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    • 1. 发明申请
    • RESTORING WAVEGUIDE SHG AFTER PHOTODEGRADATION BY HEATING
    • 通过加热进行光电放大后恢复波纹管
    • WO2010099176A1
    • 2010-09-02
    • PCT/US2010/025200
    • 2010-02-24
    • CORNING INCORPORATEDGOERS, Uta-BarbaraROUSSEV, Rostislav V
    • GOERS, Uta-BarbaraROUSSEV, Rostislav V
    • G02F1/35G02F1/377H01S5/00H01S5/06
    • G02F1/3525G02F1/3775H01S5/005H01S5/0092H01S5/0612H01S5/06213
    • A method for operating a frequency converted laser source comprising at least one semiconductor laser (110) and a wavelength conversion device (120) optically coupled to at least one semiconductor laser (110) may include operating the frequency converted laser source to produce a frequency converted output beam (128) from the wavelength conversion device (120) and intermittently heating the wavelength conversion device above a recovery threshold temperature T R of the wavelength conversion device. When the wavelength conversion device is heated abo.ve the recovery threshold temperature, the wavelength conversion device is held above the recovery threshold temperature T R for a period of time sufficient to restore output power lost to photo-degradation in the wavelength conversion device during operation of the frequency converted laser source. The heater (160) is controlled by a MC (150) and is for example attached to the waveguide (124) of a MgO : PPL with a recovery temperature of 70°C.
    • 一种用于操作频率转换的激光源的方法,包括至少一个半导体激光器(110)和光学耦合到至少一个半导体激光器(110)的波长转换器件(120),可以包括操作变频激光源以产生频率转换 输出光束(128),并且将波长转换装置间歇地加热到波长转换装置的恢复阈值温度TR以上。 当波长转换装置被加热到恢复阈值温度时,波长转换装置被保持在恢复阈值温度TR之上一段足以恢复在波长转换装置中的光劣化损失的输出功率, 变频激光源。 加热器(160)由MC(150)控制,并且例如以恢复温度为70℃连接到MgO:PPL的波导管(124)。
    • 10. 发明申请
    • IN-SITU CONTAMINANT REMOVAL IN OPTICAL PACKAGES
    • 光学包装中的原位污染物去除
    • WO2010053819A2
    • 2010-05-14
    • PCT/US2009/062458
    • 2009-10-29
    • CORNING INCORPORATEDGOERS, Uta-Barbara
    • GOERS, Uta-Barbara
    • H01S5/06
    • H01S5/0092H01S5/005H01S5/0071
    • A method of controlling an optical package is provided where the average power density of the output beam of the semiconductor laser on the input facet of the wavelength conversion device in a relatively high power wavelength conversion mode exceeds the power density of the output beam of the semiconductor laser on the input facet of the wavelength conversion device in a relatively low power contaminant removal mode. In the relatively high power wavelength conversion mode, the adjustable optical components are utilized to correlate an optimum intensity value of a wavelength-converted output of the wavelength conversion device with optimum coordinates representing the position of the output beam of the semiconductor laser on the waveguide portion of the input facet of the wavelength conversion device. In the relatively low power contaminant removal mode, the adjustable optical components are utilized to scan the output beam of the semiconductor laser across the waveguide portion of the input facet of the wavelength conversion device while maintaining the power density of the output beam on the input facet of the wavelength conversion device below the average power density of the output beam in the relatively high power wavelength conversion mode. Additional embodiments are disclosed and claimed.
    • 提供了一种控制光学组件的方法,其中在相对较高功率的波长转换模式中在波长转换装置的输入小平面上的半导体激光器的输出光束的平均功率密度超过功率 在相对低功率的污染物去除模式下,在波长转换装置的输入面上的半导体激光器的输出光束的密度。 在相对较高的功率波长转换模式中,可调整的光学部件用于将波长转换装置的波长转换输出的最佳强度值与表示半导体激光器的输出光束在波导部分上的位置的最佳坐标相关联 的波长转换装置的输入端面。 在相对较低功率的污染物去除模式中,可调整的光学部件被用来扫描半导体激光器的输出光束穿过波长转换器件的输入面的波导部分,同时保持输出面上的输出光束的功率密度 在相对高功率波长转换模式下低于输出光束的平均功率密度。 另外的实施例被公开和要求保护。