IP Library Granted Patent US 12,244,342
Granted Patent B2
US 12,244,342 · App. 18/314,521 · Granted Mar 4, 2025

Methods, devices, and systems for integration, beam forming and steering of ultra-wideband, wireless optical communication devices and systems

Inventors: Mohammad Ali Khatibzadeh (Cary, NC); Arunesh Goswami (Raleigh, NC); Morteza Abbasi (Raleigh, NC)
Assignee: Lumeova, Inc.
H04B10/112H04B10/1123H04B10/29H04B10/2914H04B10/501H04B10/502H04B10/61H04B10/67H04B10/695G02B5/20G02B5/3025H04B2210/003
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Quick Facts
Patent No.
US 12,244,342
App. No.
18/314,521
Granted
Mar 4, 2025
Kind
B2
Abstract

Disclosed herein are methods, devices, and system for beam forming and beam steering within ultra-wideband, wireless optical communication devices and systems. According to one embodiment, a free space optical (FSO) communication apparatus is disclosed. The FSO communication apparatus includes an array of optical sources wherein each optical source of the array of optical sources is individually controllable and each optical source configured to have a transient response time of less than 500 picoseconds (ps).

Claims (27)

1. An electronically steerable optical device comprising:

a reflector disk; and

a plurality of optical sources implemented on a plurality of optical die and mechanically positioned at a focal plane of the reflector disk, wherein:

each optical die of the plurality of optical die comprises a plurality of epitaxial layers; and

each plurality of epitaxial layers includes at least one of gallium arsenide (GaAs), gallium nitride (GaN), and gallium antimonide (GaSb).

2. The electronically steerable optical device of claim 1 , wherein the reflector disk is configured to provide an increase of an effective aperture size of the plurality of optical sources.

3. The electronically steerable optical device of claim 1 , wherein the plurality of optical sources is implemented within an optical transmitter array module.

4. The electronically steerable optical device of claim 3 , wherein each optical source within the plurality of optical sources is a coherent optical source.

5. The electronically steerable optical device of claim 3 , wherein each optical source within the plurality of optical sources is a non-coherent optical source.

6. The electronically steerable optical device of claim 1 , wherein the plurality of optical sources is mechanically positioned in an approximate dome arrangement.

7. The electronically steerable optical device of claim 6 , wherein each optical source within the plurality of optical sources is electronically selectable to provide optical steering.

8. The electronically steerable optical device of claim 1 , wherein the plurality of optical sources and the reflector disk are configured to provide free space optical (FSO) communications.

9. A free space optical (FSO) system comprising:

an electronically steerable optical transmit device comprising:

a first reflector disk; and

a plurality of optical sources implemented on a first plurality of optical die and mechanically positioned at a first focal plane of the first reflector disk;

and

an electronically steerable optical receive device comprising:

a second reflector disk; and

a plurality of optical receivers implemented on a second plurality of optical die and mechanically positioned at a second focal plane of the second reflector disk, wherein:

each optical die of the first and second plurality of optical die comprises a plurality of epitaxial layers; and

each plurality of epitaxial layers includes at least one of gallium arsenide (GaAs), gallium nitride (GaN), and gallium antimonide (GaSb).

10. An electronically steerable optical device comprising:

a reflector disk; and

a plurality of optical receivers implemented on a plurality of optical die and mechanically positioned at a focal plane of the reflector disk, wherein:

each optical die of the plurality of optical die comprises a plurality of epitaxial layers; and

each plurality of epitaxial layers includes at least one of gallium arsenide (GaAs), gallium nitride (GaN), and gallium antimonide (GaSb).

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 9, 2023
From: KHATIBZADEH, MOHAMMAD ALI; GOSWAMI, ARUNESH; ABBASI, MORTEZA
To: LUMEOVA, INC.
Reel/Frame 063584/0204 →
Continuity (5)
Continuation 17670794 · Feb 14, 2022
Continuation 16916414 · Jun 30, 2020
Continuation PCTUS2019018411 · Feb 18, 2019
Provisional Application 62634958 · Feb 26, 2018
Related Publication 20230283372A1 · Sep 7, 2023
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