Professional high-quality GPS tracker manufacturer from China. Cantrack delivers 16-year expertise in Fleet&Assets tracking. Real-time monitoring & anti-theft for vehicles, global assets.
P901 is the thinnest smart walkie-talkie with real time GPS tracking function.It can be used in any place with GSM signal regardless distance limitation.We've already tested one key push-to-talk N...

Because of its durability and relatively easy fabrication, the flat plate antenna has become the most widely used type of antenna. Its shape can be round, square or rectangular, just like a printe...

The four arm spiral antenna consists of four specially curved metal lines. No grounding is required. It has the characteristics of Zapper antenna and vertical antenna. With this ingenious structur...

In order to meet the requirements of high-precision positioning, NEO-5Q GPS module is used for logistics tracking vehicle terminal to receive positioning information. The latest fifth generation p...

From outdoor to indoor, there are more and more location-based services, and more and more positioning technologies are gradually entering the mass market from the niche market. The market positio...

Introduction to the structure of the logistics tracking system: Based on the investigation of the logistics link of valuables, a logistics tracking system with the STM32F103RB series MCU as the co...

Space part The space part of GPS is composed of 21 working satellites, which are located 20 200 km above the earth's surface, evenly distributed on 6 orbital planes (4 for each orbital plane)...

At present, the positioning accuracy provided by the GPS system is better than 10m. To obtain higher positioning accuracy, we usually use the differential GPS technology: place a GPS receiver on t...

Before the appearance of satellite positioning system, remote navigation and positioning mainly used wireless navigation system. 1. Radio navigation system Roland -- C: working at 100KHZ, compos...

The GPS implementation plan is divided into three stages: The first stage is the scheme demonstration and preliminary design stage. From 1973 to 1979, four test satellites were launched. The grou...