Method, apparatus and system for bearing circuit switched domain service data over radio bearer

1. A method for processing circuit switched (CS) domain service data over a radio bearer, wherein the CS-domain service data includes a speech service data comprising substreams A, B, and C with different importance classes, the method comprising:

encapsulating the substreams A, B, and C into a single speech frame;

mapping the speech frame onto a single radio bearer (RB);

encapsulating the RB with radio link control (RLC) protocol;

mapping the RLC to a dedicated traffic channel (DTCH); and

mapping the DTCH to an enhanced dedicated channel (E-DCH);

wherein the speech frame comprises: Frame Type, Payload, and Padding, wherein the Frame Type has a fixed length and represents an AMR/AMR-WB coding mode, the payload is a data made up of the concatenated substreams A, B and C, and the padding is a filler bit, when a sum of the frame type and the payload is out of alignment against bytes, several bits are used as a padding to make the whole speech frame aligned against bytes.

2. The method of claim 1 , further comprising:

sending capability indication information indicating whether a user equipment (UE) supports radio high-speed packet data access channel to bear the CS-domain service data to a network.

3. The method of claim 1 , further comprising:

mapping the E-DCH to enhanced dedicated physical data channel (E-DPDCH).

4. The method of claim 1 , wherein the CS-domain service data is one of CS-domain Adaptive Multi-Rate (AMR) speech service data and AMR WideBand (AMR-WB) speech service data.

5. The method of claim 1 , further comprising:

receiving a mode control command comprising coding rate information.

6. A user equipment (UE), comprising:

a processor, and

a computer readable medium comprising a computer program stored in a non-transitory medium that, when executed by the processor, causes the processor to:

encapsulate substreams A, B, and C with different importance classes into a single speech frame, wherein the substreams A, B, and C are included in a speech service data of CS-domain service data;

map the single speech frame onto a single radio bearer (RB);

encapsulate the RB with radio link control (RLC) protocol;

map the RLC to a dedicated traffic channel (DTCH); and

map the DTCH to an enhanced dedicated channel (E-DCH);

wherein the speech frame comprises: Frame Type, Payload, and Padding, wherein the Frame Type has a fixed length and represents an AMR/AMR-WB coding mode, the payload is a data made up of the concatenated substreams A, B and C, and the padding is a filler bit, when a sum of the frame type and the payload is out of alignment against bytes, several bits are used as a padding to make the whole speech frame aligned against bytes.

7. The UE of claim 6 , further comprising:

a transmitter configured to send capability indication information indicating whether a UE supports radio high-speed packet data access channel to bear the CS-domain service data to a network.

8. The UE of claim 6 , wherein the processor is further configured to map the E-DCH to enhanced dedicated physical data channel (E-DPDCH).

9. The UE of claim 6 , wherein the CS-domain service data is one of CS-domain Adaptive Multi-Rate (AMR) speech service data and AMR WideBand (AMR-WB) speech service data.

10. The UE of claim 6 , further comprising:

a receiver, configured to receive a mode control command comprising coding rate information.

11. A computer readable medium comprising a computer program stored in a non-transitory medium that, when executed by a digital processor, causes the processor to perform operations comprising:

encapsulating substreams A, B and C with different importance classes into a single speech frame, wherein the substreams A, B and C are included in a speech service data of CS-domain service data;

mapping the single speech frame onto a single radio bearer (RB);

encapsulating the RB with radio link control (RLC) protocol;

mapping the RLC to a dedicated traffic channel (DTCH); and

mapping the DTCH to an enhanced dedicated channel (E-DCH);

wherein the speech frame comprises: Frame Type, Payload, and Padding, wherein the Frame Type has a fixed length and represents an AMR/AMR-WB coding mode, the payload is a data made up of the concatenated substreams A, B and C, and the padding is a filler bit, when a sum of the frame type and the payload is out of alignment against bytes, several bits are used as a padding to make the whole speech frame aligned against bytes.

12. The computer readable medium of claim 11 , wherein the processor further performs an operation of:

sending to a network capability indication information indicating whether a user equipment (UE) supports radio high-speed packet data access channel to bear the CS-domain service data.

13. The computer readable medium of claim 11 , wherein the processor further performs an operation of:

mapping the E-DCH to enhanced dedicated physical data channel (E-DPDCH).

14. The computer readable medium of claim 11 , wherein the CS-domain service data is one of CS-domain Adaptive Multi-Rate (AMR) speech service data and AMR WideBand (AMR-WB) speech service data.

15. The computer readable medium of claim 11 , wherein the processor further performs an operation of:

receiving a mode control command comprising coding rate information.

16. A method for processing circuit switched (CS) domain service data over a radio bearer, wherein the CS-domain service data includes a speech service data comprising substreams A, B, and C with different importance classes, the method comprising:

encapsulating the substreams A, B, and C into a single speech frame;

mapping the speech frame onto a single radio bearer (RB);

encapsulating the RB with radio link control (RLC) protocol;

mapping the RLC to a dedicated traffic channel (DTCH);

mapping the DTCH to an enhanced dedicated channel (E-DCH); and

mapping the E-DCH to an enhanced dedicated physical data channel (E-DPDCH);

wherein the speech frame comprises: Frame Type, Payload, and Padding, wherein the Frame Type has a fixed length and represents an AMR/AMR-WB coding mode, the payload is a data made up of the concatenated substreams A, B and C, and the padding is a filler bit, when a sum of the frame type and the payload is out of alignment against bytes, several bits are used as a padding to make the whole speech frame aligned against bytes.

17. The method of claim 16 , wherein importance of the substream A is greater than that of the substream B, and the importance of the substream B is greater than that of the substream C.

18. A user equipment (UE), comprising:

a processor, and

a computer readable medium comprising a computer program stored in a non-transitory medium that, when executed by the processor, causes the processor to:

encapsulate substreams A, B, and C with different importance classes into a single speech frame, wherein the substreams A, B, and C are included in a speech service data of CS-domain service data;

map the speech frame onto a single radio bearer (RB);

encapsulate the RB with radio link control (RLC) protocol;

map the RLC to a dedicated traffic channel (DTCH);

map the DTCH to an enhanced dedicated channel (E-DCH); and

map the E-DCH to an enhanced dedicated physical data channel (E-DPDCH);

wherein the speech frame comprises: Frame Type, Payload, and Padding, wherein the Frame Type has a fixed length and represents an AMR/AMR-WB coding mode, the payload is a data made up of the concatenated substreams A, B and C, and the padding is a filler bit, when a sum of the frame type and the payload is out of alignment against bytes, several bits are used as a padding to make the whole speech frame aligned against bytes.

19. The UE of claim 18 , wherein importance of the substream A is greater than that of substream B, and the importance of substream B is greater than that of substream C.

20. A computer readable medium comprising a computer program stored in a non-transitory medium that, when executed by a digital processor, causes the processor to perform operations comprising:

encapsulating substreams A, B, and C with different importance classes into a single speech frame, wherein the substreams A, B, and C are included in a speech service data of CS-domain service data;

mapping the speech onto a single radio bearer (RB);

encapsulating the RB with radio link control (RLC) protocol;

mapping the RLC to a dedicated traffic channel (DTCH);

mapping the DTCH to an enhanced dedicated channel (E-DCH); and

mapping the E-DCH to an enhanced dedicated physical data channel (E-DPDCH);

wherein the speech frame comprises: Frame Type, Payload, and Padding, wherein the Frame Type has a fixed length and represents an AMR/AMR-WB coding mode, the payload is a data made up of the concatenated substreams A, B and C, and the padding is a filler bit, when a sum of the frame type and the payload is out of alignment against bytes, several bits are used as a padding to make the whole speech frame aligned against bytes.

21. The computer readable medium of claim 20 , wherein importance of substream A is greater than that of substream B, and the importance of the substream B is greater than that of substream C.