Patent ID: 6490264
Filing Date: 2002-12-03
Classification: H04L,H04Q,H04W

Abstract:
A data transmission method for transmitting data by using a fixed-length packet from a transmitting device to a plurality of receiving devices, comprising the steps of:allocating a data storage area of a fixed-length packet to one or more of the plurality of receiving devices; storing only data to be transmitted to the receiving device or devices to which the data storage area of the fixed-length packet is allocated in a corresponding area within the fixed-length packet; storing allocation information indicating an allocation pattern of the data storage area of the fixed-length packet in a header of the fixed-length packet, said allocation information comprising a connection pattern indication, a ratio indication and a storage location indication; transmitting the fixed-length packet from the transmitting device to the plurality of receiving devices; and extracting data from the data storage area of the fixed-length packet based on the allocation information stored in the header of the fixed-length packet, within the plurality of receiving devices.