Patent Number: 7,715,418

Title: Method and apparatus for guaranteeing quality of service in a residential ethernet system

Abstract: A method and apparatus for ensuring QoS in a synchronous Ethernet bridge are disclosed, in which a classifier classifies an ingress packet according to a PHB mapped to a DSCP value of the packet and provides the classified packet to one of a predetermined synchronous packet queue and a predetermined asynchronous packet queue, a buffer queue with a plurality of queues mapped to priority levels buffers the classified packet, a marker marks the buffered packet as a synchronous packet or, if the buffered packet is an asynchronous packet, marks the packet in a predetermined format corresponding to a priority level of the packet, and a synchronous Ethernet scheduler schedules the marked packet.

Inventors: Cho; Jae-Hun (Seoul, KR), Hwang; Seong-Taek (Pyeongtaek-si, KR), Kim; Hoon (Suwon-si, KR), Oh; Yun-Je (Yongin-si, KR)

Assignee: Samsung Electronics Co., Ltd.

International Classification: H04L 12/56 (20060101)

Expiration Date: 5/11/12018