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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 ...
The International Code of Signals ( INTERCO) is an international system of signals and codes for use by vessels to communicate important messages regarding safety of navigation and related matters. Signals can be sent by flaghoist, signal lamp ("blinker"), flag semaphore, radiotelegraphy, and radiotelephony.
Signs of Directed Attention Fatigue include temporarily feeling unusually distractible, impatient, forgetful, or cranky when there is no associated illness. In more severe forms, it can lead to bad judgment, apathy, or accidents, and can contribute to increased stress levels. [citation needed]
Scientists at the University of California San Diego have created a prototype contact lens that is controlled by the eye's movements. Wearers can make the lenses zoom in or out by simply blinking ...
LeoLabs and its high-fidelity space radar track orbital debris better than ever — from New Zealand
A new technique can detect newer 4G ‘stingray’ cell phone snooping. Security researchers say they have developed a new technique to detect modern cell-site simulators. Cell site simulators ...
Discrete IR codes are their mirror opposites. The best example of why you'd want a discrete IR code is when you are trying to eliminate the complexity of your system by going to single remote. If ...
Sony’s new Spatial Reality Display (or SR Display), for example, uses eye-tracking technology to render believable 3D objects, without the need to wear 3D glasses or put on a VR headset. It's ...
The 3DS’s screen is 800×240, but the effective resolution is 400×240 (giving it a weird aspect ratio somewhere between 16:9 and 16:10, incidentally). If you want to display 1080p content using ...
Distraction is the process of diverting the attention of an individual or group from a desired area of focus and thereby blocking or diminishing the reception of desired information. Distraction is caused by: the lack of ability to pay attention; lack of interest in the object of attention; or the great intensity, novelty or attractiveness of ...