTERFACE DEVICE THAT ZOOMS IMAGE IN RESPONSE TO OPERATION THAT PRESSES SCREEN, IMAGE ZOOM METHOD, AND PROGRAM - A method is disclosed of controlling a user interface device for displaying on a display screen a plurality of objects, and for enabling a user to perform an input action by touching the display screen with the user's finger. This method includes: upon the user's touch to the display screen at a region of one of the plurality of objects being displayed, selecting the one object as a zoom target; upon an event occurring in which an intensity of the finger's touch on the display screen exceeds a predetermined threshold, determining a magnification ratio of the zoom target or a change rate of the magnification ratio, based on the intensity of the finger's touch; and zooming in the zoom target on the display screen with the determined magnification ratio or the determined change rate. | 10-09-2014 |
20140160073 | USER INTERFACE DEVICE WITH TOUCH PAD ENABLING ORIGINAL IMAGE TO BE DISPLAYED IN REDUCTION WITHIN TOUCH-INPUT SCREEN, AND INPUT-ACTION PROCESSING METHOD AND PROGRAM - A process is disclosed for displaying an image on a display screen and recognizing a user's input by the user's finger touch on a touch screen, the process including: a first step of displaying an original image; a second step of forming a screen pad, such that a reference image, which is a reduced duplicate of the original image, is displayed on the screen pad within the display screen, such that the reference image is overlaid with the original image, in a translucent mode that renders the original image visible through the reference image, or an opaque mode where the original image is not visible. The reference image is obtained by reducing the original image with or without image simplification. A third step, in response to the user touching the screen pad, detects finger position on the screen pad, and recognizes the user's input based on the detected finger position. | 06-12-2014 |
20140140308 | Wireless Terminal Apparatus and Wireless Base Station Apparatus - Both a wireless terminal apparatus and wireless base station apparatus are provided that can, in an operation of encoding the control signals of the upstream link transmitted from the multiple terminal stations while encoding with regard to each of the terminal stations, increase a number of the terminal stations to which different codes are respectively assigned. A wireless terminal apparatus includes: an encoding information receiving portion receiving encoding information which is used at the wireless terminal apparatus from the base station; a phase-shifting unit which conducts a phase-shifting operation on a predetermined first code based on the encoding information; a code selection unit which, based on the received encoding information, selects a second code from multiple codes orthogonally crossing each other; and a control signal encoding portion which conducts an encoding operation on the control signal that is going to be transmitted to the base station by using both the first code on which the phase-shifting operation has been conducted and the second code. | 05-22-2014 |
20140140307 | Wireless Terminal Apparatus and Wireless Base Station Apparatus - Both a wireless terminal apparatus and wireless base station apparatus are provided that can, in an operation of encoding the control signals of the upstream link transmitted from the multiple terminal stations while encoding with regard to each of the terminal stations, increase a number of the terminal stations to which different codes are respectively assigned. A wireless terminal apparatus includes: an encoding information receiving portion receiving encoding information which is used at the wireless terminal apparatus from the base station; a phase-shifting unit which conducts a phase-shifting operation on a predetermined first code based on the encoding information; a code selection unit which, based on the received encoding information, selects a second code from multiple codes orthogonally crossing each other; and a control signal encoding portion which conducts an encoding operation on the control signal that is going to be transmitted to the base station by using both the first code on which the phase-shifting operation has been conducted and the second code. | 05-22-2014 |
20140140280 | Wireless Terminal Apparatus and Wireless Base Station Apparatus - Both a wireless terminal apparatus and wireless base station apparatus are provided that can, in an operation of encoding the control signals of the upstream link transmitted from the multiple terminal stations while encoding with regard to each of the terminal stations, increase a number of the terminal stations to which different codes are respectively assigned. A wireless terminal apparatus includes: an encoding information receiving portion receiving encoding information which is used at the wireless terminal apparatus from the base station; a phase-shifting unit which conducts a phase-shifting operation on a predetermined first code based on the encoding information; a code selection unit which, based on the received encoding information, selects a second code from multiple codes orthogonally crossing each other; and a control signal encoding portion which conducts an encoding operation on the control signal that is going to be transmitted to the base station by using both the first code on which the phase-shifting operation has been conducted and the second code. | 05-22-2014 |
20140140193 | Wireless Terminal Apparatus and Wireless Base Station Apparatus - Both a wireless terminal apparatus and wireless base station apparatus are provided that can, in an operation of encoding the control signals of the upstream link transmitted from the multiple terminal stations while encoding with regard to each of the terminal stations, increase a number of the terminal stations to which different codes are respectively assigned. A wireless terminal apparatus includes: an encoding information receiving portion receiving encoding information which is used at the wireless terminal apparatus from the base station; a phase-shifting unit which conducts a phase-shifting operation on a predetermined first code based on the encoding information; a code selection unit which, based on the received encoding information, selects a second code from multiple codes orthogonally crossing each other; and a control signal encoding portion which conducts an encoding operation on the control signal that is going to be transmitted to the base station by using both the first code on which the phase-shifting operation has been conducted and the second code. | 05-22-2014 |
20140140192 | Wireless Terminal Apparatus and Wireless Base Station Apparatus - Both a wireless terminal apparatus and wireless base station apparatus are provided that can, in an operation of encoding the control signals of the upstream link transmitted from the multiple terminal stations while encoding with regard to each of the terminal stations, increase a number of the terminal stations to which different codes are respectively assigned. A wireless terminal apparatus includes: an encoding information receiving portion receiving encoding information which is used at the wireless terminal apparatus from the base station; a phase-shifting unit which conducts a phase-shifting operation on a predetermined first code based on the encoding information; a code selection unit which, based on the received encoding information, selects a second code from multiple codes orthogonally crossing each other; and a control signal encoding portion which conducts an encoding operation on the control signal that is going to be transmitted to the base station by using both the first code on which the phase-shifting operation has been conducted and the second code. | 05-22-2014 |
20140140191 | Wireless Terminal Apparatus and Wireless Base Station Apparatus - Both a wireless terminal apparatus and wireless base station apparatus are provided that can, in an operation of encoding the control signals of the upstream link transmitted from the multiple terminal stations while encoding with regard to each of the terminal stations, increase a number of the terminal stations to which different codes are respectively assigned. A wireless terminal apparatus includes: an encoding information receiving portion receiving encoding information which is used at the wireless terminal apparatus from the base station; a phase-shifting unit which conducts a phase-shifting operation on a predetermined first code based on the encoding information; a code selection unit which, based on the received encoding information, selects a second code from multiple codes orthogonally crossing each other; and a control signal encoding portion which conducts an encoding operation on the control signal that is going to be transmitted to the base station by using both the first code on which the phase-shifting operation has been conducted and the second code. | 05-22-2014 |
20140140190 | Wireless Terminal Apparatus and Wireless Base Station Apparatus - Both a wireless terminal apparatus and wireless base station apparatus are provided that can, in an operation of encoding the control signals of the upstream link transmitted from the multiple terminal stations while encoding with regard to each of the terminal stations, increase a number of the terminal stations to which different codes are respectively assigned. A wireless terminal apparatus includes: an encoding information receiving portion receiving encoding information which is used at the wireless terminal apparatus from the base station; a phase-shifting unit which conducts a phase-shifting operation on a predetermined first code based on the encoding information; a code selection unit which, based on the received encoding information, selects a second code from multiple codes orthogonally crossing each other; and a control signal encoding portion which conducts an encoding operation on the control signal that is going to be transmitted to the base station by using both the first code on which the phase-shifting operation has been conducted and the second code. | 05-22-2014 |
20140139471 | USER INTERFACE DEVICE CAPABLE OF IMAGE SCROLLING NOT ACCOMPANYING FINGER MOVEMENT, IMAGE SCROLLING METHOD, AND PROGRAM - A process is disclosed of scrolling an image on a user interface device configured to display the image on a display screen and enable a user to input with the user's finger touch on a touch screen in association with the displayed image, the process including: scrolling the image in response to the finger's drag motion on the touch screen; and, in response to an event occurring in which, after the drag motion ended, the finger is held in touch with the touch screen at substantially the same location as where the finger was located when the drag motion ended, without releasing from the touch screen, further scrolling the image to perform follow-up scrolling, after experiencing an idle period or not. | 05-22-2014 |
20140119352 | INTERLEAVING APPARATUS AND WIRELESS COMMUNICATION SYSTEM - An interleaving apparatus includes an interleaver for concurrently sorting bits of input data according to the predetermined interleave pattern; a switch including an input terminal supplied with an input signal subject to an interleave process, an input terminal supplied with a signal output from the interleaver, an output terminal for outputting an output signal, representing the result of interleaving completed on the input signal, and an output terminal for outputting a signal input to the interleaver, thus switching connection between the input terminals and the output terminals; and a controller for controlling the switch to use the interleaver once or repeatedly use it multiple times in response to each of interleave patterns. | 05-01-2014 |
20140046884 | APPARATUS, METHOD, AND PROGRAM FOR EXTRACTING CONTENT-RELATED POSTS - To achieve accurate classification of posts into related and unrelated ones in a short time and at low cost by performing automatic data labeling in supervised learning. An apparatus for extracting content-related posts, including a microblog collection section that collects posts by using an API provided by the microblog, a classification section that classifies titles into titles having multiple meanings and titles not having multiple meanings, and a microblog relevance determination section that determines the relevance of posts to content depending on whether the title has multiple meanings. | 02-13-2014 |
20140020099 | SYSTEM AND METHOD FOR CREATING BGP ROUTE-BASED NETWORK TRAFFIC PROFILES TO DETECT SPOOFED TRAFFIC - An inventive system and method for creating source profiles to detect spoofed traffic comprises obtaining a routing path for data to traverse nodes using traffic profiles, each routing path comprising at least a target AS, initializing one or more AS sets with last hop ASes, enhancing the AS sets by connecting the AS sets to routers, for each enhanced AS set, filtering observed traffic flows, and using the filtered flows to associate enhanced AS sets with network monitoring points to create the source profiles. In one aspect, filtering flows comprise TCP session filtering and/or destination bogon filtering. In one aspect, the routers are border gateway protocol routers. In one aspect, the last hop ASes are one hop away from the target AS. | 01-16-2014 |
20140020066 | SYSTEM AND METHOD FOR SPAMMER HOST DETECTION FROM NETWORK FLOW DATA PROFILES - A system and method for spammer host detection from network flow data profiles comprises constructing one or more cluster profiles and detecting spammer hosts. Construction cluster profiles comprises observing network flow data from one or more hosts; for each host, representing the network flow data associated with the host as a multidimensional vector; clustering the vectors of the hosts into the plurality of cluster profiles; annotating each cluster profile using at least one of black lists and white lists; and calculating a confidence in each cluster profile annotation. Detecting spammer hosts comprises observing the network flow data from a new host; representing the network flow data associated with the new host as a multidimensional vector, and placing the new multidimensional vector of the new host into one cluster profile of the one or more cluster profiles. | 01-16-2014 |
20130332892 | USER INTERFACE DEVICE ENABLING INPUT MOTIONS BY FINGER TOUCH IN DIFFERENT MODES, AND METHOD AND PROGRAM FOR RECOGNIZING INPUT MOTION - A process is disclosed of operating a user interface device configured to display an image on a display screen and enable user input by a user's finger touch on a touch screen in association with the displayed image, the process including: after the user starts a finger touch on the touch screen, if the user holds the finger at a substantially same location for a duration equal to or longer than a predetermined duration, initiating stationary displaying to display the image stationarily on the display screen, despite any later finger-slide motions on screen; and, after the stationary displaying starts, if a match is made between the finger's contact point on the touch screen and a location of a desirable graphical object included in the image displayed on the display screen, determining that the user has provisionally selected the object. | 12-12-2013 |
20130216203 | KEYWORD-TAGGING OF SCENES OF INTEREST WITHIN VIDEO CONTENT - Extraction of scenes of interest from video content is disclosed, which includes: collecting comments from a comment server, which contain keywords associated with the video content; segmenting the video content into scenes; measuring the number of ones of the comments which were posted for each scene, as a post count; detecting ones of the scenes, each of which has the post count equal to or larger than a predetermined number, as a plurality of scenes of interest; extracting, per each scene-of-interest, at least one of the keywords which is contained in the comments with a number equal to or larger than a pre-selected number, as a comment keyword; and tagging each scene of interest with the comment keyword, per each scene-of-interest. | 08-22-2013 |
20120254295 | SERVICE REQUEST RECEPTION CONTROL METHOD, APPARATUS, AND SYSTEM - The present invention provides a service request reception control method which refuses a reception of the new service request without knowing the available quantity of hardware resource prospectively and without knowing the bottleneck reason prospectively. | 10-04-2012 |
20120239727 | MULTIMEDIA SERVICE NETWORK AND METHOD FOR PROVIDING THE SAME - An overlay service network and method for delivering a multimedia service. The overlay service network comprises a user interface for subscribers to request an available service as a requested service, a register server for registering and storing a database of available services, a plurality of service nodes for executing at least one available service and a controller for receiving a request for an available service, searching the register server for the requested service, selecting one or more of the plurality of service nodes to execute the requested service and establishing a chaining sequence between a node requesting the service, the one or more selected execution nodes and a destination node to execute the requested service. | 09-20-2012 |
20120224636 | VIDEO ENCODING APPARATUS, VIDEO ENCODING METHOD, AND COMPUTER PROGRAM - A video encoding apparatus, video encoding method, and computer program, which are capable of employing an adaptive filter that provides improved encoding performance while reducing the processing cost required for calculation. A video encoding apparatus estimates interpolation filter coefficients by means of an image frequency characteristic analysis. When a loop continuation condition is satisfied, the video encoding apparatus performs re-estimation of the interpolation filter coefficients. As the loop continuation condition, a first condition can be used, in which the number of times the re-estimation has been consecutively performed for the current frame to be processed is smaller than a predetermined number, for example. | 09-06-2012 |
20120221700 | System, Method and Program for Telecom Infrastructure Virtualization and Management - A virtualized telecom system and a method for managing service continuity and mobility in a virtualized telecom system. The system comprises a plurality of execution nodes each configured to execute a network function by registering; and a manager node for registering each of the plurality of execution nodes, assigning a node identifier (Node ID) to each of the plurality of execution nodes, periodically polling each of the plurality of execution nodes for a status, and issuing control instructions to each of the plurality of execution nodes based upon the status of a respective execution node. Each of the plurality of execution node responds to the polling by transmitting its status to the manager node. The status includes runtime information and pre-configuration information. | 08-30-2012 |
20120088525 | ESTIMATION OF SIGNIFICANT PLACES VISITED BY MOBILE-TERMINAL USER BASED ON COMMUNICATIONS LOG TO BASE STATIONS - A method is disclosed of estimating significant places visited by a mobile-terminal user for wireless communication via base stations. The method includes: collecting at least one communication log represented with consecutive communication events between the mobile terminal and connected one of the base stations in a coverage area of each mobile terminal, the base stations being identified by unique base-station identifiers (BS IDs), respectively, each communication event including date and time of communication and one of the BS IDs which is indicative of the connected base station; dividing each communication log into consecutive time-windowed segments, using a discrete time window moving in time; and, per each time-windowed segment, estimating at least one significant place visited by the user, based on a probability distribution with which the BS IDs appear in each time-windowed segment. | 04-12-2012 |
20120082136 | P-CSCF FAST HANDOFF FOR IMS/MMS ARCHITECTURE - A mechanism by which handoff delay can be minimized while not compromising the IMS/MMD security and also protecting the media if required by certain applications is presented. One proactive method includes proactive authentication. Another proactive method includes proactive security association, such as transferring SA keys from old proxy to new proxy, or transferring keys through serving signal entities. Reactive methods include transferring SA keys from old proxy to new proxy, using either push or pull technology. Other reactive methods include transferring keys through serving signal entities using either push or pull technology. | 04-05-2012 |
20120079065 | DATA PACKET TRANSFER OVER WIDE AREA NETWORK IN FAST AND RELIABLE MANNER - A method of operating a data transfer device is disclosed. The data transfer device is connected to a partner data transfer device via a wide area network, to relay data packets between first and second communication devices. The method further includes: receiving first-protocol-based data packets from the first communication device via a first-protocol-based connection within a first access network; in response to reception of the first-protocol-based data packets, sending back acknowledgement to the first communication device via the first-protocol-based connection, on behalf of the second communication device; encapsulating first-protocol-based data packets received from the first communication device, to convert the first-protocol-based data packets to a plurality of second-protocol-based data packets; and transferring the second-protocol-based data packets to partner data transfer device via a second-protocol-based connection within the wide area network. The first protocol is a sliding window protocol, and the second protocol is a protocol without using a sliding window. | 03-29-2012 |
20120072937 | CONTEXT-BASED AUTOMATIC SELECTION OF FACTOR FOR USE IN ESTIMATING CHARACTERISTICS OF VIEWERS VIEWING SAME CONTENT - A method of selecting a factor for estimating characteristics of viewers who view a same content is disclosed. This method includes: storing a multi-layered hierarchal list of attribute words expressing viewer attributes, each of which is a candidate of the factor; extracting the attribute words from the same content; generating a first vector indicative of frequencies with which the attribute words occur in the same content; for a successively-selected one of the attribute words, successively generating a second vector indicative of frequencies with which the attribute words occur in ones of sets of learned-text information which contain the successively-selected attribute word; calculating a similarity score between the vectors on a per-attribute-word basis; and selecting one of the attribute words as the factor, which is associated with subordinate attribute words on a lower layer, based on a dispersion level of the similarity scores calculated for the subordinate attribute words. | 03-22-2012 |
20120072466 | CONTENTS CREATING DEVICE AND CONTENTS CREATING METHOD - To provide a contents creating device and a contents creating method capable of distributing contents having an article arrangement with high relativity to a user as distribution destination. A contents creating device | 03-22-2012 |
20120069901 | VIDEO ENCODING APPARATUS, VIDEO DECODING APPARATUS, VIDEO ENCODING METHOD, VIDEO DECODING METHOD, AND COMPUTER PROGRAM - It is a purpose of the present invention to provide a video encoding apparatus, a video decoding apparatus, a video encoding method, a video decoding method, and a computer program, which allow adaptive filter coefficients to be used with a reduced amount of coding. A video encoding apparatus AA selects a suitable coefficient from among multiple kinds of interpolation filter coefficients determined beforehand by means of a component external to the video encoding apparatus AA. Subsequently, the video encoding apparatus AA records identification information uniquely defined for the selected interpolation filter coefficient in control information for each slice. Furthermore, the video encoding apparatus AA uses the interpolation filter coefficient thus selected to generate encoded data c including the identification information uniquely defined for the interpolation filter coefficient thus selected. | 03-22-2012 |
20120044810 | WIRELESS TERMINAL - A communication permitted slot setting section | 02-23-2012 |
20120042084 | SELF-ORGANIZING IMS NETWORK AND METHOD FOR ORGANIZING AND MAINTAINING SESSIONS - A method and system for setting up and maintaining an IMS session. The method comprising transmitting an invite message from a registered user equipment, forwarding the invite message to a selected SIP proxy (P-CSCF), forwarding the invite message to a specified SIP server (S-CSCF) and relaying said invite message to a destination. The invite message contains a header and a payload. The header includes an identifier for the load balancing node. The load balancing node is assigned to the user equipment. There are at least two load balancing node, a primary and a secondary load balancing node. The identifier for the load balancing node does not change even if there is a failure of one of a primary load balancing node, the P-CSCFs or S-CSCFs. During registration, the routing information for the load balancing node is added into both via and record-route headers in a SIP registration request. | 02-16-2012 |
20120039159 | SPECTRUM AGGREGATION FOR COMMUNICATION USING ROTATION ORTHOGONAL CODING - A method is disclosed of transmitting a plurality of transmit signals through a plurality of transmit antennas, respectively. The method includes: performing a pre-coding technique in the form of rotation orthogonal coding for a plurality of transmit symbols for a plurality of carriers having respective distinct frequency bands, each of which serves a pre-encoded transmit symbol, to thereby generate a plurality of encoded transmit symbols for the distinct carriers, respectively; and transmitting the generated encoded transmit symbols, through the plurality of transmit antennas, in the transmit signals, respectively, towards a plurality of receive antennas of a receiver through which the transmit signals are received, respectively, to thereby perform spectrum aggregation using the rotation orthogonal coding. | 02-16-2012 |
20110321084 | APPARATUS AND METHOD FOR OPTIMIZING ON-SCREEN LOCATION OF ADDITIONAL CONTENT OVERLAY ON VIDEO CONTENT - A method of providing a video content formed of a plurality of successive video frames is disclosed. The method includes: extracting a visual feature from an image of each of subject frames which are all or some of the plurality of video frames; and selecting one of a plurality of candidate overlay insertion regions which are pre-assigned on each of the subject frames at different positions for allowing an additional content as a content overlay to be overlaid on the subject frames for display, as a final overlay insertion region, based on distances of the plurality of candidate overlay insertion regions from the extracted feature. | 12-29-2011 |
20110317556 | TRAFFIC CONTROL METHOD AND APPARATUS FOR WIRELESS COMMUNICATION - A throughput detector | 12-29-2011 |
20110271340 | METHOD AND APPARATUS FOR DETECTING SPOOFED NETWORK TRAFFIC - A method and apparatus for detecting spoofed IP network traffic is presented. A mapping table is created to indicate correlations between IP address prefixes and AS numbers, based on routing information collected from a plurality of data sources. At each interface of a target network, IP address prefixes from a training traffic flow are acquired and further converted into AS numbers based on the mapping table. An EAS (Expected Autonomous System) table is populated by the AS numbers collected for each interface. The EAS table is used to determine if an operation traffic flow is allowed to enter the network. | 11-03-2011 |
20110238692 | APPARATUS AND METHOD FOR CONTROLLING DEVICES IN REQUESTED RESOURCE VIA NETWORK - A registry storage stores information of device configurations and device identifiers, on a per-device basis. A repository storage stores a correspondence between the device identifiers and device controllers which match the respective devices. A sub-plurality of the plurality of device controllers provide the same function, and are executed in the respective devices, by calling a common interface which is shared between the device controllers. At least one of the device identifiers which corresponds to one associated device is retrieved from the registry storage, a device controller which corresponds to the retrieved device-identifier is retrieved, the retrieved device controller is installed into a library and executed, and the executed device controller is uninstalled from the library. | 09-29-2011 |
20110231726 | REPEATER AND METHOD - A repeater relays a PING signal of a USB 2.0 with low communication load and a few delays. | 09-22-2011 |
20110216901 | Keystream encryption device, method, and program - A stream encryption device generates a first pseudo random number sequence from key information, generates a second pseudo random number sequence according to clock control performed according to the first pseudo random number sequence, and subjects it to a nonlinear function calculation, thereby generating a key stream. The stream encryption device performs XOR operation with a plain text so as to create an encrypted text. | 09-08-2011 |
20110149972 | COMMUNICATION NETWORK SYSTEM, NETWORK SWITCH AND BANDWIDTH CONTROL, FOR SITE-TO-SITE COMMUNICATIONS - A communication network system is disclosed in which local-branch-site-line network switches accommodating local-branch-site lines, and at least one data-center-site-line network switch accommodating at least one data-center-site line, are interconnected via a carrier network. This system include: a first bandwidth controller, disposed at each local-branch-site-line network switch, configured to limit a bandwidth of each of inbound packets and/or outbound packets to a pre-selected bandwidth α, wherein the inbound packets flow from the instant local-branch-site-line network switch or other local-branch-site-line network switches, and the outbound packets flow to the instant local-branch-site-line network switch or other local-branch-site-line network switches; and a second bandwidth controller, disposed at each local-branch-site-line network switch, configured to limit a bandwidth of each of inbound packets and/or outbound packets to a pre-selected bandwidth β broader than the bandwidth α, wherein the inbound packets flow from the data-center-site-line network switch, and the outbound packets flow to the data-center-site-line network switch. | 06-23-2011 |
20110142292 | PICTURE SEARCHING APPARATUS - The picture input section | 06-16-2011 |
20110122133 | METHOD AND PROGRAM FOR CONSTRUCTING THREE DIMENSIONAL OBJECT MODEL - A present invention provides a method for constructing a highly accurate visual hull from multi view point images without highly accurate silhouettes. A method of the present invention comprises calculating continuous values to represent background likelihood of each pixel for every object image based on pixel values of said object images and those of said background images, calculating the projection pixels for each voxel at every captured view point by projecting each voxel in voxel space on each captured view point of said object images, and determining an object domain with judging whether said voxel belongs to the object domain or not based on the continuous value of said pixel at every captured view point. | 05-26-2011 |
20110110223 | SELF ORGANIZING IP MULTIMEDIA SUBSYSTEM - A self-organizing IP multimedia subsystem exhibiting node splitting and node merging functions wherein any node within the self organizing IP multimedia subsystem may assume any role thereby providing node balancing and fault tolerance to an overall network. | 05-12-2011 |
20110093457 | METHOD FOR CALCULATING RESOURCE POINTS OF RESOURCE INFORMATION AND DISTRIBUTING POINTS - An object of the present invention is to provide a system and method that provides an objective value evaluation with respect to various resources to be posted to a community by users over a network and accumulated in a database; and which allows this value to be distributed within the community. The system generates an association (link) with respect to the various resources to be accumulated in the database according to a content of an automatically retrieved tag as well as user behavior over the resource. Using these resources and their associations, the system automatically provides an objective valuation with respect to the entire community by a predetermined valuation method and further associates the points based on this valuation with the resource thereby to present the user a relative value within the community, wherein further based on the points, given points will be taken as a reward dividend to be allotted and distributed to the user who has posted the resource, thus allowing the points to be distributed in the community. | 04-21-2011 |
20110081019 | COMPRESSED DATA SCRAMBLED DISTRIBUTION DEVICE AND PLAYBACK DEVICE THEREOF - The present invention provides a scrambled compressed data distribution device that can perform a high-resistance scrambled compressed data distribution by selectively using a plurality of types of scramble information and a playback device thereof. | 04-07-2011 |
20110080950 | AUTOMATIC SELECTION OF ENCODING PARAMETERS TO CONTROL LENGTH OF TIME TO ENCODE AND SEND DATA OVER NETWORK - Data processing including encoding and sending is disclosed, which includes: encoding data using a selected one of a plurality of parameter sets each of which has at least one encoding parameter; calculating a length of an assigned time not exceeding a time limit for an original data set to be sent, per each data sub-set; calculating an estimate of an individual processing time T | 04-07-2011 |
20110058488 | REAL-TIME DETECTION OF FAILED INTER-NODE LINK IN NETWORK - A method is disclosed of detecting a failed link in a network over which nodes are interconnected via links. The nodes include an observer node and a managed node. This method, implemented for the observer node, includes: determining, for each of prefixes in receive route-update messages, a single normal-state path; determining, for each of the links (i.e., monitored links) on the normal-state path for the managed node, at least one prefix advertised from one of the nodes which is located adjacent to the each link on an upstream side, as at least one monitored prefix; determining whether the path contained in each route-update message, and the normal-state path for the monitored prefix contained in the each route-update message are unmatched with each other; counting, for each monitored link, an unmatched-prefix count which refers to a count of at least one unmatched prefix of the at least one monitored prefix for each monitored link; and extracting at least one link from the monitored links, as at least one failed link, based on the unmatched-prefix count. | 03-10-2011 |
20110055363 | WIRELESS COMMUNICATION TERMINAL AND COMMUNICATION SYSTEM SELECTION METHOD - A wireless communication terminal and a communication system selection method are capable of selecting a communication system having high battery usage efficiency by keeping battery remaining time long and satisfying throughput required by the application depending on scenes. The wireless communication terminal | 03-03-2011 |
20110055213 | QUERY EXTRACTING APPARATUS, QUERY EXTRACTING METHOD AND QUERY EXTRACTING PROGRAM - To provide a query extracting apparatus, query extracting method and query extracting program capable of retrieving an image that is suited to a part of lyrics while also having suitability for the other parts, a query extracting apparatus | 03-03-2011 |
20110022385 | METHOD AND EQUIPMENT OF PATTERN RECOGNITION, ITS PROGRAM AND ITS RECORDING MEDIUM - The present invention provides a method and equipment of pattern recognition capable of efficiently pruning partial hypotheses without lowering recognition accuracy, its pattern recognition program, and its recording medium. In a second search unit, a likelihood calculation unit calculates an acoustic likelihood by matching time series data of acoustic feature parameters against a lexical tree stored in a second database and an acoustic model stored in a third database to determine an accumulated likelihood by accumulating the acoustic likelihood in a time direction. A self-transition unit causes each partial hypothesis to make a self-transition in a search process. An LR transition unit causes each partial hypothesis to make an RL transition. A reward attachment unit adds a reward R(x) in accordance with the number of reachable words to each partial hypothesis to raise the accumulated likelihood. A pruning unit excludes partial hypotheses with less likelihood from search targets. | 01-27-2011 |
20100262913 | METHOD AND SYSTEM FOR EDITING CONTENT IN SERVER - Techniques of allowing a communication terminal to edit original content stored in a content server are disclosed. According to the techniques, the original content is converted into decimated and downsized proxy content; the proxy content is transmitted from the content server to the communication terminal; the proxy content is displayed on a display screen of the communication terminal; in response to a user's editing operation on the communication terminal, proxy-editing information is produced by the communication terminal; the proxy-editing information is transmitted from the communication terminal to the content server; and the content server edits the original content in accordance with the proxy-editing information. | 10-14-2010 |
20100254627 | IMAGE PROCESSING APPARATUS AND C0MPUTER PROGRAM - The present invention relates to an image processing apparatus for compressing image data used in an image generating apparatus for generating a free-viewpoint image. According to the invention, the apparatus has a selecting unit that selects one image as a first image, and defines other images as second images, a projective transformation unit that generates a projected depth map of a second image from a depth map of the first image, a subtracting unit that creates a difference map of the second image, and a storage unit that stores the depth map of the first image and the difference map of the second image. Here, the difference map is a difference between a depth map of the second image and the projected depth map of the second image, and the depth map indicates a depth value of each pixel of a corresponding image. | 10-07-2010 |
20100253682 | IMAGE GENERATING APPARATUS AND COMPUTER PROGRAM - The present invention relates to an image generating apparatus for generating an image from a viewpoint specified by a user. According to the invention, the apparatus has a storage unit that stores a plurality of pre-images from viewpoints on predetermined lines and depth maps indicating a depth value of each pixel of a corresponding pre-image, and an image generating unit that generates a first image from a first viewpoint based on the pre-images and depth maps. | 10-07-2010 |
20100248646 | WIRELESS COMMUNICATION TERMINAL AND COMMUNICATION SYSTEM SELECTION METHOD - Provided are a wireless communication terminal that can select a power-efficient wireless communication system while keeping a data rate at a fixed level, and a communication system selection method. A wireless communication terminal is designed to be able to operate selectively according to a plurality of communication systems, and is configured to include: a required data rate calculation section that calculates a required data rate as a data rate needed to be satisfied in accordance with a remaining level of power and a communication history; and a communication system selection section that selects which communication system to be used through a comparison between a data rate of each of the communication systems to be determined based on a measured quality of communication service, and the calculated required data rate. This accordingly enables to select a power-efficient communication system while keeping a data rate at a standard level determined by a remaining level of power and a communication history. For example, the communication system can be used adaptively depending on the remaining level of battery, i.e., when the remaining level of battery is high, selected will be a communication system with a high data rate, and when the remaining level of battery is low, selected will be a communication system with a low data rate. | 09-30-2010 |
20100246596 | CONTROL OF PACKET BUFFER USING TOKEN BUCKETS WITH DIFFERENT TOKEN BUCKET SIZES - Control of readout of packets from a packet buffer is disclosed in which equal numbers of tokens are removed and used from token buckets having different bucket sizes; tokens are generated at token rates for the token buckets, wherein each token rate is preset such that the larger the token bucket size, the lower the token rate, and the generated tokens are added to the token buckets; a used-token count is measured for each token bucket, and a stored-token count is measured for each token bucket, with the stored-token count given a negative value if each token bucket is empty; and a number of data packets are read out of the packet buffer, which depends on the measured value of the used-token count for each token buffer. | 09-30-2010 |
20100217980 | Communication Control System, Mobile Communication Terminal and Computer Program - In order to reduce the registration time of a Mobile IP/Simple IP and an SIP, an AAA ( | 08-26-2010 |
20100210303 | TERMINAL DEVICE CAPABLE OF OUTPUTTING IMAGE DATA TO EXTERNAL DISPLAY DEVICE IN SUPPORTED IMAGE FORMAT - A terminal device usable in connection with an external display device is disclosed, which receives a plurality of sub-image data sets into which an original image data set has been divided, with each sub-image data set having a size within a display area size of the terminal device; converts an image format of the plurality of sub-image data sets into the same image-format as an image format of the external display device, on a per-sub-image-data-set basis; regenerates the original image data set from the plurality of format-converted sub-image data sets, such that the original image data set is formed in its entirety or in plural data blocks; and outputs the regenerated original-image-data-set to the external display device. | 08-19-2010 |
20100198584 | SERVER FOR AUTOMATICALLY SCORING OPINION CONVEYED BY TEXT MESSAGE CONTAINING PICTORIAL-SYMBOLS - A server is disclosed for computing a score of an opinion that a message in a text file is expected to convey regarding a subject to be evaluated, wherein the message is written using literal strings and pictorial symbols. In this server, by the use of a pictorial-symbol dictionary memory storing a correspondence between designated pictorial-symbols to be rated and scores of opinions expressed by the respective pictorial-symbols, at least one of the used pictorial-symbols in the message which is coincident with at least one of the designated pictorial-symbols stored in the pictorial-symbol dictionary memory, is extracted from the message, at least one of the opinion scores which corresponds to the at least one extracted pictorial-symbol is retrieved within the pictorial-symbol dictionary memory, and an aggregate net opinion score for the message is calculated, based on an aggregate opinion score for the at least one extracted pictorial-symbol. | 08-05-2010 |
20100191683 | CONDENSED SVM - The present invent ion provides a condensed SVM for high-speed learning using a large amount of training data. A first stage WS selector samples a plurality of training data from a training data DB, selects an optimal training vector x | 07-29-2010 |
20100185713 | FEATURE EXTRACTION APPARATUS, FEATURE EXTRACTION METHOD, AND PROGRAM THEREOF - Provided are techniques which offer an advantage of reduced time and reduced storage capacity required to calculate the feature value of AAC-format song data. A feature extraction unit includes: an MDCT coefficient extraction unit which extracts MDCT coefficients from AAC-format song data; a classification unit which locates the MDCT coefficients thus extracted by the MDCT coefficient extraction unit on Mel frequency regions so as to uniformly classify the MDCT coefficients into classes, the number of which is the same as that of a predetermined number of Mel filter banks; an integrating unit which extracts the MDCT coefficients classified by the classification unit by applying a predetermined window function, and integrates the MDCT coefficients thus extracted, in increments of the Mel filter banks; and a feature calculation unit which calculates the feature value by performing logarithmic cosine conversion of the integrated results obtained by the integrating unit. | 07-22-2010 |
20100166296 | METHOD AND PROGRAM FOR EXTRACTING SILHOUETTE IMAGE AND METHOD AND PROGRAM FOR CONSTRUCTING THREE DIMENSIONAL MODEL - A present invention provides a method and a program for extracting the high accuracy silhouette by relatively simple process not using manual labor or special photography environment. A method for extracting the high accuracy silhouette comprises: extracting a number of first silhouettes from a number of object images and a number of background images by a background subtraction; constructing first visual hull from a number of the first silhouettes by a shape from silhouette method; constructing second visual hull by process to repair missed parts and/or to remove unwanted regions in first visual hull; and extracting a number of second silhouettes from the second visual hull. | 07-01-2010 |
20100159843 | WIRELESS COMMUNICATION DEVICE CAPABLE OF MEASURING QUALITY OF WIRELESS SIGNAL AT VARIABLE TIME INTERVALS - A wireless communication device is disclosed in which signal quality values C[t] of a wireless signal received by the wireless communication device is successively measured at variable time intervals Δt, mean value μ of the successively-measured signal quality values C[t] is calculated, standard deviation σ of the successively-measured signal quality values C[t] is calculated, a determination is made as to whether the signal quality value C[t] at present time satisfies a predetermined inequality which represents that a signal quality value C[t] at arbitrary time lies within k times the standard deviations σ away from the mean value μ, and lengths of the time intervals Δt for the measurement device are controlled based on the determination. | 06-24-2010 |
20100142650 | Apparatus and Method for Adaptive Rotation Angle Control, Wireless Apparatus, and Computer Program - An adaptive rotation angle control apparatus of this invention includes a communication quality approximating equation storage portion which stores a communication quality approximating equation including as variables reception quality information, amplitude fluctuation information, and a rotation angle; a computation portion which substitutes into the communication quality approximating equation the reception quality information and amplitude fluctuation information of the input information, and a rotation angle, and calculates the value of the communication quality approximating equation; and an adaptive control portion which provides a rotation angle to the computation portion, receives from the computation portion communication quality information, which is the value of the communication quality approximating equation calculated using the rotation angle provided, and determines the optimum rotation angle based on the received communication quality information. | 06-10-2010 |
20100142589 | Multi-Carrier Code Dividing Multiplex Transfer System and Method, and Receiving Device - The multi-carrier code dividing multiplex transfer system of the present invention includes a direct demodulator that discriminates transmitted signals according to a receiving signal point composed of a combination of receiving values in a spread state of sub-carriers in a range where one modulated symbol is spread, and according to reference signal composing values that can be taken by the combination of the receiving values in the spread state of the sub-carriers. As a result, it is possible to prevent from affects of inter-code interference, and improve receiving characteristics as well. | 06-10-2010 |
20100142385 | Communication system, delay insertion server, backup server and communication control apparatus - A communication system includes a probe transmission server | 06-10-2010 |
20100098079 | DATA COMMUNICATION SYSTEM, BACKUP SERVER AND COMMUNICATION CONTROL APPARATUS - In order to distribute multicast packets, using different multicast addresses and avoiding fault points, a backup server is installed close to a master and converts backup multicast packets and sends them as master multicast packets to the client. At this time, backup multicast packets are delayed and sent while the delay is determined from an allowable retransmission time, a one-direction delay to the client, a time required to detect linkage problems, and a time required to establish backup paths and so on. | 04-22-2010 |
20100097929 | COMMUNICATION TERMINAL APPARATUS, DISTRIBUTION APPARATUS, ERROR NOTIFICATION METHOD, AND ERROR NOTIFICATION PROGRAM - A communication terminal apparatus ( | 04-22-2010 |
20100083093 | Content Conversion System and Computer Program - A content conversion system of the present invention includes a divider that determines a division point in content data using a determination reference based on a distance (content distance) on a data description between content components in the content data, and divides the content data based on the determination result, a reconstructing unit that reconstructs the divided data as the respective content data, and a division parameter setter that, based on the difference between a variation in distances in the data description between content components in reference content data and a variation in distances in the data description between content components in division target content data, corrects an optimum determination reference of the reference content data, and creates a determination reference for the division target content data. | 04-01-2010 |
20100082616 | APPARATUS FOR MUSIC RETRIEVAL, METHOD FOR MUSIC RETRIEVAL, AND PROGRAM FOR MUSIC RETRIEVAL - An apparatus for retrieving music that matches with a user preference across a plurality of music is provided. The apparatus comprises a feature vector generating device for generating feature vectors of each of the music, a clustering device for clustering the music into a plurality of clusters according to the feature vectors, a music extraction device for extracting a predetermined number of music from each of the clusters, a music selection accepting device for accepting a selection of music by the user from the music, and a music retrieval device for calculating similarities between a feature vector of the selected music and feature vectors of each of the music, and retrieving music that have higher similarities to the selected music among the music. | 04-01-2010 |
20100079577 | CONCEALED REGIONS COMPLEMENTING SYSTEM OF FREE VIEWPOINT VIDEO IMAGES - A sender produces a background video image | 04-01-2010 |
20100074468 | IMAGE GENERATING APPARATUS AND COMPUTER PROGRAM - The present invention relate to an image generating apparatus for generating an image from a viewpoint specified by a user. According to the invention, the apparatus has a storage unit that stores data of a plurality of images, and a disparity map generating unit that generates a disparity map. The disparity map is associated with a pair of images including a first image and a second image, and indicates corresponding pixels in the first and second images. | 03-25-2010 |
20100070440 | SV REDUCTION METHOD FOR MULTI-CLASS SVM - An SV reduction method for multi-class SVMs is provided with which a number of SVs contained in the multi-class SVMs can be reduced without becoming trapped in a local minimum optimization solution and the reduction of the SVs can be performed at high precision and high speed. The method includes a step of selecting, from a plurality of initially present support vectors, support vector pairs z | 03-18-2010 |
20100067532 | Communication Path Control System, Program, and Storage Medium Therefor - A communication path control system includes a storage device which stores data of paths between communication nodes; and a communication path selecting device which selects a path candidate for setting a new communication path among path candidates, each of which can be provided as a communication path between the communication nodes. Based on the data of paths, the communication path selecting device obtains MAX(PN) for each of the path candidates P | 03-18-2010 |
20100064304 | TERMINAL APPARATUS, CHARGING METHOD, AND CHARGING PROGRAM - The present invention provides a terminal apparatus that charges an appropriate amount of money according to the usage of individual users without using a network. A terminal apparatus reproduces content in response to a reproduction request from a user. The terminal apparatus includes a charging management unit that charges for the reproduction of the content and stores charging history as history information; a history information database that stores the history information in association with the reproduced content; and a removal determining unit that determines whether to remove the reproduced content from a charging target on the basis of the magnitude relationship between the standard price of the content charged for the reproduction and the sum of charges based on the history information. In this way, it is possible to charge an appropriate amount of money according to the usage of individual users and achieve a user-oriented charging process. | 03-11-2010 |
20100036937 | METHOD FOR CONTROLLING NETWORK COMPRISED OF ENORMOUS NODES, AND NODE AND CONTROL PROGRAM TO PERFORM SAID METHOD - A present invention provides a method for controlling roles of nodes in a network comprised of enormous nodes dynamically and distributed autonomously in such a way that the entire network can operate distributed autonomously. A method for controlling a field value u | 02-11-2010 |
20100026788 | METHOD FOR GENERATING FREE VIEWPOINT VIDEO IMAGE IN THREE-DIMENSIONAL MOVEMENT AND RECORDING MEDIUM - The present invention provides a method for generating free viewpoint video image in three-dimensional movement capable of synthesizing the free viewpoint video image from a viewpoint which looks down on an object from above. This method includes a process of taking multi-viewpoint video images using a plurality of cameras located on an identical plane and a camera not located on the identical plane, a process of generating video image at a viewpoint having the same azimuth as a desired viewpoint and located on the plane from the multi-viewpoint video images of the cameras on the plane, and a process of generating video image at the desired viewpoint from video image of the camera not located on the plane and video image at the viewpoint having the same azimuth as the desired viewpoint and located on the plane. | 02-04-2010 |
20100005186 | ADAPTIVE CONTROL OF LAYER COUNT OF LAYERED MEDIA STREAM - A technique is disclosed of controlling a layer count of actual layers within a layered media stream having a maximum number “M” of layers that include “m(0≦m≦M)” video layers and an audio layer. The technique includes: receiving from at least one destination a quality event indicative of audio quality of the audio layer; calculating an estimated value of subjective quality of the received audio layer, based on the received quality event; calculating a quality value indicative of transmission quality of the media stream, based on the calculated subjective quality, and a ratio of a layer count “m” of at least one of the video layers, to the maximum number “M;” and, based on the calculated quality value, controlling a layer count of actual layers within the media stream. | 01-07-2010 |
20100002876 | ENCRYPTION APPARATUS, DECRYPTION APPARATUS, LICENSING APPARATUS AND CONTENT DATA GENERATION METHOD - In order to provide various service types to the users in a case of supplying the contents constituted from multiple resources via broadcast, the following apparatuses are provided. An encryption apparatus ( | 01-07-2010 |
20090325520 | MULTIBAND RF RECEIVER AND METHOD FOR RECEIVING MULTIBAND RF SIGNAL - A multiband receiver is disclosed for receiving a multiband RF signal having first and second RF bands. The first RF band contains a first service RF range, and the second RF band contains a second service RF range. The receiver includes a mixer for converting the RF signal into an IF signal, using a single local oscillator frequency “f,” and an IF bandpass filter for canceling out some of frequencies of the IF signal outside of a predetermined passband. The local oscillator frequency “f” is determined to allow the first and second service IF ranges to lie outside of the predetermined passband, and to allow a frequency portion of the first IF band exclusive of the first service IF range and a frequency portion of the second IF band exclusive of the second service IF range to lie within the predetermined passband. | 12-31-2009 |
20090323948 | Stream Generation Method, Broadcast Receiving Apparatus, and Display Method - Provided is a system far receiving a initialization packet containing an initial vector for initializing stream encryption algorithm and an identifier of a key for decrypting an encrypted stream, initializing a decryption modules and decrypting the encrypted stream, wherein the system stores an identifier of a key which is needed to decrypt a next program in a initialization packet of a current program and informs a user of whether a desired key has been acquired or not at timing close to start time of the next program. | 12-31-2009 |
20090316893 | Address Generating Method and Broadcast Receiving Apparatus - A broadcast receiving apparatus comprises a broadcast receiving unit ( | 12-24-2009 |
20090303929 | Wireless Terminal Apparatus and Wireless Base Station Apparatus - Both a wireless terminal apparatus and wireless base station apparatus are provided that can, in an operation of encoding the control signals of the upstream link transmitted from the multiple terminal stations while encoding with regard to each of the terminal stations, increase a number of the terminal stations to which different codes are respectively assigned. A wireless terminal apparatus includes: an encoding information receiving portion receiving encoding information which is used at the wireless terminal apparatus from the base station; a phase-shifting unit which conducts a phase-shifting operation on a predetermined first code based on the encoding information; a code selection unit which, based on the received encoding information, selects a second code from multiple codes orthogonally crossing each other; and a control signal encoding portion which conducts an encoding operation on the control signal that is going to be transmitted to the base station by using both the first code on which the phase-shifting operation has been conducted and the second code. | 12-10-2009 |
20090303911 | BROADCAST-CONTENT TRANSMITTING APPARATUS, BROADCAST-CONTENT RECEIVING APPARATUS, BROADCAST-CONTENT TRANSMITTING METHOD, BROADCAST-CONTENT RECEIVING METHOD, AND PROGRAM - The content receiving unit ( | 12-10-2009 |
20090297164 | OPTICAL TRANSMISSION SYSTEM AND SYNCHRONIZATION METHOD USING TIME REFERENCE PULSE - An OLT includes a first transmitter and receiver unit for transmitting and receiving signals with ONUs, a first communication control timer, a measurement unit for measuring a round trip time (RTT) between the OLT and each of ONUs, an advance notice time generation unit for generating an advance notice time signal by adding a predetermined time to a time information that indicates a time in the first communication control timer in response to a first time reference pulse, and a unit for controlling the first transmitter and receiver unit to transmit the generated advance notice time signal to each of the ONUs, and to transmit signals indicating measured RTT/2 to the respective ones of the ONUs. | 12-03-2009 |
20090290581 | BROADCAST-CONTENT TRANSMITTING APPARATUS, BROADCAST-CONTENT RECEIVING APPARATUS, BROADCAST-CONTENT TRANSMITTING METHOD, BROADCAST-CONTENT RECEIVING METHOD, AND PROGRAM - A broadcast-content transmitting apparatus includes a content input unit ( | 11-26-2009 |
20090274151 | BROADCAST-CONTENT TRANSMISSION APPARATUS, AND BROADCAST-CONTENT TRANSMISSION METHOD - A transmitting side ( | 11-05-2009 |
20090271413 | TRIAL LISTENING CONTENT DISTRIBUTION SYSTEM AND TERMINAL APPARATUS - The present invention provides a content distribution system capable of improving user convenience and effectively distributing content for trial listening. A terminal apparatus includes: a content database that stores plural kinds of content data for trial listening received from a content distribution server; a usage history information recording unit that records usage history information of a user; a user preference estimating unit that estimates user preference on the basis of the usage history information of the user recorded in the usage history information recording unit, and generates preference information; a content extracting unit that calculates similarity between the preference information and each of the content data for trial listening stored in the content database, and extracts content data for trial listening having high similarity from the content database; and a content data playing unit that plays the extracted content data for trial listening. | 10-29-2009 |
20090267893 | TERMINAL DEVICE - An operation estimating portion | 10-29-2009 |
20090263133 | OPTICAL COMMUNICATION NETWORK SYSTEM, PARENT STATION OPTICAL COMMUNICATION DEVICE, AND CHILD STATION OPTICAL COMMUNICATION DEVICE - In a downstream channel communication, an individual downstream channel wavelength is allocated to each group of user nodes, and for user nodes in a same group, a central office performs a downstream-signal communication by a same communication method using the individual downstream channel wavelength. In an upstream channel communication, all user nodes perform an upstream-signal communication with the central office using a single upstream channel. A downstream signal from the central office is distributed to the groups for each individual downstream channel wavelength, and upstream signals from the user nodes are transmitted to the central office in a multiplexing manner. | 10-22-2009 |
20090245250 | CONTENT TRANSMITTING APPARATUS, CONTENT RECEIVING APPARATUS, CONTENT TRANSMITTING METHOD, AND CONTENT RECEIVING METHOD - A content transmitting apparatus includes a content transmitting unit ( | 10-01-2009 |
20090245161 | INFORMATION COMMUNICATION APPARATUS, INFORMATION TRANSMITTING APPARATUS, AND INFORMATION COMMUNICATION METHOD - An information communication apparatus ( | 10-01-2009 |
20090219396 | CALIBRATION APPARATUS AND METHOD FOR IMAGING DEVICES AND COMPUTER PROGRAM - The present invention relates to calibration of camera parameters for converting a world coordinate system, which indicates a position in the real space, to a coordinate used in an image and vice versa. The apparatus according to the invention has a detection unit, which determines corresponding pixel pairs from the captured image and the model image and outputs corresponding data indicating determined pixel pairs, and a selection unit, which selects pixel pairs to be left in the corresponding data and removes data related to an unselected pixel pair from the corresponding data for generating selected corresponding data. The apparatus further has a calculation unit, which calculates camera parameters based on the selected corresponding data. | 09-03-2009 |
20090217091 | DATA BACKING UP FOR NETWORKED STORAGE DEVICES USING DE-DUPLICATION TECHNIQUE - A technique of backing up data for networked storage devices using de-duplication is disclosed in which a communication device divides a to-be-stored new file into data blocks, defines and updates a statistical value representative of a history of reference to each data block within previous files, and transmits the statistical value to another communication device. The communication device, upon reception of the statistical value, selects a preloaded data block, based on the received statistical value, and transmits to another communication device a copying request for making a copy of a real data block identical to the preloaded data block. The communication device, upon reception of the copy, stores the copy as the preloaded data block. | 08-27-2009 |
20090154480 | COMMUNICATION CONTROL METHOD AND SYSTEM | 06-18-2009 |
20090150524 | NETWORK CONFIGURATION METHOD AND SYSTEM - An administrator | 06-11-2009 |
20090148158 | OPTICAL SIGNAL QUALITY MONITORING APPARATUS - The present invention relates to the quality monitoring of optical signals, which have different symbol rates and generated by different modulation schemes, used for example in a wavelength division multiplexing network. The apparatus according to the invention includes an optical splitter for outputting the input optical signal to a first optical route and a second optical route, an optical coupler for coupling a optical signal from the first optical route with a optical signal from the second optical route, a delay unit provided on the first optical route, and a phase shift unit provided on the first optical route or the second optical route. | 06-11-2009 |
20090132525 | INFORMATION RETRIEVAL APPARATUS AND COMPUTER PROGRAM - An information retrieval apparatus for retrieving a web page using a retrieval keyword includes a word extract portion for extracting an objective word from the web page on a display based on the specifying a display position of the web page on the display, wherein the word extract portion further extracts a peripheral word placed around the objective word, and a retrieval portion that performs web page retrieval using the objective and peripheral words. | 05-21-2009 |
20090122903 | Data Transmissiom System And Data Transmission Method - The present invention maps coded bits that have been output from a low density parity check coder | 05-14-2009 |
20090122739 | Wireless communication area measuring apparatus and computer program of the same - In order to improve the reduction of interference among cells such as pico cells and ease operations of arranging and controlling the cells, a wireless communication area measuring apparatus includes: a signal measuring unit for calculating wireless environment indicators at measuring points based on measured data of received signal strength indicators of a plurality of base stations; a transmission power determination unit for adjusting transmission power of the base stations based on margins of the received signal strength indicators; and a display unit for outputting adjustment results of the transmission power of the base stations. | 05-14-2009 |
20090116542 | DIGITAL SIGNAL TRANSMISSION METHOD, TRANSMITTING APPARATUS, AND RECEIVING APPARATUS - In a digital signal transmission method according to the present invention, when N | 05-07-2009 |
20090110299 | APPARATUS, METHOD AND COMPUTER PROGRAM FOR CLASSIFYING PIXELS IN A MOTION PICTURE AS FOREGROUND OR BACKGROUND - The present invention relates to an apparatus and a method for classifying pixels in each frame of a motion picture as foreground or background. According to the invention, the apparatus has a decision unit and adjustment unit. The decision unit classifies a pixel as a foreground pixel, a background pixel or an undefined pixel based on a first threshold, a second threshold and a distribution value of the pixel representing an occurrence probability of a pixel value of the pixel. The decision unit sorts each pixel into a foreground pixel or a background pixel based on the classification result of the decision unit. | 04-30-2009 |
20090089640 | RETRANSMISSION APPARATUS, SYSTEM AND METHOD FOR RETRANSMITTING BROADCAST PACKETS - A retransmission apparatus retransmits TS (Transport Stream) packets based on a received broadcast wave to a plurality of receiving apparatus through a network. The retransmission apparatus has a TS packet determination unit for determining whether a continuity of circulation counter values in the TS packets keeps in length equal to or more larger than a first predetermined threshold value N, and for retransmitting these TS packets when the determination is true, or for canceling these TS packets when the determination is false. Also, the TS packet determination unit determines whether a discontinuity of circulation counter values in the TS packets keeps in length equal to or more larger than a second predetermined threshold value T without retransmitting these TS packets, and sends an “off service” signal to a plurality of receiving apparatus when the determination is true. | 04-02-2009 |
20090083752 | EVENT PROCESSING APPARATUS AND METHOD BASED ON OPERATING SYSTEM - An event processing apparatus has an event queue that accumulates a plurality of events occurred temporally. The apparatus has event queue optimization means for executing filtering processes to delete one or more event based on optimization definition information, and/or for executing chunking processes to integrate a plurality of events into an event, for a plurality of events accumulated in the event queue. | 03-26-2009 |
20090073314 | Summary Content Generation Device and Computer Program - When generating animation content as summary content for a digital broadcast program, the timing for switching of animation images for display is controlled appropriately. Subtitle character string extraction means for extracting a subtitle character string from subtitle data contained in digital broadcast signals, still image extraction means for extracting one still image corresponding to the subtitle character string, and summary content generation means for generating summary content to display the extracted subtitle character strings together with the corresponding extracted still images, are provided; the summary content generation means decides the timing for switching display of the plurality of subtitle character strings and still images comprised by the summary content, based on the subtitle character strings. | 03-19-2009 |
20090052776 | COLOR CORRECTION APPARATUS, METHOD AND COMPUTER PROGRAM - The present invention relates to color correction of video signals from a plurality of cameras. The apparatus has a correction order that defines a plurality of camera pairs and an order of the camera pairs, where each camera pair specifies a reference camera and a target camera. In the correction order, each camera is treated as a target camera at least one time, and the reference camera is treated as the target camera in a previous camera pair except for the first camera pair. The apparatus corrects a value of each pixel in a target image captured by the target camera based on a reference image captured by the reference camera, and replaces the target image by the corrected target image, for each camera pair in accordance with the order of the camera pairs. | 02-26-2009 |
20090052679 | Apparatus for fault detection for parallelly transmitted audio signals and apparatus for delay difference detection and adjustment for parallelly transmitted audio signals - Characteristic amounts in each small region of audio signals transmitted in the working system and the standby system are extracted by characteristic amount calculators | 02-26-2009 |
20090049519 | TERMINAL AND ACCESS POINT FINDING METHOD FOR COMMUNICATING WITH STEALTH ACCESS POINT - There is provided a terminal that is capable of not sending a useless probe request to detect a stealth access point. The terminal communicates with a normal access point that reports a network identifier and a stealth access point that does not report a network identifier. The terminal includes an access point information accumulating section | 02-19-2009 |
20090046780 | MOVING IMAGE ENCODING APPARATUS,MOVING IMAGE ENCODING METHOD, AND PROGRAM - A moving image encoding apparatus includes a first-step encoding section for executing a plurality of times first-step encoding by use of different quantization control variables; a code-amount estimation section for estimating, for all the quantization control variables, an amount of codes generated for each frame by making use of a plurality of results of the encoding; a code-amount allocation section for allocating an amount of codes for each frame on the basis of results of the estimation; and a second-step encoding section for executing second-step encoding on the basis of the amount of codes allocated to each frame. The first-step encoding section changes the number of times of execution of the encoding in accordance with the attribute of each frame, and omits a portion of processes contained in the coding process in the second and subsequent executions of the encoding process. | 02-19-2009 |
20090046621 | RELAY APPARATUS, COMMUNICATION TERMINAL, AND COMMUNICATION METHOD - A relay apparatus ( | 02-19-2009 |
20090033740 | VIDEO METHOD FOR GENERATING FREE VIEWPOINT VIDEO IMAGE USING DIVIDED LOCAL REGIONS - The present invention provides a method of generating a virtual viewpoint video image when the virtual viewpoint position is not located on a plane where a camera is disposed. In an environment in which a plurality of cameras having a horizontal optical axis are disposed in a real zone (for example, on the circumference) which surrounds an object, a video image of an arbitrary viewpoint on the circumference is generated. Further, by synthesizing video images photographed by a camera, a free viewpoint video image is generated from a virtual viewpoint (viewpoint from a high or low position) where no camera is placed. According to a method of achieving this, a travel distance of a display position is calculated by the local region synthesizing portion and this travel distance is reflected to the free viewpoint video image of a local region. | 02-05-2009 |
20090003367 | PATH MANAGEMENT DEVICE AND PROGRAM STORING MEDIUM - A path management device of the present invention manages information about communication paths in a communication network, the communication network including a plurality of routers mutually connected by means of a communication line, link states between the plurality of routers being shared among each of the plurality of routers by means of link state advertisement messages that are announced from each of the plurality of routers, and routing tables being created in each of the plurality of routers based on shortest path trees, and the path management device includes: a receiving unit that receives the link state advertisement messages; a routing table creation unit that reproduces the shortest path trees and the routing tables of each of the plurality of routers based on the link state advertisement messages; and a routing table recording unit that records the reproduced routing tables of each of the plurality of routers. | 01-01-2009 |
20080304488 | NON-STOP SWITCHING EQUIPMENT FOR PACKET BASED COMMUNICATION LINKS - When packets reach from the | 12-11-2008 |
20080285563 | Routing Information Management Apparatus and Computer Program of the Same - In order to provide the routing information of both the present time and the past, provide the latest routing information very quickly and improve searching speed of the routing information, a routing information management apparatus includes: a routing information receiving portion receiving routing information which broadly notifies a change/withdrawal of a communication route and which is received from an observation apparatus of communication routes; and a routing state table generation portion which generates a routing state table of each of the communication routes including both a route existing time based on a received time of the routing information and a range of an address space obtained by digitizing a prefix involved in the routing information, and which stores the routing state table in a routing information database. | 11-20-2008 |
20080263615 | INTEGRATED OPERATION MANAGEMENT SYSTEM OF VIDEO TRANSMISSION NETWORK AND OPERATION MANAGEMENT METHOD - An integrated operation management system of video transmission network operates and manages a network connecting between video transmission equipments, said integrated operation management system comprises: a detection means for detecting said video transmission equipments and transmission equipments in said network; an information collection means for collecting equipment information about the video transmission equipments and the transmission equipments detected by said detection means, path information, link information, and configuration information about a video session between said video transmission equipments; a record means for recording said system information, said path information, said link information, and said configuration information about the video session with associated each other; and a failure specification means for specifying failure points or performance degradation points from failure notifications or performance degradation notifications notified from said network based on said associated and recorded information. | 10-23-2008 |
20080259860 | Radio frame control apparatus, radio frame control method, and radio communication apparatus - A radio frame control apparatus for controlling a radio frame of an orthogonal frequency division multiple access system, having a placement information generation section generating first placement information including a radio resource amount assigned to each terminal station based on a received radio resource request, a pseudo placement information generation section generating pseudo placement information including a temporal radio resource amount assigned to pseudo communication, a radio resource assignment section generating second placement information by inserting the pseudo placement information into the first placement information. | 10-23-2008 |
20080232823 | COHERENT OPTICAL COMMUNICATION APPARATUS AND METHOD - The present invention relates to a coherent optical communication apparatus and method. According to the invention, the optical communication apparatus receives a modulated optical signal, which is generated by modulating an optical signal with a first electrical signal obtained by adding a second electrical signal carrying information to be transmitted and a reference electrical signal, and converts the modulated optical signal to a third electrical signal by coherent detection. Then the apparatus detects an amount of fluctuation of the reference electrical signal included in the third electrical signal, and compensates the second electrical signal included in the third electrical signal using the amount of fluctuation. | 09-25-2008 |
20080225927 | Transmission method - In a transmission method of the present invention, when transmitting an information bit from a transmitter to a receiver, an encoder of the transmitter firstly inputs and encodes the information bit, and a modulator then modulates the encoded information bit to create a modulation symbol. A spreader spreads the obtained modulation symbol using a rotation orthogonal code having a rotation angle that is appropriate to a combination of the modulation method and the coding rate, and transmits it to a transmission path. The receiver performs a reverse operation of the transmitter, and decodes the information bit. In QPSK modulation where the coding rate of an error-correction code is ½, when a rotation angle that obtains a same signal point as OFDM is 0°, spreading is performed using a rotation orthogonal code having a rotation angle of between 17° and 45°, or between −17° and −45°, thereby reducing bit error and enabling highly-reliable communication to be achieved. | 09-18-2008 |
20080216167 | PROXY CONNECTION METHOD AND ADAPTER TO IMS/MMD NETWORK - A client for IPv4 having a SIP function sends first REGISTER to adapter. Then, the adapter executes an authentication sequence of EAP-AKA for an access gateway connected to the interval of an IMS/MMD network and the IPv4 network, then establishes the tunnel connection. Then, the adapter generates second REGISTER corresponding to the IPv6 based on first REGISTER corresponding to IPv4. And, the adapter sends second REGISTER to a SIP server connected to the IMS/MMD network through the tunnel connection to the access gateway. | 09-04-2008 |
20080205637 | THRESHOLD SECRET SHARING APPARATUS, THRESHOLD SECRET SHARING SCHEME, SECRET INFORMATION DECRYPTION METHOD, AND PROGRAM FOR THE SAME - A threshold secret sharing apparatus, a threshold secret sharing scheme, a secret information recovery apparatus a secret information recovery method, and a program thereof are provided using XOR computation, thereby offering a general (k,n) threshold secret sharing scheme with high computation speed. Secret information K is divided into (n | 08-28-2008 |