CN209821441U

CN209821441U - 100G separated hybrid integrated emitter

Info

Publication number: CN209821441U
Application number: CN201920727776.1U
Authority: CN
Inventors: 何伟炜; 杨明; 印文健
Original assignee: Express Speed (wuhan) Technology Co Ltd
Current assignee: Express Speed (wuhan) Technology Co Ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2019-12-20
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses a belong to emitter technical field, specifically be a 100G disconnect-type mixes integrated emitter, including detector in a poor light, laser instrument, lens, AWG chip, capillary, optic fibre and LC connector, the left side wall threaded connection of detector in a poor light the laser instrument, the left side wall threaded connection of laser instrument the lens, the left side wall threaded connection of lens the AWG chip, the left side wall grafting of AWG chip the capillary, this kind of 100G disconnect-type mixes integrated emitter, and this scheme has realized the direct coupling butt joint of AWG chip and laser instrument chip, does not need 4 small TOSA of individual encapsulation and is connected with the AWG subassembly, has saved four-core or five-core fiber array simultaneously, only needs to connect after customer's PCB board, can accomplish the encapsulation of 100G optical module output, more makes things convenient for customer's encapsulation, reduces customer's encapsulation cost, the cost is lower, the reliability is higher, and the product consistency is better.

Description

100G separated hybrid integrated emitter

Technical Field

The utility model relates to a transmitting device technical field specifically is a 100G disconnect-type mixes integrated transmitting device.

Background

The light path emitting device is a hybrid integrated module or monolithic integrated component with light emitting function, which is composed of a light source (laser or light emitting diode) and a driving circuit (sometimes a monitoring or other circuit is added), wherein the driving circuit must provide enough current, so that a large-current electric device is required to be matched, and the key problem of manufacturing the light emitter is to reduce the threshold current of the laser.

The existing connection mode mainly adopts a small insertion core butt joint mode, when the small insertion cores are connected, on one hand, the influence of the four-way performance of the insertion cores can be received, the consistency of products is poor, on the other hand, optical fibers connected with the small insertion cores need to be coiled, the change of optical power can be caused in the coiling process, the reliability of the insertion cores is poor, the optical fiber array is multiple, and the economic waste is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 100G disconnect-type mixes integrated emitter to solve the current connected mode that proposes in the above-mentioned background art and adopt little lock pin butt joint mode to give first place to, when little lock pin is connected, can receive lock pin quadriversal's influence on the one hand, the uniformity of product is relatively poor, the optic fibre of little lock pin is connected to on the other hand must need the dish fibre, the change of optical power can be caused in the dish fibre process, and the lock pin reliability is relatively poor, fiber array is many, the extravagant big problem of economy.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a 100G disconnect-type mixes integrated emitter, includes detector, laser instrument, lens, AWG chip, capillary, optic fibre and LC connector in a poor light, the left side wall threaded connection of detector in a poor light the laser instrument, the left side wall threaded connection of laser instrument lens, the left side wall threaded connection of lens the AWG chip, the left side wall of AWG chip is pegged graft the capillary, the left side wall electric connection of capillary optic fibre, the left side wall electric connection of optic fibre the LC connector.

Preferably, the number of the lasers is four, and the light emitting wavelengths of the lasers are 1271nm, 1291nm, 1311nm and 1331nm respectively.

Preferably, the lens reduces the size of the optical mode field to 9um, and the size of the optical mode field is consistent with the size of the waveguide mode field at the input end of the AWG chip.

Preferably, the backlight detector is connected with the PD.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of 100G disconnect-type mixes integrated transmitting device, through the combination application of accessory, this scheme has realized the direct coupling butt joint of AWG chip and laser instrument chip, do not need 4 small-size TOSA of independent encapsulation and AWG subassembly to be connected, four-core or five-core fiber array have been saved simultaneously, only need connect behind customer's the PCB board, can accomplish the encapsulation of 100G optical module output, more make things convenient for customer's encapsulation, reduce customer's encapsulation cost, the cost is lower, the reliability is higher, the product uniformity is better.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 100 backlight detector, 101 laser, 102 lens, 104AWG chip, 105 capillary, 106 fiber, 107LC connector.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a 100G separating type hybrid integrated transmitting device, which saves cost and has strong stability through the combined application of accessories, please refer to fig. 1, comprising a backlight detector 100, a laser 101, a lens 102, an AWG chip 104, a capillary 105, an optical fiber 106 and an LC connector 107;

referring to fig. 1 again, the left sidewall of the backlight detector 100 has a groove laser 101, and specifically, the left sidewall of the backlight detector 100 is screwed to the groove laser 101;

referring to fig. 1 again, the left wall of the laser 101 has a lens 102, and specifically, the left wall of the laser 101 is screwed with the lens 102;

referring again to fig. 1, the left sidewall of the lens 102 has a capillary 105, specifically, the left sidewall of the lens 102 is screwed to the AWG chip 104, and the left sidewall of the AWG chip 104 is inserted into the capillary 105;

referring to fig. 1 again, the left sidewall of the capillary 105 is electrically connected to the LC connector 107, specifically, the left sidewall of the capillary 105 is electrically connected to the optical fiber 106, and the left sidewall of the optical fiber 106 is electrically connected to the LC connector 107;

when the light emitting device is used specifically, firstly, after the four 25G lasers 101 emit light, light with wavelengths of 1271nm/1291nm/1311nm/1331nm is condensed through the lens 102, the size of an optical mode field output by the lasers 101 is reduced to 9um, the optical mode field output by the lasers 101 is consistent with the size of a waveguide mode field input by the AWG chip 104, then the light is input into the AWG chip 104, 4 channels of chips are combined after passing through the AWG chip 104, the output waveguide is transmitted to the single-core capillary 105 through the AWG chip 104, then the output of 4 channels of 25G signals is finally completed through the LC connector 107 through the optical fiber 106, meanwhile, the backlight detector 100 is connected with a PD, the monitoring of the optical power of an optical path is completed, and the independent light emitting device of.

Referring to fig. 1 again, in order to distinguish the emission wavelengths of the lasers 101, specifically, the number of the lasers 101 is four, and the emission wavelengths of the lasers 101 are 1271nm, 1291nm, 1311nm and 1331nm, respectively.

Referring again to fig. 1, to ensure the uniformity of the dimensions, in particular, the lens 102 reduces the optical mode field size to 9um, which is consistent with the waveguide mode field size at the input end of the AWG chip 104.

Referring again to fig. 1, in order to complete the monitoring of the optical power of the optical path, specifically, the backlight detector 100 is connected to the PD.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A100G separating type hybrid integrated emitting device is characterized in that: including backlight detector (100), laser instrument (101), lens (102), AWG chip (104), capillary (105), optic fibre (106) and LC connector (107), the left side wall threaded connection of backlight detector (100) laser instrument (101), the left side wall threaded connection of laser instrument (101) lens (102), the left side wall threaded connection of lens (102) AWG chip (104), the left side wall of AWG chip (104) is pegged graft capillary (105), the left side wall electric connection of capillary (105) optic fibre (106), the left side wall electric connection of optic fibre (106) LC connector (107).

2. A 100G split hybrid integrated emitting device according to claim 1, wherein: the number of the lasers (101) is four, and the light emitting wavelengths of the lasers (101) are 1271nm, 1291nm, 1311nm and 1331nm respectively.

3. A 100G split hybrid integrated emitting device according to claim 1, wherein: the lens (102) reduces the optical mode field size to 9um, which is consistent with the waveguide mode field size at the input end of the AWG chip (104).

4. A 100G split hybrid integrated emitting device according to claim 1, wherein: the backlight detector (100) is connected to the PD.