CN203135885U - Multi-wavelength return loss tester - Google Patents
Multi-wavelength return loss tester Download PDFInfo
- Publication number
- CN203135885U CN203135885U CN 201320131954 CN201320131954U CN203135885U CN 203135885 U CN203135885 U CN 203135885U CN 201320131954 CN201320131954 CN 201320131954 CN 201320131954 U CN201320131954 U CN 201320131954U CN 203135885 U CN203135885 U CN 203135885U
- Authority
- CN
- China
- Prior art keywords
- return loss
- wavelength
- light source
- driving circuit
- source driving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Testing Of Optical Devices Or Fibers (AREA)
Abstract
The utility model discloses a multi-wavelength return loss tester. An output end of a transformer is connected with a power supply board. Two output ends of the power supply board are respectively connected with a light source driving circuit board and a button control board. The light source driving circuit board is orderly connected with a wavelength division multiplexer, a demultiplexer and a tested device at a test port. The demultiplexer is also orderly connected with an echo energy detector and an acquisition card. The acquisition card is connected with a computer. The light source driving circuit board is also connected with the button control board. The technical effects of the multi-wavelength return loss tester are that the measurement, record and analysis of a multi-wavelength return loss value can be carried out according to the requirements of a user, the tester has the characteristics of small size and high integration and can continuously test 1 to 10 paths of different wavelength return loss values in one time, the ability of multi-wavelength automatic test of return loss values and real-time data storage and access enterprise database backup ability are realized, the test time and the investment in equipment are greatly saved, the size of staffs is reduced, and the quality and production efficiency of the product are raised.
Description
Technical field
The utility model relates to that optical communication is active, the passive product field, relates in particular to a kind of multi-wavelength return loss test set.
Background technology
Optical communication is active, in the passive product production process, in order to ensure that the product return loss is worth situation up to standard and consistency, avoid abnormal article to flow to next link or customers' place, must all kinds of active, passive product be carried out multi-wavelength's return loss value and be measured and record according to industry standard and requirement of client.Return loss test set on the market is single channel or 3 passages at present, generally all only comprise three wavelength of 1310nm/1490nm/1550nm, therefore, this kind equipment all is the operation of unit platform usually, single wavelength is measured respectively, does not have the webmaster operating platform, can't connect enterprise database, can't realize automatic memory function, need manual record and import computer to store.All make troubles for research and development and production, greatly reduce production work efficient.Along with the continuous development of optical communication industry, from original point-to-point service, develop into the EPON/GPON business, and be toward all standing CWDM(1270nm ~ 1610nm) applied business of wavelength constantly develops.So traditional conventional equipment can not satisfy current client's diversification user demand.
The utility model content
The utility model has overcome the shortcoming in the existing testing equipment, a kind of multi-wavelength return loss test set is provided, can be according to requirement of client, carry out multi-wavelength return loss value surveying record analysis etc., volume is little, the integrated level height, but follow-on test 1 ~ 10 road different wave length return loss value once, the realization multi-wavelength is tested the ability of return loss value automatically, the enterprise database backup capabilities is preserved and inserted to real time data, save testing time and equipment input and staffing greatly, thereby improved quality and the production efficiency of product.
The technical solution of the utility model is: a kind of multi-wavelength return loss test set, comprise cabinet and be arranged on cabinet interior transformer, power panel, light source driving circuit plate, wavelength division multiplexer, splitter, backward energy detector, capture card, wherein: the output of transformer is connected with power panel, and two outputs of power panel are connected with the button control board with the light source driving circuit plate respectively; Described light source driving circuit plate is connected with the measured device of wavelength division multiplexer, splitter and test port successively; Splitter also is connected with backward energy detector, capture card successively, and described capture card is connected with computer, and described light source driving circuit plate also is connected with the button control board.
Compared with prior art, the utility model has the advantages that: select control multichannel wavelength gating by keypad or webmastering software, be connected to measured device and echo testing circuit by WDM is synthetic by the 2*2 optical branching device, demonstrate final return loss test value by the collection of A/D treatment circuit, network management interface.Can select a kind or 10 kinds of wavelength to measure simultaneously, by the utility model improved greatly that optical communication is active, the return loss value is measured efficient and precision under the different wave length of passive product.Concrete manifestation is as follows:
Compact appearance is attractive in appearance, and Overall Power Consumption is low, and flexible operation is easy to carry;
Application is wide, and most of active and passive product return loss value all can be measured in the optical communication industry;
Support to measure the return loss value manually and automatically, measurement result is stable, precision is high, and measuring range is wide, 0 ~ 80dB;
Can support 1 ~ 10 kind of different wave length return loss value to measure simultaneously, and conventional can support 3 kinds of wavelength measurements at most, measure efficient to promote greatly;
Specialty webmaster operating platform supports separate unit, many real time datas to measure storage, and supporting database connects, and reduces the loaded down with trivial details work of conventional return loss instrument manual record test result and input database greatly, and production efficiency significantly promotes.
Description of drawings
The utility model will illustrate by example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is internal structure schematic diagram of the present utility model.
Embodiment
As shown in Figure 1, a kind of multi-wavelength return loss test set comprises: cabinet 1, transformer 2, power panel 3, light source driving circuit plate 4, wavelength division multiplexer 5, splitter 6, backward energy detector 7, capture card 8, button control board 9, computer 10 etc., wherein:
Cabinet 1 rear board is provided with supply socket and mains switch, is connected with the input of transformer 2, is used for 220VAC voltage is sent into transformer 2; The output of transformer 2 is connected with power panel 3, two outputs of power panel 3 are connected with button control board 9 with light source driving circuit plate 4 respectively, be used for low-voltage AC plate after power panel 3 is handled of transformer 2 outputs export two groups (+5V/1.3A ,-5V/1.2A) direct voltage, use for the circuitry plate.Light source driving circuit plate 4 is connected with the measured device 11 of wavelength division multiplexer 5, splitter 6 and test port successively, be used for that the light signal of light source driving circuit plate 4 outputs is sent into wavelength division multiplexer 5 and synthesize the output of one road light signal, export to the measured device 11 of " test port " again through splitter 6; Splitter 6 also is connected with backward energy detector 7, capture card 8 successively, capture card 8 is connected by the computer 10 of USB interface with the outside, being used for that the light signal that measured device 11 returns is delivered to backward energy detector 7 through splitter 6 amplifies, then after capture card 8 carries out the A/D processing, finish the real-time detection to echo-signal intensity, and export to computer 10, obtain current return loss value and preserve during with fructufy by the webmastering software operation.Light source driving circuit plate 4 also is connected with button control board 9, and the D/A circuit of capture card 8 and button control board 9 Collaborative Control light source gatings reach the return loss value purpose that accurately measures under each wavelength.
Described cabinet 1 is the 1U cabinet, and described wavelength division multiplexer 5 is ten road CWDM wavelength division multiplexers, and described splitter 6 is the 2*2 optical branching device.
Operation principle of the present utility model and method of testing are as follows:
Automatic test description: open computer 10 after at first connecting the USB cable, the operation webmastering software is opened test interface, measured device 11 is connected on " test port " of the present utility model, choose the one or more wavelength points that to test by software and begin test, at this moment, after selected wavelength light source 4 sends to wavelength division multiplexer 5 with Output optical power, through measured device 11 end faces after optical branching device 6 is delivered to " test port ", the light signal that the test end face returns is delivered to backward energy detector 7 and is amplified from " input 2 " port of optical branching device 6, the three-temperature-zone correspondence position that carries out being transmitted back to the webmastering software interface of computer 10 by usb communication after A/D handles through capture card 8 demonstrates tested return loss value successively then, simultaneously the result is kept at synchronously the electronic document the inside of installation directory appointment, conveniently calls at any time.
Manual test is described: start shooting after at first connecting the USB cable, the operation webmastering software is opened test interface.Measured device is connected on " test port " of this equipment, select the wavelength that to survey by wavelength buttons corresponding above the keypad 9, or utilize that " manually " selectionbar above the mouse-click software is the same to carry out tested wavelength and select, choose " scanning is closed " then in the software upper right side, " current return loss value " hurdle of its back just demonstrates the test value result in real time.
Claims (5)
1. multi-wavelength return loss test set, it is characterized in that: comprise cabinet and be arranged on cabinet interior transformer, power panel, light source driving circuit plate, wavelength division multiplexer, splitter, backward energy detector, capture card, wherein: the output of transformer is connected with power panel, and two outputs of power panel are connected with the button control board with the light source driving circuit plate respectively; Described light source driving circuit plate is connected with the measured device of wavelength division multiplexer, splitter and test port successively; Splitter also is connected with backward energy detector, capture card successively, and described capture card is connected with computer, and described light source driving circuit plate also is connected with the button control board.
2. a kind of multi-wavelength return loss test set according to claim 1, it is characterized in that: described cabinet is the 1U cabinet.
3. a kind of multi-wavelength return loss test set according to claim 1, it is characterized in that: described wavelength division multiplexer is ten road CWDM wavelength division multiplexers.
4. a kind of multi-wavelength return loss test set according to claim 1, it is characterized in that: described splitter is the 2*2 optical branching device.
5. a kind of multi-wavelength return loss test set according to claim 1, it is characterized in that: described capture card is connected with computer by USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320131954 CN203135885U (en) | 2013-03-22 | 2013-03-22 | Multi-wavelength return loss tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320131954 CN203135885U (en) | 2013-03-22 | 2013-03-22 | Multi-wavelength return loss tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203135885U true CN203135885U (en) | 2013-08-14 |
Family
ID=48943820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320131954 Expired - Lifetime CN203135885U (en) | 2013-03-22 | 2013-03-22 | Multi-wavelength return loss tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203135885U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103714956A (en) * | 2014-01-10 | 2014-04-09 | 哈尔滨工业大学 | Rotary transformer system with redundant information collecting function |
-
2013
- 2013-03-22 CN CN 201320131954 patent/CN203135885U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103714956A (en) * | 2014-01-10 | 2014-04-09 | 哈尔滨工业大学 | Rotary transformer system with redundant information collecting function |
| CN103714956B (en) * | 2014-01-10 | 2016-02-24 | 哈尔滨工业大学 | There is the Rotary transformer system of redundant information acquisition function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201898510U (en) | Analyzing device for loss of passive component | |
| CN105429699B (en) | A kind of fiber optic network parameter testing diagnostic device and method | |
| CN104144014B (en) | The methods, devices and systems of detection fiber fault | |
| CN102075242A (en) | Loss analysis device of passive device | |
| CN101430242A (en) | Apparatus and method used for automatic test of erbium-doped fiber amplifier performance | |
| CN202978941U (en) | Echo loss test analyzer of multichannel optical divider | |
| CN208013366U (en) | A kind of RF IC automatic testing equipment | |
| CN203135885U (en) | Multi-wavelength return loss tester | |
| CN102445417A (en) | Integrated dissolved oxygen analyzer and method | |
| CN102384840B (en) | System for testing jumper wire with MPO connector | |
| CN203298973U (en) | Novel laser tester | |
| CN201584076U (en) | Simulator for mutual inductor | |
| TW200529587A (en) | Optical return loss detecting device | |
| CN209017042U (en) | A kind of light sends the system that power and optical receiver sensitivity are tested automatically | |
| CN202404027U (en) | Online fluorescent dissolved oxygen analyzer | |
| CN105548864B (en) | A kind of Digital Array Radar DAM receives digital circuit test system | |
| CN203206243U (en) | Multi-wavelength light source generator | |
| CN104363044B (en) | A kind of calibration of optical line protection equipment and test system | |
| CN204177955U (en) | The self-service calibrating installation of a kind of three-phase electric energy meter based on man-machine touth-interactive | |
| CN105699932A (en) | High-precision intelligent substation digital electric energy meter calibration device | |
| CN211123230U (en) | Portable automatic debugging system for calibrator | |
| CN208254643U (en) | A kind of multichannel multifunctional light power detection device | |
| CN203520072U (en) | Signal converter assembly detection device | |
| CN203535209U (en) | Detection bench of power quality monitoring device | |
| CN204046617U (en) | A kind of Auto-Test System for measuring ZigBee radio-frequency performance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SICHUAN SUNSTAR COMMUNICATION TECHNOLOGIES CO., LT Free format text: FORMER OWNER: CHENGDU YOUDA PHOTOELECTRIC SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20150603 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150603 Address after: 4, D1 building, building 199, Chengdu mould Industrial Park, 611731 West Avenue, hi tech West, Sichuan, Chengdu Patentee after: SUNSTAR COMMUNICATION TECHNOLOGY CO.,LTD. Address before: 611731 Yinhe West Road, hi tech Zone, Sichuan, Chengdu Patentee before: Chengdu Youda Photoelectric Technology Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130814 |
|
| CX01 | Expiry of patent term |