WO2019153225A1 - 波分复用/解复用光纤耦合模组及其光学设备 - Google Patents

波分复用/解复用光纤耦合模组及其光学设备 Download PDF

Info

Publication number
WO2019153225A1
WO2019153225A1 PCT/CN2018/075938 CN2018075938W WO2019153225A1 WO 2019153225 A1 WO2019153225 A1 WO 2019153225A1 CN 2018075938 W CN2018075938 W CN 2018075938W WO 2019153225 A1 WO2019153225 A1 WO 2019153225A1
Authority
WO
WIPO (PCT)
Prior art keywords
microlens
microlens array
wavelength division
substrate
division multiplexing
Prior art date
Application number
PCT/CN2018/075938
Other languages
English (en)
French (fr)
Inventor
杜春雷
夏良平
Original Assignee
珠海迈时光电科技有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 珠海迈时光电科技有限公司 filed Critical 珠海迈时光电科技有限公司
Publication of WO2019153225A1 publication Critical patent/WO2019153225A1/zh

Links

Images

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
    • G02B6/26—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
    • 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
    • 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
    • G02B6/32—Optical coupling means having lens focusing means positioned between opposed fibre ends

Definitions

  • the present invention relates to an optical device, and more particularly to a wavelength division multiplexing/demultiplexing fiber coupling module and an optical device including the same wavelength division multiplexing/demultiplexing fiber coupling module.
  • wavelength division multiplexing/demultiplexing has become one of the basic ways to significantly increase channel capacity.
  • the fiber direct coupling module has higher coupling efficiency than the waveguide array grating (AWG), but the conventional wavelength division multiplexing/demultiplexing fiber coupling module has a limited number of channels for using the microlens. Larger and less integrated, it is increasingly difficult to meet the growing demand for fiber data nodes.
  • the wavelength division multiplexing/demultiplexing fiber coupling module includes a first microlens array and a second microlens array
  • a microlens array includes a first substrate and a first microlens disposed on the first substrate; and a plurality of microlenses arranged side by side with the first microlens, the second microlens array including a second a substrate and a plurality of microlenses arranged side by side on the second substrate, the first substrate and the second substrate are disposed in parallel, the microlens on the first microlens array and The microlenses on the second microlens array are staggered, and the first substrate and the second substrate are opposite to other ones except the position of the first substrate relative to the first microlens The positions of the microlenses are correspondingly arranged with a plurality of filters.
  • the material of the first microlens array and the second microlens array is silicon or optical glass.
  • the microlens included in the first microlens array and the microlens included in the second microlens array have a curved surface or an aspherical surface.
  • the filter selectively transmits or reflects incident light beams.
  • the complex color light is converted into parallel light after being incident on the first microlens via the multiplexed optical fiber, and a part of the parallel light is sequentially reflected by the plurality of the filters, A light path of reciprocal reflection is formed between the first microlens array and the second microlens array; another part of the parallel light is transmitted through a plurality of the filters and then incident into the corresponding microlens, the microlens The incident beam is focused and coupled to a corresponding wavelength division fiber.
  • light of different wavelengths is incident into the first microlens array or the second microlens array via a corresponding wavelength division fiber, via the first microlens array or the second microlens array.
  • Parallel light is formed behind the lens, and the parallel light is sequentially reflected by a plurality of the filter sheets, and the first microlens or the second microlens is coupled to the multiplexed optical fiber.
  • the invention also provides an optical device comprising the wavelength division multiplexing/demultiplexing fiber coupling module.
  • the present invention adopts the above technical solutions, and can achieve the following beneficial effects:
  • the wavelength division multiplexing/demultiplexing fiber coupling module includes a first microlens array and a second microlens array, the first microlens array including a first substrate and a first lining a first microlens on the bottom and a plurality of microlenses arranged side by side with the first microlens, the second microlens array comprising a second substrate and a plurality of juxtaposed arrays disposed on the second substrate a microlens, the first substrate and the second substrate are disposed in parallel, the microlenses on the first microlens array and the microlenses on the second microlens array are staggered, and The position of the substrate relative to the first microlens, the position of the first substrate or the second substrate relative to the other plurality of microlenses is correspondingly disposed with a plurality of filters, and the present invention provides The wavelength division multiplexing/demultiplexing fiber coupling module adopts two microlens arrays to form a
  • the wavelength division multiplexing/demultiplexing fiber coupling module provided by the present invention greatly increases the wavelength division multiplexing channel by expanding the number of microlens arrays without increasing the number of channels of the single microlens array.
  • the number of microlens parameters used by the wavelength division channel and the multiplexing channel are the same, so the optical path of the entire fiber coupling module is simple, there is no special requirement for the microlens array, and the preparation is easy and the cost is low.
  • FIG. 1 is a cross-sectional view of a wavelength division multiplexing/demultiplexing fiber coupling module according to Embodiment 1.
  • FIG. 2 is a schematic structural view of the first microlens array provided in FIG. 1.
  • FIG. 2 is a schematic structural view of the first microlens array provided in FIG. 1.
  • FIG. 3 is a schematic structural view of a second microlens array provided in FIG. 1.
  • Embodiment 1 is a diagrammatic representation of Embodiment 1:
  • FIG. 2 is a schematic structural diagram of a wavelength division multiplexing/demultiplexing fiber coupling module according to the first embodiment, and FIG. 2 is a first microlens array 11 provided in FIG. 1 .
  • FIG. 3 is a schematic structural view of the second microlens array 12 provided in FIG. 1.
  • the wavelength division multiplexing/demultiplexing fiber coupling module includes a first microlens array 11 and a second microlens array 12.
  • the materials of the first microlens array 11 and the second microlens array 12 are silicon. It can be understood that the materials of the first microlens array 11 and the second microlens array 12 may also be optical glasses.
  • the first microlens array 11 includes a first substrate 111 and a first microlens 112 disposed on the first substrate 111 and a plurality of microlenses 113 arranged in parallel with the first microlens 112.
  • the second microlens array 12 includes a second substrate 121 and a plurality of microlenses 122 arranged side by side on the second substrate 121.
  • the first microlens array 11 and the second microlens array 12 comprise a single microlens array of five, and the single microlens has a radius of curvature of 1.87 mm and a diameter of 700 um.
  • the spacing between adjacent microlenses is 50 um.
  • the first substrate 111 and the second substrate 121 are disposed in parallel, and the microlenses (112 and 113) on the first microlens array 11 and the microlenses 122 on the second microlens array 12 are alternately arranged. .
  • the pitch of the first substrate 111 and the second substrate 121 is 350 um. It can be understood that the spacing between the first substrate 111 and the second substrate 121 is related to the distance of adjacent microlenses, and the light reflected by the filter on the first microlens array 11 can smoothly enter the first The second microlens array 12 is adjacent to the working area of the microlens.
  • the positions of the first substrate 111 and the second substrate 121 are sequentially corresponding to the positions of the other plurality of microlenses. Filters 13.
  • the filter 13 can selectively transmit or reflect an incident light beam.
  • filters of different specifications divide the wavelength range of 1525-1580 nm into seven bands, corresponding to three wavelength division channels as shown in FIG. 2 and four wavelength division channels as shown in FIG.
  • the wavelength division multiplexing/demultiplexing fiber coupling module provided in this embodiment works as follows:
  • the complex color light is input from the multiplexed optical fiber 14 and collimated by the microlens 112 to enter the first microlens array 11 to become 45° parallel light 25
  • the parallel light 25 forms an optical path that is reflected back and forth between the first microlens array 11 and the second microlens array 12 as shown by 13 in FIG. 1 due to the reflection of the filter 13, and it is understood that
  • the filter 13 can also selectively transmit or reflect the incident light beam, and a portion of the light beam is transmitted through the plurality of the filters 13 and then incident into the corresponding microlenses (113 and 122). The incident beam is focused to couple the corresponding wavelength division fiber.
  • 26 is light reflected by the filter 13
  • 27 is light transmitted through the filter 13
  • 35 is light reflected by the filter 13
  • 36 is transparent.
  • the wavelength transmitted by each channel corresponds to the filter 13 and is coupled to the human WDM fiber by focusing the microlens to realize the demultiplexing process.
  • the light of each band is incident on the respective fibers (15 or 16), and is collimated by the corresponding microlens (123 or 113) to enter the first
  • the microlens array 11 or the second microlens array 12 eventually enters the multiplexed fiber 14 in the reverse of the process of demultiplexing.
  • the wavelength division multiplexing/demultiplexing fiber coupling module provided in the first embodiment realizes the 7-band wavelength division multiplexing by using only the 4-channel microlens, and greatly improves the wavelength division multiplexing/demultiplexing.
  • the integration of the fiber-coupled module, when externally coupled to the fiber array, the resulting device volume will be significantly reduced.
  • the wavelength division multiplexing/demultiplexing fiber coupling module provided by the present invention greatly increases the wavelength division multiplexing channel by expanding the number of microlens arrays without increasing the number of channels of the single microlens array.
  • the number of microlens parameters used by the wavelength division channel and the multiplexing channel are the same, so the optical path of the entire fiber coupling module is simple, there is no special requirement for the microlens array, and the preparation is easy and the cost is low.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • the wavelength division multiplexing/demultiplexing fiber coupling module provided in the second embodiment of the present invention can be configured as follows.
  • the working principle is the same as that in the first embodiment. Only the features different from the first embodiment will be described below.
  • the difference from the first embodiment is that the material of the first microlens array and the second microlens array is glass D-ZK3.
  • the difference from the first embodiment is that the number of the single microlens arrays included in the first microlens array and the second microlens array is, and the radius of curvature of the single microlens is 1.87 mm, and the aperture is 700 um.
  • the interval between adjacent microlenses is 50 um.
  • the difference from the first embodiment is that the pitch of the first substrate and the second substrate is 1 mm.
  • the difference from the first embodiment is that the filters of different specifications divide the wavelength range from 1525-1580 nm into 23 bands.
  • the wavelength division multiplexing/demultiplexing fiber coupling module provided in this embodiment works as follows:
  • the complex color light is input from the multiplexed optical fiber, and is collimated by the microlens to enter the first microlens array to become 19.3 ° C parallel light, and the parallel light is reflected in the first by the filter. Forming a light path for reflection back and forth between the microlens array and the second microlens array. It can be understood that since the filter can selectively transmit or reflect the incident light beam, part of the light beam passes through several filters. After the light sheet is transmitted, it is incident into the corresponding microlens, and the microlens focuses the incident light beam and couples the corresponding wavelength division fiber.
  • the light of each band is incident on the respective fibers, and is collimated by the corresponding microlens into the first microlens array or the second microlens array to reverse the process of demultiplexing. Eventually all enter the multiplexed fiber.
  • the wavelength division multiplexing/demultiplexing fiber coupling module provided in the second embodiment realizes the 23-band wavelength division multiplexing by using only 12-channel microlens, and greatly improves the wavelength division multiplexing/demultiplexing.
  • the integration of the fiber-coupled module, when externally coupled to the fiber array, the resulting device volume will be significantly reduced.
  • the wavelength division multiplexing/demultiplexing fiber coupling module provided by the present invention greatly increases the wavelength division multiplexing channel by expanding the number of microlens arrays without increasing the number of channels of the single microlens array.
  • the number of microlens parameters used by the wavelength division channel and the multiplexing channel are the same, so the optical path of the entire fiber coupling module is simple, there is no special requirement for the microlens array, and the preparation is easy and the cost is low.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Couplings Of Light Guides (AREA)

Abstract

一种波分复用/解复用光纤耦合模组及包含其的光学设备。该波分复用/解复用光纤耦合模组包括第一微透镜阵列(11)及第二微透镜阵列(12)。第一微透镜阵列(11)包括第一衬底(111)及第一微透镜(112)以及与第一微透镜(112)并列排列的若干个微透镜(113)。第二微透镜阵列(12)包括第二衬底(121)及设置于第二衬底(121)上的若干个微透镜(122)。第一衬底(111)及第二衬底(121)相对平行设置。第一微透镜阵列(11)上的微透镜(112,113)及第二微透镜阵列(12)上的微透镜(122)交错设置，且除第一衬底(111)相对于第一微透镜(112)的位置外，所述第一衬底(111)及第二衬底(121)相对于其它若干个微透镜(113)的位置依次对应设置有若干个滤光片(13)。

Description

波分复用/解复用光纤耦合模组及其光学设备 技术领域
本发明涉及一种光学器件，尤其涉及一种波分复用/解复用光纤耦合模组及包含相同波分复用/解复用光纤耦合模组的光学设备。
背景技术
随着光纤通讯技术在过去几十年中的蓬勃发展，光通讯系统的小型化已成为必然趋势。在光通讯中，波分复用/解复用已成为大幅增加信道容量的基本方式之一。光纤直接耦合模组相对于波导阵列光栅(AWG)而言，拥有更高的耦合效率，但传统的波分复用/解复用光纤耦合模组因使用的微透镜的通道数量有限，导致其体积较大，集成度较低，因此越来越难以满足日益增长的光纤数据节点的使用要求。
发明内容
有鉴如此，有必要提供一种波分复用/解复用光纤耦合模组，旨在解决现有技术中提供的波分复用/解复用光纤耦合模组体积较大且集成度较低的缺陷。
为实现上述目的，本发明采用下述技术方案：
一方面，本发明提供的波分复用/解复用光纤耦合模组，所述波分复用/解复用光纤耦合模组包括第一微透镜阵列及第二微透镜阵列，所述第一微透镜阵 列包括第一衬底及设置于所述第一衬底上的第一微透镜以及与所述第一微透镜并列排列的若干个微透镜，所述第二微透镜阵列包括第二衬底及设置于所述第二衬底上的并列排列的若干个微透镜，所述第一衬底及所述第二衬底相对平行设置，所述第一微透镜阵列上的微透镜及第二微透镜阵列上的微透镜交错设置，且除所述第一衬底相对于所述第一微透镜的位置外，所述第一衬底及所述第二衬底相对于其它若干个微透镜的位置依次对应设置有若干个滤光片。
在一些较佳实施例中，所述第一微透镜阵列及第二微透镜阵列的材料为硅或光学玻璃。在一些较佳实施例中，所述第一微透镜阵列包括的微透镜以及所述第二微透镜阵列包括的微透镜的结构为曲面或者非球面。
在一些较佳实施例中，所述滤光片可对入射的光束进行选择性透射或者反射。
在一些较佳实施例中，复色光经复用光纤入射至所述第一微透镜后变成平行光，所述平行光中部分光束经若干个所述滤光片依次反射后，在所述第一微透镜阵列及第二微透镜阵列之间形成往复反射的光路；所述平行光中另一部分光束经若干个所述滤光片透射后入射进入对应的所述微透镜，所述微透镜对入射的光束进行聚焦后耦合人对应的波分光纤。
在一些较佳实施例中，不同波长的光经对应的波分光纤入射进入所述第一微透镜阵列或第二微透镜阵列，经所述第一微透镜阵列或第二微透镜阵列中微透镜后形成平行光，所述平行光经若干个所述滤波片依次反射后，并经的所述第一微透镜或所述第二微透镜耦合至复用光纤中。
另一方面，本发明还提了一种包含所述的波分复用/解复用光纤耦合模组的光学设备。
本发明采用上述技术方案，能够实现下述有益效果：
本发明提供的波分复用/解复用光纤耦合模组，包括第一微透镜阵列及第 二微透镜阵列，所述第一微透镜阵列包括第一衬底及设置于所述第一衬底上的第一微透镜以及与所述第一微透镜并列排列的若干个微透镜，所述第二微透镜阵列包括第二衬底及设置于所述第二衬底上的并列排列的若干个微透镜，所述第一衬底及所述第二衬底相对平行设置，所述第一微透镜阵列上的微透镜及第二微透镜阵列上的微透镜交错设置，且除所述第一衬底相对于所述第一微透镜的位置外，所述第一衬底或所述第二衬底相对于其它若干个微透镜的位置依次对应设置有若干个滤光片，本发明提供的波分复用/解复用光纤耦合模组，采用两片微透镜阵列构成紧凑的耦合模组，提升了模组的集成度，当外接耦合光纤阵列后，获得的器件体积将显著减小。
此外，本发明提供的波分复用/解复用光纤耦合模组，在不增加单片微透镜阵列通道数的情况下，通过微透镜阵列片数的扩展大幅增加了波分复用的通道数；且波分通道和复用通道所使用的微透镜面型参数一致，因此整个光纤耦合模组的光路简单，对微透镜阵列没有特殊要求，易于制备，成本低。
附图说明
图1为本实施例一提供的波分复用/解复用光纤耦合模组的截面图。
图2为图1中提供的第一微透镜阵列的结构示意图。
图3为图1中提供的第二微透镜阵列的结构示意图。
具体实施方式
为了使本发明的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本发明进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。
以下结合具体实施例对本发明的具体实现进行详细描述：
实施例一：
请参阅图1、图2及图3，分别为本实施例一提供的波分复用/解复用光纤耦合模组的结构示意图，图2为图1中提供的第一微透镜阵列11的结构示意图，图3为图1中提供的第二微透镜阵列12的结构示意图。
在本实施例中，波分复用/解复用光纤耦合模组包括第一微透镜阵列11及第二微透镜阵列12。
在一些较佳的实施例中，所述第一微透镜阵列11及第二微透镜阵列12的材料为硅。可以理解，所述第一微透镜阵列11及第二微透镜阵列12的材料还可以为光学玻璃。
所述第一微透镜阵列11包括第一衬底111及设置于所述第一衬底111上的第一微透镜112以及与所述第一微透镜112并列排列的若干个微透镜113。
所述第二微透镜阵列12包括第二衬底121及设置于所述第二衬底121上并列排列的若干个微透镜122。
在本实施例中，所述第一微透镜阵列11及所述第二微透镜阵列12包括的单片微透镜阵列的数量为5，且单个微透镜的曲率半径为1.87mm，口径为700um，相邻微透镜的间隔为50um。
所述第一衬底111及所述第二衬底121相对平行设置，所述第一微透镜阵列11上的微透镜(112和113)及第二微透镜阵列12上的微透镜122交错设置。
在本实施例中，所述第一衬底111及所述第二衬底121的间距为350um。可以理解，所述第一衬底111及所述第二衬底121的间距与相邻微透镜的距离相关，经所述第一微透镜阵列11上的滤光片反射的光可顺利进入第二微透镜阵列12相邻微透镜的工作区域。
除所述第一衬底111相对于所述第一微透镜112的位置外，所述第一衬底111及所述第二衬底121相对于其它若干个微透镜的位置依次对应设置有若干个滤光片13。
在本实施例中，所述滤光片13可对入射的光束进行选择性透射或者反射。
在本实施例中，不同规格的滤光片将波长为1525-1580nm范围分成7个波段，分别对应如图2所示的3个波分通道和如图3所示的4个波分通道。
本实施例提供的波分复用/解复用光纤耦合模组，其工作方式如下：
请再参阅图1、2及3，在解复用过程中，复色光从复用光纤14输入，经微透镜112准直后进入所述第一微透镜阵列11，变成45°平行光25，平行光25由于滤波片13的反射作用在所述第一微透镜阵列11及所述第二微透镜阵列12之间形成如图1中13所示来回反射的光路，可以理解，由于所述滤光片13还可对入射的光束进行选择性透射或者反射，部分的光束经若干个所述滤光片13透射后入射进入对应的所述微透镜(113和122)，所述微透镜对入射的光束进行聚焦后耦合人对应的波分光纤。
请再参阅图2和图3，图2中26为被滤光片13反射的光，27为透过滤光片13的光，35为被滤光片13反射的光，36为透过滤光片13的光。
可以理解，每一个通道透射的波长与其滤光片13对应，经微透镜聚焦后耦合人波分光纤，实现解复用过程。
请再参阅图1、2及3，在复用过程中，各波段的光分别经各自的光纤(15或16)入射，经相应的微透镜(123或113)准直后进入所述第一微透镜阵列11或所述第二微透镜阵列12，以与解复用相反的过程最终全部进入复用光纤14。
可以理解，本实施例1提供的波分复用/解复用光纤耦合模组，仅采用4通道微透镜即实现了7波段的波分复用，大幅提升了波分复用/解复用光纤耦 合模组的集成度，当外接耦合光纤阵列后，获得的器件体积将显著减小。
此外，本发明提供的波分复用/解复用光纤耦合模组，在不增加单片微透镜阵列通道数的情况下，通过微透镜阵列片数的扩展大幅增加了波分复用的通道数；且波分通道和复用通道所使用的微透镜面型参数一致，因此整个光纤耦合模组的光路简单，对微透镜阵列没有特殊要求，易于制备，成本低。
实施例二：
本发明实施例二提供的波分复用/解复用光纤耦合模组，其结构可以参照实施例一，工作原理与实施例一相同，以下仅描述与实施例一区别特征。
与本实施例一不同之处在于，所述第一微透镜阵列及第二微透镜阵列的材料为玻璃D-ZK3。
与本实施例一不同之处在于，所述第一微透镜阵列及所述第二微透镜阵列包括的单片微透镜阵列的数量为，且单个微透镜的曲率半径为1.87mm，口径为700um，相邻微透镜的间隔为50um。
与本实施例一不同之处在于，所述第一衬底及所述第二衬底的间距为1mm。
与本实施例一不同之处在于，不同规格的滤光片将波长为1525-1580nm范围分成23个波段。
本实施例提供的波分复用/解复用光纤耦合模组，其工作方式如下：
在解复用过程中，复色光从复用光纤输入，经微透镜准直后进入所述第一微透镜阵列，变成19.3℃平行光，平行光由于滤波片的反射作用在所述第一微透镜阵列及所述第二微透镜阵列之间形成来回反射的光路，可以理解，由于所 述滤光片还可对入射的光束进行选择性透射或者反射，部分的光束经若干个所述滤光片透射后入射进入对应的所述微透镜，所述微透镜对入射的光束进行聚焦后耦合人对应的波分光纤。
在复用过程中，各波段的光分别经各自的光纤入射，经相应的微透镜准直后进入所述第一微透镜阵列或所述第二微透镜阵列，以与解复用相反的过程最终全部进入复用光纤。
可以理解，本实施例2提供的波分复用/解复用光纤耦合模组，仅采用12通道微透镜即实现了23波段的波分复用，大幅提升了波分复用/解复用光纤耦合模组的集成度，当外接耦合光纤阵列后，获得的器件体积将显著减小。
此外，本发明提供的波分复用/解复用光纤耦合模组，在不增加单片微透镜阵列通道数的情况下，通过微透镜阵列片数的扩展大幅增加了波分复用的通道数；且波分通道和复用通道所使用的微透镜面型参数一致，因此整个光纤耦合模组的光路简单，对微透镜阵列没有特殊要求，易于制备，成本低。
以上所述仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本发明的保护范围之内。

Claims (7)

  1. 一种波分复用/解复用光纤耦合模组，其特征在于，所述波分复用/解复用光纤耦合模组包括第一微透镜阵列及第二微透镜阵列，所述第一微透镜阵列包括第一衬底及设置于所述第一衬底上的第一微透镜以及与所述第一微透镜并列排列的若干个微透镜，所述第二微透镜阵列包括第二衬底及设置于所述第二衬底上的并列排列的若干个微透镜，所述第一衬底及所述第二衬底相对平行设置，所述第一微透镜阵列上的微透镜及第二微透镜阵列上的微透镜交错设置，且除所述第一衬底相对于所述第一微透镜的位置外，所述第一衬底及所述第二衬底相对于其它若干个微透镜的位置依次对应设置有若干个滤光片。
  2. 根据权利要求1所述的波分复用/解复用光纤耦合模组，其特征在于，所述第一微透镜阵列及第二微透镜阵列的材料为硅或光学玻璃。
  3. 根据权利要求1所述的波分复用/解复用光纤耦合模组，其特征在于，所述第一微透镜阵列包括的微透镜以及所述第二微透镜阵列包括的微透镜的结构为曲面或者非球面。
  4. 根据权利要求1所述的波分复用/解复用光纤耦合模组，其特征在于，所述滤光片可对入射的光束进行选择性透射或者反射。
  5. 根据权利要求4所述的波分复用/解复用光纤耦合模组，其特征在于，复色光经复用光纤入射至所述第一微透镜变成平行光，所述平行光中部分光束经若干个所述滤光片依次反射后，在所述第一微透镜阵列及第二微透镜阵列之间形成往复反射的光路；所述平行光中另一部分光束经若干个所述滤光片透射后入射进入对应的所述微透镜，所述微透镜对入射的光束进行聚焦后耦合入对应的波分光纤。
  6. 根据权利要求4所述的波分复用/解复用光纤耦合模组，其特征在于，不同波长的光经对应的波分光纤入射进入所述第一微透镜阵列或第二微透镜阵列，经所述第一微透镜阵列或第二微透镜阵列中微透镜后形成平行光，所述平 行光经若干个所述滤波片依次反射后，并经的所述第一微透镜或所述第二微透镜耦合至复用光纤中。
  7. 一种包含根据权利要求1所述的波分复用/解复用光纤耦合模组的光学设备。
PCT/CN2018/075938 2018-02-08 2018-02-09 波分复用/解复用光纤耦合模组及其光学设备 WO2019153225A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810128447.5A CN109116474A (zh) 2018-02-08 2018-02-08 波分复用/解复用光纤耦合模组及其光学设备
CN201810128447.5 2018-02-08

Publications (1)

Publication Number Publication Date
WO2019153225A1 true WO2019153225A1 (zh) 2019-08-15

Family

ID=64821785

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/075938 WO2019153225A1 (zh) 2018-02-08 2018-02-09 波分复用/解复用光纤耦合模组及其光学设备

Country Status (2)

Country Link
CN (1) CN109116474A (zh)
WO (1) WO2019153225A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220155240A1 (en) * 2019-03-12 2022-05-19 Hitachi High-Tech Corporation Defect detection device, defect detection method, and defect observation apparatus including defect detection device

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102531857B1 (ko) * 2020-12-09 2023-05-12 엠피닉스 주식회사 일측면 비구면 형상의 마이크로 렌즈 어레이
CN114442232A (zh) * 2022-02-23 2022-05-06 耀芯电子(浙江)有限公司 一种波分复用器

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050141815A1 (en) * 2003-12-30 2005-06-30 Lightwaves 2020, Inc. Miniature WDM add/drop multiplexer and method of manufacture thereof
CN203025381U (zh) * 2013-01-16 2013-06-26 福州高意通讯有限公司 一种wdm模块
CN203799052U (zh) * 2014-03-21 2014-08-27 杰讯光电(福建)有限公司 一种超级小型化cwdm 模组
CN203870287U (zh) * 2014-05-05 2014-10-08 广州隆润光学仪器有限公司 一种多通道紧凑型wdm光学中央处理器
CN105652380A (zh) * 2016-03-10 2016-06-08 苏州伽蓝致远电子科技股份有限公司 基于窄带通滤波的八通道波分复用器
CN206489297U (zh) * 2016-12-20 2017-09-12 上海中科光纤通讯器件有限公司 1×8超小型波分复用器

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201886169U (zh) * 2010-05-11 2011-06-29 武汉奥新科技有限公司 复用/解复用双功能波分复用装置
CN102645705A (zh) * 2011-02-21 2012-08-22 华为技术有限公司 一种波分复用器、光开关装置及光开关控制方法
JP5603847B2 (ja) * 2011-11-02 2014-10-08 Ｎｔｔエレクトロニクス株式会社 マイクロレンズアレイ及び光伝送部品
CN102684794A (zh) * 2012-06-06 2012-09-19 苏州旭创科技有限公司 应用于高速并行长距离传输的新型波分复用解复用光组件
CN103268002A (zh) * 2013-05-30 2013-08-28 青岛海信宽带多媒体技术有限公司 Qsfp光模块
CN203732758U (zh) * 2014-03-17 2014-07-23 苏州旭创科技有限公司 波分复用解复用装置
CN104459884A (zh) * 2014-12-12 2015-03-25 宁波天翔通讯设备有限公司 一种波分复用与解复用器制作方法
CN204462461U (zh) * 2015-02-11 2015-07-08 武汉锐奥特科技有限公司 用于单纤双向的光器件光路结构
CN104880773A (zh) * 2015-05-26 2015-09-02 苏州旭创科技有限公司 波分复用解复用装置及光模块
CN106019486A (zh) * 2016-07-08 2016-10-12 武汉锐奥特科技有限公司 一种波分复用光器件及波分解复用光器件
CN206020721U (zh) * 2016-08-02 2017-03-15 福建中策光电股份公司 一种空气隙型密集波分复用模块

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050141815A1 (en) * 2003-12-30 2005-06-30 Lightwaves 2020, Inc. Miniature WDM add/drop multiplexer and method of manufacture thereof
CN203025381U (zh) * 2013-01-16 2013-06-26 福州高意通讯有限公司 一种wdm模块
CN203799052U (zh) * 2014-03-21 2014-08-27 杰讯光电(福建)有限公司 一种超级小型化cwdm 模组
CN203870287U (zh) * 2014-05-05 2014-10-08 广州隆润光学仪器有限公司 一种多通道紧凑型wdm光学中央处理器
CN105652380A (zh) * 2016-03-10 2016-06-08 苏州伽蓝致远电子科技股份有限公司 基于窄带通滤波的八通道波分复用器
CN206489297U (zh) * 2016-12-20 2017-09-12 上海中科光纤通讯器件有限公司 1×8超小型波分复用器

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220155240A1 (en) * 2019-03-12 2022-05-19 Hitachi High-Tech Corporation Defect detection device, defect detection method, and defect observation apparatus including defect detection device
US11982631B2 (en) * 2019-03-12 2024-05-14 Hitachi High-Tech Corporation Defect detection device, defect detection method, and defect observation apparatus including defect detection device

Also Published As

Publication number Publication date
CN109116474A (zh) 2019-01-01

Similar Documents

Publication Publication Date Title
WO2017067068A1 (zh) 一种基于衍射光栅的波分复用/解复用光收发组件
CN109917516B (zh) 一种紧凑型波分复用器
WO2019153225A1 (zh) 波分复用/解复用光纤耦合模组及其光学设备
JPS60101508A (ja) 双方向接続のための光波長マルチプレクサおよびデマルチプレクサ
US20160191192A1 (en) Assembly of standard dwdm devices for use on free-space multiport dwdm devices
CN111679365B (zh) 一种四通道硅基阵列波导光栅波分复用器
CN106526753A (zh) 一种低损耗型多通道波分复用器
CN205427236U (zh) 平面单片集成波分复用-解复用器
CN212379610U (zh) 一种小型化多通道波分解复用光接收组件
CN203502618U (zh) 多路波分复用器
CN105549155A (zh) 平面单片集成波分复用-解复用器及其实现方法
CN201886169U (zh) 复用/解复用双功能波分复用装置
US20020076151A1 (en) Optical collimator device utilizing an integrated lens/spacer element
CN201708807U (zh) 多通道双功能波分复用光电集成模块
JP2005070189A (ja) 光束多重通信用光リンク及び双方向光通信用光リンク
CN111929769A (zh) 一种结构紧凑的多通道波分复用模块
TWI534490B (zh) 光傳輸裝置及光傳收模組
CN212586586U (zh) 一种基于微透镜的单边阵列式wdm结构
WO2021232494A1 (zh) 一种小型自由空间波分复用器
CN210605101U (zh) 一种基于光波导的多路波分解复用光接收组件
CN106443880B (zh) 一种具有闪耀波导侧壁光栅和亚波长光栅结构的解复用器
CN212586587U (zh) 一种基于微透镜阵列的wdm结构
CN114114548A (zh) 一种小型化多通道波分解复用光接收组件
CN111458803A (zh) 一种稳定可调的cwdm小模块
CN212321900U (zh) 一种结构紧凑的多通道波分复用模块

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18905022

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 17/12/2020)

122 Ep: pct application non-entry in european phase

Ref document number: 18905022

Country of ref document: EP

Kind code of ref document: A1