TAG: consumer OEM

Letters: Galileo Sync, GLONASS Scoop, an Open Letter

June 23, 2014By

June Cover Story In the June issue’s cover story, “Interchangeability Accomplished,” is a paragraph headed, “Satellite Intersystem Biases,” which appears to assert that Galileo System Time (GST) is 3 seconds ahead of UTC. However, in the version of the Galileo Signal In Space Interface Control Document posted at: http://ec.europa.eu/enterprise/policies/satnav/galileo/files/galileo-os-sis-icd-issue1-revision1_en.pdf, paragraph 5.1.2 appears to indicate that Galileo System Time (GST) was synchronized, at... read more

Interchangeability Accomplished

May 30, 2014By
vd_opener-O

Tri-Band Multi-Constellation GNSS in Smartphones and Tablets
In this look at a single-chip BeiDou/Galileo/GLONASS/GPS/QZSS/SBAS architecture for cell phones and tablets, the authors explain advantages of multiple constellations and examine details of system interchangeability, multi-system issues, and how assisted-GNSS data operates with all constellations. read more