Speed limiting road voice navigation device
A technology for voice navigation and speed-limited roads, applied in road network navigators, measuring devices, traffic control systems for road vehicles, etc., can solve problems such as unsafe navigation and unfavorable traffic accidents, and achieve the effect of safe navigation
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[0022] For speed limit information, it generally refers to traffic warning signs that limit the speed of vehicles in road traffic. It is generally a black Arabic numeral with a circular frame, as shown in Figure 1. The black Arabic numeral in the middle is 40, indicating the driving speed on the road. must not exceed 40 km / h.
[0023] As shown in Figure 2, the speed-limited road voice navigation device of the present invention comprises:
[0024] The road modeling module 7 is used to set up its corresponding network model for the road in the electronic map according to the actual road situation and establish a topological relationship diagram between the roads;
[0025] The speed limit road configuration module 1 is used to configure the speed limit information at the speed limit road on the network model established by the road modeling module;
[0026] Voice navigation database 2, used to store voice information;
[0027] Path planning module 3, used to determine the drivi...
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