Digital information system

Details Digital information system Digital information system

1996-07-02

1999-12-21

Shalwala, Bipin H.

Computer graphics processing and selective visual display system

Plural display systems

Remotely located

705 5, G06F 1760

Patent

active

060055340

ABSTRACT:
The invention relates to a digital information system (10) for displaying information on at least one display means with the aid of at least one projector (22). The exposures are presented at places accessible to and frequented by a general public. The information system (10) includes external information mediators (24) and information is controlled dynamically through the medium of a communication interface (26) and through the medium of an exposure handler in a central computer (28). The inventive system also includes a communication interface (14) against an elective number of station computers (34) having connected projector computers (38) which control projectors (22) for displaying pictures or exposures. The station computers (34) and peripheral equipment are situated at mutually distanced places. According to one particular field of use, the places mentioned are subway stations (16, 18, 20) and projectors (22) project exposures or pictures onto display means positioned at selected places in the stations (16, 18, 20).

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patent: 5634018 (1997-05-01), Tanikoshi et al.
patent: 5642484 (1997-06-01), Harrison, III et al.
patent: 5675637 (1997-10-01), Szlam et al.
patent: 5745688 (1998-04-01), Oka

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