Server switching between communication modes for clients coupled to the server
First Claim
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1. A server connected via a network to a plurality of clients for offering information to the plurality of clients, said server comprising:
- communication mode selection means for switching over a communication mode for each client between a one-way communication mode in which information is offered to clients on a one-way basis and a two-way communication mode in which messages are transmitted to clients and messages transmitted from the clients are received; and
a profile data base storing profiles of clients as to utilization circumstances of the server, wherein said communication mode selection means switches over the communication mode as to a client selected referring to said profile data base from among the clients identified by information held by request holding means, from the one-way communication mode to the two-way communication mode, wherein said communication mode selection means comprising said request holding means for holding the information to identify a client who made a request of a two-way communication service, and switches over the communication mode as to a client selected from among the clients identified by the information held by said request holding means from the one-way communication mode to the two-way communication mode.
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Abstract
In a communication system in which a server, who offers information, and clients, who receive information offering service, are connected with each other via a network, the server has a communication mode selection unit for switching over a communication mode for each client between a one-way communication mode in which information is offered to clients on a one-way basis and a two-way communication mode in which messages are transmitted to clients and messages transmitted from the clients are received.
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Citations
8 Claims
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1. A server connected via a network to a plurality of clients for offering information to the plurality of clients, said server comprising:
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communication mode selection means for switching over a communication mode for each client between a one-way communication mode in which information is offered to clients on a one-way basis and a two-way communication mode in which messages are transmitted to clients and messages transmitted from the clients are received; and a profile data base storing profiles of clients as to utilization circumstances of the server, wherein said communication mode selection means switches over the communication mode as to a client selected referring to said profile data base from among the clients identified by information held by request holding means, from the one-way communication mode to the two-way communication mode, wherein said communication mode selection means comprising said request holding means for holding the information to identify a client who made a request of a two-way communication service, and switches over the communication mode as to a client selected from among the clients identified by the information held by said request holding means from the one-way communication mode to the two-way communication mode. - View Dependent Claims (2, 3)
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4. A server connected via a network to a plurality of clients for offering information to the plurality of clients, said server comprising:
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communication mode selection means for switching over a communication mode for each client between a one-way communication mode in which information is offered to clients on a one-way basis and a two-way communication mode in which messages are transmitted to clients and messages transmitted from the clients are received; and an information display unit for displaying information held by request holding means, and a client designation handler for designating a client to be switched in the communication mode from the one-way communication mode to the two-way communication mode, from among the clients identified by the information held by said request holding means, wherein said communication mode selection means switches over the communication mode as to a client designated through operation of said client designation handler, from the one-way communication mode to the two-way communication mode, wherein said communication mode selection means comprises said request holding means for holding the information to identify a client who made a request of a two-way communication service, and switches over the communication mode as to a client selected from among the clients identified by the information held by said request holding means from the one-way communication mode to the two-way communication mode. - View Dependent Claims (5, 6)
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7. A server connected via a network to a plurality of clients for offering information to the plurality of clients, said server comprising:
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a communication mode selection use handler switching over a communication mode for each client between a one-way communication mode in which information is offered to clients on a one-way basis and a two-way communication mode in which messages are transmitted to clients and messages transmitted from the clients are received, said communication mode selection use handler comprising; request holding means for holding information to identify a client made a request of a two-way communication service, and switches over the communication mode as to a client selected from among the clients identified by the information held by said request holding means from the one-way communication mode to the two-way communication mode, and two-way communication service start notice means for giving notice, prior to altering a communication mode as to a client selected from among the clients identified by the information held by said request holding means, of a start of a two-way communication service to the client, wherein said communication mode selection use handler switches over, upon receipt of a notification of complete preparation representative of a matter that a preparation for receiving a two-way communication service has been completed from the client who received the notice of the start of the two-way communication service by said two-way communication service start notice means, the communication mode as to the client from the one-way communication mode to the two-way communication mode. - View Dependent Claims (8)
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Specification