CN201233459Y - 128 path light output PLC type optical power splitter - Google Patents
128 path light output PLC type optical power splitter Download PDFInfo
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- CN201233459Y CN201233459Y CNU2008200959102U CN200820095910U CN201233459Y CN 201233459 Y CN201233459 Y CN 201233459Y CN U2008200959102 U CNU2008200959102 U CN U2008200959102U CN 200820095910 U CN200820095910 U CN 200820095910U CN 201233459 Y CN201233459 Y CN 201233459Y
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Abstract
The utility model provides a 128-path light output PLC-type optical power splitter comprising a single channel input optical fiber array, a PLC-type 1 multipled by 4 optical power splitter chip, four same PLC-type 1 multipled by 32 optical power splitter chips and respective matched 32 signal channel output optical fiber arrays, an input end of the PLC-type 1 multipled by 4 optical power splitter chip is optically coupled with the single channel input optical fiber array, four output ends thereof are respectively and optically coupled with the input end of one PLC-type 1 multipled by 32 optical power splitter chip through UV adhesives; when in coupling, both an etched surface of the PLC-type 1 multipled by 4 optical power splitter chip and the etched surfaces of the PLC-type 1 multipled by 32 optical power splitter chips form the vertical planes, and the output ends of 32 channels of each PLC-type 1 multipled by 32 optical power splitter chip are optically coupled with one 32 signal channel output optical fiber array through the UV adhesives; the optical power splitter has compact structure and good reliability.
Description
Technical field
The utility model relates to a kind of based on planar optical waveguide optical power divider (Planar LightwaveCircuit Optical Power Splitter), relates in particular to a kind of 128 road light output PLC type optical power divider.
Background technology
Along with the progress of optical communication technique, the especially development of luminous power amplifying technique makes in 20 kilometers on the passive net of FTTX light luminous power to be divided into 128 tunnel light paths and to become possibility.Existing luminous power 1 * 128 road light output PLC type optical power divider, employing is carried out fused fiber splice with 1 PLC type 1 * 32 optical power divider of each optically-coupled of four output terminals of 11 * 4 fiber coupler, it is big that 128 road light of this kind structure output PLC type optical power divider has a volume, there are shortcomings such as splice loss, splice attenuation, and the fiber coupler loss is selective to wavelength, can not be used to the low optical loss that guarantees that 1260～1625nm wavelength pass band is interior.If the direct PLC type optical power divider of property etching 128 road light output once on chip piece, need bigger silica-based etched surface, and with its poor reliability of directly carrying out optically-coupled 128 road output optical fibre arrays, cause the unstable properties of overall optical shunt.
The utility model content
For overcoming above shortcoming, the utility model provides 128 road light output PLC type optical power divider of a kind of compact conformation, dependable performance.
1, the utility model provides a kind of 128 road light output PLC type optical power divider, comprise: a single channel input optical fibre array, PLC type 1 * 4 an optical power divider chip, four identical PLC type 1 * 32 optical power divider chips and the 32 channel output optical fibre arrays that mate separately thereof, the input end of described PLC type 1 * 4 optical power divider chip and the optically-coupled of described single channel input optical fibre array, its four output terminals by UV glue respectively with the input end optically-coupled of described PLC type 1 * 32 an optical power divider chip, all to form the plane vertical for the etched surface of described PLC type 1 * 4 optical power divider chip and the etched surface of described PLC type 1 * 32 optical power divider chip during coupling, and the output terminal of 32 passages of each described PLC type 1 * 32 optical power divider chip is unified described 32 channel output optical fibre arrays by UV glue optocoupler, makes the output terminal of overall optical power splitter form 4 * 32 i.e. 128 tunnel light path outputs.
2, a kind of 128 road light output PLC type optical power divider, comprise: a single channel input optical fibre array, PLC type 1 * 2 an optical power divider chip, two identical PLC type 1 * 64 optical power divider chips and the 64 channel output optical fibre arrays that mate separately thereof, the input end of described PLC type 1 * 2 optical power divider chip and the optically-coupled of described single channel input optical fibre array, two output terminal by UV glue respectively with the input end optically-coupled of described PLC type 1 * 64 an optical power divider chip, all to form the plane vertical for the etched surface of described PLC type 1 * 2 optical power divider chip and the etched surface of described PLC type 1 * 64 optical power divider chip during coupling, and the output terminal of 64 passages of each described PLC type 1 * 64 optical power divider chip is unified described 64 channel output optical fibre arrays by UV glue optocoupler, makes the output terminal of overall optical power splitter form 2 * 64 i.e. 128 tunnel light path outputs.
3, a kind of 128 road light output PLC type optical power divider, comprise: a binary channels input optical fibre array, PLC type 2 * 2 optical power divider chips, two identical PLC type 1 * 64 optical power divider chips and the 64 channel output optical fibre arrays that mate separately thereof, the input end of described PLC type 2 * 2 optical power divider chips and the optically-coupled of described single channel input optical fibre array, two output terminal by UV glue respectively with the input end optically-coupled of described PLC type 1 * 64 an optical power divider chip, all to form the plane vertical for the etched surface of described PLC type 2 * 2 optical power divider chips and the etched surface of described PLC type 1 * 64 optical power divider chip during coupling, and the output terminal of 64 passages of each described PLC type 1 * 64 optical power divider chip is unified described 64 channel output optical fibre arrays by UV glue optocoupler, makes the output terminal of overall optical power splitter form 2 * 64 i.e. 128 tunnel light path outputs.
4, a kind of 128 road light output PLC type optical power divider, comprise: a binary channels input optical fibre array, PLC type 2 * 4 optical power divider chips, four identical PLC type 1 * 32 optical power divider chips and the 32 channel output optical fibre arrays that mate separately thereof, the input end of described PLC type 2 * 4 optical power divider chips and the optically-coupled of described binary channels input optical fibre array, its four output terminals by UV glue respectively with the input end optically-coupled of described PLC type 1 * 32 an optical power divider chip, all to form the plane vertical for the etched surface of described PLC type 2 * 4 optical power divider chips and the etched surface of described PLC type 1 * 32 optical power divider chip during coupling, and the output terminal of 32 passages of each described PLC type 1 * 32 optical power divider chip is unified described 32 channel output optical fibre arrays by UV glue optocoupler, makes the output terminal of overall optical power splitter form 4 * 32 i.e. 128 tunnel light path outputs.
Above-mentioned each structure has all adopted the PLC type optical power divider chip of a little distribution ratio (1 * 4,2 * 4,1 * 2 or 2 * 2) and four 1 * 32 or two 1 * 64 optical power divider chip direct sunshine coupling, make the compact conformation of whole 128 road light output PLC type optical power divider, realize the optical power divider of the output of light path at high proportion of complete planar type optical waveguide, be fit to the low-loss requirement of wide wavelength 1260～1625nm.
Description of drawings
Figure 1A represents the planar structure synoptic diagram of first kind of 128 road light output PLC type optical power divider of the present utility model.
Figure 1B represents the perspective view of 128 road light output PLC type optical power divider shown in Figure 1A.
Fig. 2 represents the structural representation of second kind of 128 road light output PLC type optical power divider of the present utility model.
Fig. 3 represents the structural representation of the third 128 road light output PLC type optical power divider of the present utility model.
Fig. 4 represents the structural representation of the 4th kind of 128 road light output PLC type optical power divider of the present utility model.
Embodiment
Describe the utility model most preferred embodiment in detail below in conjunction with accompanying drawing.
128 road light output PLC type optical power divider 10 shown in Figure 1A and Figure 1B, comprise: a single channel input optical fibre array 11, PLC type 1 * 4 optical power divider chip 12, four identical PLC type 1 * 32 optical power divider chips 13 and 32 channel output optical fibre arrays 14 of coupling separately thereof, wherein, the output optical waveguide spacing of PLC type 1 * 32 optical power divider chip 13 is 127 μ m or 250 μ m.The input end of PLC type 1 * 4 optical power divider chip 12 and 11 optically-coupled of single channel input optical fibre array, its four output terminals by UV glue respectively with the input end optically-coupled of a PLC type 1 * 32 optical power divider chip 13, all to form the plane vertical for the etched surface of PLC type 1 * 4 optical power divider chip 12 and the etched surface of PLC type 1 * 32 optical power divider chip 13 during coupling, 32 channel output ends of each 1 * 32 optical power divider chip 13 are unified 32 channel output optical fibre arrays 14 by UV glue optocoupler, make the output terminal of overall optical power splitter form 4 * 32 i.e. 128 tunnel light path outputs.The fixedly employing of the above-mentioned UV glue packaged type that is coupled automatically.
128 road light output PLC type optical power divider 20 as shown in Figure 2, comprise: a single channel input optical fibre array 21, PLC type 1 * 2 optical power divider chip 22, two 1 * 64 identical optical power divider chip 23,64 channel output optical fibre arrays 24 identical with four, wherein, the output optical waveguide spacing of 1 * 64 optical power divider chip 23 is 127 μ m or 250 μ m.Its package assembly is similar with first kind of 128 road light output PLC type optical power divider 10 to light path principle, its difference is that PLC type 1 * 4 optical power divider chip 12 is replaced with PLC type 1 * 2 optical power divider chip 22, and four PLC types, 1 * 32 optical power divider chip 13 is replaced by two PLC types, 1 * 64 optical power divider chip, and corresponding output optical fibre array is also done corresponding conversion.
128 road light output PLC type optical power divider 30 as shown in Figure 3, comprise: a binary channels input optical fibre array 31, PLC type 2 * 2 optical power divider chips 32, two identical PLC type 1 * 64 optical power divider chip 33 64 channel output optical fibre arrays 34 identical with four, wherein, the output optical waveguide spacing of 1 * 32 optical power divider chip 33 is 127 μ m or 250 μ m.Its package assembly is similar with first kind of 128 road light output PLC type optical power divider 20 to light path principle, difference is that the input optical channel becomes binary channels by single channel, preventing that an input channel is out of order causes 128 tunnel output simultaneous faultss of rear end, and two PLC types, 1 * 2 optical power divider chip 22 replaced with two PLC types, 2 * 2 optical power divider chips 32.
128 road light output PLC type optical power divider 40 as shown in Figure 4, comprise: a binary channels input optical fibre array 41, PLC type 2 * 4 optical power divider chips 42, four identical PLC type 1 * 32 optical power divider chip 43 32 channel output optical fibre arrays 44 identical with four, wherein, 1
The output optical waveguide spacing of * 32 optical power divider chips 43 is 127 μ m or 250 μ m.Its package assembly is similar with first kind of 128 road light output PLC type optical power divider 10 to light path principle, difference is that the input optical channel becomes binary channels by single channel, preventing that an input channel is out of order causes 128 tunnel output simultaneous faultss of rear end, and PLC type 1 * 4 optical power divider chip 12 replaced with PLC type 2 * 4 optical power divider chips 42.
128 road light output PLC type optical power divider of above-mentioned four kinds of structures all is by the PLC type optical power divider chip of a little distribution ratio (1 * 4,2 * 4,1 * 2 or 2 * 2) and four 1 * 32 or two 1 * 64 optical power divider chip direct sunshine coupling, realize the 128 light paths output of PLC type optical power divider, its compact conformation, cost is low.
Claims (4)
1, a kind of 128 road light output PLC type optical power divider, it is characterized in that, comprise: a single channel input optical fibre array, PLC type 1 * 4 an optical power divider chip, four identical PLC type 1 * 32 optical power divider chips and the 32 channel output optical fibre arrays that mate separately thereof, the input end of described PLC type 1 * 4 optical power divider chip and the optically-coupled of described single channel input optical fibre array, its four output terminals by UV glue respectively with the input end optically-coupled of described PLC type 1 * 32 an optical power divider chip, all to form the plane vertical for the etched surface of described PLC type 1 * 4 optical power divider chip and the etched surface of described PLC type 1 * 32 optical power divider chip during coupling, and the output terminal of 32 passages of each described PLC type 1 * 32 optical power divider chip is unified described 32 channel output optical fibre arrays by UV glue optocoupler, makes the output terminal of overall optical power splitter form 4 * 32 i.e. 128 tunnel light path outputs.
2, a kind of 128 road light output PLC type optical power divider, it is characterized in that, comprise: a single channel input optical fibre array, PLC type 1 * 2 an optical power divider chip, two identical PLC type 1 * 64 optical power divider chips and the 64 channel output optical fibre arrays that mate separately thereof, the input end of described PLC type 1 * 2 optical power divider chip and the optically-coupled of described single channel input optical fibre array, two output terminal by UV glue respectively with the input end optically-coupled of described PLC type 1 * 64 an optical power divider chip, all to form the plane vertical for the etched surface of described PLC type 1 * 2 optical power divider chip and the etched surface of described PLC type 1 * 64 optical power divider chip during coupling, and the output terminal of 64 passages of each described PLC type 1 * 64 optical power divider chip is unified described 64 channel output optical fibre arrays by UV glue optocoupler, makes the output terminal of overall optical power splitter form 2 * 64 i.e. 128 tunnel light path outputs.
3, a kind of 128 road light output PLC type optical power divider, it is characterized in that, comprise: a binary channels input optical fibre array, PLC type 2 * 2 optical power divider chips, two identical PLC type 1 * 64 optical power divider chips and the 64 channel output optical fibre arrays that mate separately thereof, the input end of described PLC type 2 * 2 optical power divider chips and the optically-coupled of described single channel input optical fibre array, two output terminal by UV glue respectively with the input end optically-coupled of described PLC type 1 * 64 an optical power divider chip, all to form the plane vertical for the etched surface of described PLC type 2 * 2 optical power divider chips and the etched surface of described PLC type 1 * 64 optical power divider chip during coupling, and the output terminal of 64 passages of each described PLC type 1 * 64 optical power divider chip is unified described 64 channel output optical fibre arrays by UV glue optocoupler, makes the output terminal of overall optical power splitter form 2 * 64 i.e. 128 tunnel light path outputs.
4, a kind of 128 road light output PLC type optical power divider, it is characterized in that, comprise: a binary channels input optical fibre array, PLC type 2 * 4 optical power divider chips, four identical PLC type 1 * 32 optical power divider chips and the 32 channel output optical fibre arrays that mate separately thereof, the input end of described PLC type 2 * 4 optical power divider chips and the optically-coupled of described binary channels input optical fibre array, its four output terminals by UV glue respectively with the input end optically-coupled of described PLC type 1 * 32 an optical power divider chip, all to form the plane vertical for the etched surface of described PLC type 2 * 4 optical power divider chips and the etched surface of described PLC type 1 * 32 optical power divider chip during coupling, and the output terminal of 32 passages of each described PLC type 1 * 32 optical power divider chip is unified described 32 channel output optical fibre arrays by UV glue optocoupler, makes the output terminal of overall optical power splitter form 4 * 32 i.e. 128 tunnel light path outputs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200959102U CN201233459Y (en) | 2008-07-29 | 2008-07-29 | 128 path light output PLC type optical power splitter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200959102U CN201233459Y (en) | 2008-07-29 | 2008-07-29 | 128 path light output PLC type optical power splitter |
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| CN201233459Y true CN201233459Y (en) | 2009-05-06 |
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| CNU2008200959102U Expired - Lifetime CN201233459Y (en) | 2008-07-29 | 2008-07-29 | 128 path light output PLC type optical power splitter |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353858A (en) * | 2016-10-21 | 2017-01-25 | 上海光芯集成光学股份有限公司 | PLC (Programmable Logic Controller) light back plate |
| CN107589506A (en) * | 2017-10-18 | 2018-01-16 | 四川天邑康和通信股份有限公司 | A kind of method of Novel box-type optical branching device and its solidus |
| CN109782406A (en) * | 2019-03-19 | 2019-05-21 | 浙江中特互联科技有限公司 | A kind of highly dense type min-size optical splitter |
-
2008
- 2008-07-29 CN CNU2008200959102U patent/CN201233459Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353858A (en) * | 2016-10-21 | 2017-01-25 | 上海光芯集成光学股份有限公司 | PLC (Programmable Logic Controller) light back plate |
| CN107589506A (en) * | 2017-10-18 | 2018-01-16 | 四川天邑康和通信股份有限公司 | A kind of method of Novel box-type optical branching device and its solidus |
| CN109782406A (en) * | 2019-03-19 | 2019-05-21 | 浙江中特互联科技有限公司 | A kind of highly dense type min-size optical splitter |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090506 |
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| CX01 | Expiry of patent term |