High-speed acoustic holography with arbitrary scattering objects
Recent advances in high-speed acoustic holography have enabled levitation-based
volumetric displays with tactile and audio sensations. However, current approaches do not …
volumetric displays with tactile and audio sensations. However, current approaches do not …
OptiTrap: Optimal trap trajectories for acoustic levitation displays
Acoustic levitation has recently demonstrated the ability to create volumetric content by
trap** and quickly moving particles along reference paths to reveal shapes in mid-air …
trap** and quickly moving particles along reference paths to reveal shapes in mid-air …
Frequency-multiplexed transmitted-wave manipulation with multifunctional acoustic metasurfaces
Passive metasurfaces are known for their fixed and usually single-wave manipulation
functionality, which limits their potential applications for diverse scenarios. To expand the …
functionality, which limits their potential applications for diverse scenarios. To expand the …
A deep learning approach for the fast generation of acoustic holograms
Acoustic holographic techniques are crucial in diverse applications, such as three-
dimensional holographic display and particle manipulation. However, conventional methods …
dimensional holographic display and particle manipulation. However, conventional methods …
Multi-frequency acoustic hologram generation with a physics-enhanced deep neural network
Q Lin, R Zhang, F Cai, Y Chen, J Ye, J Wang, H Zheng… - Ultrasonics, 2023 - Elsevier
Here, a physics-enhanced multi-frequency acoustic hologram deep neural network
(PhysNet_MFAH) method is proposed for designing multi-frequency acoustic holograms …
(PhysNet_MFAH) method is proposed for designing multi-frequency acoustic holograms …
Deep learning-empowered moving cascaded acoustic holography for high-fidelity and high-capacity acoustic holographic reconstruction
Q Lin, P Wang, F Cai, R Zhang, Y Mo, W Che, Y Li… - Applied Acoustics, 2024 - Elsevier
Acoustic holograms offer a promising platform for reconstructing complex acoustic fields with
high resolution in three dimensions. However, traditional design algorithms based on single …
high resolution in three dimensions. However, traditional design algorithms based on single …
Dynamics of an acoustically trapped sphere in beating sound waves
A focused acoustic standing wave creates a Hookean potential well for a small sphere and
can levitate it stably against gravity. Exposing the trapped sphere to a second transverse …
can levitate it stably against gravity. Exposing the trapped sphere to a second transverse …
Multi-plane acoustic hologram generation with a physics-enhanced neural network for micro-particle manipulation
R Zhang, F Cai, Q Lin, Y Mo, H Zheng - Applied Acoustics, 2023 - Elsevier
A physics-enhanced multi-plane acoustic hologram deep neural network
(PhysenNet_MPAH) approach is proposed for generating multi-plane acoustic hologram. By …
(PhysenNet_MPAH) approach is proposed for generating multi-plane acoustic hologram. By …
Acoustic Levitation and Acoustic Holograms
Acoustic levitation uses sound waves to trap and manipulate small objects in mid‐air without
physical contact. Acoustic holograms can be used to shape the sound field and levitate …
physical contact. Acoustic holograms can be used to shape the sound field and levitate …
Content Rendering for Acoustic Levitation Displays via Optimal Path Following
Recently, volumetric displays based on acoustic levitation have demonstrated the capability
to produce mid-air content using the Persistence of Vision (PoV) effect. In these displays …
to produce mid-air content using the Persistence of Vision (PoV) effect. In these displays …