CN105652382A - Novel optical wavelength division multiplexer - Google Patents
Novel optical wavelength division multiplexer Download PDFInfo
- Publication number
- CN105652382A CN105652382A CN201610160384.2A CN201610160384A CN105652382A CN 105652382 A CN105652382 A CN 105652382A CN 201610160384 A CN201610160384 A CN 201610160384A CN 105652382 A CN105652382 A CN 105652382A
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- CN
- China
- Prior art keywords
- trocar sheath
- division multiplexer
- optical
- locating sleeve
- optical fiber
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
- G02B6/2938—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The invention relates to a novel optical wavelength division multiplexer which comprises at least two tail fibers, a collimation casing pipe, an optical filter, at least two optical collimators, two outer casting pipes and a locating casing pipe. The two outer casing pipes are connected through the locating casing pipe. The outer casing pipes and the locating casing pipe are in sliding connection in the axis direction. The outer casing pipes and the locating casing pipe are coaxially distributed, the optical filter is embedded into the locating casing pipe, and the optical axis of the optical fiber and the axis of the locating casing pipe are coaxially distributed. The optical collimators are embedded into the outer casing pipes respectively. The tail fibers are embedded into the two outer casing pipes respectively through the collimation casing pipe. The front ends of the tail fibers are connected with the optical collimators, and the tail ends of the tail fibers are located outside the outer casing pipes. The novel optical wavelength division multiplexer is simple in structure, flexible and convenient to use, high in interference resisting capability and small in light path loss; on the one hand, the input and output amount of a light path can be flexibly adjusted according to use needs, on the other hand, the focusing and light filtering capacity to light signals can be flexibly adjusted, and therefore the use flexibility of the optical wavelength division multiplexer is greatly improved.
Description
Technical field
The present invention relates to a kind of light wavelength division multiplexing, be exactly a kind of Novel light wave division multiplexer.
Background technology
Light wavelength division multiplexing is the important composition parts of current optical fiber communication system, make consumption huge, and fiber-optic communication signals quality is played vital effect, but find in actual use, mode that each parts are adhesively fixed by colloid etc. that what the structure of presently used light wavelength division multiplexing often all adopted is, although this structure can effectively improve the structural stability of light wavelength division multiplexing, but significantly limit the use motility of light wavelength division multiplexing equipment, thus cause can not according to the input of actually used flexible adjustment fiber-optic signal and output way, also result in the process means such as the optical filtering to fiber-optic signal single simultaneously, the requirement that optical signal when cannot successfully manage Various Complex turns on, thus significantly limit the use scope of light wavelength division multiplexing and stability in use, meanwhile, current light wavelength division multiplexing also tends to lack the abilities such as corresponding electromagnetic shielding, thus causing that optical signal is highly prone to the interference of external environment condition, hence for this present situation, in the urgent need to developing a kind of Novel light wave division multiplexer, to meet the needs that actual production uses.
Summary of the invention
For the deficiency existed in prior art, the present invention provides a kind of Novel light wave division multiplexer, this junction structure of the present invention is simple, flexible and convenient to use, capacity of resisting disturbance is strong, and optical path loss is little, on the one hand can according to using the input needing to adjust light path flexibly and output quantity, the focusing to optical signal and filtering capabilities can be adjusted flexibly on the other hand, thus greatly improving the use motility of light wavelength division multiplexing.
To achieve these goals, the present invention realizes by the following technical solutions:
A kind of Novel light wave division multiplexer, including tail optical fiber, aligned sleeves, optical filter, optical fiber collimator, trocar sheath and locating sleeve, trocar sheath totally two, and two connected by locating sleeve between trocar sheath, trocar sheath and locating sleeve are slidably connected in the axial direction, trocar sheath and locating sleeve are coaxially distributed, optical filter is embedded in locating sleeve, and optical filter optical axis is distributed with locating sleeve axis coaxle, optical fiber collimator at least two, and be embedded in respectively in trocar sheath, tail optical fiber at least two, and it is embedded in two trocar sheaths respectively by aligned sleeves, and the front end of tail optical fiber is connected with optical fiber collimator, end is positioned at outside trocar sheath.
Further, it is threaded connection between described trocar sheath and locating sleeve.
Further, described optical filter at least one of which, and when optical filter is more than two-layer or two-layer, then each optical filter all offsets and is coaxially distributed.
Further, set at least one tail optical fiber in described fiber optic collimator sleeve pipe, be connected by least two locating piece between aligned sleeves with trocar sheath, and aligned sleeves axis and trocar sheath axis are parallel to each other distribution.
Further, described trocar sheath and locating sleeve inner surface are all provided with at least one of which electro-magnetic screen layer.
Further, separately set magnetic steel loop in described locating sleeve, and magnetic steel is around optical filter distribution.
Junction structure of the present invention is simple, flexible and convenient to use, capacity of resisting disturbance is strong, optical path loss is little, on the one hand can according to using the input needing to adjust light path flexibly and output quantity, the focusing to optical signal and filtering capabilities can be adjusted flexibly on the other hand, thus greatly improving the use motility of light wavelength division multiplexing.
Accompanying drawing explanation
The present invention is described in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is present configuration schematic diagram.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and effect and be easy to understand, below in conjunction with detailed description of the invention, the present invention is expanded on further.
A kind of Novel light wave division multiplexer as described in Figure 1, including tail optical fiber 1, aligned sleeves 2, optical filter 3, optical fiber collimator 4, trocar sheath 5 and locating sleeve 6, trocar sheath 5 totally two, and two connected by locating sleeve 6 between trocar sheath 5, trocar sheath 5 and locating sleeve 6 are slidably connected in the axial direction, trocar sheath 5 and locating sleeve 6 are coaxially distributed, optical filter 3 is embedded in locating sleeve 6, and optical filter 3 optical axis is distributed with locating sleeve 6 axis coaxle, optical fiber collimator 4 at least two, and it is embedded in trocar sheath 5 respectively, tail optical fiber 1 at least two, and it is embedded in two trocar sheaths 5 respectively by aligned sleeves 2, and the front end of tail optical fiber 1 is connected with optical fiber collimator 4, it is outside that end is positioned at trocar sheath 5.
In the present embodiment, it is threaded connection between described trocar sheath 5 and locating sleeve 6.
In the present embodiment, described optical filter 3 at least one of which, and when optical filter 3 is more than two-layer or two-layer, then each optical filter 3 all offsets and is coaxially distributed.
In the present embodiment, in described fiber optic collimator sleeve pipe 2, set at least one tail optical fiber 1, be connected by least two locating piece 7 between aligned sleeves 2 with trocar sheath 5, and aligned sleeves 2 axis and trocar sheath 5 axis are parallel to each other distribution.
In the present embodiment, described trocar sheath 5 and locating sleeve 6 inner surface are all provided with at least one of which electro-magnetic screen layer 8.
In the present embodiment, in described locating sleeve, separately set magnetic steel loop 9, and magnetic steel loop 9 is distributed around optical filter 3.
Junction structure of the present invention is simple, flexible and convenient to use, capacity of resisting disturbance is strong, optical path loss is little, on the one hand can according to using the input needing to adjust light path flexibly and output quantity, the focusing to optical signal and filtering capabilities can be adjusted flexibly on the other hand, thus greatly improving the use motility of light wavelength division multiplexing.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described. Skilled person will appreciate that of the industry; the present invention is not restricted to the described embodiments; described in above-described embodiment and description is that principles of the invention is described; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements both fall within the claimed scope of the invention.Claimed scope is defined by appending claims and equivalent thereof.
Claims (6)
1. a Novel light wave division multiplexer, it is characterized in that: described Novel light wave division multiplexer includes tail optical fiber, aligned sleeves, optical filter, optical fiber collimator, trocar sheath and locating sleeve, described trocar sheath totally two, and two connected by locating sleeve between trocar sheath, described trocar sheath and locating sleeve are slidably connected in the axial direction, described trocar sheath and locating sleeve are coaxially distributed, described optical filter is embedded in locating sleeve, and optical filter optical axis is distributed with locating sleeve axis coaxle, described optical fiber collimator at least two, and be embedded in respectively in trocar sheath, described tail optical fiber at least two, and it is embedded in two trocar sheaths respectively by aligned sleeves, and the front end of tail optical fiber is connected with optical fiber collimator, the end of tail optical fiber is positioned at outside trocar sheath.
2. a kind of Novel light wave division multiplexer according to claim 1, it is characterised in that be threaded connection between described trocar sheath and locating sleeve.
3. a kind of Novel light wave division multiplexer according to claim 1, it is characterised in that described optical filter at least one of which, and when optical filter is more than two-layer or two-layer, then each optical filter all offsets and is coaxially distributed.
4. a kind of Novel light wave division multiplexer according to claim 1, it is characterized in that, set at least one tail optical fiber in described fiber optic collimator sleeve pipe, be connected by least two locating piece between aligned sleeves with trocar sheath, and aligned sleeves axis and trocar sheath axis are parallel to each other distribution.
5. a kind of Novel light wave division multiplexer according to claim 1, it is characterised in that described trocar sheath and locating sleeve inner surface are all provided with at least one of which electro-magnetic screen layer.
6. a kind of Novel light wave division multiplexer according to claim 1, it is characterised in that separately set magnetic steel loop in described locating sleeve, and magnetic steel is around optical filter distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610160384.2A CN105652382A (en) | 2016-03-21 | 2016-03-21 | Novel optical wavelength division multiplexer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610160384.2A CN105652382A (en) | 2016-03-21 | 2016-03-21 | Novel optical wavelength division multiplexer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105652382A true CN105652382A (en) | 2016-06-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610160384.2A Pending CN105652382A (en) | 2016-03-21 | 2016-03-21 | Novel optical wavelength division multiplexer |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2567880Y (en) * | 2002-08-12 | 2003-08-20 | 鸿富锦精密工业（深圳）有限公司 | Wave division multiplex device |
| US6707609B2 (en) * | 2001-03-23 | 2004-03-16 | Optical Coating Laboratory, Inc. | Extrinsically athermalized optical filter devices |
| CN1503477A (en) * | 2002-11-23 | 2004-06-09 | 鸿富锦精密工业（深圳）有限公司 | Wave division multiplexer |
| US20050008292A1 (en) * | 2003-07-10 | 2005-01-13 | Zeqin Wang | Wavelength division multiplexed coupler |
| JP2008151825A (en) * | 2006-12-14 | 2008-07-03 | Matsushita Electric Works Ltd | Optical multiplexer/demultiplexer |
| CN205507153U (en) * | 2016-03-21 | 2016-08-24 | 苏州伽蓝致远电子科技股份有限公司 | Novel optical wavelength division multiplexer |
-
2016
- 2016-03-21 CN CN201610160384.2A patent/CN105652382A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6707609B2 (en) * | 2001-03-23 | 2004-03-16 | Optical Coating Laboratory, Inc. | Extrinsically athermalized optical filter devices |
| CN2567880Y (en) * | 2002-08-12 | 2003-08-20 | 鸿富锦精密工业（深圳）有限公司 | Wave division multiplex device |
| CN1503477A (en) * | 2002-11-23 | 2004-06-09 | 鸿富锦精密工业（深圳）有限公司 | Wave division multiplexer |
| US20050008292A1 (en) * | 2003-07-10 | 2005-01-13 | Zeqin Wang | Wavelength division multiplexed coupler |
| JP2008151825A (en) * | 2006-12-14 | 2008-07-03 | Matsushita Electric Works Ltd | Optical multiplexer/demultiplexer |
| CN205507153U (en) * | 2016-03-21 | 2016-08-24 | 苏州伽蓝致远电子科技股份有限公司 | Novel optical wavelength division multiplexer |
Non-Patent Citations (1)
| Title |
|---|
| 论文集编委会: "《全国第十二次光纤通信暨第十三届集成光学学术会议论文集》", 30 November 2005 * |
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Application publication date: 20160608 |
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| RJ01 | Rejection of invention patent application after publication |