Method of transferring and/or receiving data in communication system and apparatus thereof

A method of receiving packet data in a communication system, comprising:

• receiving a control message on a packet data control channel, the control message having a LWCI field indicating that a code set used in a packet data channel includes the 0th through the LWCIth codes on a code list;
• and
• receiving packet data over the packet data channel using the 0th through the LWCIth codes on the code list.

A method of transmitting packet data at a base station in a communication system, the method comprising:

• transmitting a control message over a packet data control channel to a mobile station, the control message comprising control information to be used by the mobile station to receive packet data on a packet data channel, wherein the control information comprises a start code number and an end code number which define a range of codes allocated to the mobile station to receive the packet data;
• and
• transmitting the packet data over the packet data channel using the control information to the mobile station.

A method of receiving packet data at a mobile station in a communication system, the method comprising:

• receiving a control message over a packet data control channel from a base station, the control message comprising control information to receive packet data on a packet data channel, wherein the control information comprises a start code number and an end code number which define a range of codes allocated to the mobile terminal to receive the packet data;
• and
• receiving the packet data over the packet data channel using the control information from the base station.