公开(公告)号：WO2008068452A1

公开(公告)日：2008-06-12

申请号：PCT/GB2007/004313

申请日：2007-11-12

Applicant: CASCADE TECHNOLOGIES LIMITED ,  HOWIESON, Iain

Inventor： HOWIESON, Iain

IPC: G01M3/00

CPC classification number: G01M3/38 ,  G01M3/20

Abstract: A leak detector (1) adapted to detect a leak (40) of a first material by detecting a change in a physical/chemical property of a second material. The leak detector includes a quantum cascade laser (5) and a detector (35).

Abstract translation: 一种适于通过检测第二材料的物理/化学性质的变化来检测第一材料的泄漏（40）的检漏器（1）。 泄漏检测器包括量子级联激光器（5）和检测器（35）。

公开(公告)号：WO2008065336A1

公开(公告)日：2008-06-05

申请号：PCT/GB2007/004295

申请日：2007-11-12

Applicant: CASCADE TECHNOLOGIES LIMITED ,  HOWIESON, Iain ,  McCULLOCH, Michael

Inventor： HOWIESON, Iain ,  McCULLOCH, Michael

IPC: G02B6/14 ,  G01N21/39

CPC classification number: G02B6/14 ,  G01N21/3504 ,  G01N2021/3129 ,  G01N2021/399 ,  G01N2201/0697 ,  G01N2201/084

Abstract: An optical arrangement comprising a multi-mode fibre (16) for carrying single mode laser light (12); a randomiser (18) for randomising spatial modes supported by the fibre and means for averaging out the randomised spatial modes to recover the single spatial mode.

Abstract translation: 一种光学装置，包括用于承载单模激光（12）的多模光纤（16）; 随机化器（18），用于随机化由光纤支持的空间模式，以及用于对随机化空间模式进行平均以恢复单个空间模式的装置。

公开(公告)号：WO2008065338A1

公开(公告)日：2008-06-05

申请号：PCT/GB2007/004333

申请日：2007-11-12

Applicant: CASCADE TECHNOLOGIES LIMITED ,  HOWIESON, Iain

Inventor： HOWIESON, Iain

IPC: G01N21/35 ,  G01V5/00

CPC classification number: G01N21/3504 ,  G01N21/031 ,  G01N2021/3129 ,  G01N2021/399 ,  G01N2201/0697

Abstract: A portal or gateway that includes a detector comprising a chirped laser; an open optical sample cell and a detector for detecting light from the chirped laser that has passed through the cell. The chirped laser may be a quantum cascade laser.

Abstract translation: 一种包括检测器的门户或网关，包括啁啾激光器; 开放的光学样品池和用于检测已经通过电池的啁啾激光器的光的检测器。 啁啾激光器可以是量子级联激光器。

公开(公告)号：EP2092289A1

公开(公告)日：2009-08-26

申请号：EP07824542.0

申请日：2007-11-12

Applicant: Cascade Technologies Limited

Inventor： HOWIESON, Iain

IPC: G01M3/00

CPC classification number: G01M3/38 ,  G01M3/20

Abstract: A leak detector (1) adapted to detect a leak (40) of a first material by detecting a change in a physical/chemical property of a second material. The leak detector includes a quantum cascade laser (5) and a detector (35).

公开(公告)号：EP2087387A1

公开(公告)日：2009-08-12

申请号：EP07824524.8

申请日：2007-11-12

Applicant: Cascade Technologies Limited

Inventor： HOWIESON, Iain ,  McCULLOCH, Michael

IPC: G02B6/14 ,  G01N21/39

CPC classification number: G02B6/14 ,  G01N21/3504 ,  G01N2021/3129 ,  G01N2021/399 ,  G01N2201/0697 ,  G01N2201/084

Abstract: An optical arrangement comprising a multi-mode fibre (16) for carrying single mode laser light (12); a randomiser (18) for randomising spatial modes supported by the fibre and means for averaging out the randomised spatial modes to recover the single spatial mode.

Abstract translation: 一种包括用于承载单模激光（12）的多模光纤（16）的光学装置; 用于使光纤支持的空间模式随机化的随机化器（18）以及用于平均化随机空间模式以恢复单个空间模式的装置。

公开(公告)号：EP2097734A1

公开(公告)日：2009-09-09

申请号：EP07824559.4

申请日：2007-11-12

Applicant: Cascade Technologies Limited

Inventor： HOWIESON, Iain

IPC: G01N21/35 ,  G01V5/00

CPC classification number: G01N21/3504 ,  G01N21/031 ,  G01N2021/3129 ,  G01N2021/399 ,  G01N2201/0697

Abstract: A portal or gateway that includes a detector comprising a chirped laser; an open optical sample cell and a detector for detecting light from the chirped laser that has passed through the cell. The chirped laser may be a quantum cascade laser.

Abstract translation: 包括包含啁啾激光器的检测器的入口或网关; 开放式光学样品池和检测器，用于检测来自已经通过池的啁啾激光器的光。 啁啾激光器可以是量子级联激光器。