Abstract: There is provided a server in which a screen update generating unit generates screen update information representing an image of an update area in a screen; a distributing unit distributes the screen update information to a transmitting unit selected from first to N-th transmitting units; a storage stores a generation history of the screen update information; and a precedence possibility determining unit specifies, based on the generation history of the screen update information, screen update information X and Y such that the screen update information X is more previously generated than the screen update information Y and that the image of the screen update information Y is permitted to be displayed prior to the screen update information X, wherein the distributing unit distributes the screen update information Y to the transmitting unit different from that of distributing the screen update information X.

Abstract: Provided are a non-reciprocal unit used for a polarization dependent type optical isolator and a polarization dependent type optical isolator that are simple in structure, can prevent damages due to light and heat and can obtain a high extinction ratio. In a polarization dependent type optical isolator, an input side lens (first lens) (5), a first birefringence unit (7), a Faraday rotator (9), a second birefringence unit (11) and an output side lens (second lens) (15) are arranged from the input side to the output side. The polarization dependent type optical isolator (1) is connected with optical fibers (3, 17) on the input and output sides, respectively, wherein a wedge angle (?1) of the first birefringence unit (7) is different from a wedge angle (?2) of the second birefringence unit (11).

Abstract: According to one embodiment, a server device connected to a client device by way of a network includes a receiving unit, a first detecting unit, a cycle changing unit, a second detecting unit, and a transmitting unit. The receiving unit receives operation data through the network. The first detecting unit detects, from among operation events based on the received operation data, a specific operation event. The cycle changing unit, when the specific operation event is detected, changes a change detection cycle for screen data that is updated in an application in accordance with the specific operation event from a first cycle to a second cycle that is longer than the first cycle. The second detecting unit detects a change in the screen data in the second cycle. The transmitting unit transmits the screen data, in which the change is detected, to the client device.

Abstract: A relay device includes a screen information receiving unit that receives screen information from the application server, a cycle screen storage unit that stores screen information, a cycle detecting unit that detects a cycle of a change as first cycle information when the screen information cyclically changes, a cycle converting unit that converts the first cycle information into second cycle information, and a screen, information transmitting unit that acquires screen information from the cycle screen storage unit and transmits the screen information to the client terminal at a timing based on the second cycle information.

Abstract: There is provided with a remote control method using a terminal device connected to a first network and an information processing server connected to a second network, including: setting a tunnel between the terminal device and the information processing server; transmitting a broadcast or multicast packet output from service providing servers on the first network to the information processing server via the tunnel to cause the server to find the service providing servers and services provided by the service providing servers; notifying the terminal device of the services found, from the information processing server via the tunnel or the second network; and if execution request of the service is received by the information processing server from the terminal device via the tunnel or the second network, conducting data communication concerning the service between a service providing server providing the service and the information processing server, via the second network.

Abstract: An image forming apparatus of the present invention includes a first circuit which creates image data on the basis of print job data, a second circuit which causes a printing unit to print an image on the basis of the image data created by the first circuit and is different from the first circuit, and a storage capable of being accessed by the first circuit and the second circuit, respectively. Additionally, when data is transferred in the first circuit and the second circuit, one circuit writes the data in the storage, and the other circuit reads out the data to transfer the data, thereby executing printing of an image.

Abstract: There are provided an image printing system and an image processing method which can perform printing control for a unit pixel without losing a positional relationship between a dot arrangement pattern and a mask pattern even when index processing and mask processing are executed independently from each other. For this purpose, an index start position command (901) is transmitted, and the mask pattern is arranged such that the top of the mask pattern matches a top raster of a received index processing start position when the mask processing is executed. Thereby, it becomes possible to securely execute the printing control for a unit pixel without losing the positional relationship between the dot arrangement pattern and the mask pattern which are generated in association with each other.

Abstract: A screen display device specific display areas controlled by operation of a layout control terminal and is connected to the layout control terminal via a network. The screen display device is equipped with a window composition information generation section that generates screen composition information of the specific display areas in accordance with the operation of the layout control terminal, a layout management section that manages the screen composition information of the specified area, and a communications section that sends the screen composition information of the specific display areas to the layout control terminal.

Abstract: There is provided a server in which a screen update generating unit generates screen update information representing an image of an update area in a screen; a distributing unit distributes the screen update information to a transmitting unit selected from first to N-th transmitting units; a storage stores a generation history of the screen update information; and a precedence possibility determining unit specifies, based on the generation history of the screen update information, screen update information X and Y such that the screen update information X is more previously generated than the screen update information Y and that the image of the screen update information Y is permitted to be displayed prior to the screen update information X, wherein the distributing unit distributes the screen update information Y to the transmitting unit different from that of distributing the screen update information X.

Abstract: According to one embodiment, a server includes a transmitter, a storage, a determination unit and a controller. The transmitter is configured to transmit data using TCP streams. The storage is configured to store a number of TCP streams which the transmitter used in transmitting the data and a maximum value of a bandwidth which the transmitter used in transmitting the data using the number of TCP streams, in association with each other. The determination unit is configured to determine a number of TCP streams, which the transmitter uses in transmitting new data, based on the stored number, the stored maximum value, and a target value of the bandwidth. The controller is configured to update the stored maximum value when a bandwidth used for transmitting the new data using the determined number is larger than the maximum value associated with the stored number which is identical to the determined number.

Abstract: According to one embodiment, an image relay apparatus includes a reception unit, a determination unit and a transmission unit. The reception unit receives compressed image data from a relay source apparatus. The determination unit determines whether or not the compressed image data is processable through a first path not involving decompression of the compressed image data, based on data on a relay destination apparatus. The transmission unit transfers, to the relay destination apparatus, either the compressed image data processed through the first path or recompressed image data obtained by processing the compressed image data through a second path involving decompression, drawing, and recompression of the compressed image data.

Abstract: An image forming apparatus includes a first sheet discharge unit, a second sheet discharge unit, a switching unit configured to cause a sheet discharge destination to switch between the first sheet discharge unit and the second sheet discharge unit, a memory unit configured to store information about drying time of a print medium, a timer unit configured to determine elapse of the drying time of the printed print medium based on the information stored in the memory unit, and a control unit configured to control the switching unit to set the first sheet discharge unit to be the sheet discharge destination based on a determination of the timer unit that a drying time of a print medium discharged to the first sheet discharge unit has elapsed.

Abstract: According to one embodiment, a screen relay device includes a communication unit that receives first image information from relay source devices, and transmits second image information to a relay destination device, a determining unit that determines a storage area of the first image information in a first storage unit, a rendering unit that renders the first image information in the determined storage area, and a screen transfer unit. The screen transfer unit compares the first image information corresponding to an updated region where the image information stored in the first storage unit has been updated by the rendering of the rendering unit and the second image information corresponding to the updated region to extract a difference region, and writes the first image information of the difference region to a second storage unit as the second image information.

Abstract: According to one embodiment, a server device that performs communication with a client device includes an obtaining unit, a storing unit, a comparing unit, and a sending unit. The obtaining unit is configured to obtain, from each of a plurality of pieces of image data generated in a sequential manner, a modification image representing an image portion which has got modified as compared to corresponding previous piece of image data. The storing unit is configured to store therein a specific image representing an image portion that is not to be displayed on the client device. The comparing unit is configured to compare the modification image with the specific image. The sending unit is configured to send, to the client device, the modification image not containing the specific image and not to send, to the client device, image portion in the modification image that match with the specific image.

Abstract: There is provided with a mixed video delivering apparatus, including: a video receiving unit receiving first to Nth encoded video data from first to Nth terminals; a decoding unit decoding the first to Nth encoded video data; a video mixing unit mixing first to Nth decoded video data to obtain mixed video data to be transmitted to a terminal “A” out of the first to Nth terminals; an encoding parameter storage storing first to Nth encoding parameters which are used for encoding the first to Nth videos by the first to Nth terminals; an encoding parameter selecting unit selecting an encoding parameter which is used by any one of terminals other than the terminal A; an encoding unit encoding the mixed video data with a selected encoding parameter to obtain encoded mixed video data; and a video transmitting unit transmitting the encoded mixed video data to the terminal A.

Abstract: According to one embodiment, a server device includes a receiver, an acquisition unit, a difference extracting unit, an estimation unit, a determination unit, a compression unit, and a transmitter. The receiver receives manipulation information from a client device. The acquisition unit acquires a display image on which the manipulation information is reflected. The difference extracting unit extracts a region where pixel information on an image transmitted to the client device is not matched with pixel information on the display image. The estimation unit estimates an elapsed time since the manipulation information is received until the display image is acquired. The determination unit determines image quality, for which a response time is a predetermined value or less, on the basis of the elapsed time. The compression unit generates a compression image in which the image in the region is compressed with the determined image quality. The transmitter transmits the compression image.

Abstract: A server comprising: a detector that detects a run command of an application; a CPU load calculating unit that calculates a CPU load; a screen image transmission load calculating unit that calculates a screen image transmission load; a server runtime load calculating unit that calculates a server runtime load; a client runtime load calculating unit that calculates a client runtime load; a determining unit that determines which runs the application, the server or the client; a running unit that runs the application; and a transmitter that transmits the running information on the application to the client.

Abstract: According to one embodiment, a server device connected to a client device by way of a network includes a receiving unit, a first detecting unit, a cycle changing unit, a second detecting unit, and a transmitting unit. The receiving unit receives operation data through the network. The first detecting unit detects, from among operation events based on the received operation data, a specific operation event. The cycle changing unit, when the specific operation event is detected, changes a change detection cycle for screen data that is updated in an application in accordance with the specific operation event from a first cycle to a second cycle that is longer than the first cycle. The second detecting unit detects a change in the screen data in the second cycle. The transmitting unit transmits the screen data, in which the change is detected, to the client device.

Abstract: A relay device includes a screen information receiving unit that receives screen information from the application server, a cycle screen storage unit that stores screen information, a cycle detecting unit that detects a cycle of a change as first cycle information when the screen information cyclically changes, a cycle converting unit that converts the first cycle information into second cycle information, and a screen, information transmitting unit that acquires screen information from the cycle screen storage unit and transmits the screen information to the client terminal at a timing based on the second cycle information.

Abstract: A wireless communication apparatus wirelessly communicable with a plurality of communication devices including an identifier naming unit configured to give each of the plurality of communication devices at least one local identifiers allowed to be set optionally, a communication device management unit configured to associate the local identifier with a pre-assigned identifier to each of the plurality of communication devices, and to manage a relation between the plurality of communication devices with the local identifiers, and an identifier display control unit configured to control a display device to display the local identifier in place of the pre-assigned identifier as information specifying a currently wirelessly communicable communication device among the plurality of communication devices.