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    • 7. 发明申请
    • Photonic quantum ring laser for low power consumption display device
    • 光子量子环激光器用于低功耗显示设备
    • US20070081569A1
    • 2007-04-12
    • US10578619
    • 2005-03-23
    • O'Dae KwonJoongwoo BaeSung-Jae AnDongkwon Kim
    • O'Dae KwonJoongwoo BaeSung-Jae AnDongkwon Kim
    • H01S5/00
    • B82Y20/00H01S5/0425H01S5/1075H01S5/18358H01S5/341H01S5/3432
    • A three-dimensional (3D) photonic quantum ring (PQR) laser for a low power consumption display, wherein the PQR laser has a sufficient small radius to adjust an inter-mode spacing (IMS) of oscillation modes discretely multi-wavelength-oscillating in an envelope wavelength range within the gain profile of a given semiconductor material of the PQR laser so that the IMS has a maximal value and the number of the oscillation modes is minimized. The PQR laser exhibits multi-wavelength oscillation characteristics according to a 3D toroidal cavity structure, and is designed to exhibit a threshold current lower than those of LEDs and to have multi-wavelength modes in an envelope wavelength range of several nm to several tens of nm. The PQR laser consumes reduced power while maintaining desired color and high brightness equal to those of the LEDs, through an adjustment of the multi-wavelength oscillation characteristics and IMS of the PQR laser.
    • 一种用于低功耗显示器的三维(3D)光子量子环(PQR)激光器,其中PQR激光器具有足够小的半径以调节离散地多波长振荡的振荡模式的模间距离(IMS) 在PQR激光器的给定半导体材料的增益分布内的包络波长范围,使得IMS具有最大值,并且振荡模式的数量被最小化。 PQR激光器根据3D环形腔结构显示出多波长振荡特性,并且被设计为表现出低于LED的阈值电流,并且在几nm至几十nm的包络波长范围内具有多波长模式 。 通过调整PQR激光器的多波长振荡特性和IMS,PQR激光器通过调整多波长振荡特性和IMS来消耗功率,同时保持与LED的相同的期望的颜色和高亮度。