Partition controller for optical fiber transmission broadcast

Abstract

The utility model belongs to the technical field of optical fiber transmission, and particularly relates to an optical fiber transmission broadcast partition controller, which comprises an MCU (Microprogrammed Control Unit) local machine, an external control input unit, a manual control input unit, a power supply module, a memory, a state indicator, a logic control unit, a driving interface, an optical module, a volume controller and an audio input unit, the external control input unit, the manual control input unit, the memory and the logic control unit are electrically connected with the MCU in a one-to-one correspondence mode, the power supply module is electrically connected with the manual control input unit, one end of the volume controller is electrically connected with the logic control unit, and the other end of the volume controller is electrically connected with the audio input unit. One end of the driving interface is electrically connected with the logic control unit, and the other end of the driving interface is electrically connected with the optical module. According to the utility model, flexible control and management of different broadcast areas can be realized, and the operation convenience and the management efficiency of the broadcast system are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of optical fiber transmission, and in particular relates to an optical fiber transmission broadcast partition controller. Background Art

[0002] With the continuous progress and development of information technology, the media industry is gradually turning to the direction of digitalization and high-definition development. As a technical means of high-speed and long-distance data transmission, optical fiber transmission technology has great potential for the application prospects of radio and television transmission facilities. However, traditional optical fiber transmission has certain limitations in partition control and management, such as the inconvenience of remote-controlled partition broadcasting, the inability to display the working status of each partition broadcast in real time, and the lack of memory storage function in regional control. Therefore, it is necessary to develop a broadcast partition controller to solve these problems. Utility Model Content

[0003] The utility model aims to provide an optical fiber transmission broadcast partition controller to solve the problems existing in the prior art.

[0004] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is a fiber optic transmission broadcast partition controller, including an MCU, an external control input unit, a manual control input unit, a power module, a memory, a status indicator, a logic control unit, a drive interface, an optical module, a volume controller and an audio input unit. The external control input unit, the manual control input unit, the memory and the logic control unit are respectively electrically connected to the MCU, the power module is electrically connected to the manual control input unit, one end of the volume controller is electrically connected to the logic control unit, the other end of the volume controller is electrically connected to the audio input unit, one end of the drive interface is electrically connected to the logic control unit, and the other end of the drive interface is electrically connected to the optical module.

[0005] Preferably, the model of the MCU is STM32F407ZGT6.

[0006] Preferably, the model of the external control input unit is CD4053BE, and the model of the manual control input unit is E-Switch TL3315NF100Q.

[0007] Preferably, the model of the power module is LM7805.

[0008] Preferably, the memory model is W25Q128JVSIQ.

[0009] Preferably, the model of the status indicator is Kingbright L-1543ID.

[0010] Preferably, the model of the logic control unit is SN74LS00N.

[0011] Preferably, the model of the driving interface is MAX7219CNG, and the model of the optical module is SFH5841.

[0012] Preferably, the model of the volume controller is PGA2311, and the model of the audio input unit is WM8804GEDS / V.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] The utility model realizes remote partition broadcast control and management, and can digitize audio signals and transmit them to different broadcast areas through optical fibers. At the same time, remote broadcast partition control and management can be realized through the control of the microprocessor MCU, and independent control of different broadcast areas can be realized, including volume control, playback control, and switch control functions. Each partition can be independently controlled as needed, allowing users to remotely control and manage broadcast partitions through remote control devices or systems, which is convenient for users to manage broadcast equipment in an integrated manner. The device also has a manual control function, which is convenient for users to manually intervene and adjust when needed, and the manual control state has a memory storage function, which can save the last setting. The device is equipped with a status indicator, which can display the working status of each partition broadcast in real time, so that users can understand the current working status of each partition.

[0015] In general, the research and development of fiber optic transmission broadcast partition controller aims to provide an integrated and efficient remote broadcast partition control solution, which can realize flexible control and management of different broadcast areas and improve the operational convenience and management efficiency of the broadcast system. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the following is a brief introduction to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor.

[0017] Figure 1 The figure is a schematic diagram of the structure of a fiber optic transmission broadcast partition controller. DETAILED DESCRIPTION

[0018] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0019] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0020] In this embodiment, Figure 1 As shown, the specific design of the above-mentioned key components is described in detail below: an optical fiber transmission broadcast partition controller, including an MCU, an external control input unit, a manual control input unit, a power module, a memory, a status indicator, a logic control unit, a drive interface, an optical module, a volume controller and an audio input unit, wherein the external control input unit, the manual control input unit, the memory and the logic control unit are respectively electrically connected to the MCU in a one-to-one correspondence, the power module is electrically connected to the manual control input unit, one end of the volume controller is electrically connected to the logic control unit, the other end of the volume controller is electrically connected to the audio input unit, one end of the drive interface is electrically connected to the logic control unit, and the other end of the drive interface is electrically connected to the optical module, an audio signal is input into the device through the audio input unit, the MCU processes the audio signal, and controls the audio partition and volume parameters according to the signal of the external control input unit or the manual control input unit, the logic control unit The unit performs logical processing on the MCU control signal to determine the control instructions for each partition. The volume controller controls the volume of the audio signal according to the instructions of the logic control unit, and can realize volume adjustment within the partition. The driver interface converts the processed audio signal into an optical signal through the optical module, and transmits it to different broadcast areas through optical fiber. The external control input unit and the manual control input unit can communicate with the MCU through electrical connection to realize remote control and manual control of the broadcast partition. The status indicator can display the working status of each partition in real time, so that the user can understand the current playback status of each partition. The memory can be used to save the device's setting parameters or store audio data to ensure that the device can restore the last working status after power failure or restart. The optical fiber transmission broadcast partition controller realizes the control and transmission of audio signals in different broadcast partitions through MCU control, logical processing, audio processing and optical fiber transmission, and realizes the control function of remote partition broadcasting.

[0021] In order to more accurately realize the partition control and management of broadcasting, the model of the MCU is STM32F407ZGT6, the model of the external control input unit is CD4053BE, the model of the manual control input unit is E-Switch TL3315NF100Q, the model of the power module is LM7805, the model of the memory is W25Q128JVSIQ, and the model of the status indicator is Kingbright L-1543ID, the model of the logic control unit is SN74LS00N, the model of the driver interface is MAX7219CNG, the model of the optical module is SFH5841, the model of the volume controller is PGA2311, and the audio input unit is WM8804GEDS / V. These models have their own specific characteristics and advantages. The STM32 series microcontroller has rich peripheral interfaces and powerful performance, which is suitable for audio processing and control applications. It also has low power consumption and high stability. The external control input unit model CD4053BE: CD4053BE is a multiplexer / switch integrated circuit that can realize signal switching and selection. It is suitable for external control input applications with low power consumption and high reliability. The manual control input unit model E-Switch TL3315NF100Q: E-Switch TL3315NF100Q is a convenient manual switch that can be used for manual control input, with durability and stability. The power module model LM7805 is an integrated regulator module that can provide a stable 5V voltage output, suitable for powering the circuits of various modules. The memory model W25Q128JVSIQ: This flash memory has a large storage capacity and high-speed read and write performance. It can be used to store device setting parameters or audio data. The status indicator model Kingbright L-1543ID is a high-brightness LED indicator that can clearly display the working status of the device, making it easier for users to understand the operation of the device. The logic control unit model SN74LS00N is a high-speed CMOS logic gate chip suitable for logic control and signal processing applications, with fast response and strong anti-interference ability. The driver interface model MAX7219CNG: MAX7219CNG is an LED matrix driver chip suitable for controlling LED displays and can be used to drive optical modules to display device status information. The optical module model SFH5841: SFH5841 is a high-performance optocoupler module that can realize the transmission of optical signals, with stable optical coupling characteristics and high transmission speed. The volume controller model PGA2311: PGA2311 is a digital volume controller that can realize precise volume adjustment function, suitable for audio control applications, with high control accuracy and low distortion. The audio input unit model WM8804GEDS / V: WM8804GEDS / V is an audio decoder chip that can be used for audio signal input and decoding.With high-fidelity performance and stable audio processing capabilities, the above models and characteristics are combined to design and select these devices to effectively meet the functional requirements of the optical fiber transmission broadcast partition controller and improve the performance, stability and user experience of the equipment.

[0022] The contents not described in detail in this specification belong to the prior art known to professionals in this field.

[0023] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A fiber transmission broadcast partition controller, characterized in that: The invention comprises an MCU, an external control input unit, a manual control input unit, a power module, a memory, a status indicator, a logic control unit, a drive interface, an optical module, a volume controller and an audio input unit. The external control input unit, the manual control input unit, the memory and the logic control unit are respectively electrically connected to the MCU in a one-to-one correspondence. The power module is electrically connected to the manual control input unit. One end of the volume controller is electrically connected to the logic control unit. The other end of the volume controller is electrically connected to the audio input unit. One end of the drive interface is electrically connected to the logic control unit. The other end of the drive interface is electrically connected to the optical module.

2. The optical fiber transmission broadcast partition controller according to claim 1, characterized in that: The model of the MCU is STM32F407ZGT6.

3. The optical fiber transmission broadcast partition controller according to claim 2, characterized in that: The model of the external control input unit is CD4053BE, and the model of the manual control input unit is E-Switch TL3315NF100Q.

4. The optical fiber transmission broadcast partition controller according to claim 3, characterized in that: The model of the power module is LM7805.

5. The optical fiber transmission broadcast partition controller according to claim 4, characterized in that: The model of the memory is W25Q128JVSIQ.

6. The optical fiber transmission broadcast partition controller according to claim 5, characterized in that: The model number of the status indicator is Kingbright L-1543ID.

7. The optical fiber transmission broadcast partition controller according to claim 6, characterized in that: The model of the logic control unit is SN74LS00N.

8. The optical fiber transmission broadcast partition controller according to claim 7, characterized in that: The model of the driving interface is MAX7219CNG, and the model of the optical module is SFH5841.

9. The optical fiber transmission broadcast partition controller according to claim 8, characterized in that: The model of the volume controller is PGA2311, and the model of the audio input unit is WM8804GEDS / V.

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