IP Library › Granted Patent US 11,742,957
Granted Patent B1
US 11,742,957 · App. 17/725,709 · Granted Aug 29, 2023

Glass panel as high-speed optical interconnect

Inventor: Thiago Laserra Lima (Sterling Heighls, MI)
Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
H04B10/801B60J1/20
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Quick Facts
Patent No.
US 11,742,957
App. No.
17/725,709
Granted
Aug 29, 2023
Kind
B1
Abstract

Aspects of the disclosure include equipment and process schemes for using a glass panel of a vehicle as a high-speed optical interconnect. An exemplary method can include forming a first insert in a first region of a glass panel of a vehicle and a second insert in a second region of the glass panel. A light emitter can be placed on a surface of the first insert. A light receiver can be placed on a surface of the second insert. The method can include injecting, by the light emitter, light into the first insert. The method can include receiving, by the light receiver, the light at the surface of the second insert.

Claims (35)

1. A method comprising:

forming a first insert in a first region of a glass panel of a vehicle and a second insert in a second region of the glass panel, wherein the first insert and the second insert each comprise a polished transparent material having a surface variation of less than 3 percent;

placing a light emitter on a surface of the first insert;

placing a light receiver on a surface of the second insert;

injecting, by the light emitter, light into the first insert; and

receiving, by the light receiver, the light at the surface of the second insert.

2. The method of claim 1 , wherein the light passes between the first insert and the second insert in a direction parallel to a major surface of the glass panel.

3. The method of claim 1 , wherein forming the first insert comprises:

forming a polished groove in the glass panel; and

inserting the first insert into the polished groove.

4. The method of claim 1 , wherein forming the first insert comprises molding the first insert into the glass panel during manufacture of the glass panel.

5. The method of claim 1 , wherein an end of the first insert terminates within the glass panel at a depth of 10 to 90 percent a thickness of the glass panel.

6. The method of claim 1 , wherein the light emitter defines a portion of a communication hub on the surface of the first insert and the light receiver defines a portion of a control object on the surface of the second insert.

7. The method of claim 6 , wherein the control object comprises one or more of a camera, a display, a rain sensor, an air quality sensor, a driver monitor, a passenger monitor, and a microphone.

8. The method of claim 6 , wherein the communication hub uses the glass panel as an optical communication layer to exchange data with the control object.

9. The method of claim 8 , wherein the communication hub negotiates with the control object to communicate over the optical communication layer at a defined wavelength or frequency of light.

10. A system for using a glass panel of a vehicle as a high-speed optical interconnect, the system comprising:

a polished groove formed in the glass panel;

a first insert formed in a first region of the glass panel of the vehicle, wherein the first insert is positioned within the polished groove;

a second insert formed in a second region of the glass panel of the vehicle;

a light emitter positioned on a surface of the first insert, the light emitter configured to inject light into the first insert; and

a light receiver positioned on a surface of the second insert, the light receiver configured to receive the light at the surface of the second insert.

11. The system of claim 10 , wherein the light emitter and the light receiver are configured to pass the light between the first insert and the second insert in a direction parallel to a major surface of the glass panel.

12. The system of claim 11 , wherein the first insert and the second insert each comprise a polished transparent material having a surface variation of less than 3 percent.

13. The system of claim 10 , wherein the first insert and the glass panel comprise a monolithic structure molded together during manufacture of the glass panel.

14. The system of claim 10 , wherein an end of the first insert terminates within the glass panel at a depth of 10 to 90 percent a thickness of the glass panel.

15. The system of claim 10 , wherein the light emitter defines a portion of a communication hub on the surface of the first insert and the light receiver defines a portion of a control object on the surface of the second insert.

16. The system of claim 15 , wherein the control object comprises one or more of a camera, a display, a rain sensor, an air quality sensor, a driver monitor, a passenger monitor, and a microphone.

17. The system of claim 15 , wherein the communication hub is configured to use the glass panel as an optical communication layer to exchange data with the control object.

18. The system of claim 17 , wherein the communication hub is configured to negotiate with the control object to communicate over the optical communication layer at a defined wavelength or frequency of light.

19. A system for using a glass panel of a vehicle as a high-speed optical interconnect, the system comprising:

a first insert formed in a first region of the glass panel of the vehicle, wherein an end of the first insert terminates within the glass panel at a depth of 10 to 90 percent a thickness of the glass panel;

a second insert formed in a second region of the glass panel of the vehicle;

a light emitter positioned on a surface of the first insert, the light emitter configured to inject light into the first insert; and

a light receiver positioned on a surface of the second insert, the light receiver configured to receive the light at the surface of the second insert.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 21, 2022
From: LASERRA LIMA, THIAGO
To: GM GLOBAL TECHNOLOGY OPERATIONS LLC
Reel/Frame 059746/0522 →
Cited By (1)
US 12,387,689