JP2002520986A5 - - Google Patents

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Publication number
JP2002520986A5
JP2002520986A5 JP2000560675A JP2000560675A JP2002520986A5 JP 2002520986 A5 JP2002520986 A5 JP 2002520986A5 JP 2000560675 A JP2000560675 A JP 2000560675A JP 2000560675 A JP2000560675 A JP 2000560675A JP 2002520986 A5 JP2002520986 A5 JP 2002520986A5
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JP
Japan
Prior art keywords
synchronization
laser
error
input signal
drive current
Prior art date
Legal status (The legal status 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 status listed.)
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Application number
JP2000560675A
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English (en)
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JP4358442B2 (ja
JP2002520986A (ja
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Priority claimed from US09/116,028 external-priority patent/US6188498B1/en
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Publication of JP2002520986A publication Critical patent/JP2002520986A/ja
Publication of JP2002520986A5 publication Critical patent/JP2002520986A5/ja
Application granted granted Critical
Publication of JP4358442B2 publication Critical patent/JP4358442B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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【特許請求の範囲】
【請求項１】 バイアスおよび入力信号と同期して発生される変調基準電流を使用して、レーザによって放出される光放射の強度に応答する検知信号を発生させること、さらに、
検知信号に応答して誤差量を発生させること、および
入力信号と同期して誤差量に基づいてバイアスおよび駆動電流を制御する変調制御量を更新すること
を含むレーザを有する光伝送器の駆動電流を制御する方法。
【請求項２】 レーザを有する光伝送器の駆動電流を制御するための装置であって、
バイアスおよび入力信号と同期して発生される変調基準電流を使用して、レーザによって放出された光放射の強度に応答する検知信号を発生するための検知回路と、
検知信号に応答して誤差量を発生するために検知回路に結合された誤差回路と、
入力信号と同期して誤差量に基づいて制御量を更新するために誤差回路に結合された更新回路とを備え、前記制御量が駆動電流を制御する装置。
JP2000560675A 1998-07-15 1999-06-28 バースト・モード光伝送器に関するローカル制御 Expired - Lifetime JP4358442B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/116,028 1998-07-15
US09/116,028 US6188498B1 (en) 1998-07-15 1998-07-15 Local control for burst mode optical transmitters
PCT/US1999/014544 WO2000004655A1 (en) 1998-07-15 1999-06-28 Local control for burst mode optical transmitters

Publications (3)

Publication Number Publication Date
JP2002520986A JP2002520986A (ja) 2002-07-09
JP2002520986A5 true JP2002520986A5 (ja) 2006-08-10
JP4358442B2 JP4358442B2 (ja) 2009-11-04

Family

ID=22364815

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000560675A Expired - Lifetime JP4358442B2 (ja) 1998-07-15 1999-06-28 バースト・モード光伝送器に関するローカル制御

Country Status (4)

Country Link
US (1) US6188498B1 (ja)
EP (1) EP1097533A1 (ja)
JP (1) JP4358442B2 (ja)
WO (1) WO2000004655A1 (ja)

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US7477084B2 (en) * 2005-11-28 2009-01-13 Semiconductor Components Industries, L.L.C. Multi-phase power supply controller and method therefor
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JP2011258653A (ja) * 2010-06-07 2011-12-22 Opnext Japan Inc 光送信装置、及び光信号の制御方法
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CN103022895B (zh) * 2012-12-04 2015-03-18 上海贝岭股份有限公司 激光管功率控制系统
CN103001122B (zh) * 2012-12-04 2014-10-01 上海贝岭股份有限公司 双闭环激光管功率控制系统
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