1、车辆防撞系统外文翻译 In one aspect the present invention broadly resides in a self-propelled robotic vehicle responsive to a radio frequency signal from a transmitter means including a vehicle frame means； at least two spaced apart receiver means adapted to receive the signal from the transmitter means； a pro
2、cessor operatively associated with the receiver means, said processor is programmed to process input from the at least two spaced apart receiver means to locate the position of the transmitter means and produce an electrical signal for the vehicle to move relative to the transmitter means in accorda
3、nce with the processor programming； and drive means supported on the vehicle frame means and adapted to receive and act on the electrical signal sent from the processor to move the vehicle in accordance with the processor programming. 一方面，这项发明主要是用一辆自动推进的遥控机器车辆对一台发射装置发射的高频信号进行反应 ,这包括一台车架装置，至少 2 台分开的用
4、于接收来自发射装置信号的接收装置；一台与接收装置操作有关的处理器，这台处理器将设计用于处理至少 2 台分开的接收装置的输入来定位发射装置的位置并按照处理器编程设计发出电子信号指挥车辆移动到相关的发射装置那里，而用于支持车架及适用接收和反应来自处理器电子信号的 驱动装置将按照处理器编程设计来移动车辆。 In a further aspect the present invention broadly resides in a system for a self- propelled robotic vehicle including transmitter means able to trans
5、mit a radio frequency signal； a self-propelled vehicle including a vehicle frame means； at least two spaced apart receiver means adapted to receive the signal from the transmitter means； a processor operatively associated with the receiver means, said processor is programmed to process input from th
6、e at least two spaced apart receivers to locate the position of the transmitter means and produce an electrical signal for the vehicle to move relative to the transmitter means in accordance with the processor programming； and drive means supported on the vehicle frame means and adapted to receive a
7、nd act on the electrical signal sent from the processor to move the vehicle in accordance with the processor programming. 进一步地说，这项发明主要是讲包含有能够发射一种高频信号发射装置的一种自动推进遥控机器车辆的系统。一辆自动推进遥控机器车辆包括了一台车架装置，至少 2 台分开的用于接收来自发射装置信号的接收装置；一台与接收装置操作有关的处理器，这台处理器将设计用于处理至少 2 台分开的接收 装置的输入来定位 发射装置的位置并按照处理器编程设计发出电子信号指挥车辆移动到相关
8、的发射装置那里，而用于支持车架及适用接收和反应来自处理器电子信号的驱动装置将按照处理器编程设计来移动车辆。 The receiver means preferably includes two spaced apart antennas with each operatively linked to a receiver. The receivers are preferably Super Heterodyne type or Near Zero IF type. The antennas are preferably spaced apart at a distance from each
9、 other. More preferably, the antennas are 25cm or more spaced apart from each other. 接收装置最好包括 2 根分开的天线，每根都分别能够与一台接收器连接。接收器最好是超外差接收器或是零中频 接收器。天线与天线之间最 好有一定的间隔距离。最好的距离是 25 厘米或者更远。 The two spaced apart antennas are preferably operatively connected to enable the processor to process the signal inputs to
10、 determine the location of the transmitter. The receiving antennas are preferably arranged with one antenna peak tuned and the other is dip tuned so that they are 90 degrees out of phase. The processor preferably can combine the two signals for a summed RSSI reading and measure a phase shift to dete
11、rmine the position of the transmitter means. 两根分开的天线最好有效的连接使处理器能 处理输入的信号来确定发射器的位置。接收的天线最好将一根调整到最高，一根调低，这样 2 根天线就能保持 90度的相反方向。处理器最好能结合 2 个信号的接收信号强度指示器（ RSSI）读数以及测量相位移来确定发射装置的位置。 Preferably the antennas have resonator coils that enable them to be dynamically tuned. With tuning the antenna, the predefi
12、ned frequency is preferably set by varying the capacitance of the coil by the voltage to peak tune the antenna to the defined frequency. 最好天线能有共振器线圈能让 2 根天线进行动态调整。调整天线时，预定义的频率最好由变动的线圈电容和电压来设定天线调整到定义的频率。 The transmitter means is preferably a transponder that transmits a signal but not receive a signa
13、l. The transmitter means is preferably portable. Alternately transmitter means may be a transponder which is activated on receiving a radio frequency signal from the vehicle and transmits a location signal back to the vehicle. Preferably the transponder is wearable and has a frequency between 200Khz
14、 to 8 Ghertz. More preferably the transponder has a frequency between 300 Khz and 500 Khz. 发射装置最好是发射信号而不是接收信号的转发器。发射装置最好是便携式的。代替的发射装置可以是一台转发器来激活接收来自车辆的高频信号并且返回传送一个定位信号给车辆。最好转发器可以配戴，且其频率在 200Khz 和 8 Ghertz 之间。最为理想的是转发器的频率在 200Khz 和 8 Ghertz 之间。 The transponder preferably has a plurality of capacitors
15、 so that the transponder antenna can be dynamically tuned and shifted in 5 KHz increments to form 5 KHz channels. The signal is carrier modulated by frequency shift keying (FSK) where the keying rate is 300 Htz and the frequency shift is +/- 1 Khz either side of the carrier forming a 300Htz tone. 转发
16、器最好有多个电容能使转发器天线被动态调整转到 5KHz 的增量来形成5KHz 的频道。 信号是由键控率为 300Htz 的频移键控 调节以及移频为 +/- 1 Khz 的载波器，载波器的每面都会形成 300Htz 的音调。 The radio frequency signal is preferably a suitable frequency to enable identification of the vehicle and activation of the vehicle to move in accordance with the processor programming. Th
17、e radio frequency signals are preferably arranged in channels. The signal processing is preferably able to identify separate transmitter channels and negate any adjacent channel interference. 高频信号最好是能按照处理器编程设计识别车辆和驱动车辆移 动的适当频率。高频信号最好能设定在频道内。信号处理最好能识别不同的发射器频道并否定所有相邻频道的干扰。 Within the defined range of
18、the radio frequency signals, the number of vehicles responding to transponder specific signals within an area may be increased by one or more methods including random transmission cycle for the transponders where the transmissions are coded so that they can be decoded and used by the corresponding v
19、ehicle. Alternately the frequency from the transponder may be modulated at a FSK keying rate of 500Htz with +/- 1 Khz frequency shift so that the receivers can identify their corresponding transponder. Furthermore the transponder preferably has a random number generator which is used to trigger transmit time so that transmissions are not synchronized to avoid the situation where multiple simultaneous transmissions are received by a receiver.
