CN1996072A - Sloping optical fiber type reversible optical assembly - Google Patents
Sloping optical fiber type reversible optical assembly Download PDFInfo
- Publication number
- CN1996072A CN1996072A CN 200610051500 CN200610051500A CN1996072A CN 1996072 A CN1996072 A CN 1996072A CN 200610051500 CN200610051500 CN 200610051500 CN 200610051500 A CN200610051500 A CN 200610051500A CN 1996072 A CN1996072 A CN 1996072A
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- optical
- light
- sloping
- emitting component
- 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.)
- Pending
Links
Images
Landscapes
- Optical Couplings Of Light Guides (AREA)
Abstract
A slant optical fiber dual directional optical component uses a single optical fiber to enter or download the optical wave signal with one end of the optical fiber being slant. Thanks to the slant, lighting optical component generated uploading optical wave signal refracted to the optical fiber and delivers it, and the download optical wave signal reflects by the optical fiber and received for inspection through light inspection component.
Description
Technical field
The invention relates to a kind of optical module, particularly about a kind of sloping optical fiber type optical module and encapsulation thereof.
Background technology
In the tradition light communication system,, be to utilize two optical fiber, transmit the lightwave signal of identical (or different) wavelength in the mode of one-in-and-one-out in order to reach the purpose of signal two-way communication.But increase along with transmission range, the rapid rising of number of users and demand, and consider the cost of laying fiberoptical networking, therefore have the people to propose the mechanics of communication of partial wave multiplex (MUX) (wave division multiplex), realize the purpose of full duplex (full duplex); It uses an optical fiber to upload and download the lightwave signal of two kinds of wavelength.For example, transmission wavelength is that 1310nm is two kinds of light signals of 1550nm with receiving wavelength simultaneously in an optical fiber, and respectively install a slice beam split filter plate (Wavelength Division Multiplex filter additional in transmission ends and receiving end, WDMfilter), the light of different wave length can be separated, to reach the purpose of transmitted in both directions.
Though above-mentioned optical communication framework can reduce the cost of laying fiberoptical networking, yet, because it needs the extra a pair of beam split filter plate (WDM filter) that increases, make technology and assembling become difficult, the raising that cost is also relative is many.On the technology of beam split filter plate, must repeat to plate tens of layers of optical thin film, and control each layer thickness and reach several micron grade; In assembling, the thickness of beam split filter plate has a strong impact on optical path and optical coupling efficiency, and must take time-consuming active contraposition (active alignment) mode just can finish assembling usually.
Fig. 1 shows the sectional view of a kind of traditional partial wave multiplex's light transmitting-receiving subassembly, the open text WO03104850 " Systems, Methods and Apparatus for Bi-directionalOptical Transceivers " of its details such as international patent application discloses.This kind optical module comes encapsulating light emitting assembly 17 and inspection optical assembly 18 with the technology of telescopic (TO-Can) usually; Be to adopt active alignment (activealignment) mode to assemble between LASER Light Source and the single-mode fiber 16.That is in the optically-coupled process, ((Laser Diode LD) with optical diode (Photodiode, PD)), engages fixing after optically-coupled machine active alignment again as laser diode at first need to drive active member; The more important thing is that it need use beam split filter plate 11 that the light of different wave length is separated.This kind optical module not only structural volume is bigger, and active contraposition and telescopic encapsulation can make that cost is higher.
Fig. 2 shows the sectional view of another kind of traditional partial wave multiplex's light transmitting-receiving module, No. the 20010033716th, its details such as U.S. patent application case " Structure for Shielding Stray Light in OpticalWaveguide Module ", or IEEE Electronic Components and Technology Conference2003 paper " A Bidirectional Single Fiber 1.25Gb/s Optical Transceiver Modulewith SFP Package using PLC " discloses.(planarlightwave circuit, PLC) technology use planar optical waveguide (waveguide) 22 to be used as the light transmission media to this kind optical module by planar lightwave circuit.From the lightwave signal that laser diode 23 is sent, enter planar optical waveguide 22 after, entered single-mode fiber 25 by beam split filter plate 26 reflection and transfer out; From another lightwave signal that single-mode fiber 25 is downloaded, enter planar optical waveguide 22 also by behind the beam split filter plate 26, by inspection optical diode 28 is received, to finish the transmitted in both directions of light signal.Yet it is very complicated to desire to make simultaneously on planar optical waveguide substrate 21 planar optical waveguide 22 and V-groove 24, thereby makes this kind optical module be difficult to reduce its production cost.
No matter above-mentioned is telescopic optical module (Fig. 1) or plane light wave conduction optical module (Fig. 2), all must use beam split filter plate (11,26) for reaching the transmitted in both directions purpose, cause that volume is big, complicated, the many shortcomings such as light coupling efficient is low, component number is many, cost of manufacture height of contraposition assembling, therefore need badly and will propose a kind of new optical assembly structure, it can omit traditional beam split filter plate (WDM filter), reduction volume, reduces cost of manufacture, simplifies assembling and improve light coupling efficient.
Summary of the invention
But one of purpose of the present invention is to provide a kind of sloping optical fiber type optical module of transmitted in both directions, uses single optical fiber and can carry out uploading and downloading of lightwave signal simultaneously.
But another object of the present invention is to provide a kind of sloping optical fiber type optical module of transmitted in both directions, it can omit traditional beam split filter plate (WDM filter), not only can significantly reduce the volume of optical module, can also reduce cost of manufacture.
But another purpose of the present invention is to provide a kind of sloping optical fiber type optical module of transmitted in both directions, it uses micro electronmechanical technology (MEMS) or the integrated encapsulation of photoelectricity (OptoElectronics Integrated Package, OEIP) technology can be simplified assembling and reduce manufacturing cost.
According to above-mentioned purpose, the present invention discloses a kind of sloping optical fiber type reversible optical assembly, and it uses single optical fiber to upload and download lightwave signal simultaneously, and wherein, an end of optical fiber has an inclined-plane.By this inclined-plane, light-emitting component produced uploads the lightwave signal refraction and enters optical fiber and pass, and downloads lightwave signal and is then come out by the optical fiber internal reflection and received detection by testing light element.
The present invention also provides the integrated encapsulation of a kind of photoelectricity of sloping optical fiber type reversible optical assembly (OEIP) structure and method.At first, form an inclined-plane, again optical fiber, light-emitting component, testing light element carrying are fixed on the substrate in an end of optical fiber.By this inclined-plane, light-emitting component produced uploads the lightwave signal refraction and enters optical fiber and pass, and downloads lightwave signal and is then come out by the optical fiber internal reflection and received detection by testing light element.At last, cover packaging body to protect optical fiber, light-emitting component, testing light element, to reach substrate.
Description of drawings
Fig. 1 shows the sectional view of a kind of traditional partial wave multiplex's light transmitting-receiving subassembly.
Fig. 2 shows the sectional view of another kind of traditional partial wave multiplex's light transmitting-receiving subassembly.
The side view of Fig. 3 A shows the configuration of the sloping optical fiber type reversible optical assembly of the embodiment of the invention.
The top view of Fig. 3 B shows the configuration of the sloping optical fiber type reversible optical assembly of the embodiment of the invention.
The synoptic diagram of Fig. 4 A shows smooth transmitting terminal operating mechanism of the present invention.
The synoptic diagram of Fig. 4 B shows optical receiving end operating mechanism of the present invention.
The synoptic diagram of Fig. 5 A shows the light transmitting terminal principle of work of sloping optical fiber type reversible optical assembly of the present invention.
The synoptic diagram of Fig. 5 B shows the optical receiving end principle of work of sloping optical fiber type reversible optical assembly of the present invention.
The light path example of Fig. 6 display application framework of the present invention.
The structure and the method for making of the integrated encapsulation of photoelectricity of the sloping optical fiber type reversible optical assembly of the stereographic map demonstration embodiment of the invention of Fig. 7 A, Fig. 7 B and Fig. 7 C.
Embodiment
The side view of Fig. 3 A shows the structure of the sloping optical fiber type reversible optical assembly of the embodiment of the invention, and Fig. 3 B is the top view of Fig. 3 A.The embodiment of the invention uses single optical fiber 30 to upload and download lightwave signal simultaneously, to realize full duplex (full duplex) communication.As shown in the figure, uploading wavelength and be the lightwave signal of λ 1 (for example 1310nm) in optical fiber 30 and downloading wavelength is the lightwave signal of λ 2 (for example 1550nm), and wherein, λ 1 can be different with λ 2, also can be identical.The present invention goes for various fiber types, for example single-mode fiber, multimode optical fiber or fiber optic fibers, plastic.One of feature of the present invention is that an end of optical fiber 30 has the inclined-plane 303 of special angle, and as uploading lightwave signal λ 1 refraction or downloading the usefulness of lightwave signal λ 2 reflections, its operating mechanism and principle of work will be given detailed description again in back length and accompanying drawing.Therefore in the present embodiment,, adopt miter angle for ease of explanation, however the visual application scenario of this special angle and adjusting; For example, cooperate the optical fiber that uses refractive index (refractive index) difference and adjust this special angle.
The aforesaid lightwave signal λ 1 that uploads is produced by light-emitting component 31.In the present embodiment, be to use a bare chip type diode (for example limit emitting laser transistor, surface emitting laser transistor or light emitting diode), it has the lightwave signal λ 1 of specific wavelength from side emission, through the laggard core (core) of going into optical fiber 30 of the inclined-plane of special angle 303 refractions.Aforesaid download lightwave signal λ 2 is after 303 reflections of the inclined-plane of optical fiber 30 special angles, by testing light element 32 reception that detects.In the present embodiment, be to use bare chip type inspection optical diode, for example limit receipts type inspection optical diode or face receipts type inspection optical diode; This testing light element 32 has tens of microns light receiving area usually, yet is not limited to this.
Except above-mentioned optical fiber 30, light-emitting component 31, and the main composition element of testing light element 32, the embodiment of the invention also comprises a prison optical element 33, be arranged at the next door (for example rear) of light-emitting component 31, in order to the variation situation of output light-wave power of monitoring light-emitting component 31.Because the output power of general light-emitting component 31 or output wavelength can be subjected to the influence of aging or humiture, therefore need monitor its output state at any time by prison optical element 33 usually; In case when finding that its output surpasses preset range, bias circuit 36 that promptly can FEEDBACK CONTROL light-emitting component 31 with the accurate position of the bias voltage of control light-emitting component 31, can remain in the preset range its output power or wavelength at any time.The embodiment of the invention also comprises an optical element 34, is arranged between light-emitting component 31 and the optical fiber 30, in order to converge the lightwave signal λ 1 that light-emitting component 31 is launched, provides well-to-do coupling light contraposition permission, thereby promotes the coupling efficiency of optical fiber 30.Present embodiment is to use globe lens (Ball Lens), yet other optical element (for example lenticule (Micro-lens) or gradual change type refractive index lens (Graded-Index Lens, GRIN Lens)) is also applicable.In the present embodiment, above-mentioned optical fiber 30, light-emitting component 31, testing light element 32, prison optical element 33, optical element 34 are to be carried on the substrate 35, and respectively by its surperficial optical fiber fixing groove 301, light-emitting component pickup groove 311, testing light element pickup groove, prison optical element pickup groove 331, and optical element pickup groove 341 fix.This substrate 35 not only provides the bearing function of each element, and the structural design of assembling contraposition also is provided.The bottom of substrate 35 more can add heat radiator 40, in order to promote the radiating efficiency of light-emitting component 31.In addition, the other end of optical fiber 30 can connect a connector (connector) 41 (for example general common FC, SC, ST or the LC joint of industry) usually, in order to be connected with other optical fiber or optics module.
The synoptic diagram of Fig. 4 A and Fig. 4 B shows the light transmitting terminal of sloping optical fiber type reversible optical assembly of the present invention and the operating mechanism of optical receiving end respectively.Light transmitting terminal operating mechanism shown in Fig. 4 A, 31 emissions have the lightwave signal λ 1 of specific wavelength by light-emitting component, and through the inclined-plane 303 of special angle 302, refraction enters the core 304 of optical fiber 30; Because the refractive index of core 304 is greater than the refractive index of coating layer (cladding) 305,, lightwave signal λ 1 outwards transmits signal by the mode of total reflection so being able in the core 304.Optical receiving end operating mechanism shown in Fig. 4 B, the lightwave signal λ 2 of download reflexes to the induction region of testing light element 32 by the core 304 of optical fiber through the inclined-plane 303 of special angle 302.
The synoptic diagram of Fig. 5 A and Fig. 5 B shows the light transmitting terminal of sloping optical fiber type reversible optical assembly of the present invention and the principle of work of optical receiving end respectively.Aspect transmitting terminal, shown in Fig. 5 A, lightwave signal λ 1 desires in optical fiber to transmit and then must satisfy total reflection condition, that is, the first incident angle θ
I1Greater than first critical angle (Critical angle) θ
C1In addition, partly reflection, part refraction effect when fiber optic core part 304 is gone into to inject in the inclined-plane 303 of special angle 302, can take place, the second incident angle θ by air (its refractive index Na is about 1) in lightwave signal λ 1
I2Big more, reflection ratio is big more, and the incident ratio is more little.Aspect receiving end, shown in Fig. 5 B, when lightwave signal λ 2 is transferred to the inclined-plane 303 of special angle 302 by fiber optic core part 304, the 3rd incident angle θ
I3Greater than second critical angle θ
C2The time, total reflection takes place in lightwave signal λ 2, and all is incident to testing light element.Therefore, in case behind the selected optical fiber (promptly selected fiber optic core refractive index Nc and optical fiber coating layer refractive index Nd), can and cooperate by the angle 302 of adjusting the optical fiber inclined-plane and adjust the second incident angle θ
I2With the testing light element receiving angle, to obtain preferable performance.
According to the framework and the principle of work of the foregoing description, an illustration below is provided and cooperates light path shown in Figure 6 that application of the present invention is described.When optical fiber coating layer 305 refractive indexes (Nd) be about 1.47 and the optical fiber special angle be about 45 the degree conditions under, when fiber optic core 304 refractive indexes (Nc) are about more than 1.65 (it is higher than the core refractive index (Nc about 1.5) of general optical fiber), can obtain the second less incident angle θ i2, thereby lightwave signal λ 1 overwhelming majority of uploading can enter fiber optic core part 304 from optical fiber inclined-plane 303, and transmits in the total reflection mode in fiber optic core part 304.In addition, the lightwave signal λ 2 of download also can almost completely enter testing light element 32.Therefore, use the higher optical fiber of fiber optic core refractive index (Nc), cooperate adjustment optical fiber bevel angle 302 again, upload lightwave signal incident angle θ
I2And testing light element download lightwave signal receiving angle, can make optical module of the present invention obtain preferable performance.
About the making on the inclined-plane of optical fiber connector special angle, it can complete by optic fiber polishing machine.At first, a bare fibre end face is fixed in the fibre clip fixture, will grinds the special angle of moulding, utilize again, grind one by one and polish, to avoid influencing uploading and downloading of lightwave signal because of inclined-plane coarse by thin grinding pad slightly extremely with control.Except lapping mode, the inclined-plane of optical fiber connector makes also can use other technology, for example etching or cutting.
The stereographic map of Fig. 7 A and Fig. 7 B shows the integrated encapsulation of photoelectricity (OptoElectronics Integrated Package, structure OEIP) and the method for making of the sloping optical fiber type reversible optical assembly of the embodiment of the invention.At first, with MEMS (micro electro mechanical system) (Micro-ElectroMechanical Systems, MEMS) process is made substrate 35, go up V-shaped groove or U-lag that formation optical fiber fixing groove 301, light-emitting component pickup groove 311, testing light element pickup groove, prison optical element pickup groove 331, optical element pickup groove 341 etc. have predetermined pattern, the degree of depth and profile in substrate 35 surfaces, and the end of optical fiber fixing groove 301 has the inclined-plane as the same special angle of optical fiber.Perhaps, substrate 35 can also little ejection forming technique (Micro-Injection Molding MIM) finishes; That is master slice goes out substrate die with the fabrication techniques of turning over mould after in a single day finishing with micro electronmechanical process, produces substrate with little ejection forming technique again.In the present embodiment, the material of substrate 35 can be general semiconductor material, macromolecule material, metal material or its combination.Then, respectively master, passive devices such as optical fiber 30, light-emitting component 31, testing light element 32, prison optical element 33, optical element 34 are bonded in the corresponding groove, shown in Fig. 7 A.This kind encapsulating structure and method can provide the structural design of simple and easy assembling and contraposition, to simplify assembling and to reduce manufacturing cost.Then, lead frame 38A is engaged on substrate 35 surfaces.This lead frame 38A has double independent metal pin, as transmitting the media of electric signal with the external world; Lead frame and extraneous juncture can be the surface mount method (Surface Mount Technology, SMT), the lead frame 38A shown in Fig. 7 A, Fig. 7 B; Also can be perforation (Pin-Through-Hole, PTH) mode, the lead frame 38B shown in Fig. 7 C.Then, engaging (Wire Bonding) mode with routing again is connected on 37 dozens in lead (for example gold thread) between the weld pad (Bonding Pad) and lead frame 38 on the bare chip.At last; by sealing (Molding) technology; coat whole base plate 35 with packaging body 39, to reach the effect of protection inner member (that is optical fiber 30, light-emitting component 31, testing light element 32, prison optical element 33, optical element 34, substrate 35, lead frame 38), shown in Fig. 7 B.The material of packaging body 39 is generally solid-state mould closure material (Molding Compound), for example stupalith or plastic material.Before sealing adhesive process, can also between light-emitting component 31 and optical fiber 30, fill reflectivity coupling (Index Matching) glue material (not showing in graphic), promote the coupling efficiency of optical fiber more.Via the optical module that the packaging technology of present embodiment is finished, can assemble easily and be applied on the photoelectricity integration base (EOCB), to form various photoelectricity integration systems.
Disclosed sloping optical fiber type reversible optical assembly can carry out uploading and downloading of lightwave signal simultaneously, even the wavelength of lightwave signal is the same, and can be not interfering with each other yet; Thereby can reach and utilize an optical fiber, a wavelength, can reach the full duplex communication purpose of uploading and download different messages.By the embodiment of the invention, need not use traditional beam split filter plate (WDM filter), not only can significantly reduce the volume of optical module, can also reduce cost of manufacture.In addition, optical fiber is directly aimed at by the active element of the pickup groove on the substrate and other, thereby can adopt the package technique of passive contraposition (passive alignment).Moreover, use optical element to improve light coupling efficient, can significantly improve module light wave output efficiency.In addition, use micro electronmechanical technology (MEMS) or the integrated encapsulation of photoelectricity (OEIP) technology, can simplify assembling and reduce manufacturing cost.
Above-described embodiment only is explanation technological thought of the present invention and characteristics, its purpose makes person skilled in the art scholar can understand content of the present invention and is implementing according to this, when can not with qualification claim of the present invention, be that all equivalences of doing according to disclosed spirit change or modification, must be encompassed in the claim of the present invention.
Claims (25)
1. sloping optical fiber type reversible optical assembly comprises:
One optical fiber, the one end has an inclined-plane;
One light-emitting component produces and uploads lightwave signal and enter this optical fiber via this inclined-plane refraction; And
One testing light element receive to detect from this inside of optical fibre via download lightwave signal that this inclined-plane reflected.
2. sloping optical fiber type reversible optical assembly as claimed in claim 1 is characterized in that described optical fiber is single-mode fiber, multimode optical fiber or fiber optic fibers, plastic.
3. sloping optical fiber type reversible optical assembly as claimed in claim 1 is characterized in that also comprising a connector, is connected in the other end of optical fiber, and the form of this connector is FC, SC, ST or LC joint.
4. sloping optical fiber type reversible optical assembly as claimed in claim 1 is characterized in that also comprising a substrate, in order to carry this optical fiber, this light-emitting component and this testing light element.
5. sloping optical fiber type reversible optical assembly as claimed in claim 4 is characterized in that the surface of described substrate has the plurality of fixed groove, respectively in order to fix this optical fiber, this light-emitting component, to reach this testing light element.
6. sloping optical fiber type reversible optical assembly as claimed in claim 1 is characterized in that described light-emitting component is limit emitting laser transistor, surface emitting laser transistor or light emitting diode.
7. sloping optical fiber type reversible optical assembly as claimed in claim 1 is characterized in that also comprising an optical element, is located between this light-emitting component and this optical fiber, in order to promote the coupling efficiency of this optical fiber.
8. sloping optical fiber type reversible optical assembly as claimed in claim 7 is characterized in that described optical element is globe lens, lenticule or gradual change type refractive index lens.
9. sloping optical fiber type reversible optical assembly as claimed in claim 1 is characterized in that also comprising a prison optical element, is located at by this light-emitting component, in order to monitor the output light-wave power of this light-emitting component.
10. sloping optical fiber type reversible optical assembly as claimed in claim 9 is characterized in that also comprising a bias circuit, is controlled by this prison optical element, in order to the accurate position of the bias voltage of controlling this light-emitting component.
11. sloping optical fiber type reversible optical assembly as claimed in claim 1 is characterized in that described testing light element is limit receipts type inspection optical diode or face receipts type inspection optical diode.
12. sloping optical fiber type reversible optical assembly as claimed in claim 1 is characterized in that the inclined-plane of described optical fiber and the periphery of this optical fiber have the angle of about 45 degree.
13. sloping optical fiber type reversible optical assembly as claimed in claim 4 is characterized in that also comprising a packaging body, covers to protect this optical fiber, this light-emitting component, this testing light element, to reach this substrate.
14. sloping optical fiber type reversible optical assembly as claimed in claim 1 is characterized in that also comprising reflectivity coupling glue material, is filled between this light-emitting component and this optical fiber, to promote the coupling efficiency of this optical fiber.
15. sloping optical fiber type reversible optical assembly as claimed in claim 1 is characterized in that also comprising a lead frame, as transmitting the media of electric signal with the external world.
16. sloping optical fiber type reversible optical assembly as claimed in claim 15 is characterized in that also comprising wire bonds, beats to be connected between this light-emitting component, this testing light element and this lead frame.
17. the method for packing of a sloping optical fiber type reversible optical assembly comprises:
One substrate is provided;
End in an optical fiber forms an inclined-plane, and sets firmly this optical fiber on this substrate;
Set firmly a light-emitting component on this substrate, upload lightwave signal and enter this optical fiber via this inclined-plane refraction in order to generation;
Set firmly a testing light element on this substrate, in order to receive to detect from this inside of optical fibre via download lightwave signal that this inclined-plane reflected; And
Cover a packaging body, to protect this optical fiber, this light-emitting component, this testing light element, to reach this substrate.
18. as the method for packing of sloping optical fiber type reversible optical assembly as described in the claim 17, it is characterized in that the surface that also is contained in this substrate forms the plurality of fixed groove, in order to fix this optical fiber, this light-emitting component, and this testing light element respectively.
19. as the method for packing of sloping optical fiber type reversible optical assembly as described in the claim 17, it is characterized in that also comprising and set firmly an optical element, between this light-emitting component and this optical fiber, in order to promote the coupling efficiency of this optical fiber.
20. as the method for packing of sloping optical fiber type reversible optical assembly as described in the claim 17, it is characterized in that also comprising and set firmly a prison optical element, by this light-emitting component, in order to monitor the output light-wave power of this light-emitting component.
21. as the method for packing of sloping optical fiber type reversible optical assembly as described in the claim 20, it is characterized in that also comprising and set firmly a bias circuit, it is controlled by this prison optical element, in order to the accurate position of the bias voltage of controlling this light-emitting component.
22. as the method for packing of sloping optical fiber type reversible optical assembly as described in the claim 17, the inclined-plane that it is characterized in that described optical fiber is the mode via grinding, etching or cutting, makes the periphery of this inclined-plane and this optical fiber have the angle of about 45 degree.
23., it is characterized in that also comprising and fill reflectivity coupling glue material, between this light-emitting component and this optical fiber, to promote the coupling efficiency of this optical fiber as the method for packing of sloping optical fiber type reversible optical assembly as described in the claim 17.
24. as the method for packing of sloping optical fiber type reversible optical assembly as described in the claim 17, it is characterized in that also comprising and set firmly a lead frame, as transmitting the media of electric signal with the external world.
25., it is characterized in that also comprising wire bonds beaten and be connected between this light-emitting component, this testing light element and this lead frame as the method for packing of sloping optical fiber type reversible optical assembly as described in the claim 24.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610051500 CN1996072A (en) | 2006-01-05 | 2006-01-05 | Sloping optical fiber type reversible optical assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610051500 CN1996072A (en) | 2006-01-05 | 2006-01-05 | Sloping optical fiber type reversible optical assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1996072A true CN1996072A (en) | 2007-07-11 |
Family
ID=38251210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610051500 Pending CN1996072A (en) | 2006-01-05 | 2006-01-05 | Sloping optical fiber type reversible optical assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1996072A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103163602A (en) * | 2011-12-19 | 2013-06-19 | 鸿富锦精密工业（深圳）有限公司 | Photovoltaic module |
| CN110854210A (en) * | 2019-11-18 | 2020-02-28 | 中航光电科技股份有限公司 | Ultrahigh frequency radio frequency photoelectric detector based on BOX encapsulation |
| CN112762861A (en) * | 2019-11-04 | 2021-05-07 | 聊城大学 | Multi-core optical fiber sensing assembly and multi-core optical fiber sensing system |
-
2006
- 2006-01-05 CN CN 200610051500 patent/CN1996072A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103163602A (en) * | 2011-12-19 | 2013-06-19 | 鸿富锦精密工业（深圳）有限公司 | Photovoltaic module |
| CN103163602B (en) * | 2011-12-19 | 2016-04-20 | 鸿富锦精密工业（深圳）有限公司 | Photoelectricity module |
| CN112762861A (en) * | 2019-11-04 | 2021-05-07 | 聊城大学 | Multi-core optical fiber sensing assembly and multi-core optical fiber sensing system |
| CN112762861B (en) * | 2019-11-04 | 2022-11-08 | 聊城大学 | Multi-core optical fiber sensing assembly and multi-core optical fiber sensing system |
| CN110854210A (en) * | 2019-11-18 | 2020-02-28 | 中航光电科技股份有限公司 | Ultrahigh frequency radio frequency photoelectric detector based on BOX encapsulation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10545300B2 (en) | Three-dimensional WDM with 1×M output ports on SOI based straight waveguides combined with wavelength filters on 45 degree reflectors | |
| US10215919B2 (en) | Optical coupling arrangement | |
| US20070133928A1 (en) | Canted-fiber duplex optical assembly | |
| JP3937911B2 (en) | Optical transceiver module and optical communication system using the same | |
| US7218806B2 (en) | Multi-wavelength optical transceiver module, and multiplexer/demultiplexer using thin film filter | |
| US7352924B2 (en) | Micro-optical device | |
| TWI675229B (en) | Optical module including silicon photonics chip and coupler chip | |
| JP2006506657A (en) | Integrated platform for active optical alignment of semiconductor devices with optical fibers | |
| CN102687050A (en) | Optical coupling structure and optical transreceiver module | |
| EP1202084A2 (en) | Optical communication module and manufacturing method thereof | |
| US6854897B2 (en) | Ferrule part and optical communications module | |
| US8750659B2 (en) | Optical module | |
| TWM241892U (en) | A silicon optical bench based bi-directional transceiver module | |
| JP2006345474A (en) | Optical transceiver module | |
| US20050084217A1 (en) | Optical module capable of transmitting optical signal in bi-directional with single fiber | |
| CN104678517B (en) | A kind of integrated semiconductor optical device | |
| CN1996072A (en) | Sloping optical fiber type reversible optical assembly | |
| KR102252682B1 (en) | Multi-channel optical module device and manufacturing method thereof | |
| CN105652393A (en) | Packing structure and method of single-fiber bidirectional device based on optical base | |
| CN106030363A (en) | Optical receptacle and optical module | |
| JP2008020720A (en) | Optical waveguide and parallel optical transmitter-receiver | |
| WO2020196696A1 (en) | Optical receptacle, optical module, and method for manufacturing optical module | |
| JP2008197459A (en) | Optical transmission/reception module | |
| JP2005134803A (en) | Ferrule with optical isolator and optical transmission/reception module equipped with the same | |
| CN105116499A (en) | Parallel optical module based on multi-mode planar optical waveguide coupling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20070711 |