CN-111868926-B - Display assembly with electronic simulated transparency

Abstract

In one embodiment, an electronic display assembly includes a circuit board, a first microlens layer on a first side of the circuit board, and a second microlens layer on a side of the circuit board opposite the first microlens layer. The first microlens layer includes a first plurality of microlenses, and the second microlens layer includes a second plurality of microlenses. The electronic display assembly also includes an image sensor layer adjacent the first microlens layer, and a display layer adjacent the second microlens array. The image sensor layer includes sensor pixels for detecting incoming light passing through the first microlenses, and the display layer includes display pixels for emitting light through the second microlenses. The electronic display component simulates transparency by emitting light from the second microlens at an angle corresponding to the angle of the detected incoming light passing through the first microlens.

Inventors

• M. A. ramkin
• K. M. lingenberg
• J. D. ramkin

Assignees

• 洛克希德·马丁公司

Dates

Publication Date

20260505

Application Date

20190123

Priority Date

20180207

Claims (16)

1. 1. An electronic display assembly, comprising: A circuit board; a first microlens layer located on a first side of the circuit board, the first microlens layer including a first plurality of microlenses; a second microlens layer located on an opposite side of the circuit board from the first microlens layer, the second microlens layer including a second plurality of microlenses; An image sensor layer adjacent to the first microlens layer, the image sensor layer comprising a plurality of sensor pixels configured to detect incoming light passing through the first plurality of microlenses; A display layer adjacent to the second microlens layer, the display layer comprising a plurality of display pixels configured to emit light through the second plurality of microlenses; a logic cell layer coupled to the circuit board, the logic cell layer comprising one or more logic cells configured to simulate transparency by directing signals from the plurality of sensor pixels to the plurality of display pixels, to emit light from the second plurality of microlenses at an angle corresponding to the angle of the detected incoming light through the first plurality of microlenses, Wherein the display layer is coupled to the logic cell layer, Wherein the image sensor layer is coupled to the circuit board, and Wherein the logic cell layer is located between the display layer and the circuit board.
2. 2. The electronic display assembly of claim 1, wherein: The first plurality of microlenses being oriented in a first direction, and The second plurality of microlenses are oriented in a second direction 180 degrees from the first direction.
3. 3. The electronic display assembly of claim 1, wherein the circuit board is flexible.
4. 4. The electronic display component of claim 1, wherein simulating transparency comprises emitting light from the second plurality of microlenses such that an image is displayed that matches an image that would be seen in the absence of the electronic display component.
5. 5. The electronic display assembly of claim 1, wherein each microlens of the first and second plurality of microlenses comprises a three-dimensional shape with a collimating lens located at one end of the three-dimensional shape, the three-dimensional shape comprising: Triangular polyhedrons; a rectangular parallelepiped; Pentagonal polyhedrons; hexagonal polyhedrons; Heptagon polyhedron, or Octagonal polyhedron.
6. 6. The electronic display assembly of claim 5, wherein each of the first and second plurality of microlenses further comprises a plurality of opaque walls configured to prevent light leakage into adjacent microlenses.
7. 7. An electronic display assembly, comprising: A circuit board; a first microlens layer located on a first side of the circuit board, the first microlens layer including a first plurality of microlenses; a second microlens layer located on an opposite side of the circuit board from the first microlens layer, the second microlens layer including a second plurality of microlenses; An image sensor layer adjacent to the first microlens layer and coupled to the first side of the circuit board, the image sensor layer including a plurality of sensor pixels configured to detect incoming light passing through the first plurality of microlenses, and A display layer adjacent to the second microlens layer and coupled to the opposite side of the circuit board, the display layer comprising a plurality of display pixels configured to emit light through the second plurality of microlenses; Wherein the electronic display assembly is configured to simulate transparency by emitting light from the second plurality of microlenses at an angle corresponding to the angle of the detected incoming light passing through the first plurality of microlenses.
8. 8. The electronic display assembly of claim 7, wherein: The first plurality of microlenses being oriented in a first direction, and The second plurality of microlenses are oriented in a second direction 180 degrees from the first direction.
9. 9. The electronic display assembly of claim 7, wherein the circuit board is flexible.
10. 10. The electronic display component of claim 7, wherein simulating transparency comprises emitting light from the second plurality of microlenses such that an image is displayed that matches an image that would be seen in the absence of the electronic display component.
11. 11. The electronic display assembly of claim 7, wherein each microlens of the first and second plurality of microlenses comprises a three-dimensional shape with a collimating lens located at one end of the three-dimensional shape, the three-dimensional shape comprising: Triangular polyhedrons; a rectangular parallelepiped; Pentagonal polyhedrons; hexagonal polyhedrons; Heptagon polyhedron, or Octagonal polyhedron.
12. 12. The electronic display assembly of claim 11, wherein each of the first and second plurality of microlenses further comprises a plurality of opaque walls configured to prevent light from leaking into adjacent microlenses.
13. 13. A method of manufacturing an electronic display, the method comprising: Forming a plurality of unit attachment positions on the circuit board, each unit attachment position corresponding to one of the plurality of display units and one of the plurality of sensor units; Coupling a plurality of sensor units to a first side of a circuit board, each sensor unit coupled to a respective one of the unit attachment locations, and Coupling a plurality of display units to a second side of the circuit board opposite the first side, each display unit coupled to a respective one of the unit attachment locations; Coupling a first plurality of microlenses to the plurality of sensor units, and A second plurality of microlenses is coupled to the plurality of display units.
14. 14. The method of manufacturing an electronic display of claim 13, further comprising coupling a plurality of logic units between the circuit board and the plurality of display units.
15. 15. The method of manufacturing an electronic display of claim 13, further comprising coupling a plurality of logic units between the circuit board and the plurality of sensor units.
16. 16. The method of manufacturing an electronic display of claim 13, wherein each microlens of the first and second plurality of microlenses comprises: A three-dimensional shape, a collimating lens positioned at one end of the three-dimensional shape, the three-dimensional shape comprising: Triangular polyhedrons; a rectangular parallelepiped; Pentagonal polyhedrons; hexagonal polyhedrons; Heptagon polyhedron, or Octagonal polyhedron, and A plurality of opaque walls configured to prevent light from leaking into adjacent microlenses.

Description

Display assembly with electronic simulated transparency Technical Field The present disclosure relates generally to light field displays and cameras, and more particularly to display assemblies with electronic simulated transparency. Background Electronic displays are used in a variety of applications. For example, displays are used in smart phones, laptop computers, and digital cameras. In addition to electronic displays, some devices (such as smartphones and digital cameras) may also include image sensors. Although some cameras and electronic displays capture and reproduce light fields separately, light field displays and light field cameras are typically not integrated with each other. Disclosure of Invention In one embodiment, an electronic display assembly includes a circuit board, a first microlens layer on a first side of the circuit board, and a second microlens layer on a side of the circuit board opposite the first microlens layer. The first microlens layer includes a first plurality of microlenses, and the second microlens layer includes a second plurality of microlenses. The electronic display assembly also includes an image sensor layer adjacent to the first microlens layer. The image sensor layer includes a plurality of sensor pixels configured to detect incoming light passing through the first plurality of microlenses. The electronic display assembly also includes a display layer adjacent to the second microlens array. The display layer includes a plurality of display pixels configured to emit light through the second plurality of microlenses. The electronic display assembly also includes a logic cell layer coupled to the circuit board. The logic cell layer includes one or more logic cells configured to simulate transparency by directing signals from the plurality of sensor pixels to the plurality of display pixels to emit light from the second plurality of microlenses at an angle corresponding to the angle of the detected incoming light passing through the first plurality of microlenses. In another embodiment, an electronic display assembly includes a circuit board and a first microlens layer on a first side of the circuit board. The first microlens layer includes a first plurality of microlenses. The electronic display assembly further includes a second microlens layer located on an opposite side of the circuit board from the first microlens layer. The second microlens layer includes a second plurality of microlenses. The electronic display assembly further includes an image sensor layer adjacent to the first microlens layer. The image sensor layer includes a plurality of sensor pixels configured to detect incoming light passing through the first plurality of microlenses. The electronic display assembly further includes a display layer adjacent to the second microlens array. The display layer includes a plurality of display pixels configured to emit light through the second plurality of microlenses. The electronic display assembly is configured to simulate transparency by emitting light from the second plurality of microlenses at an angle corresponding to the angle of the detected incoming light passing through the first plurality of microlenses. In another embodiment, a method of manufacturing an electronic display includes forming a plurality of cell attachment locations on a circuit board, coupling a plurality of sensor cells to a first side of the circuit board, and coupling a plurality of display cells to a second side of the circuit board opposite the first side. Each unit attachment location corresponds to one of the plurality of display units and one of the plurality of sensor units. Each sensor unit is coupled to a respective one of the unit attachment locations, and each display unit is coupled to a respective one of the unit attachment locations. The method of manufacturing an electronic display further includes coupling a first plurality of microlenses to the plurality of sensor units, and coupling a second plurality of microlenses to the plurality of display units. The present disclosure provides several technical advantages. Some embodiments provide for complete and accurate re-creation of the target light field while remaining lightweight and comfortable to wear by the user. Some embodiments provide a thin electronic system that provides both opacity and controllable one-way simulated transparency, as well as digital display capabilities such as Virtual Reality (VR), augmented Reality (AR), and Mixed Reality (MR). Some embodiments provide a direct sensor to display system that uses direct correlation of input pixels to corresponding output pixels to avoid the need for image conversion. For some systems, this reduces complexity, cost, and power requirements. Some embodiments provide an intra-layer signal processing structure that provides locally distributed processing of large amounts of data (e.g., 160k of image data or more), thereby avoiding bottlenecks and performance, po