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  2. Radar beacon - Wikipedia

    en.wikipedia.org/wiki/Radar_beacon

    Radar beacon. Racon signal as seen on a radar screen. This beacon receives using sidelobe suppression and transmits the letter "Q" in Morse code near Boston Harbor (Nahant) 17 January 1985. Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1 ...

  3. RadCon - Wikipedia

    en.wikipedia.org/wiki/RadCon

    Created as the brain child of Edgar Lincoln and his wife Norma Barret-Lincoln with the help of friends, some of whom are still involved today, RadCon is a not-for-profit organization that promotes education in Science Fiction and Fantasy.

  4. Ray J - Wikipedia

    en.wikipedia.org/wiki/Ray_J

    rayj .com. William Ray Norwood Jr. (born January 17, 1981), [1] known professionally as Ray J, is an American R&B singer, songwriter, television personality, and actor. Born in McComb, Mississippi, and raised in Carson, California, he is the younger brother of singer and actress Brandy Norwood. [3] In January 2017, he competed in the nineteenth ...

  5. A new technique can detect newer 4G 'stingray' cell phone ...

    techcrunch.com/2020/08/05/crocodile-hunter-4g...

    Newer cell site simulators, called “Hailstorm” devices, take advantage of similar flaws in 4G that let police snoop on newer phones and devices. Some phone apps claim they can detect stingrays ...

  6. Laser designator - Wikipedia

    en.wikipedia.org/wiki/Laser_designator

    A laser designator is a laser light source which is used to designate a target. Laser designators provide targeting for laser-guided bombs, missiles, or precision artillery munitions, such as the Paveway series of bombs, AGM-114 Hellfire, or the M712 Copperhead round, respectively. When a target is marked by a designator, the beam is invisible ...

  7. 3 methodologies for automated video game highlight detection ...

    techcrunch.com/2021/09/10/3-methodologies-for...

    3 methodologies for automated video game highlight detection and capture. Nathan Babcock is a computer scientist and freelance writer in Chicago and a co-founder of automated highlight detection ...

  8. Android's Circle to Search can now help students solve math ...

    www.engadget.com/androids-circle-to-search-can...

    In addition to the new Circle to Search capability, Google has also revealed that devices that can support the Gemini for Android chatbot assistant will now be able to bring it up as an overlay on ...

  9. Ray tracing (graphics) - Wikipedia

    en.wikipedia.org/wiki/Ray_tracing_(graphics)

    As a demonstration of the principles involved in ray tracing, consider how one would find the intersection between a ray and a sphere. This is merely the math behind the line–sphere intersection and the subsequent determination of the colour of the pixel being calculated.