Method and relate apparatus for enhancing transmission efficiency in a transmitter of a wireless communication system
A method for enhancing transmission efficiency in a transmitter of a wireless communication system includes forming a first RLC PDU and a second RLC PDU with a size equal to a size of the first RLC PDU in an RLC layer, submitting the first RLC PDU and the second RLC PDU to a MAC layer via a logic channel, combining the first RLC PDU with the second RLC PDU into a MAC PDU, forming a header including a plurality of fields indicating parameters of the first RLC PDU and a specified field indicating parameters of the second RLC PDU in the MAC PDU, and transmitting the MAC PDU to a peer receiver.
1. A method for enhancing transmission efficiency in a transmitter of a wireless communication system comprising:
forming a first Radio Link Control Protocol Data Unit (RLC PDU) and a second RLC PDU with a size equal to a size of the first RLC PDU in an RLC layer;
submitting the first RLC PDU and the second RLC PDU to a Medium Access Control (MAC) layer via a logic channel;
combining the first RLC PDU with the second RLC PDU into a MAC PDU;
forming a header comprising a plurality of fields indicating parameters of the first RLC PDU and a specified field indicating parameters of the second RLC PDU identical with the parameters of the first RLC PDU in the MAC PDU; and
transmitting the MAC PDU to a peer receiver.
2. The method of claim 1 , wherein the specified field indicating parameters of the second RLC PDU is 4-bit long.
3. The method of claim 1 , wherein the first RLC PDU and the second RLC PDU are consecutive.
4. A communication device of a wireless communication system utilized for enhancing transmission efficiency comprising:
a control circuit for realizing functions of the communication device;
a processor installed in the control circuit for executing a program code to operate the control circuit; and
a memory coupled to the processor for storing the program code;
wherein the program code comprises:
forming a first Radio Link Control Protocol Data Unit (RLC PDU) and a second RLC PDU with a size equal to a size of the first RLC PDU in an RLC layer;
submitting the first RLC PDU and the second RLC PDU to a Medium Access Control (MAC) layer via a logic channel;
combining the first RLC PDU with the second RLC PDU into a MAC PDU;
forming a header comprising a plurality of fields indicating parameters of the first RLC PDU and a specified field indicating parameters of the second RLC PDU identical with the parameters of the first RLC PDU in the MAC PDU; and
transmitting the MAC PDU to a peer receiver.
5. The communication device of claim 4 , wherein the specified field indicating parameters of the second RLC PDU is 4-bit long.
6. The communication device of claim 4 , wherein the first RLC PDU and the second RLC PDU are consecutive.
7. A method for enhancing transmission efficiency in a receiver of a wireless communication system comprising:
receiving a Medium Access Control Protocol Data Unit (MAC PDU) carrying a first Radio Link Control (RLC) PDU and a second RLC PDU;
determining that the first RLC PDU and the second RLC PDU are submitted via the same logic channel and sizes of the first RLC PDU and the second RLC PDU are the same when a plurality of fields indicating parameters of the first RLC PDU and a specified field indicating parameters of the second RLC PDU identical with the parameters of the first RLC PDU are found in a header of the MAC PDU;
extracting the first RLC PDU and the second RLC PDU from the MAC PDU according to the header of the MAC PDU; and
delivering the first RLC PDU and the second RLC PDU to an upper layer.
8. The method of claim 7 , wherein the specified field indicating parameters of the second RLC PDU is 4-bit long.
9. The method of claim 7 , wherein the first RLC PDU and the second RLC PDU are consecutive.
10. A communication device of a wireless communication system utilized for enhancing transmission efficiency comprising:
a control circuit for realizing functions of the communication device;
a processor installed in the control circuit for executing a program code to operate the control circuit; and
a memory coupled to the processor for storing the program code;
wherein the program code comprises:
receiving a Medium Access Control Protocol Data Unit (MAC PDU) carrying a first Radio Link Control (RLC) PDU and a second RLC PDU;
determining that the first RLC PDU and the second RLC PDU are submitted via the same logic channel and sizes of the first RLC PDU and the second RLC PDU are the same when a plurality of fields indicating parameters of the first RLC PDU and a specified field indicating parameters of the second RLC PDU identical with the parameters of the first RLC PDU are found in a header of the MAC PDU;
extracting the first RLC PDU and the second RLC PDU from the MAC PDU according to the header of the MAC PDU; and
delivering the first RLC PDU and the second RLC PDU to an upper layer.
11. The communication device of claim 10 , wherein the specified field indicating parameters of the second RLC PDU is 4-bit long.
12. The communication device of claim 10 , wherein the first RLC PDU and the second RLC PDU are consecutive.