TWI404987B - Manufacturing method and structure of optical communication module - Google Patents
Manufacturing method and structure of optical communication module Download PDFInfo
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- TWI404987B TWI404987B TW98145697A TW98145697A TWI404987B TW I404987 B TWI404987 B TW I404987B TW 98145697 A TW98145697 A TW 98145697A TW 98145697 A TW98145697 A TW 98145697A TW I404987 B TWI404987 B TW I404987B
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Description
本發明係有關於一種直接將光纖固定於檢光器上之光通訊模組之製作方法及其結構。The invention relates to a method for fabricating an optical communication module for directly fixing an optical fiber to a photodetector and a structure thereof.
習知使用光學平台之光通訊模組主要是在光學平台上進行光纖與檢光器(Photo-Detector)之主動對位或被動對位，並於對位完成後以膠體固定光纖，惟習知在光學平台上進行主動對位或被動對位係會使得組裝時間及組裝成本增加，且習知膠體在固化過程中其材料收縮特性亦會導致已對位完成之光纖位置產生偏移，造成檢光器之檢光效率大幅降低。It is known that the optical communication module using the optical platform mainly performs active alignment or passive alignment of the optical fiber and the photo-detector on the optical platform, and fixes the optical fiber by colloid after the alignment is completed, but the conventional knowledge is known. Active alignment or passive alignment on the optical platform will increase the assembly time and assembly cost, and the material shrinkage characteristics of the colloid during the curing process will also cause the position of the fiber position that has been aligned to shift, resulting in inspection. The light detection efficiency of the optical device is greatly reduced.
本發明之主要目的係在於提供一種光通訊模組之製作方法，其包含提供一光學平台，該光學平台係具有一表面、至少一凹設於該表面之檢光器容置槽及至少一凹設於該表面之溝槽；提供至少一檢光組件，該檢光組件係包含有一電性轉接板、一固定於該電性轉接板上之檢光器以及一光纖，該檢光器係具有一光接收面，該光纖係具有一第一端部及一相對於該第一端部之第二端部，且該光纖之該第一端部係固定於該檢光器之該光接收面；以及將該檢光組件固定於該光學平台上，其中該電性轉接板係固定於該檢光器容置槽，而該光纖之該第二端部係固定於該光學平台之該溝槽，本發明係將該光纖之該第一端部直接固定於該檢光器之該光接收面，因此，可無須在該光學平台上進行對位程序，以簡化光通訊模組之組裝程序及節省組裝時間，此外，當以一膠體將該光纖之該第二端部固定於該光學平台之該溝槽時，由於該光纖之該第一端部已固定於該檢光器之該光接收面，因此，該膠體固化時之收縮特性係無法造成該光纖位置產生偏移，功效上可提高檢光器之檢光效率。
本發明之另一目的係在於提供一種光通訊模組結構，其至少包含一光學平台以及至少一檢光組件，該光學平台係具有一表面、至少一凹設於該表面之檢光器容置槽以及至少一凹設於該表面之溝槽，該檢光組件係固定於該光學平台上，且該檢光組件係包含有一固定於該檢光器容置槽之電性轉接板、一固定於該電性轉接板上之檢光器以及一光纖，該檢光器係具有一光接收面，該光纖係具有一第一端部及一相對於該第一端部之第二端部，該光纖之該第一端部係固定於該檢光器之該光接收面，而該光纖之該第二端部係固定於該光學平台之該溝槽。The main object of the present invention is to provide a method for fabricating an optical communication module, which includes providing an optical platform having a surface, at least one photodetector receiving groove recessed in the surface, and at least one concave surface. a trench disposed on the surface; providing at least one light detecting component, the light detecting component comprising an electrical adapter plate, a photodetector fixed to the electrical transfer plate, and an optical fiber, the optical detector The optical fiber has a first end portion and a second end portion opposite to the first end portion, and the first end portion of the optical fiber is fixed to the light of the photodetector a receiving surface; and fixing the light detecting component to the optical platform, wherein the electrical adapter plate is fixed to the light detector receiving groove, and the second end of the optical fiber is fixed to the optical platform In the present invention, the first end of the optical fiber is directly fixed to the light receiving surface of the optical detector, so that it is not necessary to perform an alignment procedure on the optical platform to simplify the optical communication module. Assembly process and save assembly time, in addition, when using a colloid When the second end of the optical fiber is fixed to the groove of the optical platform, since the first end of the optical fiber is fixed to the light receiving surface of the optical detector, the shrinkage characteristic of the colloid is cured. It is impossible to cause the position of the fiber to be offset, and the efficiency of the photodetector can be improved.
Another object of the present invention is to provide an optical communication module structure including at least an optical platform and at least one light detecting component, the optical platform having a surface and at least one photoreceiver recessed on the surface The light-receiving component is fixed on the optical platform, and the light-detecting component comprises an electrical adapter plate fixed to the light-receiving receiving cavity of the optical detector. a photodetector fixed to the electrical interposer and an optical fiber, the optical detector having a light receiving surface, the optical fiber having a first end and a second end opposite to the first end The first end of the optical fiber is fixed to the light receiving surface of the optical detector, and the second end of the optical fiber is fixed to the groove of the optical platform.
請參閱第1及2A至2C圖，其係本發明之一較佳實施例，一種光通訊模組之製作方法，其步驟係詳述如下：首先，請參閱第1圖之步驟(a)及第2A圖，提供一光學平台10，該光學平台10係具有一表面10a、至少一凹設於該表面10a之檢光器容置槽11以及至少一凹設於該表面10a之溝槽12，在本實施例中，該檢光器容置槽11係具有一深度D，而該溝槽12係連通該檢光器容置槽11；接著，請參閱第1圖之步驟(b)及第2B圖，提供至少一檢光組件20，該檢光組件20係包含有一電性轉接板21、一固定於該電性轉接板21上之檢光器22以及一光纖23，該電性轉接板21係具有一高度H，在本實施例中，該電性轉接板21之該高度H係大於該檢光器容置槽11之該深度D，該檢光器22係電性連接該電性轉接板21，且該檢光器22係具有一光接收面22a，該光纖23係具有一第一端部231及一相對於該第一端部231之第二端部232，該光纖23之該第一端部231係固定於該檢光器22之該光接收面22a，在本實施例中，該光纖23係為多模光纖，且該光纖23之該第一端部231係具有一端面231a，較佳地，該端面231a係平貼於該檢光器22之該光接收面22a，此外，在本實施例中，該光纖23之該第一端部231係以一膠體30固定於該檢光器22之該光接收面22a，較佳地，該膠體30係包覆該檢光器22，以增加該光纖23與該檢光器22之接合強度；最後，請參閱第1圖之步驟(c)、第2C及3圖，將該檢光組件20固定於該光學平台10上，其中該電性轉接板21係固定於該檢光器容置槽11，而該光纖23之該第二端部232係固定於該光學平台10之該溝槽12，本發明係將該光纖23之該第一端部231直接固定於該檢光器22之該光接收面22a，因此，可無須在該光學平台10上進行對位程序，以簡化光通訊模組之組裝程序及節省組裝時間，此外，當以一膠體將該光纖23之該第二端部232固定於該光學平台10之該溝槽12時，由於該光纖23之該第一端部231已固定於該檢光器22之該光接收面22a，因此，該膠體固化時之收縮特性係無法造成該光纖23位置產生偏移，功效上可提高該檢光器22之檢光效率。
請參閱第4圖，其係利用本發明之光通訊模組實現雙頻光收發器(Duplexer)之結構示意圖，在本實施例中，該光學平台另具有一第一光纖固定槽13、一位於該第一光纖固定槽13與該溝槽12之間的濾光片固定槽14及一第二光纖固定槽15，其中該濾光片固定槽14係連通該溝槽12、該第一光纖固定槽13及該第二光纖固定槽15，此外，為實現雙頻光路傳輸，需另包含設置一濾光片40於該光學平台10之該濾光片固定槽14、設置一第一光纖50於該光學平台10之該第一光纖固定槽13、設置一第二光纖60於該光學平台10之該第二光纖固定槽15及設置一發光器70於該第二光纖60之一端，請參閱第5圖，該發光器70所發出之光(1310nm)係會先進入該第二光纖60，並經由該濾光片40反射而進入該第一光纖50，再藉由該第一光纖50上傳出去，另外，經由該第一光纖50下載之光(1550nm)係會穿透該濾光片40而進入該光纖23之該第二端部232，並經由該光纖23之該第一端部231到達該檢光器22之該光接收面22a，如此，即完成雙頻光路傳輸，此外，在本實施例中，該第一光纖50及該第二光纖60係為透鏡光纖，以提高光耦合效率。
請再參閱第2C及3圖，其係利用本發明之製作方法所製得之光通訊模組結構係至少包含有一光學平台10以及至少一檢光組件20，該光學平台10係具有一表面10a、至少一凹設於該表面10a之檢光器容置槽11以及至少一凹設於該表面10a之溝槽12，在本實施例中，該檢光器容置槽11係具有一深度D，而該溝槽12係連通該檢光器容置槽11，該檢光組件20係固定於該光學平台10上，且該檢光組件20係包含有一固定於該檢光器容置槽11之電性轉接板21、一固定於該電性轉接板21上之檢光器22以及一光纖23，該電性轉接板21係具有一高度H，在本實施例中，該電性轉接板21之該高度H係大於該檢光器容置槽11之該深度D，該檢光器22係電性連接該電性轉接板21，且該檢光器22係具有一光接收面22a，該光纖23係具有一第一端部231及一相對於該第一端部231之第二端部232，該光纖23之該第一端部231係固定於該檢光器22之該光接收面22a，而該光纖23之該第二端部232係固定於該光學平台10之該溝槽12，在本實施例中，該光纖23係為多模光纖，且該光纖23之該第一端部231係具有一端面231a，較佳地，該端面231a係平貼於該檢光器22之該光接收面22a，此外，在本實施例中，該光通訊模組結構另包含有一膠體30，該膠體30係固定該光纖23之該第一端部231於該檢光器22之該光接收面22a，較佳地，該膠體30係包覆該檢光器22，以增加該光纖23與該檢光器22之接合強度。
本發明之保護範圍當視後附之申請專利範圍所界定者為準，任何熟知此項技藝者，在不脫離本發明之精神和範圍內所作之任何變化與修改，均屬於本發明之保護範圍。Please refer to FIGS. 1 and 2A to 2C, which are a preferred embodiment of the present invention, and a method for fabricating an optical communication module, the steps of which are detailed as follows: First, please refer to step (a) of FIG. 1 and FIG. 2A is an optical table 10 having a surface 10a, at least one detector receiving groove 11 recessed in the surface 10a, and at least one groove 12 recessed in the surface 10a. In this embodiment, the photoreceiver accommodating groove 11 has a depth D, and the groove 12 is connected to the illuminator accommodating groove 11; then, refer to step (b) and 2B, at least one light detecting component 20 is provided. The light detecting component 20 includes an electrical adapter plate 21, a photodetector 22 fixed to the electrical interposer 21, and an optical fiber 23. The adapter plate 21 has a height H. In this embodiment, the height H of the electrical adapter plate 21 is greater than the depth D of the photodetector receiving slot 11, and the photodetector 22 is electrically Connecting the electrical adapter plate 21, the optical detector 22 has a light receiving surface 22a having a first end portion 231 and a second end opposite to the first end portion 231. The first end portion 231 of the optical fiber 23 is fixed to the light receiving surface 22a of the optical detector 22. In the embodiment, the optical fiber 23 is a multimode optical fiber, and the optical fiber 23 is The end portion 231 has an end surface 231a. Preferably, the end surface 231a is flatly attached to the light receiving surface 22a of the photodetector 22. Further, in the embodiment, the first end portion of the optical fiber 23 The 231 is fixed to the light receiving surface 22a of the photodetector 22 by a colloid 30. Preferably, the colloid 30 covers the photodetector 22 to increase the bonding strength between the optical fiber 23 and the photodetector 22. Finally, referring to steps (c) and 2C and 3 of FIG. 1 , the light detecting component 20 is fixed on the optical table 10 , wherein the electrical adapter plate 21 is fixed to the optical detector. The groove 11 is fixed, and the second end 232 of the optical fiber 23 is fixed to the groove 12 of the optical table 10. In the present invention, the first end 231 of the optical fiber 23 is directly fixed to the photodetector 22 . The light receiving surface 22a can be used without aligning the optical platform 10 to simplify the assembly process of the optical communication module and save assembly time. When the second end portion 232 of the optical fiber 23 is fixed to the groove 12 of the optical table 10, the first end portion 231 of the optical fiber 23 is fixed to the light receiving surface of the optical detector 22. 22a, therefore, the shrinkage characteristics of the colloid when it is cured cannot cause the position of the optical fiber 23 to shift, and the efficiency of the photodetector 22 can be improved in efficiency.
Referring to FIG. 4, a schematic diagram of a dual-band optical transceiver (Duplexer) is implemented by using the optical communication module of the present invention. In this embodiment, the optical platform further has a first optical fiber fixing slot 13 and a a filter fixing groove 14 and a second fiber fixing groove 15 between the first fiber fixing groove 13 and the groove 12, wherein the filter fixing groove 14 communicates with the groove 12, and the first fiber is fixed. The slot 13 and the second fiber fixing slot 15 are further provided with a filter 40 disposed on the filter fixing slot 14 of the optical platform 10 and a first optical fiber 50. The first fiber fixing groove 13 of the optical table 10, the second fiber 60 is disposed on the second fiber fixing groove 15 of the optical table 10, and an illuminator 70 is disposed at one end of the second fiber 60. 5, the light emitted by the illuminator 70 (1310 nm) first enters the second optical fiber 60, is reflected by the filter 40, enters the first optical fiber 50, and is uploaded by the first optical fiber 50. In addition, the light (1550 nm) downloaded through the first optical fiber 50 penetrates the filter 40. Entering the second end portion 232 of the optical fiber 23 and reaching the light receiving surface 22a of the optical detector 22 via the first end portion 231 of the optical fiber 23, thus completing the dual-frequency optical path transmission, and further, In an embodiment, the first optical fiber 50 and the second optical fiber 60 are lens fibers to improve optical coupling efficiency.
Referring to FIGS. 2C and 3, the optical communication module structure obtained by the manufacturing method of the present invention comprises at least an optical table 10 and at least one light detecting component 20 having a surface 10a. The photodetector receiving groove 11 recessed in the surface 10a and the at least one groove 12 recessed in the surface 10a. In the embodiment, the photodetector receiving groove 11 has a depth D. The illuminating unit 20 is fixed to the illuminating unit 10 and the illuminating unit 20 is fixed to the illuminating unit 11 . An electrical adapter board 21, a photodetector 22 fixed to the electrical interposer 21, and an optical fiber 23 having a height H. In this embodiment, the electric The height H of the Adapter Plate 21 is greater than the depth D of the illuminator receiving slot 11, the illuminator 22 is electrically connected to the electrical adapter plate 21, and the illuminator 22 has a The light receiving surface 22a has a first end portion 231 and a second end portion 232 opposite to the first end portion 231. The first end portion 231 of the optical fiber 23 The optical receiving surface 22a is fixed to the light receiving surface 22a of the optical detector 22, and the second end portion 232 of the optical fiber 23 is fixed to the groove 12 of the optical table 10. In this embodiment, the optical fiber 23 is The first end portion 231 of the optical fiber 23 has an end surface 231a. Preferably, the end surface 231a is flatly attached to the light receiving surface 22a of the photodetector 22. Further, in this embodiment The optical communication module structure further includes a colloid 30 for fixing the first end portion 231 of the optical fiber 23 to the light receiving surface 22a of the optical detector 22. Preferably, the colloid 30 is The photodetector 22 is coated to increase the bonding strength between the optical fiber 23 and the photodetector 22.
The scope of the present invention is defined by the scope of the appended claims, and any changes and modifications made by those skilled in the art without departing from the spirit and scope of the invention are within the scope of the present invention. .
10‧‧‧光學平台
10a‧‧‧表面
11‧‧‧檢光器容置槽
12‧‧‧溝槽
13‧‧‧第一光纖固定槽
14‧‧‧濾光片固定槽
15‧‧‧第二光纖固定槽
20‧‧‧檢光組件
21‧‧‧電性轉接板
22‧‧‧檢光器
22a‧‧‧光接收面
23‧‧‧光纖
231‧‧‧第一端部
231a‧‧‧端面
232‧‧‧第二端部
30‧‧‧膠體
40‧‧‧濾光片
50‧‧‧第一光纖
60‧‧‧第二光纖
70‧‧‧發光器
(a)‧‧‧提供一光學平台，該光學平台係具有一表面、至少一凹設於該表面之檢光器容置槽及至少一凹設於該表面之溝槽
(b)‧‧‧提供至少一檢光組件，該檢光組件係包含有一電性轉接板、一固定於該電性轉接板上之檢光器以及一光纖，該檢光器係具有一光接收面，該光纖係具有一第一端部及一相對於該第一端部之第二端部，且該光纖之該第一端部係固定於該檢光器之該光接收面
(c)‧‧‧將該檢光組件固定於該光學平台上，其中該電性轉接板係固定於該檢光器容置槽，而該光纖之該第二端部係固定於該光學平台之該溝槽10‧‧‧ Optical platform
10a‧‧‧ surface
11‧‧‧Detector accommodating slot
12‧‧‧ trench
13‧‧‧First fiber fixing slot
14‧‧‧Filter fixing slot
15‧‧‧Second fiber fixing slot
20‧‧‧Lighting components
21‧‧‧Electrical adapter plate
22‧‧‧ Detector
22a‧‧‧Light receiving surface
23‧‧‧ fiber optic
231‧‧‧ first end
231a‧‧‧ end face
232‧‧‧second end
30‧‧‧colloid
40‧‧‧Filter
50‧‧‧First fiber
60‧‧‧second fiber
70‧‧‧ illuminator
(a) ‧ ‧ provides an optical table having a surface, at least one photoreceiver recess recessed in the surface, and at least one recess recessed in the surface
(b) ‧ ‧ providing at least one light detecting component, the light detecting component comprising an electrical adapter plate, a light detector fixed to the electrical transfer plate, and an optical fiber, the light detector having a light receiving surface, the optical fiber has a first end portion and a second end portion opposite to the first end portion, and the first end portion of the optical fiber is fixed to the light receiving surface of the photodetector
(c) ‧ ‧ affixing the light detecting component to the optical table, wherein the electrical adapter plate is fixed to the illuminator receiving groove, and the second end of the optical fiber is fixed to the optical The groove of the platform
第1圖：依據本發明之一較佳實施例，一種光通訊模組之製作方法流程圖。
第2A至2C圖：該光通訊模組之製作方法示意圖。
第3圖：該光通訊模組之上視圖。
第4圖：依據本發明之一較佳實施例，一種雙頻光收發器(Duplexer)之結構示意圖。
第5圖：該雙頻光收發器(Duplexer)之光路圖。1 is a flow chart of a method for fabricating an optical communication module according to a preferred embodiment of the present invention.
2A to 2C: Schematic diagram of the manufacturing method of the optical communication module.
Figure 3: Top view of the optical communication module.
Figure 4 is a block diagram showing the structure of a dual-band optical transceiver (Duplexer) in accordance with a preferred embodiment of the present invention.
Figure 5: Optical path diagram of the dual-band optical transceiver (Duplexer).
10‧‧‧光學平台10‧‧‧ Optical platform
10a‧‧‧表面10a‧‧‧ surface
11‧‧‧檢光器容置槽11‧‧‧Detector accommodating slot
12‧‧‧溝槽12‧‧‧ trench
20‧‧‧檢光組件20‧‧‧Lighting components
21‧‧‧電性轉接板21‧‧‧Electrical adapter plate
22‧‧‧檢光器22‧‧‧ Detector
22a‧‧‧光接收面22a‧‧‧Light receiving surface
23‧‧‧光纖23‧‧‧ fiber optic
231‧‧‧第一端部231‧‧‧ first end
231a‧‧‧端面231a‧‧‧ end face
232‧‧‧第二端部232‧‧‧second end
30‧‧‧膠體30‧‧‧colloid
Claims (26)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW98145697A TWI404987B (en) | 2009-12-30 | 2009-12-30 | Manufacturing method and structure of optical communication module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW98145697A TWI404987B (en) | 2009-12-30 | 2009-12-30 | Manufacturing method and structure of optical communication module |
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| Publication Number | Publication Date |
|---|---|
| TW201122595A TW201122595A (en) | 2011-07-01 |
| TWI404987B true TWI404987B (en) | 2013-08-11 |
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| TW98145697A TWI404987B (en) | 2009-12-30 | 2009-12-30 | Manufacturing method and structure of optical communication module |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060239605A1 (en) * | 2005-02-16 | 2006-10-26 | Applied Materials, Inc. | Optical coupling to IC chip |
| TWM336443U (en) * | 2008-01-15 | 2008-07-11 | Universal Microelectronics Co Ltd | WDM optical transceiver |
| TW200839333A (en) * | 2007-03-23 | 2008-10-01 | Global Fiberoptics Inc | Compact high-resolution tunable optical filter apparatus |
-
2009
- 2009-12-30 TW TW98145697A patent/TWI404987B/en not_active IP Right Cessation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060239605A1 (en) * | 2005-02-16 | 2006-10-26 | Applied Materials, Inc. | Optical coupling to IC chip |
| TW200839333A (en) * | 2007-03-23 | 2008-10-01 | Global Fiberoptics Inc | Compact high-resolution tunable optical filter apparatus |
| TWM336443U (en) * | 2008-01-15 | 2008-07-11 | Universal Microelectronics Co Ltd | WDM optical transceiver |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201122595A (en) | 2011-07-01 |
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