Abstract: Provided is a display device to prevent a decrease in visibility of a work object. The display device includes a display unit that displays work support information through surrounding scenery, a sensor group including at least one imaging unit that images in a visual line direction of a user, a work state determination unit that determines a work state of the user based on an output from the sensor group, and a display control unit that changes display of the work support information on the display unit corresponding to the determined work state of the user.

Abstract: A video recording device includes: a camera which captures a video of a visual-field direction of a wearer; a connection part which is communicably connected to an external sensor which detects predetermined environment information; a threshold information storage part which stores a threshold indicating an abnormal state of the environment information; a determination part which outputs an abnormality determination signal by comparing detection information of the external sensor and the threshold; a control part which outputs a predetermined control signal to the camera in response to the abnormality determination signal; and a display part which displays output information from the camera and the external sensor. When the abnormality determination signal is output, the control part outputs a control signal for transferring output information from the camera to a predetermined storage part.

Abstract: A content transmission device has a first encryption process means that encrypts, by a digital communication interface, a digital content for transmission to a content reception device and encrypts a low-resolution content by a first encryption process; a second encryption process that encrypts a high-resolution content by a second encryption process; and a down-conversion means that down-converts the high-resolution content to the low-resolution content. The content transmission device receives, from a digital reception device, information related to an encryption process of the digital reception device. Then, if the digital reception device supports the second encryption process, the content transmission device transmits the high-resolution content as encrypted by the second encryption process.

Abstract: A content transmission device for transmitting a digital content to other device connected via a network, including a receiving unit that receives the digital content accompanied with a piece of copy control information indicating a condition of restricting the digital content from being copied, a communication processing unit that transmits and receives the digital content or control commands to and from the other device, a connection determining unit that determines whether the other device is present on an intra-residential network connected by the content transmission device, and a control unit that controls the receiving unit, the communication processing unit, and the connection determining unit, in which the control unit does not output the digital content received by the receiving unit from the communication processing unit to the other device in a case where the other device is determined not to be installed at an inside of a residence.

Abstract: An imaging device includes: a modulator configured to modulate the intensity of light, based on a real pattern; an image sensor configured to convert light passing through the modulator to electrical signals to generate a sensor image; a complex sensor image processing unit configured to generate a complex sensor image including a complex number, from an image obtained by executing predetermined positioning for the sensor image taken through the real pattern; and an image processing unit configured to restore an image, based on an operation with the complex sensor image and data of a pattern for reconstruction.

Abstract: Provided is an imaging system capable of stereo-photographing with both of visible and infrared images, and improving color reproducibility in visible-light-photographing. The imaging system includes two imaging sensors 1, and two DBPFs 5 that have transmittance characteristics in a visible light band and a second wavelength band, are respectively provided correspondingly to the two imaging sensors, and serve as optical filters. The imaging system has: at least four kinds of filters, which have mutual different spectral transmission characteristics corresponding to wavelengths in the visible light band and whose transmissions in a second wavelength band approximate each other; and two color filters provided so as respectively correspond to the two imaging sensors. The imaging system measures a distance to a target based on two visible or infrared image signals.

Abstract: A content transmission device has a first encryption process means that encrypts, by a digital communication interface, a digital content for transmission to a content reception device and encrypts a low-resolution content by a first encryption process; a second encryption process that encrypts a high-resolution content by a second encryption process; and a down-conversion means that down-converts the high-resolution content to the low-resolution content. The content transmission device receives, from a digital reception device, information related to an encryption process of the digital reception device. Then, if the digital reception device supports the second encryption process, the content transmission device transmits the high-resolution content as encrypted by the second encryption process.

Abstract: A content transmission device for transmitting a digital content to other device connected via a network, including a receiving unit that receives the digital content accompanied with a piece of copy control information indicating a condition of restricting the digital content from being copied, a communication processing unit that transmits and receives the digital content or control commands to and from the other device, a connection determining unit that determines whether the other device is present on an intra-residential network connected by the content transmission device, and a control unit that controls the receiving unit, the communication processing unit, and the connection determining unit, in which the control unit does not output the digital content received by the receiving unit from the communication processing unit to the other device in a case where the other device is determined not to be installed at an inside of a residence.

Abstract: A data archive system includes a library apparatus that records and reproduces data on and from a plurality of recording media, and a server that manages the library apparatus. A control unit of the server determines whether quality inspection is performed on the entire surface of a recording medium housed in a recording medium housing unit or on a predetermined inspection region of the recording medium as an inspection range for inspecting recording quality of data recorded on the recording medium of the library apparatus, transmits a quality inspection execution request to a quality inspection execution unit of the library apparatus via a library I/F unit, and determines whether all data on the recording medium is transferred or some data is transferred as a transfer range in which the data is transferred on the basis of a result of the quality inspection which is received via the library I/F unit.

Abstract: A data recording/reproducing device for recording data on a recordable area of a recording medium in an arbitrary recording unit, includes a control unit that controls the operation of the data recording/reproducing device. The control unit designates a recording unit where data on the recordable area is not recorded as a non-use area, determines whether data has been recorded, or unrecorded in the recording unit on the recordable area, determines the recording unit designated as the non-use area to have been recorded, and records data in the recording unit determined to be unrecorded when data is recorded on the recording medium, under the control.

Abstract: Devices used in mobile environments are making increasing demands for access to in-home content while commuting or traveling away from home. A content-receiving device that accesses an in-home content transmission device from outside the home: determines a method for establishing secure communication with a router in advance inside the home; executes a first authentication with the content transmission device and registration processing needed during access from outside the home; and registers information relating to the content-receiving device and out-of-home access information with the content transmission device. When utilizing the content-receiving device outside of the home to access the in-home content transmission device, the content transmission device sends content to the content-receiving device only when the content-receiving device is registered with the content transmission device, and only when second authentication is successful using the out-of-home access information therebetween.

Abstract: A content reception equipment for accessing an in-home content transmission equipment from a remote place executes a first authentication process with the content transmission equipment in advance, executes the remote access information sharing process required for access from a remote place, and causes the information on the content reception equipment and the remote access information to be registered in an equipment information table of the content transmission equipment.

Abstract: A content reception equipment for accessing an in-home content transmission equipment from a remote place executes a first authentication process with the content transmission equipment in advance, executes the remote access information sharing process required for access from a remote place, and causes the information on the content reception equipment and the remote access information to be registered in an equipment information table of the content transmission equipment.

Abstract: A receiver enabling to receive 2D and 3D content from a content distributor, including a content list obtaining unit obtaining a list screen of content receivable from the content distributor, a content obtaining unit obtaining 2D or 3D content from the content distributor, a display unit displaying the list screen and reproduced screen of the content on an external or built-in monitor, and a function determining unit determining a function for viewing/listening to 3D and 2D content, wherein the content list obtaining unit determines if 3D content is visible/listenable and obtains a content list of only 2D content or both 2D and 3D content, in accordance with a result of determination, from the content distributor, and the display unit displays the content list obtained through the content list obtaining unit, thereby enabling the receiver of content to receive, memorize and/or output outside the content, being distributed from various networks.

Abstract: A content reception equipment for accessing an in-home content transmission equipment from a remote place executes a first authentication process with the content transmission equipment in advance, executes the remote access information sharing process required for access from a remote place, and causes the information on the content reception equipment and the remote access information to be registered in an equipment information table of the content transmission equipment.

Abstract: A data recording/reproducing device for recording data on a recordable area of a recording medium in an arbitrary recording unit, includes a control unit that controls the operation of the data recording/reproducing device. The control unit designates a recording unit where data on the recordable area is not recorded as a non-use area, determines whether data has been recorded, or unrecorded in the recording unit on the recordable area, determines the recording unit designated as the non-use area to have been recorded, and records data in the recording unit determined to be unrecorded when data is recorded on the recording medium, under the control.

Abstract: A content transmission device for transmitting a digital content to other device connected via a network, including a receiving unit that receives the digital content accompanied with a piece of copy control information indicating a condition of restricting the digital content from being copied, a communication processing unit that transmits and receives the digital content or various data, or control commands to and from the other device, a connection determining unit that determines whether the other device is present on an intra-residential network connected by the content transmission device, and a control unit that controls the receiving unit, the communication processing unit, and the connection determining unit, in which the control unit does not output the digital content received by the receiving unit from the communication processing unit to the other device in a case where the other device is determined not to be installed at an inside of a residence by using the connection determining unit, thereb

Abstract: In a content transmitting method in a content transmitting apparatus, wherein the content transmitting apparatus adds copy control information for indicating to execute a recoding control with either one of “copy can be made only one (1) generation” or “number of times of copying is limited”, on number-limited copy target content, when distributing the number-limited copy target content, which can be copied within a region of limited number of pieces.

Abstract: A content transmitter apparatus is provided which decides whether to permit a content receiver apparatus at a content transmission destination to retransmit content to another content receiver apparatus located inside a house and transmits to the content receiver apparatus the content along with an identifier indicating a permission or prohibition of the content retransmission. A content receiver apparatus is also provided which, when it receives encrypted content from the content transmitter apparatus, checks an identifier received together with the content in executing the content retransmission to another content receiver apparatus located outside the house. If the identifier is found to permit the content retransmission, the content receiver apparatus encrypts and retransmits the content to the outside-house content receiver apparatus. If the identifier is found to not permit the content retransmission, the content receiver apparatus does not retransmit the content to the outside of the house.

Abstract: For improving operability by reducing time for backup of video/audio files through a network, and also for achieving to shorten processing time, as well as, to lower a capacity of a recording medium, by inhibiting unnecessary backup, a file transmission system includes a file list obtaining portion for obtaining a list of files, which are stored in a server, a file transmission controller portion for controlling file transmission, a file transmission requesting portion for requesting a file transmission to the server, a file receiver portion for receiving the file transmitted form the server, and a client file storage portion for storing the files therein, wherein control is made on the file transmission requesting portion, so that it requests a transmission of file(s), excepting the file(s), which is/are stored in the client file storage portion, to the server, upon basis of the list.