Information offering system
First Claim
1. An information supplying system comprising a center which supplies information and terminals which receive the information supplied from said center, said center comprising:
- first storage means for storing whole information to be supplied for said terminal;
first transmitting means for transmitting partial information containing part of said whole information stored in said first storage means to said terminal in a first communication mode; and
second transmitting means for transmitting said whole information specified by said terminal based on said partial information to said terminal in a second communication mode; and
said terminal comprising;
first receiving means for receiving said partial information transmitted by said first transmitting means of said center;
second storage means for storing said partial information received by said first receiving means;
displaying means for reading said partial information stored in said second storage means to display on a screen;
information specifying means for generating, by referencing said partial information displayed on said screen, an instruction signal for instructing said center to transmit said whole information which corresponds to said partial information and for transmitting said instruction signal to said center in either said first or second communication mode; and
second receiving means for receiving said whole information transmitted by said second transmitting means in response to said instruction signal.
1 Assignment
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Accused Products
Abstract
An information offering system which allows users to obtain desired information readily while minimizing the effect that the users'"'"' knowledge and/or skill level has on the information retrieval time and information retrieval cost. The information offering system is composed of a center CE as an information offerer and user terminals TE which receive offers of information from the center CE. The center CE is provided with a transmission antenna AT for transmitting antenna radio wave RF1 to a communication satellite SA. The communication satellite SA transmits re-transmission radio wave RF2 to the terminal TE. Thereby, a satellite broadcasting network is constructed as a first communication mode for offering partial information from the center CE to the terminal TE. A communication network such as ISDN using a cable CA as a medium is also constructed between the center CE and the terminal TE to enable transmission of whole information specified by the terminal TE from the center CE to the terminal TE in a second communication mode.
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Citations
30 Claims
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1. An information supplying system comprising a center which supplies information and terminals which receive the information supplied from said center, said center comprising:
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first storage means for storing whole information to be supplied for said terminal; first transmitting means for transmitting partial information containing part of said whole information stored in said first storage means to said terminal in a first communication mode; and second transmitting means for transmitting said whole information specified by said terminal based on said partial information to said terminal in a second communication mode; and said terminal comprising; first receiving means for receiving said partial information transmitted by said first transmitting means of said center; second storage means for storing said partial information received by said first receiving means; displaying means for reading said partial information stored in said second storage means to display on a screen; information specifying means for generating, by referencing said partial information displayed on said screen, an instruction signal for instructing said center to transmit said whole information which corresponds to said partial information and for transmitting said instruction signal to said center in either said first or second communication mode; and second receiving means for receiving said whole information transmitted by said second transmitting means in response to said instruction signal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An information supplying system comprising a center which supplies information and terminals which receive the information supplied from said center, said center comprising:
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first storage means for storing whole information to be supplied for said terminal; first transmitting means for transmitting partial information containing part of said whole information stored in said first storage means to said terminal in a first communication mode; and second transmitting means for transmitting said whole information specified by said terminal based on said partial information to said terminal in a second communication mode; and said terminal comprising; first receiving means for receiving said partial information transmitted by said first transmitting means of said center; second storage means for storing said partial information received by said first receiving means; information specifying means for generating, by referencing said partial information, an instruction signal for instructing said center to transmit said whole information which corresponds to said partial information and for transmitting said instruction signal to said center in either said first or second communication mode; and second receiving means for receiving said whole information transmitted by said second transmitting means in response to said instruction signal.
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11. A method for transmitting and receiving information between a center which supplies information and terminals which receive the information supplied from said center, comprising:
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a first transmitting step of transmitting partial information containing part of whole information to be supplied for said terminal and stored in first storage means from said center to said terminal in a first communication mode; a second transmitting step of transmitting said whole information specified by said terminal based on said partial information supplied from said center to said terminal in a second communication mode; a first receiving step of receiving said partial information transmitted from said center in said first communication mode; a step of storing said received partial information in second storage means of said terminal; a displaying step of reading said partial information stored in said second storage means to display on a screen of said terminal; an information specifying step of generating, by referencing said partial information displayed on said screen, an instruction signal for instructing said center to transmit said whole information which corresponds to said partial information, and for transmitting said instruction signal from said terminal to said center in either said first or second communication mode; and a step of receiving said whole information transmitted in response to said instruction signal from said center in said second communication mode. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
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20. A terminal to which information is supplied from an information service center, comprising:
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first receiving means for receiving partial information transmitted from said information service center in a first communication mode, said partial information containing part of whole information to be supplied from said information service center; storage means for storing said partial information received by said first receiving means; displaying means for reading said partial information stored in said storage means to display on a screen; in formation specifying means for generating, by referencing said partial information displayed on said screen, an instruction signal for instructing said information service center to transmit said whole information which corresponds to said partial information, and for transmiting said instruction signal to said information service center in a second communication mode; and second receiving means for receiving said whole information transmitted from said information service center in response to said instruction signal in said second communication mode. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27)
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28. An information service center for supplying information to a terminal, comprising:
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storage means for storing whole information and partial information being stored in advance of supplying said information to said terminal, said whole information to be supplied to said terminal, and said partial information including an ID indicating a storage location of said whole information in said storage means, a file name of said whole information and a sample information created by cutting out information from said whole information; first transmitting means for transmitting said partial information to said terminal in a first communication mode; and second transmitting means for transmitting said whole information specified by said terminal based on said partial information to said terminal in a second communication mode. - View Dependent Claims (29, 30)
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Specification