Eric Colburn, PLS

Tag: Receivers

  • Javad Ashjaee, GPS Pioneer and JAVAD Founder, Admits to GPS Design Flaws

    Javad Ashjaee, GPS Pioneer and JAVAD Founder, Admits to GPS Design Flaws

    Javad Ashjaee, GPS Pioneer and JAVAD Founder, Admits to GPS Design Flaws The LightSquared verses GPS battle, which has transcended the technical battlefield spilling over into the Presidential political front lines, has recently led to disturbing revelations. Most significant, Javad Ashjaee, GPS pioneer, JAVAD founder and CEO, admitted to GPS manufacturers’ design flaws. In this…

  • Carlson SurvCE Data Collection Software Now Available with Leica Viva CS10 and CS15

    Carlson SurvCE Data Collection Software Now Available with Leica Viva CS10 and CS15

    Carlson SurvCE Data Collection Software Now Available with the Leica Viva (Norcrosss, GA October 2011) All versions of Carlson SurvCE 2.56 and later now have updated drivers and feature sets available to work on the Leica CS10 and CS15, Field Controllers. “We think this will be a very popular combination,” says Bruce Carlson, president of…

  • Hemisphere GPS Announces New A31 Precision GPS Beacon Antenna

    Calgary, AB — September 6, 2011 — (TSX: HEM) Today, Hemisphere GPS announces the all new A31 antenna. Designed for use with Hemisphere GPS’ popular Crescent ® and Crescent Vector™ L1 receivers, A31 provides improved 300 KHz Beacon and L-Band (OmniSTAR ®) reception and excellent GPS L1 multi-path mitigation with superior noise rejection. A31 is a multi-band (GPS…

  • What if LightSquared is Right about GPS?

    LightSquared Files with FCC: GPS Industry’s Failure to Comply With Department of Defense and International Standards for GPS Receivers Cause of Interference So, I’ve been thinking lately about how the land surveying industry has not demanded and been stewards for improvements, necessary and long overdue improvements, in various aspects of the resources and technologies we…

  • FCC Chairman Promises to Protect GPS from LightSquared Interference

    FCC Chairman Julius Genachowski tells reporters that the FCC will not allow interference to GPS from the proposed LightSquared hybrid satellite/terrestrial broadband wireless service. At yesterday’s press conference with reporters after the FCC’s Aug. 9 monthly meeting, FCC Chairman Julius Genachowski made very encouraging comments concerning LightSquared’s January waiver concerning the more recent testing results showing overwhelming…

  • JAVAD GNSS Receivers Can Track Chinese Compass (Beidou-2)

    With modified firmware, all JAVAD GNSS receivers can track Chinese COMPASS B1 signal now. This is 6th GNSS system supported by JAVAD GNSS (GPS, Glonass, Galileo (Giove), SBAS, QZSS, COMPASS). Log file, collected on TR_G3TH board in Moscow during weekend, reported up to 26 (!) satellites locked simultaneously see picture below.  Among them: