Global Positioning Systems (GPS)
GLONASS/GPS receiver consumes 250 mW of power.
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Press Release Summary:
Model S4554GNS-LP features 29 sec cold start TTFF, -159 dBm navigation sensitivity, and -145 dBm cold starting sensitivity and can perform 10 million time-frequency hypothesis testing per second. Operating over temperature range of -40 to +85°C, it functions in 12 tracking channel GPS-only mode, 12-channel GLONASS-only mode, or 24-channel GLONASS + GPS mode and is accurate in urban canyon and deep foliage conditions. Unit measures 45 x 54 mm and includes MCX connector and 20-pin header.
Original Press Release:
SkyTraq Introduces Low-Power High-Performance GLONASS/GPS Receiver
Hsinchu, Taiwan - SkyTraq introduces S4554GNS-LP, a high-performance low-power GLONASS/GPS receiver. It features industry leading 29 second cold start TTFF, -159dBm navigation sensitivity, -145dBm cold starting sensitivity, and 250mW power consumption; offering best-in-class performance among GLONASS/GPS receivers on the market. The S4554GNS-LP is capable of operating in 12 tracking channel GPS-only mode, 12 tracking channel GLONASS-only mode, and 24 tracking channel GLONASS + GPS mode. It is ideal for navigation and tracking applications requiring high-performance low-cost GLONASS/GPS receiver.
Using dual GLONASS + GPS navigation satellite systems, S4554GNS-LP offers better satellite signal availability performance. Dedicated search engine within S4554GNS-LP is capable of performing 10 million time-frequency hypothesis testing per second, offering industry-leading signal acquisition performance for GLONASS and GPS signal. Advanced track engine enables continuous navigation using signals down to -159dBm, combining multipath detection and mitigation algorithm; it is capable of continuous accurate navigation in difficult urban canyon and deep foliage conditions.
S4554GNS-LP comes in compact 45mm x 54mm form factor, with MCX connector and 20-pin header for easy plug-and-play usage. The operating temperature range is -40 ~ +85degC.
Volume delivery to customer begins in latter half of February 2010. Engineering sample, datasheet, reference design, and evaluation kits are available now.
About SkyTraq
Founded in 2005, SkyTraq Technology Inc. develops high-performance chipset solution for the consumer satellite navigation market. Its initial product is GPS centric, with later products covering GPS, Galileo and GLONASS. For additional information, please visit skytraq.com.
