Distributing information through an open network to many and unspecific clients being in different retaining situations with an information server
First Claim
1. An information distribution system using a network comprising:
- an information server including;
a server communication control section for making a communication through said network;
a data production section for producing and obtaining data to be offered from said information server; and
a server control section for controlling said server communication control section and said data production section; and
a client for receiving information from said information server through said network, said client including;
a client communication control section for making a communication through said network;
a client data holding section for holdino data offered from said information server through said network;
a portable large capacity data retaining medium;
a data retaining medium control section for controlling said data retaining medium; and
a client control section for controlling said client communication control section, said client data holding section and said data retaining medium control section,wherein;
when providing the information through said network to said client, said information server also provides further data, said further data including control information for using, in accordance with a state of said data retaining medium control section of said client, data existing in said data retaining medium of said client;
when using the information from said information server, said client uses said data existing in said data retaining medium in accordance with said control information included in said further data and,when said client makes a request for data through said network to said information server, said information server makes a request for information specifying the contents of the data included in said data retaining medium under control of said data retaining medium control section of said client which acts as information on the state of said data retaining medium control section thereof toward said client, and said client is responsive to said request from said information server to offer the information on the state of said data retaining medium control section to said information server.
1 Assignment
0 Petitions
Accused Products
Abstract
An information distribution system which distributes information including a large amount of data through an open network to many and unspecific clients being in different retaining situations. An information server includes a data production section, while the client includes a large capacity data retaining medium and a data retaining medium control section. When the information server distributes information through a network to the client, the data production section of the information server provides the data corresponding to the state of the data retaining medium control section of the client, whereas the client suitably uses the data existing in its own data retaining medium in utilizing the data from the information server. This enables effective data distribution.
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Citations
19 Claims
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1. An information distribution system using a network comprising:
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an information server including; a server communication control section for making a communication through said network; a data production section for producing and obtaining data to be offered from said information server; and a server control section for controlling said server communication control section and said data production section; and a client for receiving information from said information server through said network, said client including; a client communication control section for making a communication through said network; a client data holding section for holdino data offered from said information server through said network; a portable large capacity data retaining medium; a data retaining medium control section for controlling said data retaining medium; and a client control section for controlling said client communication control section, said client data holding section and said data retaining medium control section, wherein; when providing the information through said network to said client, said information server also provides further data, said further data including control information for using, in accordance with a state of said data retaining medium control section of said client, data existing in said data retaining medium of said client; when using the information from said information server, said client uses said data existing in said data retaining medium in accordance with said control information included in said further data and, when said client makes a request for data through said network to said information server, said information server makes a request for information specifying the contents of the data included in said data retaining medium under control of said data retaining medium control section of said client which acts as information on the state of said data retaining medium control section thereof toward said client, and said client is responsive to said request from said information server to offer the information on the state of said data retaining medium control section to said information server. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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17. An information distribution system using a network comprising:
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an information server including; a server communication control section for making a communication through said network; a data production section for producing and obtaining data to be offered from said information server; and a server control section for controlling said server communication control section and said data production section; and a client for receiving information from said information server through said network, said client including; a client communication control section for making a communication through said network; a client data holding section for holding data offered from said information server through said network; a portable large capacity data retaining medium; a data retaining medium control section for controlling said data retaining medium; and a client control section for controlling said client communication control section, said client data holding section and said data retaining medium control section, wherein; when providing the information through said network to said client, said information server also provides further data, said further data including control information for using, in accordance with a state of said data retaining medium control section of said client, data existing in said data retaining medium of said client; when using the information from said information server, said client uses said data existing in said data retaining medium in accordance with said control information included in said further data and, when said client makes a request for data through said network to said information server, said client provides information specifying the requested data and information on the state of said data retaining medium control section to said information server.
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18. An information distribution system comprising:
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an information server for providing information, said information server including; a server communication control section for controlling a communication; a data production section for producing and obtaining data to be offered; and a server control section for controlling said server communication control section and said data production section; a client for receiving the information from said information server, said client including; a client communication control section for controlling a communication; a client data holding section for holding data offered; and a client control section for controlling said client communication control section and said client data holding section; and a mediation server coupled through a first network to said information server and further coupled through a second network to said client, said mediation server including; a mediation server communication control section for making a communication through said first and second networks; a mediation server data holding section for temporarily holding data offered through said first and second networks; a data conversion section for converting data offered from said information server when necessary; a portable large capacity mediation server data retaining medium; a mediation server data retaining medium control section for controlling said mediation server data retaining medium; and a mediation server control section for controlling said communication control section, said data holding section, said data conversion section and data retaining medium control section of said client, wherein; when offering data through said mediation server to said client by way of said first and second networks, said information server provides further data includinng control information for said client to use data existing in said data retaining medium of said mediation server in accordance with a state of said data retaining medium control section of said mediation server, and said mediation server converts the data offered from said information server and sends it to said client, and when using the data sent from said mediation server, said client uses data existing in said mediation server data retaining medium. - View Dependent Claims (19)
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Specification