IP Library Granted Patent US 11,865,888
Granted Patent B2
US 11,865,888 · App. 17/982,417 · Granted Jan 9, 2024

System for minimizing data transmission latency between a sensor and a suspension controller of a vehicle

Inventor: Thomas Wittenschlaeger (El Cajon, CA)
Assignee: Fox Factory, Inc.
B60G17/06B60G2400/20B60G2400/40B60G2400/84B60G2401/16B60G2500/10B60G2600/21B60G2600/70H04L12/40H04L2012/40215
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Quick Facts
Patent No.
US 11,865,888
App. No.
17/982,417
Granted
Jan 9, 2024
Kind
B2
Abstract

A system for minimizing data transmission latency between a sensor and a suspension controller of a vehicle is described. The system includes: a state determination module that determines a physical state of the vehicle; a plurality of data paths for transmitting a first signal from the sensor to the suspension controller; a data path configurator of the controller that selects a first data path of the plurality of data paths based on at least one characteristic of the first data path and the physical state and configures the first data path to transmit the first signal; and an actuation module that generates an actuation signal to control a damping characteristic of the suspension actuator based on at least the first signal.

Claims (16)

1. A system for minimizing data transmission latency between a sensor and a suspension controller for a suspension coupled to a vehicle, comprising:

a state determination module that determines a physical state of said vehicle;

a plurality of data paths for transmitting a first signal from said sensor to said single suspension controller;

a data path configurator that selects a first data path from said plurality of data paths based on at least one characteristic of said first data path and said physical state of said vehicle and configures said first data path to transmit said first signal; and

an actuation module that generates an actuation signal to control a damping characteristic of a suspension actuator of said suspension based on at least said first signal, wherein said suspension includes an actuatable component.

2. The system of claim 1 , wherein said suspension further includes at least one processing element.

3. The system of claim 1 , wherein said suspension further includes at least one sensor.

4. The system of claim 1 , wherein the data path configurator selects the first data path based on a physical distance between the sensor and the suspension controller.

5. The system of claim 1 , wherein the data path configurator selects the first data path based on data path congestion.

6. The system of claim 1 , wherein the data path configurator selects the first data path based on data path contention of the plurality of data paths.

7. The system of claim 1 , wherein the data path configurator selects the first data path based on data path capacity.

8. The system of claim 1 , wherein the data path configurator selects the first data path based on data path transmission rate.

9. The system of claim 1 , wherein the data path configurator selects the first data path based on data path transmission protocol.

10. The system of claim 1 , wherein the state determination module determines the physical state based on at least one of a steering input, a brake input, a throttle input, and a speed of the vehicle.

11. The system of claim 1 , wherein the plurality of data paths comprises at least one of a controller area network (CAN) bus, a transmission control protocol network (TCP) path, a fast active queue management TCP network path, a time-triggered protocol network path, a FlexRay network path, a distributed network path, a fabric network path and a wireless network data path.

12. The system of claim 1 , wherein the data path configurator selects the first data path based on a physical distance between the sensor and the suspension controller, data path congestion, data path contention, data path capacity, data path transmission rate, and data path transmission protocol.

Assignments (2)
SECURITY INTEREST Recorded Oct 27, 2025
From: FOX FACTORY, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 073270/0027 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 7, 2022
From: WITTENSCHLAEGER, THOMAS
To: FOX FACTORY, INC.
Reel/Frame 061681/0583 →
Continuity (2)
Continuation 15588421 · May 5, 2017
Related Publication 20230134005A1 · May 4, 2023