倒车雷达

车载可视倒车雷达预警系统，是将超声波测距和TFTLCD屏视频字符叠加显示技术应用于汽车的一种电子设计，可以应用到高档汽车中。

The visible reversing radar alert system applies the ultrasonic distance measuring and the display on TFT_LCD screen technology in the automobile electron research .

系统主要包括的功能有：车载导航系统、DVD、FM调频收音机、电视、GPRS无线上网、倒车雷达及发短信报警。

These functions of automobile multimedia system include automobile navigation system , DVD player , FM radio , TV , GPRS wireless Internet connection , sending short message .

介绍了超声波测距原理，设计了基于Motorola单片机技术的超声波倒车雷达，提出了倒车雷达数据总线传递方案。

The principle of ultrasonic telemetering was introduced and the ultrasonic range finder for parking was designed based on Motorola microcontroller technology , the method that its data is transmitted by bus was given .

基于嵌入式系统的倒车雷达设计与开发

Design and Development of Automobile Reversing Radar Based on Embedded System

基于超声波测距的自适应倒车雷达设计

Design of Self-adaptive Reverse Radar Based on Ultrasonic Ranging

车载倒车雷达系统的研究

The Research of Parking Distance Control System

本文研制出了价格低廉的避障传感单元，采用了倒车雷达超声波传感器加红外光电传感器的组合对环境进行检测。

This paper develops the cost-effective obstacle avoiding sensor unit by using parking ultrasonic sensors and infrared sensors .

因此，研究高性能的汽车倒车雷达是非常必要的。

So it is very necessary to develop the study on the high performance automobile back a car radar .

另外还有人设计了汽车用的超声换能器，比如倒车雷达。

Then there are people that have designed transducers for cars , like when you back up and you hear the beep beep .

超声波测距技术以其结构简单、价格低廉、性能不受外界影响等优点，广泛地应用于倒车雷达领域。

As the simple structure , low price and steady performance which would not be influenced by the environment , the Ultrasonic ranging technology is widely used in the field of car-revering radars .

论文作者主要完成的工作包括：（1）调研了国内外汽车测速和倒车雷达现状以及发展情况，提出了汽车测速与倒车提示模拟电路的总体设计方案。

The main work completed by the author includes : 1 . Investigation of state-of-the-art of speed measurement and car reverse radar , and proposes the total design outline about simulation circuits of measuring speed and distance . 2 .

另外还有人设计了汽车用的超声换能器，比如倒车雷达。还有一些是用于水下定位的，比如潜艇用的那种。

Then there are people that have designed transducers for cars , like when you back up and you hear the " beep beep . " Then there are transducers you use underwater for sonar , like on a submarine .