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WO2018180786A1 - Composant optique et connecteur optique et module optique les comprenant - Google Patents

Composant optique et connecteur optique et module optique les comprenant Download PDF

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Publication number
WO2018180786A1
WO2018180786A1 PCT/JP2018/011066 JP2018011066W WO2018180786A1 WO 2018180786 A1 WO2018180786 A1 WO 2018180786A1 JP 2018011066 W JP2018011066 W JP 2018011066W WO 2018180786 A1 WO2018180786 A1 WO 2018180786A1
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WO
WIPO (PCT)
Prior art keywords
lens
optical
optical component
substrate
circuit board
Prior art date
Application number
PCT/JP2018/011066
Other languages
English (en)
Japanese (ja)
Inventor
覚詞 淺井
松原　孝宏
Original Assignee
京セラ株式会社
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 京セラ株式会社 filed Critical 京セラ株式会社
Publication of WO2018180786A1 publication Critical patent/WO2018180786A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/022—Mountings; Housings
    • H01S5/0239—Combinations of electrical or optical elements
    • 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
    • G02B6/42—Coupling light guides with opto-electronic elements
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F77/00—Constructional details of devices covered by this subclass
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F77/00—Constructional details of devices covered by this subclass
    • H10F77/40—Optical elements or arrangements

Definitions

  • the present invention relates to an optical component, and an optical connector and an optical module including the optical component.
  • Patent Document 1 discloses an optical module including a photoelectric conversion element mounted on the upper surface of a transparent substrate and a support member attached to the lower surface of the transparent substrate and supporting one end of an optical fiber.
  • An optical component of the present disclosure is an optical component connected to the first surface of an electric circuit board having a first surface and a second surface opposite to the first surface,
  • the electrical circuit board includes a penetrating portion that penetrates the first surface and the second surface, and a photoelectric conversion element that is mounted on the second surface and has a light emitting and receiving portion that faces the penetrating portion
  • the optical component is A substrate having translucency, including a flat base portion having a third surface, and a convex portion disposed on the third surface and accommodated in the penetrating portion, wherein the convex portion is A substrate having a surface spaced from three sides; At least one first lens disposed on a side surface of the base; At least one second lens disposed on the surface; An optical path changing unit disposed inside the substrate and overlapping the at least one first lens when viewed from the side and overlapping the at least one second lens when viewed from above.
  • An optical connector of the present disclosure is an optical connector formed by connecting the optical component and a ferrule that holds an optical fiber
  • the optical component includes a pair of projecting portions disposed on the side surface and having an end surface spaced from the side surface, and a protrusion disposed on the end surface
  • the ferrule includes a flat base, and the base is provided on a contact surface that contacts the end surface, a fitting hole that is provided on the contact surface, and in which the protrusion of the protrusion is inserted, and the contact. An end face of the optical fiber that is exposed at the facing surface.
  • An optical module of the present disclosure includes the optical connector described above, And the electric circuit board including the photoelectric conversion element that is connected to the optical component of the optical connector and is flip-chip mounted.
  • FIG. 2 is a cross-sectional view taken along a cutting plane line AA of FIG. It is a perspective view which shows typically the optical component which concerns on embodiment. It is a side view which shows typically the optical component which concerns on embodiment. It is a top view which shows typically the optical component which concerns on embodiment.
  • 1 is an exploded perspective view schematically showing an optical connector according to an embodiment. It is a perspective view of the viewpoint different from FIG. 6 which shows typically the ferrule with which the optical connector which concerns on embodiment is provided.
  • FIG. 9 is a cross-sectional view of the optical module cut along a cutting plane line BB in FIG. 8.
  • FIG. 9 is a cross-sectional view of the optical module cut along a cutting plane line CC in FIG. 8.
  • optical component the optical connector, and the optical module of the present disclosure will be described with reference to the drawings.
  • optical component the optical connector, and the optical module may be used with any direction being upward or downward, but in this specification, for convenience, an orthogonal coordinate system (X, Y, Z) is defined, and the term “upper surface” or “lower surface” is used with the positive side in the Z-axis direction as the upper side.
  • the optical component of the present disclosure is interposed between an electric circuit board on which a photoelectric conversion element is mounted and a ferrule that holds an optical fiber, and optically connects the photoelectric conversion element and the optical fiber.
  • FIG. 1 is a perspective view schematically showing a state in which the optical component 1 according to the embodiment of the present disclosure is connected to the electric circuit board 80
  • FIG. 2 is a cross-sectional view taken along the cutting plane line AA in FIG.
  • FIG. 3 is a perspective view of the optical component 1
  • FIG. 4 is a side view of the optical component 1
  • FIG. 5 is a plan view of the optical component 1.
  • the photoelectric conversion element is illustrated by omitting portions other than the light emitting / receiving unit.
  • the electric circuit board 80 has a first surface 81 and a second surface 82 opposite to the first surface 81.
  • the electric circuit board 80 includes a through portion 83 that penetrates the first surface 81 and the second surface 82, and a light emitting portion or a light receiving portion 85 that is mounted on the second surface 82 and faces the through portion 83 (hereinafter referred to as light receiving and emitting).
  • the through portion 83 only needs to form a light propagation path between the first surface 81 and the second surface 82, and the through portion 83 may be a through hole or a notch.
  • the optical component 1 includes a substrate 10, at least one first lens 20, at least one second lens 30, and an optical path conversion unit 40.
  • the substrate 10 has translucency.
  • substrate 10 can be produced with translucent resin materials, such as a polyetherimide resin, an epoxy resin, a polyimide resin, a phenol resin, or an acrylic resin, for example.
  • the substrate 10 may be entirely formed of a transparent resin material, a part of the light propagation path is formed of a light-transmitting resin material, and the remaining part is formed of a light-blocking resin material. May be.
  • the substrate 10 has a base portion 11 and a convex portion 12.
  • the base 11 has a rectangular flat plate shape, and has a third surface 11 a that contacts the first surface 81 of the electric circuit board 80 in a state where the substrate 10 and the electric circuit board 80 are connected.
  • the thickness of the base part 11 is 0.4 mm or more and 2 mm or less, for example.
  • the convex portion 12 is disposed on the third surface 11a.
  • the convex portion 12 protrudes upward from the third surface 11 a, and at least a part of the convex portion 12 is accommodated in the through portion 83 in a state where the substrate 10 and the electric circuit substrate 80 are connected.
  • the convex part 12 has the surface 12a spaced apart from the 3rd surface 11a.
  • the second lens 30 is disposed on the surface 12a.
  • the optical component 1 has a plurality of The convex part 12 may be provided.
  • the shape and size of each convex portion 12 may be appropriately adjusted according to the shape and size of the penetrating portion 83, and may be different from each other.
  • Each protrusion 12 has a height from the third surface 11a of, for example, 0.2 mm or more and 1 mm or less.
  • the penetrating part 83 only needs to be able to accommodate the convex part 12, and the convex part 12 only needs to have a surface 12 a on which the second lens 30 can be disposed, and the shape of the convex part 12 and the penetrating part 83.
  • the convex portion 12 has a rectangular parallelepiped shape extending in a direction (X-axis direction) from the first side 11 c side of the base portion 11 toward the second side facing the base portion 11.
  • Reference numeral 83 denotes a shape that contacts at least a part of the convex portion 12.
  • the surface 12 a on which the second lens 30 is disposed is the upper surface of the convex portion 12.
  • the first lens 20 is disposed on the side surface 11 b of the base 11.
  • the side surface 11b is a surface including the first side 11c.
  • the first lens 20 is formed as a collimating lens when the first lens 20 is a light incident surface of the optical component 1, and is formed as a condensing lens when the first lens 20 is a light emitting surface of the optical component 1.
  • the lens diameter of the first lens 20 is, for example, not less than 0.1 mm and not more than 0.5 mm.
  • the first lens 20 can be made of a transparent resin material such as a polyetherimide resin, an epoxy resin, a polyimide resin, a phenol resin or an acrylic resin, or a glass material.
  • the first lens 20 may be manufactured using a material different from that of the substrate 10 or may be manufactured using the same resin material as that of the substrate 10.
  • the thermal expansion coefficient of the substrate 10 and the thermal expansion coefficient of the first lens 20 can be made equal. As a result, thermal stress between the substrate 10 and the first lens 20 can be reduced, and peeling of the first lens 20 from the substrate 10, cracking of the first lens 20, and the like can be suppressed.
  • the first lens 20 may be disposed on the side surface 11b of the base portion 11, and when the convex portion 12 has a side surface 12b that is flush with the side surface 11b of the base portion 11, the side surface 11b and the side surface 12b. It may be arranged over. When the first lens 20 is disposed over the side surface 11b and the side surface 12b, the optical path length inside the substrate 10 can be shortened, so that the light transmission loss can be reduced.
  • the second lens 30 is disposed on the surface 12 a of the convex portion 12.
  • the second lens 30 is formed as a collimating lens when the second lens 30 is a light incident surface of the optical component 1, and is formed as a condensing lens when the second lens 30 is a light emitting surface of the optical component 1.
  • the lens diameter of the second lens 30 is, for example, not less than 0.1 mm and not more than 0.5 mm.
  • the second lens 30 can be made of, for example, a transparent resin material such as a polyetherimide resin, an epoxy resin, a polyimide resin, a phenol resin or an acrylic resin, or a glass material.
  • the second lens 30 may be manufactured using a material different from that of the substrate 10 or may be manufactured using the same resin material as that of the substrate 10.
  • the thermal expansion coefficient of the substrate 10 and the thermal expansion coefficient of the second lens 30 can be made equal. As a result, thermal stress between the substrate 10 and the second lens 30 can be reduced, and peeling of the second lens 30 from the substrate 10, cracking of the second lens 30, and the like can be suppressed.
  • the first lens 20 and the second lens 30 are paired to form a light propagation path. Therefore, the optical component 1 has the same number of second lenses 30 as the first lenses 20.
  • the optical path conversion unit 40 is disposed inside the substrate 10. For example, as shown in FIGS. 4 and 5, the optical path conversion unit 40 overlaps the first lens 20 when viewed from the side, and overlaps the second lens 30 when viewed from the top.
  • the optical path conversion unit 40 reflects light incident from the first lens 20 toward the second lens 30 or reflects light incident from the second lens 30 toward the first lens 20.
  • the optical path conversion unit 40 may be an inclined surface 41 that is inclined with respect to the third surface 11 a of the base 11.
  • the inclination angle of the inclined surface 41 with respect to the third surface 11a is, for example, not less than 35 degrees and not more than 55 degrees.
  • the inclined surface 41 may be formed by notching a part of the substrate 10 from the lower surface side and providing the recess 13.
  • the concave portion 13 only needs to include an inclined surface 41 inclined with respect to the third surface 11a, and the cross-sectional shape of the concave portion 13 may be a triangle shape, a quadrangular shape, a polygonal shape, or the like, or other shapes. May be.
  • a reflective film 42 made of a metal material may be attached to a portion of the inner surface of the recess 13 corresponding to the inclined surface 41.
  • the metal material for example, aluminum, gold, silver, platinum, chromium or the like can be used.
  • the thickness of the reflective film 42 is not less than 0.1 ⁇ m and not more than 5 ⁇ m, for example.
  • the optical component 1 has the some convex part 12, and the some 2nd lens 30 is arrange
  • the plurality of first lenses 20 corresponding to may be arranged along the first side 11 c of the base 11. According to such a configuration, an increase in the size of the optical path conversion unit 40 can be suppressed. Further, since the lengths of the light propagation paths formed by the plurality of first lenses 20 and the plurality of second lenses 30 can be made substantially the same, the electric circuit board 80 and the ferrule can be coupled with high accuracy. Can do.
  • the distance between the light emitting part of the photoelectric conversion element and the lens part formed on the surface of the support member facing the light emitting part is large, the distance between the light emitting part and the lens part is large.
  • the loss of light due to the spread of the beam diameter is large.
  • the second lens 30 is disposed on the surface 12a of the convex portion 12 accommodated in the penetrating portion 83 of the electric circuit board 80, so that the second lens 30 is second.
  • the distance between the lens 30 and the light emitting / receiving unit 85 can be shortened. As a result, it is possible to reduce light loss due to the spread of the beam diameter between the second lens 30 and the light emitting / receiving unit 85.
  • the optical component 1 further includes a pair of protrusions 50 disposed on the side surface 11 b of the base 11.
  • the protrusion 50 has an end surface 51 that is separated from the side surface 11b.
  • the end surface 51 is provided with a protrusion 52 extending in a direction perpendicular to the end surface 51.
  • the protrusion 50 and the protrusion 52 may be formed integrally with the substrate 10 using the same material as the substrate 10.
  • the protruding amount of the protruding portion 50 from the side surface 11b is, for example, 0.2 mm or more and 1 mm or less.
  • the protrusion 52 has, for example, a cylindrical shape, the diameter of the protrusion 52 is, for example, 0.3 mm or more and 2 mm or less, and the length of the protrusion is, for example, 1 mm or more and 5 mm or less.
  • the end face 51 may be brought into contact with a part of the ferrule when connecting the optical component 1 and the ferrule holding the optical fiber. As a result, the optical component 1 and the ferrule can be stably connected, and the first lens 20 disposed on the side surface 11b of the base 11 can be prevented from being damaged.
  • the protrusion 52 is inserted into a fitting hole provided in the ferrule, and can be used for alignment between the optical component 1 and the ferrule.
  • the shape of the protruding portion 50 when viewed in the direction perpendicular to the side surface 11b of the base portion 11 may be, for example, a rectangular shape, a triangular shape, a circular shape, or the like. There may be.
  • the protrusion 50 has a rectangular shape when viewed in the X-axis direction.
  • the protruding portion 50 may have a thickness larger than the thickness of the base portion 11 in the thickness direction (Z-axis direction) of the base portion 11 as shown in FIGS. As a result, a large area of the end surface 51 can be secured, and the optical component 1 and the ferrule can be stably connected.
  • the protrusions 50 may be disposed at both ends in the longitudinal direction (Y-axis direction) of the side surface 11b, for example, as shown in FIG. As a result, the optical component 1 and the ferrule can be stably connected.
  • FIG. 6 is an exploded perspective view showing the optical connector 2
  • FIG. 7 is a perspective view showing a ferrule 60 and an optical fiber 70 of the optical connector 2 from a different viewpoint from FIG.
  • the optical connector 2 is configured by connecting the optical component 1 and the ferrule 60 described above.
  • the ferrule 60 holds the optical fiber 70. By connecting the optical component 1 and the ferrule 60, the optical component 1 and the optical fiber 70 are optically connected.
  • the ferrule 60 has a flat substrate 61.
  • the base 61 includes a contact surface 61a, a fitting hole 61b, a facing surface 61c, and a fiber outlet hole 61d.
  • the ferrule 60 can be molded using a thermoplastic resin material such as polyphenylene sulfide, for example.
  • the thickness of the base 61 is, for example, 1 mm or more and 5 mm or less.
  • the contact surface 61a of the ferrule 60 contacts the end surface 51 of the protruding portion 50 of the optical component 1 in a state where the optical component 1 and the ferrule 60 are connected.
  • the fitting hole 61b of the ferrule 60 penetrates the contact surface 61a and the surface opposite to the contact surface 61a.
  • the fitting hole 61b has a circular opening shape.
  • the facing surface 61c of the ferrule 60 protrudes from the contact surface 61a in a direction perpendicular to the contact surface 61a (X-axis direction), and faces the side surface 11b of the base 11.
  • the base body 61 has a projecting portion 64 that projects from the contact surface 61 a in the X-axis direction, and faces the side surface 11 b of the projecting portion 64.
  • the surface to be used is a facing surface 61c.
  • projection part 64 may contact
  • the overhanging portion 64 has an overhanging amount from 0.2 mm to 1 mm, for example, from the contact surface 61a.
  • optical fiber 70 a conventionally known optical fiber can be used.
  • the optical fiber 70 is inserted into the fiber outlet hole 61d.
  • An end portion 70 a of the optical fiber 70 is exposed from the facing surface 61 c of the ferrule 60 and faces the first lens 20 of the optical component 1.
  • the end portion 70a of the optical fiber 70 may be flush with the facing surface 61c.
  • a plurality of optical fibers 70 may be provided corresponding to each of the plurality of first lenses 20.
  • the plurality of optical fibers 70 may be covered and bundled by the sheath, or may not be bundled, but in the present embodiment, a case where they are bundled is illustrated.
  • the optical component 1 and the ferrule 60 are connected by inserting the protrusion 52 into the fitting hole 61b and joining the end surface 51 to the contact surface 61a.
  • the end surface 51 and the contact surface 61a may be bonded via a resin-based bonding material such as an epoxy-based resin, a silicon-based resin, or a thermoplastic resin, for example.
  • the distance between the end portion 70a of the optical fiber 70 and the first lens 20 is determined by bringing the contact surface 61a of the ferrule 60 into contact with the end surface 51 of the optical component 1.
  • the distance between the end portion 70a of the optical fiber 70 and the first lens 20 is, for example, not less than 0.02 mm and not more than 0.2 mm.
  • the base 61 of the ferrule 60 may have a recess 61e provided on one main surface, and the fiber outlet hole 61d may communicate with the recess 61e.
  • the process of exposing the end portion 70a of the optical fiber 70 from the facing surface 61c of the ferrule 60 is facilitated, the production efficiency of the optical connector 2 can be improved.
  • the distance between the end portion 70a of the optical fiber 70 and the first lens 20 is determined by bringing the contact surface 61a of the ferrule 60 and the end surface 51 of the optical component 1 into contact. The As a result, the mounting position of the optical component 1 with respect to the ferrule 60 is stabilized, and individual differences in the distance between the end portion 70a of the optical fiber 70 and the first lens 20 can be reduced.
  • the distance between the first lens 20 and the end portion 70a of the optical fiber 70 can be shortened.
  • the end portion of the first lens 20 and the optical fiber 70 can be reduced.
  • the loss of light due to the spread of the beam diameter with respect to 70a can be reduced, and the lens diameter of the first lens 20 can be reduced.
  • the distance between the second lens 30 and the light emitting / receiving unit 85 can be shortened, and as a result, the beam diameter increases between the second lens 30 and the light emitting / receiving unit 85.
  • the light loss due to the second lens 30 can be reduced. Therefore, according to the optical connector 2 of the present embodiment, it is possible to reduce the loss of light and to make the optical module multi-channel.
  • FIG. 8 is an exploded perspective view of the optical module 3 according to the present embodiment.
  • 9A is a cross-sectional view of the optical module 3 cut along the cutting plane line BB in FIG. 8
  • FIG. 9B is a cross-sectional view of the optical module 3 cut along the cutting plane line CC in FIG.
  • the photoelectric conversion element 84 is illustrated with portions other than the light emitting / receiving unit 85 omitted.
  • the optical module 3 includes the optical connector 2 and the electric circuit board 80 described above.
  • a photoelectric conversion element 84 is mounted on the second surface 82 of the electric circuit board 80.
  • the photoelectric conversion element 84 is flip-chip mounted on an electrode pad 86 formed on the second surface 82 via a connection conductor 87 such as a solder ball.
  • the photoelectric conversion element 84 has a light emitting unit or a light receiving unit that converts an optical signal and an electrical signal.
  • a vertical cavity surface emitting laser (VCSEL) can be used.
  • a photodiode (PD) can be used.
  • the third surface 11 a of the optical component 1 is joined to the first surface 81 of the electric circuit board 80, and the convex part 12 is accommodated in the through part 83 of the electric circuit board 80.
  • the electric circuit board 80 and the optical component 1 can be bonded by, for example, a resin-based bonding material such as an epoxy-based resin, a silicon-based resin, or a thermoplastic resin.
  • the distance between the second lens 30 and the light emitting / receiving unit 85 is, for example, not less than 0.02 mm and not more than 0.2 mm.
  • the first surface 81 of the electric circuit board 80 and the third surface 11a of the optical component 1 are brought into contact with each other, whereby the light emitting / receiving unit 85, the second lens 30, and the like.
  • the distance is determined.
  • the mounting position of the optical component 1 with respect to the electric circuit board 80 is stabilized, the inclination of the optical component 1 can be reduced, and individual differences in the distance between the light emitting / receiving unit 85 and the second lens 30 can be reduced.
  • the first surface 81 of the electric circuit board 80 is in contact with most of the third surface 11 a of the optical component 1, and the penetrating portion 83 is in contact with at least a part of the convex portion 12. .
  • the electric circuit board 80 and the optical component 1 can be stably connected.
  • the contact surface 61a of the ferrule 60 and the end surface 51 of the optical component 1 are brought into contact with each other, whereby the end portion 70a of the optical fiber 70 is contacted. And the distance between the first lens 20 and the first lens 20 are determined. As a result, the mounting position of the optical component 1 with respect to the ferrule 60 is stabilized, and individual differences in the distance between the end portion 70a of the optical fiber 70 and the first lens 20 can be reduced.
  • the distance between the end portion 70a of the optical fiber 70 and the first lens 20 and the distance between the light emitting / receiving portion 85 and the second lens 30 can be shortened.
  • the loss of light due to the spread of the light can be reduced.
  • the optical module 3 can reduce the lens diameter of the first lens 20 and the lens diameter of the second lens 30, the optical module 3 can be multi-channeled while suppressing an increase in size of the optical module.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Semiconductor Lasers (AREA)
  • Light Receiving Elements (AREA)

Abstract

Ce composant optique est connecté à une première surface d'une carte de circuit électrique. La carte de circuit électrique comprend : une section de pénétration qui pénètre dans la première surface et une seconde surface sur le côté opposé à la première surface; et un élément de conversion photoélectrique monté sur la seconde surface. Le composant optique comprend : un substrat qui comporte une section de base plate pourvue d'une une troisième surface et une section en saillie agencée sur la troisième surface, logée dans la section de pénétration, et dont la surface est séparée de la troisième surface; une première lentille disposée sur une surface latérale de la section de base; une seconde lentille disposée sur la surface; et une unité de conversion de trajet optique disposée à l'intérieur du substrat, chevauchant la première lentille en vue latérale, et chevauchant la seconde lentille en vue en plan. Cela permet, en conséquence, de réduire la perte de lumière.
PCT/JP2018/011066 2017-03-30 2018-03-20 Composant optique et connecteur optique et module optique les comprenant WO2018180786A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017068349A JP2018169551A (ja) 2017-03-30 2017-03-30 光学部品、ならびにこれを備えた光コネクタおよび光モジュール
JP2017-068349 2017-03-30

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WO2018180786A1 true WO2018180786A1 (fr) 2018-10-04

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006023777A (ja) * 2005-09-15 2006-01-26 Seiko Epson Corp 光モジュール、光通信装置、光電気混載集積回路、回路基板、電子機器
JP2010122312A (ja) * 2008-11-17 2010-06-03 Hitachi Cable Ltd 送受信レンズブロック及びそれを用いた光モジュール
US20140177998A1 (en) * 2012-12-21 2014-06-26 Hon Hai Precision Industry Co., Ltd. Optical communication device with photoelectric element and driver chip
US20140199019A1 (en) * 2010-11-25 2014-07-17 Fci Optical Engine
US9581776B1 (en) * 2015-11-02 2017-02-28 Aquaoptics Corp. Photoelectric conversion module

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006023777A (ja) * 2005-09-15 2006-01-26 Seiko Epson Corp 光モジュール、光通信装置、光電気混載集積回路、回路基板、電子機器
JP2010122312A (ja) * 2008-11-17 2010-06-03 Hitachi Cable Ltd 送受信レンズブロック及びそれを用いた光モジュール
US20140199019A1 (en) * 2010-11-25 2014-07-17 Fci Optical Engine
US20140177998A1 (en) * 2012-12-21 2014-06-26 Hon Hai Precision Industry Co., Ltd. Optical communication device with photoelectric element and driver chip
US9581776B1 (en) * 2015-11-02 2017-02-28 Aquaoptics Corp. Photoelectric conversion module

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