TWM518650U - Platform of digital amplifier - Google Patents

Description

Digital amplifier platform

This creation is about a field of in-vehicle technology, especially a digital amplifier platform.

At present, the digital amplifier of the vehicle terminal generally has the following characteristics: the output power is fixed, and the pre-processor is a single type of processor. When people have high requirements on the audio equipment, the existing digital amplifier cannot meet the needs of the people, and the existing solution is solved. The way is to add a variety of preamps to the digital amplifier to meet the requirements of Manchu users.

To this end, there is an urgent need for a digital amplifier platform to overcome.

One of the purposes of this creation is to provide a digital amplifier platform with universal car speakers, expandable power, preamplifiers with both enthusiast and general purpose functions.

In order to achieve the above objectives, the digital amplifier platform of the present invention comprises a platform body and a printed circuit board. The printed circuit board is mounted on the platform body, and the plurality of function slot modules are disposed on the printed circuit board board. The printed circuit board is provided with a pre-standard processing module, an input module, a speaker output module and an independent The speaker input module and the input module are electrically connected with the front-level standard processing module and the function slot module, and the front-level standard processing module and the function slot module The electrical connection, the speaker output module and the independent speaker input module are electrically connected to the function slot modules respectively. Compared with the prior art, this creation has the functions of universal car speakers, expandable power, both fever and general purpose.

0‧‧‧ platform ontology

1‧‧‧PCB board

11‧‧‧Multiple function slot module

112‧‧‧Power Management Module

114‧‧‧Low power module

1141‧‧‧First four-channel low power extension unit

1142‧‧‧Second four-channel low power extension unit

116‧‧‧High power module

1161‧‧‧First four-channel high power extension unit

1162‧‧‧Second four-channel high power extension unit

117‧‧‧Pre-stage fever processing slot

118‧‧‧Pre-stage fever-class processing module

1181‧‧‧ Spectrum Analysis Unit

1182‧‧‧Upgrade processing unit

12‧‧‧Pre-standard standard processing module

13‧‧‧Input module

14‧‧‧ Speaker output module

141‧‧‧DSP serial output unit

15‧‧‧Independent speaker input module

FIG. 1 is a schematic structural view of a digital amplifier platform according to an embodiment of the present invention.

Figure 2 is a partial schematic view of the structure of Figure 1.

Figure 3 is a schematic view showing the structure of another part of Fig. 1.

Figure 4 is a block diagram of the homing power of 270W in one embodiment of the present invention.

The present invention will be further described below in conjunction with the drawings and embodiments, which is a preferred embodiment of the present invention.

Example 1:

Please refer to FIG. 1 to FIG. 4 together, which is a structural diagram, a partial structure diagram and a block diagram of a digital amplifier platform according to an embodiment of the present invention. As shown in the figure, the amplifier platform of the present invention comprises a platform body 0, a printed circuit board (PCB), hereinafter referred to as a PCB board, a plurality of function slot modules 11, and a pre-standard processing. The module 12, an input module 13, a speaker output module 14, and a separate speaker input module 15. The PCB board 1 is mounted on the platform body 0. The function slot modules 11 are disposed on the PCB board, the front-level standard processing module 12, the input module 13, the speaker output module 14 and the independent speaker input module. 15 is installed on the PCB board, and the input module 13 is electrically connected to the pre-standard processing module 12 and the function slot module 11 The quasi-type processing module 12 is electrically connected to the function slot module 11, and the speaker output module 14 and the independent speaker output module 15 are electrically connected to the function slot modules 11 respectively; specifically, the creation When the digital amplifier platform is in use, the user can select and set the corresponding power output through the function slot module 11 as needed, and input the sound quality parameters of each vehicle according to the USB, thereby making the creation improve the sound quality effect. Under the premise of better compatibility and so on.

First, in the implementation, the function slot module 11 includes a power socket (not shown) and a power management module 112 that is pluggably disposed in the power socket, and a low power slot. (not shown) and a low power module 114, a high power socket (not shown) that is pluggably disposed in the low power slot, and a high pluggable height in the high power slot The power module 116 and a pre-stage fever processing slot 117 and a pre-stage fever-class processing module 118 that is pluggably disposed in the pre-stage fever processing slot 117. Specifically, the low power module 114 includes a first four channel low power extension unit 1141 and a second four channel low power extension unit 1142. The first four-channel low-power expansion unit 1141 is electrically connected to the front-end standard processing module 12 and the speaker output module 14; the second four-channel low-power expansion unit 1142 and the front-level standard processing module 12 and the speaker The output module 14 is electrically connected. The high power processing module 116 includes a first four channel high power extension unit 1161 and a second four channel high power extension unit 1162. The first four-channel high-power extension unit 1161 is electrically connected to the pre-standard processing module 12, the power management module 112, and the speaker output module 114; the second four-channel high-power extension unit 1162 and the pre-standard type The processing module 12, the power management module 112, and the speaker output module 14 are electrically connected. The pre-stage fever-class processing module 118 includes a spectrum analysis unit 1181 and an upgrade processing unit 1182. The spectrum analysis unit 1181 is electrically connected to the input module 13 and the pre-standard processing module 12; the upgrade processing unit 1182 is electrically connected to the input module 13 and the pre-standard processing module 12.

More specifically, the specification parameters of the first four-channel low power extension unit 1141 and the second four-channel low power extension unit 1142 are 50Wx4, and the first four-channel high power extension unit 1161 and the second four-channel high The specification parameter of the power expansion unit 1162 is 135 Wx4. Further, the user can selectively use the first four-channel low power extension unit 1141, the second four-channel low power extension unit 1142, and the first four channels as needed. The high power extension unit 1161 and the second four-channel high power extension unit 1162 enable the present work to obtain corresponding power output and channel output according to requirements, so that the power output range of the creation is 100W~270W, and the channel The output can be extended to 16 channels; further, the spectrum analyzing unit 1181 has functions such as sound quality, time delay, frequency response, speaker crossover point and phase angle adjustment, and the spectrum analyzing unit 1181 transmits the adaptation information to the pre-standard processing. On the module 12, the creation can adjust the audio information such as the treble/middle/bass in the audio information, so that the creation does not need to modify the car speaker. Listen to good effect to achieve clinical grade fever; Still further, the user can be connected to the computer through the input module 13, upgrade to the creation by upgrading processing unit 1182. It should be noted that the pre-stage fever-level processing module 118 includes the TMS320DA783.

The input module 13 includes a USB input port, and the USB input port is disposed on the PCB board 1. Specifically, the user can connect to a smart device such as a computer through a USB input port, and input parameter information of each vehicle sound quality through the USB input port, the pre-stage The standard processing module 12 is adapted to the information of the pre-stage fever-level processing module 12, so that the creation has the functions of being compatible with each car speaker and having a fever-quality sound effect.

The speaker output module 14 includes a DSP serial output unit 141, and the DSP serial output unit 141 is connected to the function slot module 11; specifically, the serial output unit 141 and the first four-channel low power extension unit 1141 The second four-channel low power extension unit 1142, the first four channels are high The power expansion unit 1161 is electrically connected to the second four-channel high power extension unit 1662.

The pre-standard processing module 12 includes a first pre-standard processing unit 121 and a second pre-standard processing unit 122. The first pre-stage standard processing unit 121 is electrically connected to the function slot module 11 and the input module 13, and the second pre-stage standard processing unit is electrically connected to the function slot module 11 and the input module; The first pre-stage standard type processing unit 121 and the spectrum analyzing unit 1181, the upgrading processing unit 1182, the first four-channel low power extension unit 1141, the second four-channel low power extension unit 1142, and the first four channels are high. The power expansion unit 1161, the second four-channel high power extension unit 1162, and the independent speaker input module 15 are electrically connected; more specifically, the first pre-stage standard type processing unit 121 and the second pre-stage standard type processing unit 122 The FAS3108 wafer is included separately.

When the extended power is 70W, the user inputs the sound quality parameter to the spectrum analyzing unit 1181 or the upgrading processing unit 1182 through the input module 13 to adapt or upgrade, and transmits the adjusted or upgraded parameter information to the first pre-standard processing unit. 121 and the second pre-stage standard processing unit 122, the audio information is transmitted to the first pre-standard processing unit 121 and the second pre-standard processing unit 122. Further, the user can pass the input module 13 as needed. The first pre-standard processing unit 121 and the second pre-standard processing unit 122 input the sound quality parameter information, and the first pre-standard processing unit 121 and the second pre-standard processing unit 122 respectively process the processed audio information. The first four-channel low power extension unit 1141, the second four-channel low power extension unit 1142, the first four-channel high power extension unit 1161, and the second four-channel high power extension unit 1162 are transmitted to the DSP serial output. The unit 141 outputs the same; it should be noted that, in actual use, the user does not need to upgrade every time, and the user can select whether to upgrade according to actual needs.

As can be seen from the above description, the digital amplifier platform of the present creation can be used by the user. The power output combination mode is actively selected according to the need, so that the creation has the function of power expansion, and the function of the fever level and the easy upgrade is simultaneously provided by the creation, and further, the setting of the front-stage fever-level processing module 118 is made. When this application is re-applied, there is no need to modify the speaker of the vehicle, and it has better compatibility.

This new type is a novelty, progressive and available for industrial use. It should meet the requirements of patent applications stipulated in China's Patent Law. It is undoubtedly a new type of patent application, and the Prayer Council will grant patents as soon as possible. prayer.

However, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and the variations, shapes, structures, and spirits described in the scope of the present patent application are equivalent. Modifications are intended to be included in the scope of the present patent application.

0‧‧‧ platform ontology

112‧‧‧Power Management Module

114‧‧‧Low power module

1141‧‧‧First four-channel low power extension unit

1142‧‧‧Second four-channel low power extension unit

116‧‧‧High power module

1161‧‧‧First four-channel high power extension unit

1162‧‧‧Second four-channel high power extension unit

118‧‧‧Pre-stage fever-class processing module

13‧‧‧Input module

Claims (8)

A digital amplifier platform includes: a platform body; and a printed circuit board mounted on the platform body, the printed circuit board board is provided with a plurality of function slot modules, and the printed circuit board is provided with a pre-standard The processing module, an input module, a speaker output module and a separate speaker input module, the input module is electrically connected to the pre-standard processing module and the function slot module, the pre-stage The standard processing module is electrically connected to the function slot modules, and the speaker output module and the independent speaker input module are electrically connected to the function slot modules respectively. The digital amplifier platform of claim 1, wherein the function slot module comprises a power socket and a power management module and a low power slot that are pluggably disposed in the power socket And a low power module that is pluggably disposed in the low power slot, a high power socket, and a high power module that is pluggably disposed in the high power slot and a pre-stage fever processing plug a slot and a pre-stage fever-class processing module that is pluggably disposed in the pre-stage fever processing slot. The digital amplifier platform of claim 2, wherein the low power module comprises a first four channel low power extension unit and a second four channel low power extension unit, the first four channels are low The power expansion unit is electrically connected to the pre-standard processing module and the speaker output module, and the second four-channel low power expansion unit is electrically connected to the pre-standard processing module and the speaker output module. . The digital amplifier platform of claim 2, wherein the high power module comprises a first four channel high power extension unit and a second four channel high power extension unit, the first four channel high The power expansion unit is electrically connected to the pre-standard processing module, the power management module, and the speaker output module, and the second four-channel high power expansion unit and the pre-standard type The power module, the power management module and the speaker output module are electrically connected. The digital amplifier platform of claim 2, wherein the pre-stage fever-type processing module comprises: a spectrum analysis unit electrically connected to the input module and the pre-standard processing module; And an upgrade processing unit electrically connected to the input module and the pre-standard processing module. The digital amplifier platform of claim 1, wherein the input module comprises a USB input port, and the USB input port is disposed on the printed circuit board. The digital amplifier platform of claim 1, wherein the speaker output module comprises a DSP serial output unit, and the DSP serial output unit is electrically connected to the function slot modules. The digital amplifier platform of claim 1, wherein the pre-standard processing module comprises: a first pre-standard processing unit, and the functional slot module and the input module And a second pre-standard processing unit, and the functional slot module and the input module are electrically connected.