CN102540343A - Multi-channel optical module - Google Patents
Multi-channel optical module Download PDFInfo
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- CN102540343A CN102540343A CN2011100939177A CN201110093917A CN102540343A CN 102540343 A CN102540343 A CN 102540343A CN 2011100939177 A CN2011100939177 A CN 2011100939177A CN 201110093917 A CN201110093917 A CN 201110093917A CN 102540343 A CN102540343 A CN 102540343A
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Abstract
The invention relates to a multi-channel optical module, comprising: the band wave splitter is used for splitting incident light into two wave bands, namely a penetration wave band and a reflection wave band; a plurality of first penetration complementary wave splitters, wherein light in the penetration wave band is irradiated on one first penetration complementary wave splitter, so that light with a certain specific wavelength penetrates through the first penetration complementary wave splitter, light with other wavelengths is reflected to the first penetration complementary wave splitter, and the same action is performed on the other first penetration complementary wave splitters one by one; and a plurality of second transmission complementary wave splitters, wherein the light of the reflection wave band is firstly irradiated on one second transmission complementary wave splitter, so that the light of a certain specific wavelength is transmitted, and the light of the rest wavelengths is reflected to the next second transmission complementary wave splitter, and the same action is repeated on the rest first transmission complementary wave splitters.
Description
Technical field
The present invention is relevant with optical module, is meant a kind of hyperchannel optics module especially.
Background technology
TaiWan, China is announced the I258607 patent, and it combines optical fiber and plural lens with the mode that fuses and forms a channel-splitting filter.And known hyperchannel optics module 70 combines by optical fiber 72 connects a plurality of aforesaid channel-splitting filters 71 and forms hyperchannel optics module with the mode of series connection, and the mode of series connection is as shown in Figure 5.The hyperchannel optics module that this kind connected and formed with the mode that fuses has the bigger shortcoming of volume.And because its framework for series connection, along with the insertion loss of the longer then light of optical path distance also can increase thereupon, but the channel quantity of feasible partial wave is restricted.
In addition; There is the dealer to propose hyperchannel optics module 80 as shown in Figure 6; It mainly is that light source projects is penetrated complementary channel-splitting filter 81 in one; Make the light of a certain specific wavelength penetrate and the light of its commplementary wave length reflexes to next and penetrates complementary channel-splitting filter, respectively this penetrates that the light that makes a certain specific wavelength on the complementary channel-splitting filter penetrates and the light reflection of its commplementary wave length ensuing seriatim again.This kind hyperchannel optics module is a kind of framework with direct serial connection; And because it is the mode that directly is connected in series; Therefore more the light that complementary channel-splitting filter can penetrate of penetrating of back promptly can be because of a little less than the accumulation of inserting loss heals, so after the complementary channel-splitting filter of penetrating of some, its insertion loss will be arrived meaningless greatly; Therefore under such framework, generally only can hold about 10 passages (promptly 10 penetrate complementary channel-splitting filter), surpassing this quantity promptly has out of use possibility.Therefore, this kind directly the mode of serial connection have big and the problem that port number can't effectively increase of loss of inserting.
Summary of the invention
The technical matters that the present invention will solve is; The defective that port number can't effectively increase to hyperchannel optics module insertion loss in the prior art is big; A kind of hyperchannel optics module is provided; It can be accumulate to excessive and before can not using, more increase the quantity of passage than known technology inserting loss.
The technical scheme that the present invention is adopted for its technical matters of solution is; A kind of hyperchannel optics module is provided; Include: the wave band channel-splitting filter penetrates wave band and reflected waveband in order to incident light be divided into two wave bands, be respectively; This light that penetrates wave band passes this wave band channel-splitting filter, and the light of this reflected waveband is then reflected by this wave band channel-splitting filter; Plural number first penetrates complementary channel-splitting filter; Penetrate the light of wave band corresponding to this; This light that penetrates wave band shine earlier in one this first penetrate complementary channel-splitting filter; Make the light of a certain specific wavelength penetrate and the light of its commplementary wave length reflex to next this first penetrate complementary channel-splitting filter, this first penetrates that the light that makes a certain specific wavelength on the complementary channel-splitting filter penetrates and the light reflection of its commplementary wave length ensuing respectively seriatim again; And plural number second penetrates complementary channel-splitting filter; Light corresponding to this reflected waveband; The light of this reflected waveband shine earlier in one this second penetrate complementary channel-splitting filter; Make the light of a certain specific wavelength penetrate and the light of its commplementary wave length reflex to next this second penetrate complementary channel-splitting filter, respectively this second penetrates that the light that makes a certain specific wavelength on the complementary channel-splitting filter penetrates and the light reflection of its commplementary wave length ensuing seriatim again.
More preferably, this wave band channel-splitting filter, these first penetrate complementary channel-splitting filter and these second and penetrate complementary channel-splitting filter, all are arranged on the plate body.
More preferably, this hyperchannel optics module more includes the first complementary channel-splitting filter of reflection and the complementary channel-splitting filter of second reflection; This that is penetrated by this wave band channel-splitting filter penetrates the light of wave band, shines in the complementary channel-splitting filter of this first reflection, and this that reflexes to first again first penetrates complementary channel-splitting filter; The light of this reflected waveband that is reflected by this wave band channel-splitting filter shines in the complementary channel-splitting filter of this second reflection, and this that reflexes to first again second penetrates complementary channel-splitting filter.
More preferably, this wave band channel-splitting filter, these first penetrate complementary channel-splitting filter, these second penetrate complementary channel-splitting filter, the complementary channel-splitting filter of this first reflection complementary channel-splitting filter and this second reflection, all are arranged on the plate body.
More preferably, respectively this first penetrates complementary channel-splitting filter and respectively this second penetrates complementary channel-splitting filter and be equipped with collimating apparatus with respect to the rear of side to light, in order to carry out coupling light.
More preferably, this light wavelength that penetrates wave band is between 1464～1620nm (how rice), and the light wavelength of this reflected waveband is between 1260～1454nm.
The hyperchannel optics module of embodiment of the present invention has following beneficial effect: can be accumulate to excessive and before can not using, more increase the quantity of passage than known technology inserting loss; And can more reduce the insertion loss of each passage than known technology.
Description of drawings
Fig. 1 is the configuration diagram of the present invention's first preferred embodiment, also shows the path of light simultaneously.
Fig. 2 is the enforcement constitutional diagram of the present invention's first preferred embodiment, shows to cooperate the state that combines with plural collimating apparatus.
Fig. 3 is the configuration diagram of the present invention's second preferred embodiment, also shows the path of light simultaneously.
Fig. 4 is the enforcement constitutional diagram of the present invention's second preferred embodiment, shows to cooperate the state that combines with plural collimating apparatus.
Fig. 5 is the synoptic diagram of known hyperchannel optics module.
Fig. 6 is the synoptic diagram of another known hyperchannel optics module.
Embodiment
In order to specify structure of the present invention and characteristics place, preferred embodiment below lifting now and conjunction with figs. explanation as after, wherein:
To shown in Figure 2, a kind of hyperchannel optics module 10 that the present invention's first preferred embodiment is provided mainly penetrates complementary channel-splitting filter 21 and plural number second by wave band channel-splitting filter 11, plural number first and penetrates 31 of complementary channel-splitting filters and form like Fig. 1, wherein:
This wave band channel-splitting filter 11, in order to incident light I be divided into the light of two wave bands, be respectively the light T that penetrates wave band and the light R of reflected waveband, this light T that penetrates wave band passes this wave band channel-splitting filter 11, and the light R of this reflected waveband is then by 11 reflections of this wave band channel-splitting filter.In the present embodiment, this wavelength of light T that penetrates wave band is between 1464～1620nm (how rice), and the wavelength of the light R of this reflected waveband is between 1260～1454nm.
These first penetrate complementary channel-splitting filter 21; Penetrate the light T of wave band corresponding to this; This light T that penetrates wave band shine earlier in one this first penetrate complementary channel-splitting filter 21; Make the light of a certain specific wavelength penetrate and the light of its commplementary wave length reflex to next this first penetrate complementary channel-splitting filter 21, respectively this first penetrates that the light that makes a certain specific wavelength on the complementary channel-splitting filter 21 penetrates and the light reflection of its commplementary wave length ensuing seriatim again.
These second penetrate complementary channel-splitting filter 31; Light R corresponding to this reflected waveband; The light R of this reflected waveband shine earlier in one this second penetrate complementary channel-splitting filter 31; Make the light of a certain specific wavelength penetrate and the light of its commplementary wave length reflex to next this second penetrate complementary channel-splitting filter 31, respectively this second penetrates that the light that makes a certain specific wavelength on the complementary channel-splitting filter 31 penetrates and the light reflection of its commplementary wave length ensuing seriatim again.
Above-mentioned respectively this first penetrates complementary channel-splitting filter 21 and second and penetrates the light that complementary channel-splitting filter 31 supplies to penetrate a certain specific wavelength, can form plural passage.
As shown in Figure 2, above-mentioned respectively this first penetrates complementary channel-splitting filter 21 and second and penetrates complementary channel-splitting filter 31 and be equipped with collimating apparatus 41 with respect to the rear of side to light, in order to carry out coupling light.In addition, this wave band channel-splitting filter 11, these first penetrate complementary channel-splitting filter 21, these second penetrate complementary channel-splitting filter 31 and these collimating apparatuss 41 all are arranged on the plate body 51.
Next the mode of operation of this first embodiment is described.
Please consult Fig. 2 again, behind this wave band channel-splitting filter 11, promptly be divided into the light T that penetrates wave band and the light R of reflected waveband in the irradiate light of input.This light T that penetrates wave band shines in regular turn in these and first penetrates complementary channel-splitting filter 21; And first penetrate that the light that a certain specific wavelength is all arranged on the complementary channel-splitting filter 21 penetrates and the light reflection of its commplementary wave length at each; Penetrate respectively this first penetrate complementary channel-splitting filter 21 light promptly outwards penetrate and receive for other device; In this first embodiment, by collimating apparatus 41 receptions at rear to carry out coupling light.The light R of this reflected waveband too; Second penetrate that the light that a certain specific wavelength is all arranged on the complementary channel-splitting filter 31 penetrates and the light reflection of its commplementary wave length at each, penetrate respectively this second penetrate complementary channel-splitting filter 31 light also can be by collimating apparatus 41 receptions at its rear to carry out coupling light.
Hence one can see that; This first embodiment is divided into two wave bands to light earlier; Carry out the light of each wave band one group serial connection partial wave more respectively, thus, under the condition of identical insertion loss; This first embodiment can have the passage of two groups serial connection partial wave, one times of the comparable known technology increase of its number of channels nearly.Therefore, this first embodiment can reach inserting loss and be accumulate to excessive and before can not using, increase more number of channels, and in addition, present embodiment can more reduce the insertion loss of each passage than known technology.
Please consult Fig. 3 to Fig. 4 again, a kind of hyperchannel optics module 60 that the present invention's second preferred embodiment is provided is taken off first embodiment before mainly generally being same as, and difference is:
More include the first complementary channel-splitting filter 61 of reflection and the complementary channel-splitting filter 62 of second reflection.
This that is penetrated by this wave band channel-splitting filter 11 ' penetrates the light T of wave band; Shine in the complementary channel-splitting filter 61 of this first reflection; Reflex to again first this first penetrate complementary channel-splitting filter 21 '; Carrying out involving like the described branch of first embodiment action of reflection, and respectively this first penetrates complementary channel-splitting filter 21 ' and divides the action that involves reflection toward follow-up one by one.The light R of this reflected waveband that is reflected by this wave band channel-splitting filter 11 '; Shine in the complementary channel-splitting filter 62 of this second reflection; Reflex to again first this second penetrate complementary channel-splitting filter 31 '; Same, carry out involving the action of reflection, and respectively this second penetrates complementary channel-splitting filter 31 ' and divides the action that involves reflection toward follow-up one by one like the described branch of first embodiment.
Please consult Fig. 4 again, the same as first embodiment, this second embodiment respectively this first penetrates complementary channel-splitting filter 21 ' and respectively this second penetrates complementary channel-splitting filter 31 ' and be equipped with collimating apparatus 41 ' with respect to the rear of side to light, in order to carry out coupling light.
In this second embodiment; This wave band channel-splitting filter 11 ', these first penetrate complementary channel-splitting filter 21 ', these second penetrate complementary channel-splitting filter 31 ', these collimating apparatuss 41 '; This first complementary channel-splitting filter 61 of reflection and the complementary channel-splitting filter 62 of this second reflection all are arranged on the plate body 51 '.
This second embodiment before takes off first embodiment has increased by two complementary channel- splitting filters 61,62 of reflection, can the light of two wave bands be reflexed to appropriate location and angle, increases other and penetrates the convenience of complementary channel-splitting filter 31 ', 41 ' on being provided with.
All the other structures of this second embodiment, make flowing mode and the effect that can reach all with before to take off first embodiment identical, appearance is not given unnecessary details.
By on can know that the attainable effect of the present invention is: can reach inserting loss and be accumulate to excessive and before can not using, increase more number of channels.In addition, the present invention can more reduce the insertion loss of each passage than known technology.
Claims (7)
1. a hyperchannel optics module is characterized in that, includes:
The wave band channel-splitting filter penetrates wave band and reflected waveband in order to incident light be divided into two wave bands, be respectively, and this light that penetrates wave band passes this wave band channel-splitting filter, and the light of this reflected waveband is then reflected by this wave band channel-splitting filter;
Plural number first penetrates complementary channel-splitting filter; Penetrate the light of wave band corresponding to this; This light that penetrates wave band shine earlier in one this first penetrate complementary channel-splitting filter; Make the light of a certain specific wavelength penetrate and the light of its commplementary wave length reflex to next this first penetrate complementary channel-splitting filter, this first penetrates that the light that makes a certain specific wavelength on the complementary channel-splitting filter penetrates and the light reflection of its commplementary wave length ensuing respectively seriatim again; And
Plural number second penetrates complementary channel-splitting filter; Light corresponding to this reflected waveband; The light of this reflected waveband shine earlier in one this second penetrate complementary channel-splitting filter; Make the light of a certain specific wavelength penetrate and the light of its commplementary wave length reflex to next this second penetrate complementary channel-splitting filter, respectively this second penetrates that the light that makes a certain specific wavelength on the complementary channel-splitting filter penetrates and the light reflection of its commplementary wave length ensuing seriatim again.
2. according to the described hyperchannel optics of claim 1 module, it is characterized in that: more include the first complementary channel-splitting filter of reflection and the complementary channel-splitting filter of second reflection; This that is penetrated by this wave band channel-splitting filter penetrates the light of wave band, shines in the complementary channel-splitting filter of this first reflection, and this that reflexes to first again first penetrates complementary channel-splitting filter; The light of this reflected waveband that is reflected by this wave band channel-splitting filter shines in the complementary channel-splitting filter of this second reflection, and this that reflexes to first again second penetrates complementary channel-splitting filter.
3. according to the described hyperchannel optics of claim 2 module; It is characterized in that: this wave band channel-splitting filter, these first penetrate complementary channel-splitting filter, these second penetrate complementary channel-splitting filter, the complementary channel-splitting filter of this first reflection complementary channel-splitting filter and this second reflection, all are arranged on the plate body.
4. according to the described hyperchannel optics of claim 2 module, it is characterized in that: respectively this first penetrates complementary channel-splitting filter and respectively this second penetrates complementary channel-splitting filter and be equipped with collimating apparatus with respect to the rear of side to light, in order to carry out coupling light.
5. according to the described hyperchannel optics of claim 1 module, it is characterized in that: respectively this first penetrates complementary channel-splitting filter and respectively this second penetrates complementary channel-splitting filter and be equipped with collimating apparatus with respect to the rear of side to light, in order to carry out coupling light.
6. according to the described hyperchannel optics of claim 1 module, it is characterized in that: this wave band channel-splitting filter, these first penetrate complementary channel-splitting filter and these second and penetrate complementary channel-splitting filter, all are arranged on the plate body.
7. according to the described hyperchannel optics of claim 1 module, it is characterized in that: this light wavelength that penetrates wave band is between 1464 ~ 1620nm, and the light wavelength of this reflected waveband is between 1260 ~ 1454nm.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW99146640A TW201227025A (en) | 2010-12-29 | 2010-12-29 | Multi-channel optical module |
| TW099146640 | 2010-12-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102540343A true CN102540343A (en) | 2012-07-04 |
| CN102540343B CN102540343B (en) | 2014-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110093917.7A Expired - Fee Related CN102540343B (en) | 2010-12-29 | 2011-04-14 | Multi-channel optical module |
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| Country | Link |
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| CN (1) | CN102540343B (en) |
| TW (1) | TW201227025A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5262895A (en) * | 1991-11-19 | 1993-11-16 | Laduke Thomas F | Optical color synthesizer |
| CN1221822C (en) * | 2002-03-26 | 2005-10-05 | 波若威科技股份有限公司 | Z-shaped multiplexer for wavelength divisions |
| CN1908712A (en) * | 2005-08-03 | 2007-02-07 | 亚洲光学股份有限公司 | Small-sized high density multiplexer for wavelength split |
-
2010
- 2010-12-29 TW TW99146640A patent/TW201227025A/en unknown
-
2011
- 2011-04-14 CN CN201110093917.7A patent/CN102540343B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5262895A (en) * | 1991-11-19 | 1993-11-16 | Laduke Thomas F | Optical color synthesizer |
| CN1221822C (en) * | 2002-03-26 | 2005-10-05 | 波若威科技股份有限公司 | Z-shaped multiplexer for wavelength divisions |
| CN1908712A (en) * | 2005-08-03 | 2007-02-07 | 亚洲光学股份有限公司 | Small-sized high density multiplexer for wavelength split |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201227025A (en) | 2012-07-01 |
| CN102540343B (en) | 2014-12-17 |
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Granted publication date: 20141217 Termination date: 20160414 |