IP Library Granted Patent US 11,893,972
Granted Patent B2
US 11,893,972 · App. 17/856,270 · Granted Feb 6, 2024

In-seat sound suppression

Inventors: Daniel R. Seffernick (Oshkosh, WI); Peter D. Vande Hey (Oshkosh, WI)
Assignee: Oshkosh Corporation
G10K11/178B60N2/803B60N2/879G10K11/175G10K2210/1282G10K2210/3221
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Quick Facts
Patent No.
US 11,893,972
App. No.
17/856,270
Granted
Feb 6, 2024
Kind
B2
Abstract

A vehicle system includes a controller that is configured to (a) store a plurality of passenger profiles regarding passengers of a vehicle where each of the plurality of passenger profiles include pre-stored characteristics of a respective passenger associated therewith, (b) acquire passenger identifying data regarding a present passenger in the vehicle, (c) identify a respective passenger profile associated with the present passenger from the plurality of passenger profiles based on the passenger identifying data, and (d) control a speaker positioned within the vehicle based at least in part on the respective passenger profile to emit noise-canceling sound waves to generate a noise suppression zone to suppress sound waves perceived by the present passenger.

Claims (46)

1. A vehicle system comprising:

one or more processing circuits comprising one or more memory devices coupled to one or more processors, the one or more memory devices configured to store instructions thereon that, when executed by the one or more processors, cause the one or more processors to:

store a plurality of passenger profiles regarding passengers of a vehicle, each of the plurality of passenger profiles including pre-stored physical characteristics of a respective passenger associated therewith, the pre-stored physical characteristics including at least one of a height of the respective passenger or a typical head position of the respective passenger within a seat of the vehicle;

acquire passenger identifying data regarding a present passenger in the vehicle;

identify a respective passenger profile associated with the present passenger from the plurality of passenger profiles based on the passenger identifying data; and

control a speaker positioned within the vehicle based at least in part on the pre-stored physical characteristics included with the respective passenger profile to emit noise-canceling sound waves to generate a noise suppression zone to suppress sound waves perceived by the present passenger.

2. The vehicle system of claim 1 , wherein the noise suppression zone is configured to suppress one or more sounds waves having a frequency less than 2,000 Hz.

3. The vehicle system of claim 2 , wherein the frequency is less than 1,000 Hz.

4. The vehicle system of claim 1 , further comprising the vehicle, the vehicle including a headliner, a seat, and the speaker.

5. The vehicle system of claim 4 , wherein the speaker is positioned within the seat.

6. The vehicle system of claim 5 , wherein the speaker includes a first speaker positioned along a centerline of the seat, a second speaker laterally offset from the centerline to a first side of the first speaker, and a third speaker laterally offset from the centerline to an opposing second side of the first speaker.

7. The vehicle system of claim 6 , wherein the first speaker is configured to emit the noise-canceling sound waves at a lower frequency than the second speaker and the third speaker.

8. The vehicle system of claim 4 , wherein the speaker is positioned within the headliner.

9. The vehicle system of claim 8 , wherein the speaker includes a first speaker positioned in the headliner directly above the seat, a second speaker positioned in the headliner and laterally offset from the first speaker to a first side of the first speaker, and a third speaker positioned in the headliner and laterally offset from the first speaker to an opposing second side of the first speaker.

10. The vehicle system of claim 9 , wherein the first speaker is configured to emit the noise-canceling sound waves at a lower frequency than the second speaker and the third speaker.

11. The vehicle system of claim 4 , wherein the seat is a first seat and the speaker is a first speaker associated with the first seat, wherein the vehicle includes a second seat and a second speaker associated with the second seat, wherein the one or more processors includes a first processor configured to control the first speaker and a second processor configured to control the second speaker independent of the first processor.

12. The vehicle system of claim 4 , wherein the seat is a first seat and the speaker is a first speaker associated with the first seat, wherein the vehicle includes a second seat and a second speaker associated with the second seat, and wherein the one or more memory devices are further configured to store instructions thereon that, when executed by the one or more processors, cause the one or more processors to control the first speaker and the second speaker.

13. The vehicle system of claim 1 , further comprising a sensor configured to be positioned within the vehicle to acquire the passenger identifying data.

14. The vehicle system of claim 1 , wherein the passenger identifying data is acquired based on an input received via a user input device of the vehicle.

15. The vehicle system of claim 1 , further comprising a microphone configured to be positioned within the vehicle, wherein the microphone is configured to acquire sound data, and wherein the one or more memory devices are further configured to store instructions thereon that, when executed by the one or more processors, cause the one or more processors to perform error tracking and dynamically adjust the noise suppression zone based on the sound data.

16. The vehicle system of claim 15 , wherein the microphone is configured to be at least one of (i) positioned within a seat of the vehicle or (ii) wearable by the present passenger.

17. The vehicle system of claim 1 , wherein the one or more memory devices are further configured to store instructions thereon that, when executed by the one or more processors, cause the one or more processors to:

acquire movement data regarding movement of the present passenger within the vehicle; and

dynamically adjust the noise suppression zone based on the movement data.

18. The vehicle system of claim 1 , wherein the one or more memory devices are further configured to store instructions thereon that, when executed by the one or more processors, cause the one or more processors to:

store a baseline noise profile for the vehicle;

control the speaker to emit the noise-canceling sound waves having at least one of a target frequency or a target amplitude based on the baseline noise profile; and

adjust the target frequency or the target amplitude based on feedback received from a microphone.

19. A vehicle system comprising:

a first speaker;

a second speaker;

a first processing circuit configured to:

receive an indication that a first passenger is sitting in a first seat of a vehicle;

acquire a first passenger profile associated with the first passenger, the first passenger profile including pre-stored physical characteristics of the first passenger; and

control the first speaker based at least in part on the pre-stored physical characteristics to emit first noise-canceling sound waves to generate a first noise suppression zone that projects toward the first passenger to suppress one or more sound waves perceived by the first passenger; and

a second processing circuit configured to:

receive an indication that a second passenger is sitting in a second seat of the vehicle; and

control the second speaker, independent of the first processing circuit, to emit second noise-canceling sound waves to generate a second noise suppression zone that projects toward the second passenger to suppress one or more sound waves perceived by the second passenger.

20. A vehicle system comprising:

one or more processing circuits comprising one or more memory devices coupled to one or more processors, the one or more memory devices configured to store instructions thereon that, when executed by the one or more processors, cause the one or more processors to:

receive an indication that a passenger is sitting in a seat of a vehicle;

acquire first passenger data regarding the passenger from the one or more memory devices;

acquire sound data from a microphone within the vehicle;

control one or more speakers within the vehicle based at least in part on the sound data and the first passenger data to emit noise-canceling sound waves to generate a noise suppression zone that projects toward the passenger to suppress one or more sound waves perceived by the passenger;

acquire second passenger data from a sensor regarding movement of the passenger within the seat; and

dynamically adjust the noise suppression zone based on the second passenger data.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 1, 2022
From: VANDE HEY, PETER D.; SEFFERNICK, DANIEL R.
To: OSHKOSH CORPORATION
Reel/Frame 060425/0602 →
Continuity (4)
Continuation 17200365 · Mar 12, 2021
Continuation 16411876 · May 14, 2019
Provisional Application 62673499 · May 18, 2018
Related Publication 20220335921A1 · Oct 20, 2022
Cited By (1)
US 12,490,003