WebMay 28, 1991 · H01S3/07; H01S3/06; H01S3/067; H01S3/083; H01S3/106; H01S3/13; (IPC1-7): H01S3/30 . Field of Search: 372/6, 372/20, 372/94 . View Patent Images: Download PDF 5132976 . US Patent References: 5050183: Figure eight shaped coherent optical pulse source: 1991-09-17: Duling ... WebIn a fiber-optic amplifier, which consists of at least one pump coupler (2) with a pumping light source (1) and an erbium-doped fiber length (7) which is spliced to the pump coupler (2), at least one detector is located in the splice area (12) between the fiber length (7) and the outgoing transmission line, to monitor the amplifier by measuring the scattered light …
Phased laser array with tailored spectral and coherence properties ...
WebJul 16, 2003 · An optical coherence tomography system includes an optical source has an emission wavelength in the range of 1.6 μm to 2.0 μm, in particular having an infrared emission predominantly at a wavelength of 1.8 μm associated with a transition between an upper energy level and a lower energy level and the optical source comprises an … Webg02b6/04; g02b6/28; h01s3/06; h01s3/07; h01s3/094; h01s3/067; (ipc1-7): g02b6/26 fun all nighter ideas
ERBIUM DOPED FIBERS FOR EXTENDED L-BAND AMPLIFICATION
WebMar 11, 2003 · The invention simplifies the structure of the amplifier and limits the number of devices through which L-band signals pass after they are amplified in the common amplification fiber of the first stage. It improves the L-band signal/noise ratio. Inventors: Bayart, Dominique (Clamart, FR) Application Number: 09/914064 Publication Date: … WebA pulsed light generation device, includes: a first optical fiber through which first pulsed light and second pulsed light, having an intensity that decreases while an intensity of the first pulsed light increases, and increases while the intensity of the first pulsed light decreases, having been multiplexed and entered therein, are propagated; and a second optical fiber … WebJun 15, 2024 · 分类号:H01S3/067 优先权: 专利状态码: 有效-授权 法律状态: 2024.03.10#授权;2024.10.29#实质审查的生效;2024.10.12#公开 摘要: 本发明提供一种掺稀土空芯反谐振光纤及其制备方法。 其中,掺稀土空芯反谐振光纤,包括:外包层;多个玻璃管环,所述玻璃管环包括含有稀土离子的沉积层,多个所述玻璃管环固定于所述外包层 … girdles theorem