TW202008801A - Expandable signal collection or transmission module capable of assembling (expanding) an array of a microphone and/or a speaker, or adjusting an area of the array of the microphone and/or the speaker - Google Patents

Abstract

An expandable signal collection or transmission module includes a casing which is provided thereon with a sound receiving element or a sound transmitting element, a circuit board module, at least one hardware interface, a jointing portion, and a jointed portion. The circuit board module is provided with a controller. The controller is provided with an analog-to-digital converter. The sound receiving element or sound transmitting element is electrically connected to the controller via the circuit board module. The controller is electrically connected to the hardware interface via the circuit board module. The jointing portion and the jointed portion are disposed on an outer surface of the casing. Therefore, the expandable signal collection or transmission module designed as a single unit can be used to constitute an assemblable single receiver or transmitter, so that the present invention can be used if needed for assembling (expanding) an array of a microphone and/or a speaker, or adjusting an area of the array of the microphone and/or the speaker (changing size and performance), so as to achieve the effect of providing adjustment flexibility to the array of the microphone and/or the speaker.

Description

Scalable signal collection or sending module

The invention is a signal collection or transmission module, especially an expandable signal collection or transmission module.

Common sound source detection (detection of position, position, movement) has a wide range of applications, such as sonar detection (radar), wireless communication, video conferencing systems, etc. And in the microphone array, for example, it is trying to estimate the time delay between the sound reaching the two microphones, and then using the geometric relationship between the sound source and the microphone array to estimate the (arrival) angle of the sound source.

Therefore, Republic of China Patent No. I616811 discloses a "system for acoustic monitoring, single-chip system, mobile computing device, computer program product and method", which is shown in Figures 1 and 2 of the case of I616811. The structure in 1 mainly reveals the acoustic monitoring system and the microphone array included in the acoustic monitoring system. The structure of the microphone array is shown in FIG. 2.

In this technical solution, the microphone array is provided with a plurality of microphone devices fixed on a fixed and unmodifiable mechanism module or board. Therefore, the number of the microphone devices is mainly based on the original design, for example, FIG. 2 The 8x8 microphone array shown in the figure cannot adjust the size of the microphone array at any time (which will affect the size and performance). For example, it cannot be adjusted from the 8x8 microphone array (immediately) to a 4x4 microphone array. That is, the microphone array has no adjustment flexibility and must be redesigned. Microphone array.

In view of the practice, the present invention aims to solve and improve the problems and defects in the practice.

In order to achieve the above object, the present invention provides an expandable signal collection or transmission module, which includes: a housing provided with a sound receiving element or a sound transmitting element, a circuit board module, and at least one hard A body interface, a coupling portion and a coupled portion, a controller is provided on the circuit board module, the controller is provided with an analog-to-digital converter, and the sound receiving element or sound transmitting element is electrically connected through the circuit board module Connected to the controller, the controller is electrically connected to the hardware interface via the circuit board module, and the coupling portion and the coupled portion are disposed on the outer surface of the housing.

Preferably, the coupling portion is a convex portion of the fitting groove, and the coupled portion is a fitting groove.

Preferably, the coupling portion is a cylinder, and the coupled portion is a groove.

Preferably, the sound receiving element is a microphone device, and the sound sending element is a speaker device.

Therefore, an expandable signal collection or transmission module designed by a single unit constitutes a assembleable single receiver or transmitter, so as to allow the creation flexibility to (expand) the assembly of microphones and/or speaker arrays or by Adjust the size of the microphone and/or speaker array (change the size and performance) to achieve the flexibility of the microphone and/or speaker array being adjusted.

〔this invention〕

10‧‧‧Expandable signal collection or sending module

1‧‧‧Housing

2‧‧‧Radio component

3‧‧‧ circuit board module

4‧‧‧Hardware interface

5‧‧‧Joint

6‧‧‧bonded part

7‧‧‧Controller

8‧‧‧Analog to Digital Converter

100‧‧‧Institution

200‧‧‧fitting groove

9‧‧‧Sound sending component

The first figure is a schematic diagram of a three-dimensional structure of an expandable signal collection or transmission module according to a preferred embodiment of the present invention.

The second figure is a schematic diagram of the three-dimensional structure and pre-action schematic diagram of the expandable signal collection or transmission module of the preferred embodiment of the present invention for expansion assembly.

The third figure is a schematic diagram of the three-dimensional structure and post-operation of the expandable signal collection or transmission module of the preferred embodiment of the present invention for expansion assembly.

The fourth figure is a block diagram of the expandable signal collection module of the preferred embodiment of the present invention.

The fourth diagram A is a schematic diagram of the block structure and control actions of the expandable signal collection module of the preferred embodiment of the present invention.

The fifth figure is a schematic block diagram of an expandable signal transmission module according to a preferred embodiment of the present invention.

The fifth diagram A is a schematic diagram of the block structure and control actions of the expandable signal transmission module according to the preferred embodiment of the present invention.

The sixth figure is a schematic diagram of the structure and the pre-action schematic diagram of the expandable signal collection or transmission module according to the preferred embodiment of the present invention, where the joint part is set as a cylinder and the joint part is set as a groove for expansion assembly.

The seventh figure is a schematic diagram of the structure and operation after expansion assembly of the expandable signal collection or transmission module of the preferred embodiment of the present invention, where the joint part is set as a cylinder and the joint part is set as a groove.

The eighth figure is an expandable signal collection or transmission module according to a preferred embodiment of the present invention, which is installed on an array-designed and ready-to-move mobile microphone device and/or speaker device to form an array, and its three-dimensional decomposition Schematic.

In order for your reviewing committee to clearly understand the content of the present invention, the following embodiments are illustrated with drawings and symbols, so please refer to it.

Referring to the first figure, the present invention provides an expandable signal collection or sending module 10, which includes: a housing 1.

Wherein, the housing 1 is provided with a sound receiving element 2 or a sound transmitting element 9, a circuit board module 3, two hardware interfaces 4, a joint part 5 and a joined part 6, the circuit board module 3 A controller 7 is provided on the controller 7, and the controller 7 is provided with an analog-to-digital converter 8, and the sound receiving element 2 or sound transmitting element 9 is electrically connected to the controller 7 via the circuit board module 3, and the controller 7 passes The circuit board module 3 is electrically connected to the two hardware interfaces 4. The coupling portion 5 and the coupled portion 6 are disposed on the outer surface of the housing 1.

In this embodiment, the housing 1 may be a closed or unclosed structure, and the sound receiving element 2 is preferably a microphone device. The microphone device may be a miniature microphone, and the sound transmitting element 9 is a speaker device. Moreover, the two hardware interfaces 4 may include a structure of connector joints, electrical contacts, etc., such as electrical contacts of a serial peripheral interface (SPI, Serial Peripheral Interface) or I ² C bus electrical contacts, etc. . The controller 7 is, for example, a microcontroller (MCU), a central processing unit (CPU) or a digital signal processor (DSP), etc. Therefore, the analog-to-digital converter 8 (ADC) It can be integrated into a chip with the controller 7 and can also be set independently. In addition, the coupling portion 5 may be a convex portion of the fitting groove, and the coupled portion 6 may be a corresponding fitting groove.

Therefore, please continue to refer to the second to fifth figures, in which the present invention can be expanded and assembled, and a plurality of expandable signal collection or transmission modules 10 can be arranged to form a microphone and/or speaker array, please first Referring to the second and third figures, wherein between every two expandable signal collection or transmission modules 10, the joint part 5 of one expandable signal collection or transmission module 10 and the other expandable The coupled parts 6 of the type signal collection or transmission module 10 are combined with each other (the fitting groove convex part is embedded in the fitting groove), so that each expandable signal collection or transmission module 10 is arranged and fixed to each other. At the same time, please refer to the fourth picture, the fourth picture A, the fifth picture, and the fifth picture A as shown. When the convex part of the fitting groove is inserted into the fitting groove, one of the expandable signal collection or sending modules The hardware interface 4 of the group 10 is (electrically) connected to the hardware interface 4 of another expandable signal collection or transmission module 10 to serially connect each expandable signal collection or transmission module 10 and form a microphone And/or the speaker array, as shown in the figure is an example of a microphone array of 1x4, of course, it can also be set to a microphone array of 2x8 or 3x16, which is only for illustration and not limited thereto. In this embodiment, the mutual (electrical) connection of the individual hardware interfaces 4 between every two expandable signal collection or sending modules 10, in addition to providing a connecting cable (Cable), can also pass through the adapter , Wires (cables), (bus) cables or similar devices that can be directly coupled. This connection (coupling) can facilitate the generation of communications such as a voltage supply, digital signals and/or analog signals.

Therefore, the expandable signal collection or transmission module 10 designed by a single unit constitutes a single assembleable receiver or transmitter, so that the creation flexibility can be (extended) to assemble a microphone and/or speaker array or By adjusting the size of the microphone and/or speaker array (changing the size and performance), the microphone and/or speaker array can be adjusted with flexibility.

Please refer to the sixth and seventh figures again, wherein the coupling portion 5 may be a cylinder, and the coupled portion 6 may be a corresponding groove, and the cylinder and the groove are embedded with each other. Therefore, the expansion assembly of each expandable signal collection or transmission module 10 of the present invention can be more convenient and fast.

And preferably, as shown in the eighth figure, the expandable signal collection or transmission module 10 of the present invention can be implemented on a microphone and/or speaker array mechanism 100, which may include a control motherboard, a display, and options Buttons, cameras, networks, antennas, various hardware and software components, etc. are used in multi-function collection devices or modules of microphone and/or speaker arrays or handheld mobile electronic devices, so that more than a plurality of scalable signals can be collected or sent The module 10 can be assembled on the mechanism 100 flexibly and quickly. Therefore, the mechanism 100 may be designed as a panel or a disk and provided with a plurality of fitting grooves 200, each of which is capable of collecting or expanding signals. The sending module 10 can be quickly fitted into each of the fitting grooves 200 (each expandable signal collection or sending module 10 has the fitting portion 5 as the fitting groove convex portion and the joined portion 6 as the fitting groove Respectively corresponding to the fitting grooves 200), so that each of the expandable signal collection or sending modules 10 is communicatively connected to the control main board (not shown) on the mechanism 100, so that the present invention can be achieved The rapid assembly of the microphone and/or speaker array makes it easy to expand and disassemble.

And preferably, when the expandable signal collection or transmission module 10 is simultaneously expanded and assembled to form a microphone and speaker array, the sound signals received by the microphone array can be processed using algorithms such as beamforming and triangulation to calculate each The energy distribution in angle (the sound arrival angle) is used to determine the sound source orientation, and then the sound source orientation is used to make the horn array send sounds or sounds in the orientation, so as to determine the sound source orientation and send the sound or sound in the orientation.

The above discussion is only a preferred embodiment of the present invention and is not intended to limit the scope of implementation of the present invention; therefore, equivalent modifications, combinations, substitutions, or conversions made without departing from the spirit and scope of the present invention , Should be covered within the scope of the patent application of the present invention.

10‧‧‧Expandable signal collection or sending module

1‧‧‧Housing

2‧‧‧Radio component

3‧‧‧ circuit board module

4‧‧‧Hardware interface

5‧‧‧Joint

6‧‧‧bonded part

7‧‧‧Controller

8‧‧‧Analog to Digital Converter

9‧‧‧Sound sending component

Claims (4)

An expandable signal collection or transmission module, comprising: a housing provided with a radio component or a voice transmission component, a circuit board module, at least a hardware interface, a coupling part and a quilt In the combination part, a controller is provided on the circuit board module, the controller is provided with an analog-to-digital converter, and the sound receiving element or the sound transmitting element is electrically connected to the controller via the circuit board module, and the controller passes The circuit board module is electrically connected to the hardware interface, and the coupling portion and the coupled portion are disposed on the outer surface of the housing. The expandable signal collection or transmission module as described in item 1 of the patent application scope, wherein the joint portion is a convex portion of the fitting groove, and the joined portion is a fitting groove. The expandable signal collection or transmission module as described in item 1 of the patent application scope, wherein the joint part is a cylinder, and the joint part is a groove. The expandable signal collection or transmission module as described in item 1 of the patent scope, wherein the sound receiving element is a microphone device and the sound sending element is a speaker device.

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