IP Library › Granted Patent US 12,366,859
Granted Patent B2
US 12,366,859 · App. 18/147,101 · Granted Jul 22, 2025

Trolling motor and sonar device directional control

Inventors: Dustyn P. Pendergraft (Claremore, OK); Jeremiah D. Clark (Tulsa, OK)
Assignee: Navico, Inc.
G05D1/0206B63B79/10B63H20/12B63H21/213G05D1/0016B63H2021/216
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Quick Facts
Patent No.
US 12,366,859
App. No.
18/147,101
Granted
Jul 22, 2025
Kind
B2
Abstract

Example steering control systems and methods for multiple devices are provided herein. A system includes a trolling motor assembly having a propulsion motor and a steering actuator and a sonar assembly comprising a transducer assembly and a directional actuator. The system further includes a user input assembly that is configured to detect user activity related to controlling operation of the trolling motor assembly and operation of the sonar assembly. The system further includes a processor that is configured to determine a direction of turn based on user activity, generate an electrical turning input signal indicating the direction of turn, and direct either one or both of the steering actuator and the directional actuator, via the turning input signal, to adjust a direction of either one or both of the propulsion motor and the transducer assembly accordingly.

Claims (130)

1. A system comprising:

a trolling motor assembly comprising a propulsion motor and a steering actuator, wherein the steering actuator is configured to adjust a direction of the propulsion motor;

a sonar assembly comprising a transducer assembly and a directional actuator, wherein the directional actuator is configured to adjust a direction of the transducer assembly,

wherein the directional actuator is configured to independently reorient with respect to the steering actuator of the trolling motor assembly;

a user input assembly, wherein the user input assembly is configured to detect user activity related to at least one of controlling the direction of the propulsion motor of the trolling motor assembly or controlling the direction of the transducer assembly of the sonar assembly;

a processor, wherein the processor is configured to:

receive user input via the user input assembly;

determine whether the received user input corresponds to either (a) a desired directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly or (b) a desired independent directional turning of either the direction of the propulsion motor of the trolling motor assembly or the direction of the transducer assembly of the sonar assembly;

in an instance in which the user input corresponds to (a) the desired directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly:

generate at least one first turning input signal to cause the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust in a direction indicated by the user input and to cause the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust in the direction indicated by the user input such that both the direction of the propulsion motor and the direction of the transducer assembly adjust in a same direction; and

cause the at least one first turning input signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor and to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly,

wherein the desired directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly is a desired synchronized directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly; or

in an instance in which the user input corresponds to (b) the desired independent directional turning of either the direction of the propulsion motor of the trolling motor assembly or the direction of the transducer assembly of the sonar assembly:

determine whether the received user input corresponds to the desired independent directional turning of either (i) the direction of the propulsion motor of the trolling motor assembly or (ii) the direction of the transducer assembly of the sonar assembly;

in an instance in which the user input corresponds to (i) the direction of the propulsion motor of the trolling motor assembly:

generate at least one second turning input signal to cause the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust in a direction indicated by the user input such that the direction of the propulsion motor changes independent of the direction of the transducer assembly; and

cause the at least one second turning input signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor; or

in an instance in which the user input corresponds to (ii) the direction of the transducer assembly of the sonar assembly:

generate at least one third turning input signal to cause the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust in the direction indicated by the user input such that the direction of the transducer assembly changes independent of the direction of the propulsion motor; and

cause the at least one third turning input signal to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly.

2. The system of claim 1 , wherein the processor is further configured to:

generate at least one correction signal to cause either the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust or the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust, such that the propulsion motor and the transducer assembly each faces in a same final direction after application of a corrective rotation caused by the at least one correction signal; and

cause the at least one correction signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor or to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly.

3. The system of claim 2 , wherein, in the instance in which the user input corresponds to (a) the desired directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly, the processor is further configured to cause the at least one correction signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor or to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly before it causes the at least one first turning input signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor and to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly.

4. The system of claim 2 , wherein the processor is further configured to:

determine which of the propulsion motor and the transducer assembly faces in a direction that is farther from a neutral direction; and

in an instance in which the propulsion motor faces in a direction that is farther from the neutral direction:

generate the at least one correction signal to cause the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust, such that the propulsion motor and the transducer assembly each faces in a same direction after adjustment; and

cause the at least one correction signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor; or

in an instance in which the transducer assembly faces in a direction that is farther from the neutral direction:

generate the at least one correction signal to cause the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust, such that the propulsion motor and the transducer assembly each faces in a same direction after adjustment; and

cause the at least one correction signal to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly.

5. The system of claim 1 , wherein the processor is further configured to:

generate at least one first correction signal to cause the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust and at least one second correction signal to cause the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust, such that the propulsion motor and the transducer assembly each faces in a same final direction after adjustment; and

cause the at least one first correction signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor and the at least one second correction signal to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly.

6. The system of claim 5 , wherein the first correction signal includes a first rate of turn, wherein the second correction signal includes a second rate of turn, and wherein the first rate of turn and second rate of turn are configured such that the propulsion motor and the transducer assembly each faces in the same final direction at a same time.

7. The system of claim 1 , wherein the user input assembly comprises a mode select button, wherein the mode select button comprises at least a first mode indicating that the trolling motor assembly and the sonar assembly should be controlled at a same time, and wherein the first mode corresponds to the instance in which the user input corresponds to (a) the desired directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly.

8. The system of claim 7 , wherein the mode select button comprises a second mode indicating that either the trolling motor assembly or the sonar assembly should be controlled independently, and wherein the second mode corresponds to the instance in which the user input corresponds to (b) the desired independent directional turning of either the direction of the propulsion motor of the trolling motor assembly or the direction of the transducer assembly of the sonar assembly.

9. The system of claim 1 , wherein the sonar assembly is attached to the trolling motor assembly.

10. The system of claim 1 , wherein the sonar assembly is separate from the trolling motor assembly.

11. The system of claim 1 , wherein the user input assembly includes a foot pedal.

12. The system of claim 1 , wherein the user input assembly includes a wireless remote.

13. The system of claim 1 , wherein the user input assembly includes a multi-function display.

14. The system of claim 1 , wherein the at least one first turning input signal causes the propulsion motor of the trolling motor assembly and the transducer assembly of the sonar assembly to move simultaneously while pointing in the same direction.

15. The system of claim 1 , wherein, in the instance in which the user input corresponds to (a) the desired directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly, the processor is further configured to generate the at least one first turning input signal to cause the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to rotate in a direction indicated by the user input and the directional actuator of the sonar assembly to cause the direction of the transducer assembly to rotate in the direction indicated by the user input such that both the direction of the propulsion motor and the direction of the transducer assembly rotate at a same speed of rotation.

16. A system comprising:

a user input assembly, wherein the user input assembly is configured to receive a mode selection, wherein the user input assembly is configured to detect user activity related to at least one of either controlling a direction of a propulsion motor of a trolling motor assembly with a steering actuator or a direction of a transducer assembly of a sonar assembly with a directional actuator, and wherein the directional actuator is configured to independently reorient with respect to the steering actuator of the trolling motor assembly;

a processor, the processor configured to:

receive user input via the user input assembly;

determine whether the received user input corresponds to either (a) a desired directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly or (b) a desired independent directional turning of either the direction of the propulsion motor of the trolling motor assembly or the direction of the transducer assembly of the sonar assembly;

in an instance in which the user input corresponds to (a) the desired directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly:

generate at least one first turning input signal to cause the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust in a direction indicated by the user input and the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust in the direction indicated by the user input such that both the direction of the propulsion motor and the direction of the transducer assembly adjust in the same direction; and

cause the at least one first turning input signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor and to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly, wherein the at least one first turning input signal causes the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to rotate in a direction indicated by the user input and the directional actuator of the sonar assembly to cause the direction of the transducer assembly to rotate in the direction indicated by the user input such that both the direction of the propulsion motor and the direction of the transducer assembly rotate at a same speed of rotation; or

in an instance in which the user input corresponds to (b) the desired independent directional turning of either the direction of the propulsion motor of the trolling motor assembly or the direction of the transducer assembly of the sonar assembly:

determine whether the received user input corresponds to the desired independent directional turning of either (i) the direction of the propulsion motor of the trolling motor assembly or (ii) the direction of the transducer assembly of the sonar assembly;

in an instance in which the user input corresponds to (i) the direction of the propulsion motor of the trolling motor assembly:

generate at least one second turning input signal to cause the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust in a direction indicated by the user input such that the direction of the propulsion motor changes independent of the direction of the transducer assembly; and

cause the at least one second turning input signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor; and

in an instance in which the user input corresponds to (ii) the direction of the transducer assembly of the sonar assembly:

generate at least one third turning input signal to cause the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust in the direction indicated by the user input such that the direction of the transducer assembly changes independent of the direction of the propulsion motor; and

cause the at least one third turning input signal to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly.

17. A system comprising:

a trolling motor assembly comprising a propulsion motor and a steering actuator, wherein the steering actuator is configured to adjust a direction of the propulsion motor;

a sonar assembly comprising a transducer assembly and a directional actuator, wherein the directional actuator is configured to adjust a direction of the transducer assembly,

wherein the directional actuator is configured to independently reorient with respect to the steering actuator of the trolling motor assembly;

a user input assembly, wherein the user input assembly is configured to detect user activity related to at least one of either controlling the direction of the propulsion motor of the trolling motor assembly or the direction of the transducer assembly of the sonar assembly;

a processor, the processor configured to:

receive user input via the user input assembly;

determine an instance in which the user input corresponds to a desired directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly and, in response thereto:

generate a first turning input signal to cause the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust in a direction indicated by the user input such that the direction of the propulsion motor adjusts according to a first adjustment protocol that causes the propulsion motor to reorient toward a desired point of interest;

generate a second turning input signal to cause the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust in the direction indicated by the user input such that the direction of the transducer assembly adjusts according to a second adjustment protocol that causes the transducer assembly to point toward the desired point of interest;

cause the first turning input signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor; and

cause the second turning input signal to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly,

wherein the desired directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly is a desired synchronized directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly.

18. The system of claim 17 , wherein the processor is further configured to:

generate at least one correction signal to cause either the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust or the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust, such that the propulsion motor and the transducer assembly each faces in a same final direction after adjustment; and

cause the at least one correction signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor or to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly.

19. The system of claim 18 , wherein the processor is further configured to:

determine which of the propulsion motor and the transducer assembly faces in a direction that is farther from a neutral direction; and

in an instance in which the propulsion motor faces in a direction that is farther from the neutral direction:

generate the at least one correction signal to cause the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust, such that the propulsion motor and the transducer assembly each faces in the same direction after adjustment; and

cause the at least one correction signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor; or

in an instance in which the transducer assembly faces in a direction that is farther from the neutral direction:

generate the at least one correction signal to cause the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust, such that the propulsion motor and the transducer assembly each faces in the same direction after adjustment; and

cause the at least one correction signal to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly.

20. The system of claim 17 , wherein the processor is further configured to:

generate at least one first correction signal to cause the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust and at least one second correction signal to cause the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust, such that the propulsion motor and the transducer assembly each faces in the same final direction after adjustment; and

cause the at least one first correction signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor and the at least one second correction signal to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly.

21. The system of claim 20 , wherein the first correction signal includes a first rate of turn, wherein the second correction signal includes a second rate of turn, and wherein the first rate of turn and second rate of turn are configured such that the propulsion motor and the transducer assembly each faces in the same final direction at a same time.

22. A system comprising:

a trolling motor assembly comprising a propulsion motor and a steering actuator, wherein the steering actuator is configured to adjust a direction of the propulsion motor;

a sonar assembly comprising a transducer assembly and a directional actuator, wherein the directional actuator is configured to adjust a direction of the transducer assembly, wherein the directional actuator is configured to independently reorient with respect to the steering actuator of the trolling motor assembly;

a user input assembly, wherein the user input assembly is configured to detect user activity related to at least one of controlling the direction of the propulsion motor of the trolling motor assembly or controlling the direction of the transducer assembly of the sonar assembly;

a processor, wherein the processor is configured to:

receive user input via the user input assembly;

determine whether the received user input corresponds to either (a) a desired directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly or (b) a desired independent directional turning of either the direction of the propulsion motor of the trolling motor assembly or the direction of the transducer assembly of the sonar assembly;

in an instance in which the user input corresponds to (a) the desired directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly:

generate at least one correction signal to cause either the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust or the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust, such that the propulsion motor and the transducer assembly each faces in a same final direction after application of a corrective rotation caused by the at least one correction signal;

cause the at least one correction signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor or to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly;

generate at least one first turning input signal to cause the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust in a direction indicated by the user input and to cause the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust in the direction indicated by the user input such that both the direction of the propulsion motor and the direction of the transducer assembly adjust in a same direction; and

cause the at least one first turning input signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor and to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly; or

in an instance in which the user input corresponds to (b) the desired independent directional turning of either the direction of the propulsion motor of the trolling motor assembly or the direction of the transducer assembly of the sonar assembly:

determine whether the received user input corresponds to the desired independent directional turning of either (i) the direction of the propulsion motor of the trolling motor assembly or (ii) the direction of the transducer assembly of the sonar assembly;

in an instance in which the user input corresponds to (i) the direction of the propulsion motor of the trolling motor assembly:

generate at least one second turning input signal to cause the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust in a direction indicated by the user input such that the direction of the propulsion motor changes independent of the direction of the transducer assembly; and

cause the at least one second turning input signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor; or

in an instance in which the user input corresponds to (ii) the direction of the transducer assembly of the sonar assembly:

generate at least one third turning input signal to cause the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust in the direction indicated by the user input such that the direction of the transducer assembly changes independent of the direction of the propulsion motor; and

cause the at least one third turning input signal to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly.

23. A system comprising:

a trolling motor assembly comprising a propulsion motor and a steering actuator, wherein the steering actuator is configured to adjust a direction of the propulsion motor;

a sonar assembly comprising a transducer assembly and a directional actuator, wherein the directional actuator is configured to adjust a direction of the transducer assembly,

wherein the directional actuator is configured to independently reorient with respect to the steering actuator of the trolling motor assembly;

a user input assembly, wherein the user input assembly is configured to detect user activity related to at least one of controlling the direction of the propulsion motor of the trolling motor assembly or controlling the direction of the transducer assembly of the sonar assembly;

a processor, wherein the processor is configured to:

receive user input via the user input assembly;

determine whether the received user input corresponds to either (a) a desired directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly or (b) a desired independent directional turning of either the direction of the propulsion motor of the trolling motor assembly or the direction of the transducer assembly of the sonar assembly;

in an instance in which the user input corresponds to (a) the desired directional turning of both the direction of the propulsion motor of the trolling motor assembly and the direction of the transducer assembly of the sonar assembly:

generate at least one first correction signal to cause the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust and at least one second correction signal to cause the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust, such that the propulsion motor and the transducer assembly each faces in a same final direction after adjustment;

cause the at least one first correction signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor and the at least one second correction signal to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly;

generate at least one first turning input signal to cause the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust in a direction indicated by the user input and to cause the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust in the direction indicated by the user input such that both the direction of the propulsion motor and the direction of the transducer assembly adjust in a same direction; and

cause the at least one first turning input signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor and to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly; or

in an instance in which the user input corresponds to (b) the desired independent directional turning of either the direction of the propulsion motor of the trolling motor assembly or the direction of the transducer assembly of the sonar assembly:

determine whether the received user input corresponds to the desired independent directional turning of either (i) the direction of the propulsion motor of the trolling motor assembly or (ii) the direction of the transducer assembly of the sonar assembly;

in an instance in which the user input corresponds to (i) the direction of the propulsion motor of the trolling motor assembly:

generate at least one second turning input signal to cause the steering actuator of the trolling motor assembly to cause the direction of the propulsion motor to adjust in a direction indicated by the user input such that the direction of the propulsion motor changes independent of the direction of the transducer assembly; and

cause the at least one second turning input signal to be provided to the steering actuator to cause the adjustment of the direction of the propulsion motor; or

in an instance in which the user input corresponds to (ii) the direction of the transducer assembly of the sonar assembly:

generate at least one third turning input signal to cause the directional actuator of the sonar assembly to cause the direction of the transducer assembly to adjust in the direction indicated by the user input such that the direction of the transducer assembly changes independent of the direction of the propulsion motor; and

cause the at least one third turning input signal to be provided to the directional actuator to cause the adjustment of the direction of the transducer assembly.

Assignments (2)
NUNC PRO TUNC ASSIGNMENT Recorded Nov 22, 2023
From: NAVICO HOLDING AS
To: NAVICO, INC.
Reel/Frame 065645/0388 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 12, 2023
From: PENDERGRAFT, DUSTYN P.; CLARK, JEREMIAH D.
To: NAVICO HOLDING AS
Reel/Frame 062353/0472 →
Continuity (2)
Continuation In Part 17371192 · Jul 9, 2021
Related Publication 20230143089A1 · May 11, 2023
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