Microchip cesium atomic clock provides autonomous precise time

  Image: Microchip Technology Microchip Technology has released the 5071B cesium atomic clock that can perform autonomous timekeeping for months in the event of GNSS denials. The 5071B is the next-generation commercial cesium clock to the 5071A. The 5071B is available in a…
How precise point positioning became a survey crew favorite

A positioning service energizes large pipeline surveying projects, saves time, and becomes a field crew favorite For projects spanning large areas, a large engineering and construction firm discovered that a precise point positioning (PPP) service — Trimble’s CenterPoint RTX —…
Swift Navigation and KDDI partner to expand precise positioning

Swift Navigation is partnering with Tokyo-based KDDI Corporation, an international telecommunications company, to help bring Swift’s precise positioning technology to the Japan market. KDDI will also be a key partner in the global expansion of Skylark precise positioning service, which…
Royal Gardens get precise imagery with Spectra Precision

Photo: Spectra Precision Verified photomontages for UNESCO World Heritage sites achieves accuracy with Spectra Geospatial SP80 Verified photomontage is an important planning tool to envision how proposed surrounding development plans would affect UNESCO World Heritage sites. Verified photomontage demands the…
Anatomy of a centimeter-level precise point positioning service

By Markus Brandl, Xiaoming Chen, Herbert Landau, Carlos Rodriguez-Solano and Ulrich Weinbach This article updates a July 2012 feature in GPS World, “Real-Time Extended GNSS Positioning: A New Generation of Centimeter-Accurate Networks.” The Trimble CenterPoint RTX correction service, enabling centimeter-level…

By Urs Niesen, Jubin Jose, Xinzhou Wu, Qualcomm Technologies Inc. Emerging automotive applications require reliable but at the same time low-cost positioning solutions. In this paper, we present such a solution by fusing the measurements from several consumer-grade sensors using…