Monitor Transducer System and Manufacturing Method Thereof

Abstract

A microphone assembly comprises a housing having a top housing and a bottom housing fixed attached together, defining a volume. The microphone assembly further comprises a motor assembly and a circuit assembly disposed within the housing. The motor assembly includes a backplate and a diaphragm. The motor assembly further comprises a first end and a second end spaced apart by a central portion wherein a portion of the first and second ends fixedly attached to the inner surface of the top housing or the bottom housing. The circuit assembly includes a connecting lead for making contact with the diaphragm or a backplate. The circuit assembly is arranged in series with the motor assembly, but not stacked over or under the motor assembly.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

For a more complete understanding of the disclosure, reference should be made to the following detailed description and accompanying drawings wherein:

FIG. 1 is a block diagram of a listening device according to various embodiments of the present invention;

FIG. 2 is a perspective view of a transducer monitor system, in accordance with various embodiments of the present invention;

FIG. 3 is a perspective view of the transducer monitor system and a tubing assembly, in accordance with various embodiments of the present invention;

FIG. 4 is an exploded view of a thin microphone unit in accordance with various embodiments of the present invention;

FIG. 5 is a cross-sectional view of the thin microphone unit of FIG. 4; and

FIG. 6 is a cross-sectional view of another embodiment of a thin microphone unit, in accordance with various embodiments of the present invention.

Claims

1. A microphone assembly comprising: a housing, the housing having a top housing and a bottom housing defining a volume;a motor assembly, the motor assembly having a movable diaphragm and a backplate opposed to the movable diaphragm; anda circuit assembly, the circuit assembly including a connecting lead for making contact with the diaphragm or a backplate; wherein the circuit assembly and motor assembly are serially arranged in a non-stacked arrangement of the circuit assembly and motor assembly.

2. The microphone assembly of claim 1, wherein the circuit assembly is fixedly attached to the inner surface of the bottom housing.

3. The microphone assembly of claim 1, wherein an opening is formed on the bottom housing or the top housing and the circuit assembly extends into the opening and forms a portion of the housing.

4. The microphone assembly of claim 1, the motor assembly comprising a first end and a second end spaced apart by a central portion; wherein a portion of the first and second ends fixedly attach to an inner surface of the bottom housing.

5. The microphone assembly of claim 1, wherein the motor assembly divides the volume into a front volume and a back volume.

6. The microphone assembly of claim 5, wherein a sound port is formed on the bottom housing or the top housing communicating with the front volume, the sound port allows the acoustic signal to enter the microphone assembly.

7. The microphone assembly of claim 5, wherein a sound tube is acoustically coupled to the sound port.

8. The microphone assembly of claim 5, wherein a vent is formed on the bottom housing or the top housing, the vent communicating the front volume with the surrounding.

9. The microphone assembly of claim 8, comprising a member having a smaller vent, the smaller vent overlapping the vent.

10. A system comprising at least one microphone assembly, the microphone assembly comprising: a housing, the housing having a top housing and a bottom housing defining a volume; wherein a portion of the bottom housing or the top housing is tapered;a motor assembly and a circuit assembly, the circuit assembly including a connecting lead for making contact with the diaphragm or a backplate; wherein the circuit assembly and motor assembly are serially arranged in a non-stacked arrangement of the circuit assembly and motor assembly.

11. The system of claim 10, further comprising an opening formed on the bottom housing or the top housing, the circuit assembly extends into the opening and forms a portion of the housing.

12. The system of claim 10, wherein the motor assembly divides the volume into a front volume and a back volume.

13. The system of claim 10, comprising a sound port formed adjacent the tapered portion of the bottom housing or the top housing communicating with the front volume and allows an acoustic signal to enter the microphone assembly.

14. The system of claim 13, further comprising a sound tube, the sound tube having a passageway communicating with the sound port is fixedly attached to the microphone housing.

15. The system of claim 10, wherein the circuit assembly is fixedly attached to the inner surface of the bottom housing or the top housing.

16. The system of claim 10, the motor assembly comprising a first end and a second end spaced apart by a central portion; wherein a portion of the first and second ends fixedly attach to an inner surface of the bottom housing or the top housing.

17. The system of claim 10, further comprising at least one receiver assembly, wherein the receiver assembly is coupled to the microphone assembly.

18. The system of claim 17, the receiver assembly comprising a housing, wherein the receiver housing is fixedly coupled to an un-tapered portion of the microphone housing.

19. The system of claim 18, comprising a sound port formed on the receiver housing.

20. The system of claim 19, comprising a sound tube attached to the system the sound tube defining a first and a second passageway, the first passageway communicating with the microphone sound port and the second passageway communicating with the receiver sound port.

21. The system of claim 18, further comprising a sound tube, the sound tube attached to the receiver housing, such that a passageway of the sound tube communicates with the sound port.

22. The microphone assembly of claim 10, comprising a vent formed on volume with the surrounding.

23. The microphone assembly of claim 22, comprising a member having a smaller vent overlaps the vent.

24. A listening device comprising: an outside microphone for receiving acoustic energy and converting the acoustic energy into electrical signals;a processing circuit system electrically coupled to the outside microphone; anda transducer monitor system, the transducer monitor system comprising at least one inside microphone, the inside microphone having a motor assembly and a circuit assembly;wherein the circuit assembly and motor assembly are serially arranged in a non-stacked arrangement of the circuit assembly and motor assembly.

25. The listening device of claim 24, the transducer monitor system further comprising a receiver assembly, the receiver assembly being electrically coupled to the processing circuit system.

26. The listening device of claim 24, wherein the processing circuit system is selected from a group comprising a digital processing system, a sound measurement system, a filter system, a control signal system, a converter, a sound pressure level adjusting system, or combination thereof.

27. The listening device of claim 24, the outside microphone comprising a motor assembly and a circuit assembly, wherein the outside microphone circuit assembly and motor assembly are serially arranged in a non-stacked arrangement of the outside microphone circuit assembly and motor assembly.

28. A method of making a microphone assembly comprising: providing a housing, the housing including a top housing and a bottom housing;disposing a transducer including a motor assembly and a circuit assembly within the housing; andplacing the circuit assembly in series with the motor assembly in a non-stacked arrangement of the circuit assembly and the motor assembly.

29. The method of claim 27, comprising coupling the circuit assembly to the inner surface of the bottom housing.

30. The method of claim 27, comprising forming an opening on the bottom housing or top housing and extending the circuit assembly into the opening.

31. The method of claim 27, the motor assembly including a first end and a second end spaced apart by a central portion; the method comprising coupling a portion of the first and second ends to the inner surface of the bottom housing.

32. The method of claim 27, comprising providing a sound port on the bottom housing or the top housing, the sound port allowing the acoustic signal to enter the microphone assembly.

33. The method of claim 27, coupling a sound tube to the sound port.

34. The method of claim 27, forming a vent on the bottom housing or the top housing.

35. The method of claim 27, providing a member having a smaller vent and overlapping the smaller vent of the member over the vent of the bottom housing or the top housing.

36. A monitor system comprising a microphone assembly and a receiver assembly coupled together, the microphone assembly comprising: a housing, the housing having a top housing and a bottom housing defining a volume; wherein a portion of the bottom housing or the top housing is tapered;a motor assembly and a circuit assembly, the circuit assembly including a connecting lead for making contact with the diaphragm or a backplate; wherein the circuit assembly and motor assembly are serially arranged in a non-stacked arrangement of the circuit assembly and motor assembly.

37. The system of claim 36, further comprising an opening formed on the bottom housing or the top housing, the circuit assembly extends into the opening and forms a portion of the housing.

38. The system of claim 36, wherein the motor assembly divides the volume into a front volume and a back volume.

39. The system of claim 36, comprising a sound port formed adjacent the tapered portion of the bottom housing or the top housing communicating with the front volume and allows an acoustic signal to enter the microphone assembly.

40. The system of claim 39, further comprising a sound tube, the sound tube having a passageway communicating with the sound port is fixedly attached to the microphone housing.

41. The system of claim 36, wherein the circuit assembly is fixedly attached to the inner surface of the bottom housing or the top housing.

42. The system of claim 36, the motor assembly comprising a first end and a second end spaced apart by a central portion; wherein a portion of the first and second ends fixedly attach to an inner surface of the bottom housing or the top housing.

43. The system of claim 36, the receiver assembly comprising a housing, wherein the receiver housing is fixedly coupled to an un-tapered portion of the microphone housing.

44. The system of claim 43, comprising a sound port formed on the receiver housing.

45. The system of claim 45, comprising a sound tube attached to the system, the sound tube defining a first and a second passageway, the first passageway communicating with the microphone sound port and the second passageway communicating with the receiver sound port.

46. The system of claim 44, further comprising a sound tube, the sound tube attached to the receiver housing such that a passageway of the sound tube communicates with the sound port.

47. The microphone assembly of claim 36, comprising a vent formed on the bottom housing or the top housing of the microphone assembly, the vent communicating the volume with the surrounding.

48. The microphone assembly of claim 22, comprising a member having a smaller vent overlaps the vent.