| English | Chinese simplified |
| busy signal | 忙线信号 (The indication that the phone is busy) |
| cellular signal | 手机网络信号 (The signal between a cellular phone and the mobile operator's network that allows the user to access the Internet and make phone calls using a cellular phone. A telecommunications standard that lets users send and receive messages that include rich text, images, audio, and video) |
| digital signal processor | 数字信号处理器 (An integrated circuit designed for high-speed data manipulations. Used in audio, communications, image manipulation, and other data-acquisition and data-control applications) |
| discrete signal | 离散信号 (A time series consisting of a sequence of quantities, that is a time series that is a function over a domain of discrete integers) |
| production signal | 生产信号 (A documented notification of a resource flow event that triggers a production or transfer activity) |
| signal converter | 信号转换器 (A device or circuit that converts a signal from one form to another, such as analog to digital, or pulse code modulation to frequency modulation) |
| signal event | 信号事件 (In a statechart or activity diagram, an indication that one object has received a signal from another. A signal can be declared by using the keyword signal on a class in a class diagram) |
