Description of the evolution of navigation from a restricted field of application (nautical) and executed by a select group of navigators working in almost splendid isolation to a wide field of application (nautical, aeronautical, CRM) executed by groups of people sharing different knowledge and skills …

In this contribution the current status and future development of four Global Navigation Satellite Systems (GNSS) are reviewed. They are the American Global Positioning System (GPS), the Russian Glonass, the European Galileo and the Chinese BeiDou Compass. All four systems offer, or will offer, civil …

Software-Defined Receivers (SDR) are radio receivers that contain as few hardware components as possible. In such a receiver, the signal processing block then starts as close as possible after the antenna, and is carried out with scripts running on a general-purpose processor contrary to traditional …