METHOD FOR ESTIMATING EMISSION WAVELENGTH OF LUMINOUS BODY AND DEVICE THEREFORE

• Main Authors: MATSUMURA JUNICHI, OKUBO KENJI, MURATA HIROYUKI
• Format: Patent
• Language: English; Japanese
• Published: 19.01.2015
• Subjects: BASIC ELECTRIC ELEMENTS; COLORIMETRY; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT,POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED,VISIBLE OR ULTRA-VIOLET LIGHT; MEASURING; PHYSICS; RADIATION PYROMETRY; SEMICONDUCTOR DEVICES; TESTING; TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR

PROBLEM TO BE SOLVED: To provide, while being provided with equivalent performance to a spectrometer, a method and device for estimating the wavelength of a luminous body with high throughput.SOLUTION: There are provided a method and device for estimating an estimated wavelength of a luminous body on the basis of a preregistered wavelength estimation function and an observed luminance ratio, the method and device comprising: a first observed luminance value output unit provided with a first observation unit for transmitting and observing light of a longer wavelength than a first wavelength which is a criterion for normal light emission and a second observation unit for transmitting and observing light of a shorter wavelength than a second wavelength which is a criterion for normal light emission, the first wavelength being set to shorter than the second wavelength, the first observed luminance value output unit outputting, as a first observed luminance value, the luminance of a specified portion observed by the first observation unit; a second observed luminance value output unit for outputting, as a second observed luminance value, the luminance of a specified portion observed by the second observation unit; and an observed luminance ratio output unit for outputting, as an observed luminance ratio, a ratio of the first observed luminance value to the second observed luminance value. 【課題】 分光測定器と同等の性能を備えつつ、高スループットで発光体の波長推定ができる方法及び装置を提供する。【解決手段】 正常発光の判定基準となる第１の波長よりも長い波長の光を透過させて観察する第１観察部と、正常発光の判定基準となる第２の波長よりも短い波長の光を透過させて観察する第２観察部とを備え、第１の波長は第２の波長よりも短く設定され、発光体から発せられる光のうち、第１観察部で観察された当該特定部位の輝度を第１観察輝度値として出力する、第１観察輝度値出力部と、第２観察部で観察された当該特定部位の輝度を第２観察輝度値として出力する、第２観察輝度値出力部と、第１観察輝度値と第２観察輝度値との比率を観察輝度比率として出力する、観察輝度比率出力部を備え、予め登録しておいた波長推定関数と、観察輝度比率とに基づいて、発光体の推定波長を推定する方法及び装置。【選択図】 図１