Inventor · Tempe, AZ, US

Thomas M. King

49Patents
24h-index
32Co-inventors
85Inventor score

Filing activity: Mar 24, 1980 → Apr 2, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US6965754B2 Satellite positioning system receiver with reference oscillator circuit and methods therefor Electricity 163 Expired
US6888497B2 Method and mobile station for determining a code phase Physics 159 Expired
US6944540B2 Time determination in satellite positioning system receivers and methods therefor Physics 158 Expired
US6756938B2 Satellite positioning system receivers and methods therefor Physics 157 Expired
US6839020B2 Aiding location determinations in satellite positioning system receivers Physics 150 Expired
US6429808B1 Method and apparatus for assisted GPS integrity maintenance Physics 142 Expired
US6121923A Fixed site and satellite data-aided GPS signal acquisition method and system Electricity 123 Expired
US6313787A Method and apparatus for assisted GPS protocol Physics 108 Expired
US5148452A Global positioning system digital receiver Physics 99 Expired
US6211819A Mobile station location determination in a radio communication system Physics 98 Expired
US5893044A Real time clock apparatus for fast acquisition or GPS signals Physics 94 Expired
US6445927B1 Method and apparatus for calibrating base station locations and perceived time bias offsets in an assisted GPS transceiver Physics 83 Expired
US6429811B1 Method and apparatus for compressing GPS satellite broadcast message information Physics 66 Expired
US6346911B1 Method and apparatus for determining time in a GPS receiver Physics 63 Expired
US6300899A Fixed site data-aided GPS signal acquisition method and system Electricity 50 Expired
US6295024A Autonomous data aided GPS signal acquisition method and system Physics 50 Expired
US5175557A Two channel global positioning system receiver Physics 45 Expired
US6535801B1 Method and apparatus for accurately determining the position of satellites in geosynchronous orbits Physics 40 Expired
US7064706B2 Method and apparatus for assisted GPS Physics 40 Expired
US5889492A Method and apparatus for an acquisition-aided Geo-locating subscriber unit Physics 38 Expired
US6532251B1 Data message bit synchronization and local time correction methods and architectures Electricity 34 Expired
US4482975A Function generator Physics 32 Expired
US6804290B1 Method of acquiring signal code phases and geographic positioning receiver Electricity 30 Expired
US6661371B2 Oscillator frequency correction in GPS signal acquisition Physics 27 Expired
US6775319B2 Spread spectrum receiver architectures and methods therefor Electricity 23 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.