1. Introduction
The Leadtek 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 signal search capabilities of SiRFStarIII GSC3f/LPx architecture,
consuming . Leadtek 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
1.1 Features
1.1.1 Hardware and Software
Based on the high performance features of the SiRFStar III GSC3f/LPx chipset.
Built-in high gain amplifier and bandpass 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
SiRFLoc
TM
Client AGPS support
1.1.2 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
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