Signaling Messaging and UE Capability with Tag and Compression

• US 20200137744A1
• Filed: 06/11/2019
• Published: 04/30/2020
• Est. Priority Date: 10/29/2018
• Status: Active Grant

• Current Assignee: Apple Inc.
• Original Assignee: Apple Inc.
• Inventors: Shikari, Murtaza A., Kodali, Sree Ram, Lovlekar, Srirang A., Gurumoorthy, Sethuraman, Nimmala, Srinivasan, Kumar, Adesh, Venkataraman, Vijay, Dhanapal, Muthukumaran, Hu, Haijing, Xu, Fangli, Chen, Yuqin, Ou, Xu, Xing, Longda, Zhang, Dawei
• Granted Patent: US 10,701,700 B2
• Time in Patent Office: Days
• CPC Class Codes: H04L 5/0032 Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
• CPC Class Codes: H04L 5/0053 Allocation of signaling, i.e. of overhead other than pilot signals
• CPC Class Codes: H04L 5/0091 Signaling for the administration of the divided path
• CPC Class Codes: H04L 69/04 Protocols for data compression, e.g. ROHC
• CPC Class Codes: H04W 12/037 of the control plane, e.g. signalling traffic
• CPC Class Codes: H04W 28/06 Optimizing the usage of the radio link, e.g. header compression, information sizing , discarding information system modifying transmission characteristic according to link quality by modifying frame length H04L1/0007; dynamic adaptation of the packet size for flow control or congestion control H04L47/365
• CPC Class Codes: H04W 72/51 based on terminal or device properties
• CPC Class Codes: H04W 76/10 Connection setup

Abstract

This disclosure relates to techniques for reducing signaling overhead associated with signaling the capability of a wireless device and/or other messages. Among various possibilities, tags and/or compression may be used. Additionally, techniques for enhanced security and signaling between network devices are disclosed.

Claims

1-5. -5. (canceled)

6. An apparatus for managing a user equipment device (UE), the apparatus comprising a processor configured to execute program instruction to cause the UE to:

transmit, to a base station, a connection request message including an indication of a supported compression algorithm;

receive, from the base station, a connection setup message, wherein the connection setup message is compressed according to the supported compression algorithm;

transmit, to the base station, a connection setup complete message, wherein the connection setup complete message is compressed according to the supported compression algorithm; and

exchange at least one compressed message with the base station, wherein the at least one compressed message is compressed according to the supported chosen compression algorithm.

7. The apparatus of claim 6, wherein the at least one compressed message includes a capability information message transmitted to the base station in response to a capability enquiry.

8. The apparatus of claim 7, wherein the capability enquiry includes an indication to use compression.

9. The apparatus of claim 7, wherein the processor is further configured execute program instruction to cause the UE to:

determine that security is established prior to transmitting the at least one compressed message.

10. The apparatus of claim 6, wherein the processor is further configured execute program instruction to cause the UE to:

receive a first enquiry from the base station, wherein the first enquiry comprises an indication to use tagging; and

in response to the first enquiry;

generate a first information string;

generate a tag based on the first information string; and

transmit the tag to the base station.

11. The apparatus of claim 10, wherein the first information string is based at least in part on device information,

wherein the device information comprises one or more of:

a region of operation;

one or more configurations of the UE;

one or more user settings of the UE;

a hardware version of the UE;

or

a software version of the UE.

12. The apparatus of claim 11, wherein the first information string is further based on capability information of the UE, wherein the tag is based at least in part on:

a first hash of the device information; and

a second hash of the capability information of the UE.

13. The apparatus of claim 12, wherein the second hash of the capability information of the UE is based on an adjusted band order.

14. The apparatus of claim 6, wherein the at least one compressed message includes a connection reconfiguration message received from the base station.

15-21. -21. (canceled)

22. A user equipment device (UE), comprising:

a radio; and

a processor operably coupled to the radio, wherein the processing element is configured to cause the UE to;

transmit, to a base station, a connection request message including an indication of a supported compression algorithm;

receive, from the base station, a connection setup message, wherein the connection setup message is compressed according to the supported compression algorithm;

transmit, to the base station, a connection setup complete message, wherein the connection setup complete message is compressed according to the supported compression algorithm; and

exchange at least one compressed message with the base station, wherein the at least one compressed message is compressed according to the supported chosen compression algorithm.

23. The UE of claim 22, wherein the at least one compressed message includes a capability information message transmitted to the base station in response to a capability enquiry.

24. The UE of claim 23, wherein the capability enquiry includes an indication to use compression.

25. The UE of claim 23, wherein the processor is further configured execute program instruction to cause the UE to:

determine that security is established prior to transmitting the at least one compressed message.

26. The UE of claim 22, wherein the processor is further configured execute program instruction to cause the UE to:

receive a first enquiry from the base station, wherein the first enquiry comprises an indication to use tagging; and

in response to the first enquiry;

generate a first information string;

generate a tag based on the first information string; and

transmit the tag to the base station.

27. The UE of claim 26, wherein the first information string is based at least in part on device information,

wherein the device information comprises one or more of:

a region of operation;

one or more configurations of the UE;

one or more user settings of the UE;

a hardware version of the UE;

or

a software version of the UE.

28. The UE of claim 27, wherein the first information string is further based on capability information of the UE, wherein the tag is based at least in part on:

a first hash of the device information; and

a second hash of the capability information of the UE.

29. The UE of claim 28, wherein the second hash of the capability information of the UE is based on an adjusted band order.

30. The UE of claim 22, wherein the at least one compressed message includes a connection reconfiguration message received from the base station.

31. A method for operating a base station, the method comprising:

at the base station;

receiving, from a user equipment device (UE), a connection request message including an indication of a supported compression algorithm;

transmitting, to the UE, a connection setup message, wherein the connection setup message is compressed according to the supported compression algorithm;

receiving, from the UE, a connection setup complete message, wherein the connection setup complete message is compressed according to the supported compression algorithm; and

exchanging at least one compressed message with the UE, wherein the at least one compressed message is compressed according to the supported chosen compression algorithm.

32. The method of claim 31, wherein the at least one compressed message includes a capability information message or a connection reconfiguration message.