IP Library Granted Patent US 12,491,703
Granted Patent B2
US 12,491,703 · App. 17/440,042 · Granted Dec 9, 2025

Interactive system for a vehicle

Inventors: Naveinah Chandrasekaran (Tamil Nadu, IN); Balasubramaniyan N (Tamil Nadu, IN); Robin C Jayaram (Kerala, IN); Arunvel Thangamani (Tamil Nadu, IN)
Assignee: SAINT-GOBAIN SEKURIT FRANCE
B32B17/10036B32B17/10541B60K35/10B60K35/22B60K35/60B60K35/81B32B2457/20B32B2605/08B60K35/28B60K35/80B60K35/85B60K2360/119B60K2360/168B60K2360/332B60K2360/56B60K2360/589B60K2360/592B60K2360/785
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Quick Facts
Patent No.
US 12,491,703
App. No.
17/440,042
Granted
Dec 9, 2025
Kind
B2
Abstract

An interactive system for a vehicle using a display unit integrated on the windshield. The system receives user inputs and control the display unit based on the user input is disclosed. The system includes a display unit, which is present on the windshield of the rear window glazing, side window glazing or roof glazing of a vehicle. The display unit is composed of one or more illumination devices sandwiched between a first substrate and a second substrate of the glass assembly. The display unit is configured to display patterns, emoticons with varying intensity of illumination, frequency and color. The system further includes a sensor unit with a plurality of sensors that monitors condition and status of the vehicle. The processing unit is configured to control the display unit based on user actions and data received from the data retrieving unit.

Claims (33)

1 . An interactive display system for a vehicle using a laminated glass, the system comprising:

a display unit comprising one or more illumination devices sandwiched between a first substrate and a second substrate of the laminated glass, the one or more illumination devices being viewed from at least exterior of the vehicle or interior of the vehicle or both;

a processing unit embedded on the vehicle and communicatively coupled with the display unit, wherein the processing unit is configured to receive user input from an input device;

a data acquisition unit communicatively coupled with the processing unit, wherein the data acquisition unit is configured to receive sensor output from a sensor unit present in the vehicle, and wherein, the processing unit is configured to generate a command signal to interactively control the display unit in response to at least the user input and the output data from the sensor unit;

a remote control device communicatively coupled to the processing unit, wherein the processing unit is configured to control the display unit and illumination of the display unit based on proximity of the remote control device to the vehicle, and wherein the processing unit comprises a power convertor that is configured to modify a voltage output in the command signal to optimize voltage conditions, and

a server system communicatively coupled with the processing unit via a network, wherein the server system is configured to receive the command signal from the processing unit.

2 . The system as claimed in claim 1 , wherein the command signal is used to control display unit to display one or more patterns, emoticons, and modify illumination selectively in the one or more illumination devices.

3 . The system as claimed in claim 1 , wherein the command signal is configured to selectively activate or de-activate the one or more illumination devices in the display unit.

4 . The system as claimed in claim 1 , wherein the command signal is used to control the display unit to selectively display sensor data received from the sensor unit, and the sensor data is selected from a group of fuel indicator, temperature data, seat-belt indicator, noise level, illumination level, operative temperature, thermal comfort level, air quality, directional indicator, heater, defroster, door open status indicator, head lamp indication, EV battery indication, and a combination thereof.

5 . The system as claimed in claim 1 , wherein the sensor unit is located on the glazing.

6 . The system as claimed in claim 1 , wherein the remote control device is communicatively coupled to the display unit to control illumination of the display unit.

7 . The system as claimed in claim 1 , wherein the remote control device is configured to communicate with the processing unit using a wireless communication protocol.

8 . The system as claimed in claim 1 , comprises an input device that communicates with the processing unit to activate and de-activate the display unit, wherein the input device is a microphone, a touch sensor, and a gesture sensor.

9 . The system as claimed in claim 1 , wherein the processing unit comprises an engine control unit, a memory, a power convertor, a light control unit and a wireless communication module.

10 . The system as claimed in claim 9 , wherein the processing unit is configured to control the power output to the display unit and thereby modify the duration of illumination, frequency of illumination and luminosity of illumination; and

the processing unit is further configured to receive sensor output data from the sensor unit to display one or more sensor output data on the display unit.

11 . The system as claimed in claim 1 , wherein the one or more illumination devices is one of organic light-emitting diode (OLED), light emitting diode (LED), electroluminescent display.

12 . The system as claimed in claim 1 , wherein the display unit is embedded on a windshield, rear window glazing, side window glazing or roof glazing of a vehicle, and is one of transparent, opaque, semi-transparent and disposed on a visible region of the windshield or disposed behind a ceramic region of the windshield.

13 . The system as claimed in claim 1 , wherein the processing unit displays pre-defined patterns, characters, icons/emoticons, and light guides on the display unit in response to user actions.

14 . The system as claimed in claim 13 , wherein the user actions comprise but not limited to acceleration, braking, gear change and voice command.

15 . The system as claimed in claim 1 , wherein the server system determines status of a user in response to the command signal and update the status in social networking websites linked to a user of the vehicle.

16 . The system as claimed in claim 1 , wherein the processing unit is configured to transmit data to the server system through a mobile application present in the remote control device.

17 . The system as claimed in claim 1 , wherein the sensor unit comprises one or more sensors selected from a group comprising of temperature sensor, relative air humidity sensor, air quality sensor, taximeter function sensor, location sensor, displacement sensor, obstacle detection sensor, accelerometer, alcohol sensor, Wi-Fi level sensor, illuminiscence sensor, acoustic sensor, proximity sensor, occupancy level sensor, sleepiness sensor, imaging sensor or combination thereof.

18 . A method of triggering a display unit in the interactive display system in a vehicle, where the display unit comprises one or more illumination devices sandwiched between a first substrate and a second substrate of a laminated glass of the vehicle glazing, the one or more illumination devices being viewed from at least exterior of the vehicle or interior of the vehicle or both, the method comprising:

receiving, by a data acquisition unit, an output data from a sensor unit present in the vehicle;

transmitting the output data to a processing unit;

receiving user inputs by the processing unit;

generating a command signal by the processing unit in response to the user input and output data;

triggering the display unit, by the command signal, wherein the display unit is configured to display patterns, emoticons on at least exterior of the vehicle or interior of the vehicle or both, wherein the command signal includes a voltage output which is varied to modify the luminance in the display unit;

establishing communication of a remote control device with the processing unit to control display unit; and

establishing communication of the processing unit with a server system through a mobile application to transmit output data from the processing unit to a server system;

wherein the step of controlling the display unit comprises controlling the amplitude of the power supplied to the display unit and thereby controlling the duration of illumination, frequency of illumination and luminosity of illumination in the display unit,

wherein the processing unit controls the display unit and illumination of the display unit based on proximity of the remote control device to the vehicle, and wherein the processing unit comprises a power convertor that is configured to modify the voltage output in the command signal to optimize voltage conditions.

Assignments (2)
NUNC PRO TUNC ASSIGNMENT Recorded May 16, 2025
From: SAINT-GOBAIN GLASS FRANCE
To: SAINT-GOBAIN SEKURIT FRANCE
Reel/Frame 071969/0743 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 16, 2021
From: CHANDRASEKARAN, NAVEINAH; N, BALASUBRAMANIYAN; JAYARAM, ROBIN C; THANGAMANI, ARUNVEL
To: SAINT-GOBAIN GLASS FRANCE
Reel/Frame 057504/0438 →
Priority Claims (1)
IN 201941013638 · Apr 4, 2019 · national
Continuity (1)
Related Publication 20220185110A1 · Jun 16, 2022
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