JP2010239611A - 光通信システムにおいてクロストークを低減するワイヤボンディング - Google Patents
光通信システムにおいてクロストークを低減するワイヤボンディング Download PDFInfo
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Abstract
【解決手段】ワイヤボンドは、2以上の光電子装置を有する光電子装置チップを信号処理チップに接続するように形成される。それぞれが光電子装置の1つに対応する2以上の互いに隣接したワイヤボンドグループが形成される。例えば、それぞれのワイヤボンドグループは、ワイヤボンドグループの光電子装置のP端子を信号処理チップに接続する第1のワイヤボンドと、ワイヤボンドグループの光電子装置のN端子を信号処理チップに接続する第2のワイヤボンドと、また光電子装置チップを信号処理チップに接続する第3のワイヤボンドを備えることができる。
【選択図】図3
Description
て示される)、光ファイバーコネクタ22、24、26などを介してモジュール14に接続される。光電子受信チップ10は、対応する複数の光電子検出器(例えば、フォトダイオード)28、30、32などを備えている。各ファイバー16、18、20の端部などから放射される光信号すなわち光は、対応する検出器28、30、32などによって受信され、これらの検出器はそれに応じて、受信された光信号を表す電気信号を出力する。
66 処理チップ
68 光電子検出器
70 第1のワイヤボンド
72 第2のワイヤボンド
74 第3のワイヤボンド
76 増幅器
78 光電子検出器
80 コンデンサ
Claims (21)
- 複数の光電子装置を有する光電子装置チップを信号処理チップに接続するためのシステムであって、
それぞれが前記光電子装置の1つに対応し、それぞれが3つのワイヤボンドを備え、それぞれが複数のワイヤボンドグループの中の別のワイヤボンドグループに隣接する、複数のワイヤボンドグループを具備し、
前記各ワイヤボンドグループは、
前記ワイヤボンドグループの前記光電子装置のP端子を前記信号処理チップに接続する第1のワイヤボンドと、
前記ワイヤボンドグループの前記光電子装置のN端子を前記信号処理チップに接続する第2のワイヤボンドと、
前記光電子装置チップを前記信号処理チップに接続する第3のワイヤボンドと、
を備えるシステム。 - 前記第2のワイヤボンドが、前記第1のワイヤボンドとほぼ平行であり、かつ前記第1のワイヤボンドの第1の側に配置され、
前記第3のワイヤボンドが、前記第1のワイヤボンドとほぼ平行であり、かつ前記第1のワイヤボンドの第2の側に配置される、
ことを特徴とする請求項1に記載のシステム。 - 前記第3のワイヤボンドが、前記光電子装置のN端子を前記信号処理チップに接続する、ことを特徴とする請求項2に記載のシステム。
- 前記第3のワイヤボンドが、前記光電子装置の固定電位端子を前記信号処理チップに接続する、ことを特徴とする請求項2に記載のシステム。
- 前記各光電子装置がPINダイオードを有する光電子検出器である、ことを特徴とする請求項2に記載のシステム。
- 前記各光電子装置が光電子検出器であり、かつ前記第1のワイヤボンドが前記光電子検出器のP端子を前記信号処理チップの増幅器に接続する、ことを特徴とする請求項2に記載のシステム。
- 前記第2及び第3のワイヤボンドが、前記光電子装置のN端子を前記信号処理チップのフィルタ処理された電源に接続する、ことを特徴とする請求項2に記載のシステム。
- 前記各光電子装置が光電子検出器であり、
前記第1のワイヤボンドが、前記光電子検出器のN端子を前記信号処理チップの増幅器に接続し、
前記第2及び第3のワイヤボンドが前記光電子検出器のP端子を固定電位に接続する、
ことを特徴とする請求項2に記載のシステム。 - 前記第2のワイヤボンドが前記第1のワイヤボンドと交差し、
前記第3のワイヤボンドが前記第1及び第2のワイヤボンドのどちらも交差しない、
ことを特徴とする請求項1に記載のシステム。 - 前記第3のワイヤボンドが、前記光電子装置のN端子を前記信号処理チップに接続する、ことを特徴とする請求項9に記載のシステム。
- 前記第3のワイヤボンドが、前記光電子装置の固定電位端子を前記信号処理チップに接続する、ことを特徴とする請求項9に記載のシステム。
- 前記各光電子装置がPINダイオードを備えた光電子検出器である、ことを特徴とする請求項9に記載のシステム。
- 前記各光電子装置が光電子検出器であり、かつ前記第1のワイヤボンドが前記光電子検出器のP端子を前記信号処理チップの増幅器に接続する、ことを特徴とする請求項9に記載のシステム。
- 前記第2及び第3のワイヤボンドが、前記光電子装置のN端子を前記信号処理チップのフィルタ処理された電源に接続する、ことを特徴とする請求項9に記載のシステム。
- 前記各光電子装置が光電子検出器であり、
前記第1のワイヤボンドが、前記光電子検出器のN端子を前記信号処理チップの増幅器に接続し、
前記第2及び第3のワイヤボンドが、前記光電子検出器のP端子を固定電位に接続する、
ことを特徴とする請求項9に記載のシステム。 - 前記第2のワイヤボンドが前記第1のワイヤボンドと交差し、
前記第3のワイヤボンドが前記第1のワイヤボンド及び前記第2のワイヤボンドと交差し、かつ前記光電子装置のN端子を前記信号処理チップに接続する、
ことを特徴とする請求項1に記載のシステム。 - 前記各光電子装置がPINダイオードを備えた光電子検出器である、ことを特徴とする請求項16に記載のシステム。
- 前記各光電子装置が光電子検出器であり、かつ前記第1のワイヤボンドが前記光電子検出器のP端子を前記信号処理チップの増幅器に接続する、ことを特徴とする請求項16に記載のシステム。
- 前記第2及び第3のワイヤボンドが、前記光電子装置のN端子を前記信号処理チップのフィルタ処理された電源に接続する、ことを特徴とする請求項16に記載のシステム。
- 前記各光電子装置が光電子検出器であり、
前記第1のワイヤボンドが、前記光電子検出器のN端子を前記信号処理チップの増幅器に接続し、
前記第2及び第3のワイヤボンドが、前記光電子検出器のP端子を固定電位に接続する、
ことを特徴とする請求項16に記載のシステム。 - 複数の光電子装置を有する光電子装置チップを信号処理チップに接続するためのシステムであって、
それぞれが前記光電子装置の1つに対応し、それぞれが正確に2つのワイヤボンドを備え、それぞれが複数のワイヤボンドグループの中の別のワイヤボンドグループに隣接する、複数のワイヤボンドグループを具備し、
前記各ワイヤボンドグループは、
前記ワイヤボンドグループの前記光電子装置の端子を前記信号処理チップに接続する第1のワイヤボンドと、
前記ワイヤボンドグループの前記光電子装置の端子を前記信号処理チップに接続する第2のワイヤボンドと、を備えて、
前記第1及び第2のワイヤボンドが互いに正確に1回交差する、
システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US12/391,682 US7872325B2 (en) | 2009-02-24 | 2009-02-24 | Reduced-crosstalk wirebonding in an optical communication system |
US12/391,682 | 2009-02-24 |
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JP2010239611A true JP2010239611A (ja) | 2010-10-21 |
JP5259635B2 JP5259635B2 (ja) | 2013-08-07 |
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JP2010038693A Expired - Fee Related JP5259635B2 (ja) | 2009-02-24 | 2010-02-24 | 光通信システムにおいてクロストークを低減するワイヤボンディング |
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Cited By (5)
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JP2012142822A (ja) * | 2011-01-04 | 2012-07-26 | Fujitsu Ltd | 光受信装置および光送信装置 |
JP2012243959A (ja) * | 2011-05-19 | 2012-12-10 | Japan Oclaro Inc | レーザアレイ |
JP2014036102A (ja) * | 2012-08-08 | 2014-02-24 | Furukawa Electric Co Ltd:The | 光モジュール |
US9729242B2 (en) | 2015-01-23 | 2017-08-08 | Furukawa Electric Co., Ltd. | Optical module for reducing crosstalk |
JP2017228767A (ja) * | 2016-06-20 | 2017-12-28 | 日本オクラロ株式会社 | 光受信モジュール及び光モジュール |
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US8724939B2 (en) | 2011-03-18 | 2014-05-13 | Cisco Technology, Inc. | Enhanced low inductance interconnections between electronic and opto-electronic integrated circuits |
WO2016060978A1 (en) * | 2014-10-13 | 2016-04-21 | Fci Asia Pte. Ltd | Data transmission system with minimized crosstalk |
US10135545B2 (en) * | 2016-06-20 | 2018-11-20 | Oclaro Japan, Inc. | Optical receiver module and optical module |
JP2019169504A (ja) * | 2018-03-22 | 2019-10-03 | 日本電信電話株式会社 | ワイヤボンディング構造 |
US20220320026A1 (en) * | 2021-03-26 | 2022-10-06 | Qualcomm Incorporated | Package comprising wire bonds coupled to integrated devices |
CN114019619B (zh) * | 2021-10-26 | 2023-07-04 | 武汉光谷信息光电子创新中心有限公司 | 一种光器件集成的电路结构以及装配方法 |
CN115799199A (zh) * | 2022-10-31 | 2023-03-14 | 华为数字能源技术有限公司 | 键合结构和功率器件 |
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JP2012142822A (ja) * | 2011-01-04 | 2012-07-26 | Fujitsu Ltd | 光受信装置および光送信装置 |
JP2012243959A (ja) * | 2011-05-19 | 2012-12-10 | Japan Oclaro Inc | レーザアレイ |
JP2014036102A (ja) * | 2012-08-08 | 2014-02-24 | Furukawa Electric Co Ltd:The | 光モジュール |
US9729242B2 (en) | 2015-01-23 | 2017-08-08 | Furukawa Electric Co., Ltd. | Optical module for reducing crosstalk |
JP2017228767A (ja) * | 2016-06-20 | 2017-12-28 | 日本オクラロ株式会社 | 光受信モジュール及び光モジュール |
JP7038489B2 (ja) | 2016-06-20 | 2022-03-18 | 日本ルメンタム株式会社 | 光受信モジュール及び光モジュール |
Also Published As
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US7872325B2 (en) | 2011-01-18 |
US20100213566A1 (en) | 2010-08-26 |
JP5259635B2 (ja) | 2013-08-07 |
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