Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate
2011-04-12
2011-04-12
Bugg, George A (Department: 2612)
Communications: electrical
Condition responsive indicating system
Specific condition
C340S572100, C340S572200, C340S572300, C340S572400, C340S572500, C340S572600, C340S572800, C340S572900, C340S010100, C340S010200, C340S010300, C340S010400, C340S010500, C340S010600, C235S375000, C235S376000, C235S377000, C235S378000, C235S385000
Reexamination Certificate
active
07924162
ABSTRACT:
The invention provides a tag identification system, a tag reading apparatus, and a method for determining sequence of tags. According to an aspect of the invention, a tag identification system comprises a tag reading apparatus and a plurality of tags, wherein: the tag reading apparatus has at least two antennas, wherein the apparatus transmits an interrogation signal within the coverage of each of the antennas; the plurality of tags sequentially pass by the coverage of each of the at least two antennas, each of the plurality of tags returning a reply to the at least two antennas in response to a received interrogation signal; and the tag reading apparatus includes a sequence determination unit which determines the sequence in which the plurality of tags pass by based on replies returned from the plurality of tags and received by the at least two antennas.
REFERENCES:
patent: 2006/0077039 (2006-04-01), Ibi et al.
Liu Xiaowei
Song Chen
Wang Yabo
Zhou Bo
Bugg George A
NEC (China) Co., Ltd.
Nwugo Ojiako
Sughrue & Mion, PLLC
LandOfFree
Tag identification system, tag reading apparatus, and method... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Tag identification system, tag reading apparatus, and method..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Tag identification system, tag reading apparatus, and method... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2625025