CN203232169U - PLC chip test system - Google Patents
PLC chip test system Download PDFInfo
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- CN203232169U CN203232169U CN 201320207799 CN201320207799U CN203232169U CN 203232169 U CN203232169 U CN 203232169U CN 201320207799 CN201320207799 CN 201320207799 CN 201320207799 U CN201320207799 U CN 201320207799U CN 203232169 U CN203232169 U CN 203232169U
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- fiber array
- plc chip
- output terminal
- power meter
- anchor clamps
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Abstract
The utility model discloses a PLC chip test system which comprises an optical source, a single-mode optical fiber array, a clamp table, a multi-mode optical fiber array and an optical power meter. The output end of the optical source is connected with the input end of the single-mode optical fiber array. The output end of the single-mode optical fiber array is arranged on one side of the clamp table and is aligned with the input end of the PLC chip on the clamp table. The input end of the multi-mode optical fiber array is arranged on the other side of the clamp table and is aligned with the output end of the PLC chip on the clamp table. The output end of the multi-mode optical fiber array is connected with the optical power meter. According to the utility model, the multi-mode optical fiber array is aligned with the output end of the PLC chip; the diameter of the multi-mode optical fiber array is large, so that the multi-mode optical fiber array is easily aligned with the output end of the PLC chip; the clamp table is used to position the positions of the PLC chip, the single-mode optical fiber array and the multi-mode optical fiber array; and the test efficiency is improved.
Description
Technical field
The utility model relates to a kind of chip test system, relates in particular to a kind of PLC chip test system.
Background technology
The maturation that Fiber to the home (FTTH) just is being accompanied by optical fiber technology is in the develop rapidly, in FTTH, all use PON technology (being commonly called as EPON), the PON technology is as a kind of optical fiber access technology, have anti-interference height, bandwidth big, insert distance, maintain easily and characteristics such as management, and the PLC optical branching device is parts very crucial in the PON technology.The PLC optical branching device uses a basic core component PLC chip, and each PLC chip all needs through using after the test and selling.Existing PLC chip test system uses single-mode fiber to aim at the output terminal of PLC chip, the core diameter of single-mode fiber is less, be about 9 microns, the output terminal optical waveguide of PLC chip is 7 microns, single-mode fiber is not easy to aim at the output terminal of PLC chip, and do not have the position of anchor clamps platform location PLC chip and single-mode fiber, testing efficiency is lower.
The utility model content
The purpose of this utility model is to overcome existing PLC chip test system to use single-mode fiber to aim at the output terminal of PLC chip, the core diameter of single-mode fiber is less, be not easy to aim at the output terminal of PLC chip, and the position that does not have anchor clamps platform location PLC chip and single-mode fiber, the technical matters that testing efficiency is lower, a kind of PLC chip test system is provided, it uses multimode fiber array to aim at the output terminal of PLC chip, the core diameter of multimode fiber array is bigger, aim at the output terminal of PLC chip easily, and use anchor clamps platform location PLC chip, testing efficiency has been improved in the position of single-mode fiber array and multimode fiber array.
In order to address the above problem, the utility model is achieved by the following technical solutions:
A kind of PLC chip test system of the present utility model, comprise light source, single-mode fiber array, anchor clamps platform, multimode fiber array and light power meter, the output terminal of described light source links to each other with the input end of single-mode fiber array, the output terminal of described single-mode fiber array is arranged on a side of anchor clamps platform, and aim at the input end of PLC chip on the anchor clamps platform, the input end of described multimode fiber array is arranged on the opposite side of anchor clamps platform, and aim at the output terminal of PLC chip on the anchor clamps platform, the output terminal of described multimode fiber array links to each other with light power meter.
In the technical program, before the test beginning, start light source earlier, and use the luminous power of the independent detection light source of light power meter, and with detected luminous power as reference power.During test, the PLC chip of 1 * N is placed on the relevant position of anchor clamps platform, regulate the output terminal of single-mode fiber array and the position of input end on the anchor clamps platform of multimode fiber array, make the input end of the output terminal aligning PLC chip of single-mode fiber array, make the output terminal of the input end aligning PLC chip of multimode fiber array.At this moment, the light that light source sends enters the PLC chip through the single-mode fiber array, the light that the PLC chip will be imported is divided into N part and exports from N output terminal, the light of each PLC chip output output enters light power meter by multimode fiber array, and light power meter detects the luminous power of multimode fiber array output and shows.The luminous power of the PLC chip output output that the staff records according to light power meter and the luminous power of light source are judged the attenuation of light, thereby judge whether the PLC chip is qualified.
The core diameter of multimode fiber array is 62.5 microns, the output terminal optical waveguide of PLC chip is 7 microns, multimode fiber array is easy to aim at the output terminal of PLC chip, substantially do not need multimode fiber array is finely tuned aligning, just light all can be coupled into multimode fiber array, improve testing efficiency.Simultaneously, this test macro is convenient to the test of similar PLC chip by the position of anchor clamps platform location PLC chip, single-mode fiber array and multimode fiber array, has improved testing efficiency.
As preferably, described light source is LASER Light Source.
As preferably, described light power meter is the multichannel light power meter.Can measure the luminous power of the multi-channel output output of PLC chip simultaneously.
As preferably, described a kind of PLC chip test system also comprises computing machine, and the output terminal of described light power meter links to each other with computing machine.Light power meter sends to computing machine with the luminous power of the PLC chip output that records output and the luminous power of light source, computing machine is judged only not meeting the demands of each output terminal output of PLC chip according to the dough softening of light, shows the qualified situation of the light of each output terminal output of PLC chip at display.
As preferably, described a kind of PLC chip test system also comprises voice guard, and described voice guard links to each other with computing machine.When the light of certain output terminal output of PLC chip did not meet the demands, the computer control voice guard sent warning, reminds the tester to note.
The beneficial effects of the utility model are: use multimode fiber array to aim at the output terminal of PLC chip, the core diameter of multimode fiber array is bigger, aim at the output terminal of PLC chip easily, and use the position of anchor clamps platform location PLC chip, single-mode fiber array and multimode fiber array, improved testing efficiency.
Description of drawings
Fig. 1 is that a kind of structure of the present utility model connects block diagram.
Among the figure: 1, light source, 2, the single-mode fiber array, 3, multimode fiber array, 4, light power meter, 5, the PLC chip, 6, computing machine, 7, voice guard.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: a kind of PLC chip test system of present embodiment, as shown in Figure 1, comprise light source 1, single-mode fiber array 2, the anchor clamps platform, multimode fiber array 3, light power meter 4, computing machine 6 and voice guard 7, the output terminal of light source 1 links to each other with the input end of single-mode fiber array 2, the output terminal of single-mode fiber array 2 is arranged on a side of anchor clamps platform, and aim at the input end of PLC chip 5 on the anchor clamps platform, the input end of multimode fiber array 3 is arranged on the opposite side of anchor clamps platform, and aim at the output terminal of PLC chip 5 on the anchor clamps platform, the output terminal of multimode fiber array 3 links to each other with the input end of light power meter 4, the output terminal of light power meter 4 links to each other with computing machine 6, computing machine 6 also links to each other with voice guard 7, light source 1 is LASER Light Source, and light power meter 4 is the multichannel light power meter.
Before the test beginning, start light source 1 earlier, and use the luminous power of light power meter 4 independent detection light source 1, and detected luminous power is sent to computing machine 6 as reference light power.During test, 1 * 8 PLC chip 5 is placed on the relevant position of anchor clamps platform, regulate the output terminal of single-mode fiber array 2 and the position of input end on the anchor clamps platform of multimode fiber array 3, make the input end of the output terminal aligning PLC chip 5 of single-mode fiber array 2, make the output terminal of the input end aligning PLC chip 5 of multimode fiber array 3.At this moment, the light that light source 1 sends enters PLC chip 5 through single-mode fiber array 2, the light that PLC chip 5 will be imported is divided into 8 parts from 8 output terminal outputs, the light of each PLC chip 5 output terminals output enters light power meter 4 by multimode fiber array 3, and light power meter 4 detects the luminous power of multimode fiber array 3 outputs and sends to computing machine 6.
Show the optical power value that records on the display of calculating meter 6.Simultaneously, computing machine 6 calculates the optical power attenuation amount of the output of PLC chip 5 each output terminals according to the luminous power of reference light power and 5 each output terminal outputs of PLC chip, and judge only not meeting the demands of PLC chip 5 each output terminal outputs, show the qualified situation of the light of PLC chip 5 each output terminal outputs at display.When the light of certain output terminal output of PLC chip 5 did not meet the demands, computing machine 6 control voice guards 7 sent warning, remind the tester to note.
The core diameter of multimode fiber array 3 is 62.5 microns, the output terminal optical waveguide of PLC chip 5 is 7 microns, multimode fiber array 3 is easy to aim at the output terminal of PLC chip 5, substantially do not need multimode fiber array 3 is finely tuned aligning, just light all can be coupled into multimode fiber array 3, improve testing efficiency.Simultaneously, this test macro is convenient to the test of similar PLC chip 5 by the position of anchor clamps platform location PLC chip 5, single-mode fiber array 2 and multimode fiber array 3, has improved testing efficiency.
Claims (5)
1. PLC chip test system, it is characterized in that: comprise light source (1), single-mode fiber array (2), the anchor clamps platform, multimode fiber array (3) and light power meter (4), the output terminal of described light source (1) links to each other with the input end of single-mode fiber array (2), the output terminal of described single-mode fiber array (2) is arranged on a side of anchor clamps platform, and aim at the input end of PLC chip (5) on the anchor clamps platform, the input end of described multimode fiber array (3) is arranged on the opposite side of anchor clamps platform, and aim at the output terminal of PLC chip (5) on the anchor clamps platform, the output terminal of described multimode fiber array (3) links to each other with light power meter (4).
2. a kind of PLC chip test system according to claim 1 is characterized in that: described light source (1) is LASER Light Source.
3. a kind of PLC chip test system according to claim 1, it is characterized in that: described light power meter (4) is the multichannel light power meter.
4. according to claim 1 or 2 or 3 described a kind of PLC chip test systems, it is characterized in that: also comprise computing machine (6), the output terminal of described light power meter (4) links to each other with computing machine (6).
5. a kind of PLC chip test system according to claim 4, it is characterized in that: also comprise voice guard (7), described voice guard (7) links to each other with computing machine (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320207799 CN203232169U (en) | 2013-04-23 | 2013-04-23 | PLC chip test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320207799 CN203232169U (en) | 2013-04-23 | 2013-04-23 | PLC chip test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203232169U true CN203232169U (en) | 2013-10-09 |
Family
ID=49288289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320207799 Expired - Lifetime CN203232169U (en) | 2013-04-23 | 2013-04-23 | PLC chip test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203232169U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106788703A (en) * | 2016-11-21 | 2017-05-31 | 深圳大学 | The OAM detection means of OV light beams |
| CN112230352A (en) * | 2020-10-28 | 2021-01-15 | 常州光芯集成光学有限公司 | Coupling equipment for area array type light source beam splitting and coupling mode thereof |
| CN114114562A (en) * | 2021-11-30 | 2022-03-01 | 广东安捷康光通科技有限公司 | Multimode fiber array light receiving coupling device and method |
-
2013
- 2013-04-23 CN CN 201320207799 patent/CN203232169U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106788703A (en) * | 2016-11-21 | 2017-05-31 | 深圳大学 | The OAM detection means of OV light beams |
| CN106788703B (en) * | 2016-11-21 | 2019-06-07 | 深圳大学 | The OAM detection device of OV light beam |
| CN112230352A (en) * | 2020-10-28 | 2021-01-15 | 常州光芯集成光学有限公司 | Coupling equipment for area array type light source beam splitting and coupling mode thereof |
| CN114114562A (en) * | 2021-11-30 | 2022-03-01 | 广东安捷康光通科技有限公司 | Multimode fiber array light receiving coupling device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131009 |
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| CX01 | Expiry of patent term |