Abstract: A remote communication system includes: a first communication terminal configured to establish a call session for transmitting and receiving at least a voice with a target communication terminal, and to communicate with the target communication terminal; and a second communication terminal configured to participate in the call session. The second communication terminal provides a given function that is not limited to a telephone call to one of the first communication terminal and the target communication terminal, in response to a request from one of a user of the second communication terminal, the first communication terminal, and the target communication terminal.

Abstract: A distribution system includes circuitry to: encrypt a part of each of a plurality of images constituting a video image, the part having an angle of view other than a normal angle of view; provide a decryption key to a receiving client terminal operated by an authorized viewer; decrypt the part of each of the plurality of images having the angle of view other than the normal angle of view by using the decryption key provided; and display the video image based on other part of each of the plurality of images that is not encrypted having the normal angle of view and the decrypted part of each of the plurality of images having the angle of view other than the normal angle of view.

Abstract: An instrument includes: an invitation notification receiving unit configured to receive, from a server device configured to transmit a message to a user belonging to a group, an invitation notification to the group; an approval information transmitting unit configured to transmit, to the server device, approval information approving participation in the group when the received invitation notification is valid; and a session starting unit configured to start, upon the participation in the group, a session that is processing communications of for information with another instrument participating in the group.

Abstract: A management apparatus is configured to, when a connection request specifying, as a communication partner, a communication apparatus or an information processing apparatus has been received from a partner apparatus, transmit a connection request to a communication apparatus. The communication apparatus is configured to transmit a reception notification message to the management apparatus, when the connection request has been received. The management apparatus is configured to, when the reception notification message has been received from the communication apparatus, identify the information processing apparatus that is in cooperation with the communication apparatus that is a transmission source of the received reception notification message, and transmit the reception notification message to the identified information processing apparatus.

Abstract: A transmission system is provided. The transmission system includes a first transmission terminal and a second transmission terminal. The second transmission terminal includes an accepting unit configured to accept a destination selection, a transmission unit configured to transmit to the first transmission terminal information of the selected destination and personal account information of the second transmission terminal. The first transmission terminal includes a receiving unit configured to receive from the second transmission terminal the destination information and the personal account information of the second transmission terminal and a starting unit configured to start communication with the destination transmission terminal based on the received information.

Abstract: A control system is provided. The control system includes a state management unit configured to control state information indicating a state of a communication terminal and a control unit configured to, when a first communication terminal and a second communication terminal communicate, determine whether content data should be transmitted from the first communication terminal to the second communication terminal and whether content data should be transmitted from the second communication terminal to the first communication terminal based on a set of the state information indicating the state of the first communication terminal and the state information indicating the state of the second communication terminal controlled by the state management unit.

Abstract: A management apparatus is configured to, when a connection request specifying, as a communication partner, a communication apparatus or an information processing apparatus has been received from a partner apparatus, transmit a connection request to a communication apparatus. The communication apparatus is configured to transmit a reception notification message to the management apparatus, when the connection request has been received. The management apparatus is configured to, when the reception notification message has been received from the communication apparatus, identify the information processing apparatus that is in cooperation with the communication apparatus that is a transmission source of the received reception notification message, and transmit the reception notification message to the identified information processing apparatus.

Abstract: There is provided a transmission system transmitting at least one of image data and audio data among a plurality of transmission terminals. A first transmission terminal includes a state detector that detects whether a user is present therearound, and a controller that controls to transmit correspondence data corresponding to a result detected by the state detector to a second transmission terminal when a state detected by the state detector changes. The second transmission terminal changes quality of at least one of the image data and the audio data that is transmitted to the first transmission terminal in accordance with the correspondence data and transmits at least one of the image data and the audio data when the second transmission terminal receives the correspondence data.

Abstract: The communication terminal determines whether a delay in output of an output signal based on first content data is detected, the first content data being received from a first counterpart communication terminal through a network, generates a first request for changing a code quantity of the first content data being received based on a determination indicating that the delay is detected, the first request including a reduction coefficient for determining an amount of reduction in the code quantity of the first content data being received, and transmits the first request to the first counterpart communication terminal that transmits the first content data, through the network.

Abstract: A remote communication system authenticates each of a plurality of first communication terminals by using first authentication information of each of the plurality of first communication terminals, to establish a session between the plurality of first communication terminals; authenticates a second communication terminal by using second authentication information of the second communication terminal; transmits, to the second communication terminal, candidate pairing terminal information that indicates at least one candidate first communication terminal being capable of performing a pairing operation with the second communication terminal; accepts selection of a first communication terminal being selected as a target of the pairing operation; and performs the pairing operation between the selected first communication terminal and the second communication terminal, to enable the second communication terminal to join the session using resources of the selected first communication terminal.

Abstract: A communication terminal is controlled such that the communication terminal does not transmit content data from the communication terminal to one or more communication terminals through a first session, but transmits content data from the communication terminal to a selected communication terminal of the one or more communication terminals through a second session after the second session is established with the selected communication terminal.

Abstract: A transmission system includes a first transmission terminal and a second transmission terminal. The second transmission terminal includes a pairing unit to perform pairing between the first and the second transmission terminals, and a transmitting unit to transmit, upon receipt of a communications start request from a third transmission terminal, information specifying communications with the third transmission terminal and individual account information of the second transmission terminal to the first transmission terminal on which the pairing is performed.

Abstract: A transmission system is provided. The transmission system includes a first transmission terminal and a second transmission terminal. The second transmission terminal includes an accepting unit configured to accept a destination selection, a transmission unit configured to transmit to the first transmission terminal information of the selected destination and personal account information of the second transmission terminal. The first transmission terminal includes a receiving unit configured to receive from the second transmission terminal the destination information and the personal account information of the second transmission terminal and a starting unit configured to start communication with the destination transmission terminal based on the received information.

Abstract: A disclosed information processing apparatus is provided with a camera function and has installed a general-purpose application and a special-purpose application. The information processing apparatus includes a reader configured to read a code structure imaged by the camera function to convert the code structure into a string having a first part and a second part, and a translator configured to translate the string. When the code structure is read by the general-purpose application, the first part of the string is translated as a URI via the general-purpose application to activate basic software function, and when the code structure is read by the special-purpose application, the second part of the string is translated via the special-purpose application to activate a function of the special-purpose application.

Abstract: A system stores, in a memory, first service identification information for identifying a service to be used by a first communication terminal that requests for content data, second service identification information for identifying a service to be used by a second communication terminal that transmits content data, and content data information indicating property of content data that can be transmitted to the first communication terminal, in association with one another. After a session for transmitting content data is established between the first communication terminal and the second communication terminal, the system controls transmission of content data from the second communication terminal to the first communication terminal, so as to transmit content data having a property indicated by the content data information that is stored in association with the first service identification information and the second service identification information.

Abstract: A remote communication system includes: a first communication terminal configured to establish a call session for transmitting and receiving at least audio with a target communication terminal, and to communicate with the target communication terminal; and a second communication terminal configured to utilize a resource of the first communication terminal. One of the first communication terminal and the second communication terminal presents code information to start coupling the first communication terminal and the second communication terminal for coordination. Upon detecting that the code information that has been received is identical to the code information that has been presented, the first communication terminal and the second communication terminal are coupled for the coordination.

Abstract: A remote communication system includes: a first communication terminal configured to establish a call session for transmitting and receiving at least a voice with a target communication terminal, and to communicate with the target communication terminal; and a second communication terminal configured to participate in the call session. The second communication terminal provides a given function that is not limited to a telephone call to one of the first communication terminal and the target communication terminal, in response to a request from one of a user of the second communication terminal, the first communication terminal, and the target communication terminal.

Abstract: A server apparatus includes: a storage unit that stores, for each terminal, presence information including state information indicating a state of a terminal and available terminal information indicating an available terminal that is usable from the terminal; a communication unit that receives, from a first terminal, the presence information of the first terminal; and a state management unit that updates the presence information of the first terminal stored in the storage unit upon receiving the presence information of the first terminal from the first terminal.

Abstract: A communication management system manages group information regarding one or more groups of a plurality of communication terminals, while the plurality of communication terminals are communicating in the same communication session. In response to a request from one communication terminal, the communication management system updates the group information to reflect the currently-established groups, and transmits updated group information to all of the plurality of communication terminals communicating in the same communication session.

Abstract: An instrument includes: an invitation notification receiving unit configured to receive, from a server device configured to transmit a message to a user belonging to a group, an invitation notification to the group; an approval information transmitting unit configured to transmit, to the server device, approval information approving participation in the group when the received invitation notification is valid; and a session starting unit configured to start, upon the participation in the group, a session that is processing communications of for information with another instrument participating in the group.