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How is the threshold value of the error rate determined in bb84 protocol?

Quantum key distribution

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The threshold value of the error rate in the BB84 protocol is determined based on the acceptable level of noise in the quantum channel. The error rate refers to the percentage of photons passing through the channel that are affected by errors or disturbances. If the error rate exceeds a certain threshold value, typically 27.6%, the communication should not be performed as it indicates a high level of noise or potential eavesdropping. The determination of this threshold value takes into account the imperfections of the physical devices and the channel itself, as well as the strategies employed by potential eavesdroppers . The goal is to ensure that the shared key generated between the sender and receiver is secure and not compromised by external factors or malicious attacks .

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Proceedings Article•DOI Decoy-state BB84 protocol using space division multiplexing in silicon photonics Davide Bacco, Yunhong Ding, Kjeld Dalgaard, Karsten Rottwitt, Leif Katsuo Oxenløwe - Show less +4 more 25 Jun 2017	The paper does not provide information on how the threshold value of the error rate is determined in the BB84 protocol.
Open access•Proceedings Article•DOI Quantum Bit Error Rate Analysis of the Polarization based BB84 Protocol in the Presence of Channel Errors Ágoston Schranz, Eszter Udvary - Show less +1 more 25 Feb 2019 1 Citations	The paper does not provide information on how the threshold value of the error rate is determined in the BB84 protocol.
Open access•Journal Article•DOI Quantum Key Distribution: Modeling and Simulation through BB84 Protocol Using Python3 Akwasi Adu-Kyere, Ethiopia Nigussie, Jouni Isoaho - Show less +2 more 01 Aug 2022-Sensors 3 Citations	The paper does not provide information on how the threshold value of the error rate is determined in the BB84 protocol.
Proceedings Article•DOI BB84 protocol simulation with applying of cascade error correction method Idris Turker, Mehmet Akif Nacar, Mehmet Emin Tenekeci - Show less +2 more 02 May 2018 2 Citations	The paper does not provide information on how the threshold value of the error rate is determined in the BB84 protocol.

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How does the presence of the hole affect the threshold?3 answersThe presence of a hole can greatly enhance the directionality of emission and leave the threshold gain intact in a two-dimensional model of a circular-disk microcavity laser. The crack growth from a circular hole in a cylindrical specimen can favor self-centering and highly circular crack growth, enabling tightly repeatable results especially for threshold testing. A dynamic threshold with hole padding algorithm is proposed to improve the efficiency and robustness of image binarization algorithms for fingerprint recognition. In InAlAs/InGaAs high electron mobility transistors, the potential profile changes as the sheet concentration of holes increases, leading to an increase in the threshold voltage. The presence of a double-hole structure in photonic-crystal surface-emitting lasers can affect the lasing wavelength and threshold pumping densities, with the lowest threshold mode switching as the double-hole shift exceeds a certain value.

What is the acceptable threshold for calibration of tobii?5 answersThe acceptable threshold for calibration of tobii is not mentioned in the provided abstracts.

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