Reducing latency of extended reality (XR) application using holographic communication network and mobile edge computing (MEC)

Patent metadata

Field	Value
Publication number	US-12574790-B2
Application number	US-202418591822-A
Country	US
Kind code	B2
Filing date	Feb 29, 2024
Priority date	Jun 14, 2023
Publication date	Mar 10, 2026
Grant date	Mar 10, 2026

Abstract

A method performed by an electronic device of a wireless communication system, includes: receiving, from a first user, points of a cloud related to an application; receiving, from a plurality of mobile edge computing (MEC) servers, a plurality of computing capacities of the plurality of MEC servers; estimating a total latency of the wireless communication system, based on the points of the cloud and the plurality of computing capacities; performing a first operation of minimizing a maximum latency among a plurality of users comprising the first user, based on the total latency; performing a second operation of minimizing a number of splits of the points, based on the minimized maximum latency; performing a splitting of the points to a plurality of subsets and allocating the plurality of subsets to the plurality of MEC servers, respectively.

First claim

What is claimed is:

1 . A method performed by an electronic device of a wireless communication system, the method comprising:
receiving, from a first user, points of a cloud related to an application; receiving, from a plurality of mobile edge computing (MEC) servers, a plurality of computing capacities of the plurality of MEC servers; estimating a total latency of the wireless communication system, based on the points of the cloud and the plurality of computing capacities; performing a first operation of minimizing a maximum latency (lmax) among a plurality of users comprising the first user, based on the total latency; performing a second operation of minimizing a number of splits of the points, based on the minimized maximum latency (lmax); and based on the minimized maximum latency (lmax) and the minimized number of splits, performing a splitting of the points to a plurality of subsets and allocating the plurality of subsets to the plurality of MEC servers, respectively.

2 . The method of claim 1 , further comprising analyzing correctness of the points received from the first user.

3 . The method of claim 1 , further comprising checking availability of the plurality of MEC servers before the estimating the total latency.

4 . The method of claim 1 , further comprising checking availability of the plurality of MEC servers before the allocating the split subsets to the plurality of MEC servers, respectively.

5 . The method of claim 1 , wherein the total latency corresponds to a combination of a communication latency and a computation latency, wherein the communication latency corresponds to a time value being spent transferring the points or the subsets in the wireless communication system, and wherein the computation latency corresponds to a time value being spent on rendering and integrating the points or the subsets.

6 . The method of claim 5 , wherein the first operation of minimizing the maximum latency (lmax) among the plurality of users comprises:
maintaining a second latency for the first user as being lower than or equal to the maximum latency (lmax) among the plurality of users, calculating the second latency for the first user as being higher than or equal to the total latency, and calculating the second latency for the first user as being higher than or equal to zero.

7 . The method of claim 6 , wherein the second operation of minimizing the number of splits of the points, based on the minimized maximum latency (lmax), comprises:
maintaining the second latency for the first user as being lower than or equal to the minimized maximum latency (lmax), calculating the second latency for the first user as being higher than or equal to the total latency, and calculating the total latency as being higher than or equal to zero.

8 . The method of claim 1 , wherein the application corresponds to an extended reality (XR) application.

9 . An electronic device of a wireless communication system, the electronic device comprising: at least one processor; and
at least one memory comprising computer program code, wherein the at least one memory and the computer program code are configured, with the at least one processor, to cause the electronic device to at least: receive, from a first user, points of a cloud related to an application; receive, from a plurality of mobile edge computing (MEC) servers, a plurality of computing capacities of the plurality of MEC servers; estimate a total latency of the wireless communication system, based on the points of the cloud and the plurality of computing capacities; perform a first operation of minimizing a maximum latency (lmax) among a plurality of users comprising the first user, based on the total latency; perform a second operation of minimizing a number of splits of the points, based on the minimized maximum latency (lmax); and based on the minimized maximum latency (lmax) and the minimized number of splits, perform a splitting of the points to a plurality of subsets and allocate the plurality of subsets to the plurality of MEC servers, respectively.

10 . The electronic device of claim 9 , wherein the at least one memory and the computer program code are further configured, with the at least one processor, to cause the electronic device to analyze correctness of the points received from the first user.

11 . The electronic device of claim 9 , wherein the at least one memory and the computer program code are further configured, with the at least one processor, to cause the electronic device to check availability of the plurality of MEC servers before the total latency is estimated.

12 . The electronic device of claim 9 , wherein the at least one memory and the computer program code are further configured, with the at least one processor, to cause the electronic device to check availability of the plurality of MEC servers before the split subsets are allocated to the plurality of MEC servers, respectively.

13 . The electronic device of claim 9 , wherein the total latency corresponds to a combination of a communication latency and a computation latency, wherein the communication latency corresponds to a time value being spent transferring the points or the subsets in the wireless communication system, and wherein the computation latency corresponds to a time value being spent on rendering and integrating the points or the subsets.

14 . The electronic device of claim 13 , wherein the first operation of minimizing the maximum latency (lmax) among the plurality of users comprises:
maintaining a second latency for the first user as being lower than or equal to the maximum latency (lmax) among the plurality of users, calculating the second latency for the first user as being higher than or equal to the total latency, and calculating the second latency for the first user as being higher than or equal to zero.

15 . The electronic device of claim 14 , wherein the second operation of minimizing the number of splits of the points, based on the minimized maximum latency (lmax), comprises:
maintaining the second latency for the first user as being lower than or equal to the minimized maximum latency (lmax), calculating the second latency for the first user as being higher than or equal to the total latency, and calculating the total latency as being higher than or equal to zero.

16 . The electronic device of claim 9 , wherein the application corresponds to an extended reality (XR) application.

Assignees

• Samsung Electronics Co Ltd

Inventors

• Yuan dun
• Hossain Abu Zafar Ekram
• Wu Di
• Liu Xue
• Dudek Gregory Lewis

Classifications

• H04L47/801

  Real time traffic · CPC title

• H04L43/0858

  One way delays · CPC title

• H04L43/0811

  by checking connectivity · CPC title

• H04L47/803

  Application aware · CPC title

• H04L43/0852

  Delays · CPC title