TR Sensors and Detector Programs

TheInsider

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Ah here we go. 15µm 1024*768 MCT MWIR sensor coupled with SWIR sensor so it is a multisensor targeting system and probably has image fusion(just guessing) capability.

1280*720 HD sensor is not far away. Whatever we talk about here happens so I expect to see a 1280*720 HD sensor in 2023 kinda like the 2-year gap between CPU generations.
 
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Test7

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Altinay- Airborne Gimbals

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Bogeyman 

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MODE-LOCKED LASER​

Photonic-based radar systems provide low timing jitter, ultra-wide bandwidth, and low transmission loss. Hence, they provide remote sensing, target recognition, and area surveillance operations with precision and high accuracy. In contrast, the performance of the wideband electrical radar is limited. The great time jitter due to limited bandwidth mixers, frequency multiplier; causes quantisation distortion and spurious increment. Ultimately, photonic-based radar systems transceive and process signals at multi-bands over a broader frequency span, for longer times.

At Belpico, we are developing mode-locked laser for photonics-based radars. Our mode-locked laser generates tunable microwaves with ultralow phase noise and converts photonic signals from analogue-to-digital. Thus lower phase noise ratio enhances the imaging quality and detection probability -95%, 100%- of an object. Moreover, engines, the wings, the body, the tails and flap track fairings can be identified from the high-resolution images generated by our mode-locked laser. Also, the system diminishes the electronic reconnaissance interception by switching the frequency 100 times or more in 1s.
 

Bogeyman 

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Problem: Land GPS/GNSS Jamming​


This article is brought to you by TUALCOM ELEKTRONIK A.Ş.

Accurate location information is crucial for many military and commercial applications. Global Navigation Satellite Systems (GNSS) are used extensively in land applications within manned and unmanned vehicles, guided munitions, and many other platforms all around the world. The power level of the GNSS satellite signals on earth is well below the noise floor, which makes those signals vulnerable to RF interference. Military operations in recent years have shown that many platforms used in the tactical field are under a clear threat of GPS/GNSS jamming and spoofing.

CRPA Technology is the ANSWER​

Controlled Reception Pattern Antennas (CRPA) have the capability of providing electronic protection to GNSS receivers against RF interference including jamming and spoofing. They exploit the idea of beamforming and are based on the principle that interference could be suppressed via specially designed antenna array with digital beamforming.


TUALAJ Anti Jamming GNSS: Best Performance, Compact Dimension and Lightweight​

TUALCOM’s TUALAJ anti-jamming CRPA product family uses a proprietary electronic protection technology developed for GPS/GNSS systems with lessons learned from the tactical field. This technique is realized fully digitally and is based on detecting the jamming signals instantaneously and preventing the jamming signal from entering the GPS/GNSS RF chain at the antenna level.

TUALCOM has developed a wide spectrum of Anti-Jamming CRPA products providing an effective solution against a multitude of GPS/GNSS jamming and spoofing threats. The most prominent features of TUALAJ Anti-Jamming GNSS product family are,

  • Ability to work with multiple constellations – TUALAJ products can provide electronic protection for GPS (L1, L2), GLONASS (G1, G2), Galileo (E1), and BeiDou (B1) signals and anti-jamming can be performed on a combination of up to three different bands simultaneously.
  • Ultra-Low SWaP - For platforms with space limitations, TUALCOM provides the smallest, lightest, and fully performing solutions in the TUALAJ Anti-Jam product family. Integrating Digital Control Antenna Unit (DACU) with CRPA Array offers many SWaP advantages.
  • Product Diversity – TUALCOM offers a wide range of solutions for different platforms and various field requirements. TUALAJ family products come with different form factors and antenna options with 4 and 8 antenna array models that can provide jamming cancellation up to seven jamming sources.
  • Easy integration – TUALAJ products can easily be integrated into platforms via a digital connector and RF cables between the antenna array and DACU.
  • Embedded GNSS receiver option – Although TUALAJ products could be used together with existing GNSS receivers, there is also an internally integrated GNSS receiver option ideal for applications with space and power limitations.
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TUALAJ 4200 MINI: Compact Dimension and Lightweight​

Among five main commercial-off-the-shelf (COTS) product line and more than tens of different possible configurations, TUALAJ 4200 MINI is the smallest member of the family. The DACU weighs less than 170 gr (6 ounces). It provides interference cancellation for up to 3 simultaneous independent jammers and on two selected GNSS bands.

Click for further information on the Tualaj 4200 mini.

TUALAJ 8300: Highest Performance​

TUALAJ 8300 is the model that embodies all capabilities and is perfect for challenging environments where multiple jammers or multipath effects dominate. It comes with a wide range of constellation options and can provide jamming cancellation up to 7 jamming sources on three selected bands simultaneously.

Click for further information on the Tualaj 8300.

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Philips

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I've done some research about the F-35 EO sensors, EOTS and DAS. I was wondering how the TF-X EO sensors EOTS and FSSS (Full Spherical Sensing System) would stack up against the F-35 and I've found some interesting information. Apparently, the F-35 EOTS uses a 1024x1024 MWIR FPA, something which Turkey is working on through the 'NAR' project. 1024x1024 MWIR is a resolution that is firmly within reach of Turkeys capability in the near-term.

Products with a resolution near or better than 1024x1024 are currently under development. TF-X EOTS Block 1 should have no problems flying around with a fully tested and developed EOTS with a resolution of 1280x720/1024.

afbeelding_2021-07-04_192146.png


Detailed information about the F-35 DAS is a bit more difficult to find but it is also based on MWIR with a 95* FOV both in EL and AZ. 6 DAS sensors provide to have a full 360* spherical coverage.
Apparently with a display vision acuity on the HMD between 40/20 and 20/20, the 95* FOV MWIR would be anywhere between 2850x2850 pixels and 5700x5700 pixels respectively. The averages out to 4275x4275. This is very close to 4096x4096 pixels ROIC mikro-tasarim is working on.

iu


ROIC for 4kx4k detectors with 15μm pixel pitch are merely 5x5 cm small. 10μm pixel pitch is even smaller at around 4x4 cm. This corresponds with the claim that the DAS sensor is "A little smaller than a soft drink can" (5 to 6 cm in diameter). This is small enough to make the FSSS equal within a small margin to the DAS.

iu



We can be confident that the TF-X EOTS and FSSS are going to be on par or slightly better than the current (pre block-4) F-35 EOTS and DAS.



Sources:

https://www.lockheedmartin.com/content/dam/lockheed-martin/eo/documents/webt/F-35_Mission_Systems_Design_Development_and_Verification.pdf


https://www.raytheon.com/sites/default/files/news/rtnwcm/groups/public/documents/content/rtn08_tech_sensing_pdf2.pdf


 
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Siper>MMU

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F-35 is
I've done some research about the F-35 EO sensors, EOTS and DAS. I was wondering how the TF-X EO sensors EOTS and FSSS (Full Spherical Sensing System) would stack up against the F-35 and I've found some interesting information. Apparently, the F-35 EOTS uses a 1024x1024 MWIR FPA, something which Turkey is working on through the 'NAR' project. 1024x1024 MWIR is a resolution that is firmly within reach of Turkeys capability in the near-term.

Products with a resolution near or better than 1024x1024 are currently under development. TF-X EOTS Block 1 should have no problems flying around with a fully tested and developed EOTS with a resolution of 1280x720/1024.

View attachment 24940

Detailed information about the F-35 DAS is a bit more difficult to find but it is also based on MWIR with a 95* FOV both in EL and AZ. 6 DAS sensors provide to have a full 360* spherical coverage.
Apparently with a display vision acuity on the HMD between 40/20 and 20/20, the 95* FOV MWIR would be anywhere between 2850x2850 pixels and 5700x5700 pixels respectively. The averages out to 4275x4275. This is very close to 4096x4096 pixels ROIC mikro-tasarim is working on.

iu


ROIC for 4kx4k detectors with 15μm pixel pitch are merely 5x5 cm small. 10μm pixel pitch is even smaller at around 4x4 cm. This corresponds with the claim that the DAS sensor is "A little smaller than a soft drink can" (5 to 6 cm in diameter). This is small enough to make the FSSS equal within a small margin to the DAS.

iu



We can be confident that the TF-X EOTS and FSSS are going to be on par or slightly better than the current (pre block-4) F-35 EOTS and DAS.



Sources:

https://www.lockheedmartin.com/content/dam/lockheed-martin/eo/documents/webt/F-35_Mission_Systems_Design_Development_and_Verification.pdf


https://www.raytheon.com/sites/default/files/news/rtnwcm/groups/public/documents/content/rtn08_tech_sensing_pdf2.pdf


F-35 is using 640x512 dual band dedectors on DAS.
 

Siper>MMU

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BTW, can you explain differences between ROIC and FPA ? Why ROICs have better resolution?
 

Spook

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To late for that...

I don't think so. Issue is still on going. Especially US and EU wants replacement for Chinese telecom equipment. US also pushing other countries to find alternative. Aselsan can export solutions with Ulak.
 

Oublious

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I don't think so. Issue is still on going. Especially US and EU wants replacement for Chinese telecom equipment. US also pushing other countries to find alternative. Aselsan can export solutions with Ulak.


First we should use it then others, we are going for Huwai...
 

Philips

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http://www.helitavia.com/books/Mil Av Sys/Wiley - Military Avionics Systems.pdf page 249
I don't trust that source from 2006. There is a reason why the DAS resolution is not out there readily available in public.

BTW, can you explain differences between ROIC and FPA ? Why ROICs have better resolution?
FPA's are detectors that focus outside image on 'plate', the ROIC. The FPA pixels make the ROIC pixels create an electric current that gets translated in an image. Both technologies are needed for an IIR detector. ROIC resolution needs to match, among other things, the FPA resolution.
 

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