GPS Module GPS Engine Board GPS模块 The LR9101X module is a high sensitivity, high gain, low power and very compact Surface Mount Device (SMD). This 20-channel global positioning system (GPS) receiver is designed for a broad spectrum of OEM applications and is based on the fast and deep GPS ** search capabilities of SiRFStarIII GSC3f/LPx architecture, consuming . LR9101X is designed to allow quick and easy integration into GPS-related applications, especially for compact size devices, such as: -PDA, Pocket PC and other computing devices -Fleet Management / Asset Tracking -AVL and Location-Based Services -Hand-held Device for Personal Positioning and Navigation Features Hardware and Software Based on the high performance features of the SiRFStar III GSC3f/LPx chipset. Built-in high gain amplifier and band pass filter RoHS compliant (lead-free) Compact module size for easy integration: 15x14x2.8 mm (590.6x551.2x110.2 mil). SMT pads allow for fully automatic assembly processes equipment and reflow soldering SiRF Client AGPS support Performance Cold/Warm/Hot Start Time: 35 / 35 / 1 sec. Reacquisition Time: 0.1 second RF Metal Shield for best performance in noisy environments Multi-path Mitigation Hardware Enhanced Navigation Performance Improved Jamming Mitigation Improved Ephemeris Availability Interface TTL level serial port for GPS communications interface Protocol: NMEA-0183/SiRF Binary (default NMEA) Baud Rate: 4800,9600,19200 bps Advantages Ideal for compact size devices Data / Power / RF through surface mount pads Cost saving through elimination of RF and board to board digital connectors Flexible and cost effective hardware design for different application requirements Secure SMD PCB mounting method