A customer is testing our Oyster devices (Oyster Web Page) and comparing to a competitor that they are also evaluating. Interestingly the competitive product does not do very well when getting GPS fixes and often can’t get a location fix.
It is a point of education that we are trying to get across – the mere fact that a device has a GPS chip in it doesn’t mean that it will work well! The GPS is a highly complex receiver and the signal levels it operates at are incredibly sensitive. The design of the power supply, low noise amplifier, antenna, ground plane size – all make a massive difference to the performance of the device.
Here is a link to one of my blog posts where I try to explain: