A channel switching system based on dual-mode communication

Abstract

The utility model discloses a channel switching system based on dual-mode communication, which includes: a dual-mode concentrator, including a first single-phase carrier communication unit, a first wireless communication unit and a data acquisition unit; a plurality of single-phase dual-mode communication modules, each of which includes a second single-phase carrier communication unit, a second wireless communication unit and a local main control unit; the dual-mode concentrator is connected to the power line through the first single-phase carrier communication unit, and a plurality of single-phase dual-mode communication modules are respectively connected to the power line through the second single-phase carrier communication unit, the single-phase dual-mode communication modules are respectively corresponding to the power-consuming equipment, and the local main control unit collects power consumption data and sends it to the dual-mode concentrator; the data acquisition unit receives the power consumption data and switches the communication mode according to the power consumption data. The utility model selects a suitable communication channel by evaluating the factors affecting the channel communication quality, realizes the most efficient allocation of channel resources, and improves the communication quality of the system.

Description

Technical Field

[0001] The utility model relates to the field of dual-mode communication, in particular to a channel switching system based on dual-mode communication. Background Art

[0002] In the field of dual-mode communication, the two commonly used communication modes include traditional power line carrier communication and wireless radio frequency communication. Power line carrier communication uses power lines as transmission media and transmits signals on power lines to achieve communication. Wireless radio frequency communication uses wireless signal transmission technology to communicate through radio waves. In the past, the communication selection method was mainly based on experience. However, this method has subjective defects and one-sided problems, and cannot fully utilize the impact of various factors on communication performance. Summary of the invention

[0003] (I) Purpose of the utility model

[0004] The purpose of the utility model is to propose a technical solution for real-time monitoring of communication influencing factors in a channel and selecting an optimal communication channel in view of the influence of experience on the selection of a communication mode in the prior art, so as to reasonably utilize communication resources and improve the efficiency and performance of the system.

[0005] (II) Technical solution

[0006] To solve the above problems, the first aspect of the utility model provides a channel switching system based on dual-mode communication, the channel switching system comprising: a dual-mode concentrator, comprising a first single-phase carrier communication unit and a first wireless communication unit and a data acquisition unit; a plurality of single-phase dual-mode communication modules, each of which comprises a second single-phase carrier communication unit, a second wireless communication unit and a local main control unit; the dual-mode concentrator is connected to the power line through the first single-phase carrier communication unit, and a plurality of the single-phase dual-mode communication modules are respectively connected to the power line through the second single-phase carrier communication unit; a plurality of the single-phase dual-mode communication modules respectively correspond to electrical devices connected to the power line, and the power consumption data of the electrical devices is collected through the local main control unit and sent to the dual-mode concentrator; the data acquisition unit collects the communication signal strength of the power line, and the dual-mode concentrator and the single-phase dual-mode communication module switch between carrier communication and wireless communication according to the communication signal strength.

[0007] Preferably, in the channel switching system, the dual-mode concentrator uses a first single-phase carrier communication unit to perform carrier communication through a power line, and the single-phase dual-mode communication module uses a second single-phase carrier communication unit to perform carrier communication through a power line.

[0008] Preferably, in the channel switching system, the dual-mode concentrator performs wireless communication via a first wireless communication unit, and the single-phase dual-mode communication module performs wireless communication via a second wireless communication unit.

[0009] Preferably, the channel switching system, the dual-mode concentrator also includes a concentrator main control unit, a Bluetooth communication unit and a memory unit, the data acquisition unit, the Bluetooth communication unit and the memory unit are respectively connected to the concentrator main control unit, and the first single-phase carrier communication unit and the first wireless communication unit are respectively connected to the data acquisition unit.

[0010] Preferably, in the channel switching system, the concentrator main control unit includes a first HPLC dual-mode chip, and the first HPLC dual-mode chip is a ZXYL01 chip.

[0011] Preferably, in the channel switching system, the local main control unit includes a second HPLC dual-mode chip, and the second HPLC dual-mode chip is a ZXYL02 chip.

[0012] Preferably, the channel switching system, the local main control unit further comprises a channel switching selection circuit, which is used for selecting a communication channel according to the channel impact data.

[0013] Preferably, in the channel switching system, the single-phase dual-mode communication module further comprises a module carrier communication unit, which is respectively connected to the local main control unit, the second single-phase carrier communication unit and the second wireless communication unit.

[0014] Preferably, in the channel switching system, the module carrier communication unit includes a coupling transformer, a zero-crossing monitoring chip and an optocoupler chip.

[0015] Preferably, the channel switching system, the coupling transformer, the zero-crossing monitoring chip and the optocoupler chip are respectively connected to the local main control unit.

[0016] (III) Beneficial effects

[0017] The above technical solution of the utility model has the following beneficial technical effects:

[0018] The utility model proposes a channel switching system based on dual-mode communication. According to the problem of subjective dependence in the prior art when switching communication modes, the utility model proposes to select the optimal communication channel according to the real-time communication influencing factors of the channel, which can effectively improve the communication quality. Selecting a communication mode suitable for the current communication environment can reduce channel interference, improve signal quality, and enhance the reliability and stability of communication. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1It is a schematic diagram of the structure of a channel switching system based on dual-mode communication according to an embodiment of the present utility model;

[0020] Figure 2 It is a structural schematic diagram of a module carrier communication unit of a channel switching system based on dual-mode communication according to an implementation mode of the utility model. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0022] The accompanying drawings show schematic diagrams of layer structures according to embodiments of the present invention. These figures are not drawn to scale, and some details are magnified and some details may be omitted for the purpose of clarity. The shapes of various regions and layers shown in the figures and the relative sizes and positional relationships therebetween are only exemplary, and may deviate in practice due to manufacturing tolerances or technical limitations, and those skilled in the art may additionally design regions / layers with different shapes, sizes, and relative positions according to actual needs.

[0023] Obviously, the described embodiments are only some embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0025] Figure 1 This is a schematic diagram of the structure of the channel switching system based on dual-mode communication according to the embodiment of the present utility model. Figure 1 The structure of a channel switching system based on dual-mode communication is described.

[0026] like Figure 1As shown, the channel switching system includes a dual-mode concentrator and several single-phase dual-mode communication modules. The dual-mode concentrator includes a first single-phase carrier communication unit, a first wireless communication unit and a data acquisition unit. Each single-phase dual-mode communication module includes a second single-phase carrier communication unit, a second wireless communication unit and a local main control unit. Among them, the dual-mode concentrator is connected to the power line through the first single-phase carrier communication unit, and several single-phase dual-mode communication modules are connected to the power line through the second single-phase carrier communication unit. The single-phase dual-mode communication modules correspond to the electrical devices connected to the power line one by one, and the power consumption data of the electrical devices is collected through the local main control unit and sent to the dual-mode concentrator. The data acquisition unit collects the communication signal strength of the power line, and the dual-mode concentrator and the single-phase dual-mode communication module switch between carrier communication and wireless communication according to the communication signal strength.

[0027] In one embodiment, the second wireless communication unit includes a radio frequency circuit and an antenna for communicating with the first wireless communication unit.

[0028] In one embodiment, the local main control unit includes a second HPLC dual-mode chip, which is a ZXYL02 chip, and can control the switching of two communication modes: power line carrier communication and wireless dual-mode communication.

[0029] Specifically, the dual-mode concentrator uses the first single-phase carrier communication unit to perform carrier communication through the power line and the first wireless communication unit to perform wireless communication. The single-phase dual-mode communication module uses the second single-phase carrier communication unit to perform carrier communication through the power line and the second wireless communication unit to perform wireless communication.

[0030] In addition, the dual-mode concentrator further includes a concentrator main control unit, a Bluetooth communication unit and a memory unit. The data acquisition unit, the Bluetooth communication unit and the memory unit are respectively connected to the concentrator main control unit, and the first single-phase carrier communication unit and the first wireless communication unit are respectively connected to the data acquisition unit.

[0031] In one embodiment, the Bluetooth communication unit can perform short-range communication, and the channel switching system can be debugged by on-site personnel.

[0032] In one embodiment, the memory unit uses a W25Q16JVSSIQ chip, which has a large memory space and is convenient for recording more data.

[0033] Among them, the concentrator main control unit of the dual-mode concentrator includes a first HPLC dual-mode chip, and the first HPLC dual-mode chip is a ZXYL01 chip. The ZXYL01 chip has powerful performance and can process a large amount of data transmitted from the single-phase dual-mode communication module.

[0034] The local main control unit also includes a channel switching selection circuit, which is used to select a communication channel according to the channel impact data.

[0035] In real time, the channel switching selection circuit switches the communication channel according to the signal strength, signal-to-noise ratio and other communication quality performance indicators. Selecting a communication mode suitable for the current communication environment helps reduce channel interference, improve signal quality, and enhance the reliability and stability of communication.

[0036] Figure 2 Schematic diagram of the structure of the module carrier communication unit of the channel switching system based on dual-mode communication in the embodiment of the utility model. Figure 2 As shown,

[0037] The single-phase dual-mode communication module also includes a module carrier communication unit, which is connected to the local main control unit, the second single-phase carrier communication unit and the second wireless communication unit respectively. The module carrier communication unit includes a coupling transformer, a zero-crossing monitoring chip and an optical coupling chip. The coupling transformer, the zero-crossing monitoring chip and the optical coupling chip are respectively connected to the local main control unit.

[0038] In one embodiment, the module carrier communication unit includes an LT12-201 coupling transformer, a zero-crossing monitoring chip GS1102 and an optocoupler chip. The coupling transformer is used to provide electrical isolation and protection, isolating and protecting the carrier signal in the single-phase dual-mode communication module from the control circuit. The zero-crossing monitoring chip is used to send a zero-crossing detection signal. The optocoupler chip is used to transmit signals between the output end and the input end to achieve electrical isolation.

[0039] The utility model relates to a channel switching system based on dual-mode communication. By detecting the signal strength change in the channel in real time, the switching between carrier communication and wireless communication is realized, the optimal communication channel is selected, the communication quality is effectively improved, and the optimal allocation and utilization of resources are realized.

[0040] It should be understood that the above specific embodiments of the present invention are only used to illustrate or explain the principles of the present invention, and do not constitute a limitation of the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. In addition, the appended claims of the present invention are intended to cover all changes and modifications that fall within the scope and boundaries of the appended claims, or the equivalent forms of such scope and boundaries.

[0041] The present invention has been described above with reference to the embodiments of the present invention. However, these embodiments are for illustrative purposes only and are not intended to limit the scope of the present invention. The scope of the present invention is defined by the appended claims and their equivalents. Without departing from the scope of the present invention, a person skilled in the art may make various substitutions and modifications, which should all fall within the scope of the present invention.

[0042] Those skilled in the art will appreciate that embodiments of the present invention may be provided as methods, systems, or computer program products. Therefore, the present invention may take the form of a complete hardware embodiment, a complete software embodiment, or an embodiment combining software and hardware. Moreover, the present invention may take the form of a computer program product implemented on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) containing computer-usable program code.

[0043] These computer program instructions may also be stored in a computer-readable memory capable of directing a computer or other programmable data processing device to operate in a specific manner, so that the instructions stored in the computer-readable memory produce an article of manufacture comprising an instruction device, which implements the process Figure 1 A process or multiple processes and / or boxes Figure 1 A function specified in one or more boxes.

[0044] These computer program instructions can also be loaded onto a computer or other programmable data processing device so that a series of operating steps are executed on the computer or other programmable device to produce a computer-implemented process, thereby providing instructions for implementing the process. Figure 1 A process or multiple processes and / or boxes Figure 1 A step that specifies a function in one or more boxes.

Claims

1. A channel switching system based on dual-mode communication, characterized in that: The channel switching system comprises: A dual-mode concentrator comprises a first single-phase carrier communication unit, a first wireless communication unit and a data acquisition unit; A plurality of single-phase dual-mode communication modules, each of which comprises a second single-phase carrier communication unit, a second wireless communication unit and a local main control unit; The dual-mode concentrator is connected to the power line through a first single-phase carrier communication unit, and a plurality of the single-phase dual-mode communication modules are connected to the power line through a second single-phase carrier communication unit; the plurality of the single-phase dual-mode communication modules correspond to the electrical devices connected to the power line one by one, and the power consumption data of the electrical devices is collected through the local main control unit and sent to the dual-mode concentrator; The data acquisition unit acquires the communication signal strength of the power line, and the dual-mode concentrator and the single-phase dual-mode communication module switch the carrier communication and the wireless communication according to the communication signal strength.

2. The channel switching system according to claim 1, characterized in that: The dual-mode concentrator uses a first single-phase carrier communication unit to perform carrier communication through a power line, and the single-phase dual-mode communication module uses a second single-phase carrier communication unit to perform carrier communication through a power line.

3. The channel switching system according to claim 1, characterized in that: The dual-mode concentrator performs wireless communication via a first wireless communication unit, and the single-phase dual-mode communication module performs wireless communication via a second wireless communication unit.

4. The channel switching system according to claim 1, characterized in that: The dual-mode concentrator also includes a concentrator main control unit, a Bluetooth communication unit and a memory unit. The data acquisition unit, the Bluetooth communication unit and the memory unit are respectively connected to the concentrator main control unit, and the first single-phase carrier communication unit and the first wireless communication unit are respectively connected to the data acquisition unit.

5. The channel switching system according to claim 4, characterized in that: The concentrator main control unit includes a first HPLC dual-mode chip, and the first HPLC dual-mode chip is a ZXYL01 chip.

6. The channel switching system according to claim 1, characterized in that: The local main control unit includes a second HPLC dual-mode chip, and the second HPLC dual-mode chip is a ZXYL02 chip.

7. The channel switching system according to claim 6, characterized in that: The local main control unit also includes a channel switching selection circuit, which is used to select a communication channel according to the channel impact data.

8. The channel switching system according to claim 1, characterized in that: The single-phase dual-mode communication module also includes a module carrier communication unit, which is connected to the local main control unit, the second single-phase carrier communication unit and the second wireless communication unit respectively.

9. The channel switching system according to claim 8, characterized in that: The module carrier communication unit includes a coupling transformer, a zero-crossing monitoring chip and an optical coupling chip.

10. The channel switching system according to claim 9, characterized in that: The coupling transformer, the zero-crossing monitoring chip and the optical coupling chip are respectively connected to the local main control unit.

Images