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Created by scottvanduyne on 3/6/2012

Distributed magnetic field positioning system using code division multiple access: U.S. Patent No. 6,549,004 ^en

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An apparatus and methods for a magnetic field positioning system use a fundamentally different, and advantageous, signal structure and multiple access method, known as Code Division Multiple Access (CDMA). [ - ]

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#9202a8c04000641f80000000203a24db

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Patent
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Distributed magnetic field positioning system using code division multiple access: U.S. Patent No. 6,549,004

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Tuesday, March 06, 2012 2:05 AM

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scottvanduyne

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scottvanduyne

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/m/0j3n96w

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An apparatus and methods for a magnetic field positioning system use a fundamentally different, and advantageous, signal structure and multiple access method, known as Code Division Multiple Access (CDMA).

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http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=6,549,004.PN.&OS=PN/6,549,004&RS=PN/6,549,004

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An apparatus and methods for a magnetic field positioning system use a fundamentally different,...

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Wednesday, June 19, 2013 7:15 AM

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Inventor /law/us_patent/inventor

Eric A. Prigge

Patent office /law/us_patent/patent_office

United States Patent and Trademark Office

Patent Number /law/us_patent/patent_number

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6,549,004

Issue Date /law/us_patent/issue_date

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4/15/2003

Application Number /law/us_patent/application_number

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Application Date /law/us_patent/application_date

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3/14/2001

US Classification /law/us_patent/us_classification_category

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International Classification /law/us_patent/international_classification

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Associated Inventions /law/us_patent/associated_inventions

An Indoor Absolute Positioning System with No Line of Sight Restrictions and Building-Wide Coverage

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