The board supports three frequency points of BD2-B3, BD2-B1 and GPS-L1 at the same time, which realizes the function of single and dual frequency positioning of BD2 system and dual frequency orientation of BD2. The board uses high-precision, high-dynamic capture and tracking technology and a fast adaptive carrier ambiguity algorithm to achieve stable tracking and precise direction measurement in complex environments.

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Recently, the US Civil GPS Service Interface Committee (CGSIC) released a GPS week count on the US Department of Homeland Security website at 0:00 on April 6, 2019, UTC time...