Author: Kristen Brady

The 5G standards haven’t yet been set. According to AT&T’s network operation’s president, Bill Smith, 5G likely will be defined in the year 2018, and the 5G standards will be codified sometime within the year 2019 by a branch of the U.N., the International Telecommunications Union. The standards are going to determine what wireless technologies may be named “5G,” and what its characteristics have to include, like how quick it’s going to be.

For a while now, human beings have had the ability to both generate and detect all frequencies alongside the EMS (electromagnetic spectrum), and various kinds of EMS radiation may be used in various ways. For example, radio waves may be utilized to communicate. If focused, microwaves may be used to drastically heat targets up.

Electromagnetic warfare may be separated into two kinds: active, whereby directed energy is utilized to either disable, destroy or locate hostile targets, and passive, whereby the EMS is utilized to offer shielding or cloaking to allied units that operate in hostile territory.

Technologies which might be helpful for potential future adoption also are described, which include a new jamming system referred to as DRFM (Digital Radio Frequency Memory). The system, connected with ships and planes, has the ability to record an incoming signal, change it then send false returns to the enemy sensor. The device will represent a change in the kinds of EW utilized by the United States military: one which doesn’t overload hostile sensors, yet instead will deceive them.

The report showcases the worries of the increasing ballistic missile range acquired by possible hostile nations. To detect threats that are further away, more powerful electromagnetic spectrum sensors are needed, which inevitably are going to make them more detectable. The DoD will lament that the cloaking technologies, like the “cover pulse” technique, is not yet advanced enough to handle this.

The writers recommend that the newly developed EXCOM (EW executive committee) ought to oversee the implementation and development of a new vision for how United States forces will again dominate EW.

Amazon has uncovered a new hybrid delivery drone which may fly both vertically, as a helicopter able to land in customers’ backyards, as well as horizontally similar to a conventional plane. This drone may travel up to 15 miles at very high speed.

Last Sunday, the Internet retail giant introduced a video where the prototype is released by Jeremy Clarkson, the previous BBC presenter. The movie displays the unmanned aerial vehicle that rises up from an Amazon warehouse, and flies over pristine countryside, and lands on an Amazon logo put on a consumer’s lawn.

See it in action here:

This hybrid is conceived as Amazon Prime’s prototype workhorse, the futuristic delivery service aspiring to carry packages to consumer within thirty minutes of their order.

Amazon hopes that security features built in the vehicle, which include sensors such as “detect and avoid” which the retail giant says permit the drone to fly around obstacles, is going to overcome any concerns from government regulators – a few of whom have shown resistant to the concept of delivery drones – and consumers.

The helicopter function might be utilized to take the vehicle up to elevation then down to the consumer’s yard or doorstep. As the horizontal motor engages, the drone flies at up to 60 miles per hour, permitting quick delivery.

The hybrid aeroplane long has been the aspiration of flight engineers and already exists in numerous large-scale vehicles, which include the military Osprey. The retail giant’s prototype is considered to be the first efficient hybrid accomplished in a tiny unmanned drone of under 55 pounds.

Graphene, a technological device from the University of Manchester which was awarded the 2010 Nobel Prize in Physics, has been utilized to create flexible and tough water filtration devices, digital touchscreens, drug delivery systems, and enhanced night vision contact lenses. It is a veritable wonder material; just this year it has formed the basis of an additional technological innovation – a microphone almost 32 times more sensitive than standard ones. This new invention is defined in the journal 2D Materials.

The graphene membrane, a mere 30 carbon atoms thick, was cultivated on a nickel-based foil utilizing a process called CVD (chemical vapor deposition). Within CVD, reactive, gaseous materials (like methane, a compound containing carbon) interact with a substrate, (the foil), to generate graphene. Following the graphene sheets beginning to crystallize out upon the foil, the nickel carefully was removed.

Normally, microphone performance is measured and tested by recording a sequence of sound waves over a frequency range, from the low 10 hertz to the higher 24 kilohertz – around the entire hearing range. Frequency is associated with a sound’s “pitch,’ whereby the amplitude is associated with its “loudness.” Sound waves that increase in frequency yet remain at consistent amplitudes were blasted at this graphene foil.

The more the membrane’s vibration matches up with the sound wave’s wave pattern, the more sensitive its’ deemed to be. The results, as compared with regular nickel-based membranes, were amazing. It exhibited a 32-fold rise in sensitivity around a substantial portion of the audio spectrum: 11 kilohertz, around a dizzying range of amplitudes.