Positioning systems for wireless networks

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United States of America Patent

PATENT NO 9891307
SERIAL NO

15063158

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The invention provides a method of computing positioning of a mobile device in a wireless network. This positioning method exchanges packets between pairs of wi-fi nodes. The packets include count stamps of packet transmit and receipt. Differential ranges between a mobile device and plural pairs of wi-fi nodes are used to locate the mobile device.

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Patent Owner(s)

Patent OwnerAddress
DIGIMARC CORPORATIONBEAVERTON OR

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bradley, Brett A Portland, US 74 3925

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