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A Continuously Operating Reference Station (CORS) network is a network of RTK base stations that broadcast corrections, usually over an Internet connection. Accuracy is increased in a CORS network, because more than one station helps ensure correct positioning and guards against a false initialization of a single base station.
In August 2000, Topcon acquired JPS Inc., of San Jose, California, a provider of precision GPS and GPS/GLONASS products. With the introduction of a series of positioning products, Topcon Laser Systems grew, and consolidated the survey instruments, GPS products and construction positioning products divisions in July 2001.
The base station is one end of a communications link. The other end is a movable vehicle-mounted radio or walkie-talkie. [6] Examples of base station uses in two-way radio include the dispatch of tow trucks and taxicabs. Basic base station elements used in a remote-controlled installation. Selective calling options such as CTCSS are optional.
A total station or total station theodolite is an electronic/optical instrument used for surveying and building construction. It is an electronic transit theodolite integrated with electronic distance measurement (EDM) to measure both vertical and horizontal angles and the slope distance from the instrument to a particular point, and an on ...
The back-sight points of the control network should cover and surround the stationing site. The position of the total station is not part of the area. This is the area where you want to measure with this station setup. Topographic points or stakeout points should not be measured outside this area.
Products for Surveying from Sokkia are GNSS systems, robotic total stations, reflectorless total stations, automatic / digital levels, field / desktop software etc. Products for Construction from Sokkia are rotating lasers, line lasers , machine control receivers, levels, theodolites , total stations etc.