RU98117939A - IMAGE FORMATION SYSTEM OPERATING IN THE SUBMILLIMETER RANGE - Google Patents

IMAGE FORMATION SYSTEM OPERATING IN THE SUBMILLIMETER RANGE

Info

Publication number
RU98117939A
RU98117939A RU98117939/28A RU98117939A RU98117939A RU 98117939 A RU98117939 A RU 98117939A RU 98117939/28 A RU98117939/28 A RU 98117939/28A RU 98117939 A RU98117939 A RU 98117939A RU 98117939 A RU98117939 A RU 98117939A
Authority
RU
Russia
Prior art keywords
bolometers
specified
substrate
optical element
lens
Prior art date
Application number
RU98117939/28A
Other languages
Russian (ru)
Other versions
RU2218560C2 (en
Inventor
Артти Лууканен
Хейкки Сипиля
Вели-Пекка ВИИТАНЕН
Original Assignee
Меторекс Интернешнел Ой
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from FI973699A external-priority patent/FI107407B/en
Application filed by Меторекс Интернешнел Ой filed Critical Меторекс Интернешнел Ой
Publication of RU98117939A publication Critical patent/RU98117939A/en
Application granted granted Critical
Publication of RU2218560C2 publication Critical patent/RU2218560C2/en

Links

Claims (17)

1. Система формирования изображения, включающая более чем один приемник на по меньшей мере одной существенно плоской подложке и оптический элемент для сбора электромагнитного излучения и для фокусировки его на указанные приемники, отличающаяся тем, что указанные приемники выполнены в виде болометров с сопрягающей антенной, а система дополнительно содержит по меньшей мере один адаптивный элемент для улучшения сопряжения излучения, направленного к указанной по меньшей мере одной подложке для болометров, с указанными приемниками.1. An imaging system comprising more than one receiver on at least one substantially flat substrate and an optical element for collecting electromagnetic radiation and for focusing it on said receivers, characterized in that said receivers are made in the form of bolometers with a matching antenna, and the system further comprises at least one adaptive element for improving the coupling of radiation directed to the specified at least one substrate for bolometers, with the specified receivers. 2. Система по п. 1, отличающаяся тем, что указанный адаптивный элемент содержит просветляющий слой, созданный на поверхности подложки для болометров. 2. The system according to claim 1, characterized in that said adaptive element comprises an antireflection layer created on the surface of the substrate for bolometers. 3. Система по п. 1, отличающаяся тем, что указанный адаптивный элемент содержит матрицу волноводов. 3. The system according to claim 1, characterized in that said adaptive element comprises a matrix of waveguides. 4. Система по п. 1, отличающаяся тем, что указанный адаптивный элемент содержит линзу. 4. The system according to claim 1, characterized in that said adaptive element comprises a lens. 5. Система по п. 4, отличающаяся тем, что количество указанных линз составляет одну линзу на каждый болометр с сопрягающей антенной. 5. The system according to p. 4, characterized in that the number of these lenses is one lens for each bolometer with a matching antenna. 6. Система по п. 4, отличающаяся тем, что указанная линза выполнена ионной имплантацией в подложку для болометров. 6. The system according to p. 4, characterized in that said lens is made by ion implantation in a substrate for bolometers. 7. Система по п. 4, отличающаяся тем, что указанная линза выполнена из смеси эпоксидной смолы и порошка, при этом указанный порошок состоит из материала, который имеет заданную диэлектрическую проницаемость. 7. The system according to claim 4, characterized in that said lens is made of a mixture of epoxy resin and powder, wherein said powder consists of a material that has a given dielectric constant. 8. Система по п. 1, отличающаяся тем, что размеры ее элементов выбраны из условия приема электромагнитного излучения, имеющего длину волны от приблизительно 100 мкм до 3 мм. 8. The system according to p. 1, characterized in that the dimensions of its elements are selected from the conditions for receiving electromagnetic radiation having a wavelength of from about 100 microns to 3 mm. 9. Система по п. 1, отличающаяся тем, что указанная по меньшей мере одна подложка для болометров снабжена по меньшей мере болометрами с сопрягающей антенной, при этом по меньшей мере один из указанных болометров с сопрягающей антенной имеет размеры, заданные для приема электромагнитного излучения первого интервала длин волн, и по меньшей мере один болометр имеет размеры, заданные для приема электромагнитного излучения второго интервала длин волн. 9. The system according to claim 1, characterized in that said at least one substrate for bolometers is provided with at least bolometers with an interconnecting antenna, wherein at least one of these bolometers with an interconnecting antenna is sized for receiving electromagnetic radiation of the first the wavelength interval, and at least one bolometer has the dimensions specified for receiving electromagnetic radiation of the second wavelength interval. 10. Система по п. 1, отличающаяся тем, что она содержит более чем две подложки для болометров, при этом указанные подложки для болометров адаптированы для придания поверхности приемника форму, близкую к определенным образом изогнутой поверхности, а указанная определенным образом изогнутая поверхность находится приблизительно в фокальной плоскости указанного оптического элемента. 10. The system according to claim 1, characterized in that it contains more than two substrates for bolometers, wherein said substrates for bolometers are adapted to give the surface of the receiver a shape close to a certain curved surface, and the specified curved surface is approximately in the focal plane of the specified optical element. 11. Система по п. 1, отличающаяся тем, что указанный оптический элемент выполнен с возможностью ограничения полосы длин волн электромагнитного излучения, падающего на подложку для болометров. 11. The system according to claim 1, characterized in that said optical element is configured to limit the wavelength band of electromagnetic radiation incident on the substrate for bolometers. 12. Система по п. 11, отличающаяся тем, что по меньшей мере одна из поверхностей указанного оптического элемента выполнена матированной, при этом шероховатость указанной поверхности выбрана существенно эквивалентной предварительно заданному значению. 12. The system according to p. 11, characterized in that at least one of the surfaces of the specified optical element is frosted, while the roughness of the specified surface is selected substantially equivalent to a predetermined value. 13. Система по п. 1, отличающаяся тем, что указанный оптический элемент содержит линзу. 13. The system according to p. 1, characterized in that said optical element contains a lens. 14. Система по п. 1, отличающаяся тем, что указанный оптический элемент содержит зеркало. 14. The system according to claim 1, characterized in that said optical element comprises a mirror. 15. Система по п. 1, отличающаяся тем, что она содержит холодную поверхность для повышения контраста между подлежащим изображению объектом и его фоном. 15. The system according to p. 1, characterized in that it contains a cold surface to increase the contrast between the subject image and its background. 16. Система по п. 15, отличающаяся тем, что холодная поверхность создана с использованием контейнера с жидким азотом, при этом указанный контейнер снабжен термоизоляцией, которая содержит материал, существенно прозрачный для детектируемой полосы длин волн. 16. The system according to p. 15, characterized in that the cold surface is created using a container with liquid nitrogen, wherein said container is provided with thermal insulation that contains material substantially transparent to the detected wavelength band. 17. Система по любому из пп. 1-16, отличающаяся тем, что она содержит источник излучения и рассеивающий элемент для освещения подлежащего изображению объекта. 17. The system according to any one of paragraphs. 1-16, characterized in that it contains a radiation source and a scattering element for illuminating the subject image.
RU98117939/28A 1997-09-16 1998-09-16 Submillimeter range system forming image RU2218560C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI973699 1997-09-16
FI973699A FI107407B (en) 1997-09-16 1997-09-16 A submillimeter wave imaging system

Publications (2)

Publication Number Publication Date
RU98117939A true RU98117939A (en) 2000-06-27
RU2218560C2 RU2218560C2 (en) 2003-12-10

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Family Applications (1)

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RU98117939/28A RU2218560C2 (en) 1997-09-16 1998-09-16 Submillimeter range system forming image

Country Status (7)

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US (1) US6242740B1 (en)
EP (1) EP0903566B1 (en)
JP (1) JP3895474B2 (en)
CA (1) CA2247582C (en)
DE (1) DE69827892T2 (en)
FI (1) FI107407B (en)
RU (1) RU2218560C2 (en)

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