IP Library Granted Patent US 12,679,404
Granted Patent B2
US 12,679,404 · App. 18/499,626 · Granted Jul 14, 2026

Autonomous driving road space reservation and adaption

Inventors: Jeremy R. Fox (Georgetown, TX); Vinod A. Valecha (Pune, IN); Tushar Agrawal (West Fargo, ND); Sarbajit K. Rakshit (Kolkata, IN)
Assignee: International Business Machines Corporation
B60W60/001B60W40/12H04W4/46B60W2556/65
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Quick Facts
Patent No.
US 12,679,404
App. No.
18/499,626
Filed
Nov 1, 2023
Granted
Jul 14, 2026
Kind
B2
Art Unit
3662
USPC
701/23
Abstract

The present inventive concept provides for a method of autonomous driving road space reservation and adaption. The method includes determining a target location of a first vehicle. Road space is reserved for the first vehicle at the target location. The reserved road space of the first vehicle is communicated to a second vehicle, and the driving plan of the second vehicle is adapted based on the communicated reserved road space of the first vehicle automatically before arrival.

Claims (55)

1 . A method of autonomous driving road space reservation and adaption, the method comprising:

identifying potential target locations for a first vehicle in response to detecting an emergency event;

receiving sensor data from the first vehicle and the potential target locations;

extracting context features about the first vehicle and the potential target locations from the sensor data;

predicting, based at least on the context features, a target location action involving the first vehicle;

determining a buffer zone for the first vehicle based on the target location action;

selecting, from the potential target locations and based on the context features, the buffer zone, and the target location action, a target location for the first vehicle;

reserving road space that includes the buffer zone for the first vehicle at the target location;

autonomously routing the first vehicle to the reserved road space and disabling a safety feature within the reserved road space to enable the target location action;

communicating the reserved road space of the first vehicle to a second vehicle;

adapting a driving plan of the second vehicle based on the communicated reserved road space of the first vehicle automatically before arrival, wherein the adapting the driving plan comprises selecting a path that does not overlap with the reserved road space; and

based on the adapted driving plan, autonomously changing a trajectory of the second vehicle according to the selected path and disabling an automated braking feature of the second vehicle.

2 . The method of claim 1 , wherein the reserving comprises scheduling a time for the reserved road space based on a dynamic estimated time of arrival at the target location.

3 . The method of claim 1 , wherein the buffer zone includes a width of an open car door of the first vehicle.

4 . The method of claim 1 , wherein the communicated reserved road space is transmitted to the second vehicle via V2X communication.

5 . The method of claim 1 , wherein the disabling the safety feature includes overriding an autonomous door locking feature of the first vehicle despite sensor detection of the second vehicle.

6 . The method of claim 1 , wherein the selecting the path comprises determining that the path does not overlap a lane of travel.

7 . The method of claim 1 , wherein the target location action includes opening a door of the first vehicle.

8 . The method of claim 1 , wherein the context features comprise an action to be taken by a driver of the first vehicle.

9 . The method of claim 1 , wherein the detecting the emergency event comprises detecting a medical emergency, a vehicle maintenance requirement, or an external hazard.

10 . A computer program product (CPP) for autonomous driving road space reservation and adaption, the CPP comprising:

one or more computer-readable storage media and program instructions stored on the one or more computer-readable storage media capable of performing a method, the method comprising:

identifying potential target locations for a first vehicle in response to detecting an emergency event;

receiving sensor data from the first vehicle and the potential target locations;

extracting context features about the first vehicle and the potential target locations from the sensor data;

predicting, based at least on the context features, a target location action involving the first vehicle;

determining a buffer zone for the first vehicle based on the target location action;

selecting, from the potential target locations and based on the context features, the buffer zone, and the target location action, a target location for the first vehicle;

reserving road space that includes the buffer zone for the first vehicle at the target location;

autonomously routing the first vehicle to the reserved road space and disabling a safety feature within the reserved road space to enable the target location action;

communicating the reserved road space of the first vehicle to a second vehicle;

adapting a driving plan of the second vehicle based on the communicated reserved road space of the first vehicle automatically before arrival, wherein the adapting the driving plan comprises selecting a path that does not overlap with the reserved road space; and

based on the adapted driving plan, autonomously changing a trajectory of the second vehicle according to the selected path and disabling an automated braking feature of the second vehicle.

11 . The CPP of claim 10 , wherein the reserving comprises scheduling a time for the reserved road space based on a dynamic estimated time of arrival to the target location.

12 . The CPP of claim 10 , wherein the buffer zone includes a width of an open car door of the first vehicle.

13 . The CPP of claim 10 , wherein the communicated reserved road space is transmitted to the second vehicle via V2X communication.

14 . The CPP of claim 10 , wherein the disabling the safety feature includes overriding an autonomous door locking feature of the first vehicle despite sensor detection of the second vehicle.

15 . The CPP of claim 10 , wherein the selecting the path comprises determining that the path does not overlap a lane of travel.

16 . A computer system (CS) for autonomous driving road space reservation and adaption, the CS comprising:

one or more computer processors, one or more computer-readable storage media, and program instructions stored on the one or more of the computer-readable storage media for execution by at least one of the one or more processors capable of performing a method, the method comprising:

identifying potential target locations for a first vehicle in response to detecting an emergency event;

receiving sensor data from the first vehicle and the potential target locations;

extracting context features about the first vehicle and the potential target locations from the sensor data;

predicting, based at least on the context features, a target location action involving the first vehicle;

determining a buffer zone for the first vehicle based on the target location action;

selecting, from the potential target locations and based on the context features, the buffer zone, and the target location action, a target location for the first vehicle;

reserving road space that includes the buffer zone for the first vehicle at the target location;

autonomously routing the first vehicle to the reserved road space and disabling a safety feature within the reserved road space to enable the target location action;

communicating the reserved road space of the first vehicle to a second vehicle;

adapting a driving plan of the second vehicle based on the communicated reserved road space of the first vehicle automatically before arrival, wherein the adapting the driving plan comprises selecting a path that does not overlap with the reserved road space; and

based on the adapted driving plan, autonomously changing a trajectory of the second vehicle according to the selected path and disabling an automated braking feature of the second vehicle.

17 . The CS of claim 16 , wherein the reserving comprises scheduling a time for the reserved road space based on a dynamic estimated time of arrival at the target location.

18 . The CS of claim 16 , wherein the buffer zone includes a width of an open car door of the first vehicle.

19 . The CS of claim 16 , wherein the communicated reserved road space is transmitted to the second vehicle via V2X communication.

20 . The CS of claim 16 , wherein the disabling the safety feature includes overriding an autonomous door locking feature of the first vehicle despite sensor detection of the second vehicle.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 1, 2023
From: FOX, JEREMY R.; VALECHA, VINOD A.; AGRAWAL, TUSHAR; RAKSHIT, SARBAJIT K.
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 065421/0984 →
Continuity (1)
Related Publication 20250136145A1 · May 1, 2025
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