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The new credit card-sized devices (for prototypes) can interact with each other and alert their users without the use of batteries. They pass information between them by deflecting or swallowing radio signals that already exist in the air around them. [Courtesy of University of Washington]

Wireless communication method without battery

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Image 2: An example of an electrical signal source (not necessarily the one mentioned in the interview). The input contacts are on the left in gray, and the output is on the right. The dimensions of the chip are 400 x 250 micrometers (10-6 meters). Image source: Bassam Hamisi, Tel Aviv University

So what do you do there at the university? Chapter 5 Can it be faster please? - on designing circuits at high radio frequencies

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Iron Dome system. Photo: IAI

A multi-armed radar of the Aerospace Industry participated in the successful tests carried out by the security system in recent days in the "Iron Dome" system.

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Elbit Systems launches a system for satellite communication in motion

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The satellite as a wireless communication network

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