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25 February 2014 - novel electro-optic infrared technology themed competition presentations

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Centre for Defence Enterprise (CDE) Innovation Network. Themed competition launch - novel electro-optic infrared technology.

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25 February 2014 - novel electro-optic infrared technology themed competition presentations

  1. 1. Centre Defence Enterprise for Room 1 – Themed Competition Briefings
  2. 2. CDE themed competition Novel electro-optic infrared technology
  3. 3. Novel EOIR session scope Military context Technical challenges Q&A Case study – 2d3 Sensing
  4. 4. Themed competition Requirements Bounded Specific
  5. 5. What else is on offer today? CDE overview Enduring Proposals Networking
  6. 6. Military Context www.defenceImagery.mod.uk 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  7. 7. Demands of the soldier • Longer ranges • Higher resolution • Multi spectral • Size, weight and power (SWAP) 26 February 2014 © Crown copyright 2014 Dstl
  8. 8. Longer ranges • Outperform enemy sensors – Want to see the enemy before they can see us • Greater stand-off – Harder to be detected – Improve survivability 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  9. 9. Higher resolution • Better target identification • Better battle damage assessment • More accurate targetting 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  10. 10. Multi spectral • Harder to find the enemy – Smaller targets – Better camouflage and concealment – Cluttered environments – Battlefield obscurants 26 February 2014 © Crown copyright 2014 Dstl
  11. 11. Multi spectral • Exploit other parts of the spectrum – Use of thermal imagers during day to detect – Demands for combat identification • Near IR beacons can no longer be used at night • Thermal beacons too bulky or hard to detect 26 February 2014 © Crown copyright 2014 Dstl
  12. 12. Size • Optics – Conflict between larger optics and physical space on weapon system or in payload bay • Bulk – Unbalances weapon – Need for bipod/tripod – Increase risk of damage 26 February 2014 © Crown copyright 2014 Dstl
  13. 13. Weight • Dismounted soldier already overburdened – Typically carrying 56kg (40kg maximum, 25kg optimal) – Heavy weapon sights or hand-held imagers difficult to keep stable – Need to carry both optical sights and image intensifiers/thermal sights for night time operations 26 February 2014 © Crown copyright 2014 Dstl
  14. 14. Weight • Unmanned Air Systems – Demand for smaller lighted systems • Brigade Revivor • Company Desert Hawk • Section Black Hornet – Limited to one sensor at a time 26 February 2014 © Crown copyright 2014 Dstl
  15. 15. Power • Battery technology cannot keep up with demands of the soldier • Batteries make up a disproportionate part of the soldier’s burden • Need increased endurance for less power – Systems kept running all the time so they are immediately available 26 February 2014 © Crown copyright 2014 Dstl
  16. 16. Novel Electro-optic and Infrared Technology www.defenceImagery.mod.uk 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  17. 17. Background • Novel ideas and concepts that will shape EO/IR technology over next 25 years – Optical components (materials, detector, lasers…) • Underpinning sensor technology that will impact the land (base protection, vehicles, dismounts), air (manned, UAV, space) and maritime (above water) domains • Seeking low TRL (2-3) concept demonstrations • Expect to fund up to 10 projects – expect 3-4 to go forward under phase II funding 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  18. 18. Future requirements for sensor technology • Operations in complex environments – Clutter, occlusion & obscuration, day/night, weather www.defenceImagery.mod.uk 26 February 2014 © Crown copyright 2014 Dstl UNCLASSFIED
  19. 19. Future requirements for sensor technology • Operations in complex environments • Difficult target set – Fleeting, discrimination of activities, long range www.defenceImagery.mod.uk 26 February 2014 © Crown copyright 2014 Dstl UNCLASSFIED
  20. 20. Future requirements for sensor technology • Operations in complex environments www.defenceImagery.mod.uk • Difficult target set • Intelligent sensors – Computer assisted identification of threats – Sensors designed to complement processing 26 February 2014 © Crown copyright 2014 Dstl UNCLASSFIED
  21. 21. Future requirements for sensor technology • Operations in complex environments • Difficult target set • Intelligent sensors www.defenceImagery.mod.uk • Reduced integration costs – Up-grade legacy platforms with minimal integration cost – Conformal sensors 26 February 2014 © Crown copyright 2014 Dstl UNCLASSFIED
  22. 22. Current systems • Current EO/IR systems are very capable and already provide multi-mode operation – Laser spot tracker & range finder – All mounted on a two-axis gimbal 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED Image provided courtesy of Northrop Grumman
  23. 23. Emerging technology • Next generation systems likely to include: – Larger format cameras • thermal imagers and colour visible sensors – Active imaging using designation laser • 2D imaging • 3D imaging – Image processing • super-resolution • image stabilisation 26 February 2014 © Crown copyright 2014 Dstl EMRS DTC – Hydravision – Selex ES UNCLASSIFIED
  24. 24. Current constraints • Multiple optical apertures – Multiple different sensors and fields of view – Aperture diameter • sets diffraction limit. • controls sensitivity and integration time – Current approach limited by • multi-band materials • optical coatings • legacy approaches 26 February 2014 © Crown copyright 2014 Dstl Courtesy of L3-Wescam and FLIR Technologies UNCLASSIFIED
  25. 25. Current constraints • Multiple optical apertures • Sight line stabilisation – Vibration of the platform limits performance – Expensive to develop and implement highly stable pointing system – Needs to be pointed accurately for duration of camera integration time – Detector sensitivity and the aperture size (F-number) control the integration time 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  26. 26. Current constraints • Multiple optical apertures • Sight line stabilisation • Cryogenic cooling – Current thermal imaging cameras need to be operated at ~100K – Cooling engine adds size, weight and power (on the gimbal) 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  27. 27. Current constraints • Multiple optical apertures • Sight line stabilisation • Cryogenic cooling • Inefficient laser designator system – Diode (808 nm) pumped Nd:YAG – 1.064 µm, Q-switched laser – Nd:YAG pumped optical parametric oscillator (OPO) – 1.57µm – Diode (50%) x Nd:YAG (50%) x OPO (30%) = 7.5% – Plus cooling to remove the heat! 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  28. 28. Current constraints • Multiple optical apertures • Sight line stabilisation • Cryogenic cooling www.defenceImagery.mod.uk • Inefficient laser designator system • Compatibility with legacy standards – NATO STANAG 3733 decrees (ref) - 1.06 µm, high-energy, Q-switched laser – Q-switched lasers don’t naturally align with other laser requirements (see later) 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  29. 29. Current constraints • Multiple optical apertures • Sight line stabilisation • Cryogenic cooling • Inefficient laser designator system • Compatibility with legacy conventions • Beam and sight-line steering – Mechanical systems (gimbals) are limited in speed of response – Pointing stability drives up the weight which impacts the power and size 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  30. 30. www.defenceImagery.mod.uk Current constraints • Multiple optical apertures • Sight line stabilisation • Cryogenic cooling • Inefficient laser designator system • Compatibility with legacy conventions • Beam and sight-line steering • Traditional optical focussing – High magnification needs long focal length (even folded) – Optical systems have substantial depth (size) 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  31. 31. Technical challenges • Chosen to address the increasingly difficult constraints • Challenge 1 – Improving functionality and performance of existing systems (credible, short-term solutions <10 years) • Challenge 2 – Multi-functionality at the EO/IR system level (feasibility studies for 10-20 year timescale) • Challenge 3 – Future concepts and systems (what is possible on longer timescale >20 years) 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  32. 32. Challenge 1 - Improving functionality and performance of existing systems • Require novel approaches to multi-functionality at the optical design, detector and read-out circuitry level • Constraints to be addressed by challenge 1 – Multiple optical apertures – Sight line stabilization – Cryogenic cooling 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED www.defenceImagery.mod.uk
  33. 33. Reducing the number of apertures • Novel optical designs able to accommodate multiple wavebands and multiple fields of view – Novel materials / coatings – High on-axis visual acuity plus situational awareness EMRS DTC - Hydravision 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  34. 34. Reducing the number of apertures • Novel optical designs able to accommodate multiple wavebands or multiple fields of view • Detector spectral response / functionality – Wide band spectral response – Agile detector response (avalanche gain, polarisation, colour) EMRS DTC – Hydravision - BAES 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  35. 35. Reducing the number of apertures • Novel optical designs able to accommodate multiple wavebands or multiple fields of view • Detector spectral response / functionality – Wide band spectral response – Agile detector response (avalanche gain, polarisation, colour) EMRS DTC – Hydravision - BAES 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  36. 36. Reducing the number of apertures • Novel optical designs able to accommodate multiple wavebands or multiple fields of view • Detector spectral response / functionality • Multi-functionality at the read-out level – Range measurement, laser spot tracker, passive/active • Needs a combination of optical design, detector developments and intelligent read-out circuitry 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  37. 37. Stabilization constraints • Integration time of the cameras sets the pointing stabilisation requirement – High frequency vibrations (MHz) are easily damped – Low frequency (kHz) vibrations create the greatest problem • Larger apertures increase the light gathering – Decrease integration time – More expensive! • More sensitive detectors will have reduced integration time – On-chip amplification 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  38. 38. Cryogenic cooling • Cryogenic cooling for mid-wave cameras consumes power and volume • Recent advances in high operating temperature (HOT) detector arrays are promising – Cold shield is becoming an important limitation – Need novel designs and materials for cold-shields • Alternative detector approaches for example – Type II super-lattice – Barrier detector (nBn) detector structure 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  39. 39. Challenge 2 - Multi-functionality at the EO/IR system level • Laser designation constrains system multi-functionality • Can we change the laser and still provide: – Target designation, range finding and active imaging • But offer other laser sensing capabilities • For example… 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED EMRS DTC – Hydravision II – Airborne Technologies
  40. 40. For example, incoherent multifunctional capabilities such as: • High bandwidth optical communications – Accurate pointing and tracking, fast modulation • Multi-band infrared countermeasures – Multiple wavelengths, accurate pointing and tracking • 3D ground mapping and obstacle avoidance – Range measurement and rapid scanning • Depth profiling for long-range target interrogation • Active spectral sensing for material characterisation – Tuneable laser source 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  41. 41. For example, coherent multifunctional capabilities including: • Stand-off vibrometry for characterisation of decoys, engines etc – Local oscillator, Pointing and tracking • Wind sensing for calculation of projectile and dispersion paths • Gas sensing – exploiting the narrow spectrum of coherent sources 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  42. 42. Challenge 3 – Future concepts and systems • Non-mechanical beam and sight-line steering to remove mechanical gimbal • Lens-less or compact imaging approaches to reduce the depth of the sensor By U.S. Air Force/SSGT Lono Kollars, via Wikimedia Commons 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  43. 43. Exploitation of emerging science and technology • Meta-materials and other sub-wavelength phenomena – Focussed on the infrared waveband where material options suitable for optical systems are limited By Hou-Tong Chen (Los Alamos National Laboratory) via Wikimedia Commons. 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  44. 44. Exploitation of emerging science and technology • Meta-materials and other sub-wavelength phenomena • Novel approaches to imaging through turbulence – Exploiting redundancy in large format array, eg light-field cameras – Dual-band sensors to measure low resolution template and high resolution at shorter (disturbed) wavelength – Adaptive sensors operating at high frame-rate over the area of interest (lucky imaging) 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  45. 45. Exploitation of emerging science and technology • Meta-materials and other sub-wavelength phenomena • Novel approaches to imaging through turbulence • Compressive sensing techniques – Rapid progress but for military applications • Need to operate in poor conditions with low contrast imagery • Can’t wait a long time to collect imagery (>10 Hz) 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  46. 46. Exploitation of emerging science and technology • Meta-materials and other sub-wavelength phenomena • Novel approaches to imaging through turbulence • Compressing sensing techniques • Spatial light modulators – Liquid crystal on silicon (dynamic holography) for beam steering and dynamic focussing. – Micro-mechanical mirrors for compact optical designs. – Digital holography for lens-free imaging 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  47. 47. Summary Three challenges that address increasingly difficult current constraints on EO/IR systems: • Challenge 1 – Improving functionality and performance of existing systems • Challenge 2 – Multi-functionality at the EO/IR system level • Challenge 3 – Future concepts and systems 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  48. 48. Important dates • Webinar Thursday 6 March 12:30-13:30 • Proposal must be submitted by 17:00 hrs on Thursday 8 May using CDE Portal – Mark proposals with “Novel EO/IR Technology + challenge number 1, 2 or 3” in the title • Contract placement to start mid-June 2014 • Phase I research projects complete 28 Feb 2015 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  49. 49. Further information • Total budget for the call up to £600k • Expect to fund 8-10 projects of value £30-70k • Approximately three projects per challenge • Expect to move into phase II, taking forward the 3-4 best projects • Technical queries – dstlsensors@dstl.gov.uk • General CDE queries – cde@dstl.gov.uk 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED
  50. 50. Seeing more than before: emerging imaging technologies • Aligned Technology Strategy Board (TSB) call • Feasibility studies in pre-industrial research • Deadline for applications 2 April 2014 • Emerging imaging technologies – Multi-spectral /hyper-spectral imaging – LiDAR detector technology – Image processing – Broad waveband/novel optics • Further info – www.innovateuk.org 26 February 2014 © Crown copyright 2014 Dstl UNCLASSIFIED Technology Strategy Board
  51. 51. What next? Interface Acorn Networking Hub Room 2 How to submit Webinars

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