IP Library Granted Patent US 12,168,492
Granted Patent B2
US 12,168,492 · App. 17/789,216 · Granted Dec 17, 2024

Vehicle corner modules and vehicles comprising them

Inventors: Ahishay Sardes (Tel Aviv, IL); Tomer Segev (Tel Aviv, IL); Ran Dekel (Nofit, IL); Shmuel Chioclea (Tel Aviv, IL); Neta Doron (Tel Aviv, IL)
Assignee: REE AUTOMOTIVE LTD
B62D65/04B60K7/0007B60K23/00B60K26/00B60W10/08B60W10/18B60W10/20B60W10/22B60W50/0205B60W50/029H04L12/40B60W2050/0292B60W2556/10H04L2012/40273
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Quick Facts
Patent No.
US 12,168,492
App. No.
17/789,216
Granted
Dec 17, 2024
Kind
B2
Abstract

A vehicle corner module (VCM) is provided for regulating motion of a host vehicle which comprises a vehicle-on-board vehicle-controller. The VCM comprises a sub-frame mountable to a reference frame of the host vehicle; a wheel-hub assembly comprising a wheel-hub; VCM-sub-systems mediating between the sub-frame and the wheel-hub assembly, e.g., a drive subsystem, a steering subsystem, a suspension subsystem and/or a braking subsystem; and an VCM-onboard VCM-controller, comprising one or more processors and a computer-readable medium storing program instructions that, when executed by the one or more processors, cause the one or more processors to establish a communication link with a vehicle-controller, including electronically transferring information about the VCM from the VCM-controller to the vehicle-controller, and to perform, in response to an installation of the VCM on a vehicle, a post-installation validation-process that includes validating the VCM-subsystems and communicating a result of the validating to the vehicle-controller.

Claims (33)

1. A vehicle corner module (VCM) mountable to a vehicle for regulating motion thereof, the vehicle comprising a vehicle-controller onboard the vehicle, the VCM comprising:

a. a wheel-hub for coupling a wheel to the VCM;

b. a plurality of sub-systems comprising at least two of a drive subsystem, a steering subsystem, a suspension subsystem and a braking subsystem; and

c. a VCM-controller onboard the VCM, comprising one or more processors and a computer-readable medium storing program instructions that, when executed by the one or more processors, cause the one or more processors to:

i. establish a communication link with a vehicle-controller, wherein the establishing includes electronically transferring information about the VCM from the VCM-controller to the vehicle-controller, and

ii. perform, in response to an installation of the VCM on a vehicle, a post-installation validation-process that includes validating the plurality of subsystems and communicating a result of the validating to the vehicle-controller.

2. The VCM of claim 1 , wherein the establishing of the communication link with the vehicle-controller is before the installation.

3. The VCM of claim 1 , wherein post-installation operation of the vehicle is contingent upon receiving a positive validation-process result.

4. The VCM of claim 1 , wherein the computer-readable medium additionally contains program instructions that, when executed by the one or more processors, cause the one or more processors to regulate, in response to incoming electrical signals received from outside the VCM, actuation of at least one sub-system of the plurality of sub-systems.

5. The VCM of claim 1 , wherein the information about the VCM transferred from the VCM-controller to the vehicle-controller includes information about at least one of the plurality of subsystems.

6. The VCM of claim 1 , wherein the communication link with the vehicle-controller is a two-way link, and the establishing of the communication link additionally includes receiving information about the vehicle, and/or about another VCM installed on the vehicle.

7. The VCM of claim 1 , wherein the computer-readable medium additionally contains program instructions that, when executed by the one or more processors, cause the one or more processors to exchange information with an onboard controller of another VCM installed on the vehicle.

8. The VCM of claim 1 , wherein the information about the VCM includes results of a self-diagnostic test carried out before the installation.

9. The VCM of claim 1 , wherein the information about the VCM includes at least one of operating history and maintenance history of the VCM.

10. The VCM of claim 1 , wherein the validating of the plurality of subsystems includes receiving information from one or more sensors onboard the VCM.

11. The VCM of claim 1 , wherein the computer-readable medium additionally contains program instructions that, when executed by the one or more processors, cause the one or more processors to the determine an operating profile for the VCM based on data received from the vehicle-controller.

12. A method of replacing a first vehicle corner module (VCM) with a second VCM, each of the first and second VCMs being mountable to a reference frame of a vehicle and comprising a wheel-hub assembly, a VCM-controller onboard the VCM, and a plurality of subsystems comprising at least two of a drive subsystem, a steering subsystem, a suspension subsystem and a braking subsystem, the method comprising:

a. establishing an electronic communication link between the respective VCM-controller of the second VCM and a vehicle-controller onboard the vehicle, wherein the establishing includes transferring information about the second VCM from the respective VCM-controller to the vehicle-controller;

b. in response to and contingent upon an installation of the second VCM on the vehicle, completing a post-installation validation that includes validating the respective plurality of subsystems of the second VCM and communicating a result of the validation to the vehicle-controller; and

c. using the communicated result of the validation to enable or disable post-installation operation of the vehicle,

wherein after the replacing, the plurality of subsystems of the second VCM mediate between the respective wheel-hub assembly of the second VCM and the reference frame of the vehicle.

13. The method of claim 12 , additionally comprising the step of transmitting, to a permission system in an external computer, information about the replacing of the first VCM with the second VCM.

14. The method of claim 12 , additionally comprising the step of determining an operating profile for the second VCM based on information received from the vehicle-controller.

15. The method of claim 12 , wherein the electronic communication link between the respective VCM-controller of the second VCM and the vehicle controller is established before the installation.

16. The method of claim 12 , wherein the validating of the plurality of subsystems includes receiving information from one or more sensors onboard the second VCM.

17. Apparatus for use in offline testing of a vehicle control module (VCM) when the VCM is mechanically decoupled from any vehicle, the VCM comprising a sub-frame mountable to a reference frame of a vehicle, a wheel-hub assembly, a VCM-controller onboard the VCM, and a plurality of subsystems comprising at least two of a drive subsystem, a steering subsystem, a suspension subsystem and a braking subsystem, the apparatus comprising:

a. a support element for at least partly supporting the weight of the sub-frame and for constraining movement of the sub-frame;

b. at least one diagnostic device for measuring operational data of at least one of the plurality of subsystems, and

c. a computing device configured to communicate with the VCM-controller and receive therefrom diagnostic information related to the offline testing,

wherein the testing includes a functional test of at least one of the plurality of subsystems.

18. The apparatus of claim 17 , wherein at least one parameter of the testing is selected by the VCM-controller.

19. The apparatus of claim 17 , wherein the apparatus is configured to emulate a full connection of a VCM to an operative vehicle, the emulation including injection of test signals to the tested VCM.

20. The apparatus of claim 17 , wherein the functional test of at least one of the plurality of subsystems includes a test of two or more of the subsystems in an operational scenario involving combined operations of the subsystems.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 18, 2023
From: SARDES, AHISHAY; SEGEV, TOMER; DEKEL, RAN; CHIOCLEA, SHMUEL; DORON, NETA
To: REE AUTOMOTIVE LTD.
Reel/Frame 063351/0588 →
Continuity (2)
Provisional Application 62956358 · Jan 2, 2020
Related Publication 20230037230A1 · Feb 2, 2023
Cited By (1)
US 12,371,099