MEANS ARRANGEMENT CAPABLE OF SELECTING AND SIGNAL A PUBLIC...

Details MEANS ARRANGEMENT CAPABLE OF SELECTING AND SIGNAL A PUBLIC... MEANS ARRANGEMENT CAPABLE OF SELECTING AND SIGNAL A PUBLIC...

2006-09-05

2006-09-05

Nguyen, Phung (Department: 2632)

Communications: electrical

Condition responsive indicating system

With particular coupling link

C340S573100, C340S994000, C340S010100

Reexamination Certificate

active

07102506

ABSTRACT:
In a city wherein the public transportation network is served by several different transportation lines, the visually handicapped persons wishing to accede to a transportation means belonging to a determined transportation line encounters difficulties in locating and arriving to said bus stop, to determine when the required vehicle is approaching and how to signal the driver to let him know in anticipation that the person who is about to embark is suffering from a disability, in order to allow said driver to consider taking the necessary care and precautions. The system uses a device held by each user who needs it, by a device in each bus stop and a device in each vehicle, it is possible to solve the above said problem, exchanging between said three devices five linking signals, of a limited reach. The frequency and other attributes of each one of said signals are one and only one for each transportation line, and as well as for the circulation direction, for each line.

REFERENCES:
patent: 5774072 (1998-06-01), Wu
patent: 6355989 (2002-03-01), Westcott
patent: 6374176 (2002-04-01), Schmier et al.
patent: 6621177 (2003-09-01), Westcott
patent: 6763299 (2004-07-01), Jones

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