Self-adaptive guide rail type ONU communication system and method

Abstract

The self-adaptive guide rail type ONU communication system comprises a main framework, the main framework comprises a front shell, an indication panel is installed on one side of the front shell, information guidance is carried out through the indication panel, a left side plate is fixed in the front shell, lamp panels are installed on the left side plate and correspond to the indication panels one to one, a right side plate is arranged on one side of the left side plate, and the lamp panels correspond to the indication panels one to one. A right side plate is arranged on the front shell, a main control board is arranged at one end of the right side plate, an interface board is arranged at the top of the right side plate, 485 protocol chips are adopted in the interface board and the main control board, a rear shell is arranged on one side of the front shell, a guide rail type snap fastener is installed on the outer side of the rear shell, a clamping area is arranged above the guide rail type snap fastener, and installation is achieved in a snap fastener mode. The ONU is simple and convenient to operate, flexible to mount and dismount, small in design, space-saving, dual-channel in data interaction and free in address allocation, and flexible application of the ONU in different PON technical environments is realized through intelligent identification and self-adaptive switching.

Description

Technical Field

[0001] The present invention belongs to the technical field of network communication systems, and more specifically, particularly relates to an adaptive rail-type ONU communication system and method. Background Art

[0002] At present, with the rapid development of the Internet and digital technology, Gigabit Passive Optical Network (GPON), Enhanced Passive Optical Network (EPON), and higher-speed PON technologies such as 50GPON have been widely used in broadband access networks. These technologies rely on optical fiber transmission and have the characteristics of high bandwidth, long transmission distance, strong anti-interference ability, etc., becoming an important part of modern communication infrastructure.

[0003] In the PON system, the optical network unit (ONU) plays a key role in converting optical signals into electrical signals. However, traditional ONU devices are usually fixed in one location and rely on pre-set parameters for operation, lacking flexibility and adaptability. In some application scenarios, such as industrial automation and precision measurement, the flexibility and adaptability of the equipment are crucial. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention provides an adaptive rail-type ONU communication system and method to solve the problems raised in the above background technology.

[0005] To achieve the above purpose, the present invention is implemented through the following technical solutions: an adaptive guide rail type ONU communication system, comprising a main architecture, the main architecture comprising a front shell, an indication panel is installed on one side of the front shell, and information is guided by the indication panel, a left side plate is fixed in the front shell, a light board is installed on the left side plate, and it corresponds to the indication panel one by one, a right side plate is arranged on one side of the left side plate, a main control board is arranged at one end of the right side plate, and an interface board is arranged on the top of the right side plate, the interface board and the main control board both adopt 485 protocol chips, which are divided into upper and lower channels, and the original 485 communication protocol is widened. By adopting dual-channel data interaction, addresses are freely allocated, and addresses of other modules can be allocated while communicating, a rear shell is arranged on one side of the front shell, a guide rail type snap button is installed on the outside of the rear shell, a card position area is arranged above the guide rail type snap button, which is installed in a snap button manner, and adopts an upper card and lower self-rebound manner.

[0006] As an optional solution of the present invention, the main control board is provided with four sockets from top to bottom, adopting independent uplink and downlink communication, the bottom socket handles related adaptive address allocation, and the remaining three upper sockets are used for data transmission.

[0007] As an optional solution of the present invention, an adapter is installed on the interface board for external communication.

[0008] As an optional solution of the present invention, the front shell is provided with slots on both sides, and the rear shell is provided with symmetrical buckles, which are used for quick installation into a whole.

[0009] As an optional solution of the present invention, a plurality of heat dissipation openings are arranged on the top of the front shell, and a heat dissipation cover is arranged above the plurality of heat dissipation openings, and the heat dissipation cover is hinged to the top of the front shell.

[0010] An adaptive rail-type ONU communication method comprises the following steps: S1: After the ONU is powered on, the SOC module is started and signal detection is performed; S2: Detect the RXLOS signal through the SOC module to confirm whether PON mode switching is required; S3: Identify the PON mode (GPON or XGPON) accessed by the user through the SOC module and software logic; S4: Adaptively switch to the corresponding PON mode according to the identification result; S5: Establish a communication connection with the OLT and perform normal two-way data transmission; S6: When the signal quality is poor, restart the mode recognition and switching process.

[0011] As an optional solution of the present invention, the signal detection in S1 includes detecting whether a received signal is lost (RXLOS), and if a RXLOS signal is detected, the PON mode identification process is started.

[0012] As an optional solution of the present invention, the PON mode identification in S3 determines whether the user accesses GPON or XGPON by detecting signal characteristics, such as frequency and strength.

[0013] As an optional solution of the present invention, the mode switching in S4 is implemented by software logic to ensure that the ONU can seamlessly switch between GPON and XGPON modes.

[0014] As an optional solution of the present invention, the communication connection in S5 includes establishing a stable bidirectional data transmission channel between the ONU and the OLT after switching to the corresponding mode.

[0015] The present invention provides an adaptive rail-type ONU communication system and method, which has the following beneficial effects: The adaptive function adopts dual-channel data interaction and free address allocation. During communication, the addresses of other modules can be allocated, so as to increase or decrease functional modules without affecting the overall function. It adopts independent uplink and downlink communication and adopts the implementation method of master-slave module.

[0016] It is installed in a snap-on manner, with upper clamping and lower self-rebounding method to achieve self-locking function, rebound locking, flexible installation and disassembly, and easy operation.

[0017] The ONU module adopts a layered design, with a miniaturized design that saves space and has high heat dissipation and safety.

[0018] By intelligently identifying and switching PON modes, the flexibility and applicability of ONU are enhanced. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural explosion diagram of the present invention; Figure 2 It is a structural explosion diagram of another perspective of the present invention; Figure 3 is a side view of the rear housing of the present invention; Figure 4 It is an ONU flowchart of the present invention; Figure 5 This is a logic block diagram of the adaptive address configuration of the intelligent node of the present invention.

[0020] In the figure: 1. front shell; 2. indicator panel; 3. heat dissipation cover; 4. main control board; 5. right side panel; 6. interface board; 7. adapter; 8. back shell; 801, buckle; 802, clamping area; 9. light board; 10. left side panel; 11. guide buckle. DETAILED DESCRIPTION

[0021] The following embodiments of the present invention are described in further detail in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0022] In the description of the present invention, unless otherwise specified, "plurality" means two or more than two; the orientations or positional relationships indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] See also Figures 1 to 5 The present invention provides a technical solution: an adaptive rail type ONU communication system, comprising a main structure, the main structure comprising a front shell 1, an indication panel 2 is installed on one side of the front shell 1, information is guided by the indication panel 2, a left side plate 10 is fixed in the front shell 1, a light board 9 is installed on the left side plate 10, and the light board 9 corresponds to the indication panel 2 one by one, a right side plate 5 is arranged on one side of the left side plate 10, a main control board 4 is arranged at one end of the right side plate 5, the main control board 4 is provided with four sockets from top to bottom, and adopts independent uplink and downlink communication, the bottom socket processes related adaptive address allocation, and the remaining three upper sockets are used for data transmission, an interface board 6 is arranged on the top of the right side plate 5, and a converter 7 is installed on the interface board 6 for external communication, the interface board 6 and the main control board 4 both adopt 485 protocol chips, which are divided into upper and lower channels, and the original 485 communication protocol is widened, which greatly improves the transmission rate, and by adopting dual-channel data interaction, the address is freely allocated, and the address allocation of other modules can be performed during communication, so as to achieve the addition and subtraction of functional modules without affecting the overall function.

[0025] Card slots are provided on both sides of the front shell 1, and a rear shell 8 is provided on one side of the front shell 1. Symmetrical card buckles 801 are provided inside the rear shell 8, and the card buckles 801 are used to quickly install the rear shell 8 into a whole. A guide rail snap buckle 11 is installed on the outer side of the rear shell 8, and a card position area 802 is provided above the guide rail snap buckle 11 to facilitate the quick installation of the guide rail snap buckle 11 on the guide rail in the electrical equipment. The snap buckle is installed in a snap manner, and the upper card and lower self-rebound method is adopted to realize quick self-locking and rebound locking.

[0026] A plurality of heat dissipation openings are arranged on the top of the front shell 1, and a heat dissipation cover 3 is arranged above the plurality of heat dissipation openings. The heat dissipation cover 3 is hinged to the top of the front shell 1 to continuously dissipate heat and improve overall stability.

[0027] An adaptive rail-type ONU communication method comprises the following steps: S1: Initial Setup Power-on initialization: After the ONU is powered on, it enters the initialization phase, starts the SOC module, and prepares for the subsequent detection process; switches to the GPON module through a low-speed switch, and the SOC module starts the detection program and prepares for signal detection.

[0028] Signal detection: The SOC module continuously detects whether the received signal from the OLT is lost (RXLOS); if the RXLOS signal is detected, the PON mode identification process is immediately started.

[0029] S2: PON mode identification Signal detection: The SOC module performs signal detection to identify whether the user is accessing a GPON OLT or an XGPONOLT. This process depends on pre-set signal characteristics, such as signal frequency, strength, etc.

[0030] Mode judgment: If the detected signal meets the GPON standard, the ONU is configured to enter the GPON mode; if the detected signal meets the XGPON standard, the ONU is configured to enter the XGPON mode.

[0031] S3: Mode Switching Automatic switching: Based on the identification results, the ONU automatically switches to the corresponding PON mode. The software algorithm logic realizes intelligent identification and switching, ensuring that the ONU can seamlessly switch between GPON and XGPON modes, maintaining the continuity and stability of communication.

[0032] Status confirmation: After the switch is completed, the ONU enters a stable state and is ready to establish a communication connection with the OLT.

[0033] S4: Communication connection Data transmission: After successfully switching to the corresponding mode, the ONU establishes a communication connection with the OLT and performs normal two-way data transmission.

[0034] Monitor signal quality: Continuously monitor the quality of communication signals; if signal quality degradation or loss is detected, restart the mode identification and switching process to ensure that it always works in the correct PON mode.

[0035] S5: Error handling Error detection: If an error occurs during signal detection and identification, the ONU will try to restart the detection process; if multiple attempts still fail, the error log will be recorded and maintenance requirements will be reported so that technicians can troubleshoot.

[0036] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Those of ordinary skill in the art may understand and implement it without creative effort.

[0037] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An adaptive rail-type ONU communication system, characterized in that: The invention comprises a main structure, wherein the main structure comprises a front shell (1), an indication panel (2) is installed on one side of the front shell (1), and information guidance is provided through the indication panel (2); a left side plate (10) is fixed inside the front shell (1), a light panel (9) is installed on the left side plate (10), and the light panel (9) corresponds to the indication panel (2) in a one-to-one manner; a right side plate (5) is arranged on one side of the left side plate (10), a main control panel (4) is arranged at one end of the right side plate (5), an interface panel (6) is arranged on the top of the right side plate (5), and the interface panel (9) is arranged on the top of the right side plate (5). The port board (6) and the main control board (4) both use 485 protocol chips, which are divided into upper and lower channels, and the original 485 communication protocol is expanded. By adopting dual-channel data interaction, addresses are freely allocated. While communicating, addresses of other modules can be allocated. A rear shell (8) is arranged on one side of the front shell (1). A guide-type snap button (11) is installed on the outer side of the rear shell (8). A clamping area (802) is arranged above the guide-type snap button (11). The snap button is installed in an upper clamping and lower self-rebounding manner.

2. The adaptive rail-type ONU communication system according to claim 1, characterized in that: The main control board (4) is provided with four sockets from top to bottom, adopting independent uplink and downlink communication, the bottom socket processes related adaptive address allocation, and the remaining three upper sockets are used for data transmission.

3. The adaptive rail-type ONU communication system according to claim 1, characterized in that: The interface board (6) is provided with an adapter (7) for external communication.

4. The adaptive rail-type ONU communication system according to claim 1, characterized in that: The front shell (1) is provided with slots on both sides, and the rear shell (8) is provided with symmetrical buckles (801), which are used for quick assembly into a whole.

5. The adaptive rail-type ONU communication system according to claim 1, characterized in that: The top of the front shell (1) is provided with a plurality of heat dissipation openings, and a heat dissipation cover (3) is provided above the plurality of heat dissipation openings, wherein the heat dissipation cover (3) is hinged to the top of the front shell (1).

6. An adaptive rail-type ONU communication method, characterized in that: The following steps are involved: S1: After the ONU is powered on, the SOC module is started and signal detection is performed; S2: Detect the RXLOS signal through the SOC module to confirm whether PON mode switching is required; S3: Identify the PON mode (GPON or XGPON) accessed by the user through the SOC module and software logic; S4: Adaptively switch to the corresponding PON mode according to the identification result; S5: Establish a communication connection with the OLT and perform normal two-way data transmission; S6: When the signal quality is poor, restart the mode recognition and switching process.

7. The adaptive rail-type ONU communication method according to claim 6, characterized in that: The signal detection in S1 includes detecting whether the received signal is lost (RXLOS). If the RXLOS signal is detected, the PON mode identification process is started.

8. The adaptive rail-type ONU communication method according to claim 6, characterized in that: The PON mode identification in S3 determines whether the user accesses GPON or XGPON by detecting signal characteristics, such as frequency and strength.

9. The adaptive rail-type ONU communication method according to claim 6, characterized in that: The mode switching in S4 is implemented through software logic, ensuring that the ONU can seamlessly switch between GPON and XGPON modes.

10. The adaptive rail-type ONU communication method according to claim 6, characterized in that: The communication connection in S5 includes establishing a stable bidirectional data transmission channel between the ONU and the OLT after switching to the corresponding mode.

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