Digital Signal Processing

2609 Submissions

[2] ai.viXra.org:2609.0028 [pdf] submitted on 2026-09-11 20:26:42

Arnold's Bifurcation Principle Applied to Radio Link Failure and Beam Failure Early Warning in Cellular Networks (4G/5G/6G)

Authors: Prakash Vaithyanathan
Comments: 11 Pages.

Mobile phone connections drop for two related reasons: a narrow mmWave beam gets blocked, or a link of any kind simply fades out because the phone has moved into a weak-coverage spot. Both problems are handled today by mechanisms that only react after the signal has already gone bad. This paper describes one small, fixed, dedicated hardware controller — not a piece of software — that watches the ordinary signal-quality numbers a phone or base station already measures, and raises a warning before either kind of failure happens. We show, on two separate synthetic examples, that the same fixed controller gives an early warning before both the mmWave beam failure and the general radio link failure mechanisms would fire on their own. We explain in plain terms why this only works well as dedicated hardware and not as software running on a shared processor. All results here are from simulated data; the next step is testing on real network measurement logs.
Category: Digital Signal Processing

[1] ai.viXra.org:2609.0023 [pdf] submitted on 2026-09-10 01:45:10

Arnold’s Bifurcation Principle Applied to Optical Network Soft-Failure Early Warning

Authors: Prakash Vaithyanathan
Comments: 8 Pages.

Optical transport networks— the fiber links carrying telecom and data-center traffic— candevelop "soft failures": a slowly aging amplifier, a worn connector, or a degrading splice that gradually weakens the signal long before it fails outright. Today’s protection mechanism only reacts once the signal quality has already dropped far enough, several times in a row, to cross a fixed threshold. This paper applies Arnold’s Bifurcation Principle— the same fixed, training free method already used in our earlier work on hemodialysis vascular access, drone wind-gust safety, cardiac arrhythmia warning, and 5G/6G radio-link failure— to the optical signal-to-noise ratio (OSNR) measurement a fiber-optic network already monitors. On a single synthetic run, the method gives a meaningful early warning before the existing reactive protection-switching mechanism itself would fire, using a small, dedicated hardware controller rather than software.All results here are from simulated data; the next step is testing on real network logs.
Category: Digital Signal Processing