IP Library Granted Patent US 11,503,597
Granted Patent B2
US 11,503,597 · App. 17/047,203 · Granted Nov 15, 2022

User equipment capability reporting based on detected frequency bands

Inventors: Rickard Ljung (Lund, SE); Magdalena Akke (Lund, SE)
Assignee: Sony Group Corporation
H04W72/0453H04W8/24H04W48/16
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Quick Facts
Patent No.
US 11,503,597
App. No.
17/047,203
Granted
Nov 15, 2022
Kind
B2
Abstract

A mobile electronic device is provided. The mobile electronic device comprises a wireless modem configured to enable communication with at least one radio network node in a mobile communication network. The mobile electronic device also comprises a processor configured to cause the wireless modem to scan one or more frequency bands, assemble a first capability report based on the scan of the one or more frequency bands, and cause the wireless modem to transmit the first capability report to at least one radio network node in the mobile communication network.

Claims (57)

1. A mobile electronic device comprising:

a wireless modem, and

a processor configured to:

cause the wireless modem to scan one or more frequency bands to select a suitable cell for the mobile electronic device to camp on,

upon selecting the suitable cell cause the mobile electronic device to camp on the selected suitable cell,

assemble a first capability report based on the one or more scanned frequency bands, and

cause the wireless modem to transmit the first capability report to at least one network node in a mobile communication network,

wherein the processor comprises a memory configured to store the first capability report, and

wherein when the processor causes the mobile electronic device to camp on the selected suitable cell for at least a second time, the processor is further configured to:

retrieve the first capability report from the memory, and

cause the wireless modem to transmit the first capability report retrieved from the memory.

2. The mobile electronic device of claim 1 , wherein the first capability report comprises capability information indicating whether the mobile electronic device is capable of communicating on:

a) the one or more scanned frequency bands, and/or

b) at least one combination of two or more frequency bands, the at least one combination including at least one of the one or more scanned frequency bands.

3. The mobile electronic device of claim 1 , wherein the processor is configured to:

identify at least one frequency band of the one or more scanned frequency bands that is used by a predetermined mobile communication network, and

assemble the first capability report based on the at least one frequency band identified as used by the predetermined mobile communication network.

4. The mobile electronic device of claim 3 , wherein the first capability report comprises capability information indicating whether the mobile communication device is capable of communicating on only:

a) the at least one frequency band identified as used by the predetermined mobile communication network, and/or

b) at least one combination of two or more frequency bands, the at least one combination including at least one of the at least one frequency band identified as used by the predetermined mobile communication network.

5. The mobile electronic device of claim 3 , wherein the at least one frequency band identified as used by the predetermined mobile communication network includes at least two frequency bands used by two or more mobile network cells having a common network identity.

6. The mobile electronic device of claim 3 , wherein the at least one frequency band identified as used by the predetermined mobile communication network includes at least two frequency bands used by two or more mobile network cells utilizing at least one common predetermined radio access technology.

7. The mobile electronic device of claim 1 wherein the processor is configured to;

perform an additional scan of one or more additional frequency bands after a predetermined time has elapsed,

assemble a second, new capability report based on the one or more additional scanned frequency bands, and

cause the wireless modem to transmit the second, new capability report.

8. The mobile electronic device of claim 7 , wherein the memory is configured to store the second, new capability report on the mobile electronic device.

9. The mobile electronic device of claim 8 wherein when the processor causes the mobile electronic device to camp on the selected suitable cell for at least the second time, the processor is configured to:

retrieve the first capability report or the second, new capability report from the memory, and

cause the wireless modem to transmit the first capability report or the second, new capability report retrieved from the memory.

10. A method for capability reporting of a mobile electronic device, the method comprising:

scanning one or more frequency bands to select a suitable cell for the mobile electronic device to camp on,

upon selecting the suitable cell, causing the mobile electronic device to camp on the selected suitable cell,

assembling a first capability report based on the one or more scanned frequency bands, and

transmitting the first capability report to at least one network node in a mobile communication network,

wherein when the mobile electronic device is camped on the selected suitable cell for at least a second time, the method further comprises:

retrieving the first capability report from a memory on the mobile electronic device, and

transmitting the first capability report retrieved from the memory.

11. The method of claim 10 , wherein the first capability report comprises capability information indicating whether the mobile electronic device is capable of communicating on:

a) the one or more scanned frequency bands, and/or

b) at least one combination of two or more frequency bands, the at least one combination including at least one of the one or more scanned frequency bands.

12. The method of claim 10 , further comprising identifying at least one frequency band of the one or more scanned frequency bands that is used by a predetermined mobile communication network, wherein the assembling comprises assembling the first capability report based on the at least one frequency band identified as used by the predetermined mobile communication network.

13. The method of claim 12 , wherein the first capability report comprises capability information indicating whether the mobile communication device is capable of communicating on only:

a) the at least one frequency band identified as used by the predetermined mobile communication network, and/or

b) at least one combination of two or more frequency bands, the at least one combination including at least one of the at least one frequency band identified as used by the predetermined mobile communication network.

14. The method of claim 12 , wherein the at least one frequency band identified as used by the predetermined mobile communication network includes at least two frequency bands used by two or more mobile network cells that:

a) utilize at least one common predetermined radio access technology, or

b) have a common network identity.

15. The method of claim 10 further comprising:

performing an additional scan of one or more additional frequency bands after a predetermined time has elapsed,

assembling a second, new capability report based on the one or more additional scanned frequency bands, and

transmitting the second, new capability report.

16. The method of claim 15 further comprising storing the second, new capability report in the memory on the mobile electronic device.

17. The method of claim 16 wherein when the mobile electronic device is camped on the selected suitable cell for at least the second time, the method further comprises:

retrieving the first capability report or the second, new capability report from the memory, and

transmitting the first capability report or the second, new capability report retrieved from the memory.

18. A non-transitory computer-readable medium storing program code which when executed performs the method of claim 10 .

Assignments (3)
CHANGE OF NAME Recorded Jul 12, 2022
From: SONY CORPORATION
To: SONY GROUP CORPORATION
Reel/Frame 060633/0704 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 23, 2020
From: SONY MOBILE COMMUNICATIONS INC.
To: SONY CORPORATION
Reel/Frame 054444/0210 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 18, 2020
From: LJUNG, RICKARD; AKKE, MAGDALENA
To: SONY MOBILE COMMUNICATIONS INC.
Reel/Frame 054407/0219 →
Continuity (1)
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