JP5186078B2 - 高速集積cmos光ドライバ、及び高速光ドライバを備えているcmos集積回路(ic) - Google Patents
高速集積cmos光ドライバ、及び高速光ドライバを備えているcmos集積回路(ic) Download PDFInfo
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- JP5186078B2 JP5186078B2 JP2004554499A JP2004554499A JP5186078B2 JP 5186078 B2 JP5186078 B2 JP 5186078B2 JP 2004554499 A JP2004554499 A JP 2004554499A JP 2004554499 A JP2004554499 A JP 2004554499A JP 5186078 B2 JP5186078 B2 JP 5186078B2
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- H—ELECTRICITY
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- H01S5/00—Semiconductor lasers
- H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
- H01S5/042—Electrical excitation ; Circuits therefor
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- H01S5/00—Semiconductor lasers
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
- H01S5/183—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL]
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- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
- H01L2224/0554—External layer
- H01L2224/0555—Shape
- H01L2224/05552—Shape in top view
- H01L2224/05554—Shape in top view being square
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- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/15—Structure, shape, material or disposition of the bump connectors after the connecting process
- H01L2224/16—Structure, shape, material or disposition of the bump connectors after the connecting process of an individual bump connector
- H01L2224/161—Disposition
- H01L2224/16151—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/16221—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/16225—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
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- H—ELECTRICITY
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- 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
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/12—Passive devices, e.g. 2 terminal devices
- H01L2924/1203—Rectifying Diode
- H01L2924/12032—Schottky diode
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/151—Die mounting substrate
- H01L2924/1517—Multilayer substrate
- H01L2924/15192—Resurf arrangement of the internal vias
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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
- H01S5/023—Mount members, e.g. sub-mount members
- H01S5/02325—Mechanically integrated components on mount members or optical micro-benches
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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
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
- H01S5/06226—Modulation at ultra-high frequencies
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- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
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- Semiconductor Lasers (AREA)
- Solid State Image Pick-Up Elements (AREA)
Description
Emitting Laser)ダイオードCMOSドライバおよび高性能シリコン光検出器を有するデータ・チャネルに関する。
bandgap)の性質のため、その量子効率(光子の10〜20%を光電流に変換する)が、直接バンドギャップ(direct
bandgap)化合物半導体(90%を超える検出)よりもはるかに低いからである。更に、シリコンは、化合物半導体よりもキャリア移動度が低い。この結果、シリコンよりも通常はるかに高価であっても、主に、垂直キャビティ面発光レーザ(VCSEL)ダイオード等の最新の高性能(高速および高感度)光検出器およびレーザ・ダイオードでは、10Gbps以上の速度での動作のため、化合物半導体が用いられる。
wave)放射(emission)について、VCSELダイオード100の最大パワーに近い。VCSELダイオード間で2Vを達成することは、0.8〜1.5VのCMOSにおけるような通常の低電圧ドライバには、簡単なタスクではない。本発明の低電圧(CMOS)ドライバは、VCSELダイオード100の一方側を高性能で駆動して、高データ・レートでもVCSELダイオード間の電圧がその1.8〜2.0Vの駆動電圧に達するようにする。
C. Changの「Photoemission Studies of Quantum Well States in Thin Films」、Surface
Science
Reports、39(2000年)、181〜235ページに、光電子分光器を用いて、QW電子状態を観察し、状態密度形成を設計することが教示されている。更に、異なる基板上に分子膜ごとに、超薄金属膜を付着させると、光電子スペクトルは、量子井戸電子状態の著しい存在および進展を示した。このため、適正な金属膜厚を調整しながら、高密度の電子状態をフェルミ・レベルで形成することができる。金属量子井戸は、直接、量子効率、従って光検出器の性能を大きく向上させる。
generate)させる。ショットキ・バリアの強いポテンシャル・フィールドによって、通常低い移動度を有するホールは、負にバイアスされた金属にすぐに掃引される。同時に、はるかに高い移動度の電子が、ショットキ・ポテンシャルおよび検出器バイアス・ポテンシャルが結合したフィールドにおいて、正の電極に向けてドリフトする。
Claims (8)
- 高速集積CMOS光ドライバであって、
CMOSドライバと、
前記CMOSドライバの出力に一端で結合された受動素子と、
前記受動素子の前記一端にアノードで結合された垂直キャビティ面発光レーザ(VCSEL)ダイオードと、
前記VCSELダイオードのカソードに結合されたバイアス接続と、
前記バイアス接続に接続されたバイアス供給であって、前記バイアス供給の大きさがCMOS供給電圧より大きく、且つ、前記VCSELダイオードが、その閾値電圧(Vth)にバイアスされている、前記バイアス供給と
を有し、前記受動素子は、集積ループ・インダクタを形成する少なくとも5の積層ループであり、前記ループ・インダクタのインダクタンスは、25〜50nHであり、前記少なくとも5の積層ループのそれぞれが、矩形であり且つ各辺が少なくとも200μmである、前記高速集積CMOS光ドライバ。 - 前記出力が前記VCSELダイオードのアノードに取り付けられている、請求項1に記載の高速集積CMOS光ドライバ。
- 前記受動素子および前記VCSELダイオードが同一の集積回路チップ上にある、請求項1又は2に記載の高速集積CMOS光ドライバ。
- 前記集積ループ・インダクタのインダクタンスが少なくとも25〜40nHである、請求項1〜3のいずれか一項に記載の高速集積CMOS光ドライバ。
- 前記高速集積光CMOSドライバが、少なくとも10Gbpsで操作することが可能である、請求項1〜4のいずれか一項に記載の高速集積CMOS光ドライバ。
- 前記VCSELダイオードが850nmの波長を有する、請求項1〜5のいずれか一項に記載の高速集積光CMOSドライバ。
- 高速光ドライバを備えているCMOS集積回路(IC)であって、
前記高速光ドライバが、
CMOSドライバと、
前記CMOSドライバの出力に一端で結合された受動素子と、
前記受動素子の前記一端にアノードで結合された垂直キャビティ面発光レーザ(VCSEL)ダイオードと、
前記VCSELダイオードのカソードに結合されたバイアス接続と、
前記バイアス接続に接続されたバイアス供給であって、前記バイアス供給の大きさがCMOS供給電圧より大きく、且つ、前記VCSELダイオードが、その閾値電圧(Vth)にバイアスされている、前記バイアス供給と
を有し、前記受動素子は、集積ループ・インダクタを形成する少なくとも5の積層ループであり、前記ループ・インダクタのインダクタンスは、25〜50nHであり、前記少なくとも5の積層ループのそれぞれが、矩形であり且つ各辺が少なくとも200μmである、前記CMOS集積回路。 - 前記出力が前記VCSELダイオードのアノードに取り付けられている、請求項7に記載のCMOS集積回路。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US10/305,516 | 2002-11-27 | ||
US10/305,516 US7339963B2 (en) | 2002-11-27 | 2002-11-27 | High speed data channel including a CMOS VCSEL driver and a high performance photodetector and CMOS photoreceiver |
PCT/EP2003/013343 WO2004049527A2 (en) | 2002-11-27 | 2003-10-23 | High speed data channel including a cmos vcsel driver, high performance photodetector and cmos photoreceiver |
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JP2006508530A JP2006508530A (ja) | 2006-03-09 |
JP2006508530A5 JP2006508530A5 (ja) | 2007-08-02 |
JP5186078B2 true JP5186078B2 (ja) | 2013-04-17 |
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JP2004554499A Expired - Fee Related JP5186078B2 (ja) | 2002-11-27 | 2003-10-23 | 高速集積cmos光ドライバ、及び高速光ドライバを備えているcmos集積回路(ic) |
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US (4) | US7339963B2 (ja) |
EP (1) | EP1565971A2 (ja) |
JP (1) | JP5186078B2 (ja) |
KR (1) | KR100772994B1 (ja) |
CN (2) | CN100505282C (ja) |
AU (1) | AU2003288185A1 (ja) |
PL (1) | PL377361A1 (ja) |
TW (1) | TWI232623B (ja) |
WO (1) | WO2004049527A2 (ja) |
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-
2002
- 2002-11-27 US US10/305,516 patent/US7339963B2/en active Active
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2003
- 2003-10-23 JP JP2004554499A patent/JP5186078B2/ja not_active Expired - Fee Related
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- 2003-10-23 CN CNB2003801017705A patent/CN100568644C/zh not_active Expired - Fee Related
- 2003-10-23 WO PCT/EP2003/013343 patent/WO2004049527A2/en active Application Filing
- 2003-10-23 PL PL37736103A patent/PL377361A1/pl unknown
- 2003-10-23 AU AU2003288185A patent/AU2003288185A1/en not_active Abandoned
- 2003-10-23 EP EP03780072A patent/EP1565971A2/en not_active Withdrawn
- 2003-10-29 TW TW92130038A patent/TWI232623B/zh not_active IP Right Cessation
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Also Published As
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CN1706082A (zh) | 2005-12-07 |
US7659535B2 (en) | 2010-02-09 |
CN100505282C (zh) | 2009-06-24 |
CN100568644C (zh) | 2009-12-09 |
US7496122B2 (en) | 2009-02-24 |
CN101090126A (zh) | 2007-12-19 |
US20080043792A1 (en) | 2008-02-21 |
US20080049799A1 (en) | 2008-02-28 |
US7492800B2 (en) | 2009-02-17 |
US20040101007A1 (en) | 2004-05-27 |
KR100772994B1 (ko) | 2007-11-05 |
WO2004049527A3 (en) | 2004-10-28 |
KR20050086522A (ko) | 2005-08-30 |
US7339963B2 (en) | 2008-03-04 |
AU2003288185A8 (en) | 2004-06-18 |
TW200417105A (en) | 2004-09-01 |
PL377361A1 (pl) | 2006-02-06 |
TWI232623B (en) | 2005-05-11 |
WO2004049527A2 (en) | 2004-06-10 |
JP2006508530A (ja) | 2006-03-09 |
AU2003288185A1 (en) | 2004-06-18 |
US20080042125A1 (en) | 2008-02-21 |
EP1565971A2 (en) | 2005-08-24 |
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