CN105978629A - Optical module - Google Patents
Optical module Download PDFInfo
- Publication number
- CN105978629A CN105978629A CN201610416855.1A CN201610416855A CN105978629A CN 105978629 A CN105978629 A CN 105978629A CN 201610416855 A CN201610416855 A CN 201610416855A CN 105978629 A CN105978629 A CN 105978629A
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- Prior art keywords
- optical module
- light
- optical
- guide section
- light guide
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/40—Transceivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The invention discloses an optical module, and belongs to the field of optical communication. The optical module provided by the embodiment of the invention comprises an upper shell, a lower shell, a circuit board, a light source, a light incident part, a light guide part and a light outgoing part. The upper shell and the lower shell form a cavity of which two ends are open. The light incident part, the light guide part and the circuit board are all located in the cavity. The light outgoing part is located out of the cavity. The light source is arranged on the circuit board. The light emitted by the light source enters the light guide part through the light incident part and enters the light outgoing part through the light guide part, and further the light is exported out of the optical module. According to the optical module provided by the embodiment of the invention, visual prompting is provided by use of visible light, and the working state of the optical module is convenient for acquisition.
Description
Technical field
The present embodiments relate to optical communication field, particularly relate to a kind of optical module.
Background technology
Optical module is the vitals in optic communication networking, and it achieves the mutual conversion between optical signal and the signal of telecommunication.
Mounted equipment and optical module are the most normally worked, can't see from actual light module, need to use monitoring device and the monitoring programme of specialty, every optical module is operated the reading of status information, and this monitoring device is generally located on from optical module working region optical module monitoring region farther out.
When carrying out the abnormality detection of optical module, the generally work state information of the optical module that optical module to be obtained monitoring region monitors, the working region arriving each optical module place again is detected and confirmed, abnormal optical module and concrete abnormal position could be investigated out one by one, whole troubleshooting procedure needs to monitor in optical module working region and optical module repeatedly to come and go between region, and the investigation causing abnormal optical module is extremely inefficient.
In sum, the optical module that prior art provides, the acquisition complex procedures of its duty.
Summary of the invention
The embodiment of the present invention provides a kind of optical module so that the duty of optical module is easy to obtain.
In order to realize foregoing invention purpose, the embodiment of the present invention adopts the following technical scheme that
The embodiment of the present invention provides a kind of optical module, including upper shell, lower house, circuit board, light source, light in part, light guide section and light out part, upper shell forms the cavity of both ends open with lower house, light in part, light guide section and circuit board are respectively positioned on the inside of cavity, light out part is positioned at the outside of cavity, and light source is positioned on circuit board, and the light that light source sends enters light guide section by light in part, light guide section is by incoming for light described light out part, and then by the outside of light-output to cavity.
Upper shell forms the cavity of both ends open with lower house, after optical module insertion system end, this cavity is in system end, the light out part being positioned at containment portion is positioned at outside system end, the light that light source sends passes through the incoming light guide section of light in part, then from the incoming light out part of light guide section, the light that light out part sends can produce vision, for indicating the duty of optical module so that the duty of optical module is easy to obtain.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is optical module structure schematic diagram in prior art；
The optical module external structure schematic diagram that Fig. 2 provides for the embodiment of the present invention；
The optical module structure explosive view that Fig. 3 provides for the embodiment of the present invention；
Fig. 4 provides optical module partial structurtes schematic diagram for the embodiment of the present invention；
Another partial structurtes schematic diagram of optical module that Fig. 5 provides for the embodiment of the present invention；
Fig. 6 is optical module lower house structural representation；
Another structural blast figure of optical module that Fig. 7 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
Fig. 1 is optical module structure schematic diagram in prior art.As it is shown in figure 1, the optical module that the embodiment of the present invention provides includes upper shell 101, lower house 102, electrical interface 103 and optical interface 104.
The upper shell 101 of optical module and the open type cavity of lower house 102 composition parcel optical module internal components, cavity is applied not only to the internal components of parcel protection optical module, concurrently forms electromagnetic isolation.One end of cavity be the electrical interface 103 of optical module, the other end of cavity be the optical interface 104 of optical module.
The lower house 102 of optical module is U-shaped groove, and the upper shell 101 of optical module is cover plate, and upper shell and lower house form the cavity with both ends open.
The optical interface of optical module is the optical communication interface of optical module and optical fiber, is connected with the light of optical interface to realize optical fiber, uses standard fiber socket to connect optical module and optical fiber in industry.One end grafting external fiber of fiber-optical socket, the other end inserts the optical interface of optical module, and fiber-optical socket commonly used in prior art fills up the optical interface of optical module.
At present, all there is the optical interface part of concrete industry standard, particularly optical module in the package dimension of optical module, the design of optical module optical interface, and it is connected with external fiber by the fiber-optical socket of standard.Specifically, the fiber-optical socket of standard matches with the area size of optical module optical interface, and fiber-optical socket connects optical fiber, and fiber-optical socket inserts the light mouth of optical module, it is achieved that optical module and the connection of external fiber.
In order to follow industry standard, the optical module after improvement still continues to use standard light line socket, it is ensured that the external fiber connected mode that the optical module compatibility after improvement is used before improving.
The optical module external structure schematic diagram that Fig. 2 provides for the embodiment of the present invention.As in figure 2 it is shown, the optical module that the embodiment of the present invention provides includes upper shell 201, lower house 202, electrical interface 203, optical interface 204 and light out part 301.
The upper shell 201 of optical module and the both ends open formula cavity of lower house 202 composition parcel optical module internal components, the lower house 202 of optical module is U-shaped groove, the upper shell 201 of optical module is cover plate, and upper shell 201 and lower house 202 form the cavity with both ends open.One end of cavity be the electrical interface 203 of optical module, the other end of cavity be the optical interface 204 of optical module.Cavity is applied not only to the internal components of parcel protection optical module, concurrently forms electromagnetic isolation.
When optical module is connected with system end, in the electrical interface 203 of optical module and module body insertion system end, the exposed outside at system end of optical interface 204 of optical module, it is simple to connect optical fiber.The electrical interface 203 of optical module includes electric connector 205, by the interface that electric connector 205 insertion system end is reserved, it is achieved optical module conducts with system end；Common electric connector is golden finger.The optical interface 204 of optical module is the optical communication interface of optical module and optical fiber, is connected with the light of optical interface to realize optical fiber, uses standard fiber socket 206 to connect optical module and optical fiber in industry.One end grafting external fiber of fiber-optical socket 206, the other end inserts the optical interface of optical module, and fiber-optical socket fills up the optical interface of optical module.Common fiber-optical socket includes MT plug.
The optical module structure explosive view that Fig. 3 provides for the embodiment of the present invention.As it is shown on figure 3, the optical module that the embodiment of the present invention provides includes upper shell 201, lower house 202, circuit board 304, light source 300, light in part 303, light guide section 302 and light out part 301.
Light source 300 is positioned on circuit board 304, when optical module work shape body exception, sends warning light by light source.The light that light source 300 sends passes through the incoming light guide section of light in part 303 302, by the incoming light out part of light guide section 302 301.Light in part 303 and light guide section 302 are positioned at the cavity inside that upper shell 201 is formed with lower house 202, and light out part 301 is positioned at outside the cavity of upper shell 201 and lower house 202 formation.The outside of the light-output optical module that light source 300 is sent by light out part 301, it is achieved the instruction of abnormality.
Fig. 4 provides optical module partial structurtes schematic diagram for the embodiment of the present invention.As shown in Figure 4, optical module includes light in part 303, light guide section 302 and light out part 301, and wherein light in part 303 and light guide section 302 are positioned on lower house 202.Light in part, light guide section and light out part may be integrally formed light guide, it is also possible to as single parts, form optical coupling member.
Light in part 303 near light source 300, light guide section 302 and light out part 301 relatively light in part 303 away from light source 300.The light that light source 300 sends injects light in part 303, and light in part 303 is by incoming for light light guide section 302, and light guide section 302 is by incoming for light light out part 301.
Light in part has Access Division, and optical module lower house has holding section, by the combination of Access Division Yu holding section, it is achieved light in part is fixed on optical module lower house.
Another partial structurtes schematic diagram of optical module that Fig. 5 provides for the embodiment of the present invention.As it is shown in figure 5, light in part 303, light guide section and light out part 301 are structure as a whole in optical module.Light guide section includes the first connecting portion 501 and the second connecting portion 502, and first connecting portion 501 one end is connected with light in part 303, and one end of its other end and the second connecting portion 502 connects；One end of second connecting portion 502 is connected with the other end of the first connecting portion 501, and the other end of the second connecting portion 502 is connected with light out part 301.First connecting portion 501 is not parallel to each other with the second connecting portion 502, and its angle is more than 0。Less than 180。。
Specifically, as it is shown in figure 5, light guide section is arcuate structure, the first connecting portion and the second connecting portion mutually constitute angle.
In prior art, fiber-optical socket fills up the optical interface of optical module, and is positioned at the light guide section within optical module and needs to be connected with the light out part being positioned at outside optical module by optical interface, so the design of light guide section needs to consider spatially to dodge fiber-optical socket.The light guide section that the embodiment of the present invention provides, its first connecting portion and the second connecting portion are not parallel to each other.The lower house of optical module has groove, and in the grooves, light guide section spatially dodges fiber-optical socket by groove to the second connecting portion of light guide section.
Specifically, the second connecting portion forms the guide rail structure of similar track for a train, and light out part is U-shape structure, and the side that a side rails of the second connecting portion is U-shaped with light out part is connected, and another side that the opposite side guide rail of the second connecting portion is U-shaped with light out part is connected.Light guide section forms guide rail structure, can save the space that light guide section takies.
Light out part is positioned at outside the cavity that upper shell and lower house surround, i.e. light out part is positioned at the outside of optical module.Light out part is by from the light-output of light source to the outside of optical module, as the indication signal producing vision.Light out part can also be the handle of optical module.The handle of optical module is generally used for unlocking optical module, convenient taking-up optical module, the handle of multiplexed optical module in the embodiment of the present invention from system end, is used light transmissive material to make, serves not only as release lever, also serves as light out part.
Fig. 6 is optical module lower house structural representation.As shown in Figure 6, the lower house of optical module has the U-shaped baffle plate 602 vertical with housing direction, and U-shaped baffle plate forms holding section.The lower house of optical module has groove 601, and groove is wedge shape end face 603 near the end face of U-shaped baffle plate.
As shown in Figure 5, Figure 6, second connecting portion 502 of light guide section is placed in the groove 601 of lower house, first connecting portion 501 of light guide section and the second connecting portion 502 form angle, the angle of this angle is identical with the angle of inclination of wedge shape end face 603 so that the junction of the first connecting portion and the second connecting portion realizes smooth abutting with lower house.
Light in part 303 outward flange is shaped as U-shaped, and formation Access Division, U-shaped edge, Access Division is mated so that light in part is fixed on the lower house of optical module with holding section.
Another structural blast figure of optical module that Fig. 7 provides for the embodiment of the present invention.As it is shown in fig. 7, the optical module that the embodiment of the present invention provides includes lower house 202, electrical interface 203, optical interface 204, circuit board 304, lens subassembly 701, fibre ribbon 702, fiber-optical socket 206, light in part 303, light guide section 302 and light out part 301.
Lower house 202 is U-shaped, forms the space of half parcel, and circuit board 304, fibre ribbon 702, fiber-optical socket 206, light in part 303 and light guide section 302 are positioned at lower house.
Circuit board 304 surface of optical module has lens subassembly 701, forms cavity, have laser chip and/or light detecting chip in cavity between lens subassembly 701 and circuit board 304.Fibre ribbon 702 connects lens subassembly 701 and fiber-optical socket 206, and fiber-optical socket 206 is positioned at the cavity inside of upper shell and lower house composition, the i.e. inside of optical module.Fibre ribbon passes the inner space of optical module by the top of light in part, light guide section, is connected with fiber-optical socket.Fibre ribbon inserts in fiber-optical socket, forms the optical channel to light of going out, and the optical fiber outside optical module forms light conduction path by fiber-optical socket and optical channel.
Light in part 303 surface has groove 504, and fibre ribbon 702, is beneficial to save space by light guide section by groove 504.
Fiber-optical socket 206 is placed in lower house 202, and is positioned at optical interface 204.In fibre ribbon 702 incoming fiber optic socket 206 so that fiber-optical socket 206 becomes the light-emitting window of optical module.Now, fiber-optical socket 206 and light guide section 302 are included at the light-emitting window of optical module.In prior art, being filled up by fiber-optical socket 206 at the optical interface 204 of optical module, do not have space to place light guide section, the application designs for compatible existing optical module, groove is set in the light-emitting window position of lower house 204 so that light guide section is arranged at optical interface by groove.So, from the point of view of the configuration of light guide section, the first connecting portion of light guide section and the second connecting portion are the most not parallel, and from the point of view of the configuration of optical module, the extensibility of structure of light guide section has done decline process.
The fiber-optical socket that the embodiment of the present invention provides has variform, does not limit to the form presented in accompanying drawing.Common fiber-optical socket is MT type fiber-optical socket.The Main Function of fiber-optical socket is to be connected with the optical fiber outside optical module, the present invention does not limit has optical fiber inside optical module, the most do not limit fiber-optical socket to be connected with the optical fiber within optical module, fiber-optical socket with can be that light is connected inside optical module, the light that such as laser instrument sends is injected in fiber-optical socket.Using light emission secondary module TOSA, the light-receiving secondary module ROSA or optical secondary module BOSA of TO encapsulation, its light injects end or optical receiving end is connected with the optical fiber outside optical module.Light emission secondary module TOSA, the light-receiving secondary module ROSA or optical secondary module BOSA of TO encapsulation can be fiber-optical socket mentioned in the present patent application.Fiber-optical socket can be directly connected to optical fiber, it is also possible to is connected by switching parts such as fiber adapter with optical fiber.
The optical signal that light source sends can be used to some situations indicated within optical module, such as, the duty of optical module, or the operating environment condition etc. residing for optical module.What deserves to be explained is, in the embodiment of the present invention, the optical signal that light source sends may be used to indicate any situation of optical module, includes but not limited to the duty of optical module.
The optical signal sent by light source below illustrates as a example by can be used to indicate the duty of optical module.
The duty of optical module includes that the duty of optical module includes the normal of the running voltage of optical module, operating temperature, transmitting luminous power, received optical power etc. or abnormality.
The duty of optical module can be by controller control, and controller monitors the duty of optical module in real time, and sends control signal to light source, and this control signal may indicate that the normal operating conditions of optical module, it is also possible to the abnormal operation of instruction optical module.The control signal that light source sends according to controller, can send different light, to indicate the different operating state of optical module.Wherein, controller can be arranged on inside optical module, it is also possible to is arranged on outside optical module.
Running voltage when above-mentioned optical module, operating temperature, launch luminous power, the states such as received optical power occur abnormal, i.e. monitoring value is beyond after normal range, controller can be by sending control signal to light source, light source is made to send the optical signal for indicating optical module abnormal operation according to the control signal received, by the light guide structure in above-mentioned optical module, can the optical signal of instruction optical module abnormal operation be exported to the second kink of optical module and handle or release lever inside optical module, realize optical module abnormality in the embodiment directly perceived outside optical module, and then realize the quick location of this optical module abnormal operation, improve the detection efficiency of the abnormal optical module in location.
Certainly when the duty of optical module is in normal operating conditions, controller also can send control signal to light source 4, light source is made to send the optical signal for indicating optical module normal operating conditions according to the control signal received, by the light guide structure in above-mentioned optical module, can the optical signal of instruction optical module normal operating conditions be exported to the second kink of optical module and handle or release lever inside optical module, realize optical module normal condition in the embodiment directly perceived outside optical module, the optical signal perception immediately that so optical module attendant can arrive according to the observation goes out optical module and is in normal operating conditions.
In above-mentioned optical module, the controller sending control signal to light source can be a micro-control unit MCU within optical module, it is also possible to be provided in a MCU outside optical module, is mainly used in monitoring the duty of optical module and sending control signal to light source.
Last it is noted that above example is only in order to illustrate technical scheme, it is not intended to limit；Although the present invention being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (8)
1. an optical module, it is characterised in that include upper shell, lower house, circuit board, light source, light in part, light guide section and light out part,
Described upper shell forms the cavity of both ends open with described lower house, described light in part, described light guide section and described circuit board are respectively positioned on the inside of described cavity, described light out part is positioned at the outside of described cavity, described light source is positioned on described circuit board, the light that described light source sends enters described light guide section by described light in part, described light guide section is by incoming for light described light out part, and then by the outside of light-output to described cavity.
2. optical module as claimed in claim 1, it is characterised in that also include fiber-optical socket, described fiber-optical socket is positioned at one end of described cavity, described lower house has groove, and described light guide section is placed in described groove, and described light guide section is between described lower house and described fiber-optical socket.
3. optical module as claimed in claim 2, it is characterised in that described light guide section includes that the first connecting portion and the second connecting portion, described first connecting portion are not parallel to each other with described second connecting portion.
4. optical module as claimed in claim 3, it is characterized in that, also include optical chip, lens subassembly and fibre ribbon, described lens subassembly is positioned at described circuit board surface, the cavity that described lens subassembly and described circuit board are formed has optical chip, described fibre ribbon one end connects described lens subassembly, and the other end connects described fiber-optical socket.
5. optical module as claimed in claim 4, it is characterised in that described light in part has U-shaped groove, and described fibre ribbon connects described fiber-optical socket by described U-shaped groove.
6. optical module as claimed in claim 5, it is characterised in that described light guide section is rail shapes.
7. optical module as claimed in claim 6, it is characterised in that described light in part, described light guide section and described light out part are one-body molded.
8. the optical module as described in claim 1 to 7 is arbitrary, it is characterised in that described light source is luminous according to the duty of described optical module.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610416855.1A CN105978629B (en) | 2016-06-15 | 2016-06-15 | A kind of optical module |
| US15/395,939 US9983373B2 (en) | 2016-06-15 | 2016-12-30 | Optical module |
| EP16207480.1A EP3258301B1 (en) | 2016-06-15 | 2016-12-30 | Optical module with status indicator |
| US15/961,841 US10459180B2 (en) | 2016-06-15 | 2018-04-24 | Optical module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610416855.1A CN105978629B (en) | 2016-06-15 | 2016-06-15 | A kind of optical module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105978629A true CN105978629A (en) | 2016-09-28 |
| CN105978629B CN105978629B (en) | 2019-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610416855.1A Active CN105978629B (en) | 2016-06-15 | 2016-06-15 | A kind of optical module |
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| Country | Link |
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| CN (1) | CN105978629B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106950657A (en) * | 2017-04-24 | 2017-07-14 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| CN108051893A (en) * | 2017-12-11 | 2018-05-18 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| CN109061813A (en) * | 2018-08-29 | 2018-12-21 | 青岛海信宽带多媒体技术有限公司 | A kind of optical module |
| CN109870777A (en) * | 2019-03-22 | 2019-06-11 | 武汉电信器件有限公司 | A kind of optical module |
| EP3644528A4 (en) * | 2017-06-21 | 2020-07-01 | O-Net Communications (Shenzhen) Limited | Monitoring and indication system of optical module |
| CN111897060A (en) * | 2019-05-06 | 2020-11-06 | 苏州旭创科技有限公司 | Optical module |
| CN113805286A (en) * | 2020-06-16 | 2021-12-17 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| WO2022148188A1 (en) * | 2021-01-08 | 2022-07-14 | 青岛海信宽带多媒体技术有限公司 | Optical module |
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| CN201576116U (en) * | 2009-09-10 | 2010-09-08 | 华为技术有限公司 | Optical module and network equipment |
| CN103091796A (en) * | 2012-12-28 | 2013-05-08 | 苏州品翔电通有限公司 | Self-checking display structure of optical fiber receiving and dispatching module |
| JP2013156376A (en) * | 2012-01-27 | 2013-08-15 | Hitachi Cable Ltd | Optical module |
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| US20030002810A1 (en) * | 2001-07-02 | 2003-01-02 | Yu-Feng Cheng | Illuminating optical fiber plug |
| CN201576116U (en) * | 2009-09-10 | 2010-09-08 | 华为技术有限公司 | Optical module and network equipment |
| JP2013156376A (en) * | 2012-01-27 | 2013-08-15 | Hitachi Cable Ltd | Optical module |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106950657A (en) * | 2017-04-24 | 2017-07-14 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| EP3644528A4 (en) * | 2017-06-21 | 2020-07-01 | O-Net Communications (Shenzhen) Limited | Monitoring and indication system of optical module |
| AU2017419963A2 (en) * | 2017-06-21 | 2021-07-01 | O-Net Communications (Shenzhen) Limited | Monitoring and indication system of optical module |
| CN108051893A (en) * | 2017-12-11 | 2018-05-18 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| CN108051893B (en) * | 2017-12-11 | 2020-01-07 | 青岛海信宽带多媒体技术有限公司 | Optical module |
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| CN109870777A (en) * | 2019-03-22 | 2019-06-11 | 武汉电信器件有限公司 | A kind of optical module |
| WO2020192172A1 (en) * | 2019-03-22 | 2020-10-01 | 武汉电信器件有限公司 | Optical module |
| CN111897060A (en) * | 2019-05-06 | 2020-11-06 | 苏州旭创科技有限公司 | Optical module |
| CN113805286A (en) * | 2020-06-16 | 2021-12-17 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| WO2022148188A1 (en) * | 2021-01-08 | 2022-07-14 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| CN114755766A (en) * | 2021-01-08 | 2022-07-15 | 青岛海信宽带多媒体技术有限公司 | Optical module |
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| CN105978629B (en) | 2019-06-14 |
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