Specific classification of Jiangmen on-board navigator
Jiangmen carOn board navigatorIt can be classified according to the following aspects.
I. navigation classification by vehicle type:
1. Special vehicle DVD navigation: one machine is equipped with one model (most of them need to remove the CD of the original vehicle) 2. General purpose: various models can be modified by adding frames
3. Split unit: special navigation subdivision products for special vehicles. CD and other parts of the original vehicle will not be removed and upgraded to DVD navigation products. II. Navigation classification according to use function:
1. Traditional handwriting navigation
2. Voice navigation:
1) live secretary service voice navigation;
A. Bluetooth push to talk voice navigation
Advantages: directly connect the mobile phone Bluetooth with the vehicle navigation host. After the Bluetooth is connected for the first time, it will be actively connected later. Stable signal and reliable quality; b. Plus communication box voice navigation;
Defects: with the addition of communication box, its signal receiving module is incomparable with the mobile phone signal receiving module of thousands of yuan. When it is in the area with poor signal, the mobile phone has signal, but the on-board navigation may not have signal, so this method is easy to cause more customer complaints. In addition, compared with Bluetooth push to talk, it also needs to be equipped with communication box and telephone card, which is very troublesome; 2) Man machine dialogue and voice control navigation;
Defects: the recognition rate of speech recognition software is not high;
Article fromJiangmen carOn board navigatorhttp://m.shlinglang.com
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