Optical authentication based on moiré effect of nonlinear gratings in phase spac

ADCT-BasedWatermarkingTechniqueforImageAuthentication

Touchless-based fingerprint recognition technology is thought to be an alternative to touch-based sy

提出一种基于双光束干涉的分级身份认证方法. 本方法通过同时验证用户的"口令"和"相位钥"以实现对用户身份的双重安全认证. 它不仅可以判断某个用户是否合法, 还能

Authentication Method for Splicing Images Based on Luminance Analysis

Ticket-based handoff authentication for wireless mesh networks

A multiple-image authentication method with a cascaded multilevel architecture in the Fresnel domain

Conventional authentication schemes that use fragile watermarks can often lead to irreversible image

Amplification and phase regeneration can be realized using a phase-sensitive amplifier (PSA). The ph

Tunable and integrated RF photonic phase shifter based on phase modulation and FBG filtering

Engineering the Phase Front of Light with Phase-Change Material Based Planar lenses