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Transmission of Superoscillations
S Zarkovsky1, Y Ben-Ezra2, M Schwartz2,3
1Faculty of Electrical Engineering, Holon Institute of Technology (HIT), 52 Golomb St., Holon, 5810201, Israel. segev.zar@gmail.com.
Scientific Reports
|April 5, 2020
Summary
Superoscillation, a phenomenon defying traditional signal limits, has been experimentally demonstrated passing through low-pass filters. This groundbreaking research shows super-narrow pulses can transmit through simple systems, challenging established physics principles.
Area of Science:
- Physics
- Signal Processing
- Wave Phenomena
Background:
- Conventional understanding dictates signals bandlimited by sigma (σ) cannot exceed certain oscillation frequencies.
- Superoscillation is a phenomenon that challenges this widely accepted principle.
- Temporal superoscillations are rarely demonstrated and often considered a theoretical curiosity.
Purpose of the Study:
- To experimentally demonstrate the transmission of superoscillating signals through commercial low-pass filters.
- To provide insights into the transmission characteristics of super-narrow pulses.
- To show that superoscillation can be observed in a simple experimental system.
Main Methods:
- Experimental demonstration of temporal superoscillation.
- Utilizing commercial low-pass filters to test signal transmission.
- Description of the experimental setup for observing super-narrow pulses.
Main Results:
- Successful experimental transmission of superoscillating signals through low-pass filters.
- Observation of super-narrow pulses passing through standard filtering systems.
- Validation of superoscillation transmission in a practical, albeit simple, setup.
Conclusions:
- The phenomenon of superoscillation can be experimentally transmitted through common low-pass filters.
- Super-narrow pulses are not merely a mathematical concept but can be practically transmitted.
- A simple experimental system is sufficient to demonstrate the transmission of superoscillating signals, making the phenomenon less esoteric.
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