通过对现有自动闭塞区间通过信号机容许信号点灯电路存在问题的分析，根据相关规范，提出解决办法。
The paper gives solutions to the problems with lighting circuit of permissive aspect of block signal of existing automatic block section according to relevant specifications.
一个实例包括容许个人控制显示装置(40)上所示信息的远程信号装置(62)。
One example includes a remote signaling device (62) that allows an individual to control the information shown on the display device (40).
与此相反，这个信号在数据传输应用中可以正常工作，因为这种应用可以容许有相对低的错误率。
In contrast, this signal would work just fine in a data transmission application where a relatively low error rate could be tolerated.
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