Beacon array

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United States of America Patent

PATENT NO 9746541
APP PUB NO 20160381582A1
SERIAL NO

14952036

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method comprises receiving a first received signal strength indicator (RSSI) of a first beacon in an array of beacons and receiving a second RSSI of a second beacon in an array of beacons, calculating a RSSI of the array (r) as a function of the first RSSI and the second RSSI, retrieving a calibrated RSSI value of the array (r′) from a memory, determining whether r>r′, and outputting a signal to a user device responsive to determining that r>r′.

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Patent Owner(s)

  • INTERNATIONAL BUSINESS MACHINES CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, YuBo Beijing, CN 32 143
Lin, Yonghua Beijing, CN 55 644
Wang, Qing Beijing, CN 403 2413
Wang, Wei Dong Shanghai, CN 8 28
Xue, Chao Beijing, CN 53 169

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