Fujitsu Corporation

Kenichi Horio

Kazuki Matsui

Takashi Ohno

Satoshi Okuyama

Tomoharu Imai

Masahide Noda

Ryo Miyamoto

Jun Kakuta

Masanobu Morinaga

Noriyuki Fukuyama

Masahiko Murakami

Hideaki Miyazaki

Masako Minato

Yasuhide Matsumoto

Ai Yano

Masahiro Matsuda

Masaaki Noro

Hitoshi Yamauchi

Takako Suzuki

Hisayuki Morishima

Shunsuke Yamaguchi

Yuuki Yamamoto

Daijiro Komaki

Toshinao Gunchi

Yuji Tabuchi

Masataka Sakaguchi

A non-transitory computer-readable recording medium having stored therein an information processing program that causes a computer to execute a process includes: extracting second data through executing a first process on first data including sensitive information; outputting fourth data obtained by executing the first process on third data, the third data being obtained by executing a second process to delete sensitive information on the first data; and determining, based on a result of comparing the second data with the fourth data, whether or not the first process uses sensitive information.

Non-transitory computer-readable recording medium having stored therein information processing program, information processing method, and information processing apparatus

A device selection method includes receiving a start demand of a service from a first device, acquiring positional-information of the first device, estimating a service continuation-time of the service, based on a history of the service continuation-time corresponding to an area to which the positional-information belongs by referring to the history of the service continuation-time for which the service is continuously provided for each area, estimating a battery continuation-time of the first device, based on a remaining battery quantity of the first device and a battery consumption rate of the first device at a time of receiving the start demand, selecting the first device or a second device installed in the area to which the positional-information belongs, based on the service continuation-time and the battery continuation-time, and causing a device selected between the first device and the second device to execute sensing of media data used for the service.

Device selection method and device selection apparatus

An information processing apparatus includes: an image memory that stores therein an image that is to be displayed on a terminal device; a drawing unit that draws a processing result from software into the image memory; a detecting unit that detects an update area containing an update between frames in the image; a splitting unit that splits, the image in the update area; a creating unit that creates, wait insertion data by inserting a wait between each of the pieces of the split data; a changing unit that changes the wait; an acquiring unit that acquires, the available bandwidth and a display update speed that indicates display intervals of the wait insertion data for each wait; and a selecting unit that selects, when a wait in which the available bandwidth is increased and the display update speed is improved, the wait.

Information processing apparatus, and information processing method

A system includes an information processing apparatus and a terminal apparatus connected via a network. The information processing apparatus includes a processor that calculates based on image data of an image to be displayed on a display screen of the terminal apparatus and a compression rate of the image data, a data transfer volume to be transmitted to the terminal apparatus, and determines based on the calculated data transfer volume and a data transfer rate with the terminal apparatus, a segmentation unit by which the image is segmented.

System, information processing apparatus, and image processing method

A relay device includes: a processor; and a memory which stores a plurality of instructions, which when executed by the processor, cause the processor to execute, receiving a page from a server device; partitioning a second region other than a first region of the page in which the page is displayed by a client terminal into one or more partition regions; calculating the number of partition regions transmitted to the client terminal during a time difference between an acquisition time taken to acquire the entire page from the server device and a transmission time taken to transmit the first region to the client terminal; and transmitting an image corresponding to the first region and images corresponding to the partition regions of the calculated number to the client terminal.

Relay device, relay method and thin client system

An information processing apparatus includes an image generation unit that generates an image to be displayed at a terminal; a moved area detecting unit that detects a moved area in the image; a determining unit that determines whether the moved area includes a changed partial area that is different before and after the movement; an identifying unit that identifies the changed partial area as a frequently-changed area when the changed partial area is changed within a predetermined period of time for a number of times greater than or equal to a threshold; a first transmission unit that transmits image data of the changed partial area not identified as the frequently-changed area to the terminal; a second transmission unit that transmits video data of the frequently-changed area to the terminal; and a third transmission unit that transmits movement and size information of the moved area to the terminal.

Information processing apparatus and method

A server apparatus renders a process result of software on an image memory that stores a display image to be displayed on a client terminal, detects an update area in which an update occurs between frames of an image. The server apparatus selectively switches and performs a first generation process and a second generation process according to the number of detected update areas. The first generation process is a process that generates a color map for each update area based on colors used in the update area. The second generation process is a process that generates a color map commonly used between the update areas based on colors used in images of the update areas. The server apparatus reduces the number of colors in an update area using the generated color map and transmits a compressed image of the update area to the client terminal.

Remote screen control device, remote screen control method, and recording medium

A control method of an information processing apparatus includes receiving image information and a first index associated with the image information transmitted from another information processing apparatus, the first index regarding a time when the other information processing apparatus transmits the image information, calculating a communication index regarding bandwidth of a network between the information processing apparatus and the other information processing apparatus on a basis of the first index, a second index, and size of the image information, the second index regarding a time when the information processing apparatus receives the image information, and transmitting the communication index to the other information processing apparatus.

Control method of information processing apparatus and information processing apparatus

A system includes: an information processing device and a terminal device including a first processor configured to: receive image data including a plurality of first image data that are to be displayed in accordance with a first operation input to the terminal device, store the image data into the first memory, generate, on the basis of a first operation locus corresponding to the first operation and a second operation locus corresponding to a second operation input to the terminal device after the first operation, moving image data that is to be played back in accordance with the second operation, the moving image data including at least a portion of the image data stored in the first memory and corresponding to respective points of the first operation locus, and display the moving image data in the display device.

System, terminal device, and image capturing method

A communication apparatus going to acquire transmission right accepts input of specifying a communication apparatus as a main target of output among other communication apparatuses, and then performs multi-address calling of output data to the other communication apparatuses. At executing output processing on the basis of the output data, the specified communication apparatus executes output processing such as image output and voice output for notifying the fact of being specified. In a system of PoC service or the like where one communication apparatus among a plurality of communication apparatuses acquires transmission right of transmitting voice data, and then performs multi-address calling of voice data to a plurality of the other communication apparatuses, it is avoided that a target person of speech who is a main target of transmission of voice data among all users operating the other communication apparatuses fails to listen to a speech.

Communication method, communication system, repeating apparatus, communication apparatus, and computer program product

The server device draws a processing result from software in an image memory, detects an update area containing an update between frames in the image, performs still image compression, and calculates the compression ratio of still image compressed data in the update area. The server device identifies a high-frequency change area, performs moving image compression, and calculates the compression ratio of moving image compressed data. The server device transmits the still image compressed data and the moving image compressed data. The server device stops the moving image compression based on the result of comparing the compression ratio of the moving image compressed data and a compression ratio of still image compressed data in a previous update area is the update area in a previous frame detected before the start of the moving image compression and has been detected at a position associated with the high-frequency change area.

Information processing device using compression ratio of still and moving image data

An information processing device includes a memory; and a processor coupled to the memory, wherein the processor executes a process comprising: drawing an image representing a processing result based on software into an image memory; identifying a high-frequency change area; animating an image of the high-frequency change area; adding time information to an image of a change area having a change or the image of the high-frequency change area animated, and transmits the image to a terminal device; receiving the time information from the terminal device; determining based on a difference between the received time information and a reception time of the time information whether image drawing delay occurs; and starting an animation of the change area when the image drawing delay occurs and the animation is not being executed or changes an image transmission interval when the image drawing delay occurs and the animation is being executed.

Information processing device, image transmission method and image transmission program

A server deviceincludes a frame bufferthat stores the image; an encoderthat compresses the image; a whole screen moving image conversion determination unitthat detects, from the image, a moving image area to be compressed by using the encoder; a screen generatorthat compresses the image such that image degradation is lower than that of the encoder; a high frequency screen update area identifierthat detects, from an area compressed by the encoder, a change area that has changed and calculates an accumulated change area by accumulating the change area; and a transmitter that transmits, to a client terminal, a moving image by compressing the moving image area detected by the moving image area and the detected change area and an image of the accumulated change area that is compressed by the screen generator

Information processing apparatus and image display method

An information processing apparatus that generates images for displaying a computer execution result on a display unit of a terminal device connected through a network and that transmits the images to the terminal device. The apparatus includes an image memory that holds the images; a first transmitting unit that transmits the images, a detecting unit that detects an area obtained by updating accumulated changes between frames of the images or a frequency of changes between frames of the images, and a second transmitting unit that compresses the images by a compression method and that transmits the compressed images, when the area or the frequency detected by the detecting unit is larger than or equal to a predetermined threshold, the compression method being different from a compression method for the first transmitting unit.

Information processing apparatus, computer-readable storage medium storing image transmission program, and computer-readable non transitory storage medium storing image display program

An information processing apparatus for generating a plurality of images to be displayed on a display unit of a terminal device connected via a network and transmitting the plurality of images to the terminal device. The apparatus includes an image memory for storing the plurality of images; a first transmission unit for transmitting the plurality of images to the terminal device, an area determination unit for determining an area in which change between frames of the plurality of images exceeds a threshold value, a second transmission unit for compressing the determined area at a frame rate higher than that of the first transmission unit and transmitting the area to the terminal device, and a management unit for managing synchronization between an image transmitted by the first transmission unit and an image transmitted by the second transmission unit, generating drawing timing of each image.

Information processing apparatus, computer-readable non transitory storage medium storing image transmission program, and computer-readable storage medium storing image display program

Growing community of inventors

Kawasaki, Japan

Kenichi Horio