TWI661239B - Fiber optic module - Google Patents
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- TWI661239B TWI661239B TW107120847A TW107120847A TWI661239B TW I661239 B TWI661239 B TW I661239B TW 107120847 A TW107120847 A TW 107120847A TW 107120847 A TW107120847 A TW 107120847A TW I661239 B TWI661239 B TW I661239B
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Abstract
本發明係關於一光纖模組,包含有:一電路板、一光電元件組、一控制元件組、一本體及一光傳導組。光電元件組、控制元件組及本體配置於電路板,本體的一面凹設有一第一容置槽,另面形成一第二容置槽,光電元件組容置於該第二容置槽,本體於該第一容置槽朝電路板一面凹設有一第一反射部,本體於第二容置槽朝電路板之一面突出形成一透鏡組,本體於一側形成有一光纖導位孔,本體於第二容置槽一側凹設有一第二反射部。光傳導組配置於本體之第一容置槽,光傳導組朝第一反射部之一面形成有一光穿透面,光傳導組於遠離光穿透面之一面形成一全反射面,全反射面用以折射光線至第二反射部或由該第二反射部折射光線至該全反射面。 The invention relates to an optical fiber module, which includes: a circuit board, a photoelectric element group, a control element group, a body, and a light transmission group. The photoelectric element group, the control element group and the body are arranged on the circuit board. One side of the body is concavely provided with a first receiving groove, and the other side forms a second receiving groove. The photoelectric element group is received in the second receiving groove. A first reflecting portion is concavely formed on one side of the first receiving groove toward the circuit board, and a lens group is protruded from the second receiving groove toward one side of the circuit board. An optical fiber guide hole is formed on one side of the body. A second reflecting portion is recessed on one side of the second receiving groove. The light-transmitting group is disposed in the first receiving groove of the body. A light-transmitting surface is formed on one surface of the light-transmitting group toward the first reflection portion, and the light-transmitting group forms a total-reflection surface on the surface away from the light-transmitting surface. It is used to refract light to the second reflection part or to refract light to the total reflection surface.
Description
本發明係應用於光傳遞之技術領域,尤指一種具有分光與聚光功能之光纖模組。 The invention is applied to the technical field of light transmission, in particular to an optical fiber module with a function of splitting and condensing light.
如美國專利US6941047所示之光纖連結器,其係於一玻璃塊一面貼附有複數薄膜濾片(200a-200d),薄膜濾片分別與複數稜鏡(230)相對應,光線經由外部進入玻璃塊後,經由薄膜濾片多次反射後經由稜鏡穿出,但因稜鏡與薄膜濾片間並非緊密貼合,會形成有一間隙,因此光束於傳輸過程中,容易因穿過多重介質而導致能量耗損,另外因為稜鏡的角度為固定的,因此不同波長的光束於穿透稜鏡時其折射量也會不同,如此也增加光束的能量耗損。 The optical fiber connector shown in the US patent US6941047 is a glass block attached with a plurality of thin film filters (200a-200d) on one side. The thin film filters correspond to a plurality of chirps (230), and light enters the glass through the outside. After the block, it is reflected by the thin-film filter after passing through the plutonium. However, because the plutonium and the thin-film filter are not closely adhered, a gap is formed. Therefore, the beam is easy to pass through multiple media during transmission. This results in energy loss, and because the angle of the chirp is fixed, the amount of refraction of beams with different wavelengths when they penetrate the chirp will also be different, which also increases the energy loss of the beam.
本發明者有鑑於前述光纖模組於實際使用上,仍有能量耗損過大之缺失存在,而發明本發明加以改善。 The inventors have taken into account that the aforementioned optical fiber module is actually used in practice, and there is still a lack of excessive energy loss, and the invention improves the invention.
本發明之主要目的係為提供一種具有低耗損能量之光纖模組。 The main object of the present invention is to provide an optical fiber module with low loss energy.
為了可達到前述之發明目的,本發明所運用的技術手段係在於提供一種光纖模組,其係包含有一電路板、一光電元件組、一控制元件組、一本體及一光傳導組。光電元件配置於電路板,控制元件配置於電路 板一面,用以控制光電元件組,本體配置於電路板,且與光電元件組位於相同一面,本體相對於光電元件組一面形成有一第一容置槽,另面形成一第二容置槽,光電元件組容置於第二容置槽,本體於第一容置槽朝電路板一面凹設有一第一反射部,本體於第二容置槽朝電路板之一面突出形成一透鏡組,透鏡組對準於第一反射部,本體於一側形成有一光纖導位孔,本體於光纖導位孔內底面突出形成有一匯聚透鏡,本體於第二容置槽位置且鄰近匯聚透鏡之一側凹設有一第二反射部,且第二反射部形成有一第二反射面,匯聚透鏡對應於該第二反射面,光傳導組配置於本體之第一容置槽,且光傳導組朝第一反射部之一面形成有一光穿透面,而光穿透面對應於本體之第一反射部,且光傳導組於遠離光穿透面之一面形成一全反射面,以供全反射面用以折射光線至第二反射面或由第二反射面折射光線至該全反射面。 In order to achieve the aforementioned object of the present invention, the technical means used in the present invention is to provide an optical fiber module, which includes a circuit board, a photoelectric element group, a control element group, a body and a light transmission group. Photoelectric components are arranged on the circuit board, and control components are arranged on the circuit One side of the board is used to control the photoelectric element group. The body is arranged on the circuit board and is located on the same side as the photoelectric element group. A first receiving groove is formed on the side of the body opposite to the photoelectric element group, and a second receiving groove is formed on the other side. The optoelectronic component group is accommodated in the second accommodating groove. The body is provided with a first reflecting portion recessed from the first accommodating groove toward the circuit board. The body is protruded from the second accommodating groove toward one side of the circuit board to form a lens group. The group is aligned with the first reflecting portion. A fiber guide hole is formed on one side of the body. A convergent lens is formed on the inner bottom surface of the fiber guide hole. The body is concave on the second receiving slot and adjacent to one of the convergent lenses. A second reflecting portion is provided, and the second reflecting portion is formed with a second reflecting surface. The condensing lens corresponds to the second reflecting surface. The light transmitting group is disposed in the first receiving groove of the body, and the light transmitting group reflects toward the first. A light-transmitting surface is formed on one of the surfaces, and the light-transmitting surface corresponds to the first reflecting portion of the body, and the light-transmitting group forms a total-reflecting surface on a surface away from the light-transmitting surface, for the total-reflecting surface to refract. Light to Two light rays refracted by the reflection surface or the reflection surface to the second total reflection surface.
在本發明一實施例中,上述之光纖模組,其中第一反射部形成有複數個第一反射區,各第一反射區於斷面分別形成倒三角形,各第一反射區於一面分別形成有一第一反射面。 In an embodiment of the present invention, in the above-mentioned optical fiber module, the first reflection part is formed with a plurality of first reflection areas, each first reflection area is formed into an inverted triangle on a cross section, and each first reflection area is formed on one side respectively. There is a first reflecting surface.
在本發明一實施例中,上述之光纖模組,其中第二反射部之第二反射面呈傾斜狀。 In an embodiment of the present invention, in the aforementioned optical fiber module, the second reflecting surface of the second reflecting portion is inclined.
在本發明一實施例中,上述之光纖模組,其中光傳導組更包含有複數個光傳導件。 In an embodiment of the present invention, in the aforementioned optical fiber module, the light transmission group further includes a plurality of light transmission members.
在本發明一實施例中,上述之光纖模組,其中各光傳導件之穿透面可供不同波長之光線穿透。 In an embodiment of the present invention, in the above-mentioned optical fiber module, the light-transmitting surfaces of the light-conducting members can penetrate light with different wavelengths.
在本發明一實施例中,上述之創作名稱,其中光傳導件 為濾波片。 In an embodiment of the present invention, the above creation name, wherein the light transmitting member Is a filter.
在本發明一實施例中,上述之光纖模組,其中光電元件組更包含複數個光電元件。 In an embodiment of the present invention, in the aforementioned optical fiber module, the photoelectric element group further includes a plurality of photoelectric elements.
在本發明一實施例中,上述之光纖模組,其中光電元件分別為一發光元件。 In an embodiment of the present invention, in the above-mentioned optical fiber module, the photoelectric element is a light-emitting element, respectively.
在本發明一實施例中,上述之光纖模組,其中發光元件為一邊射型雷射元件或一面射型雷射元件。 In an embodiment of the present invention, in the above-mentioned optical fiber module, the light emitting element is a side-emitting laser element or a side-emitting laser element.
在本發明一實施例中,上述之光纖模組,其中光電元件為一光偵測元件。 In an embodiment of the present invention, in the aforementioned optical fiber module, the photoelectric element is a light detection element.
1‧‧‧光纖模組 1‧‧‧fiber optic module
10‧‧‧電路板 10‧‧‧Circuit Board
20‧‧‧控制元件組 20‧‧‧Control element group
201~204‧‧‧控制元件 201 ~ 204‧‧‧Control element
30‧‧‧光電元件組 30‧‧‧Photoelectric element group
301~304‧‧‧光電元件 301 ~ 304‧‧‧Photoelectric element
40‧‧‧本體 40‧‧‧ Ontology
41‧‧‧第一容置槽 41‧‧‧First receiving slot
42‧‧‧第二容置槽 42‧‧‧Second accommodation slot
43‧‧‧第一反射部 43‧‧‧First reflection section
431~434‧‧‧第一反射區 431 ~ 434‧‧‧The first reflection area
441~444‧‧‧第一反射面 441 ~ 444‧‧‧First reflecting surface
45‧‧‧透鏡組 45‧‧‧ lens group
451~454‧‧‧透鏡 451 ~ 454‧‧‧lens
46‧‧‧光纖導位孔 46‧‧‧ fiber guide hole
47‧‧‧匯聚透鏡 47‧‧‧Converging lens
48‧‧‧第二反射部 48‧‧‧Second reflection section
481‧‧‧第二反射面 481‧‧‧Second reflective surface
50‧‧‧光傳導組 50‧‧‧light transmission group
501~505‧‧‧光傳導件 501 ~ 505‧‧‧Light Conductor
511~515‧‧‧穿透面 511 ~ 515‧‧‧ penetration surface
521~525‧‧‧全反射面 521 ~ 525‧‧‧ Total reflection surface
60‧‧‧光纖 60‧‧‧optical fiber
L,L’‧‧‧聚合光線 L, L’ ‧‧‧ condensed light
L1~L4,L1’~L4’‧‧‧不同波長光線 L1 ~ L4, L1 ’~ L4’‧‧‧‧different wavelength light
第1圖係本發明之光纖模組立體分解外觀示意圖。 FIG. 1 is a schematic three-dimensional exploded appearance diagram of the optical fiber module of the present invention.
第2圖係本發明之光纖模組立體剖面示意圖。 Fig. 2 is a schematic three-dimensional sectional view of the optical fiber module of the present invention.
第3圖係本發明之光纖模組剖面分解示意圖。 FIG. 3 is an exploded schematic cross-sectional view of the optical fiber module of the present invention.
第4圖係本發明之光纖模組第一使用狀態之光路圖。 FIG. 4 is a light path diagram of the first use state of the optical fiber module of the present invention.
第5圖係本發明之光纖模組第二使用狀態之光路圖。 Fig. 5 is a light path diagram of the second use state of the optical fiber module of the present invention.
請參考第1圖至第3圖所示,本發明之光纖模組1的第一實施方式,其係包含:一電路板10、一控制元件組20、一光電元件組30、一本體40及一光傳導組50。 Please refer to FIG. 1 to FIG. 3, the first embodiment of the optical fiber module 1 of the present invention includes a circuit board 10, a control element group 20, a photoelectric element group 30, a body 40 and One light transmission group 50.
電路板設有一控制元件組20與一光電元件組30,控制元件組20用來控制光電元件組30,於本實施例中控制元件組20具有4個控制元件201~204,光電元件組30為4個光發射器301~3 04,光發射器301~304可為雷射光、發光二極體等但不限於此,光電元件301~304可提供不同波長之光線L1~L4。 The circuit board is provided with a control element group 20 and a photoelectric element group 30. The control element group 20 is used to control the photoelectric element group 30. In this embodiment, the control element group 20 has four control elements 201 to 204. The photoelectric element group 30 is 4 light emitters 301 ~ 3 04. The light emitters 301 to 304 can be laser light, light emitting diodes, etc., but are not limited thereto. The photoelectric elements 301 to 304 can provide light L1 to L4 with different wavelengths.
本體40配置於電路板10,且與光電元件組30位於相同之一面,於本實施例中,本體40相對光電元件組30一面形成有一第一容置槽41,另面形成有一第二容置槽42,且光電元件組30及控制元件組20容置於第二容置槽42內,本體40於第一容置槽41朝電路板10之面凹設有一第一反射部43,如圖面所示第一反射部43形成有4個第一反射區431~434,各第一反射區431~434於斷面分別形成倒三角形,各第一反射區431~434於一面分別形成有一第一反射面441~444,且各第一反射面441~444分別對應光電元件301~304;本體40於第二容置槽42朝電路板10之一面突出形成一透鏡組45,於本實施例中,透鏡組45包含有透鏡451~4544,各透鏡451~454分別與相對之第一反射面441~444相對準,各透鏡451~454可為準直透鏡,本體40於一側形成有一光纖導位孔46,光纖導位孔46可供一外部光纖60穿設,本體40於光纖導位孔46內底面突出形成有一匯聚透鏡47,本體40於第二容置槽42位置且鄰近匯聚透鏡47之一側凹設有一第二反射部48,第二反射部48朝第一容置槽41方向形成有一呈傾斜狀之第二反射面481。 The main body 40 is disposed on the circuit board 10 and is located on the same side as the photoelectric element group 30. In this embodiment, the main body 40 is formed with a first receiving groove 41 on one side opposite to the photoelectric element group 30 and a second receiving groove is formed on the other side. The grooves 42 and the photoelectric element group 30 and the control element group 20 are accommodated in the second accommodating groove 42. The body 40 has a first reflecting portion 43 recessed from the surface of the first accommodating groove 41 toward the circuit board 10, as shown in the figure. The first reflecting portion 43 shown in the plane is formed with four first reflecting regions 431 to 434. Each of the first reflecting regions 431 to 434 forms an inverted triangle on the cross section, and each of the first reflecting regions 431 to 434 has a first reflecting region on one side. A reflecting surface 441 to 444, and each of the first reflecting surfaces 441 to 444 respectively corresponds to the photoelectric elements 301 to 304; the body 40 is protruded from the second receiving groove 42 toward one surface of the circuit board 10 to form a lens group 45. In this embodiment, In the lens group 45, lenses 451 to 4544 are included. Each of the lenses 451 to 454 is aligned with the opposite first reflecting surface 441 to 444. Each of the lenses 451 to 454 can be a collimating lens. The body 40 has an optical fiber formed on one side. Guide hole 46, fiber guide hole 46 can be passed through an external optical fiber 60, the body 40 is inside the fiber guide hole 46 A converging lens 47 is formed protruding from the bottom surface. A second reflecting portion 48 is recessed from the main body 40 at the position of the second receiving groove 42 and adjacent to one of the converging lenses 47. The second reflecting portion 48 is formed toward the first receiving groove 41. The second reflecting surface 481 is inclined.
光傳導組50配置於本體之第一容置槽41,光傳導組50包含有複數個光傳導件,於本實施例中,光傳導組50包含有5個光傳導件501~505,光傳導件501~505朝光電元件組30之一面分別形成有一穿透面511~515,穿透面511~514可過濾不同波 長之光線,使特定波長之光線進入或穿出,光傳導件501~505異於穿透面511~515之一面形成有一全反射面521~525,全反射面521~525用以反射進入光傳導50內部之光線,其中光傳導件501~505為一濾波片。 The light-transmitting group 50 is disposed in the first receiving slot 41 of the body. The light-transmitting group 50 includes a plurality of light-transmitting members. In this embodiment, the light-transmitting group 50 includes five light-transmitting members 501 to 505. Pieces 501 to 505 are respectively formed with a penetrating surface 511 to 515 toward one side of the photovoltaic element group 30, and the penetrating surfaces 511 to 514 can filter different waves Long light, which allows light of a specific wavelength to enter or exit. The light-conducting members 501 to 505 are different from the transmissive surfaces 511 to 515. A total reflection surface 521 to 525 is formed, and the total reflection surfaces 521 to 525 are used to reflect the incoming light. Conducts the light inside 50, wherein the light-conducting members 501-505 are a filter.
當光線傳導時,如第4圖所示,具不同波長之光線L1~L4由不同光電元件301~304射出,由準直透鏡451~454準直後經由各第一反射區431~434之第一反射面441~444折射後進入光傳導件501~505內部,光線L1~L4分別進入光傳導件501~504內部後經由全反射面521~525反射後,不同波長光線L1~L4由光傳導件505穿出後形成一聚合光線L,聚合光線L經第二反射部48之第二反射面481折射後由匯聚透鏡47準直後穿過光纖導位孔46進入光纖60。 When light is transmitted, as shown in FIG. 4, light rays L1 to L4 with different wavelengths are emitted by different photoelectric elements 301 to 304, collimated by collimating lenses 451 to 454, and then passing through the first of each of the first reflection regions 431 to 434. The reflecting surfaces 441 to 444 are refracted and enter the inside of the light conducting members 501 to 505. The light rays L1 to L4 enter the inside of the light conducting members 501 to 504 and are reflected by the total reflection surfaces 521 to 525. The light rays L1 to L4 of different wavelengths are transmitted by the light conducting members. 505 forms a convergent light L after passing through, the refracted light L is refracted by the second reflecting surface 481 of the second reflecting portion 48, collimated by the converging lens 47, and then passed through the optical fiber guide hole 46 into the optical fiber 60.
請參考第5圖所示,本發明之光纖模組1的之另一實施方式,其中大部份的結構與第一實施例相似,且第二實施例延用第一實施例相同之元件名稱及標號。差別僅在光電元件組30為光偵檢器,各光偵檢器301~304用來檢測經由各光傳導件501~504所輸出光線之強度。 Please refer to FIG. 5, another embodiment of the optical fiber module 1 of the present invention. Most of the structures are similar to the first embodiment, and the second embodiment uses the same component names as the first embodiment. And labels. The only difference is that the photoelectric element group 30 is a light detector, and each of the light detectors 301 to 304 is used to detect the intensity of light output through each of the light transmitting members 501 to 504.
當光傳導時,光線L’由光纖60射出穿過匯聚透鏡47後經由第二反射部48之第二反射面481折射後經由光傳導件505進入光傳導組50,光線L’在光傳導組50內部經光傳導件505~501之全反射面525~521反射後,聚合光線L’中不同波長之光線L1’~L4’分別穿出穿透面514~11,光線L1’~L4’經由透鏡454~4 51匯聚後分別照射在光電元件304~301,藉此可檢測不同波長光線L1’~L4’之強度。 When the light is transmitted, the light L ′ is emitted by the optical fiber 60 through the convergent lens 47 and refracted by the second reflection surface 481 of the second reflection portion 48, and then enters the light transmission group 50 through the light transmission member 505. After the inside of 50 is reflected by the total reflection surfaces 525 to 521 of the light-conducting members 505 to 501, the light rays L1 'to L4' of different wavelengths in the aggregated light L 'pass through the penetration surfaces 514 to 11, respectively, and the light rays L1' to L4 'pass Lens 454 ~ 4 After 51 convergence, they are respectively irradiated on the photoelectric elements 304-301, so that the intensity of light with different wavelengths L1 '~ L4' can be detected.
本發明已藉由上述之實施例及變化例而描述,本發明之所有實施例及變化例僅為例示性,基於本發明實質精神及範圍,而包含上述特徵之創作名稱之各種變化均為本發明所涵蓋。 The present invention has been described by the above-mentioned embodiments and variations. All the embodiments and variations of the present invention are merely exemplary. Based on the essential spirit and scope of the present invention, the various variations of the creative name including the above features are the present. Covered by invention.
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Citations (3)
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US6941047B2 (en) * | 2000-11-01 | 2005-09-06 | Intel Corporation | System and method for collimating and redirecting beams in a fiber optic system |
TW201447410A (en) * | 2013-06-14 | 2014-12-16 | Hon Hai Prec Ind Co Ltd | Optical fiber coupling connector |
JP2018085397A (en) * | 2016-11-22 | 2018-05-31 | 株式会社フジクラ | Optical module |
-
2018
- 2018-06-15 TW TW107120847A patent/TWI661239B/en not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6941047B2 (en) * | 2000-11-01 | 2005-09-06 | Intel Corporation | System and method for collimating and redirecting beams in a fiber optic system |
TW201447410A (en) * | 2013-06-14 | 2014-12-16 | Hon Hai Prec Ind Co Ltd | Optical fiber coupling connector |
JP2018085397A (en) * | 2016-11-22 | 2018-05-31 | 株式会社フジクラ | Optical module |
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