CN214315272U

CN214315272U - 10G optical module RX out signal testing arrangement

Info

Publication number: CN214315272U
Application number: CN202120386828.0U
Authority: CN
Inventors: 陈晨
Original assignee: Taicang T&W Electronics Co Ltd
Current assignee: Taicang T&W Electronics Co Ltd
Priority date: 2021-02-20
Filing date: 2021-02-20
Publication date: 2021-09-28
Anticipated expiration: 2031-02-20

Abstract

The utility model discloses a 10G optical module RX out signal testing arrangement, accompany the survey board including the 10G switch, optical module SMA anchor clamps and sampling oscilloscope, the 10G switch is accompanied to be equipped with first light cage on the survey board, optical module SMA anchor clamps include the PCB board, be equipped with second light cage on the PCB board, TX + interface, TX-interface, RX + interface, RX-interface, the second light cage passes through the optic fibre line and links to each other with first light cage, the second light cage passes through signal line and TX + interface, TX-interface, RX + interface, RX-interface links to each other, sampling oscilloscope's passageway 1, 2 link to each other with RX +, RX-interface through the SMA line respectively. Through two optical modules, one emits laser (inserted in a 10G switch accompanying and measuring board) and the other receives the laser (inserted in an optical module SMA clamp), the optical-to-electrical characteristic of the optical module is utilized, and an electrical signal is led out by the optical module SMA clamp, so that the test and verification of the RX out signal of the 10G optical module are realized. The utility model discloses it is easy to realize, does not need to purchase the high order instrument alone, and low cost has the price/performance ratio.

Description

10G optical module RX out signal testing arrangement

Technical Field

The utility model relates to the field of communication technology, especially, relate to a 10G optical module RX out signal testing arrangement.

Background

In order to verify that the 10G optical module can work normally, the verification of an electric signal is needed, and the electric signal cannot be directly led out for testing because the optical module is inserted into a switch.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anchor clamps for listening giga ethernet signal negotiation to the not enough of above-mentioned prior art.

In order to solve the above problems, the utility model adopts the following technical proposal:

A10G optical module RX out signal testing device comprises a 10G switch accompanying and testing plate, an optical module SMA fixture and a sampling oscilloscope, wherein a first optical cage is arranged on the 10G switch accompanying and testing plate, the optical module SMA fixture comprises a PCB, a second optical cage, a TX + interface, a TX-interface, an RX + interface and an RX-interface are arranged on the PCB, the second optical cage is connected with the first optical cage through an optical fiber line, the second optical cage is connected with the TX + interface, the TX-interface, the RX + interface and the RX-interface through signal lines, a channel 1 of the sampling oscilloscope is connected with the RX + interface through an SMA line, and a channel 2 of the sampling oscilloscope is connected with the RX-interface through an SMA line.

The further technical scheme is that the TX + interface, the TX-interface, the RX + interface and the RX-interface are SMA seats.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: through two optical modules, one emits laser (inserted in a 10G switch accompanying and measuring board) and the other receives the laser (inserted in an optical module SMA clamp), the optical-to-electrical characteristic of the optical module is utilized, and an electrical signal is led out by the optical module SMA clamp, so that the test and verification of the RX out signal of the 10G optical module are realized. The utility model discloses the realization is got up easily, and optical module SMA anchor clamps simple manufacture does not need to purchase the high order instrument alone, and low cost has the price/performance ratio.

Drawings

Fig. 1 is a schematic view of the present invention;

in the figure: 1. a PCB board; 2. a second light cage; 3. a TX + interface; 4. a TX-interface; 5. an RX + interface; 6. an RX-interface; 7. a 10G switch accompanying and testing board; 8. sampling an oscilloscope; 9. a first light cage.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1, a 10G optical module RX out signal testing apparatus includes a 10G switch test board 7, an optical module SMA fixture and a sampling oscilloscope 8, where the 10G switch test board 7 is provided with a first optical cage 9, the optical module SMA fixture includes a PCB board 1, the PCB board 1 is provided with a second optical cage 2, a TX + interface 3, a TX-interface 4, an RX + interface 5, and an RX-interface 6, and the TX + interface 3, the TX-interface 4, the RX + interface 5, and the RX-interface 6 are SMA seats. The second optical cage 2 is connected with the first optical cage 9 through an optical fiber line, the second optical cage 2 is connected with the TX + interface 3, the TX-interface 4, the RX + interface 5 and the RX-interface 6 through signal lines, the channel 1 of the sampling oscilloscope 8 is connected with the RX + interface 5 through an SMA line, and the channel 2 of the sampling oscilloscope 8 is connected with the RX-interface 6 through an SMA line.

The working principle is as follows: 1. the 10G switch accompanying plate 7 serves as a carrier of one of the optical modules, emits laser light through the optical module inserted into the first optical cage 9, and is connected to the optical module inserted into the second optical cage 2 by using an optical fiber line. 2. The optical module SMA fixture is a carrier of an optical module to be tested, the optical module to be tested is inserted into the second optical cage 2, and the RX + -signal is output through the connection of the second optical cage 2 and the SMA seat. 3. And connecting the RX + -signal to input channels 1 and 2 of a sampling oscilloscope 8 through an SMA cable, and displaying a 10G optical module RX out signal on the screen of the oscilloscope in the form of an eye diagram by acquiring data through the oscilloscope 8.

When the device is used for verification, one optical module is inserted into the first optical cage 9, laser is emitted through the inserted optical module, the optical module is connected to the optical module inserted into the second optical cage 2 through an optical fiber line, then the optical module inserted into the second optical cage 2 leads out an electric signal through an SMA seat through the characteristic of light-to-electricity conversion of the optical module, the electric signal is connected to the input channels 1 and 2 of the sampling oscilloscope 8 through the SMA line, 10G optical module RX out signals are displayed on the screen of the oscilloscope in the form of eye diagrams through data collected by the oscilloscope, and whether the optical module electric signal can work normally or not can be judged.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. A10G optical module RX out signal testing arrangement which characterized in that: comprises a 10G switch accompanying and testing plate (7), an optical module SMA clamp and a sampling oscilloscope (8), a first optical cage (9) is arranged on the 10G switch accompanying and measuring plate (7), the optical module SMA clamp comprises a PCB (1), the PCB (1) is provided with a second optical cage (2), a TX + interface (3), a TX-interface (4), an RX + interface (5) and an RX-interface (6), the second light cage (2) is connected with the first light cage (9) through an optical fiber line, the second optical cage (2) is connected with a TX + interface (3), a TX-interface (4), an RX + interface (5) and an RX-interface (6) through signal lines, a channel 1 of the sampling oscilloscope (8) is connected with an RX + interface (5) through an SMA wire, and the channel 2 of the sampling oscilloscope (8) is connected with an RX-interface (6) through an SMA wire.

2. The apparatus for testing RX out signal of 10G optical module according to claim 1, wherein: the TX + interface (3), the TX-interface (4), the RX + interface (5) and the RX-interface (6) are SMA seats.