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Android Project: Parking System

“he Parking System Project is a project that shows the number of empty parking lots. If there is no car in the parking lot, the LED will turn green and if there is a car in the parking lot, the …

Antenna system developed at Lincoln Laboratory aims to improve wireless communications

“In-band full-duplex techniques applied to a phased-array antenna may provide a tenfold speedup in data transmit and receive rates while supporting a rapidly increasing number of wireless devices. The use of wireless devices is exploding. Statista, an international research service …

Automatic Door Lock Using Arduino and IR Sensors

“Hello guys, welcome to another instructable. Have you ever wondered how the automatic doors in malls or offices work?? Well they consist of sensor mechanisms that senses the presence of humans and sends the signal to the control board which …

Big Improvements In Thin-Film Solar Cell Efficiency Now Possible

“Researchers at Penn State and Delaware have developed a theoretical method to improve the efficiency of thin-film solar cells by up to 33 percent. Flexible thin-film solar cells are needed to supply electrical power to fabrics, clothing, back packs and …

Blanket of light may give better quantum computers

“A ‘blanket’ of thousands of quantum-mechanically entangled light pulses has the potential to pave the way for more powerful quantum computers. Quantum mechanics is one of the most successful theories of natural science, and although its predictions are often counterintuitive …

Bode Analyzer using STM32F407 Discovery board

“Frequency domain analysis is very important to know more about any system/ circuit or transfer function that we deal with. And the first thought comes to our mind about frequency domain analysis is “Bode plot”. Bode plot is a combination …

Building single-atom qubits under a microscope

“Our team at IBM Research made a breakthrough in controlling the quantum behavior of individual atoms, demonstrating a versatile new building block for quantum computation. In the paper “Coherent spin manipulation of individual atoms on a surface,” published today in …

Chiming, Scrolling LED Matrix Clock

“Matrix clock with scrolling time, date, day of week, temp, humidity and event notifications. I wanted to build upon the clock logic I developed for the previous clock but put it into a more visible format. This clock is built …

Compiling a CPU, in a cheap FPGA board

“I am developing a strange habit - I keep “twisting” products from failed companies… into nice toys. For science! :-) After completing my AtomicPI saga, something else caught my attention - a very cheap FPGA board, that came out of yet another failed …

Cryptography Without Using Secret Keys

“White Paint as an Unclonable Key Most security applications, for instance access to buildings or digital signatures, use cryptographic keys that must at all costs be kept secret. That also is the weak link: who will guarantee that the key …