CN108072944A - A kind of optical transceiver - Google Patents
A kind of optical transceiver Download PDFInfo
- Publication number
- CN108072944A CN108072944A CN201810078816.4A CN201810078816A CN108072944A CN 108072944 A CN108072944 A CN 108072944A CN 201810078816 A CN201810078816 A CN 201810078816A CN 108072944 A CN108072944 A CN 108072944A
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- China
- Prior art keywords
- optical filters
- pedestal
- optical
- wdm
- wdm optical
- 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.)
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Classifications
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4215—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical elements being wavelength selective optical elements, e.g. variable wavelength optical modules or wavelength lockers
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4236—Fixing or mounting methods of the aligned elements
- G02B6/4237—Welding
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4287—Optical modules with tapping or launching means through the surface of the waveguide
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4296—Coupling light guides with opto-electronic elements coupling with sources of high radiant energy, e.g. high power lasers, high temperature light sources
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The present invention is suitable for field of communication technology, provide a kind of optical transceiver, including pedestal, it is arranged at the SC type fiber-optical sockets of pedestal left end, it is arranged at the first laser transmitter of pedestal right end, the first photelectric receiver of pedestal upper end and second laser transmitter are set in turn in by left-to-right, it is arranged at the second photelectric receiver of pedestal lower end, and it is arranged in pedestal and by left-to-right the first WDM optical filters set gradually, 2nd WDM optical filters, 3rd WDM optical filters and the 4th WDM optical filters, first WDM optical filters are α degree optical filters, 2nd WDM optical filters are 45 α degree optical filters.The present invention is using the first WDM optical filters of α degree and the 2nd WDM optical filters of 45 α degree, its incident angle is than relatively low, it can ensure light reflection that wavelength is 1260nm~1280nm in the space of very little to the first photelectric receiver, the reception of optical signal can reach the high precision of comparison, will not cause crosstalk of the wavelength received with the second photelectric receiver needs for the optical signal of 1290nm~1330nm.
Description
Technical field
The invention belongs to field of communication technology, more particularly to a kind of optical transceiver.
Background technology
With the development of economy, social progress, just into the gigabit epoch, XGPON will be increasingly becoming broadband access industry
Mainstream technology.In the prior art, GPON OLT and 10GPON OLT can be compatible in a photoelectric device without using
External wave multiplexer scheme.Optical filter would generally be used in photoelectric device, conventional optical filter is when incident angle increases, optical filter
Transflective wave band separation can be to short wave mobile, incidence angle often becomes larger 1 °, separation just toward shortwave direction move about 6nm,
Therefore in order to realize the transmission of different wave length and reflection, then the wavelength interval of transmitting terminal and receiving terminal just must be sufficiently wide, no
Then may result in transmission peak wavelength signal or reflection wavelength signal can not effectively separate, and coupling efficiency is too low to realize product
Change.However, when current GPON and 10GPON two systems coexist two RX ends wavelength interval be 1280nm-1290nm, wavelength
10nm is differed only by, if at this point, optical filter of the prior art, it is difficult to ensure that its precision, has deviation in technique, can cause
The crosstalk of optical signal.
The content of the invention
It is an object of the invention to provide a kind of optical transceivers, it is intended to which light can be caused by solving photoelectric device of the prior art
The technical issues of signal cross-talk.
The present invention is achieved in that a kind of optical transceiver, including pedestal, is arranged at the SC type optical fiber of the pedestal left end
Socket, the first laser transmitter for being arranged at the pedestal right end are set in turn in the first of the pedestal upper end by left-to-right
Photelectric receiver and second laser transmitter are arranged at the second photelectric receiver of the pedestal lower end and are arranged at described
In pedestal and by left-to-right the first WDM optical filters, the 2nd WDM optical filters, the 3rd WDM optical filters and the 4th WDM set gradually
Optical filter, the first WDM optical filters are α degree optical filters, and the 2nd WDM optical filters are 45- α degree optical filters.
Further, the optical transceiver further include laser welding in the first laser transmitter transmitting terminal first
Lens and laser welding are in the second lens of the transmitting terminal of the second laser transmitter.
Further, first lens and the second lens are non-spherical lens.
Further, the first WDM optical filters are located at the underface of first photelectric receiver, and the 2nd WDM filters
The center of piece, the 3rd WDM optical filters and the 4th WDM optical filters and the SC types fiber-optical socket and the first laser transmitter
Central axes are in same straight line.
Further, the optical transceiver, which further includes, is vertically arranged at the 3rd WDM optical filters and the 4th WDM optical filters
Between isolator.
Further, the optical transceiver further include laser welding in first photelectric receiver receiving terminal the 3rd
Lens, laser welding in the receiving terminal of second photelectric receiver the 4th lens, be fixed on the 3rd lens away from institute
It states the 5th optical filter of the one side of the first photelectric receiver and is fixed on the 4th lens away from second opto-electronic receiver
6th optical filter of the one side of device.
Further, the pedestal is cylindrical in shape.
Further, the height of the pedestal is 6.5mm to 7.5mm, and the width of the pedestal is 11.5mm to 12.5mm.
Further, the first laser transmitter and the equal laser welding of second laser transmitter are on the pedestal.
Further, first photelectric receiver and the equal laser welding of the second photelectric receiver are on the pedestal.
Implement a kind of optical transceiver of the present invention, have the advantages that：Compared with prior art, the present invention is by adopting
With the first WDM optical filters of α degree and the 2nd WDM optical filters of 45- α degree, incident angle is than relatively low, it is ensured that in very little
In space by wavelength be 1260nm~1280nm light reflection to the first photelectric receiver, the reception of optical signal, which can reach, compares
High precision will not cause string of the wavelength received with the second photelectric receiver needs for the optical signal of 1290nm~1330nm
It disturbs.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the light path schematic diagram (one) of optical transceiver provided in an embodiment of the present invention；
Fig. 2 is the light path schematic diagram (two) of optical transceiver provided in an embodiment of the present invention；
Fig. 3 is subregional enlarged drawing in the middle part of Fig. 2.
Label involved by above-mentioned attached drawing is detailed as follows：
1-SC type fiber-optical sockets；2- first laser transmitters；The first photelectric receivers of 3-；4- second laser transmitters；5-
Second photelectric receiver；The first WDM optical filters of 6-；The 2nd WDM optical filters of 7-；The 3rd WDM optical filters of 8-；The 4th WDM of 9- filter
Piece；The first lens of 10-；The second lens of 11-；12- isolators；The 3rd lens of 13-；The 4th lens of 14-；The 5th optical filters of 15-；
The 6th optical filters of 16-.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
It should be noted that when component is referred to as " being fixed on " or " being arranged at " another component, it can directly or
It is connected on another component.When a component is referred to as " being connected to " another component, it can directly or indirectly be connected
It is connected on another component.
The orientation or position relationship of the instructions such as term " on ", " under ", "left", "right" are based on orientation shown in the drawings or position
Put relation, be for only for ease of description rather than instruction imply signified device or element must have specific orientation, with
Specific azimuth configuration and operation, therefore it is not intended that limitation to this patent.Term " first ", " second " are used merely to facilitate
Purpose is described, and it is not intended that instruction or hint relative importance or the implicit quantity for indicating technical characteristic." multiples' "
It is meant that two or more, unless otherwise specifically defined.
As depicted in figs. 1 and 2, optical transceiver provided in an embodiment of the present invention includes pedestal (not shown), is arranged at pedestal
The SC types fiber-optical socket 1 of left end is arranged at the first laser transmitter 2 of pedestal right end, is set in turn in by left-to-right on pedestal
First photelectric receiver 3 and second laser transmitter 4 at end, the second photelectric receiver 5 for being arranged at pedestal lower end and setting
In in pedestal and by left-to-right the first WDM optical filters 6 set gradually, the 2nd WDM optical filters 7, the 3rd WDM optical filters 8 and
Four WDM optical filters 9.Wherein, the first WDM optical filters 6 are α degree optical filters, and the 2nd WDM optical filters 7 are 45- α degree optical filters.First
The number of degrees of WDM optical filters 6 be in scheming horizontal direction, clockwise for reference, the number of degrees of the 2nd WDM optical filters 7 be to scheme in
Vertical direction, counterclockwise for reference.
Compared with prior art, the embodiment of the present invention by using α degree the first WDM optical filters 6 and 45- α degree second
WDM optical filters 7, incident angle is than relatively low, it is ensured that in the space of very little by wavelength be 1260nm~1280nm light
The first photelectric receiver 3 is reflexed to, the reception of optical signal can reach the high precision of comparison, will not cause and the second opto-electronic receiver
Device 5 needs the crosstalk for the optical signal that the wavelength received is 1290nm~1330nm.
Preferably, in one embodiment of the invention, α is 15 degree to 30 degree.
More preferably, α is 25 degree.
Further, in one embodiment of the invention, optical transceiver further includes laser welding and emits in first laser
The first lens 10 and laser welding of the transmitting terminal of device 2 are in the second lens 11 of the transmitting terminal of second laser transmitter 4.In this reality
Apply in example, by by 10 laser welding of the first lens on the transmitting terminal of first laser transmitter 2, and by 11 laser of the second lens
Be welded on the transmitting terminal of second laser transmitter 4 so that the first lens 10 and the second lens 11 can optical transceiver its
His component all adjust calibration after again laser welding on the transmitting terminal of first laser transmitter 2 and second laser transmitter 4, pass through
The chip of first laser transmitter 2 and second laser transmitter 4 adjusts the angle of transmitting light to adjust optical path distance so that transmitting
Luminous energy converges to SC types fiber-optical socket 1, and the various components of optical transceiver is also enabled more to be disposed compactly on pedestal.
Further, the first lens 10 and the second lens 11 are non-spherical lens, to realize the coupling of transmitting light.
Further, in one embodiment of the invention, the second photelectric receiver 5 is located at 3 He of the first photelectric receiver
Between second laser transmitter 4 and close to the first photelectric receiver 3, so that the structure of optical transceiver is compacter.Specifically, exist
In the present embodiment, the transmitting terminal of first laser transmitter 2 is set with the optical fiber interface face of SC types fiber-optical socket 1, the first photoelectricity
The receiving terminal of receiver 3 and the transmitting terminal of second laser transmitter 4 and the receiving terminal of the second photelectric receiver 5 are oppositely arranged.
Further, in one embodiment of the invention, optical transceiver, which further includes, is vertically arranged at the 3rd WDM optical filters
8 and the 4th isolator 12 between WDM optical filters 9.In the present embodiment, the wavelength of the transmitting light of first laser transmitter 2 is
1575nm~1580nm, with 10GPON transmitting terminals；Second laser transmitter 4 transmitting light wavelength for 1480nm~
1500nm, with GPON transmitting terminals.In addition, the 3rd WDM optical filters 8 and the 4th WDM optical filters 9 are 45 degree of optical filters.Its
In, the number of degrees of the 3rd WDM optical filters 8 be in scheming horizontal direction, clockwise for reference, the number of degrees of the 4th WDM optical filters 9 are
With in scheming horizontal direction, counterclockwise for reference.
Also, optical-fibre channel is equipped in SC types fiber-optical socket 1, the light path connected with optical-fibre channel is equipped in pedestal and is led to
Road.Specifically, path channels include connecting optical-fibre channel and the lateral light paths passage of the transmitting terminal of first laser transmitter 2
(not shown) (does not show for connecting the first vertical path channels of the receiving terminal and lateral light paths passage of the first photelectric receiver 3
Go out), the second vertical path channels (not shown) for connecting receiving terminal and the lateral light paths passage of the second photelectric receiver 5,
And the 3rd vertical path channels (not shown) for connecting the transmitting terminal of second laser transmitter 4 and lateral light paths passage.
Wherein, the first vertical path channels run through lateral light paths passage, and the first WDM optical filters 6 are arranged at the first vertical light
Paths are located at the lower section of lateral light paths passage, and the 3rd WDM optical filters 8 are arranged at the second vertical path channels and lead to lateral light paths
The infall in road, the 2nd WDM optical filters 7 are arranged on lateral light paths passage and positioned at the first WDM optical filters 6 and the 3rd WDM
Between optical filter 8, isolator 12 is arranged on lateral light paths passage and positioned at the 3rd WDM optical filters 8 and the 4th WDM optical filter 9
Between, the 4th WDM optical filters 9 are arranged at the infall of the 3rd vertical path channels and lateral light paths passage.
Light channel structure as shown in Figure 1 understand, by first laser transmitter 2 transmitting terminal emit wavelength for 1575nm~
1580 light can be successively through the 4th WDM optical filters 9, isolator 12, the 3rd WDM optical filters 8 and the 2nd WDM optical filters 7 to light
Fine passage, to emit the downlink light of 10G；By second laser transmitter 4 transmitting terminal emit wavelength for 1480nm~
The light of 1500nm can be reflected by the 4th WDM optical filters 9 penetrates isolator 12, the 3rd WDM optical filters 8 and the 2nd WDM successively again
Optical filter 7 is to optical-fibre channel, to emit the downlink light of 2.5G.
From Fig. 2 and light channel structure shown in Fig. 3, the light that the wavelength entered by optical-fibre channel is 1260nm-1280nm
The receiving terminal that the first WDM optical filters 6 reflex to the first photelectric receiver 3 again can be reflexed to by the 2nd WDM optical filters 7, can connect
Receive the burst type uplink optical signal of 10G (XGS PON) or 2.5G (XG PON)；By optical-fibre channel enter wavelength be
The light of 1290nm-1330nm can pass through the 2nd WDM optical filters 7 and reflex to the second photelectric receiver using the 3rd WDM optical filters 8
5 receiving terminal can receive the burst type uplink optical signal of 1.25G.
It is understood that in the present embodiment, the wavelength emitted by the transmitting terminal of first laser transmitter 2 is 1575nm
The light of~1580nm and by second laser transmitter 4 transmitting terminal emit wavelength be 1480nm~1500nm light be convergence
Light since the focal length that light path is restricted by structure needs to elongate, can extend the coke of first laser transmitter 2 using isolator 12
Away to optical fiber interface, and then the defects of coupling efficiency caused by making up the focal length deficiency of converged light reduces so that coupling efficiency is more
Height, and lens need not be set on optical fiber interface at this time.In addition, isolator 12 can effectively inhibit it is remote from optical fiber in circuit
The reflected light return laser light device of end end face, fibre optics connector interface etc. generation, the stabilization so as to ensure laser works state,
Reduction system noise caused by reflected light.
Preferably, in one embodiment of the invention, the first WDM optical filters 6 be located at the first photelectric receiver 3 just under
Side, the 2nd WDM optical filters 7, the center of the 3rd WDM optical filters 8 and the 4th WDM optical filters 9 and SC types fiber-optical socket 1 and first swash
The central axes of optical transmitting set 2 are in same straight line, so as to reduce the height of optical transceiver so that the structure of optical transceiver is more stepped up
It gathers.
Further, in one embodiment of the invention, optical transceiver further includes laser welding in the first opto-electronic receiver
3rd lens 13 of the receiving terminal of device 3, laser welding in the receiving terminal of the second photelectric receiver 5 the 4th lens 14, be fixed on
5th optical filter 15 of one side of the 3rd lens 13 away from the first photelectric receiver 3 and the 4th lens 14 are fixed on away from
6th optical filter 16 of the one side of two photelectric receivers 5.Wherein, the 5th optical filter 15 and the 6th optical filter 16 are 0 degree of band logical
Optical filter, to stop the optical signal of other wavelength.5th optical filter 15 and the 6th optical filter 16 are horizontally disposed, the 3rd lens 13
It can play the role of filtering with the 5th optical filter 15 and the 4th lens 14 and the 6th optical filter 16 and focus on.In addition, the 3rd is saturating
13 and the 4th lens 14 of mirror use the mounting means of laser welding, can save installation space so that the structure of optical transceiver
It is compacter.
Further, in one embodiment of the invention, pedestal is cylindrical in shape, concretely cylindric or square tube shape, with
Simplify processing technology and cost-effective.Preferably, in the present embodiment, the height of pedestal be 6.5mm to 7.5mm, the width of pedestal
It spends for 11.5mm to 12.5mm.It is further preferred that the height of pedestal is 7mm, the width of pedestal is 12mm, at this time in pedestal
Space can obtain maximum utilization, so that the structure of optical transceiver is compacter, so that optical transceiver can be adopted
It is packaged with the mode of the small packages optical module such as XFP or SFP+.
Further, in one embodiment of the invention, first laser transmitter 2 and second laser transmitter 4 swash
Flush weld is connected on pedestal, to save the installation space of first laser transmitter 2 and second laser transmitter 4, so that light is received
It is compacter to send out device overall structure.Preferably, the first photelectric receiver 3 and 5 equal laser welding of the second photelectric receiver are in pedestal
On, to save the installation space of the first photelectric receiver 3 and the second photelectric receiver 5, further such that optical transceiver is integrally tied
Structure is compacter.It is further preferred that the first WDM optical filters 6, the 2nd WDM optical filters 7, the 3rd WDM optical filters 8 and the 4th WDM
9 equal gluing of optical filter is on pedestal, to save the first WDM optical filters 6, the 2nd WDM optical filters 7, the 3rd WDM optical filters 8 and the
The installation space of four WDM optical filters 9, further such that optical transceiver overall structure is compacter.
Further, first laser transmitter 2 is that EML (inhale by Electroabsorption modulated laser, electricity
Receive modulation laser) TO (Transistor Outline, transistor outline)；Second laser transmitter 4 is DFB
(Distributed feedback laser, distributed feedback laser diode) TO, the first photelectric receiver 3 is APD
(Avalanche photo-diode, avalanche photodide) TO；Second photelectric receiver 5 is APD TO.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of optical transceiver, which is characterized in that including pedestal, be arranged at the SC types fiber-optical socket of the pedestal left end, set
First laser transmitter in the pedestal right end, by left-to-right the first photelectric receiver for being set in turn in the pedestal upper end
With second laser transmitter, be arranged at the second photelectric receiver of the pedestal lower end and be arranged in the pedestal and by
Left-to-right the first WDM optical filters, the 2nd WDM optical filters, the 3rd WDM optical filters and the 4th WDM optical filters set gradually, it is described
First WDM optical filters are α degree optical filters, and the 2nd WDM optical filters are 45- α degree optical filters.
2. optical transceiver as described in claim 1, which is characterized in that the optical transceiver further includes laser welding in described
First lens of the transmitting terminal of one laser emitter and laser welding in the second laser transmitter transmitting terminal second thoroughly
Mirror.
3. optical transceiver as claimed in claim 2, which is characterized in that first lens and the second lens are aspherical
Mirror.
4. optical transceiver as described in claim 1, which is characterized in that the first WDM optical filters are located at first photoelectricity
The underface of receiver, center and the SC types optical fiber of the 2nd WDM optical filters, the 3rd WDM optical filters and the 4th WDM optical filters
The central axes of socket and the first laser transmitter are in same straight line.
5. optical transceiver as described in claim 1, which is characterized in that the optical transceiver, which further includes, is vertically arranged at described
Isolator between three WDM optical filters and the 4th WDM optical filters.
6. optical transceiver as described in claim 1, which is characterized in that the optical transceiver further includes laser welding in described
3rd lens of the receiving terminal of one photelectric receiver, laser welding in second photelectric receiver receiving terminal the 4th thoroughly
It mirror, the 5th optical filter for being fixed on the one side of the 3rd lens away from first photelectric receiver and is fixed on described
6th optical filter of one side of the 4th lens away from second photelectric receiver.
7. such as claim 1 to 6 any one of them optical transceiver, which is characterized in that the pedestal is cylindrical in shape.
8. optical transceiver as claimed in claim 7, which is characterized in that the height of the pedestal is 6.5mm to 7.5mm, described
The width of pedestal is 11.5mm to 12.5mm.
9. such as claim 1 to 6 any one of them optical transceiver, which is characterized in that the first laser transmitter and second
The equal laser welding of laser emitter is on the pedestal.
10. such as claim 1 to 6 any one of them optical transceiver, which is characterized in that first photelectric receiver and second
The equal laser welding of photelectric receiver is on the pedestal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810055271 | 2018-01-19 | ||
| CN2018100552715 | 2018-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108072944A true CN108072944A (en) | 2018-05-25 |
Family
ID=62157098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810078816.4A Pending CN108072944A (en) | 2018-01-19 | 2018-01-26 | A kind of optical transceiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108072944A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111458817A (en) * | 2020-05-22 | 2020-07-28 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| CN112698454A (en) * | 2021-01-21 | 2021-04-23 | 瑞泰(威海)电子科技有限公司 | Four-way optical path structure compatible with 10G GPON and GPON |
| CN112859257A (en) * | 2021-01-21 | 2021-05-28 | 瑞泰(威海)电子科技有限公司 | Four-way optical path device compatible with 10G GPON and processing method |
| CN117310903A (en) * | 2023-11-30 | 2023-12-29 | 深圳市力子光电科技有限公司 | Single-fiber bidirectional optical component |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203745693U (en) * | 2014-03-11 | 2014-07-30 | 青岛海信宽带多媒体技术有限公司 | Optical assembly with OTDR function |
| CN205317979U (en) * | 2016-01-05 | 2016-06-15 | 福州腾景光电科技有限公司 | Adjacent wavelength receives and dispatches module |
| CN106896453A (en) * | 2017-03-31 | 2017-06-27 | 深圳市亚派光电器件有限公司 | A kind of four-way photoelectric device of compatible GPON, 10GPON |
| CN207908744U (en) * | 2018-01-19 | 2018-09-25 | 深圳市亚派光电器件有限公司 | A kind of optical transceiver |
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2018
- 2018-01-26 CN CN201810078816.4A patent/CN108072944A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203745693U (en) * | 2014-03-11 | 2014-07-30 | 青岛海信宽带多媒体技术有限公司 | Optical assembly with OTDR function |
| CN205317979U (en) * | 2016-01-05 | 2016-06-15 | 福州腾景光电科技有限公司 | Adjacent wavelength receives and dispatches module |
| CN106896453A (en) * | 2017-03-31 | 2017-06-27 | 深圳市亚派光电器件有限公司 | A kind of four-way photoelectric device of compatible GPON, 10GPON |
| CN207908744U (en) * | 2018-01-19 | 2018-09-25 | 深圳市亚派光电器件有限公司 | A kind of optical transceiver |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111458817A (en) * | 2020-05-22 | 2020-07-28 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| CN112698454A (en) * | 2021-01-21 | 2021-04-23 | 瑞泰(威海)电子科技有限公司 | Four-way optical path structure compatible with 10G GPON and GPON |
| CN112859257A (en) * | 2021-01-21 | 2021-05-28 | 瑞泰(威海)电子科技有限公司 | Four-way optical path device compatible with 10G GPON and processing method |
| CN117310903A (en) * | 2023-11-30 | 2023-12-29 | 深圳市力子光电科技有限公司 | Single-fiber bidirectional optical component |
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