METHOD FOR PROCESSING DATA PACKET AND APPARATUS

• US 20200137202A1
• Filed: 12/27/2019
• Published: 04/30/2020
• Est. Priority Date: 01/17/2013
• Status: Active Grant

• Current Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Original Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Inventors: PANG, Lingli, ZHENG, Xiaoxiao, FAN, Weiguang, XIAO, Xuan
• Granted Patent: US 11,025,751 B2
• Time in Patent Office: Days
• CPC Class Codes: H03M 7/30 Compression speech analysis-synthesis for redundancy reduction G10L19/00; for image communication H04N; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
• CPC Class Codes: H04L 69/04 Protocols for data compression, e.g. ROHC

Abstract

The present disclosure relates to methods for processing data packet and apparatus. One example method includes sending compression configuration information to a network device, receiving compression configuration information of an application layer packet from the network device, and performing compression processing on the application layer packet at an access layer according to the compression configuration information.

Claims

1. A non-transitory computer-readable storage medium storing computer programs which, when executed by one or more processors, cause the one or more processors to:

send compression capability information to a network device, wherein the compression capability information comprises an indication indicating that a user equipment supports compression performed on an application layer packet;

receive compression configuration information of the application layer packet from the network device; and

perform compression processing on the application layer packet at an access layer according to the compression configuration information.

2. The non-transitory computer-readable storage medium according to claim 1, wherein the computer programs, when executed by the one or more processors, further cause the one or more processors to:

add a compression initialization identifier to a header of the compressed application layer packet, wherein the compression initialization identifier indicates whether the compressed application layer packet is an initial packet from which compression restarts.

3. The non-transitory computer-readable storage medium according to claim 1, wherein the compression configuration information farther comprises at least one of a compression algorithm, a data buffering capability;

a compression manner, a service type of a packet that is compressible, a domain that is compressible, a compression direction, or a compression that is based on previous N packets.

4. The non-transitory computer-readable storage medium according to claim 3, wherein the compression direction instructs the user equipment to perform compression on an uplink packet, perform compression on a downlink packet, or perform compression on both the uplink packet and the downlink packet.

5. The non-transitory computer-readable storage medium according to claim 1, wherein the compression capability information further comprises at least one of a compression algorithm or a buffering capability.

6. The non-transitory computer-readable storage medium according to claim 1, wherein the computer programs, when executed by the one or more processors, further cause the one or more processors to:

add compression indication information to a header of the compressed application layer packet, wherein the compression indication information indicates the compressed application layer packet has undergone the compression.

7. The non-transitory computer-readable storage medium according to claim 1, wherein the access layer is a packet data convergence protocol (PDCP) layer.

8. A non-transitory computer-readable storage medium storing computer programs which, when executed by one or more processors, cause the one or more processors to:

receive compression capability information from a user equipment, wherein the compression capability information comprises an indication indicating that the user equipment supports compression performed on an application layer packet;

send compression configuration information of the application layer packet to the user equipment;

receive a compressed application layer packet from the user equipment; and

perform, at an access layer, decompression processing on the compressed application layer packet from the user equipment.

9. The non-transitory computer-readable storage medium according to claim 8, wherein a header of the compressed application layer packet includes a compression initialization identifier, and wherein the compression initialization identifier indicates whether the compressed application layer packet is an initial packet from Which compression restarts.

10. The non-transitory computer-readable storage medium according to claim 8, wherein the compression configuration information further comprises at least one of a compression algorithm, a data buffering capability, a compression manner, a service type of a packet that is compressible, a domain that is compressible, a compression direction, or a compression that is based on previous N packets.

11. The non-transitory computer-readable storage medium according to claim 10, wherein the compression direction instructs the user equipment to perform compression on an uplink packet, perform compression on a downlink packet, or perform compression on both the uplink packet and the downlink packet.

12. The non-transitory computer-readable storage medium according to claim 8, wherein the compression capability information further comprises at least one of a compression algorithm or a buffering capability.

13. The non-transitory computer-readable storage medium according to claim 8, wherein a header of the compressed application layer packet further includes compression indication information, and wherein the compression indication information indicates the compressed application layer packet has undergone the compression.

14. The non-transitory computer-readable storage medium according to claim 8, wherein the access layer is a packet data convergence protocol (PDCP) layer.

15. A method for processing a data packet, the method comprising:

sending compression capability information to a network device, wherein the compression capability information comprises an indication indicating that a user equipment supports compression performed on an application layer packet;

receiving compression configuration information of the application layer packet from the network device; and

performing compression processing on the application layer packet at an access layer according to the compression configuration information.

16. The method according to claim 15, the method further comprising:

adding a compression initialization identifier to a header of the compressed application layer packet, wherein the compression initialization identifier indicates whether the compressed application layer packet is an initial packet from Which compression restarts.

17. A method for processing a data packet, the method comprising:

receiving compression capability information from a user equipment, wherein the compression capability information comprises an indication that the user equipment supports compression performed on an application layer packet;

sending compression configuration information of the application layer packet to the user equipment;

receiving a compressed application layer packet from the user equipment; and

performing, at an access decompression processing on the compressed application layer packet from the user equipment.

18. The method according to claim 17, wherein a header of the compressed application layer packet includes a compression initialization identifier, and wherein the compression initialization identifier indicates whether the compressed application layer packet is an initial packet from which compression restarts.