CN102621639A - Luminous power adjustable combiner preparing method and packaging structure of same - Google Patents
Luminous power adjustable combiner preparing method and packaging structure of same Download PDFInfo
- Publication number
- CN102621639A CN102621639A CN2012100771378A CN201210077137A CN102621639A CN 102621639 A CN102621639 A CN 102621639A CN 2012100771378 A CN2012100771378 A CN 2012100771378A CN 201210077137 A CN201210077137 A CN 201210077137A CN 102621639 A CN102621639 A CN 102621639A
- Authority
- CN
- China
- Prior art keywords
- optical
- array
- adjustable
- waveguide grating
- fibre channel
- 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
Abstract
The invention relates to a luminous power adjustable combiner preparing method and a packaging structure of the same. The luminous power adjustable combiner preparing method includes the steps of: optimally matching the channel optical property according to an arrayed-waveguide grating and the optical property parameters of an arrayed variable optical attenuator; mounting the arrayed-waveguide grating and the arrayed variable optical attenuator on an upper cover of a packaging box and connecting the optical fiber of the matched arrayed-waveguide grating corresponding to a fiber channel with the optical fiber of the matched arrayed variable optical attenuator corresponding to the fiber channel; and mounting an input end optical fiber structure and an output end optical fiber structure, fixing a control circuit board at the lower bottom part of the packaging box, and joining the upper cover and the lower bottom part in a matching way. The optical fiber of the fiber channel of the arrayed-waveguide grating fixed in the upper cover and the optical fiber of the fiber channel of the arrayed variable optical attenuator fixed in the upper cover in the packaging structure are physically cross connected by adopting the method of optimally matching the optical property. The luminous power adjustable combiner preparing method and the packaging structure of the same can improve the manufacturing efficiency, reduce the manufacturing cost and optimize the product property.
Description
Technical field
The present invention relates to the optical multiplexer in the optical fiber technology field, particularly relate to the preparation method and the encapsulating structure thereof of the adjustable wave multiplexer of a kind of luminous power.
Background technology
Along with optical fiber communication forward two-forty, high capacity direction develop; Erbium-Doped Fiber Amplifier (EDFA) (Erbium-Doped Fiber Amplifier; Being called for short " EDFA ") technology combines becomes the major technique means in this system with dense wave division multipurpose (Dense Wavelength Division Multiplexing is called for short " DWDM ").The adjustable wave multiplexer of luminous power (being called for short " VMUX ") is the core devices in the dwdm system; Has vast market prospect; Can solve because the power saltus step that the gain of using fiber amplifier to bring brings when levelling does not increase and decrease with passage; Through each passage luminous power of system dynamically being adjusted,, the realization light signal do not transmit thereby having error code in the long distance High-speed of dwdm system to reach balanced.
The adjustable wave multiplexer of luminous power is mainly assembled by array waveguide grating and two optical devices of array adjustable optical attenuator and control circuit, the corresponding DWDM wavelength of each passage.As shown in Figure 1; The adjustable wave multiplexer of traditional luminous power directly docks the respective channel optical fiber of array waveguide grating and array adjustable optical attenuator on the preparation method; Promptly dock according to the color of the banded passage optical fiber of two optical devices; The blue optical fiber on the array waveguide grating and the blue fiber alignment of array adjustable optical attenuator, red optical fiber and red fiber alignment, and do not consider the otherness of each passage optical property of two optical devices in whole wavelength coverage.For instance; For Polarization Dependent Loss parameter (Polarization Dependent Loss; Be called for short " PDL "); Though the actual value of each passage of array adjustable optical attenuator all satisfies the requirement of index (like 0.5dB) in whole operating wavelength range, its PDL still there are differences at the different wavelengths place.For instance, the 1st passage corresponding wavelength of the adjustable wave multiplexer of luminous power is A, and the 2nd passage corresponding wavelength is B.The PDL of the 1st optical-fibre channel of array adjustable optical attenuator is 0.45dB at wavelength A place, be 0.2dB at wavelength B place, and the PDL of its 2nd optical-fibre channel is 0.15dB at wavelength A place, is 0.38dB at wavelength B place.The optics that adopts optical fiber directly to dock but not mate connects; The 1st passage of the adjustable wave multiplexer of luminous power has utilized the 1st optical-fibre channel of array adjustable optical attenuator at the PDL of wavelength A value 0.45dB; The 2nd passage of the adjustable wave multiplexer of luminous power has utilized the 2nd optical-fibre channel of array adjustable optical attenuator at the PDL of wavelength B value 0.38dB; Obviously in fact the mode of so direct butt joint does not use the comparatively good wavelength window of array adjustable optical attenuator PDL performance, if poorer with the superimposed back of the PDL of array waveguide grating performance again, even exceed standard; It is optimum that the performance of entire product is difficult to reach, and make efficiency is not high.
Summary of the invention
Technical matters to be solved by this invention provides the preparation method and the encapsulating structure thereof of the adjustable wave multiplexer of a kind of luminous power, to improve make efficiency, reduce cost of manufacture, to optimize properties of product.
The technical solution adopted for the present invention to solve the technical problems is: the preparation method of the adjustable wave multiplexer of a kind of luminous power is provided, may further comprise the steps:
(1) realizes passage optical property optimization of matching according to the optical performance parameter of array waveguide grating and array adjustable optical attenuator; The optical parametric that is about to each optical-fibre channel of array waveguide grating and array adjustable optical attenuator matches with the form of complementation one by one, and is best with each the optical-fibre channel optical parametric that reaches entire device; The form of said complementation is meant that array waveguide grating and Waveguide array adjustable optical attenuator compensate the combinations of pairs of formula according to the good and bad or size of both each passage optical parametrics, makes both link to each other the optical performance parameter of each optical-fibre channel of back all less than preset value;
(2) array waveguide grating and array adjustable optical attenuator are installed in the loam cake of enclosure, and the optical fiber of the corresponding optical-fibre channel of the array waveguide grating that matches and the optical fiber of the corresponding optical-fibre channel of the array adjustable optical attenuator that matches are connected;
(3) input end fiber structure and output terminal optical fiber structure are installed, control circuit board is fixed on the enclosure part of going to the bottom, loam cake is docked assembling with the part of going to the bottom.
Wherein, The optical property optimization of matching is meant that the optical parametric of each optical-fibre channel of array waveguide optical grating and array adjustable optical attenuator matches with the form of complementation one by one; Each group passage optical parametric to reach entire device is best, makes that promptly each passage optical parametric of the adjustable wave multiplexer of luminous power is best.Optical parametric can be insertion loss, Polarization Dependent Loss or other of the adjustable wave multiplexer of luminous power as required.Simultaneously according to the pairing result respective channel optical fiber of array waveguide grating and array adjustable optical attenuator being carried out optics is connected; The optics connection is meant the passage optical fiber between two array devices, carries out cross connection physically according to the result of mating; The purpose of optical property coupling is the best performance that reaches overall optical adjustable power wave multiplexer.There is difference in the optical performance parameter of array waveguide grating and each optical-fibre channel of array adjustable optical attenuator in whole operating wavelength range; The principle of optimization of matching is exactly that to make full use of each optical-fibre channel of adjustable optical attenuator (be the adjustable wave multiplexer operation wavelength of luminous power in the operation wavelength of array waveguide grating; The corresponding operation wavelength of optical-fibre channel) otherness of last optical performance parameter; Confirm the best wavelength window of each optical-fibre channel optical performance parameter of adjustable optical attenuator; And compensate the combinations of pairs of formula with the optical property of the optical-fibre channel of the corresponding operation wavelength of array waveguide grating; Make the adjustable wave multiplexer of luminous power optimum, promptly realize the optimization of matching of each optical-fibre channel optical performance parameter at the optical performance parameter of each operation wavelength.Coupling can be to carry out with single pass form, also can be to carry out with multichannel form.Single channel is mated; The principle of coupling is to find between array waveguide grating and the array adjustable optical attenuator each channel performance wavelength window relatively preferably; And hyperchannel is mated; With 4 passages is example, and its matching principle is to find in each group passage between array waveguide grating and the array adjustable optical attenuator all performance wavelength windows relatively preferably of 4 passages.
Said step (1) comprises following substep:
(11) first optical-fibre channel of array waveguide grating and first optical-fibre channel of array adjustable optical attenuator are carried out the optical property optimization of matching;
(12) judge whether the optical property optimization of matching result who obtains satisfies match-on criterion; If satisfy; Then get into step (14), otherwise, next optical-fibre channel of array adjustable optical attenuator and first optical-fibre channel of array waveguide grating are carried out the optical property optimization of matching;
(13) return step (12);
(14) with in next optical-fibre channel of array waveguide grating and the array adjustable optical attenuator not the optical-fibre channel of coupling carry out the optical property optimization of matching; And repeat above-mentioned steps (12), mated the optical-fibre channel of all array waveguide gratings and the optical-fibre channel of array adjustable optical attenuator successively.
Said step (2) comprises following substep:
(21) ribbon fiber with array waveguide grating is a benchmark, and the ribbon fiber of array adjustable optical attenuator is scattered;
(22) according to the result of the optical property optimization of matching that obtains, with optical-fibre channel order interim and the become band optical fiber of the optical fiber that has scattered according to array waveguide grating;
(23) protect weld with interim and the ribbon fiber of one-tenth and the ribbon fiber welding of array waveguide grating, and with heat-shrink tube, the optical fiber that connects reasonably is coiled in the enclosure.
The optical performance parameter of each optical-fibre channel was identical or close after said array waveguide grating linked to each other with the Waveguide array adjustable optical attenuator.
Said optical property optimization of matching is that array waveguide grating and array light adjustable attenuator insert the coupling of loss and/or the coupling of array waveguide grating and array light adjustable attenuator Polarization Dependent Loss.
Said array waveguide grating is the array waveguide grating of individual packages; The array adjustable optical attenuator that said array adjustable optical attenuator is an individual packages.
The technical solution adopted for the present invention to solve the technical problems is: the encapsulating structure of the adjustable wave multiplexer of a kind of luminous power also is provided, comprises by loam cake and the enclosure of going to the bottom and forming, be fixed with control circuit on said the going to the bottom; Said loam cake inboard is fixed with array waveguide grating and array adjustable optical attenuator, and the optical fiber of the optical fiber of the optical-fibre channel of said array waveguide grating and the optical-fibre channel of array adjustable optical attenuator adopts the method for optical property optimization of matching to realize that physical intersection is connected; Said optical property optimization of matching is meant that the optical parametric of each optical-fibre channel of array waveguide grating and array adjustable optical attenuator matches with the form of complementation one by one, and is best with each the optical-fibre channel optical parametric that reaches entire device; The form of said complementation is meant that array waveguide grating and Waveguide array adjustable optical attenuator compensate the combinations of pairs of formula according to the good and bad or size of both each passage optical parametrics, makes both link to each other the optical performance parameter of optical-fibre channel of each group of back all less than preset value.
The optical performance parameter of the optical-fibre channel of each group was identical or close after said array waveguide grating linked to each other with the Waveguide array adjustable optical attenuator.
Said array waveguide grating is the array waveguide grating of individual packages; The array adjustable optical attenuator that said array adjustable optical attenuator is an individual packages.
Described array waveguide grating is multichannel array waveguide grating, and port number is 16,32,40,48,80 or 96; Described array adjustable optical attenuator is multichannel array adjustable optical attenuator, and port number is at least 2; The port number of the output terminal optical fiber of the adjustable wave multiplexer of described luminous power is 16,32,40,48,80 or 96.
Beneficial effect
Owing to adopted above-mentioned technical scheme; The present invention compared with prior art has following advantage and good effect: the present invention adopts the method for array waveguide grating and each passage optical property optimization of matching of array adjustable optical attenuator to prepare the adjustable wave multiplexer of luminous power, reaches the optimum of device performance; Improve utilization rate of raw materials; Reduce cost of manufacture, whole technological process is controlled easily, suitable batch production.
Description of drawings
Fig. 1 is the synoptic diagram that is connected of array waveguide grating and array adjustable optical attenuator optical fiber in the prior art;
Fig. 2 is preparation method's process flow diagram of the present invention;
Fig. 3 is the synoptic diagram that is connected of array waveguide grating and array adjustable optical attenuator optical fiber among the present invention;
Fig. 4 is an encapsulating structure synoptic diagram of the present invention;
Fig. 5 is an encapsulating structure superstructure synoptic diagram of the present invention;
Fig. 6 is the encapsulating structure of the present invention structural representation of going to the bottom.
Embodiment
Below in conjunction with specific embodiment, further set forth the present invention.Should be understood that these embodiment only to be used to the present invention is described and be not used in the restriction scope of the present invention.Should be understood that in addition those skilled in the art can do various changes or modification to the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Embodiment of the present invention relates to the preparation method of the adjustable wave multiplexer of a kind of luminous power; This method is a hyperchannel optics device according to array waveguide grating and array adjustable optical attenuator; The optical property of their each passage has otherness; Utilize the method for mating to select the different passages of array waveguide grating and array adjustable optical attenuator to carry out optics and be connected, in the hope of reaching the optimum of each optical channel performance of entire device.Described photodevice matrix waveguide optical grating and array adjustable optical attenuator fixedly are assemblied in enclosure loam cake side; Comprise input end fiber and output terminal optical fiber; Described control circuit board is fixedly installed in bottom side under the enclosure, and upper cover part and the lower bottom part branch of accomplishing assembling are assembled to the assembling of accomplishing overall optical adjustable power wave multiplexer together.Its concrete steps, as shown in Figure 2.
Step 1: prepare the required various components and parts materials of the adjustable wave multiplexer of luminous power, comprise array waveguide grating and array adjustable optical attenuator.
Step 2: array waveguide grating is carried out individual packages, and test out the optical property of its each passage;
Step 3: the array adjustable optical attenuator is carried out individual packages, and test out its optical property, obtain the optical property at different passage different wave lengths place;
Step 4: according to the optical characteristics of each passage of aforementioned acquired array waveguide grating and array adjustable optical attenuator, selected one of them optical parametric carries out the channel performance coupling.The a certain optical parametric performance of the selected foundation of optical parametric is judged (inserting loss and Polarization Dependent Loss like array waveguide grating and array light adjustable attenuator) with the wavelength change distribution situation; If performance itself is relatively more balanced or very optimization; Then general not as the parameter of mating, because coupling is little to the entire device performance impact.The method of coupling is; Confirm the optical parametric that to mate and set the coupling index that first passage of earlier selected array waveguide grating matees the first passage corresponding wavelength of itself and array adjustable optical attenuator; If the matching result addition meets the demands; Keep the respective channel match, begin to mate the second channel of array waveguide grating then, the corresponding wavelength of the second channel that does not mate with the array adjustable optical attenuator is mated; If matching result does not meet the demands, then first passage of array waveguide grating and array adjustable optical attenuator second and further channel coupling is judged according to the requirement that the front is same, repeats to analogize with this, until mating successfully; If this array adjustable optical attenuator all passages all can not mate success, then select next array adjustable optical attenuator for use.Each passage that matees array waveguide grating is then successively accomplished until all passage couplings.In the adjustable wave multiplexer preparation method of existing luminous power, do not have this step of optical property coupling, and directly the corresponding optical fiber of array waveguide grating and array adjustable optical attenuator is connected, form syndeton as shown in Figure 1.
With the example in the background technology is example; As above-mentioned for example in; Adopt the passage optical fiber cross-connection method of coupling; The 1st passage of the adjustable wave multiplexer of luminous power can utilize the PDL value 0.15dB of the 2nd optical-fibre channel of array adjustable optical attenuator at wavelength A place, and the 2nd passage of the adjustable wave multiplexer of luminous power can utilize the PDL value 0.2dB of the 1st optical-fibre channel of array adjustable optical attenuator at wavelength B place.Obviously, in terms of existing technologies, performance obtains very big optimization.Simultaneously; Adopt the optical property matching mode can improve the utilization factor of adjustable optical attenuator, as in a certain optical-fibre channel, because the performance of its PDL at the different wave length place differs bigger; Possibly exceed index (like 0.5dB) in the performance of some wavelength; Adopt coupling then can avoid selecting the bad wavelength window of performance to use, but utilize well behaved wavelength window, thereby improved the channel utilization index of array adjustable optical attenuator.
Step 5: module assembling.The loam cake side that array waveguide grating that aforesaid coupling is successful and array adjustable optical attenuator are installed on the adjustable wave multiplexer enclosure of luminous power is assembled according to the design module position; The optical fiber of the aforementioned array waveguide grating respective channel that matches and the optical fiber of the array adjustable optical attenuator respective channel that matches are connected; Like Fig. 3; With the array waveguide grating ribbon fiber is benchmark, the ribbon fiber of array adjustable optical attenuator is scattered, according to the optical fiber property matching result of step 4; With optical-fibre channel order interim and the become band optical fiber of the optical fiber that has scattered according to array waveguide grating; And with the ribbon fiber welding of array waveguide grating, and protect weld with heat-shrink tube, reasonably be coiled in the optical fiber that connects in the enclosure; Input end fiber and output terminal optical fiber are individually fixed in input end rubber cap and the output terminal rubber cap, and rubber cap is installed on the corresponding aperture of enclosure loam cake side; Control circuit board is fixed under the adjustable wave multiplexer enclosure of luminous power; The enclosure upper cover part that assembles and the part of going to the bottom are docked assembling according to the mode that designs, accomplish the final assembling of the adjustable wave multiplexer of luminous power.
Step 6: parameter testing.The adjustable wave multiplexer of luminous power that assembling is accomplished carries out fade performance test, attenuation coefficient test and final performance test.
Step 7: stick Product labelling and packing delivery.
In actual match, between above-mentioned single channel and single channel, mating, also can use hyperchannel (is a group like 4 passages) and hyperchannel to mate, to improve matching efficiency.To the hyperchannel coupling, be example with 4 passages coupling, first passage with array waveguide grating and array adjustable optical attenuator is one group with 4 passages and divides into groups; First first group of 4 passage of coupling array waveguide grating match the corresponding parameter of one group of 4 channel array adjustable optical attenuator, see whether the matching result of 4 passages in this group satisfies match-on criterion; As satisfying; 4 passages of next group of subsequent coupling array waveguide grating as not satisfying, are then organized 4 channel array adjustable optical attenuators and this group passage coupling with next; And the like, until satisfying match-on criterion.Then, adopt second group of 4 passage of the coupling array waveguide grating that uses the same method, mated the passage of all groupings successively.
The encapsulating structure of the adjustable wave multiplexer of luminous power that obtains through above-mentioned preparation method such as Fig. 4, Fig. 5 and shown in Figure 6 comprise by the loam cake 1 and 2 enclosure formed of going to the bottom, and said going to the bottom is fixed with control circuit 5 on 2; Said loam cake 1 inboard is fixed with array waveguide grating 3 and array adjustable optical attenuator 4, and the optical fiber of the optical fiber of the optical-fibre channel of said array waveguide grating 3 and the optical-fibre channel of array adjustable optical attenuator 4 adopts the method for passage optical property optimization of matching to realize that physical intersection is connected; Said optical property optimization of matching is meant that the optical parametric of each group optical-fibre channel of array waveguide grating 3 and array adjustable optical attenuator 4 matches with the form of complementation one by one, and is best with each the group optical-fibre channel optical parametric that reaches entire device; Wherein, the form of said complementation is meant that array waveguide grating links to each other the optical performance parameter of optical-fibre channel of each group of back all less than preset value with the Waveguide array adjustable optical attenuator.In order to make the more stable and optimization of the wave multiplexer performance that obtains; Link to each other with the Waveguide array adjustable optical attenuator optical performance parameter of optical-fibre channel of each group of back of said array waveguide grating is identical or close, is 0.35dB or between 0.30-0.40dB like the PDL of the optical-fibre channel of each group.
Wherein, said array waveguide grating is the array waveguide grating that is assembled into modular assembly, and said array adjustable optical attenuator is the array adjustable optical attenuator that is assembled into modular structure.Described array waveguide grating is multichannel array waveguide grating, and port number can be 16,32,40,48,80,96 etc.; Described array adjustable optical attenuator is multichannel array adjustable optical attenuator, and port number is more than or equal to 2; The port number of the output terminal optical fiber of the adjustable wave multiplexer of described luminous power is 16,32,40,48,80,96 etc.
Describe method of the present invention according to the adjustable wave multiplexer of 1 * 40 luminous power below, but should be understood that method of the present invention is equally applicable to the adjustable wave multiplexer of luminous power of other port numbers.
The present invention provides the encapsulating structure of the adjustable wave multiplexer of a kind of luminous power and preparation method to be:
Step 1:, and test out the optical property of the different passages of array waveguide grating at the different wave length place with array waveguide grating (40 array waveguide grating);
Step 2:, and test out the optical property of each passage of array adjustable optical attenuator at the different wave length place with array adjustable optical attenuator (20 channel array adjustable optical attenuator);
Optical performance parameter according to aforementioned acquired array waveguide grating and array adjustable optical attenuator begins to mate the passage between the two, to obtain the best performanceization of entire device.With the Polarization Dependent Loss (PDL) of optical device as matching parameter; The PDL of array waveguide grating the 1st optical-fibre channel (corresponding wavelength A) is 0.2dB; Analyze the optical property of each passage of array adjustable optical attenuator, obtain the PDL of each passage of array adjustable optical attenuator at different wave length.The 1st optical-fibre channel PDL is 0.45dB at wavelength A place at the array adjustable optical attenuator, is 0.2dB at wavelength B place, and is 0.15dB at array adjustable optical attenuator the 2nd optical-fibre channel PDL at wavelength A place, is 0.38dB at wavelength B place.Principle according to coupling; To select array adjustable optical attenuator the 2nd optical-fibre channel to be connected with array waveguide grating the 1st optical-fibre channel; Thereby (mate cross-coupled result: 0.15+0.2=0.35dB, direct-connected result does not match: 0.45+0.2=0.65dB) to reach the optimization of first passage (corresponding wavelength is A) performance of overall optical adjustable power wave multiplexer.According to the match-on criterion of setting (less than 0.5dB); The passage that matees successful array adjustable optical attenuator is the 2nd optical-fibre channel; Still fail to mate successfully like the 2nd optical-fibre channel, then continue follow-up other passages of coupling array adjustable optical attenuator, until mating successfully; The second channel that matees array waveguide grating then is until the 40th passage (40 channel array waveguide optical gratings need 2 20 channel array adjustable optical attenuators to mate fully with it).Then the 1st relatively poor optical-fibre channel of optical property is connected at wavelength A place with the array adjustable optical attenuator with the 1st optical-fibre channel of array waveguide grating in direct connection in the classic method, causes the 1st channel performance (PDL is 0.65dB) of entire device to exceed standard.
This optical property coupling can be accomplished by software, to raise the efficiency.Give the software set parameter as match-on criterion; As the PDL sum of mating passage two array optical devices should be greater than 0.5dB; Software begins the coupling of each passage according to the order of setting; Seek the passage of the needed array adjustable optical attenuator that is complementary of each passage institute corresponding wavelength of array waveguide grating according to said method; Accomplish the coupling of 40 passages of array waveguide grating, make each channel performance of the product that coupling is accomplished reach the setting value requirement, thereby reach the optimization of overall optical adjustable power wave multiplexer properties of product;
Step 4: the loam cake side that array waveguide grating that aforesaid coupling is successful and array adjustable optical attenuator are installed on the adjustable wave multiplexer enclosure of luminous power, assemble according to the design module position;
Step 5: the optical fiber of the aforementioned array waveguide grating respective channel that matches and the optical fiber of the array adjustable optical attenuator respective channel that matches are connected; With the array waveguide grating ribbon fiber is benchmark; The ribbon fiber of array adjustable optical attenuator is scattered; According to the matching result in the above-mentioned steps three, with the optical fiber that has scattered of array adjustable optical attenuator the interim and optical fiber that becomes band of optical-fibre channel order according to array waveguide grating, in order to the ribbon fiber welding of array waveguide grating; And protect weld with heat-shrink tube, reasonably be coiled in the optical fiber that connects in the enclosure;
Step 6: input end fiber and output terminal optical fiber are individually fixed in defeated light inputting end rubber cap and export in the light end rubber cap, and rubber cap is installed on the corresponding aperture of enclosure loam cake side;
Step 7: control circuit board is fixed in bottom side under the adjustable wave multiplexer enclosure of luminous power;
Step 8: the enclosure upper cover part that assembles and the part of going to the bottom are docked assembling according to the mode that designs, accomplish the final assembling of the adjustable wave multiplexer of luminous power;
Step 9: the same with classic method, the product that assembling is accomplished is tested successively, guarantee that the whole performance of product meets the demands.
What deserves to be mentioned is, in the foregoing description with the Polarization Dependent Loss (PDL) of optical device as matching parameter, equally also can use other optical parametrics as matching parameter, as inserting loss; Can also use Polarization Dependent Loss to combine as matching parameter with the insertion loss.
The encapsulating structure of the adjustable wave multiplexer of above luminous power and preparation method are used for the adjustable wave multiplexer of 1 * 40 luminous power; For the adjustable wave multiplexer of the luminous power of other port numbers; Its step of its encapsulating structure and preparation method and above-mentioned difference only are that the output terminal fiber count is different, and the port number that promptly need mate is different.
Claims (10)
1. the preparation method of the adjustable wave multiplexer of luminous power is characterized in that, may further comprise the steps:
(1) realizes passage optical property optimization of matching according to the optical performance parameter of array waveguide grating and array adjustable optical attenuator; The optical parametric that is about to each optical-fibre channel of array waveguide grating and array adjustable optical attenuator matches with the form of complementation one by one, and is best with each the optical-fibre channel optical parametric that reaches entire device; The form of said complementation is meant that array waveguide grating and Waveguide array adjustable optical attenuator compensate the combinations of pairs of formula according to the good and bad or size of both each passage optical parametrics, makes both link to each other the optical performance parameter of each optical-fibre channel of back all less than preset value;
(2) array waveguide grating and array adjustable optical attenuator are installed in the loam cake of enclosure, and the optical fiber of the corresponding optical-fibre channel of the array waveguide grating that matches and the optical fiber of the corresponding optical-fibre channel of the array adjustable optical attenuator that matches are connected;
(3) input end fiber structure and output terminal optical fiber structure are installed, control circuit board is fixed on the enclosure part of going to the bottom, loam cake is docked assembling with the part of going to the bottom.
2. the preparation method of the adjustable wave multiplexer of luminous power according to claim 1 is characterized in that, said step (1) comprises following substep:
(11) first optical-fibre channel of array waveguide grating and first optical-fibre channel of array adjustable optical attenuator are carried out the optical property optimization of matching;
(12) judge whether the optical property optimization of matching result who obtains satisfies match-on criterion; If satisfy; Then get into step (14), otherwise, next optical-fibre channel of array adjustable optical attenuator and first optical-fibre channel of array waveguide grating are carried out the optical property optimization of matching;
(13) return step (12);
(14) with in next optical-fibre channel of array waveguide grating and the array adjustable optical attenuator not the optical-fibre channel of coupling carry out the optical property optimization of matching; And repeat above-mentioned steps (12), mated the optical-fibre channel of all array waveguide gratings and the optical-fibre channel of array adjustable optical attenuator successively.
3. the preparation method of the adjustable wave multiplexer of luminous power according to claim 1 is characterized in that, said step (2) comprises following substep:
(21) ribbon fiber with array waveguide grating is a benchmark, and the ribbon fiber of array adjustable optical attenuator is scattered;
(22) according to the result of the optical property optimization of matching that obtains, with optical-fibre channel order interim and the become band optical fiber of the optical fiber that has scattered according to array waveguide grating;
(23) protect weld with interim and the ribbon fiber of one-tenth and the ribbon fiber welding of array waveguide grating, and with heat-shrink tube, the optical fiber that connects reasonably is coiled in the enclosure.
4. the preparation method of the adjustable wave multiplexer of luminous power according to claim 1 is characterized in that, the optical performance parameter of each optical-fibre channel was identical or close after said array waveguide grating linked to each other with the Waveguide array adjustable optical attenuator.
5. the preparation method of the adjustable wave multiplexer of luminous power according to claim 1; It is characterized in that said optical property optimization of matching is that array waveguide grating and array light adjustable attenuator insert the coupling of loss and/or the coupling of array waveguide grating and array light adjustable attenuator Polarization Dependent Loss.
6. the preparation method of the adjustable wave multiplexer of luminous power according to claim 1 is characterized in that, said array waveguide grating is the array waveguide grating of individual packages; The array adjustable optical attenuator that said array adjustable optical attenuator is an individual packages.
7. the encapsulating structure of the adjustable wave multiplexer of luminous power comprises the enclosure of being made up of loam cake (1) and go to the bottom (2), is fixed with control circuit (5) on said the going to the bottom (2); Said loam cake (1) inboard is fixed with array waveguide grating (3) and array adjustable optical attenuator (4); It is characterized in that the optical fiber of the optical fiber of the optical-fibre channel of said array waveguide grating (3) and the optical-fibre channel of array adjustable optical attenuator (4) adopts the method for optical property optimization of matching to realize that physical intersection is connected; Said optical property optimization of matching is meant that the optical parametric of each optical-fibre channel of array waveguide grating (3) and array adjustable optical attenuator (4) matches with the form of complementation one by one, and is best with each the optical-fibre channel optical parametric that reaches entire device; The form of said complementation is meant that array waveguide grating and Waveguide array adjustable optical attenuator compensate the combinations of pairs of formula according to the good and bad or size of both each passage optical parametrics, makes both link to each other the optical performance parameter of optical-fibre channel of each group of back all less than preset value.
8. the encapsulating structure of the adjustable wave multiplexer of luminous power according to claim 7 is characterized in that, the optical performance parameter of the optical-fibre channel of each group was identical or close after said array waveguide grating (3) linked to each other with Waveguide array adjustable optical attenuator (4).
9. the encapsulating structure of the adjustable wave multiplexer of luminous power according to claim 7 is characterized in that, said array waveguide grating (3) is the array waveguide grating of individual packages; Said array adjustable optical attenuator (4) is the array adjustable optical attenuator of individual packages.
10. the encapsulating structure of the adjustable wave multiplexer of luminous power according to claim 7 is characterized in that, described array waveguide grating (3) is multichannel array waveguide grating, and port number is 16,32,40,48,80 or 96; Described array adjustable optical attenuator (4) is multichannel array adjustable optical attenuator, and port number is at least 2; The port number of the output terminal optical fiber of the adjustable wave multiplexer of described luminous power is 16,32,40,48,80 or 96.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210077137 CN102621639B (en) | 2012-03-21 | 2012-03-21 | Luminous power adjustable combiner preparing method and packaging structure of same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210077137 CN102621639B (en) | 2012-03-21 | 2012-03-21 | Luminous power adjustable combiner preparing method and packaging structure of same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102621639A true CN102621639A (en) | 2012-08-01 |
| CN102621639B CN102621639B (en) | 2013-10-02 |
Family
ID=46561658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210077137 Active CN102621639B (en) | 2012-03-21 | 2012-03-21 | Luminous power adjustable combiner preparing method and packaging structure of same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102621639B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103760641A (en) * | 2014-01-13 | 2014-04-30 | 博创科技股份有限公司 | Package structure of variable optical attenuator multiplexer and manufacturing method of package structure |
| CN103984064A (en) * | 2014-05-27 | 2014-08-13 | 深圳朗光科技有限公司 | Water-cooled packaging structure of optical fiber beam combiner |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020081062A1 (en) * | 2000-12-22 | 2002-06-27 | Jian-Jun He | Optical grating based multi-input demultiplexer for multiple sets of interleaved wavelength channels |
| CN2583888Y (en) * | 2002-11-14 | 2003-10-29 | 武汉光迅科技有限责任公司 | Dynamic passage energy equalizer based on waveguide array grating block |
| CN1554960A (en) * | 2003-10-30 | 2004-12-15 | 孙德贵 | Wave guide type light adjustable attenuator and its compensating method for polarizing relative loss |
| US20050031968A1 (en) * | 2003-08-07 | 2005-02-10 | Jds Uniphase Corporation | Planar circuit optimization |
| CN2722271Y (en) * | 2004-07-07 | 2005-08-31 | 武汉光迅科技有限责任公司 | Array attenuator with optical structure and variable light |
| CN201820006U (en) * | 2010-10-19 | 2011-05-04 | 深圳新飞通光电子技术有限公司 | Optical add-drop multiplexer |
-
2012
- 2012-03-21 CN CN 201210077137 patent/CN102621639B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020081062A1 (en) * | 2000-12-22 | 2002-06-27 | Jian-Jun He | Optical grating based multi-input demultiplexer for multiple sets of interleaved wavelength channels |
| CN2583888Y (en) * | 2002-11-14 | 2003-10-29 | 武汉光迅科技有限责任公司 | Dynamic passage energy equalizer based on waveguide array grating block |
| US20050031968A1 (en) * | 2003-08-07 | 2005-02-10 | Jds Uniphase Corporation | Planar circuit optimization |
| CN1554960A (en) * | 2003-10-30 | 2004-12-15 | 孙德贵 | Wave guide type light adjustable attenuator and its compensating method for polarizing relative loss |
| CN2722271Y (en) * | 2004-07-07 | 2005-08-31 | 武汉光迅科技有限责任公司 | Array attenuator with optical structure and variable light |
| CN201820006U (en) * | 2010-10-19 | 2011-05-04 | 深圳新飞通光电子技术有限公司 | Optical add-drop multiplexer |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103760641A (en) * | 2014-01-13 | 2014-04-30 | 博创科技股份有限公司 | Package structure of variable optical attenuator multiplexer and manufacturing method of package structure |
| CN103760641B (en) * | 2014-01-13 | 2015-11-18 | 博创科技股份有限公司 | Encapsulating structure of a kind of luminous power adjustable combiner and preparation method thereof |
| CN103984064A (en) * | 2014-05-27 | 2014-08-13 | 深圳朗光科技有限公司 | Water-cooled packaging structure of optical fiber beam combiner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102621639B (en) | 2013-10-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105425351B (en) | A kind of encapsulating structure of light-receiving/emission secondary module and preparation method thereof | |
| CN103765265B (en) | Photosynthetic road shunt, bi-directional light transmission device and optical transmitting/receiving system | |
| CN105278056B (en) | Wavelength division multiplexing and de-multiplexing optical assembly | |
| CN1886564B (en) | Multi-wavelength, bi-directional optical multiplexer | |
| CN206920661U (en) | High Speeding Optical Transmitter-receiver Circuit | |
| CN101211087B (en) | Optical fibre amplifier and manufacture method and fiber communication system | |
| CN206489297U (en) | 1 × 8 microminiature wavelength division multiplexer | |
| CA2363152A1 (en) | Wdm transmitter | |
| CN102621639B (en) | Luminous power adjustable combiner preparing method and packaging structure of same | |
| CN104823392B (en) | Bi-directional optical sub assembly | |
| CN112946822B (en) | High-isolation multi-wavelength transceiver and preparation process thereof | |
| CN110927883A (en) | Small-sized wavelength division multiplexer | |
| CN108551372A (en) | A kind of multi-wavelength spatial offset division wave module and optical module | |
| CN104391360A (en) | Photoelectric detector and optical device | |
| CN202025112U (en) | Mode coupling optical assembly | |
| CN102183825B (en) | Mode coupling light assembly | |
| CN211348715U (en) | Wavelength division multiplexing device | |
| CN101369085A (en) | Multiport input/output single-fiber bidirectional erbium-doped fiber amplifier | |
| EP3845939A1 (en) | Multi-fiber connector arrangement with decreased mode field diameter | |
| CN201867513U (en) | PD-WDM (photodetector-wavelength division multiplex) integrated optical device | |
| CN208351060U (en) | A kind of multi-wavelength spatial offset division wave module and optical module | |
| CN103760641B (en) | Encapsulating structure of a kind of luminous power adjustable combiner and preparation method thereof | |
| CN111007595A (en) | Wavelength division multiplexing device | |
| CN212872974U (en) | Two-channel wavelength division multiplexing or demultiplexing optical device based on planar optical waveguide | |
| CN114826403B (en) | Multi-path optical delay system based on multi-core optical fiber |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |