Articles in the Navigation Category

Nov 2022 | No Comment

The paper delineates an important potential role for the Mechanism in a navigational process practiced by mariners in the
18th and 19th centuries

James E. (Jim) Wyse

Chief Scientific and Technology Officer, Maridia Research Associates Professor (Ret’d), Memorial University, Canada

Abstract
Since its recovery in 1901 from the seabed near the small Greek island of Antikythera northwest of Crete, a …

Mar 2022 | No Comment

The ITU Membership considered and approved a package of three revised ITU-R Recommendations on radionavigation-satellite service (RNSS) systems as listed below.

Recommendation ITU-R M.1787-4 – Description of systems and networks in the radionavigation-satellite service (spaceto- Earth and space-to-space) and technical characteristics of transmitting space stations operating in the bands 1 164-1 215 MHz, 1 215-1 300 …

Feb 2022 | No Comment

We have implemented the circuit design comprising of phase detector, limiter, loop filter, NCO and clock divider in hardware using FPGA. The disciplined 10MHz is measured to have a long term (10,000 sec) stability of 1.7 x 10-10. In case of non-availability of NavIC 1PPS, the circuit is designed to work with an internal 1PPS …

Jul 2020 | No Comment

This paper reviews the background to the grounding of Clipper Adventure, and the geomatics issues related to the grounding

Bruce Calderbank

Retired Fellow of the Royal Institution of Chartered Surveyors (FRICS), a Canada Lands Surveyor (CLS), a Canadian Certified Hydrographer (CH) Level 1, a Certified Professional Hydrographic Surveyor Level 1 (CPHS 1), and an Albertan Professional Engineer …

Apr 2019 | No Comment

The number of people killed in pleasure craft accidents in Norway has been relatively stable for the last 10 years ranging between 38 and 24. In 2015 the number was 37 and in 2016, 27 (Berntsen, 2017). The reduction in deaths by 2016…

Feb 2019 | No Comment

The maritime industry has been through a paradigm shift with the introduction of electronic navigation…

Jan 2019 | No Comment

Navigation should be de defined not only “to move from point to point decided” but also “entirely to establish the decided Mission including…

Sep 2018 | No Comment

Picture this – In a not so distant future, you are a self-employed small business owner selling organic homemade lip balm through e-commerce sites like Amazon or Flipkart. You wake up in the morning to see that a customer across your city has placed a large…

Jul 2018 | No Comment

Islands have been used as a base to establish facilities to support maritime operations. Japan had established a military radar facility on…

Dec 2017 | One Comment

In the past few years, Mobile Mapping System (MMS) has been widely used in Geomatics engineering. Using various mapping sensors, such as Light Detection And Ranging (LiDAR), camera and high resolution visible sensors, geospatial information can be…