Methods and systems for supporting acoustical transducers

• US 7,365,476 B2
• Filed: 02/27/2004
• Issued: 04/29/2008
• Est. Priority Date: 02/27/2004
• Status: Expired due to Fees

• Current Assignee: The Boeing Co.
• Original Assignee: The Boeing Co.
• Inventors: Tuss, Joel R.
• Primary Examiner(s): Schuberg; Darren
• Assistant Examiner(s): ADDISON, KAREN B
• Application Number:
  US10/788,988
• Publication Number:
  US 20050189847A1
• Time in Patent Office: 1,523 Days
• Field of Search: 310/337, 310/334, 310/359, 310/322, 310/328, 340/815.4, 367/153, 381/369, 174/69
• US Class Current: 310/328
• CPC Class Codes: G01H 3/00 Measuring characteristics of vibrations by using a detector in a fluid G01H7/00, G01H9/00, G01H11/00 take precedence
• CPC Class Codes: H04R 1/026 Supports for loudspeaker casings

Abstract

Apparatuses and methods related to transducer arrays are disclosed. In one embodiment, an acoustical system includes a substrate with a plurality of conductive paths. A plurality of acoustical transducers can be carried by the substrate and positioned to form an array having at least one dimension. The acoustical transducers can be configured to sense sound and to transmit input signals to the substrate. The substrate can be configured to receive the input signals and to transmit an output signal to an output device. In another embodiment, a plurality of substrates having a plurality of conductive paths can carry a plurality of acoustical transducers, and can be coupled together and recoupled to fit into different volumes.

Claims

1. An acoustical system, comprising:

a vehicle having an interior;

a substrate positioned in the interior of the vehicle and having a plurality of conductive paths, the substrate being operatively coupleable to an output device; and

a plurality of acoustical transducers carried by the substrate in the interior of the vehicle and positioned to form an array having at least two dimensions, the acoustical transducers being configured to sense sound and to transmit input signals to the substrate, the substrate being configured to receive the input signals and to transmit at least one output signal to the output device.

2. The system of claim 1 wherein the substrate includes a circuit board.

3. The system of claim 1 wherein the acoustical transducers include microphones.

4. The system of claim 1 wherein the output device includes a recorder.

5. The system of claim 1 wherein the output device includes a computer processor.

6. The system of claim 1 wherein the substrate is configured to transmit an output signal that is at least approximately the same as at least one of the input signals.

7. The system of claim 1 wherein the substrate is generally self-supporting.

8. The system of claim 1 wherein the plurality of acoustical transducers includes at least one acoustical transducer configured to sense sound and at least one acoustical transducer configured to transmit sound.

9. The system of claim 1 wherein at least one of the plurality of acoustical transducers carried by the substrate is further configured to transmit sound.

10. The system of claim 1 wherein the substrate includes a connector coupled to at least one of the conductive paths and wherein at least one of the acoustical transducers is coupled to the connector.

11. The system of claim 1 wherein the substrate includes a first substrate, and wherein the system further comprises at least one second substrate, with the first substrate being operatively coupleable to the output device via the at least one second substrate.

12. The system of claim 1 wherein the substrate is operatively coupleable to the output device via at least one cable.

13. The system of claim 1 wherein the substrate further includes a processing device coupled to at least one of the conductive paths and at least one of the acoustical transducers to process an input signal from the at least one acoustical transducer.

14. The system of claim 1 wherein the substrate further includes a processing device coupled to at least one of the conductive paths and at least one of the acoustical transducers to digitize an input signal from the at least one acoustical transducer.

15. The system of claim 1 wherein the substrate includes at least one of a resistor and a capacitor.

16. The system of claim 1 wherein the plurality of conductive paths includes at least one first conductive path and at least one second conductive path, the at least one first conductive path being configured to carry at least one of the input and output signals, and the at least one second conductive path being coupled to ground and located proximate to the at least one first conductive path to shield the first conductive path.

17. The system of claim 1 wherein the acoustical transducers are positioned to sense noise produced by at least one of the vehicle and an environment surrounding the vehicle.

18. An acoustical system, comprising:

a first substrate having a plurality of conductive paths, the first substrate being operatively coupleable to an output device;

at least one first acoustical transducer carried by the first substrate, the at least one first acoustical transducer being configured to sense sound and to transmit a first input signal to the first substrate, the first substrate being configured to receive the first input signal and to transmit a first output signal to the output device;

at least one second substrate having a plurality of conductive paths, the second substrate being operatively coupleable to the output device or another output device; and

at least one second acoustical transducer carried by the at least one second substrate, the at least one second acoustical transducer being configured to sense sound and to transmit a second input signal to the at least one second substrate, the at least one second substrate being configured to transmit a second output signal to the output device or the other output device, and the first and second substrates being coupled together to position the first and second acoustical transducers in an array having at least two dimensions.

19. The system of claim 18 wherein the first and second substrates are releasably coupled together.

20. The system of claim 18 wherein at least one of the first and second substrates is operatively coupleable to the output device via at least one cable.

23. The system of claim 18 wherein the first and second substrates are positionable relative to each other in a first configuration that conforms to a first volume of space and positionable relative to each other in a second configuration that conforms to a second volume of space different than the first volume of space.

24. The system of claim 18, further comprising a vehicle having an interior, the first and second substrates and the first and second acoustical transducers being positioned in the interior.

21. An acoustical system, comprising:

a first substrate having a plurality of conductive paths, the first substrate being operatively coupleable to an output device;

at least one first acoustical transducer carried by the first substrate, the at least one first acoustical transducer being configured to sense sound and to transmit a first input signal to the first substrate, the first substrate being configured to receive the first input signal and to transmit a first output signal to the output device;

at least one second substrate having a plurality of conductive paths, the second substrate being operatively coupleable to the output device or another output device; and

at least one second acoustical transducer carried by the at least one second substrate, the at least one second acoustical transducer being configured to sense sound and to transmit a second input signal to the at least one second substrate, the at least one second substrate being configured to transmit a second output signal to the output device or the other output device, and the first and second substrates being coupled together to position the first and second acoustical transducers in a spherical array.

22. An acoustical system, comprising:

a first substrate having a plurality of conductive paths, the first substrate being operatively coupleable to an output device;

at least one first acoustical transducer carried by the first substrate, the at least one first acoustical transducer being configured to sense sound and to transmit a first input signal to the first substrate, the first substrate being configured to receive the first input signal and to transmit a first output signal to the output device;

at least one second substrate having a plurality of conductive paths, the second substrate being operatively coupleable to the output device or another output device; and

at least one second acoustical transducer carried by the at least one second substrate, the at least one second acoustical transducer being configured to sense sound and to transmit a second input signal to the at least one second substrate, the at least one second substrate being configured to transmit a second output signal to the output device or the other output device, and the first and second substrates being coupled together to position the first and second acoustical transducers in a two dimensional rectilinear array.

25. An acoustical system, comprising:

a substrate having a plurality of conductive paths, the substrate being operatively coupleable to an output device; and

a plurality of acoustical transducers, including microphones, carried by the substrate and positioned to form an array having at least two dimensions, the acoustical transducers being configured to sense sound and to transmit input signals to the substrate, the substrate being configured to receive the input signals and to transmit at least one output signal to the output device.

26. An acoustical system, comprising:

a substrate having a plurality of conductive paths, the substrate being operatively coupleable to an output device that includes a recorder; and

a plurality of acoustical transducers carried by the substrate and positioned to form an array having at least two dimensions, the acoustical transducers being configured to sense sound and to transmit input signals to the substrate, the substrate being configured to receive the input signals and to transmit at least one output signal to the output device.

27. An acoustical system, comprising:

a substrate having a plurality of conductive paths, the substrate being operatively coupleable to an output device; and

a plurality of acoustical transducers carried by the substrate and positioned to form an array having at least two dimensions, the acoustical transducers being configured to sense sound and to transmit input signals to the substrate, wherein at least one acoustical transducer is configured to sense sound and at least one acoustical transducer is configured to transmit sound, the substrate being configured to receive the input signals and to transmit at least one output signal to the output device.

28. An acoustical system, comprising:

a substrate having a plurality of conductive paths, the substrate being operatively coupleable to an output device; and

a plurality of acoustical transducers carried by the substrate and positioned to form an array having at least two dimensions, the acoustical transducers being configured to sense sound and to transmit input signals to the substrate, wherein at least one of the acoustical transducers is further configured to transmit sound, the substrate being configured to receive the input signals and to transmit at least one output signal to the output device.

29. An acoustical system, comprising:

a substrate having a plurality of conductive paths, the substrate being operatively coupleable to an output device; and

a plurality of acoustical transducers carried by the substrate and positioned to form an array having at least two dimensions, the acoustical transducers being configured to sense sound and to transmit input signals to the substrate, the substrate being configured to receive the input signals and to transmit at least one output signal to the output device, wherein the substrate includes a first substrate, and wherein the system further comprises at least one second substrate, with the first substrate being operatively coupleable to the output device via the at least one second substrate.

30. An acoustical system, comprising:

a substrate having a plurality of conductive paths, the substrate being operatively coupleable to an output device; and

a plurality of acoustical transducers carried by the substrate and positioned to form an array having at least two dimensions, the acoustical transducers being configured to sense sound and to transmit input signals to the substrate, the substrate being configured to receive the input signals and to transmit at least one output signal to the output device, wherein the substrate further includes a processing device coupled to at least one of the conductive paths and at least one of the acoustical transducers to digitize an input signal from the at least one acoustical transducer.

31. An acoustical system, comprising:

a substrate having a plurality of conductive paths and including at least one of a resistor and a capacitor, the substrate being operatively coupleable to an output device; and

a plurality of acoustical transducers carried by the substrate and positioned to form an array having at least two dimensions, the acoustical transducers being configured to sense sound and to transmit input signals to the substrate, the substrate being configured to receive the input signals and to transmit at least one output signal to the output device.

32. An acoustical system, comprising:

a substrate having a plurality of conductive paths, the substrate being operatively coupleable to an output device; and

a plurality of acoustical transducers carried by the substrate and positioned to form an array having at least two dimensions, the acoustical transducers being configured to sense sound and to transmit input signals to the substrate, the substrate being configured to receive the input signals and to transmit at least one output signal to the output device, wherein the plurality of conductive paths includes at least one first conductive path and at least one second conductive path, the at least one first conductive path being configured to carry at least one of the input and output signals, and the at least one second conductive path being coupled to ground and located proximate to the at least one first conductive path to shield the first conductive path.