Patent · US Active

Range estimation method based on RSS measurement with limited sensitivity receiver

US9497727B2 · kind B2 · utility

0Cited by
1References
7Claims
0Family size

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Inventors

Key dates

Filing dateOct 16, 2012
Grant dateNov 15, 2016
Priority date
Expiry dateOct 16, 2032

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W4/70
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A method for estimating a range between a radio signal emitter and a receiver. A first range estimate is obtained from a signal strength of a received signal and a path loss model with predetermined path loss parameters. This range estimate is further corrected with a systematic bias depending upon an actual finite sensitivity of the receiver. Optionally a corrected variance of the range estimate can be calculated.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.