JPWO2021011232A5

JPWO2021011232A5 -

Info

Publication number: JPWO2021011232A5
Application number: JP2022500729A
Authority: JP
Publication date: 2023-07-04

Claims

A three-dimensional (3D) display system comprising:
a peg array comprising a plurality of pegs, each peg being individually addressable and configured to move along at least one axis;
an electromagnetic field configured to induce a magnetic force on at least one peg of the plurality of pegs to move the at least one peg of the plurality of pegs to an actuated position along the at least one axis; , wherein the induction array includes a first electromagnetic coil of the plurality of electromagnetic coils and a second electromagnetic coil of the plurality of electromagnetic coils. electromagnetic coils, wherein the first electromagnetic coil of the plurality of electromagnetic coils is configured to generate a first electromagnetic field, and the second electromagnetic coil of the plurality of electromagnetic coils comprises: an inductive array configured to generate a second electromagnetic field opposite the first electromagnetic field;
a display screen configured to expand into a 3D topography via contact with at least one peg of the plurality of pegs in the actuated position;
A 3D display system comprising:

The first electromagnetic field is applied to the at least one peg of the plurality of pegs to move the at least one peg of the plurality of pegs along the at least one axis in a first direction. configured to induce a first magnetic force against said second electromagnetic field, said second electromagnetic field causing said at least one peg of said plurality of pegs to move along said at least one axis opposite said first direction; configured to induce a second magnetic force on said at least one peg of said plurality of pegs for movement in a second direction of said first magnetic force and said second magnetic force comprising: configured to hold the at least one peg of the plurality of pegs in equilibrium in the actuated position;
3. The 3D display system of claim 1.

a controller configured to cause current to flow through at least one electromagnetic coil of the plurality of electromagnetic coils corresponding to the at least one peg of the plurality of pegs to generate the electromagnetic field, the controller , configured to change the current to change the position of the at least one peg of the plurality of pegs;
3. The 3D display system of claim 1.

The at least one peg of the plurality of pegs is configured to interact with the electromagnetic field to induce a magnetic force on the at least one peg of the plurality of pegs. Including peg coil,
3. The 3D display system of claim 1.

an optical generator configured to facilitate display of an image on the display screen;
3. The 3D display system of claim 1.

the optical generator comprises a projector;
6. The 3D display system of claim 5.

The optical generator includes a light source in or attached to an end face of the at least one peg of the plurality of pegs, the end face of the at least one peg of the plurality of pegs comprising: configured to contact the display screen;
6. The 3D display system of claim 5.

an alignment support including a plurality of apertures configured to operate through the plurality of pegs, wherein the at least one peg of the plurality of pegs extends along the at least one axis; configured to operate through a corresponding at least one aperture of the plurality of apertures;
3. The 3D display system of claim 1.

the induced magnetic force on the at least one peg of the plurality of pegs is counteracted by the tension acting on the at least one peg of the plurality of pegs by the display screen;
3. The 3D display system of claim 1.

the display screen comprises an elastic material having a transmittance greater than 50 percent;
3. The 3D display system of claim 1.

A three-dimensional (3D) display,
a peg array including a plurality of pegs;
a peg drive system configured to actuate at least one peg of the plurality of pegs from a first position to a second position such that the peg array forms a particular topography;
An optical generator configured to emit light from a surface of one or more pegs of said plurality of pegs, said light generator being emitted from said one or more pegs of said plurality of pegs. an optical generator, wherein the light forms an image corresponding to the particular topography;
a display screen positioned between a viewing area and the peg array and in contact with the peg array;
wherein the particular topography is perceived via one or more protrusions from the display screen, and the image is transmitted through the display screen;
A 3D display characterized by:

The peg drive system includes an inductive array including a plurality of electromagnetic coils configured to induce a magnetic force on the at least one peg of the plurality of pegs; one peg is configured to move relative to the plurality of electromagnetic coils when actuated from the first position to the second position;
12. The 3D display of claim 11.

The at least one peg of the plurality of pegs is disposed on or within the at least one peg of the plurality of pegs to operate with the at least one peg of the plurality of pegs. wherein the peg-coil density, the peg-coil thickness, or both vary along the length of the at least one peg of the plurality of pegs;
12. The 3D display of claim 11.

the peg drive system includes a reinforced printed circuit board (rPCB);
12. The 3D display of claim 11.

The optical generator comprises one or more light emitters disposed on the surface of the one or more pegs of the plurality of pegs and configured to emit light corresponding to a portion of the image. including a diode (LED),
12. The 3D display of claim 11.

The optical generator includes a plurality of fiber optic cables configured to emit light corresponding to a portion of the image, each fiber optic cable of the plurality of fiber optic cables being one of the plurality of pegs. terminating in corresponding surfaces of the one or more pegs of
12. The 3D display of claim 11.

wherein the surface of the one or more pegs of the plurality of pegs includes an end face, a side surface, or both of the one or more pegs of the plurality of pegs;
12. The 3D display of claim 11.

A method of providing a three-dimensional (3D) display, comprising:
one or more peg coils configured to induce a magnetic force on one or more magnetic peg coils of said one or more pegs of said peg array to move one or more pegs of said peg array to topography-related positions; supplying current to the electromagnetic coil;
illuminating one or more light sources disposed on the tips, sides, or both of the one or more pegs of the peg array and configured to display at least a portion of an image;
of the one or more pegs of the peg array such that the image corresponding to the topography is displayed while the one or more pegs of the peg array are in the position associated with the topography. coordinating movement with turning on the one or more light sources;
A method comprising:

receiving 3D content and processing the 3D content into motion data and image data, wherein the motion of the one or more pegs of the peg array is based on the motion data and the one or more light sources; The lighting of is based on the image data,
19. The method of claim 18.