Data communication system and method
First Claim
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1. A data communication system comprising:
- a plurality of output devices;
a plurality of input devices allocated to a plurality of users of the system; and
at least one host computer, wherein identical information is output at the output devices, and the host computer transmits to the output devices further information allocated to the identical information, data relating to the further information and input into the plurality of input devices are transmitted to the host computer, and wherein the host computer selects, in response to the data received from the plurality of input devices, one or a subset of users and transmits a selected message to the selected user or subset of users.
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Abstract
A data communication system includes output devices, input devices allocated to users, and at least one host computer, wherein identical information is output at the output devices, the host computer transmits to the output devices further information allocated to the identical information, and data relating to the further information and input into the input devices are transmitted to the host computer. In this system, the host computer selects, in response to the data received from the input devices, one of the users or a subset of users, and transmits a selected message to the one user or subset of users.
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Citations
14 Claims
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1. A data communication system comprising:
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a plurality of output devices;
a plurality of input devices allocated to a plurality of users of the system; and
at least one host computer, wherein identical information is output at the output devices, and the host computer transmits to the output devices further information allocated to the identical information, data relating to the further information and input into the plurality of input devices are transmitted to the host computer, and wherein the host computer selects, in response to the data received from the plurality of input devices, one or a subset of users and transmits a selected message to the selected user or subset of users. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A data communication method, the method comprising:
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outputting identical information to a plurality of output devices;
transmitting from a host computer further information associated with the identical information to the plurality of output devices; and
providing a plurality of input devices allocated to a plurality of different users such that data relating to the further information and input into the respective input devices are transmitted to the host computer, and the host computer selects, in reaction to the data received from the input devices, one or a subset of the plurality of users and transmits a selected message to the one user or subset of selected users.
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Specification