IP Library › Granted Patent US 12,608,990
Granted Patent B2
US 12,608,990 · App. 18/521,074 · Granted Apr 21, 2026

UWB-based modes of entry

Inventors: Ryan C. Kincaid (Indianapolis, IN); David Brown (Greenwood, IN); Joseph Land (Danville, IN); Justin McKee (Carmel, IN)
Assignee: Schlage Lock Company LLC
G07C9/28
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Quick Facts
Patent No.
US 12,608,990
App. No.
18/521,074
Filed
Nov 28, 2023
Granted
Apr 21, 2026
Kind
B2
Art Unit
2685
USPC
340/5.61
Abstract

A method according to an embodiment includes discovering, by a mobile device, an access control device via Bluetooth communication, authenticating, by the access control device, a credential of the mobile device over a Bluetooth communication connection established between the mobile device and the access control device, receiving, with a UWB subsystem of the access control device during a UWB ranging session between the mobile device and the access control device, UWB data indicative of a location of the mobile device relative to the access control device, determining, by the access control device, whether a user of the mobile device intends to access a passageway secured by the access control device based on the UWB data and satisfying one or more intent criteria, and performing, by the access control device, a predefined function in response to determining that the user of the mobile device intends to access the passageway.

Claims (40)

1 . A method, comprising:

authenticating, by the access control device, a first credential of a first mobile device over a first Bluetooth communication connection established between the first mobile device and the access control device;

authenticating, by the access control device, a second credential of a second mobile device over a second Bluetooth communication connection established between the second mobile device and the access control device;

receiving, with an ultra-wideband (UWB) subsystem of the access control device during a UWB ranging session between the first mobile device and the access control device, first UWB data indicative of a location of the first mobile device relative to the access control device;

receiving, with the UWB subsystem during a UWB ranging session between the second mobile device and the access control device, second UWB data indicative of a location of the second mobile device relative to the access control device;

determining, by the access control device, whether a user of the first mobile device intends to access a passageway secured by the access control device based on the first UWB data and satisfying a first set of one or more intent criteria associated with a first mode of entry;

determining, by the access control device, whether a user of the second mobile device intends to access the passageway based on the second UWB data and satisfying a second set of one or more intent criteria associated with a second mode of entry, wherein the second set is different from the first set; and

performing, by the access control device, a predefined function in response to determining that one of the user of the first mobile device or the user of the second mobile device intends to access the passageway.

2 . The method of claim 1 , wherein determining that the first set of one or more intent criteria have been satisfied comprises determining that the first mobile device is located within a predefined threshold distance relative to the access control device.

3 . The method of claim 1 , wherein determining that the first set of one or more intent criteria have been satisfied comprises determining that the first mobile device is located within a predefined geometrical region.

4 . The method of claim 1 , wherein determining that the first set of one or more intent criteria have been satisfied comprises determining that the user of the first mobile device has performed a predefined interaction with the access control device.

5 . The method of claim 1 , wherein determining that the first set of one or more intent criteria have been satisfied comprises determining that the user of the first mobile device has made a predefined gesture relative to the access control device.

6 . The method of claim 1 , wherein determining that the first set of one or more intent criteria have been satisfied comprises determining that the user of the first mobile device is located within a predefined threshold distance relative to the access control device for a threshold period of time.

7 . The method of claim 1 , wherein determining that the first set of one or more intent criteria have been satisfied comprises determining that a trajectory and speed of the first mobile device are indicative of an intent of the user of the first mobile device to access the passageway.

8 . The method of claim 1 , wherein determining that the first set of one or more intent criteria have been satisfied comprises determining that the first mobile device is within a predefined threshold distance or geometrical region relative to the access control device and that the user of the first mobile device has performed a predefined interaction with the first mobile device.

9 . The method of claim 8 , wherein the predefined interaction with the first mobile device comprises a user tapping the first mobile device without removing the first mobile device from a pocket, backpack, handbag, or satchel carried by the user of the first mobile device.

10 . The method of claim 1 , wherein performing the predefined function comprises unlocking a lock mechanism of the access control device further in response to a determination that fewer than a threshold number of users have accessed the passageway over a predefined period of time.

11 . The method of claim 1 , further comprising delaying, by the access control device, performance of the predefined function until there is at least a threshold distance between the first mobile device and the second mobile device.

12 . The method of claim 1 , further comprising initiating the UWB ranging session between the first mobile device and the access control device in response to successful authentication of the first credential of the first mobile device over the first Bluetooth communication connection established between the first mobile device and the access control device.

13 . The method of claim 1 , further comprising:

determining, by the access control device, that a signal quality of one or more signals received from the first mobile device is of poor quality; and

determining, by the access control device, whether the user of the first mobile device intends to access the passageway based on the first UWB data and satisfying a third set of one or more intent criteria associated with a fallback mode of entry in response to determining that the signal quality of the one or more signals received from the first mobile device is of poor quality.

14 . An access control device, comprising:

a lock mechanism configured to secure access to a passageway;

an ultra-wideband (UWB) subsystem;

a processor; and

a memory comprising a plurality of instructions stored thereon that, in response to execution by the processor, causes the access control device to:

authenticate a first credential of a first mobile device over a first Bluetooth communication connection established between the first mobile device and the access control device;

authenticate a second credential of a second mobile device over a second Bluetooth communication connection established between the second mobile device and the access control device;

receive, with the UWB subsystem during a UWB ranging session between the first mobile device and the access control device, first UWB data indicative of a location of the first mobile device relative to the access control device;

receive, with the UWB subsystem during a UWB ranging session between the second mobile device and the access control device, second UWB data indicative of a location of the second mobile device relative to the access control device;

determine whether a user of the first mobile device intends to access the passageway secured by the lock mechanism based on the first UWB data and satisfaction of a first set of one or more intent criteria associated with a first mode of entry;

determine whether a user of the second mobile device intends to access the passageway based on the second UWB data and satisfaction of a second set of one or more intent criteria associated with a second mode of entry, wherein the second set is different from the first set; and

unlock the lock mechanism in response to a determination that the user of the first mobile device or the user of the second mobile device intends to access the passageway.

15 . The access control device of claim 14 , wherein to determine that the first set of one or more intent criteria have been satisfied comprises to determine that the first mobile device is located within a predefined threshold distance relative to the access control device.

16 . The access control device of claim 14 , wherein to determine that the first set of one or more intent criteria have been satisfied comprises to determine that the user of the first mobile device has performed a predefined interaction with the access control device.

17 . The access control device of claim 14 , wherein to determine that the first set of one or more intent criteria have been satisfied comprises to determine that the user of the first mobile device has made a predefined gesture relative to the access control device.

18 . The access control device of claim 14 , wherein to determine that the first set of one or more intent criteria have been satisfied comprises to determine that the user of the first mobile device is located within a predefined threshold distance relative to the access control device for a threshold period of time.

19 . The access control device of claim 14 , wherein to determine that the first set of one or more intent criteria have been satisfied comprises to determine that a trajectory and speed of the first mobile device are indicative of an intent of the user of the first mobile device to access the passageway.

20 . The access control device of claim 14 , wherein to determine that the first set of one or more intent criteria have been satisfied comprises to determine that the first mobile device is within a predefined threshold distance or geometrical region relative to the access control device and that the user of the first mobile device has performed a predefined interaction with the mobile device.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 30, 2023
From: KINCAID, RYAN C.; BROWN, DAVID; LAND, JOSEPH; MCKEE, JUSTIN
To: SCHLAGE LOCK COMPANY LLC
Reel/Frame 065709/0435 →
Continuity (2)
Provisional Application 63428349 · Nov 28, 2022
Related Publication 20240177554A1 · May 30, 2024
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