Method and device for transmitting or receiving a clock signal and communication system comprising such device

摘要

A method and a device are provided for transmitting or receiving a clock signal. The method includes the step of transmitting or receiving at least two wave bands via a digital subscriber line, wherein a clock signal is conveyed via one of the at least two wave bands. The clock signal may be used for mobile clock synchronization.

主权项

1. A method for transmitting data and a clock signal for a base station for mobile networks via a copper wire using at least two frequency bands, which comprises the steps of:
utilizing a frequency band commonly used for Digital Subscriber Line (DSL) for transmitting said data; utilizing a frequency band commonly used to provide Plain Old Telephone Service (POTS) for transmitting said clock signal transfer; and wherein the base station is synchronized by the clock signal.