CN219227752U

CN219227752U - OEO service board card and transmission system

Info

Publication number: CN219227752U
Application number: CN202222012591.7U
Authority: CN
Inventors: 辜洪波; 贺芝佳; 刘明鑫
Original assignee: OPHYLINK COMMUNICATION TECHNOLOGY Ltd
Current assignee: OPHYLINK COMMUNICATION TECHNOLOGY Ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2023-06-20
Anticipated expiration: 2032-07-29

Abstract

The utility model provides an OEO service board card and a transmission system, the OEO service board card comprises: the system comprises a power module, a main control module, a double-receiving module, a multi-channel wavelength division module, a switch module, a multi-channel communication interface and a multi-channel backboard network interface; the power module, the dual-receiving module, the multi-path wavelength division module, the switch module and the multi-path communication interface are all electrically connected with the main control module respectively; the switch module is electrically connected with the multipath backboard network interface; the multipath wave division modules are all connected through high-speed network signal lines. The utility model can improve the service transmission bandwidth and capacity to meet the current high-broadband high-capacity data service transmission requirement.

Description

OEO service board card and transmission system

Technical Field

The utility model belongs to the technical field of data transmission, and particularly relates to an OEO service board card and a transmission system.

Background

With the rapid development of metropolitan area networks, transmission networks and all-optical networks, high-bandwidth high-capacity optical fiber relay equipment is an essential ring for building optical communication networks. The traditional 100G OEO service card is converted into 4 paths of 25G SFP28 wave division modules through 1 100G QSFP28 modules and an internal high-number signal line circuit, a plurality of channel information is combined into 1 path of optical fibers for long-distance transmission through MUX equipment (wave combining equipment), optical fiber resources are saved, when the signals reach a receiving end, the signals are separated out through D-MUX (wave separating equipment) to enter a service switch, and the whole data service transmission function is completed. The traditional 100G OEO board card only can transmit 100G service signals by 1 service card. The capacity and bandwidth of the conventional 100G OEO board card cannot meet the current data service transmission requirements.

Disclosure of Invention

The utility model provides an OEO service board card, which aims to solve the problem that the capacity and bandwidth of the traditional 100G OEO board card cannot meet the current data service transmission requirement.

The utility model is realized in such a way that an OEO service board card is provided, comprising: the system comprises a power module, a main control module, a double-receiving module, a multi-channel wavelength division module, a switch module, a multi-channel communication interface and a multi-channel backboard network interface;

the power module, the dual-receiving module, the multi-path wavelength division module, the switch module and the multi-path communication interface are all electrically connected with the main control module respectively;

the switch module is electrically connected with the multipath backboard network interface;

the multipath wave division modules are all connected through high-speed network signal lines.

Further, the dual-receiving module is a QSFP28 dual-receiving module.

Still further, multichannel wavelength division module includes 8 way 25G QSFP28 wavelength division modules, 8 way 25G QSFP28 wavelength division modules all respectively with the main control module electricity is connected, all pass through high-speed network signal line communication connection between the 8 way 25G QSFP28 wavelength division modules.

Furthermore, the multi-path communication interface comprises a first communication interface and a second communication interface, and the first communication interface and the second communication interface are respectively and electrically connected with the main control module.

Furthermore, the multi-path backboard network interface comprises a first backboard network communication interface and a second backboard network communication interface, and the first backboard network communication interface and the second backboard network communication interface are respectively and electrically connected with the switch module.

Furthermore, the OEO service board card further includes a USB interface, and the USB interface is electrically connected to the main control module.

Further, the main control module comprises an ARM processor.

The embodiment of the utility model also provides an OEO service transmission system, which comprises: the optical element comprises a multiplexer and the OEO service board card in the embodiment, wherein the multiplexer is in signal connection with a multi-path wavelength division module of the OEO service board card.

The utility model has the beneficial effects that: the signal is converted into the light wave signals with different wavelengths through the double-receiving module and the plurality of wave division modules, so that the transmission bandwidth and capacity of the optical fiber are improved, long-distance transmission is facilitated, and the current high-broadband high-capacity data service transmission requirement is met.

Drawings

FIG. 1 is an internal block diagram of an OEO service card provided by the present utility model;

fig. 2 is a schematic diagram of an OEO service transmission system provided by the present utility model.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1, fig. 1 is an internal block diagram of an OEO service board provided by the present utility model.

The OEO service board card comprises: the device comprises a power module 1, a main control module 22, a double-receiving module 3, a multi-channel wavelength division module 4, a switch module 5, a multi-channel communication interface 6 and a multi-channel backboard network interface 7; the power module 1, the dual-reception module 3, the multi-path wavelength division module 4, the switch module 5 and the multi-path communication interface 6 are respectively and electrically connected with the main control module 2; the switch module 5 is electrically connected with the multipath backboard network interface 7; the multipath wave division modules 4 are all in communication connection through high-speed network signal lines.

In the embodiment of the present utility model, the dual-receiving module 3 is a QSFP28 dual-receiving module 3. Specifically, the capacity expansion purpose of 2 times can be achieved through the QSFP28 dual-receiving module 3, the transmission bandwidth and the capacity of the optical fiber are improved, and the data transmission speed is further improved. The QSFP28 dual-receive module 3 is customized in advance, and the QSFP28 dual-receive module 3 can use an originating channel to perform capacity expansion, so as to realize data transmission with larger capacity.

In the embodiment of the present utility model, the multipath wavelength division module 4 includes 8 paths of 25g QSFP28 wavelength division modules, the 8 paths of 25g QSFP28 wavelength division modules are electrically connected to the main control module 2, and the 8 paths of 25g QSFP28 wavelength division modules are all connected through high-speed network signal lines. Specifically, the signals are respectively converted into light wave signals with different wavelengths through 8 paths of 25G QSFP28 wave division modules.

In the embodiment of the present utility model, the multiple communication interfaces 6 include a first communication interface and a second communication interface, where the first communication interface and the second communication interface are electrically connected to the main control module 2 respectively. Specifically, the external communication device may be communicatively connected to the main control module 2 through the first communication interface and the second communication interface. The board card supports the backup communication of the management data A/B, when any communication channel in the service board card is abnormal, the first communication interface and the second communication interface can be switched, and meanwhile, the network is preferably adopted for communication so as to carry out control signal transmission.

In the embodiment of the present utility model, the multi-path backplane network interface 7 includes a first backplane network communication interface and a second backplane network communication interface, where the first backplane network communication interface and the second backplane network communication interface are electrically connected to the switch module 5 respectively. Specifically, the switch module is in communication connection with the external device through the first communication interface and the second communication interface. Meanwhile, the external equipment can also communicate with the switch module of the service board card through the first communication interface and the second communication interface so as to realize signal interaction transmission between the OEO service board card and the external equipment. It should be noted that, the back board of the OEO service board card is further provided with a back board connector for connecting with an external device.

In the embodiment of the utility model, the OEO service board card further includes a USB interface 8, and the USB interface 8 is electrically connected to the main control module 2. The USB interface 8 is used to connect with an external device, such as a USB disk, a hard disk, etc., so as to implement data transmission between multiple devices.

In the embodiment of the present utility model, the main control module 2 includes an ARM processor. Specifically, the ARM high-performance processor is used for monitoring in real time to control signal transmission. Of course, the ARM high-performance processor can also monitor the received light power value, the module temperature, the module transmitting power, the bias current, the LOS and LOL states of each fiber channel in real time, and collect the line alarm state in real time.

Specifically, the OEO service board card only uses 1 dual-reception module 3 to convert into 8 paths of 25G QSFP28 wavelength division modules through an internal high-speed signal circuit, so that 8 paths of 25G signals are respectively connected with 8 QSFP28 wavelength division modules to realize 200G service signal transmission. Under the condition that 1 QSFP28 dual-reception module 3 resource is used, a dual-reception mode is realized, 200G service remote transmission is achieved, the capacity is improved to 200G, and the transmission bandwidth and the capacity of the optical fiber are further improved.

In an embodiment of the present utility model, as shown in fig. 2, there is further provided a data service transmission system, including: the wave combiner 9 and the OEO service board card in the above embodiment, where the wave combiner 9 is in signal connection with the multiple wavelength division module 4 of the OEO service board card.

Specifically, under the condition of using 1 double-

receiving module

3, 8 paths of client side service input and 200G service input are achieved, signals are respectively converted into light wave signals with different wavelengths through 8 wavelength division modules, and the light wave signals are transmitted in a zooming mode through a combiner. And the transmission bandwidth and capacity of the optical fiber are improved, so that the data transmission efficiency is improved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. An OEO service card, comprising: the system comprises a power module, a main control module, a double-receiving module, a multi-channel wavelength division module, a switch module, a multi-channel communication interface and a multi-channel backboard network interface;

2. The OEO service card of claim 1, wherein the dual-receive module is a QSFP28 dual-receive module.

3. The OEO service board card of claim 1, wherein the multi-path wavelength division module comprises 8 paths of 25g QSFP28 wavelength division modules, the 8 paths of 25g QSFP28 wavelength division modules are electrically connected with the main control module respectively, and the 8 paths of 25g QSFP28 wavelength division modules are all connected through high-speed network signal lines.

4. The OEO service board card of claim 1, wherein the multiple communication interfaces comprise a first communication interface and a second communication interface, each of the first communication interface and the second communication interface being electrically connected to the master control module, respectively.

5. The OEO service board card of claim 1, wherein the multi-way backplane network interface comprises a first backplane network communication interface and a second backplane network communication interface, each of the first and second backplane network communication interfaces being electrically connected to the switch module.

6. The OEO service card of any one of claims 1 to 5 further comprising a USB interface electrically connected to the master control module.

7. The OEO service board card of any one of claims 1-5, wherein the master control module comprises an ARM processor.

8. An OEO service transmission system comprising: the OEO service board of any one of claims 1-7 and a combiner in signal connection with a multiple wavelength division module of the OEO service board.