{"id":1487,"date":"2017-07-07T08:56:33","date_gmt":"2017-07-07T08:56:33","guid":{"rendered":"http:\/\/www.gemrad.com\/guidance-navigation-positioning\/?p=153"},"modified":"2025-07-07T14:19:13","modified_gmt":"2025-07-07T14:19:13","slug":"thd100l","status":"publish","type":"post","link":"https:\/\/www.gemrad.com\/guidance-navigation-positioning\/thd100l\/","title":{"rendered":"THD-100L"},"content":{"rendered":"

MEMS Technology Inertial Navigation System (INS)
\nbased on L1\/L2 band GNSS<\/span><\/h4>\n
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\n\"GUIDANCE\"\"
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Performances (1\u03c3)<\/em><\/td>\nWith GPS<\/em><\/td>\nNo GPS (5 min outage)<\/em><\/td>\n<\/tr>\n
Heading static accuracy<\/td>\n< 0.5\u00b0<\/td>\n< 1.5\u00b0<\/td>\n<\/tr>\n
Heading dynamic accuracy<\/td>\n< 1\u00b0<\/td>\n< 1.5\u00b0<\/td>\n<\/tr>\n
Pitch and Roll static accuracy<\/td>\n< 0.2\u00b0<\/td>\n< 0.5\u00b0<\/td>\n<\/tr>\n
Pitch and Roll dynamic accuracy<\/td>\n< 0.4\u00b0<\/td>\n< 1.5\u00b0<\/td>\n<\/tr>\n
Position accuracy (CEP)<\/td>\n< 1.5 m<\/td>\n–<\/td>\n<\/tr>\n
Velocity accuracy<\/td>\n< 0.1 m\/s<\/td>\n–<\/td>\n<\/tr>\n
Time to first GNSS position fix<\/td>\n30s (cold start), 10s (hot start)<\/td>\n–<\/td>\n<\/tr>\n
Time to first GNSS heading fix<\/td>\nLess than 90s 1\u03c3 (with open sky),
\nafter first GNSS position fix<\/td>\n		–<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div><\/div>\n<\/div>\n

Contact us<\/span><\/a>\n

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Benefits<\/span><\/h4>\n