METHOD FOR LOCATING AND POSITIONING USING BROADCAST FM SIGNALS AND PHASE DIFFERENCE COMPUTATION TECHNIQUE

摘要

Improved systems for locating and positioning using broadcast frequency modulation signals is provided for previous US Patent No. 7990314. In addition, three or more low power frequency modulation (LPFM) local broadcasting stations are used for determination for indoor and/or outdoor 2-D or 3-D locating and positioning system.