2.5. How to test for TTFF (Time to First Fix)?
First, place the test module inside test chamber designed to avoid noise interference. Then, use a multi-channel GPS simulator and set it to 12 channels satellite view. Afterwards, start broadcasting the RF signals with RF power set to -130 dBm. Lastly, boot up the test modules for 1000 times and record the time needed for first fix.
Sub Navigation
- 2.1. What are the differences between GPS module and GPS antenna module?
- 2.2. What are the differences between each model of GPS modules?
- 2.3. Does GlobalTop GPS module comes with evaluation board or test kit?
- 2.4. Is it possible to connect USB port or RS232 port to GlobalTop evaluation kit?
- 2.5. How to test for TTFF (Time to First Fix)?
- 2.6. How to test for reception sensitivity?
- 2.7. What is the difference between UART and USB ports on GlobalTop modules?
- 2.8. What are the altitude, velocity and acceleration rating for GlobalTop GPS modules?
- 2.9. What is the difference between GPS standalone module and GPS antenna module? Which is better?
Gtop 2.5. How to test for TTFF (Time to First Fix)? Introduction
GlobalTop Technology Inc. is Taiwan supplier and manufacturer in Northern America, South America, Western Asia, Southern Europe, Western Europe, Northern Europe, Eastern Asia, Southern Asia, Central Asia, Australia, New Zealand and Russia. Gtop has been offering our customers high quality GNSS Modules since 2006. With both advanced technology and 8 years experience, Gtop always make sure to meet each customer's demand.
Contact Us
GlobalTop Technology Inc.
No. 16, Nan-Ke 9th Road, Science-Based Industrial Park, Tainan 741, Taiwan
TEL: +886-6-5051268
FAX: +886-6-5053381
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