Multi-interface gateway cascade equipment and signal conversion method thereof

Abstract

The invention relates to the technical field of communication, in particular to multi-interface gateway cascade equipment and a signal conversion method thereof. The multi-interface gateway cascade equipment comprises a wired network interface module, a wireless gateway module, a serial port module, a two-core wire module, a signal conversion module and a control module, the wired network interface module, the wireless gateway module, the serial port module and the two core wire modules are electrically connected with the signal conversion module respectively; the wired network interface module, the wireless gateway module, the serial port module, the two core wire modules and the signal conversion module are electrically connected with the control module respectively, flexible conversion and cascading of multiple communication interfaces are supported, and the interface compatibility problem is solved. Through an efficient signal conversion algorithm and hardware design, low-delay and high-precision signal conversion is realized. And in combination with an error detection and correction algorithm, the stability and reliability of data transmission are ensured.

Description

Technical Field

[0001] The present invention relates to the field of communication technology, and in particular to a multi-interface gateway cascade device and a signal conversion method thereof. Background Art

[0002] With the increasing popularity of the Internet of Things (IoT) and smart devices, various communication interfaces (such as Ethernet, Wi-Fi, ZigBee, RS-232, and RS-485) are increasingly being used across various devices and systems. However, differences in communication protocols and data formats between these interfaces hinder interoperability. Currently, most gateway devices on the market are single-function, typically supporting only one or a few communication interfaces and lacking the flexibility to convert and connect multiple interfaces. Furthermore, existing devices suffer from low efficiency, high latency, and poor compatibility in signal conversion and data transmission, making them difficult to meet the demands of complex application scenarios. Summary of the Invention

[0003] In view of this, an object of the present invention is to provide a multi-interface gateway cascade device and a signal conversion method thereof to solve the problems mentioned in the above background technology.

[0004] In order to achieve the above object, the technical solution adopted by the present invention is: A multi-interface gateway cascade device includes a wired network interface module, a wireless gateway module, a serial port module, a two-core wire module, a signal conversion module and a control module; The wired network interface module, wireless gateway module, serial port module and two-core wire module are electrically connected to the signal conversion module respectively; the wired network interface module, wireless gateway module, serial port module, two-core wire module and signal conversion module are electrically connected to the control module respectively; the signal conversion module is used for signal conversion and data transmission between different interfaces; the control module is used to manage the working status and data flow of each module.

[0005] Furthermore, the wired network interface module includes a wired network interface, which is used to connect to Ethernet; the wireless gateway module includes a wireless gateway interface, which is used to connect to WiFi or ZigBee; the serial port module includes a serial port interface, which is used to connect to an RS-232 interface or an RS-485 interface; the two-core wire module includes a two-core wire interface, which is used to connect analog signals and digital signals.

[0006] Furthermore, the signal conversion module includes a data receiving interface and a signal conversion interface; the data receiving interface is used to receive data from each interface and forward it to the signal conversion interface; the signal conversion interface is used to call multiple preset signal conversion algorithms to perform signal conversion on the received data.

[0007] Furthermore, the signal conversion algorithm includes an analog signal to digital signal algorithm and a digital signal to analog signal algorithm.

[0008] Furthermore, the control module includes a control instruction interface, and the control instruction interface is used to send control instructions to each module.

[0009] A signal conversion method for a multi-interface gateway cascade device comprises the following steps: S1, receiving data from the wired network interface module, wireless gateway module, serial port module and two-core wire module; S2. Perform signal conversion on the received data and output the converted data.

[0010] Furthermore, step S2 is specifically as follows: Call multiple preset signal conversion algorithms to perform signal conversion on the received data respectively, and output the converted signals.

[0011] Furthermore, step S2 is specifically as follows: The working status of each module is obtained through the control module, and the corresponding signal conversion algorithm is called from the database according to the working status. The received data is converted into signals and output after the signal conversion.

[0012] Furthermore, the signal conversion algorithm includes an analog signal to digital signal algorithm and a digital signal to analog signal algorithm.

[0013] The beneficial effects of the present invention are: The present invention provides a multi-interface gateway cascade device and a signal conversion method thereof, wherein the multi-interface gateway cascade device includes a wired network interface module, a wireless gateway module, a serial port module, a two-core cable module, a signal conversion module, and a control module; the wired network interface module, the wireless gateway module, the serial port module, and the two-core cable module are electrically connected to the signal conversion module; the wired network interface module, the wireless gateway module, the serial port module, the two-core cable module, and the signal conversion module are electrically connected to the control module, thereby achieving flexible conversion and cascading support for multiple communication interfaces and resolving interface compatibility issues. Through an efficient signal conversion algorithm and hardware design, low-latency, high-precision signal conversion is achieved. In combination with an error detection and correction algorithm, the stability and reliability of data transmission are ensured. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 Shown is a structural block diagram of a multi-interface gateway cascade device of the present invention; Figure 2 Shown is a flowchart of the steps of a signal conversion method of a multi-interface gateway cascade device of the present invention; Description of Figure Numbers: 1. Wired network interface module; 2. Wireless gateway module; 3. Serial port module; 4. Two-core wire module; 5. Signal conversion module; 6. Control module. DETAILED DESCRIPTION

[0015] The present invention will be further described below with reference to the accompanying drawings and specific embodiments: like Figure 1 As shown, the present invention provides a multi-interface gateway cascade device, including a wired network interface module, a wireless gateway module, a serial port module, a two-core line module, a signal conversion module and a control module; The wired network interface module, wireless gateway module, serial port module and two-core wire module are electrically connected to the signal conversion module respectively; the wired network interface module, wireless gateway module, serial port module, two-core wire module and signal conversion module are electrically connected to the control module respectively; the signal conversion module is used for signal conversion and data transmission between different interfaces; the control module is used to manage the working status and data flow of each module.

[0016] From the above description, it can be seen that the present invention has the following beneficial effects: The present invention provides a multi-interface gateway cascade device, comprising a wired network interface module, a wireless gateway module, a serial port module, a two-core cable module, a signal conversion module, and a control module. The wired network interface module, wireless gateway module, serial port module, and two-core cable module are each electrically connected to the signal conversion module; the wired network interface module, wireless gateway module, serial port module, two-core cable module, and signal conversion module are each electrically connected to the control module, enabling flexible conversion and cascading of multiple communication interfaces, thus resolving interface compatibility issues. Through efficient signal conversion algorithms and hardware design, low-latency, high-precision signal conversion is achieved. Combined with error detection and correction algorithms, the device ensures stable and reliable data transmission.

[0017] Furthermore, the wired network interface module includes a wired network interface, which is used to connect to Ethernet; the wireless gateway module includes a wireless gateway interface, which is used to connect to WiFi or ZigBee; the serial port module includes a serial port interface, which is used to connect to an RS-232 interface or an RS-485 interface; the two-core wire module includes a two-core wire interface, which is used to connect analog signals and digital signals.

[0018] From the above description, it can be seen that through the above specific structure, multi-interface integration is achieved to meet various application scenarios.

[0019] Furthermore, the signal conversion module includes a data receiving interface and a signal conversion interface; the data receiving interface is used to receive data from each interface and forward it to the signal conversion interface; the signal conversion interface is used to call multiple preset signal conversion algorithms to perform signal conversion on the received data.

[0020] As can be seen from the above description, by calling multiple preset signal conversion algorithms to perform signal conversion on the received data, it can be applied to various application scenarios.

[0021] Furthermore, the signal conversion algorithm includes an analog signal to digital signal algorithm and a digital signal to analog signal algorithm.

[0022] From the above description, it can be seen that the analog-to-digital conversion function can be realized.

[0023] Furthermore, the control module includes a control instruction interface, and the control instruction interface is used to send control instructions to each module.

[0024] From the above description, it can be seen that the working status and data flow of each module can be managed through the control instruction interface.

[0025] See Figure 2 The present invention provides a signal conversion method for a multi-interface gateway cascade device, comprising the following steps: S1, receiving data from the wired network interface module, wireless gateway module, serial port module and two-core wire module; S2. Perform signal conversion on the received data and output the converted data.

[0026] From the above description, it can be seen that the present invention has the following beneficial effects: The present invention provides a signal conversion method for a multi-interface gateway cascade device. This method receives data from a wired network interface module, a wireless gateway module, a serial port module, and a two-core cable module; performs signal conversion on each received data, and then outputs the converted data. This method supports flexible conversion and cascading of multiple communication interfaces, resolving interface compatibility issues. Through efficient signal conversion algorithms and hardware design, low-latency, high-precision signal conversion is achieved. Incorporating error detection and correction algorithms ensures stable and reliable data transmission.

[0027] Furthermore, step S2 is specifically as follows: Call multiple preset signal conversion algorithms to perform signal conversion on the received data respectively, and output the converted signals.

[0028] As can be seen from the above description, by calling multiple preset signal conversion algorithms to perform signal conversion on the received data, it can be applied to various application scenarios.

[0029] Furthermore, step S2 is specifically as follows: The working status of each module is obtained through the control module, and the corresponding signal conversion algorithm is called from the database according to the working status. The received data is converted into signals and output after the signal conversion.

[0030] From the above description, it can be seen that the corresponding signal conversion algorithm can be called from the database according to the working status of each module, thereby avoiding unnecessary signal conversion, improving the response rate, and facilitating user experience.

[0031] Furthermore, the signal conversion algorithm includes an analog signal to digital signal algorithm and a digital signal to analog signal algorithm.

[0032] From the above description, it can be seen that the analog-to-digital conversion function can be realized.

[0033] Several preferred embodiments or application examples are listed below to help those skilled in the art better understand the technical content of the present invention and the technical contribution made by the present invention relative to the prior art: Preferred embodiment one: like Figure 1 As shown, the present invention provides a multi-interface gateway cascade device, including a wired network interface module 1, a wireless gateway module 2, a serial port module 3, a two-core line module 4, a signal conversion module 5 and a control module 6; The wired network interface module 1, wireless gateway module 2, serial port module 3 and two-core wire module 4 are electrically connected to the signal conversion module 5 respectively; the wired network interface module 1, wireless gateway module 2, serial port module 3, two-core wire module 4 and signal conversion module 5 are electrically connected to the control module 6 respectively; the signal conversion module 5 is used for signal conversion and data transmission between different interfaces; the control module 6 is used to manage the working status and data flow of each module.

[0034] The aforementioned wired network interface module is used to connect to wired networks such as Ethernet and supports the TCP / IP protocol. The aforementioned wireless gateway module is used to connect to wireless networks such as WiFi and ZigBee and supports multiple wireless communication protocols. The aforementioned serial port module is used to connect to serial devices such as RS-232 and RS-485 and supports serial communication protocols. The aforementioned two-core cable module is used to connect to two-core cable devices and supports the transmission of analog and digital signals.

[0035] In this embodiment, the wired network interface module includes a wired network interface, which is used to connect to Ethernet and supports an RJ45 interface with a rate of up to 1 Gbps.

[0036] The wireless gateway module includes a wireless gateway interface, which is used to connect to WiFi or ZigBee, that is, supports WiFi (802.11a / b / g / n / ac) and ZigBee (802.15.4) protocols.

[0037] The serial port module includes a serial port interface, which is used to connect to an RS-232 interface or an RS-485 interface, that is, it supports RS-232 and RS-485 protocols, and the rate can reach 115200bps.

[0038] The two-core wire module includes a two-core wire interface, which is used to connect analog signals and digital signals, that is, supports the transmission of analog signals and digital signals, and the voltage range is 0-5V.

[0039] The signal conversion module includes a data receiving interface and a signal conversion interface; the data receiving interface is used to receive data from various interfaces and forward it to the signal conversion interface; the signal conversion interface is used to call multiple preset signal conversion algorithms to perform signal conversion on the received data. Furthermore, the signal conversion algorithms include analog signal to digital signal algorithms and digital signal to analog signal algorithms, as well as data encapsulation algorithms and error detection and correction algorithms, as follows: 1. Signal conversion algorithm: Digital signal processing (DSP) technology is used to convert analog signals into digital signals. The specific formula is as follows: ; Analog-to-digital conversion: Analog signals are converted to digital signals via an ADC (analog-to-digital converter), with the sampling frequency dynamically adjusted based on signal characteristics. Digital filtering techniques are used to remove noise and improve signal quality. Digital-to-analog conversion: Digital signals are converted to analog signals via a DAC (digital-to-analog converter), with output accuracy dynamically adjusted based on demand. Smoothing filtering techniques are used to reduce signal distortion and improve output stability.

[0040] 2. Data encapsulation algorithm: Use protocol encapsulation technology to implement data encapsulation and decapsulation between different protocols. The specific formula is as follows: P = \text{Encapsulate}(D, H) P =Encapsulate( D , H ); Among them, P P is the encapsulated data packet, D D is the original data, H H For the protocol header.

[0041] Protocol conversion: The protocol stack is used to implement conversion between different protocols, such as TCP / IP to ZigBee, RS-232 to Wi-Fi, etc. The protocol mapping table is used to implement the mapping and conversion of data fields to ensure the consistency of data formats.

[0042] 3. Error detection and correction algorithm: Cyclic Redundancy Check (CRC) technology is used to detect and correct errors in data transmission. The specific formula is as follows: R(x) = \text{CRC}(D(x), G(x)) R ( x )=CRC( D ( x ), G ( x )); Where R(x) R ( x ) is the check code, D(x) D ( x ) is the data polynomial, G(x) G ( x ) is the generating polynomial.

[0043] The control module includes a control instruction interface, which is used to send control instructions to each module. The working status and data flow of each module can be managed through the control instruction interface.

[0044] Preferred embodiment 2: See Figure 2 The present invention provides a signal conversion method for a multi-interface gateway cascade device, comprising the following steps: S1, receiving data from the wired network interface module, wireless gateway module, serial port module and two-core wire module; S2. Perform signal conversion on the received data and output the converted data.

[0045] Step S2 is specifically as follows: Calling multiple preset signal conversion algorithms to convert received data and output the converted signals, which can be applied to various application scenarios. The signal conversion algorithms include analog-to-digital and digital-to-analog algorithms, as well as data encapsulation algorithms and error detection and correction algorithms.

[0046] To further improve the utilization of system resources, step S2 is specifically as follows: The control module obtains the operating status of each module and calls the corresponding signal conversion algorithm from the database based on the operating status. The received data is converted into signals and then output after signal conversion. The corresponding signal conversion algorithm can be called from the database based on the operating status of each module to avoid unnecessary signal conversion, improve response speed, and improve user experience.

[0047] The present invention has been described with reference to the above embodiments and accompanying drawings. However, the above embodiments are merely exemplary embodiments of the present invention. It should be noted that the disclosed embodiments do not limit the scope of the present invention. On the contrary, modifications and equivalents falling within the spirit and scope of the claims are intended to be within the scope of the present invention.

Claims

1. A multi-interface gateway cascade device, characterized in that: It includes wired network interface module, wireless gateway module, serial port module, two-core line module, signal conversion module and control module; The wired network interface module, wireless gateway module, serial port module and two-core wire module are electrically connected to the signal conversion module respectively; the wired network interface module, wireless gateway module, serial port module, two-core wire module and signal conversion module are electrically connected to the control module respectively; the signal conversion module is used for signal conversion and data transmission between different interfaces; the control module is used to manage the working status and data flow of each module.

2. A multi-interface gateway cascade device according to claim 1, characterized in that: The wired network interface module includes a wired network interface, which is used to connect to Ethernet; the wireless gateway module includes a wireless gateway interface, which is used to connect to WiFi or ZigBee; the serial port module includes a serial port interface, which is used to connect to an RS-232 interface or an RS-485 interface; the two-core wire module includes a two-core wire interface, which is used to connect analog signals and digital signals.

3. The multi-interface gateway cascade device according to claim 2, characterized in that: The signal conversion module includes a data receiving interface and a signal conversion interface; the data receiving interface is used to receive data from each interface and forward it to the signal conversion interface; the signal conversion interface is used to call multiple preset signal conversion algorithms to perform signal conversion on the received data.

4. The multi-interface gateway cascade device according to claim 3, characterized in that: The signal conversion algorithm includes an analog signal to digital signal algorithm and a digital signal to analog signal algorithm.

5. The multi-interface gateway cascade device according to claim 2, characterized in that: The control module includes a control instruction interface, and the control instruction interface is used to send control instructions to each module.

6. A signal conversion method for a multi-interface gateway cascade device according to claim 1, characterized in that: The following steps are involved: S1, receiving data from the wired network interface module, wireless gateway module, serial port module and two-core wire module; S2. Perform signal conversion on the received data and output the converted data.

7. The signal conversion method of a multi-interface gateway cascade device according to claim 6, characterized in that: Step S2 is specifically as follows: Call multiple preset signal conversion algorithms to perform signal conversion on the received data respectively, and output the converted signals.

8. The signal conversion method of a multi-interface gateway cascade device according to claim 7, characterized in that: Step S2 is specifically as follows: The working status of each module is obtained through the control module, and the corresponding signal conversion algorithm is called from the database according to the working status. The received data is converted into signals and output after the signal conversion.

9. The signal conversion method of a multi-interface gateway cascade device according to claim 7, characterized in that: The signal conversion algorithm includes an analog signal to digital signal algorithm and a digital signal to analog signal algorithm.

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