RU2010142292A - Система визуализации для получения комбинированного изображения из полноцветного изображения в отраженном свете и изображение в ближней инфракрасной области - Google Patents
Система визуализации для получения комбинированного изображения из полноцветного изображения в отраженном свете и изображение в ближней инфракрасной области Download PDFInfo
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Abstract
1. Способ получения изображения в ближней инфракрасной (ИК) области спектра и полноцветного изображения, содержащий этапы, на которых: !непрерывно освещают наблюдаемую область синим/зеленым светом, ! освещают наблюдаемую область красным светом и светом ближней ИК-области спектра, при этом красный свет и/или свет ближней ИК-области спектра периодически включают и выключают, ! направляют отраженный синий и зеленый свет, а также суммарный отраженный красный свет/принятый свет ближней ИК-области спектра на один или более формирователей сигналов изображения, выполненных с возможностью раздельного измерения отраженного синего света, отраженного зеленого света и отраженного красного света/принятого света ближней ИК-области спектра, при этом измеряют отраженный красный свет/принятый свет ближней ИК-области спектра синхронно с переключением красного света и света ближней ИК-области спектра, ! определяют по отдельности спектральную составляющую отраженного красного света и спектральную составляющую принятого света ближней ИК-области спектра на основе сигналов изображения суммарного отраженного красного света/принятого света ближней ИК-области спектра, ! выводят на экран полноцветное изображение наблюдаемой области на основе отраженного синего и зеленого света и отдельно определенной спектральной составляющей красного света, и ! выводят на экран изображение в ближней ИК-области спектра на основе спектральной составляющей принятого света ближней ИК-области спектра. ! 2. Способ по п.1, в котором наблюдаемую область поочередно освещают красным светом и светом ближней ИК-области спектра. ! 3. Способ по п.2, в кот
Claims (27)
1. Способ получения изображения в ближней инфракрасной (ИК) области спектра и полноцветного изображения, содержащий этапы, на которых:
непрерывно освещают наблюдаемую область синим/зеленым светом,
освещают наблюдаемую область красным светом и светом ближней ИК-области спектра, при этом красный свет и/или свет ближней ИК-области спектра периодически включают и выключают,
направляют отраженный синий и зеленый свет, а также суммарный отраженный красный свет/принятый свет ближней ИК-области спектра на один или более формирователей сигналов изображения, выполненных с возможностью раздельного измерения отраженного синего света, отраженного зеленого света и отраженного красного света/принятого света ближней ИК-области спектра, при этом измеряют отраженный красный свет/принятый свет ближней ИК-области спектра синхронно с переключением красного света и света ближней ИК-области спектра,
определяют по отдельности спектральную составляющую отраженного красного света и спектральную составляющую принятого света ближней ИК-области спектра на основе сигналов изображения суммарного отраженного красного света/принятого света ближней ИК-области спектра,
выводят на экран полноцветное изображение наблюдаемой области на основе отраженного синего и зеленого света и отдельно определенной спектральной составляющей красного света, и
выводят на экран изображение в ближней ИК-области спектра на основе спектральной составляющей принятого света ближней ИК-области спектра.
2. Способ по п.1, в котором наблюдаемую область поочередно освещают красным светом и светом ближней ИК-области спектра.
3. Способ по п.2, в котором продолжительность освещения красным светом отличается от продолжительности освещения светом ближней ИК-области спектра.
4. Способ по п.3, в котором продолжительность освещения красным светом больше продолжительности освещения светом ближней ИК-области спектра.
5. Способ по п.2, в котором продолжительность освещения красным светом по существу идентична продолжительности освещения светом ближней ИК-области спектра.
6. Способ по п.1, в котором наблюдаемую область непрерывно освещают красным светом и периодически освещают светом ближней ИК-области спектра.
7. Способ по п.1, в котором наблюдаемую область непрерывно освещают светом ближней ИК-области спектра и периодически освещают красным светом.
8. Способ по п.1, в котором красный свет и/или свет ближней ИК-области спектра переключают с частотой видеокадров.
9. Способ по п.2, в котором поля изображения, в которых отсутствует спектральная составляющая отраженного красного света или спектральная составляющая принятого света ближней ИК-области спектра, интерполируют на основе соседствующих по времени полей изображения, включающих соответствующую спектральную составляющую отраженного красного света или спектральную составляющую принятого света ближней ИК-области спектра.
10. Способ по п.7, в котором спектральную составляющую света ближней ИК-области спектра, полученную в отсутствие освещения красным светом, вычитают из суммарного отраженного красного света/принятого света ближней ИК-области спектра для получения отдельной спектральной составляющей отраженного красного света.
11. Способ по п.1, в котором пространственную информацию о наблюдаемой области получают главным образом на основе отраженного синего света и отраженного зеленого света.
12. Способ по п.1, в котором принятый свет ближней ИК-области спектра представляет собой люминесцентное излучение.
13. Система визуализации для получения изображений в ближней ИК-области спектра и полноцветных изображений, содержащая:
источник света для освещения наблюдаемой области видимым светом и светом ближней ИК-области спектра,
видеокамеру, содержащую один или более формирователей сигналов изображения, выполненных с возможностью измерения по отдельности отраженного синего света, отраженного зеленого света и суммарного отраженного красного света/принятого света ближней ИК-области спектра, возвращающихся от наблюдаемой области,
контроллер, выполненный с возможностью осуществления связи с источником света и с видеокамерой для
непрерывного освещения наблюдаемой области синим/зеленым светом,
освещения наблюдаемой области красным светом и светом ближней ИК-области спектра, при этом красный свет и/или свет ближней ИК-области спектра периодически включается и выключается, и
определения по отдельности спектральной составляющей отраженного красного света и спектральной составляющей принятого света ближней ИК-области спектра на основе суммарного отраженного красного света/принятого света ближней ИК-области спектра синхронно с переключением красного света и света ближней ИК-области спектра, и
дисплей, выполненный с возможностью принимать сигналы изображения, соответствующие отраженному синему свету, отраженному зеленому свету и отдельно определенной спектральной составляющей отраженного красного света, и воспроизводить на их основе полноцветное изображение наблюдаемой области, при этом дисплей дополнительно выполнен с возможностью принимать отдельно определенную спектральную составляющую люминесцентного излучения в ближней ИК-области спектра и воспроизводить на ее основе изображение наблюдаемой области в ближней ИК-области спектра.
14. Система визуализации по п.13, в которой наблюдаемая область поочередно освещается красным светом и светом ближней ИК-области спектра.
15. Система визуализации по п.13, в которой источник света содержит
осветитель, выполненный с возможностью излучения видимого света и света ближней ИК-области спектра по существу постоянной интенсивности в непрерывном спектральном диапазоне, и
несколько светофильтров, расположенных между осветителем и наблюдаемой областью, для пропускания непрерывного во времени синего/зеленого света и прерывистого во времени красного света и прерывистого во времени света ближней ИК-области спектра.
16. Система визуализации по п.13, в которой источник света содержит
осветитель, выполненный с возможностью излучения видимого света и света ближней ИК-области спектра по существу постоянной интенсивности в непрерывном спектральном диапазоне,
первое дихроичное средство для разделения видимого света и света ближней ИК-области спектра на синий/зеленый и красный свет и свет ближней ИК-области спектра,
прерыватель для преобразования выделенного красного света и выделенного света ближней ИК-области спектра в прерывистый во времени красный свет и прерывистый во времени свет ближней ИК-области спектра, и
второе дихроичное средство для суммирования синего/зеленого света, прерывистого во времени красного света и прерывистого во времени света ближней ИК-области спектра для передачи на наблюдаемую область.
17. Система визуализации по п.13, в которой источник света содержит
первый осветитель, выполненный с возможностью излучения зеленого и синего света по существу постоянной интенсивности,
второй осветитель, выполненный с возможностью получения переключаемого красного света,
третий осветитель, выполненный с возможностью получения переключаемого света ближней ИК-области спектра, и
дихроичное средство для суммирования переключаемого красного света и переключаемого света ближней ИК-области спектра с зеленым и синим светом для передачи на наблюдаемую область.
18. Система визуализации по п.17, в которой переключаемый красный свет и переключаемый свет ближней ИК-области спектра получены путем прерывания светового пучка постоянной интенсивности красного света и света ближней ИК-области спектра посредством шторки или прерывателя.
19. Система визуализации по п.17, в которой переключаемый красный свет и переключаемый свет ближней ИК-области спектра получены путем электрического включения и выключения второго осветителя и третьего осветителя.
20. Система визуализации по п.13, в которой формирователи сигналов изображения используют чересстрочную развертку.
21. Система визуализации по п.13, в которой формирователи сигналов изображения используют прогрессивную развертку.
22. Система визуализации по п.13, содержащая дополнительно блок дихроичных призм, спектрально разделяющий отраженный синий свет, отраженный зеленый свет и суммарный отраженный красный свет/принятый свет ближней ИК-области спектра, возвращающиеся от наблюдаемой области, и направляющий разделенный свет на разные выходные грани блока дихроичных призм, при этом указанный один или более формирователь сигналов изображения содержит три формирователя сигналов изображения, каждый из которых установлен на своей, отличной от других выходной грани.
23. Система визуализации по п.13, в которой указанный один или более формирователь сигналов изображения содержит один формирователь сигналов изображения, имеющий пикселы, причем каждый пиксел реагирует на возвращающийся от наблюдаемой области отраженный синий свет, или отраженный зеленый свет, или суммарный отраженный красный свет/принятый свет ближней ИК-области спектра.
24. Система визуализации по п.23, в которой указанный один формирователь сигналов изображения содержит мозаичную матрицу светофильтров синего/зеленого/красного-ближнего инфракрасного цветов, расположенную перед пикселами формирователя сигналов изображения.
25. Система визуализации по п.13, в которой указанный один или более формирователь сигналов изображения содержит один формирователь сигналов изображения, имеющий ряд расположенных один на другом слоев, причем каждый слой имеет пикселы, реагирующие на возвращающийся от наблюдаемой области отраженный синий свет, или отраженный зеленый свет, или суммарный отраженный красный свет/принятый свет ближней ИК-области спектра.
26. Система визуализации по п.13, характеризующаяся тем, что выполнена в виде эндоскопа.
27. Система визуализации по п.13, в которой принимаемый свет ближней ИК-области спектра является люминесцентным излучением.
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| EP2268194A1 (en) | 2011-01-05 |
| EP3117765A1 (en) | 2017-01-18 |
| US20160100763A1 (en) | 2016-04-14 |
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| WO2009117483A1 (en) | 2009-09-24 |
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| JP2016064150A (ja) | 2016-04-28 |
| JP6088629B2 (ja) | 2017-03-01 |
| BRPI0906187A2 (pt) | 2020-07-14 |
| HK1157169A1 (en) | 2012-06-29 |
| KR20100129768A (ko) | 2010-12-09 |
| KR101517264B1 (ko) | 2015-05-04 |
| JP2017136373A (ja) | 2017-08-10 |
| CN102036599B (zh) | 2013-06-19 |
| EP2268194B1 (en) | 2016-08-31 |
| JP5852979B2 (ja) | 2016-02-03 |
| US9173554B2 (en) | 2015-11-03 |
| MX2010010292A (es) | 2011-01-25 |
| RU2510235C2 (ru) | 2014-03-27 |
| US20110063427A1 (en) | 2011-03-17 |
| EP3117765B1 (en) | 2021-10-27 |
| US9642532B2 (en) | 2017-05-09 |
| US20170273567A1 (en) | 2017-09-28 |
| EP2268194A4 (en) | 2014-08-20 |
| CN102036599A (zh) | 2011-04-27 |
| JP6334755B2 (ja) | 2018-05-30 |
| US10779734B2 (en) | 2020-09-22 |
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