CN1455540A - Partial wave multiplexer packaging method capable of reducing inserting loss and reflection loss - Google Patents
Partial wave multiplexer packaging method capable of reducing inserting loss and reflection loss Download PDFInfo
- Publication number
- CN1455540A CN1455540A CN02118896A CN02118896A CN1455540A CN 1455540 A CN1455540 A CN 1455540A CN 02118896 A CN02118896 A CN 02118896A CN 02118896 A CN02118896 A CN 02118896A CN 1455540 A CN1455540 A CN 1455540A
- Authority
- CN
- China
- Prior art keywords
- colloid
- metal tube
- loss
- packaging method
- wave multiplexer
- 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.)
- Granted
Links
Images
Landscapes
- Optical Couplings Of Light Guides (AREA)
Abstract
The packaging method includes: The first refraction index-gradient lens (Grin-lens) in combined to an end face of a filter and the second one to another end face of the filiter. A glass tube is ste in two internal metal tubes separately as a single optical fibre conductive tube and a dual optical fibre conductive tube are bushed in two glass tubes, separately with a test optical source connected wih one optical fibre of dual optical fibre conductive tube and a power measure being connected with another optical fibre of the dual one as well as with optical fibre of the single one. Both of dual optical fibre conductive tube and single optical fibre conductive tube are adjusted to optimum value and to be fixed an outer metal tube is used to clad the two internal metal tube as well as to fir them.
Description
Technical field
The present invention is relevant with optical technology, in more detail, is meant that a kind of can the minimizing inserts divided duplexing equipment (WDM) method for packing that loses with reflection loss.
Background technology
Press known divided duplexing equipment, United States Patent (USP) the 6th as shown in Figure 1,185, No. 347 divided duplexing equipments, it mainly is that the glass column that will affix filter, two fibre-optic catheter, another glass column, single fiber sheathed catheter stick in body, it is binded in regular turn finish assembled package again; But, in step C., F., be the forming step of optics collimator (Collimator) (being the combination of glass column, fibre-optic catheter), before being shaped, all need through adjusting accurately trouble comparatively on making.
In addition, the light signal inserts, reflection loss because optics collimator easily produces when making encapsulation, therefore uses optics collimator the more promptly can produce heal big insertion, reflection loss.
Summary of the invention
Main purpose of the present invention is to provide a kind of can reduce divided duplexing equipment (WDM) method for packing that inserts loss and reflection loss, can simplify the encapsulation procedure of WDM, and then reduce cost.
Of the present invention time a purpose is to provide a kind of can the minimizing to insert divided duplexing equipment (WDM) method for packing that loses with reflection loss, and it can reduce insertion, the reflection loss of light signal.
For achieving the above object, a kind of can the minimizing provided by the invention inserts its method for packing of divided duplexing equipment (WDM) that loses with reflection loss, includes the following step:
One first gradually changed refractive index lens are engaged by colloid with a filter, and wherein colloid does not stop light path;
One second gradually changed refractive index lens are engaged by above-mentioned colloid with this filter, and wherein colloid does not stop light path;
One first glass tube is set in the metal tube in one first, and one second glass tube is set in the metal tube in one second, wherein be provided with above-mentioned colloid between this first glass tube outer wall and this first interior inner wall of metal tube;
In this first glass tube, be nested with a single fiber conduit respectively and fix, and in this second glass tube, be nested with a pair of fibre-optic catheter and fix with colloid with colloid;
One optical fiber of two fibre-optic catheters is connected a testing light source, and another optical fiber connects a power checker, and wherein this testing light source provides the light source of standard for test, and this power checker then is used for the spectrum and the intensity of measurement light source;
The aforementioned second gradually changed refractive index lens are arranged in this second glass tube, and utilize above-mentioned colloid to be fixed after being adjusted to optimum value according to the reading of this power checker;
The aforementioned first gradually changed refractive index lens are arranged in this first glass tube, and this single fiber is connected this power checker, utilize above-mentioned colloid to be solidified after being adjusted to optimum value according to the reading of this power checker.
Described colloid is arranged between the periphery of this filter end face and these first gradually changed refractive index lens.
Other end and this second refractive index standard that described colloid is arranged at this filter become between the periphery of lens.
This colloid is hot-setting adhesive or UV glue.
Also comprise: an outer metal tube is coated above-mentioned metal tube in first and second.
This outer metal tube and this first, second interior metal tube are fixed by hot-setting adhesive or scolding tin.
The present invention also includes the following step:
One first glass tube is set in the metal tube in one first, and one second glass tube is set in the metal tube in one second, wherein be provided with above-mentioned colloid between this first glass tube outer wall and this first interior inner wall of metal tube;
In this first glass tube, be nested with a single fiber conduit respectively and fix, and in this second glass tube, be nested with a pair of fibre-optic catheter and fix with colloid with colloid;
One first gradually changed refractive index lens are engaged by colloid with a filter, and wherein colloid does not stop light path;
One second gradually changed refractive index lens are engaged by above-mentioned colloid with this filter, and wherein colloid does not stop light path;
One optical fiber of two fibre-optic catheters is connected a testing light source, and another optical fiber connects a power checker, and wherein this testing light source provides the light source of standard for test, and this power checker then is used for the spectrum and the intensity of measurement light source;
The aforementioned second gradually changed refractive index lens are arranged in this second glass tube, and utilize above-mentioned colloid to be fixed after being adjusted to optimum value according to the reading of this power checker;
The aforementioned first gradually changed refractive index lens are arranged in this first glass tube, and this single fiber is connected this power checker, utilize above-mentioned colloid to be solidified after being adjusted to optimum value according to the reading of this power checker.
Description of drawings
Relevant detailed structure of the present invention, feature and effect are below lifted a preferred embodiment, and conjunction with figs. is further described, wherein:
Fig. 1 is the combination schematic diagram of known divided duplexing equipment;
Fig. 2 is the preliminary assembling schematic diagram of a preferred embodiment of the present invention:
Fig. 3 is the second assembling schematic diagram of a preferred embodiment of the present invention;
Fig. 4 is the 3rd assembling schematic diagram of a preferred embodiment of the present invention;
Fig. 5 is the 4th assembling schematic diagram of a preferred embodiment of the present invention;
Fig. 6 is the 5th assembling schematic diagram of a preferred embodiment of the present invention;
Fig. 7 is connected in the schematic diagram of tester for a preferred embodiment of the present invention;
Fig. 8 is the 6th assembling schematic diagram of a preferred embodiment of the present invention;
Fig. 9 is the 7th assembling schematic diagram of a preferred embodiment of the present invention;
Figure 10 is the 8th assembling schematic diagram of a preferred embodiment of the present invention;
Figure 11 is the insertion loss experimental data figure of a preferred embodiment of the present invention when penetrating;
Figure 12 is the insertion loss experimental data figure of a preferred embodiment of the present invention at reflex time.
Embodiment
See also Fig. 2 to Fig. 9, a kind of method for packing that can reduce the divided duplexing equipment (WDM) that inserts loss and reflection loss that a preferred embodiment of the present invention provided mainly comprises the following step:
A. gradually changed refractive index lens (21) are engaged with a filter (11): as shown in Figure 2, purchase gradually changed refractive index lens (Grin-lens) (21) and a filter (filter) (11), the end face of these lens (21) with this filter (11) glued together through colloid (19), wherein colloid is arranged between the periphery of this filter (11) end face and this lens (21), and do not stop light path, the mark person of picture in picture institute is formed by colloid (19) is extruded into the edge in engaging process;
B. another gradually changed refractive index lens (26) are engaged with this filter (11): as shown in Figure 3, purchase another gradually changed refractive index lens (26), and utilize colloid (19) gummed with the other end of this filter (11), wherein colloid (19) is arranged between the periphery of this filter (11) end face and this lens (26), and does not stop light path;
C., one glass tube (33) (38) is set: as shown in Figure 4 in metal tube (31), (36) respectively in two, purchase metal tube (31), (36) in two, be nested with a glass tube (33), (38) in pipe respectively, wherein each this glass tube (33), (38) are respectively and be provided with colloid (19) in it between metal tube (31), (36) in order to fixing;
D, in this two glass tube (33) (38), be nested with a fibre-optic catheter (41), (46) respectively: as shown in Figure 5, in the composition of a glass tube (33) and interior metal tube (31), be nested with a single fiber conduit (41) and fixing with colloid (19), as shown in Figure 6, in the composition of another glass tube (38) and interior metal tube (36), be nested with a pair of fibre-optic catheter (46) and fixing with colloid (19);
E. connect tester: as shown in Figure 7, one optical fiber (50) of two fibre-optic catheters (46) is connected a testing light source (48), another optical fiber (51) connects a power checker (49), wherein this testing light source (48) is for providing the light source of standard for test, and this power checker (49) then is used for the spectrum and the intensity of measurement light source;
F. adjust this pair fibre-optic catheter (46) to optimum value and fixing: as shown in Figure 8, aforesaid gradually changed refractive index lens (26) are pushed in the glass tube (38) at this pair fibre-optic catheter (46) place and be adjusted to optimum value and utilize colloid (19) to be fixed again according to the reading of this power checker (49);
G. it is also fixing to optimum value to adjust this single fiber conduit (41): as shown in Figure 9, aforementioned gradually changed refractive index lens (21) are pushed in the glass tube at this single fiber conduit (41) place, and this optical fiber (52) connected this power checker (49), utilize colloid (19) to be solidified after being adjusted to optimum value according to the reading of this power checker (49);
H. as shown in figure 10, be inserted in the composition of abovementioned steps g in the one outer metal tube (39) and give fixing.
In the present invention, can metal tube (31), (36) in the outer metal tube (39) and two be fixed by hot-setting adhesive or scolding tin.
So far, promptly finish the encapsulation manufacturing of divided duplexing equipment (WDM).
Colloid in above steps (19) is UV glue or hot-setting adhesive.
By abovementioned steps provided by the present invention as can be known, after utilization of the present invention is bonding on the two sides of filter (11) with two lens, directly connected in the composition (i.e. this pair fibre-optic catheter (46) and single fiber conduit (41)) of the steps d of light source on the gluing again, directly be adjusted to the minimal loss state, Figure 11 to Figure 12 promptly shows the insertion loss experimental data that penetrates and reflect respectively, by abovementioned steps as can be known, processing procedure of the present invention is very simple, assembling is also very quick.
Step a of the present invention, b can with step c, d transposing, that is, can first step a, step c again after the b, d also can first step c, step a again behind the d, b equally all can reach purpose of the present invention and effect.
Via above-mentioned step, the present invention can produce following advantage:
One, encapsulation is simplified: compared to known technology, the present invention has saved and has made the quantity of optics collimator, and then has simplified the encapsulation procedure of divided duplexing equipment element.
Two, insertion, reflection loss reduce: because known technology all is to make two optics collimators earlier to connect on a filter (11) again, therefore the insertion of each optics collimator itself, reflection loss can additions when being engaged in filter (11), and bigger insertion, the reflection loss of formation; The present invention is than superior the focusing on of known technology: be earlier lens directly to be binded on the two sides of filter (11), and then adjust the distance and the angle of single fiber, two fibre-optic catheter (46), encapsulated after being adjusted to optimum value, can be reduced insertion, reflection loss thus.
Claims (16)
1. one kind can be reduced the wave multiplexer packaging method that inserts loss and reflection loss, includes the following step:
One first gradually changed refractive index lens are engaged by colloid with a filter, and wherein colloid does not stop light path;
One second gradually changed refractive index lens are engaged by above-mentioned colloid with this filter, and wherein colloid does not stop light path;
One first glass tube is set in the metal tube in one first, and one second glass tube is set in the metal tube in one second, wherein be provided with above-mentioned colloid between this first glass tube outer wall and this first interior inner wall of metal tube;
In this first glass tube, be nested with a single fiber conduit respectively and fix, and in this second glass tube, be nested with a pair of fibre-optic catheter and fix with colloid with colloid;
One optical fiber of two fibre-optic catheters is connected a testing light source, and another optical fiber connects a power checker, and wherein this testing light source provides the light source of standard for test, and this power checker then is used for the spectrum and the intensity of measurement light source;
The aforementioned second gradually changed refractive index lens are arranged in this second glass tube, and utilize above-mentioned colloid to be fixed after being adjusted to optimum value according to the reading of this power checker;
The aforementioned first gradually changed refractive index lens are arranged in this first glass tube, and this single fiber is connected this power checker, utilize above-mentioned colloid to be solidified after being adjusted to optimum value according to the reading of this power checker.
2. a kind of can the minimizing as claimed in claim 1 inserts the wave multiplexer packaging method that loses with reflection loss, it is characterized in that described colloid is arranged between the periphery of this filter end face and these first gradually changed refractive index lens.
3. a kind of energy as claimed in claim 2 reduces the wave multiplexer packaging method that inserts loss and reflection loss, it is characterized in that, other end and this second refractive index standard that described colloid is arranged at this filter become between the periphery of lens.
4. a kind of can the minimizing as claimed in claim 1 inserts the wave multiplexer packaging method that loses with reflection loss, it is characterized in that this colloid is a hot-setting adhesive.
5. a kind of can the minimizing as claimed in claim 1 inserts the wave multiplexer packaging method that loses with reflection loss, it is characterized in that this colloid is a UV glue.
6. a kind of wave multiplexer packaging method that can reduce insert loss and reflection loss as claimed in claim 1 is characterized in that, also comprises: with the above-mentioned metal tube in first and second of an outer metal tube coating.
7. a kind of energy as claimed in claim 6 reduces the wave multiplexer packaging method that inserts loss and reflection loss, it is characterized in that, this outer metal tube and this first, second interior metal tube are fixed by hot-setting adhesive.
8. a kind of energy as claimed in claim 6 reduces the wave multiplexer packaging method that inserts loss and reflection loss, it is characterized in that, this outer metal tube and this first, second interior metal tube are fixed by scolding tin.
9. one kind can be reduced the wave multiplexer packaging method that inserts loss and reflection loss, includes the following step:
One first glass tube is set in the metal tube in one first, and one second glass tube is set in the metal tube in one second, wherein be provided with above-mentioned colloid between this first glass tube outer wall and this first interior inner wall of metal tube;
In this first glass tube, be nested with a single fiber conduit respectively and fix, and in this second glass tube, be nested with a pair of fibre-optic catheter and fix with colloid with colloid;
One first gradually changed refractive index lens are engaged by colloid with a filter, and wherein colloid does not stop light path;
One second gradually changed refractive index lens are engaged by above-mentioned colloid with this filter, and wherein colloid does not stop light path;
One optical fiber of two fibre-optic catheters is connected a testing light source, and another optical fiber connects a power checker, and wherein this testing light source provides the light source of standard for test, and this power checker then is used for the spectrum and the intensity of measurement light source;
The aforementioned second gradually changed refractive index lens are arranged in this second glass tube, and utilize above-mentioned colloid to be fixed after being adjusted to optimum value according to the reading of this power checker;
The aforementioned first gradually changed refractive index lens are arranged in this first glass tube, and this single fiber is connected this power checker, utilize above-mentioned colloid to be solidified after being adjusted to optimum value according to the reading of this power checker.
10. a kind of can the minimizing as claimed in claim 9 inserts the wave multiplexer packaging method that loses with reflection loss, it is characterized in that described colloid is arranged between the periphery of this filter end face and these first gradually changed refractive index lens.
11. a kind of energy as claimed in claim 10 reduces the wave multiplexer packaging method that inserts loss and reflection loss, it is characterized in that, other end and this second refractive index standard that described colloid is arranged at this filter become between the periphery of lens.
12. a kind of can the minimizing as claimed in claim 9 inserts the wave multiplexer packaging method that loses with reflection loss, it is characterized in that wherein this colloid is a hot-setting adhesive.
13. a kind of can the minimizing as claimed in claim 9 inserts the wave multiplexer packaging method that loses with reflection loss, it is characterized in that wherein this colloid is a UV glue.
14. a kind of wave multiplexer packaging method that can reduce insert loss and reflection loss as claimed in claim 9 is characterized in that, also comprises: with the above-mentioned metal tube in first and second of an outer metal tube coating.
15. a kind of wave multiplexer packaging method that can reduce insert loss and reflection loss as claimed in claim 14 is characterized in that, wherein should outer metal tube and this first, second interior metal tube fix by hot-setting adhesive.
16, a kind of wave multiplexer packaging method that can reduce insert loss and reflection loss as claimed in claim 14 is characterized in that, wherein should outer metal tube and this first, second interior metal tube fix by scolding tin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021188963A CN1210903C (en) | 2002-04-30 | 2002-04-30 | Partial wave multiplexer packaging method capable of reducing inserting loss and reflection loss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021188963A CN1210903C (en) | 2002-04-30 | 2002-04-30 | Partial wave multiplexer packaging method capable of reducing inserting loss and reflection loss |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1455540A true CN1455540A (en) | 2003-11-12 |
| CN1210903C CN1210903C (en) | 2005-07-13 |
Family
ID=29257463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021188963A Expired - Fee Related CN1210903C (en) | 2002-04-30 | 2002-04-30 | Partial wave multiplexer packaging method capable of reducing inserting loss and reflection loss |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1210903C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1870485B (en) * | 2005-05-24 | 2010-05-26 | 亚洲光学股份有限公司 | Off-axis wavelength division multiplexer |
-
2002
- 2002-04-30 CN CNB021188963A patent/CN1210903C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1870485B (en) * | 2005-05-24 | 2010-05-26 | 亚洲光学股份有限公司 | Off-axis wavelength division multiplexer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1210903C (en) | 2005-07-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6282339B1 (en) | Reliable low-cost wavelength division multiplexed coupler with flexible and precise optical path adjustment | |
| AU650365B2 (en) | Packaging fibre optic components | |
| US6603906B2 (en) | Multi-port optical power monitoring package and method of manufacturing | |
| WO2001097589A2 (en) | Three-port filter and method of manufacture | |
| US8873909B1 (en) | Micro-optic filtering devices and method of making the same | |
| JP2007225673A (en) | Optical power monitor and manufacturing method thereof | |
| CN1651948A (en) | Wavelength division multiplexing optical coupler | |
| CN1409141A (en) | Wavelength division multiplexing coupler | |
| CN1426182A (en) | Optic coupling for two-way optic communication | |
| CN1652416A (en) | Optical fiber coupling structure and method for coupling optical fibers | |
| JP3135511B2 (en) | Optical device using optical fiber and method of manufacturing the same | |
| CN1210903C (en) | Partial wave multiplexer packaging method capable of reducing inserting loss and reflection loss | |
| TW579446B (en) | Wavelength-division multiplexer to reduce the insertion loss and reflection loss | |
| CN208860999U (en) | Mini optical fibre collimator | |
| CN201017068Y (en) | Optical fiber collimating device | |
| TWI244279B (en) | Wavelength-division multiplexer and method for making the same | |
| CN1313852C (en) | Packing method and structure of optical fiber optical element | |
| CN212749310U (en) | Hybrid device with superposed 1 x 2 single-stage isolator and WDM filter | |
| CN210270326U (en) | Lens module | |
| CN2735361Y (en) | Optical element connecting device | |
| CN206400143U (en) | 3 × 1 wavelength division multiplexers | |
| CN1916678A (en) | Power coupler of multiple optical fibers in multiple modes, and prepration method | |
| US7223026B1 (en) | Solder-free packaging for integrated fiber optics device | |
| CN206400142U (en) | 4 × 0 wavelength division multiplexers | |
| CN2697672Y (en) | Bidirectional transmitting/receiving module (Bi-Di TRx) using chip direct package process (COB) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050713 Termination date: 20110430 |