Patent application number | Description | Published |
20080218584 | Multi-Point Conference System and Multi-Point Conference Device - There are provided a multi-point conference system and a multi-point conference device capable of using an SIP terminal as a conference terminal and clearly and smoothly performing speaker switching without requesting a conference terminal to transmit an intra frame when a speaker is detected. The multi-point connection device includes an image processing unit for accumulating in a memory ( | 09-11-2008 |
20080240255 | Moving Picture Communication Device, Moving Picture Communication System, and Moving Picture Communication Method - A moving picture communication device and a gateway capable of suppressing or limiting image quality deterioration as well as a moving picture communication system including them are provided. Control information | 10-02-2008 |
20090052538 | MOVING IMAGE DISTRIBUTION SYSTEM AND CONVERSION DEVICE - A moving image distribution system of the present invention is a moving image distribution system for distributing one or more streams through a transmission path | 02-26-2009 |
20090060059 | ENCODED STREAM TRANSMITTER - The accuracy of time information set in a packet is improved. Time information calculator | 03-05-2009 |
20090207232 | MULTIPOINT CONFERENCE SYSTEM, MULTIPOINT CONFERENCE METHOD, AND PROGRAM - A multipoint videoconference server is made to swiftly respond to a video switching request from a terminal and a degree of computational complexity is made lower. A server | 08-20-2009 |
20090207317 | Moving Picture Storage System, Moving Picture Storage Method, and Moving Picture Storage Program - When a start recording instruction or an end recording instruction is transmitted from a terminal device, a DTMF detector ( | 08-20-2009 |
20090232223 | Moving Image Conversion Method, Moving Image Convesion Apparatus, Moving Image Conversion System, and Server Apparatus, and Program - An apparatus and method are provided for enabling inhibition or reduction in the amount of processing to decode and to re-encode image data to be compatible with a transmission capacity upon delivery of converted images. Image data converter | 09-17-2009 |
20090248402 | VOICE MIXING METHOD AND MULTIPOINT CONFERENCE SERVER AND PROGRAM USING THE SAME METHOD - The voice mixing method includes a first step for selecting voice information from a plurality of voice information, a second step for adding up all the selected voice information, a third step for obtaining a voice signal totaling the voice signals other than one voice signal, of the selected voice signals, a fourth step for encoding the voice information obtained in the second step, a fifth step for encoding the voice signal obtained in the third step, and a sixth step for copying the encoded information obtained in the fourth step into the encoded information in the fifth step. | 10-01-2009 |
20090313676 | BUFFER CONTROL METHOD, RELAY APPARATUS, AND COMMUNICATION SYSTEM - Disclosed is a relay apparatus including a video buffer control unit that controls a video buffer according to a control instruction received by an instruction receiving unit, a threshold set by a threshold setting unit, and a timing set by a timing generation unit. The video buffer control unit controls the video buffer for each segment, according to a result of analysis by a segment interpretation unit. | 12-17-2009 |
20100002067 | APPARATUS AND METHOD FOR CONVERTING CONTROL INFORMATION - Picture and speech communication between plural terminals connected to different networks, such as a circuit-switched network and IP network. A converting apparatus | 01-07-2010 |
20100005362 | SOUND DATA DECODING APPARATUS - A sound data decoding apparatus based on a waveform coding method includes a loss detector, sound data decoder, sound data analyzer, parameter modifying section and sound synthesizing section. The loss detector detects whether a loss exists in a sound data. The sound data decoder decodes the sound data to generate a first decoded sound signal. The sound data analyzer extracts a first parameter from the first decoded sound signal. The parameter modifying section modifies the first parameter based on a result of the detection of loss. The sound synthesizing section generates a first synthesized sound signal by using the modified first parameter. Thus, a deterioration of sound quality is prevented in the error compensation of sound data. | 01-07-2010 |
20100027618 | MEDIA TRANSMITTING/RECEIVING METHOD, MEDIA TRANSMITTING METHOD, MEDIA RECEIVING METHOD, MEDIA TRANSMITTING/RECEIVING APPARATUS, MEDIA TRANSMITTING APPARATUS, MEDIA RECEIVING APPARATUS, GATEWAY APPARATUS, AND MEDIA SERVER - This invention comprise a connection call processing unit for exchanging settings of encoded data and redundant data stored in each packet, and a setting of at least any one of encoding bit rates of a sound encoding unit and a redundant data generating unit, between the media transmitting/receiving apparatus, and a sound decoding unit for decoding at least any one of the encoded data and the redundant data based on the setting of the encoding bit rate exchanged between the media transmitting/receiving apparatuses, wherein the encoded data and the redundant data are separated from each packet based on the setting of the data stored in the packets exchanged between the media transmitting/receiving apparatuses, and lost encoded data is compensated with the redundant data, and thereby degradation of the media quality is prevented even when the packet loss occurs in transferring media encoded data in the packets via an IP network. | 02-04-2010 |
20100058419 | CONTENT DISTRIBUTION SYSTEM, CONVERSION DEVICE, AND CONTENT DISTRIBUTION METHOD FOR USE THEREIN - A content distribution system distributes at least either one of a first content and a second content to a terminal ( | 03-04-2010 |
20100100900 | CONTENT DELIVERY SYSTEM, CONTENT DELIVERY METHOD AND CONVERSION APPARATUS FOR USE IN THEM - A transcoder | 04-22-2010 |
20100128715 | Protocol Conversion System in Media Communication between a Packet-Switching Network and Circuit-Switiching Network - In media communication by way of a packet-switching network and a circuit-switching network, a protocol conversion device for converting protocols between the packet-switching network and the circuit-switching network includes a call connection unit and a protocol converter. The call connection unit carries out call connection processes of media communication between terminals of the packet-switching network side and terminals of the circuit-switching network side. The protocol converter analyzes packets of speech received from the packet-switching network to specify the encoding bit rate of speech data in the speech packets. The protocol converter then specifies the multiplex table used in multiplexing frames on the circuit-switching network from the encoding bit rate. The protocol converter further generates frames by using the multiplex table that was specified to multiplex data in the payload of packets received from the packet-switching network and transmits to the circuit-switching network. | 05-27-2010 |
20100132308 | DEVICE FOR STACKING SUCCESSIVE SEPARATOR AND SHEET ELECTRODE - There is provided a simple-structured and inexpensive device for stacking a successive separator and sheet electrodes which can protect an end portion of a sheet | 06-03-2010 |
20100150238 | MOVING PICTURE TRANSCODING APPARATUS, MOVING PICTURE TRANSCODING METHOD, AND MOVING PICTURE TRANSCODING PROGRAM - To provide a moving picture transcoding apparatus capable of suppressing deterioration of an image quality and capable of reducing a calculation amount required for transcoding an image, the moving picture transcoding apparatus which transcodes encoded moving picture data includes: a moving picture data producing unit for producing new moving picture data in which a specific frame of the encoded moving picture data is set as a head thereof; and a judging unit for judging whether or not a succeeding frame of the specific frame has been encoded by referring to a frame preceding the specific frame. Further, the moving picture data producing unit includes: a first frame transcoding process unit for transcoding the specific frame to a first frame which does not refer to another frame; and a succeeding frame transcoding process unit for again encoding a succeeding frame, which has been judged by the judging unit to refer to the frame preceding the specific frame, by referring to any one frame in a range from the succeeding frame judged by the judging unit to the specific frame. | 06-17-2010 |
20100173194 | ELECTRIC ENERGY STORAGE DEVICE AND MANUFACTRUING METHOD THEREOF - There is provided an electric energy storage device which has a connection structure with a high connection reliability and which can suppress any contact of an outer package body with a connection terminal with a simple structure. The electric energy storage device comprises a battery element | 07-08-2010 |
20100189233 | MULTIMEDIA COMMUNICATION SYSTEM, MULTIMEDIA COMMUNICATION DEVICE AND TERMINAL - At one of the timings: during a period between the moment when one of terminals which performs transmission calls out a communication partner and the moment of response and at the timing after the communication between the terminals is complete; content data is read out from a database and the read out content data is transmitted to the terminal. | 07-29-2010 |
20100191832 | COMMUNICATION TERMINAL, DISTRIBUTION SYSTEM, METHOD FOR CONVERSION AND PROGRAM - A communication terminal that receives contents information distributed from a source of distribution, comprises: means for converting a leading frame of said contents information to a non-predicted frame in response to an input request. | 07-29-2010 |
20100194848 | MULTIMEDIA COMMUNICATION SYSTEM, MULTIMEDIA COMMUNICATION DEVICE AND TERMINAL - At one of the timings: during a period between the moment when one of terminals which performs transmission calls out a communication partner and the moment of response and at the timing after the communication between the terminals is complete; content data is read out from a database and the read out content data is converted according to conversion information based on reproduction at the terminal. The converted content data is transmitted to the terminal. | 08-05-2010 |
20100195490 | AUDIO PACKET RECEIVER, AUDIO PACKET RECEIVING METHOD AND PROGRAM - The audio packet receiver according to the present invention includes a buffer unit ( | 08-05-2010 |
20100203871 | MULTIMEDIA PROVIDING SERVICE - At one of the timings: during a period between the moment when one of terminals which performs transmission calls out a communication partner and the moment of response and at the timing after the communication between the terminals is complete; a server reads out content data from a database, converts the read out content data according to the conversion information based on reproduction at the terminal, and transmits the converted content data to the terminal. At this timing, the terminal reproduces the content data transmitted from the server. | 08-12-2010 |
20100205278 | MULTIMEDIA PROVIDING SERVICE - At one of the timings: during a period between the moment when one of terminals which performs transmission calls out a communication partner and the moment of response and at the timing after the communication between the terminals is complete; a server reads out content data from a database and transmits the read out content data to the terminal. At this timing, the terminal reproduces the content data transmitted from the server. | 08-12-2010 |
20100205322 | CONVERSION APPARATUS, DISTRIBUTION SYSTEM, DISTRIBUTION METHOD AND PROGRAM - A conversion apparatus receives contents information distributed from a source of distribution and transmits the contents information received to a destination of distribution. The apparatus comprises: a converting unit that converts a leading frame of the contents information to a non-predicted frame in response to a request from said destination of distribution. | 08-12-2010 |
20100228545 | VOICE MIXING DEVICE, NOISE SUPPRESSION METHOD AND PROGRAM THEREFOR - A voice mixing device for mixing a plurality of voice signals, comprises: a speaker selection unit selecting at least one voice signal among said plurality of voice signals; a full signal adder unit adding all of at least one voice signal selected by said speaker selection unit; respective subtractor unit subtracting only one of said selected voice signals from an addition result of said full signal adder unit; a common noise suppression unit suppressing noise of a common voice signal, being an addition result of said full signal adder unit; individual noise suppression unit suppressing noise of respective individual voice signals, being subtraction results of said subtractor unit; and memory switching unit copying information of noise suppression obtained in said common noise suppression unit based on a selection result of said speaker selection unit, to information of noise suppression in said individual noise suppression unit. | 09-09-2010 |
20100239001 | VIDEO STREAMING SYSTEM, TRANSCODING DEVICE, AND VIDEO STREAMING METHOD - A video streaming system includes a streaming server ( | 09-23-2010 |
20100254213 | POWDER TREATING APPARATUS - There is provided a powder treating apparatus which can uniformly and successively combine and grow powders having different specific gravities or sizes together with a simple structure. The apparatus comprises a rotating container | 10-07-2010 |
20100272023 | GATEWAY DEVICE, SYSTEM, AND COMMUNICATION METHOD - A gateway device includes a communication unit communicating a frame signal conforming to an IuUP (Iu User Plane) protocol with a wireless base station controller connected to a circuit switching network; a determination unit determining whether the frame signal received by the communication unit satisfies a predetermined condition or not; a conversion unit converting information included in the frame signal to information to be set in a flow control signal of an IMS (IP Multimedia Subsystem) when the frame signal satisfies the predetermined condition; and a flow control signal transmission unit transmitting the flow control signal to a communication device in the IMS. | 10-28-2010 |
20100278110 | GATEWAY DEVICE, SYSTEM, AND COMMUNICATION METHOD - A gateway device includes a communication unit communicating a frame signal conforming to an IuUP (Iu User Plane) protocol with a wireless base station controller connected to a circuit switching network; a determination unit determining whether the frame signal received by the communication unit satisfies a predetermined condition or not; a conversion unit converting information included in the frame signal to information to be set in a call control signal of an IMS (IP Multimedia Subsystem) when the frame signal satisfies the predetermined condition; and a call control signal transmission unit transmitting the call control signal to a communication device in the IMS. | 11-04-2010 |
20100290645 | SOUND MIXING APPARATUS AND METHOD AND MULTIPOINT CONFERENCE SERVER - A sound mixing apparatus includes mixing processing units | 11-18-2010 |
20100296675 | SOUND MIXING APPARATUS AND METHOD AND MULTIPOINT CONFERENCE SERVER - A sound mixing apparatus includes mixing processing units | 11-25-2010 |
20110029606 | SERVER APPARATUS, CONTENT DISTRIBUTION METHOD, AND PROGRAM - A server apparatus that transmits content to a terminal via a network includes a control/analysis unit that receives and transmits information including information on capability of the terminal and a transcoder that receives content including at least one of video, speech, and audio, receives information from the control/analysis unit, converts at least one of the codec, bit rate, resolution, and file format of the content, as necessary to make the content adapted to the capability of the terminal, and transmits the converted content. | 02-03-2011 |
20110030018 | RECORDING AND REPRODUCING DEVICE, OPERATION METHOD AND OPERATION PROGRAM OF THE DEVICE, AND VIDEO DISTRIBUTION SYSTEM - A recording and reproducing apparatus is installed on a network through which communication with a terminal device is enabled. The recording and reproducing apparatus includes: a recording reservation section that receives a recording reservation request for video data from the terminal device via the network; a communication section that receives the video data which is distributed to the terminal device by using at least one of multicast, broadcast, and unicast; a video recording section that records the received video data based on the recording reservation request; and a video distribution section that distributes the recorded video data to a terminal device that has made a reproduction request for the relevant video data via the network. | 02-03-2011 |
20110032856 | GATEWAY APPARATUS, METHOD AND PROGRAM - A gateway apparatus, connected to one or more of a content server, a television receiver, set top box, home server and mobile terminal from which the content may be transmitted, includes: a control and analysis unit that receives information including capability of the mobile terminal and acquires codec, bit rate, resolution and file format regarding the decoding of input content including one or more of video, speech, and audio and compares the information acquired with the capability of the mobile terminal to determine whether or not conversion of the content is necessary; and a transcoder that, in case it is determined that the conversion is necessary, converts one or more of codec, bit rate, resolution and file format of the content for adaptation to the capability of the mobile terminal and transmits the generated content to the mobile terminal over the radio network. | 02-10-2011 |
20110032880 | GATEWAY APPARATUS, COMMUNICATION METHOD AND PROGRAM - A gateway apparatus that interconnects a mobile circuit switched network and a mobile IMS network to implement the video phone includes a conversion unit. The conversion unit demultiplexes a multiplexed bit stream signal output from a mobile terminal connected to the mobile circuit switched network to take out one or more of a control signal, a compression-encoded speech signal, and a compression-encoded video signal. The conversion unit converts the control signal into one or more of a MEGACO signal, a SIP signal and a SDP signal, while converting the speech signal and the video signal, if necessary. The conversion unit also packetizes the speech signal and the video signal to transmit resulting packets to the IMS network. | 02-10-2011 |
20110055658 | CONTENT DISTRIBUTION METHOD, ENCODING METHOD, RECEPTION/REPRODUCTION METHOD AND APPARATUS, AND PROGRAM - There are provided a content data transmission method, device, and program that minimize serious disturbances in reproduced content on the reception side, caused by a transmission error of encoded data, without sending feedback information from the reception side to the transmission side. When an encoder | 03-03-2011 |
20110075570 | SERVER APPARATUS, COMMUNICATION METHOD AND PROGRAM - Disclosed is a server apparatus that receives a stream containing at least a video signal from a first one of two or more terminals that take part to form a group of terminals, copies the received stream or packet in part or entirety thereof, and transmits the so copied stream or packet to those terminals that are different from the first terminal, includes a control packet generation/transmission unit which, in case other terminal takes part anew in the group of terminals halfway during the time of transmitting the copied stream or packet, transmits to the first terminal a command which orders the first terminal to transmit a non-predictive frame. | 03-31-2011 |
20110090881 | GATEWAY DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION METHOD - A gateway apparatus | 04-21-2011 |
20110103278 | APPARATUS AND METHOD FOR GATEWAY AND PROGRAM - A gateway apparatus arranged between the mobile circuit switched network and the mobile IMS network, includes a call control unit which converts a control signal output from the mobile circuit switched network into at least one of SIP and SDP to output a signal converted to the mobile IMS network and a conversion unit which receives a line switching protocol for an audio signal output from the mobile circuit switched network. The conversion unit decides, using at least one of SIP and SDP, output from the mobile IMS network and received by the call control unit, on whether the partner terminal is to be connected via the mobile IMS network to the mobile circuit switched network, via the mobile IMS network to a fixed network or via the mobile IMS network to a mobile broadband network, then converts the line switching protocol to one of different protocol, depending on a result of the decision, and outputs the protocol converted signal to the mobile IMS network (FIG. | 05-05-2011 |
20110153698 | CONTENT DISTRIBUTION SYSTEM - A contents distribution system distributes contents to the reproduction terminals ( | 06-23-2011 |
20110158322 | SERVER APPARATUS, COMMUNICATION SYSTEM, AND COMMUNICATION METHOD, AND pROGRAM - Disclosed is a server apparatus receives a stream or a packet, which includes a moving image or a still image, from a first terminal, performs conversion that enhances resolution and image quality of the received moving image signal or still image signal, and transmits said converted signal to a terminal other than said first terminal. | 06-30-2011 |
20110164570 | GATEWAY APPARATUS, METHOD, SYSTEM, AND PROGRAM - A gateway apparatus receives an image signal, including a moving image or a still image and transmitted from the first terminal to a first network, performs a conversion of the received image signal for enhancing resolution and image quality thereof, transmits the converted image signal to the second terminal connected to the second network, receives an image signal, including a moving image or a still image, and transmitted from a second terminal to the second network 170, and outputs the received image signal to the first network. The first terminal receives the image signal, output from the gateway apparatus to the first network, decodes the received image signal, and performs a conversion for enhancing resolution and image quality thereof, and displays the image signal. | 07-07-2011 |
20110164676 | DISTRIBUTION SERVER, DISTRIBUTION SYSTEM, METHOD, AND PROGRAM - Disclosed is a distribution server that receives as an input a compressed/encoded stream or packet of a moving image or a still image, performs conversion that enhances resolution and image quality of the input, and distributes the converted stream or packet to a mobile terminal via a mobile network. | 07-07-2011 |
20110170556 | GATEWAY APPARATUS, METHOD, SYSTEM, AND PROGRAM - A gateway apparatus receives an image signal, which includes a moving image signal or a still image signal, from a first terminal connected to a first network, performs conversion that enhances resolution and image quality of the image signal, and transmits the converted image signal to a second terminal connected to a second network. | 07-14-2011 |
20110188568 | SERVER APPARATUS, COMMUNICATION METHOD AND PROGRAM - Disclosed is a server apparatus including a conversion unit which, in case another terminal takes part anew in a group of terminals, during a time of transmitting the copied stream or packet, converts a video frame to a non-predictive frame and transmits the non-predictive frame and transmits a video signal following the non-predictive frame, as it is. | 08-04-2011 |
20110238785 | MULTIMEDIA PROVIDING SERVICE - In an interval from the time an origination-side terminal ( | 09-29-2011 |
20110268035 | GATEWAY APPARATUS, GATEWAY METHOD, AND PROGRAM - A gateway apparatus receives a packet from the mobile high-speed network or from the IMS network, performs protocol conversion of the packet, converts an audio compression-encoding scheme, and outputs a resulting packet to the IMS network or the mobile circuit switched network, and receives a circuit switching protocol signal from the mobile circuit switched network or a packet from the IMS network to perform protocol conversion, converts an audio compression-encoding scheme, converts a resulting signal into a packet, and outputs the packet converted to the IMS network or the mobile high-speed network. | 11-03-2011 |
20110268185 | DELIVERY SYSTEM AND METHOD AND CONVERSION DEVICE - A delivery system, which distributes at least one stream to a terminal over a network, includes a conversion apparatus that in distributing encoded data of a moving image specified by a terminal, re-uses information of the encoded data to convert the encoded data so that the encoded data converted fits in with at least one of capability information and status of a network notified from the terminal and transmits the encoded data converted to the terminal. | 11-03-2011 |
20110274116 | GATEWAY APPARATUS, METHOD AND SYSTEM - When a location of a portable terminal connected to another network beyond a packet communication network side changes, the gateway apparatus that is arranged between a mobile circuit switching network and a packet communication network (IMS network) and that performs mutual conversion between a circuit switching protocol and a packet communication protocol to execute voice communication, exercises control such that at least one of a sequence number and a timestamp in a packet destined to a portable terminal and output to the packet communication network, is made to vary continuously before and after movement of the portable terminal, in case the portable terminal connected to a network beyond the packet communication network side, moves its location. | 11-10-2011 |
20110292878 | GATEWAY APPARATUS, SYSTEM AND METHOD - A gateway apparatus receives a call control signal and/or a packet that has voice data stored therein in a predetermined protocol or payload format from an access point, converts a protocol of the call control signal and/or a protocol or payload format of the packet into a circuit switched protocol used when an RNC connects to the circuit switching equipment for output to the circuit switching equipment, receives a call processing signal that uses the protocol as that used when the circuit switching equipment outputs to the RNC and a voice signal that uses the same protocol, converts protocol of the call processing signal and/or the voice signal for output to the access point. | 12-01-2011 |
20110320192 | GATEWAY APPARATUS AND METHOD AND COMMUNICATION SYSTEM - A gateway apparatus receives a call control signal and/or a packet with voice data stored therein in a predetermined protocol from a packet transfer apparatus on a mobile high-speed network and converts the received protocol into a circuit-switched protocol used when an RNC connects to a circuit switching equipment on a mobile circuit-switched network, for output to the circuit switching equipment The gateway apparatus, on receipt of a call process signal and/or a voice signal, from the circuit switching equipment, converts the received protocol for output to the packet transfer apparatus. | 12-29-2011 |
20120014432 | APPARATUS, METHOD AND PROGRAM FOR IMAGE CONVERSION - Disclosed is a conversion apparatus including a decoding unit that decodes input encoded data into image data, and a size conversion unit that converts size of the image data based on a size conversion request received from outside and that expands/contracts, or splits/synthesizes motion vector or prediction mode of encoding parameters, received from the decoding unit, based upon a size conversion request, and an encoding unit that encodes image data after size conversion using the prediction mode or motion vector converted and transmits the resulting encoded image data via a transmission buffer to outside. | 01-19-2012 |
20120017249 | DELIVERY SYSTEM, DELIVERY METHOD, CONVERSION APPARATUS, AND PROGRAM - A conversion apparatus is provided for a system that delivers content to a first terminal comprising a set top box in home or the like from a delivery server apparatus over a first network. When a request for content is made from a second terminal over a second network, the conversion apparatus sends a request to the delivery server apparatus. The conversion apparatus performs conversion of the content sent from the delivery server apparatus with regard to at least one of the second terminal, the second network, and the first network. Then, the conversion apparatus sends converted content to the second terminal over the second network. | 01-19-2012 |
20120082150 | GATEWAY APPARATUS, METHOD, AND SYSTEM - A gateway receives a predetermined request from a terminal via a network, identifies the type of the terminal, reads a stream or a file, which includes at least one of a video and an audio, from at least one of an equipment connected directly to the gateway and an equipment connected to the gateway via a network, creates conversion information suitable for the type of the terminal, performs conversion for the stream or the file in accordance with the conversion information, and transmits the converted stream or file to the terminal. | 04-05-2012 |
20120106459 | GATEWAY APPARATUS, METHOD AND COMMUNICATION SYSTEM - A femtocell gateway apparatus arranged on a mobile IMS network comprises a conversion unit that when receiving a request from a terminal via a mobile network, transfers the request to a femtocell access point located in a home, reads a stream or file including at least one of video and audio, from at least one of devices connected to the femtocell access point and devices connected thereto via a home network, subjects the read stream or file to a conversion suitable for at least one of the capability of the terminal and the characteristics of the network, and outputs the stream or file converted. The output packet is then sent through a packet forwarding apparatus on the mobile network to the terminal. | 05-03-2012 |
20120110203 | DELIVERY SYSTEM AND METHOD, GATEWAY DEVICE, AND PROGRAM - When receiving a request from a terminal, a gateway acquires model information of the terminal and information on content to be delivered and uses the acquired information to check whether a file or stream subjected to conversion corresponding to the terminal is stored in a storage apparatus. If the converted file or stream is stored, the gateway copies at least part of the converted file or stream for supply to the terminal via the network. If the converted file or stream is not stored, the gateway requests a delivery server to send a file or stream of the content based on the information on the content, executes conversion suited to capability of the terminal on the file or stream based on the model information of the terminal, for supply to the terminal. | 05-03-2012 |
20120120879 | GATEWAY DEVICE, DATA CONVERTING METHOD, AND PROGRAM - A gateway device includes a control signal conversion unit that accepts a stream or file request message from a mobile terminal via a femtocell access point and, after performing predetermined conversion, forwards the request message to a request destination; an ability table in which ability information on various types of mobile terminal is stored; a packet reception unit that receives a stream or a file from the request destination; a conversion instruction unit that determines a way of conversion according to ability information on the mobile terminal of a request source by referencing the ability table; a conversion unit that performs conversion for the stream or the file, received from the request destination, according to the way of conversion; and a packet transmission unit that transmits the converted stream or file to the mobile terminal. | 05-17-2012 |
20120170761 | AUDIO QUALITY ANALYZING DEVICE, AUDIO QUALITY ANALYZING METHOD, AND PROGRAM - During audio communication between terminals, an audio quality analyzing device picks up from a network a packet containing a bit stream obtained by compression encoding of audio sent by at least one of the terminals. The device has an audio quality analyzing unit that, in addition to analyzing a header of the packet picked up, performs at least one of: an analysis of a payload header and an analysis of the bit stream contained in the payload, detects deterioration in the quality of the audio communication service, and notifies a result of the detection to an upper level device. | 07-05-2012 |
20120174174 | DELIVERY SYSTEM, GATEWAY, DELIVERY METHOD, AND PROGRAM - A delivery system includes a content conversion device including a capability information recording unit that associates and records terminal unit type information included in a content request message with capability information regarding the capability of a terminal to receive hierarchically encoded data; a receiver that receives a stream or file compression-encoded by means of a hierarchical encoding method based on the content request message; an alteration instructing unit that, based on the terminal capability information corresponding to the terminal unit type information included in the content request message, produces extraction information for extracting at least one hierarchically-encoded portion from the received stream or file; a converter that, in accordance with the extraction information, converts stream or file received from the request destination; and a packet transmitter that outputs the converted stream or file. | 07-05-2012 |
20120206645 | DELIVERY SYSTEM, GATEWAY, DELIVERY METHOD, AND PROGRAM - Provided is a delivery system that responds to requests from various terminals and delivers content converted to be viewable/audible by the terminals. The delivery system includes a gateway that requests, if a temporary content accumulation apparatus does not store a moving image stream or moving image file receivable by a content-requesting-terminal, the external delivery server to transmit moving image content specified in a request message, generates a moving image stream or moving image file satisfying reception capability of the content-requesting-terminal, transmits the generated moving image stream or moving image file to the terminal, and stores the generated moving image stream or moving image file in the temporary content accumulation apparatus. | 08-16-2012 |
20120210381 | DISTRIBUTION SYSTEM, GATEWAY, DISTRIBUTION METHOD, AND PROGRAM - A distribution system includes a gateway that, if a content temporary storage device does not store a moving image stream or moving image file that can be read, requests an external distribution server to transmit moving image content specified by a request message, generates a plurality of moving image streams or moving image files including a moving image stream or moving image file which has a bit rate receivable by the content requesting terminal and equal to or lower than a bit rate obtained from the bearer QoS information, transmits the moving image stream or moving image file, which has a bit rate receivable by the content requesting terminal and equal to or lower than a bit rate obtained from the bearer QoS information, to the terminal, and stores the plurality of generated moving image streams or moving image files in a predetermined content temporary storage device. | 08-16-2012 |
20120218899 | GATEWAY DEVICE, MOBILE TERMINAL, MOBILE COMMUNICATION METHOD, AND PROGRAM - A gateway device connects a packet transfer device on a mobile high-speed network and a radio network controller on a mobile circuit-switched network via an IMS network, and if the gateway device receives from the packet transfer device a request signal for changing a bit rate of audio, the gateway device converts an audio compressed-and-encoded bit stream, stored in a packet transmitted from the packet transfer device or the radio network controller, into a bit rate requested in the request signal and transmits the converted bit stream to the radio network controller or the packet transfer device. | 08-30-2012 |
20120221682 | REMOTE MOBILE COMMUNICATION SYSTEM AND REMOTE MOBILE COMMUNICATION METHOD - A remote mobile communication system includes: a server device that includes a virtual client unit that receives instruction information from a mobile terminal via a mobile network and, based on the instruction information, generates screen information for causing an application to perform a screen display, and an encoder unit that compression-encodes the screen information, in part or in whole, and transmits the compression-encoded screen information to the mobile network; and a mobile terminal that receives the compression-encoded screen information via the mobile network and decompresses the screen information for display. | 08-30-2012 |
20120281589 | AUDIO QUALITY MEASUREMENT APPARATUS, AUDIO QUALITY MEASUREMENT METHOD, AND PROGRAM - An audio quality measurement apparatus includes: a packet reception unit that picks up a packet conforming to a predetermined protocol from a network; an analysis unit that calculates a frame discard rate or a packet loss rate based on information stored in the packet; and a quality measurement unit that estimates audio quality based on the frame discard rate or the packet loss rate. | 11-08-2012 |
20130039177 | REMOTE MOBILE COMMUNICATION SYSTEM, SERVER DEVICE AND CONTROL METHOD OF REMOTE MOBILE COMMUNICATION SYSTEM - A server device includes: a virtual client unit that causes an application program to generate screen data, based on instruction information from a mobile terminal received via a packet forwarding device in a mobile network; an encoder unit that compression-encodes an entirety or a portion of the screen data and transmits to the packet forwarding device a packet including the encoded result; and a rate control unit that measures response times of a series of response signals received from the mobile terminal with respect to the transmitted packet, and controls, based on the measurement result, at least one of a bit rate and a frame rate of the compression-encoding performed by the encoder unit. | 02-14-2013 |
20130041943 | DISTRIBUTION SYSTEM, DISTRIBUTION CONTROL DEVICE, AND DISTRIBUTION CONTROL METHOD - A distribution system includes: a plurality of cache servers that are connected to at least one of a plurality of packet forwarding devices forwarding a packet supplied from a content distribution server and temporarily hold a content; and a distribution control device that stores a content map representing a content held by the each of the plurality of cache servers, extracts, when receiving a request for a content from a terminal, a cache server near the terminal from among the plurality of cache servers based on information about an area in which the terminal exists, and instructs the extracted cache server to transmit the content requested by the terminal. | 02-14-2013 |
20130058213 | REMOTE MOBILE COMMUNICATION SYSTEM, SERVER DEVICE, AND REMOTE MOBILE COMMUNICATION SYSTEM CONTROL METHOD - A server device includes: a storage unit that, upon receiving content storage instruction information from a mobile terminal via a packet forwarding device in a mobile network and a content stream or content file, stores the content stream or content file; a virtual client unit that, upon receiving content reproduction instruction information from the mobile terminal, reads, decodes and reproduces a content stream or content file stored in the storage unit to generate display screen data; and an encoder unit that transmits an encoding result obtained by compression-encoding part or all of the display screen data as a packet to the packet forwarding device. | 03-07-2013 |
20130060846 | MULTIMEDIA PROVIDING SERVICE - At one of the timings: during a period between the moment when one of terminals which performs transmission calls out a communication partner and the moment of response and at the timing after the communication between the terminals is complete; a server reads out content data from a database and transmits the read out content data to the terminal. At this timing, the terminal reproduces the content data transmitted from the server. | 03-07-2013 |
20130067040 | MULTIMEDIA PROVIDING SERVICE - At one of the timings: during a period between the moment when one of terminals which performs transmission calls out a communication partner and the moment of response and at the timing after the communication between the terminals is complete; a server reads out content data from a database and transmits the read out content data to the terminal. At this timing, the terminal reproduces the content data transmitted from the server. | 03-14-2013 |
20130085750 | COMMUNICATION SYSTEM, METHOD, AND APPARATUS - A server apparatus acquires content based on instruction information; decodes image data of the acquired content compression encodes captured image data using a predetermined encoding scheme; decodes an audio signal and compression encodes the decoded audio signal using the predetermined encoding scheme, stores the image and the audio signal and sends the packet to a packet forwarding apparatus. A mobile terminal receives the packet, decodes and displays the compression encoded image data stored in the packet; and decodes and reproduces the compression encoded audio signal. | 04-04-2013 |
20130110918 | THIN CLIENT SYSTEM, MANAGEMENT SERVER, MANAGEMENT METHOD AND PROGRAM | 05-02-2013 |
20130174203 | SERVER APPARATUS, VIDEO IMAGE QUALITY MEASUREMENT SYSTEM, VIDEO IMAGE QUALITY MEASUREMENT METHOD AND PROGRAM - A server apparatus includes: a compression and encoding unit that compresses and encodes screen information or image information downloaded from a Web serve on the Internet in response to an instruction from a mobile terminal; a packet transmission unit that stores an output signal from the compression and encoding unit into a packet and transmits the packet to the mobile terminal via a packet forwarding apparatus(es); and a video image quality measurement unit that measures video image quality by referring to an input signal to the compression and encoding unit, a signal decoded from the output signal of the compression and encoding unit, a transmission timing of the packets, and a timing at which the mobile terminal receives the packet. | 07-04-2013 |
20130242741 | GATEWAY APPARATUS AND VOICE COMMUNICATION METHOD - A gateway apparatus transmits and receives control signal indicative of whether bit rates of voice transmitted and received by mobile terminal connected to packet forwarding apparatus on mobile high-speed network can be changed when congestion is detected in mobile high-speed network and of notification scheme of changed bit rate. When congestion is detected on mobile high-speed network and bit rate of voice transmitted or received by the mobile terminal has been changed, the gateway apparatus converts voice compressed-and-encoded bit stream stored in packet supplied from packet forwarding apparatus from the changed bit rate into bit rate transmittable and receivable by a mobile terminal connected to radio network controller on mobile circuit-switched network and transmits the converted compressed-and-encoded bit stream to radio network controller. | 09-19-2013 |
20140032702 | CONTENT DISTRIBUTION SYSTEM, CONTROL APPARATUS, AND CONTENT DISTRIBUTION METHOD - A control apparatus calculates an access frequency for a content item stored in each of a plurality of cache servers temporarily holding the content item based on a number of accesses to the content item, determines an arrangement of content items to the plurality of cache servers using at least one of load status of the plurality of cache servers, topology information of the mobile network, location information of a terminal requesting a content item, and the access frequency, instructs the plurality of cache servers to hold a content item according to the determined arrangement, and, upon reception of a request for a content item from a terminal, instructs a cache server holding the requested content item among the plurality of cache servers to send the requested content item via a packet forwarding apparatus. | 01-30-2014 |
20140052812 | CONTENT DISTRIBUTION SYSTEM, CONTROL APPARATUS, AND CONTENT DISTRIBUTION METHOD - A control apparatus computes an access frequency for a content item stored in a plurality of cache servers that temporarily hold a content item based on a number of accesses to the content item, determines disposition of content items in the plurality of cache servers, using at least one of a load status of the plurality of cache servers, topology information of a mobile network, in-zone information of a terminal requesting a content item, and the access frequency to instruct the plurality of cache servers to obtain a content item according to the determined disposition, and, upon receipt of a request for a content item from the terminal, instructs a cache server that holds the content item among the plurality of cache servers to transmit the content item through a packet forwarding apparatus. | 02-20-2014 |
20140129667 | CONTENT DELIVERY SYSTEM, CONTROLLER AND CONTENT DELIVERY METHOD - From a cache server that temporarily retains at least part of a plural number of contents stored in a storage apparatus, a controller receives an access frequency to the contents and a load state of the cache server. The controller also receives, from a packet forwarding apparatus, information of a terminal being or not being in a service area. The controller decides that a content an access frequency to which is higher than a predetermined threshold value will be allocated to two or more of the plural number of the cache servers predetermined. The controller also decides that at least part of the other contents will be allocated to the plural number of the cache servers using at least one out of the access frequency, the load state, the information of a terminal being or not being in a service area and topology information of the mobile network. The controller instructs the cache servers to retain the contents depending on the decided allocation. | 05-08-2014 |
20140136645 | CONTENT DISTRIBUTION SYSTEM, CACHE SERVER, AND CONTENT DISTRIBUTION METHOD - A cache server, connected to a packet forwarding apparatus that forwards a packet to be sent and received between a user terminal and a distribution server that distributes content over the Internet, temporarily stores at least some of the content in a content temporary storage unit of the cache server, calculates a bit rate when sending content based on a TCP response signal or an ECN (Explicit Congestion Notification) signal received from the terminal, and reads a file or stream of content requested in a content request message received from the terminal, whose bit rate is not greater than the bit rate, from the content temporary storage unit or the distribution server, stores the read file or stream in a packet of a prescribed protocol, and sends the packet. | 05-15-2014 |
20140146669 | CONTENT DELIVERY SYSTEM AND CONTENT DELIVERY METHOD - A plurality of cache servers, connected to a packet forwarding apparatus, forwarding a packet transmitted and received between a storage apparatus that holds a content under management in store and a user terminal, temporarily holds at least part of the content under management in store. A controller decides an on-screen resolution at the terminal, based on information contained in a content request message from the terminal, and selects a cache server that holds a content of the on-screen resolution in store. The controller instructs the selected cache server to deliver the content. The cache server instructed calculates a bit rate based on a signal received from the terminal. The cache server reads content from the terminal, which is to have the on-screen resolution and a bit rate not higher than the calculated bit rate. The content is stored in a packet and transmitted, then delivered without reducing the user's QoE. | 05-29-2014 |
20140344392 | CONTENT DELIVERY SYSTEM, CACHE SERVER, AND CONTENT DELIVERY METHOD - A cache server includes an accumulation unit that accumulates a content(s) stored in a delivery server apparatus. The cache server, by using information included in a request message from a mobile terminal, determines which one of the cache servers arranged on a mobile network accumulates a content requested by the mobile terminal. The cache server reads a file corresponding to the requested content from the determined cache server and outputs the file to the accumulation unit. In addition, the cache server estimates a bandwidth of the mobile network based on a signal from the mobile terminal, reads the file corresponding to the requested content from the accumulation unit, and extracts a stream from the file. The cache server generates a stream by deleting at least part of frames from the stream so that a bit rate of the generated stream does not exceed the band. The cache server stores the generated stream in a packet and transmits the packet to the mobile terminal. | 11-20-2014 |
20140344414 | CONTENT DISTRIBUTION SYSTEM, CACHE SERVER, AND CONTENT DISTRIBUTION METHOD - A cache server comprises a storage unit that stores managed content held by a storage apparatus in a mobile network, determines, from among a plurality of cache servers provided in the mobile network, a cache server that stores content(s) requested by a mobile terminal, using information included in a content request message from the mobile terminal, estimates a bandwidth of the mobile network based on a signal from the mobile terminal, reads a file with a bit rate not exceeding the bandwidth among a plurality of files having the requested content(s) with different bit rates, from the determined cache server, and transmits the read file to the mobile terminal while controlling timing of transmission in accordance with a buffer capacity of the mobile terminal. | 11-20-2014 |
20140370371 | EXTERNAL PACKAGING MATERIAL FOR LAMINATED BATTERY, MANUFACTURING METHOD FOR EXTERNAL PACKAGING MATERIAL FOR LAMINATED BATTERY, MANUFACTURING METHOD FOR LAMINATED BATTERY, AND LAMINATED BATTERY - Provided is an external packaging material for a laminated battery, which is one of two external packaging materials constituting a battery case accommodating a battery element, and each configured by a stainless steel sheet provided with a resin layer, the battery case being formed by fusing together the resin layers in a state in which tabs connected to the battery element are disposed between the two external packaging materials, wherein a stepped portion conforming to the cross-sectional shape of each of the tabs at a position where the tab is inserted between the two external packaging materials is formed in advance before the tab is inserted. | 12-18-2014 |
20150012586 | DELIVERY NETWORK, SERVER, AND DELIVERY METHOD - In a delivery network system, deliver a server that holds requested content is determined, using information included in a content request message from a communication terminal. A file or stream of the requested content is read from the determined server. When the content is moving image content, a bandwidth of a mobile network is estimated, based on a response signal or a congestion state notification signal from the communication terminal. The moving content is transmitted by controlling a timing of transmitting the read file or the read stream so as not exceed the estimated bandwidth. | 01-08-2015 |