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公开(公告)号：US20160020575A1
公开(公告)日：2016-01-21
申请号：US14802431
申请日：2015-07-17
Inventor： Byung Seok CHOI , Ki Hong YOON
CPC classification number: H01S5/02438 , H01S5/02248 , H01S5/02415 , H01S5/06804 , H01S5/141 , H04B10/00 , H04J14/0282
Abstract: Provided herein is an external-cavity type wavelength tunable laser including gain medium configured to generate an optical signal and amplify the generated optical signal based on a bias current applied; an external reflector configured to be coupled optically with the gain medium; a second thermistor provided on the side of the gain medium and configured to measure a temperature of the gain medium; a first thermistor provided on the external reflector and configured to measure a temperature of the external reflector; and a thermoelectric cooler configured to transfer generated heat based on the temperatures measured by the first and second thermistors.
Abstract translation: 本文提供了一种外腔型波长可调激光器，其包括被配置为产生光信号并且基于所施加的偏置电流来放大产生的光信号的增益介质; 外部反射器，被配置为与增益介质光学耦合; 设置在所述增益介质侧并且被配置为测量所述增益介质的温度的第二热敏电阻; 第一热敏电阻，其设置在所述外部反射器上并且被配置为测量所述外部反射器的温度; 以及热电冷却器，其被配置为基于由所述第一和第二热敏电阻测量的温度传递产生的热量。
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公开(公告)号：US20150288143A1
公开(公告)日：2015-10-08
申请号：US14676260
申请日：2015-04-01
Inventor： Byung Seok CHOI , O Kyun KWON , Ki Soo KIM , Jong Sool JEONG , Su Hwan OH , Ki Hong YOON
CPC classification number: H01S5/141 , H01S3/1055 , H01S3/106 , H01S5/02284 , H01S5/0618 , H01S5/06226 , H01S5/1221
Abstract: Provided herein is a tunable external cavity laser comprising: a gain medium configured to create an optical signal; an external reflector configured to be coupled to the gain medium, and to comprise a Bragg grating; and a phase control section configured to adjust a phase of an entire laser, but to adjust a wavelength of the laser to a longer wavelength than a peak reflectivity of the external reflector.
Abstract translation: 本文提供了一种可调谐外腔激光器，包括：增益介质，其被配置为产生光信号; 外部反射器，被配置为耦合到所述增益介质，并且包括布拉格光栅; 以及相位控制部，被配置为调整整个激光器的相位，但是将激光器的波长调整到比外部反射器的峰值反射率更长的波长。
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