Abstract: To provide a communication device, a communication system, and a communication method that can easily make contact, the communication device comprises: a receiving unit configured to receive communication information including identification information on a destination user from a first terminal; at least one processor configured to execute an instructions to select, on the basis of the identification information, one among a first network to which a first communication module associated with the user can be connected and a second network to which a second communication module associated with the user can be connected and which is different from the first network; and a unit configured to transmit, via the network selected by the at least one processor, information related to the communication information to the communication module that can be connected to the selected network, among the first communication module and the second communication module.

Abstract: In order to appropriately perform, in a mobile communication system including a plurality of mobile communication networks respectively operated by a plurality of mobile communication operators, cooperation among respective mobile communication networks, a control apparatus 100 includes a first control unit 133 that performs control related to a first mobile communication network 1a operated by a mobile communication operator A, and a second control unit 135 that performs, via the first mobile communication network 1a, control related to mobility for a terminal apparatus 700a connected to a second mobile communication network 1b operated by a mobile communication operator B different from the mobile communication operator A.

Abstract: In order to appropriately perform, in a mobile communication system including a plurality of mobile communication networks respectively operated by a plurality of mobile communication operators, cooperation among respective mobile communication networks, a system 2 includes a control apparatus including a second control unit that performs, via a first mobile communication network 1a operated by a mobile communication operator A, for a second mobile communication network 1b operated by a mobile communication operator B different from the first mobile communication operator A, control related to mobility for a terminal apparatus connected to the second mobile communication network 1b, and a control apparatus including a first control unit that performs, not via another mobile communication network different from the second mobile communication network 1b, for the second mobile communication network 1b, control related to mobility for the terminal apparatus connected to the second mobile communication network 1b

Abstract: In order to appropriately perform, in a mobile communication system including a plurality of mobile communication networks respectively operated by a plurality of mobile communication operators, cooperation among respective mobile communication networks, a core network node apparatus is a core network node apparatus in a first mobile communication network 1a operated by a mobile communication operator A, the core network node apparatus including an obtaining unit that obtains identification information of terminal apparatuses connected to the first mobile communication network 1a, a determining unit that determines whether the terminal apparatus is managed by a mobile communication operator B operating a second mobile communication network 1b different from the first mobile communication network 1a, based on the identification information, and a control unit that controls charge processing related to a service provided to the terminal apparatus by the first mobile communication network 1a, based on results of

Abstract: In order to appropriately perform, in a mobile communication system including a plurality of mobile communication networks respectively operated by a plurality of mobile communication operators, cooperation among respective mobile communication networks, a core network node apparatus is a core network node apparatus in a first mobile communication network 1a operated by a mobile communication operator A, the core network node apparatus including an obtaining unit that obtains identification information of terminal apparatuses connected to the first mobile communication network 1 a, a determining unit that determines whether the terminal apparatus is managed by a mobile communication operator B operating a second mobile communication network 1b different from the first mobile communication network 1 a, based on the identification information, and a control unit that controls communication quality related to a service provided to the terminal apparatus by the first mobile communication network 1a, based on resu

Abstract: An electronic device that accepts an input and executes operation includes: a first detection unit that detects a touch position on a first surface among surfaces included on the electronic device; a second detection unit that detects a touch operation on a second surface different from the first surface among the surfaces included on the electronic device; and a control unit that sets a reference position on the first surface or the second surface in response to the touch operation on the second surface, and controls the operation of the electronic device on the basis of a relative positional relationship between the reference position and the touch position on the first surface.

Abstract: An electronic device that accepts an input and executes operation includes: a first detection unit that detects a touch position on a first surface among surfaces included on the electronic device; a second detection unit that detects a touch operation on a second surface different from the first surface among the surfaces included on the electronic device; and a control unit that sets a reference position on the first surface or the second surface in response to the touch operation on the second surface, and controls the operation of the electronic device on the basis of a relative positional relationship between the reference position and the touch position on the first surface.