本开发板采用日本原装全新JRC G591模块，此模块基于JRC第九代方案，可支持多达210PRN通道，其中有66搜索通道和22同步跟踪通道，它支持l1波段信号集，如全球定位系统的C/A和SBAS（包括WAAS,EGNOS MSAS），具有较高灵敏性度以及跟踪性能。-The board uses the Japanese original new JRC G591 module, this module based on JRC ninth program, can support up to 210PRN channels, including 66 search channels and 22 simultaneous tracking channel, it supports the set of l1-band signals, such as the Global Positioning System The C/A and SBAS (including WAAS, EGNOS MSAS), a high degree of sensitivity and tracking performance