Road traffic monitoring system

Communications: electrical – Vehicle detectors – Photoelectric

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C340S933000, C340S934000, C340S935000, C340S936000, C385S012000, C385S014000, C385S031000, C385S032000, C385S034000, C385S054000

Reexamination Certificate

active

07042369

ABSTRACT:
A traffic monitoring system comprises at least one sensor station (2) and an interferometric interrogation system (9); wherein the at least one sensor station (2) comprises at least one optical fiber sensor (5) deployed in a highway (1); and wherein the interferometric interrogation system (9) is adapted to respond to an optical phase shift produced in the at least one optical fiber sensor (5) due to a force applied by a vehicle passing the at least one sensor station (2).

REFERENCES:
patent: 5026141 (1991-06-01), Griffiths
patent: 5056884 (1991-10-01), Quinlan, Jr.
patent: 5194847 (1993-03-01), Taylor et al.
patent: 5260520 (1993-11-01), Muhs et al.
patent: 5446291 (1995-08-01), Becker et al.
patent: 2 673 749 (1992-09-01), None
patent: 2 703 451 (1994-10-01), None
Patent Abstracts of Japan; vol. 1998, No. 11, Sep. 30, 1998; & JP 10 148586 A, Jun. 2, 1998.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Road traffic monitoring system does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Road traffic monitoring system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Road traffic monitoring system will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3626451

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.