Monitoring signal collector

Abstract

The utility model discloses a monitoring signal collector which comprises an FM demodulation module, a four-way audio switching module, an audio amplification distribution module, a network audio encoder, an MCU unit, a three-way analog audio input interface, a frequency modulation receiving antenna interface, a one-way signal source switcher analog audio input interface, a switching power supply and a human-computer interface unit. The FM demodulation module, the four-channel audio switching module, the audio amplification and distribution module, the switching power supply and the human-computer interface unit are connected to the MCU unit; the three-way analog audio input interface is connected to the four-way audio switching module, the frequency modulation receiving antenna interface is connected to the FM demodulation module, the FM demodulation module is connected to the audio amplification and distribution module, the audio amplification and distribution module is connected to the four-way audio switching module, and the four-way audio switching module is connected to the network audio encoder. The monitoring signal collector integrates multiple functions of frequency modulation and demodulation, audio storage, audio switching, audio monitoring and the like.

Description

Technical Field

[0001] The utility model relates to a monitoring signal collector. Background Art

[0002] A monitoring signal collector is a radio transmitter monitoring device that is primarily used to monitor and store FM radio audio signals. Existing monitoring signal collectors have relatively simple functions and low integration. Utility Model Content

[0003] The utility model provides a monitoring signal collector to solve the above-mentioned technical problems, specifically adopting the following technical solutions:

[0004] A monitoring signal collector, comprising: an FM demodulation module, a 4-channel audio switching module, an audio amplification and distribution module, a network audio encoder, an MCU unit, a 3-channel analog audio input interface, an FM receiving antenna interface, a 1-channel signal source switch analog audio input interface, a switching power supply, and a human-machine interface unit;

[0005] The FM demodulation module, the 4-way audio switching module, the audio amplification and distribution module, the switching power supply and the human-machine interface unit are connected to the MCU unit;

[0006] The 3-channel analog audio input interface is connected to the 4-channel audio switching module, the FM receiving antenna interface is connected to the FM demodulation module, the FM demodulation module is connected to the audio amplification and distribution module, the audio amplification and distribution module is connected to the 4-channel audio switching module, the 4-channel audio switching module is connected to the network audio encoder, and the network audio encoder is connected to the 1-channel source switch analog audio input interface.

[0007] Furthermore, the monitoring signal collector further includes a first TCP / IP interface, and the first TCP / IP interface is connected to the MCU unit.

[0008] Furthermore, the monitoring signal collector also includes an RS232 interface, and the RS232 interface is connected to the MCU unit.

[0009] Furthermore, the monitoring signal collector further includes a second TCP / IP interface, and the second TCP / IP interface is connected to the network audio encoder.

[0010] Furthermore, the monitoring signal collector further comprises a housing;

[0011] The FM demodulation module, the 4-way audio switching module, the audio amplification and distribution module, the network audio encoder, the MCU unit and the switching power supply are arranged in the housing;

[0012] The three-way analog audio input interface, the FM receiving antenna interface, the one-way source switch analog audio input interface, the first TCP / IP interface, the RS232 interface, the second TCP / IP interface and the human-machine interface unit are arranged on the housing.

[0013] Furthermore, the human-machine interface unit includes a display and control buttons, and the display and the control buttons are arranged on the housing.

[0014] Furthermore, the switching power supply is a dual-switching power supply.

[0015] Furthermore, the monitoring signal collector further comprises a dual power switch;

[0016] The dual power switch is connected to the dual switch power supply;

[0017] The dual power switch is arranged on the housing.

[0018] Furthermore, the monitoring signal collector also includes dual power indicator lights;

[0019] The dual power indicator light is connected to the dual switching power supply;

[0020] The dual power indicator lights are arranged on the housing.

[0021] Furthermore, the monitoring signal collector also includes a communication unit, which is connected to the MCU unit.

[0022] The utility model is beneficial in that the monitoring signal collector provided integrates multiple functions such as FM demodulation, audio storage, audio switching, and audio monitoring. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0024] Figure 1 It is a schematic diagram of a monitoring signal collector of the present utility model. DETAILED DESCRIPTION

[0025] The following describes in detail embodiments of the present invention. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to explain the present invention, and should not be construed as limiting the present invention.

[0026] In the description of this utility model, unless otherwise specified or limited, the terms "connected," "connect," and "fixed" should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection or electrical connection; direct connection or indirect connection through an intermediate medium; internal communication between two components or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0027] In the present invention, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature between them. Moreover, a first feature being "above," "above," and "above" a second feature may include the first feature being directly above or obliquely above the second feature, or may simply mean that the first feature is higher in level than the second feature. A first feature being "below," "below," and "below" a second feature may include the first feature being directly below or obliquely below the second feature, or may simply mean that the first feature is lower in level than the second feature.

[0028] like Figure 1 The present invention shows a monitoring signal collector, comprising an FM demodulation module, a 4-channel audio switching module, an audio amplification and distribution module, a network audio encoder, an MCU unit, a 3-channel analog audio input interface, an FM receiving antenna interface, a 1-channel analog audio input interface for a signal source switcher, a switching power supply, and a human-machine interface unit. The FM demodulation module, the 4-channel audio switching module, the audio amplification and distribution module, the switching power supply, and the human-machine interface unit are connected to the MCU unit. The 3-channel analog audio input interface is connected to the 4-channel audio switching module, the FM receiving antenna interface is connected to the FM demodulation module, the FM demodulation module is connected to the audio amplification and distribution module, the audio amplification and distribution module is connected to the 4-channel audio switching module, the 4-channel audio switching module is connected to the network audio encoder, and the network audio encoder is connected to the 1-channel analog audio input interface for a signal source switcher.

[0029] The three analog audio input interfaces connect one channel to the main encoder audio, one channel to the backup encoder audio, and one channel to the source switcher output audio. The FM demodulation module receives FM demodulated audio in real time and sends it to the audio amplification and distribution module. The four-channel audio switching module selects and switches the demodulated audio, the decoded audio from the external main and backup decoders, and the output audio from the source switcher, and then sends the monitoring audio to the network audio encoder. The network audio encoder is responsible for the compressed encoding transmission and local storage of the monitoring audio. The MCU controls the monitoring audio channel switching and reads the monitoring channel status and demodulated audio level status in real time.

[0030] In an embodiment of the present application, the monitoring signal collector further includes a first TCP / IP interface connected to the MCU unit. The monitoring signal collector further includes an RS232 interface connected to the MCU unit. The monitoring signal collector further includes a second TCP / IP interface connected to the network audio encoder.

[0031] In an embodiment of the present application, the monitoring signal collector further comprises a housing. An FM demodulation module, a four-channel audio switching module, an audio amplification and distribution module, a network audio encoder, an MCU unit, and a switching power supply are disposed within the housing. Also disposed within the housing are a three-channel analog audio input interface, an FM receiving antenna interface, a one-channel analog audio input interface for a signal source switcher, a first TCP / IP interface, an RS232 interface, a second TCP / IP interface, and a human-machine interface unit.

[0032] In the embodiment of the present application, the human-machine interface unit includes a display and control buttons, which are arranged on the housing. The human-machine interface unit may also include some LED display lights or other lights indicating related functions.

[0033] In an embodiment of the present application, the switching power supply is a dual-switching power supply. Specifically, the monitoring signal collector further includes a dual power switch. The dual power switch is connected to the dual-switching power supply. The dual power switch is disposed on the housing. The monitoring signal collector further includes a dual power indicator light. The dual power indicator light is connected to the dual-switching power supply. The dual power indicator light is disposed on the housing.

[0034] In an embodiment of the present application, the monitoring signal collector further includes a communication unit connected to the MCU unit. The communication unit receives and parses external instructions through a protocol and transmits them to the MCU unit, and at the same time feeds back the device status to the remote monitoring device, thereby realizing remote monitoring.

[0035] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the above embodiments do not limit the present invention in any form, and any technical solution obtained by equivalent replacement or equivalent transformation falls within the scope of protection of the present invention.

Claims

1. A monitoring signal collector, characterized in that: Includes: FM demodulation module, 4-channel audio switching module, audio amplification and distribution module, network audio encoder, MCU unit, 3-channel analog audio input interface, FM receiving antenna interface, 1-channel source switch analog audio input interface, switching power supply and human-machine interface unit; The FM demodulation module, the 4-way audio switching module, the audio amplification and distribution module, the switching power supply and the human-machine interface unit are connected to the MCU unit; The 3-channel analog audio input interface is connected to the 4-channel audio switching module, the FM receiving antenna interface is connected to the FM demodulation module, the FM demodulation module is connected to the audio amplification and distribution module, the audio amplification and distribution module is connected to the 4-channel audio switching module, the 4-channel audio switching module is connected to the network audio encoder, and the network audio encoder is connected to the 1-channel source switch analog audio input interface.

2. The monitoring signal collector according to claim 1, characterized in that: The monitoring signal collector further includes a first TCP / IP interface, and the first TCP / IP interface is connected to the MCU unit.

3. The monitoring signal collector according to claim 2, characterized in that: The monitoring signal collector further comprises an RS232 interface, and the RS232 interface is connected to the MCU unit.

4. The monitoring signal collector according to claim 3, characterized in that: The monitoring signal collector further includes a second TCP / IP interface, and the second TCP / IP interface is connected to the network audio encoder.

5. The monitoring signal collector according to claim 4, characterized in that: The monitoring signal collector further comprises a housing; The FM demodulation module, the 4-way audio switching module, the audio amplification and distribution module, the network audio encoder, the MCU unit and the switching power supply are arranged in the housing; The three-way analog audio input interface, the FM receiving antenna interface, the one-way source switch analog audio input interface, the first TCP / IP interface, the RS232 interface, the second TCP / IP interface and the human-machine interface unit are arranged on the housing.

6. The monitoring signal collector according to claim 5, characterized in that: The human-machine interface unit includes a display and control buttons, and the display and the control buttons are arranged on the housing.

7. The monitoring signal collector according to claim 5, characterized in that: The switching power supply is a dual-switching power supply.

8. The monitoring signal collector according to claim 7, characterized in that: The monitoring signal collector also includes a dual power switch; The dual power switch is connected to the dual switch power supply; The dual power switch is arranged on the housing.

9. The monitoring signal collector according to claim 8, characterized in that: The monitoring signal collector also includes dual power indicator lights; The dual power indicator light is connected to the dual switching power supply; The dual power indicator lights are arranged on the housing.

10. The monitoring signal collector according to claim 1, characterized in that: The monitoring signal collector further includes a communication unit, which is connected to the MCU unit.

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