JP3977315B2 - 光通信器、光通信システムおよび光送受信器 - Google Patents
光通信器、光通信システムおよび光送受信器 Download PDFInfo
- Publication number
- JP3977315B2 JP3977315B2 JP2003372730A JP2003372730A JP3977315B2 JP 3977315 B2 JP3977315 B2 JP 3977315B2 JP 2003372730 A JP2003372730 A JP 2003372730A JP 2003372730 A JP2003372730 A JP 2003372730A JP 3977315 B2 JP3977315 B2 JP 3977315B2
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- Prior art keywords
- thermal conductivity
- optical
- optical communication
- housing
- high thermal
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-
- 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
- H01S5/02208—Mountings; Housings characterised by the shape of the housings
-
- 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
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
-
- 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
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48135—Connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip
- H01L2224/48137—Connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip the bodies being arranged next to each other, e.g. on a common substrate
-
- 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
- H01S5/005—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping
-
- 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
- H01S5/0225—Out-coupling of light
- H01S5/02251—Out-coupling of light using optical fibres
-
- 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
- H01S5/0225—Out-coupling of light
- H01S5/02253—Out-coupling of light using lenses
-
- 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
- H01S5/023—Mount members, e.g. sub-mount members
- H01S5/02325—Mechanically integrated components on mount members or optical micro-benches
-
- 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
- H01S5/0233—Mounting configuration of laser chips
- H01S5/02345—Wire-bonding
-
- 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
- H01S5/024—Arrangements for thermal management
- H01S5/02407—Active cooling, e.g. the laser temperature is controlled by a thermo-electric cooler or water cooling
- H01S5/02415—Active cooling, e.g. the laser temperature is controlled by a thermo-electric cooler or water cooling by using a thermo-electric cooler [TEC], e.g. Peltier element
-
- 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
- H01S5/024—Arrangements for thermal management
- H01S5/02438—Characterized by cooling of elements other than the laser chip, e.g. an optical element being part of an external cavity or a collimating lens
-
- 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
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/068—Stabilisation of laser output parameters
- H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
Landscapes
- 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)
Description
FP規格光送受信器300、基板304、コネクタ306等が図示されている。XFP規格光送受信器300において、筐体301には、図1に示した光送信器100および光受信器200が併設けられている。
101 筐体
106 基部
107 高周波基板
108 ドライバ
115 冷却器
116 高熱伝導率部材
117 支持部材
118 レーザ光発生器
119 ワイヤ配線
121 低熱伝導率/高溶接性部材
122 支持部材
123 第1レンズ
125 支持部材
150 光ファイバ
200 光受信器
201 筐体
206 プリアンプ
207 フォトダイオード
217 基部
250 光ファイバ
300 XFP規格光送受信器
Claims (15)
- 筐体と、
前記筐体内に設けられレーザ光を発生または受光する受発光手段と、
前記筐体内に挿入され前記受発光手段と光学的に接続する光ファイバと、
前記筐体内に前記受発光手段と隣接して設けられ、前記受発光手段の後方に位置する領域に開口部が形成された基板と、
前記開口部内に配置されるとともに、前記受発光手段との間で高周波信号を送信または受信する電子デバイスと、
を備え、前記電子デバイスは、前記基板上において前記受発光手段の近傍まで形成した配線パターンを介して、前記受発光手段の近傍において該受発光手段とワイヤ結線していることを特徴とする光通信器。 - 前記基板は、前記受発光手段側に開口を有する切欠部が形成され、
前記受発光手段は、前記切欠部内に位置するように設けられ、
前記受発光手段と前記電子デバイスとは、前記切欠部の内縁部と前記受発光手段との間に形成される隙間を最短距離でワイヤ結線されていることを特徴とする請求項1に記載の光通信器。 - 前記筐体内に設けられた冷却手段と、
前記受発光手段と前記冷却手段との間に設けられ、前記筐体の下面部以外の部分の熱伝導率よりも高い熱伝導率を有し、前記受発光手段が発生する熱を前記冷却手段へ導く高熱伝導率部材と、
を備えたことを特徴とする請求項1または2に記載の光通信器。 - 前記筐体の側面から前記光ファイバの光軸までの距離は、3.5mm以下であることを特徴とする請求項1〜3のいずれか1つに記載の光通信器。
- 前記筐体の下面部以外の部分は、コバールから構成されており、前記高熱伝導率部材は、銅タングステンから構成されていることを特徴とする請求項3または4に記載の光通信器。
- 前記筐体内に設けられ、前記受発光手段と前記光ファイバとを光学的に接続するレンズと、前記高熱伝導率部材と前記レンズとの間に設けられ、該高熱伝導率部材よりも低い熱伝導率を有する低熱伝導率部材を備えたことを特徴とする請求項3〜5のいずれか1つに記載の光通信器。
- 前記受発光手段を支持し、前記高熱伝導率部材に接合された第1支持部材と、前記レンズを支持し、前記高熱伝導率部材に接合された第2支持部材と、を備えたことを特徴とする請求項6に記載の光通信器。
- 前記高熱伝導率部材と前記第2支持部材との間に設けられ、該高熱伝導率部材よりも低い熱伝導率を有する低熱伝導率部材を備えたことを特徴とする請求項7に記載の光通信器。
- 前記高熱伝導率部材と前記第2支持部材とは、該高熱伝導率部材よりも低い熱伝導率を有する接着剤により接合されていることを特徴とする請求項7に記載の光通信器。
- 前記低熱伝導率部材は、コバールから構成されていることを特徴とする請求項6または8に記載の光通信器。
- 前記受発光手段は、レーザ光発生手段であり、前記電子デバイスは、前記レーザ光発生手段を駆動制御するドライバであることを特徴とする請求項1〜10のいずれか1つに記載の光通信器。
- 前記受発光手段は、前記光ファイバから出力するレーザ光を電気信号に変換する受光手段であり、前記電子デバイスは、前記変換した電気信号を増幅する増幅手段であることを特徴とする請求項1〜10のいずれか1つに記載の光通信器。
- 前記受光手段および前記増幅手段をブロック単位で取り外し可能に支持する支持手段を備えたことを特徴とする請求項12に記載の光通信器。
- 請求項11に記載の光通信器と、請求項12または13に記載の光通信器とを備えたことを特徴とする光送受信器。
- 請求項11〜13のいずれか1つに記載の光通信器を備えたことを特徴とする光通信システム。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003372730A JP3977315B2 (ja) | 2003-10-31 | 2003-10-31 | 光通信器、光通信システムおよび光送受信器 |
US10/970,695 US7561805B2 (en) | 2003-10-31 | 2004-10-20 | Optical transmitter, optical receiver, optical communication system, and optical transmitter and receiver |
EP05009047A EP1571714A3 (en) | 2003-10-31 | 2004-10-22 | Optical receiver and optical communication system |
EP04256552A EP1528417A3 (en) | 2003-10-31 | 2004-10-22 | Optical transmitter, optical receiver, optical communication system, and optical transmitter and receiver |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003372730A JP3977315B2 (ja) | 2003-10-31 | 2003-10-31 | 光通信器、光通信システムおよび光送受信器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005136327A JP2005136327A (ja) | 2005-05-26 |
JP3977315B2 true JP3977315B2 (ja) | 2007-09-19 |
Family
ID=34420242
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003372730A Expired - Fee Related JP3977315B2 (ja) | 2003-10-31 | 2003-10-31 | 光通信器、光通信システムおよび光送受信器 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7561805B2 (ja) |
EP (2) | EP1528417A3 (ja) |
JP (1) | JP3977315B2 (ja) |
Families Citing this family (11)
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CA2648781A1 (en) * | 2006-04-20 | 2007-11-01 | Nec Corporation | Communication device and method for air-cooling communication device |
JP4914775B2 (ja) * | 2007-06-11 | 2012-04-11 | ファイベスト株式会社 | 光モジュール |
JP2010093747A (ja) * | 2008-10-10 | 2010-04-22 | Sony Corp | 固体撮像素子及び信号処理システム |
GB2477740B (en) * | 2010-02-10 | 2014-06-25 | Oclaro Technology Ltd | Reduced length optoelectronic devices |
WO2013159040A1 (en) | 2012-04-19 | 2013-10-24 | Packet Photonics, Inc. | Heat removal system for devices and subassemblies |
US9641254B1 (en) | 2014-10-10 | 2017-05-02 | Google Inc. | Heat dissipation approach in chip on board assembly by using stacked copper microvias |
US9614619B1 (en) * | 2014-10-10 | 2017-04-04 | Google Inc. | Optical transceiver having separate transmitter and receiver lenses |
US10901161B2 (en) | 2018-09-14 | 2021-01-26 | Toyota Motor Engineering & Manufacturing North America, Inc. | Optical power transfer devices with an embedded active cooling chip |
US10707964B2 (en) * | 2018-10-03 | 2020-07-07 | Prime World International Holdings Ltd. | Optical transceiver and housing thereof |
JP7370160B2 (ja) * | 2019-04-12 | 2023-10-27 | 日本ルメンタム株式会社 | 光伝送装置 |
TWI757808B (zh) * | 2020-07-31 | 2022-03-11 | 華星光通科技股份有限公司 | 具多通道散熱結構之光發射器 |
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-
2003
- 2003-10-31 JP JP2003372730A patent/JP3977315B2/ja not_active Expired - Fee Related
-
2004
- 2004-10-20 US US10/970,695 patent/US7561805B2/en active Active
- 2004-10-22 EP EP04256552A patent/EP1528417A3/en not_active Withdrawn
- 2004-10-22 EP EP05009047A patent/EP1571714A3/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP1528417A3 (en) | 2005-08-24 |
EP1571714A3 (en) | 2005-11-30 |
EP1528417A2 (en) | 2005-05-04 |
EP1571714A2 (en) | 2005-09-07 |
US20050094686A1 (en) | 2005-05-05 |
JP2005136327A (ja) | 2005-05-26 |
US7561805B2 (en) | 2009-07-14 |
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