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    • 2. 发明授权
    • Semiconductor laser with a superbroadband or multiline spectral output
    • 具有超宽带或多谱光谱输出的半导体激光器
    • US06236666B1
    • 2001-05-22
    • US09194031
    • 1999-05-06
    • Sergey B. MirovTasoltan T. Basiev
    • Sergey B. MirovTasoltan T. Basiev
    • H01S514
    • H01S5/4062H01S5/20H01S5/4087
    • A superbroadband or multiwavelength laser transmitter source for wavelength-division multiplexing, two-wavelength interferometry, differential lidar and optical storage applications. Contrary to conventional tunable laser sources that can switch between different lasing wavelengths in a given wavelength band, the superbroadband laser simultaneously emits at multiple wavelengths. The basic idea of this system is to maintain simultaneous lasing operation in an optical active gain medium at different wavelengths. The system uses a novel dispersive cavity. By designing this cavity structure appropriately, the system creates its own microcavities each lasing at a different wavelength within the fluorescence band of the gain medium. Mode competition in the proposed cavity is absent and spectral range of simultaneous multi-frequency generation is considerably enhanced practically to the spectral width of the active media luminescence spectrum. As a result, the radiation of each mode with its own wavelength is amplified in the active media independently from the simultaneous amplification of the rest of the wavelengths.
    • 用于波分复用,双波长干涉测量,差分激光雷达和光存储应用的超宽带或多波长激光发射机源。 与传统的可调激光源相反,可以在给定波长带内的不同激光波长之间切换,超宽带激光器同时以多个波长发射。 该系统的基本思想是在不同波长的光学有源增益介质中保持同时的激光工作。 该系统采用新颖的色散腔。 通过适当地设计该腔体结构,该系统在增益介质的荧光带内以不同的波长发射自己的微腔。 所提出的腔中的模式竞争不存在,并且实时地对于有源介质发光光谱的光谱宽度显着提高了同时多频发生的光谱范围。 结果,具有其自身波长的每个模式的辐射在有源介质中被放大,独立于其余波长的同时放大。
    • 3. 发明授权
    • Solid state laser with superbroadband or control generation spectrum
    • 具有超宽带或控制生成光谱的固态激光器
    • US5461635A
    • 1995-10-24
    • US42217
    • 1993-04-02
    • Tasoltan T. BasievSergey B. MirovPetr G. ZverevIvan V. KuznetsovRamaz Sh. Tedeev
    • Tasoltan T. BasievSergey B. MirovPetr G. ZverevIvan V. KuznetsovRamaz Sh. Tedeev
    • H01S3/08H01S3/098H01S3/108H01S3/16
    • H01S3/0805H01S3/08H01S3/08009H01S3/108H01S3/1681
    • The subject invention relates to a new regime of lasing--superbroadband or pre-assigned spectral composition lasing. A new cavity construction and application of room temperature operable LiF color center crystals provide generation with a spectral width in one pulse practically coinciding with the luminescence spectrum of the active medium. The innovation consists of the pumping means, providing a volumetric pumping, of the active medium with a spatial profile and dimensions of the pumped zone of the crystal, interconnected with the desired spectral width, dispersion of the grating and focus of the intracavity focusing element, the means for separating from the emission radiation desired wavelengths, means for directing the radiation of the desired wavelengths through multiple passes through the active medium, radiation of different wavelengths being passed through different associated trajectories in the cavity and active medium to stimulate emissions at the desired wavelengths and means for suppressing the secondary off-axis laser modes to avoid mode competition thereby maximizing the amplification of the desired spectral components. In addition to this a realization of the superbroadband radiation frequency doubling by means of simultaneous disperse compensation of different phase matching angles in one nonlinear crystal is described.
    • 本发明涉及激光超宽带或预分配光谱组成激光的新方案。 室温可操作的LiF彩色中心晶体的新腔体构造和应用提供了一个脉冲中的光谱宽度的产生,实际上与活性介质的发光光谱一致。 该创新包括泵送装置,其提供活性介质的空间分布和晶体的泵送区域的尺寸的泵浦装置,其与期望的光谱宽度,光栅的色散和腔内聚焦元件的焦点互连, 用于与发射辐射期望波长分离的装置,用于引导所需波长的辐射通过多次穿过活性介质的装置,不同波长的辐射通过空腔和活性介质中的不同相关轨迹,以刺激所需的发射 波长和用于抑制二次离轴外激光模式以避免模式竞争的装置,从而使所需频谱分量的放大最大化。 除此之外,还描述了通过在一个非线性晶体中不同相位匹配角的同时分散补偿来实现超宽带辐射倍频。