Mixer - a module that combines multiple signals.

Multiplexing is the name for an operation or method which combines several signals into one, before that signal is sent over a telecommunications line.

Combining multiple beams and signals in a single unit, the lamp assembly has been criticized for resembling an eye with its corner stretched unnaturally.

The human eye and cameras combine red, green and blue signals to create an object's color.

These devices would combine multiple digital signals on a single link to a larger telephone switch, which would provide service to the customer.

Multiplexer: a device that combines several electrical signals into a single signal.

As Wilson reminds us, "By combining signals it is possible to give them new meanings."

FDM can also be used to combine signals before final modulation onto a carrier wave.

By combining signals from both networks, the system can tell users, with 10 times the accuracy of the current global-positioning system, where they are.

If all three systems cannot directly reach the unit, it is possible to combine signals and transport them over a common medium.