Abstract: According to one embodiment, a receiver communicates with an external device based on an operation of an operation button, and receives identification information for identifying areas in a display screen and an image associated with the identification information, the areas including a first and a second areas, the image including a first image to be displayed on the first area associated with first identification information. And a request unit makes a request to get a right of use of the second area, and an image generator generates a second image based on a unique operation and arranges it in the second area, after the right of use of the second area is obtained.

Abstract: According to one embodiment, a button data notification unit transmits button data of a plurality of operation buttons for operating an electronic apparatus to a server. The operation button notification unit transmits a control command to the server in response to an operation of an arbitrary operation button. An instruction command receiver receives an instruction command related to an operation button to be displayed and an operation guide corresponding to the operation button in accordance with the control command. The server prepares the instruction command based on various cases. An operation guide output unit outputs, to a display device, the operation button and the operation guide to be displayed in accordance with the received instruction command.

Abstract: According to one embodiment, a program listing display method includes: obtaining data of a first program and data of a second program through a communication network; obtaining, though the communication network, first reservation information of the first program and second reservation information of the second program in an electronic device; and outputting data of a program listing containing the data of the first program, the data of the second program, the first reservation information, and the second reservation information. In the data of the program listing, in accordance with newness of the first reservation information or the second reservation information, a display mode of the data of the first program differs from a display mode of the data of the second program, or a display mode of the first reservation information differs from a display mode of the second reservation information.

Abstract: One embodiment provides a reproduction control device including: a first receiving module configured to receive addresses of plural respective content data that correspond to each other in substance but are different from each other in usable functions and first function information indicating sets of usable functions of the plural respective content data; a second receiving module configured to receive second function information indicating functions supported by an external device; a selecting module configured to select a function to be used in playing back; and a sending module configured to determine content data that allow the external device to use the selected function according to the first and second function information, and to send an address of the determined content data to the external device.

Abstract: A transmitting apparatus includes a transaction transmitting unit configured to transmit to a receiving apparatus a content to be moved to the receiving apparatus, by using a first transaction established with the receiving apparatus, a counter unit configured to count a progress quantity representing a degree of progress of the transmission of the content from a given point of time with respect to the transmission of the content corresponding to the first transaction to obtain a count value, and a transaction switching unit configured to switch the first transaction used for the transmission of the content to a second transaction, if the count value of the counter unit reaches a predetermined value and the transmission of the content is not completed.

Abstract: According to one embodiment, there is provided a video display apparatus, including: a display controller configured to cause a display module to display a moving image distributed from a video hosting site, the moving image having a first URI; and a URI output module configured to output a second URI different from the first URI, upon receiving a URI transmission request during display of the moving image.

Abstract: According to one embodiment, a data transmission control section ends transmission of a title without copyright protection at time t2. When transmission time of the title exceeds prescribed time, interruption of the transmission is posted to a reception-side device, and a key discard/creation section creates a new encryption key. A copyright-protected title is transmitted to the reception-side device by using the new key.

Abstract: A transmitting apparatus transmits, to a receiving apparatus, a content that contains at least, in the stated order, a first portion that is encrypted with a shared key shared between the transmitting apparatus and the receiving apparatus, a second portion that is not encrypted, and a third portion that is encrypted with the shared key. In this situation, in the case where the encrypted third portion has become a transmission target after the second portion has been transmitted, and also, there is a possibility that the shared key stored in the receiving apparatus may be invalidated when the encrypted third portion is received, the transmitting apparatus sequentially transmits a fourth portion and the encrypted third portion to the receiving apparatus, the fourth portion containing at least element data that belongs to the last group in the second portion.

Abstract: According to one embodiment, a content transmitting apparatus which encrypts a content item which is copy controlled to limit the number of permitted copies and transmits the encrypted content item to a sink device, includes a number-of-copies information transmitting module configured to transmit number-of-copies information representing the number of permitted copies to the sink device as plaintext.

Abstract: According to one embodiment, a copyright protection processing apparatus is provided in a source device containing content items that are objects of copyright protection. The apparatus includes a network interface which is connected to a sink device which utilizes the content items, and a protection process section which executes mutual authentication for exchanging keys requested by the sink device in a state where a network connection is established with the sink device via the network interface and performs a protection process of encrypting the content items by the secret key shared as a result of successful mutual authentication and transmitting the encrypted content items to the sink device. A content list process section adds an item of error information to the content list to be transmitted to the sink device, upon failure in the mutual authentication.

Abstract: A transmitting apparatus includes a transaction transmitting unit configured to transmit to a receiving apparatus a content to be moved to the receiving apparatus, by using a first transaction established with the receiving apparatus, a counter unit configured to count a progress quantity representing a degree of progress of the transmission of the content from a given point of time with respect to the transmission of the content corresponding to the first transaction to obtain a count value, and a transaction switching unit configured to switch the first transaction used for the transmission of the content to a second transaction, if the count value of the counter unit reaches a predetermined value and the transmission of the content is not completed.

Abstract: According to one embodiment, A communication apparatus for receiving content data obtained by sequentially receiving a broadcast wave to transmit the content data to a different communication apparatus the communication apparatus comprising: a communication section that communicates with the different communication apparatus through a network; a tuner section that receives the broadcast wave; and a presentation section that presents a content list to the different communication apparatus through the communication section, the content list including an item with respect to a channel receivable at the tuner section; wherein the item does not include an acquisition information for the different communication apparatus to acquire the content data.

Abstract: According to one embodiment, a reproduction control method includes instructing a first reproduction apparatus connected to a recording apparatus for recording a content to reproduce the content, instructing the first reproduction apparatus to stop reproduction of the content, receiving reproduction collateral information of the content obtained in accordance with reproduction and reproduction stop of the content by the first reproduction apparatus, and transmitting the reproduction collateral information to a second reproduction apparatus connected to the recording apparatus to instruct reproduction of the content on the basis of the reproduction collateral information.

Abstract: An audio reproducing apparatus reproduces audio data to be reproduced in sync with video data. The audio reproducing apparatus includes a communication device configured to execute communication with another apparatus that reproduces the video data, a unit configured to detect an amount of an error between a reproduction point of the video data in the other apparatus and a reproduction point of the audio data in the audio reproducing apparatus by making use of the communication executed by the communication device with the other apparatus, a unit configured to detect, from a stream of the audio data, an audio data time period of audio data with a sound volume level lower than a specified value, and a unit configured to alter a reproduction speed of the audio data belonging to the detected audio data time period, on the basis of the detected amount of the error in reproduction point.

Abstract: According to one embodiment, a communication apparatus includes a storage unit configured to store content including attribute information indicating presence or absence of copyright protection and a list showing a table of the content, an authentication key exchange unit configured to mutually obtain authentication keys identifying mutual devices to and from other communication apparatus to authenticate the other communication apparatus, a protected content movement unit configured to stop reception of new authentication by the exchange unit when copyright protected content is selected from the list, and to encrypt the selected and copyright protected content by using the authentication keys and moving it to the other communication apparatus authenticated by the exchange unit via a network, and a content list management unit configured to delete the copyright protected content from the table of the list during content movement by the movement unit.

Abstract: According to one embodiment of the invention, an electronic device comprises a speaker, a microphone, and a processor that executes pairing process with another electronic device, the processor outputs pairing signal during pairing process. The electronic device further comprises a converter coupled to the speaker, the microphone, and the processor. The converter converts the pairing signal to an audio signal when the speaker outputs audio signal to another electronic device, and converts an audio signal to pairing signal when the microphone receives the audio signal. Also, the electronic device includes a wireless communication module coupled to the processor, and the wireless communication module communicates with another electronic device after pairing process.

Abstract: A headset has a voice recognition unit. It allows control of an external apparatus by a voice input through a microphone. The headset also has a switch for controlling execution of a voice recognition process, so that the user can start and stop the voice recognition process as desired. The switch is provided remotely of the microphone to avoid interference with the voice commands from the user. In one embodiment, the switch is provided on one speaker unit on the side opposite to the speaker unit on which the microphone is provided in order to prevent noise, such as an operation noise of the switch, from being input to the microphone.

Abstract: An electronic apparatus for communicating with first device and second device has a wireless communication device, a system control unit, a memory, an audio input unit, a mixer and an audio and voice output unit for establishing first wireless connection between the wireless communication device and the first device, and second wireless connection between the wireless communication device and the second device. The electronic apparatus reproduces content data received through the first wireless connection. The second wireless connection is established while maintaining the first wireless connection when the wireless communication device receives a request to establish the second wireless connection from the second device while the reproducing apparatus is reproducing the content data.

Abstract: An audio reproducing apparatus reproduces audio data to be reproduced in sync with video data. The audio reproducing apparatus includes a communication device configured to execute communication with another apparatus that reproduces the video data, a unit configured to detect an amount of an error between a reproduction point of the video data in the other apparatus and a reproduction point of the audio data in the audio reproducing apparatus by making use of the communication executed by the communication device with the other apparatus, a unit configured to detect, from a stream of the audio data, an audio data time period of audio data with a sound volume level lower than a specified value, and a unit configured to alter a reproduction speed of the audio data belonging to the detected audio data time period, on the basis of the detected amount of the error in reproduction point.

Abstract: When a moving image playback apparatus according to the present invention is to play back a moving image in synchronism with an audio playback apparatus, the apparatus acquires playback position information of audio from the audio playback apparatus via a communication unit in a predetermined cycle. The apparatus detects the synchronization error amount between the moving image and the audio, and the motion of the moving image. The apparatus specifies a scene where the frame rate is to be changed and a frame rate change amount under a predetermined rule in accordance with the synchronization error amount and the motion of the moving image. The apparatus changes the moving image frame display time and the frame rate such as the skip number of frames within a small-motion-change scene hardly perceived by a viewer.