Patent ID: 7792157

Claim:
A method for clock transmission between a sender and a receiver, comprising: generating, by a sender, clock information of a clock relative to a system clock and sending a data packet containing the clock information over a Packet-Switched Network (PSN), wherein the clock is a clock to be sent by the sender; obtaining, by a receiver, the clock information in the data packet received and obtaining the clock sent by the sender according to the clock information and the system clock; wherein the generating the clock information of the clock relative to the system clock comprises: adapting a rate of the clock to be sent with the rate of the system clock using a container, wherein the container is introduced according to the rate of the clock to be sent; and obtaining the clock information of the clock relative to the system clock; wherein the sending the data packet to the receiver over the PSN comprises: including the clock information obtained into a field of a frame of the data packet; and sending the data packet containing the clock information to the receiver over the PSN.