IP Library Granted Patent US 11,665,515
Granted Patent B2
US 11,665,515 · App. 17/335,038 · Granted May 30, 2023

System and method for beamsteering acquisition and optimization using bluetooth protocols

Inventors: Jace W. Files (Round Rock, TX); Liam B. Quinn (Austin, TX); Abu S. Sanaullah (Austin, TX)
Assignee: Dell Products, LP
H04W4/40H04B7/0617H04B7/086H04W16/28
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Quick Facts
Patent No.
US 11,665,515
App. No.
17/335,038
Granted
May 30, 2023
Kind
B2
Abstract

An information handling system may include a processor; a memory; a wireless adapter to establish a millimeter-wave (mm-wave) between the information handling system and a BT enabled 5G access point; a Bluetooth (BT) link module to establish a BT connection with the BT enabled 5G access point and acquire BT signals from a plurality of BT antennas to calculate angle data descriptive of an angle of the information handling system relative to the BT enabled 5G access point. A beamsteering module to receive the angle data from the BT link module, conduct beamsweeping of a plurality of angles for a mm-wave antenna array using the angle data as an initial seed angle for the beamsweeping, determine a selected beamsteering pattern from the information handling system to the BT enabled 5G access point, and to initiate the mm-wave communication with the BT enabled 5G access point based on signal quality.

Claims (56)

1. An information handling system, comprising:

a processor;

a memory;

a Bluetooth (BT) link module configured to:

establish a BT connection with a BT enabled 5G access point;

acquire BT signals from the BT enabled 5G access point;

calculate angle data descriptive of an angle of the information handling system relative to the BT enabled 5G access point; and

calculate distance data descriptive of a distance of the information handling system from the BT enabled 5G access point;

a beamsteering module to:

conduct beamsweeping of a plurality of angles for a mm-wave antenna array using the angle data from the BT link module as an initial seed angle for the beamsweeping;

determine a selected beamsteering pattern from the information handling system to the BT enabled 5G access point to initiate the mm-wave communication with the BT enabled 5G access point based on signal quality above a threshold level; and

a wireless adapter to establish a millimeter-wave (mm-wave) connection between the information handling system and a BT enabled 5G access point using the beamsteering pattern.

2. The information handling system of claim 1 further comprising:

the beamsteering module to determine that the information handling system is within range of the BT enabled 5G access point to enable the mm-wave connection between the information handling system and BT enabled 5G access point.

3. The information handling system of claim 1 , wherein the information handling system further sends the distance data and angle data to the BT enabled 5G access point to allow the BT enabled 5G access point to steer the BT enabled 5G access point beamsteering pattern toward the information handling system during beamsweeping.

4. The information handling system of claim 1 , wherein the information handling system sends the selected beamsteering pattern to the BT enabled 5G access point to allow the BT enabled 5G access point to select a reciprocal beamsteering pattern from the BT enabled 5G access point to the information handling system for mm-wave communication between the BT enabled 5G access point and the information handling system.

5. The information handling system of claim 1 further comprising:

the wireless adapter configured to iteratively determine whether the information handling system is moving or whether a signal quality of the mm-wave connection has degraded below a second threshold level; and

the BT link module to recalculate angle data descriptive of the angle of the information handling system relative to the BT enabled 5G access point and recalculates distance data descriptive of the distance of the information handling system from the BT enabled 5G access point.

6. The information handling system of claim 5 , further comprising, at the beamsteering module receiving the recalculated angle data and recalculated distance data from the BT link module and selecting an adjusted beamsteering pattern from the information handling system to the BT enabled 5G access point to continue the mm-wave communication with the BT enabled 5G access point.

7. The information handling system of claim 1 , wherein the wireless adapter is communicatively coupled to an array of sub-six GHz antennas to establish the BT connection with the BT enabled 5G access point and an array of mm-wave antennas to establish a mm-wave connection with the BT enabled 5G access point.

8. The information handling system of claim 1 , where the angle data is calculated based on complex sampling (I/Q) data descriptive of changes in a magnitude or amplitude in a phase of a sine wave of the signal emitted during the BT connection to the BT enabled 5G access point.

9. A method of establishing a millimeter-wave connection with a Bluetooth (BT) enabled BT enabled 5G access point at an information handling system, comprising:

establishing a BT connection, via a BT link module and a BT antenna, with the BT enabled 5G access point;

calculating angle data descriptive of an angle of the information handling system relative to the BT enabled 5G access point;

calculating distance data descriptive of a distance of the information handling system from the BT enabled 5G access point;

conducting beamsweeping of a plurality of beamsteering angles via the beamsteering module for a mm-wave antenna array using the angle data from the BT link module as an initial seed angle for beamsweeping;

selecting a beamsteering pattern from the information handling system to the BT enabled 5G access point having a signal quality above a first threshold to initiate millimeter wave (mm-wave) communication with the BT enabled 5G access point; and

establishing the mm-wave connection, via a wireless adapter, between the information handling system and BT enabled 5G access point using the selected beamsteering pattern.

10. The method of claim 9 , further comprising sending the selected beamsteering pattern to the BT enabled 5G access point to allow the BT enabled 5G access point to calculate a reciprocal beamsteering pattern from the BT enabled 5G access point to the information handling system to establish the mm-wave connection.

11. The method of claim 9 further comprising:

determining, via the beamsteering module, that the information handling system is within range of the BT enabled 5G access point to enable the mm-wave connection between the information handling system and BT enabled 5G access point.

12. The method of claim 9 further comprising:

iteratively determining, via the wireless adapter, that the information handling system is moving; and

recalculating the angle data descriptive of the angle of the information handling system relative to the BT enabled 5G access point and recalculating distance data descriptive of the distance of the information handling system from the BT enabled 5G access point.

13. The method of claim 12 further comprising:

receiving the recalculated angle data and recalculated distance data from the BT link module and calculating an adjusted beamsteering pattern from the information handling system to the BT enabled 5G access point to continue the mm-wave communication with the BT enabled 5G access point.

14. The method of claim 9 further comprising:

iteratively determining, via the wireless adapter, that a signal quality of the mm-wave connection has degraded below a threshold; and

recalculating the angle data descriptive of the angle of the information handling system relative to the BT enabled 5G access point and recalculating distance data descriptive of the distance of the information handling system from the BT enabled 5G access point.

15. The method of claim 9 further comprising:

establishing a plurality of BT connections with a plurality BT enabled 5G access points to calculate initial seed angles for beamsweeping to the plurality of BT enabled 5G access points; and

determining calculated angle data and calculated distance data from the BT link module for a plurality of beamsteering patterns from the information handling system to the plurality of BT enabled 5G access points to select among the BT enabled access points.

16. An information handling system, comprising:

a processor;

a memory;

a Bluetooth (BT) link module to establish a plurality of BT connections with a plurality BT enabled 5G access points to calculate initial seed angles for beamsweeping to the plurality of BT enabled 5G access points;

a beamsteering module to:

receive plurality of selected beamsteering patterns from the plurality of BT enabled 5G access points to select a first BT enabled 5G access point among the plurality of BT enabled 5G access points based on signal quality and determining a reciprocal beamsteering pattern toward the first BT enabled 5G access point for a mm-wave antenna array to initiate a mm-wave communication with the BT enabled 5G access point; and

a wireless adapter to establish the mm-wave communication between the information handling system and the first BT enabled 5G access point using the reciprocal beamsteering pattern.

17. The information handling system of claim 16 , wherein the information handling system further receives distance from the plurality of BT enabled 5G access points to determine whether the information handling system is within range of each of the plurality of BT enabled 5G access points to enable the mm-wave communication between the information handling system and each of the plurality of BT enabled 5G access points using the reciprocal beamsteering pattern.

18. The information handling system of claim 16 , wherein the information handling system receives angle data descriptive of an angle of each of the plurality of BT enabled 5G access points relative to the information handling system from each of the plurality of BT enabled 5G access points to direct an initial reciprocal beamsteering pattern from the information handling system toward each of the plurality of BT enabled 5G access points to conduct determination of signal strength with each of the plurality of BT enable 5G access points for selection of the first BT enabled 5G access point.

19. The information handling system of claim 16 , further comprising:

the information handling system configured to iteratively determine whether the information handling system is moving or whether a signal quality of the mm-wave connection has degraded below a second threshold level; and

where it is determined that either the information handling system is moving or the signal quality of the mm-wave connection has degraded below the second threshold, the BT link module receives a plurality of reselected beamsteering patterns from the plurality of BT enabled 5G access point including the first BT 5G access point based on recalculated angle data descriptive of the angle of the information handling system relative to each of the plurality of BT enabled 5G access points and recalculated distance data descriptive of a distance of the information handling system from each of the plurality of BT enabled 5G access points to determine to continue with the first BT enabled 5G access point or to select a second BT enabled 5G access point from among the plurality of BT enabled 5G access points.

20. The information handling system of claim 19 , wherein the received reselected beamsteering pattern from the selected first or second BT enabled 5G access point is used to determine an adjusted reciprocal beamsteering pattern from the information handling system to the selected first or second BT enabled 5G access point among the plurality of BT enabled 5G access points to continue the mm-wave communication.

Assignments (7)
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (058014/0560) Recorded Jun 10, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 062022/0473 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (057758/0286) Recorded Jun 10, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 061654/0064 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (057931/0392) Recorded Jun 10, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 062022/0382 →
SECURITY INTEREST Recorded Oct 6, 2021
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
Reel/Frame 058014/0560 →
SECURITY INTEREST Recorded Oct 6, 2021
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
Reel/Frame 057758/0286 →
SECURITY INTEREST Recorded Oct 6, 2021
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
Reel/Frame 057931/0392 →
SECURITY AGREEMENT Recorded Oct 1, 2021
From: DELL PRODUCTS, L.P.; EMC IP HOLDING COMPANY LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
Reel/Frame 057682/0830 →
Continuity (2)
Continuation 16779170 · Jan 31, 2020
Related Publication 20210289327A1 · Sep 16, 2021