Patent application number | Description | Published |
20090150666 | INFORMATION PROCESSING APPARATUS AND LICENSE DISTRIBUTION SYSTEM - There are provided an information processing apparatus and a license distribution system including the information processing apparatus in which the reproduction or duplication of a content can be limited to the interior of a domain and a benefit based on the fact that an external device has participated in the domain can be made available at the time of reissuing a license. | 06-11-2009 |
20090319519 | COMMUNICATION SYSTEM, COMMUNICATION DEVICE, AND COMPUTER PROGRAM - There is provided a communication system including a plurality of communication devices including first, second and third communication devices and performable of one-on-one communication with one another. The first communication device includes: a search request reception part receiving a search request for data from the second communication device; a determination part determining whether or not data relevant to the search request is retained; a search request transmission part transmitting, when the relevant data is not retained, the search request to the third communication device; a data reception part receiving the data relevant to the search request from the third communication device; a data transmission part transmitting, to the second communication device that has transmitted the search request, the data received by the data reception part. The first communication device relays the search request and the data from/to the second communication device and the third communication device. | 12-24-2009 |
20100023580 | CONTENT DELIVERY APPARATUS, COMMUNICATION SYSTEM, CONTENT DELIVERY METHOD, AND COMPUTER PRODUCT - A content delivery apparatus and method operable to access a network, to which a content management apparatus and a content acquiring apparatus are connected, where the content delivery apparatus accepts content delivery request(s). The content delivery apparatus obtains a number of content delivery apparatus(es) having the same content on the network, and a number of times that the content management apparatus has accepted inquiries regarding content holding status(es) from content acquiring apparatuses, and calculates a delivery priority by dividing a number of requests by the number of content holding apparatuses. The content delivery apparatus, when the delivery request accepting section accepts the delivery requests for a plurality of contents, delivers the plurality of contents preferentially from a content having a high delivery priority. | 01-28-2010 |
20100023815 | MANAGING APPARATUS, MANAGING METHOD, MANAGING SYSTEM AND COMPUTER PRODUCT - An apparatus accepts an injustice (grievance) report containing injustice report source terminal information for identifying a terminal device transmitting the injustice report and injustice content holding terminal information identifying a terminal device holding the content altered from the original content and content identification information for identifying the content; accesses a correspondence relation recording unit recording, in association with content identification information identifying the content, notification destination terminal information identifying a terminal device to which the content holding terminal information is notified, and content holding terminal information notified to the notified terminal device; determines that the injustice report accepted by the injustice report accepting is false and discards the false injustice report, when the injustice report source terminal information contained in the injustice report is not coincident with the notification destination terminal information recorded in the correspondence relation recording unit. | 01-28-2010 |
20100082795 | INFORMATION PROCESSOR, INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD AND COMPUTER PRODUCT - An information processor is connectable to a communication system containing a plurality of terminal devices. The information processor receives content holding terminal information for identifying a terminal device holding a content, calculates a content holding terminal number corresponding to the number of terminal devices holding the content on the basis of the received content holding terminal information, holds a determination reference serving as a reference for determining whether the content holding terminal number is below a predetermined threshold value, determines on the basis of the content holding terminal number calculated by the terminal number calculator and the determination reference whether the content holding terminal number concerned is below the predetermined threshold value, and transmits an extinction preventing instruction for making the terminal device holding the content concerned execute processing of preventing extinction of the content when determining that the content holding terminal number is below the predetermined threshold value. | 04-01-2010 |
20100124230 | TERMINAL APPARATUS AND PROGRAM - An apparatus transmits reservation information including a contents-ID identifying the contents and a terminal-ID identifying the apparatus that transmits the reservation information to the apparatus determined by the contents-ID, receives the reservation information transmitted from the apparatus that accepts the reservation operation and updates a reservation terminal list that associates the contents-ID and the terminal-ID, verifies whether the acquired contents have defects, transmits a search-request having the contents-ID identifying the contents judged that have defects to the apparatus determined by the contents-ID, receives the search-request transmitted from the apparatus judged that have defects, retrieves the terminal-ID registered in association with the contents-ID of the search-request from the reservation terminal list, transmits a search-result having the acquired terminal-ID, receives a search-result from the apparatus to which the search-request is transmitted, and acquires recovery data of the contents that have defects from the apparatus identified by the terminal-ID of the search-result. | 05-20-2010 |
20100251035 | PROGRAM, INFORMATION PROCESSING DEVICE, CONTENT PROCESSING METHOD, AND CONTENT PROCESSING SYSTEM - An information processing device includes: a receiving operation for receiving, from a transmission device, content and first verification data corresponding to divided content obtained by dividing the content; a detecting operation for detecting an error of the divided content based on second verification data to be calculated based on the divided content and the first verification data received in the receiving operation; and an obtaining operation for obtaining other divided content corresponding to the divided content having the error detected in the detecting operation from another information processing device different from the transmission device, when the error of the divided content is detected in the detecting operation. | 09-30-2010 |
20100281521 | AUTHENTICATION SYSTEM, AUTHENTICATION DEVICE AND RECORDING MEDIUM - An authentication system includes node devices, wherein a first node device transmits the authentication information thereof to a second node device, the second node device selects third node devices that are requested to verify the validity of the received authentication information, and transmits the authentication information to each of the selected third node devices, the third node device records verification information that is used to verify the validity of the authentication information of the first node device, verifies the validity of the authentication information on the basis of the authentication information and verification information, and transmits the result information to the second node device, and the second node device further derives weighted values indicating the reliability of the each verification of the third node devices and authenticates the first node device on the basis of the each result information and the each weighted value received from the third node devices. | 11-04-2010 |
20110153848 | INFORMATION PROCESSING DEVICE, COMMUNICATION SYSTEM, CONTROL METHOD AND CONTROL PROGRAM - An information processing device includes: a control data request signal reception unit configured to receive a request signal for requesting transmission of control data; a control data transmission unit configured to transmit control data required by the received request signal to a communication device; a control data transmission destination recording unit configured to record device identification information used for identification of a communication device in a manner correlated with identification information for identifying this provided data; a device selecting unit configured to select device identification information recorded in the control data transmission destination recording unit in a manner correlated with identification information for identifying the provided data; and a device identification information transmission unit configured to transmit the selected device identification information to a communication device on a P2P network as device identification information used for identification of a communication device in which the provided data is recorded. | 06-23-2011 |
20110208828 | NODE APPARATUS AND COMPUTER-READABLE STORAGE MEDIUM FOR COMPUTER PROGRAM - A node apparatus includes a second computation portion that references cache information held by the own node apparatus, the cache information indicating a node holding an object that is a search target in an overlay network in association with the object, and calculates, with respect to the object corresponding to the node indicated in the cache information, a distance between an object location and a node of interest in a logical space in which the overlay network is constructed, the object location being a logical location of the object, and the node of interest being a node other than the own node, and a transfer destination selection portion that selects a transfer destination to which the cache information is to be transferred, based on the distance calculated by the second computation portion. The cache information is transferred to the transfer destination selected by the transfer destination selection portion. | 08-25-2011 |
20110231431 | COMMUNICATION TERMINAL DEVICE, COMPUTER PROGRAM, AND CONTENT SEARCH METHOD - A communication terminal device includes: a communication unit configured to connect to a network to transmit and receive contents among a plurality of nodes; a memory configured to accumulate a history table that stores a search history of a content search; and a processor configured to execute a process comprising: storing the search history of the content search in the history table; comparing metadata attached to a search object content that is a content search object with metadata attached to a content stored in the history table; determining whether the content stored in the history table is similar to the search object content based on the comparing of the metadata; and making the transmission unit transmit information inquiring about possession of the search object content to a node that possesses a content determined to be similar to the search object content. | 09-22-2011 |
20120280825 | METHOD OF INFERRING USER' DIRECTION, DIRECTION INFERRING APPARATUS, AND TERMINAL APPARATUS - A method of inferring a user's direction by a computer, the method includes: recording a relative azimuth angle obtained from an output of a direction sensor included in a terminal apparatus carried by the user; identifying the user's direction at a first point at which the user's direction is capable of being identified; and inferring the user's direction at a second point by using a relative azimuth angle corresponding to the first point and a relative azimuth angle corresponding to the second point different from the first point, and the user's direction that has been identified at the first point. | 11-08-2012 |
20130218950 | METHOD FOR CONTROLLING INFORMATION PROCESSING SYSTEM, SERVER DEVICE, AND CLIENT DEVICE - A method for controlling an information processing system that includes a client device including a plurality of sensors that acquire positional information of the client device and a server device that transmits data to the client device includes causing the server device to specify a positioning requirement corresponding to positional information of the client device based on association information associating a distance between the client device and a location in which the server device transmits the data to the client device located with each of the sensors, and causing the client device to select a sensor based on the positioning requirement specified by the server device among the sensors. | 08-22-2013 |
20130245790 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND MEDIUM - An information processing apparatus controls position measurement performed by a position measurement device. The apparatus includes a memory and a processor that executes a process in the memory. The process includes acquiring schedule information associated with the position measurement device and including a start time and an end time, acquiring position information acquired by the position measurement device, and extending a position measurement cycle of the position measurement device compared to a position measurement cycle before the start time of the schedule information when positions that respectively correspond to a plurality of pieces of position information acquired between the start time and the end time are in a given area. | 09-19-2013 |