Intelligent Door Screen System with Real-Time Video and Facial Recognition

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Solution Overview

Problem

Current door security systems, including peepholes and outdoor cameras connected to mobile devices, have limitations such as requiring occupants to physically approach the door, potential network unavailability, small screen sizes for clear viewing, and vulnerability to theft.

Innovation Solution

An intelligent door screen system comprising an outside camera attached to the door, a facial recognition/authentication camera, a processor for facial recognition and door unlocking, and a large color display screen on the inside of the door, providing real-time video feed and enhanced security features.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a peephole is used to see who is outside, then the occupant can view the outside environment, but the occupant must physically approach the door and the visitor can see movement indicating someone is inside

Engineering Contradiction:
Improveviewing convenienceVSAvoidsecurity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent replaces the mechanical peephole system with an electronic camera and display system. The camera captures images outside the door and transmits them to a display device inside, eliminating the need for the occupant to physically approach the door while maintaining viewing capability and enhancing security by removing the visual cue that someone is present.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces a camera and display system as an intermediary between the occupant and the outside environment. This intermediary allows the occupant to view who is outside without direct line-of-sight contact, preventing the visitor from seeing movement that would indicate someone is inside.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If an outdoor camera connected to mobile device is used, then the user can see who is outside from any location, but the system becomes vulnerable to network unavailability and device theft

Engineering Contradiction:
Improveremote viewing capabilityVSAvoidsystem availability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent introduces a dedicated display device mounted inside the home as an intermediary between the camera and the user. This display provides a reliable, always-available interface for viewing the outside environment without depending on mobile devices or network connectivity, thus improving system availability while maintaining remote viewing capability.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If a mobile device screen is used to view outside, then the device can be located anywhere, but the screen size is small making it difficult to see objects clearly

Engineering Contradiction:
Improvedevice location flexibilityVSAvoidvisual clarity
Core Design Contradiction:
Adaptability or versatilityVSMeasurement precision

Solution Approach 1:

The patent transitions from a portable, small-screen mobile device to a fixed, large-screen display device mounted inside the home. This dimensional change from portable to stationary allows for a significantly larger display area, improving visual clarity while the camera system maintains the flexibility of remote viewing capability.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

4Ease of operation

If an outdoor camera is installed, then the user can see who is outside, but the camera can be easily stolen

Engineering Contradiction:
Improveviewing capabilityVSAvoidtheft vulnerability
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent embeds the camera within the door structure itself, nesting the camera inside a protective housing that is part of the door assembly. This nesting provides physical protection against theft and vandalism while maintaining the camera's viewing capability, as the camera is no longer an exposed external component but an integrated part of the door structure.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS20250043621A1Intelligent door screen system for providing safety and security
Publication Date: 2025.02.06 SPDR INNOVATIONS LLC
  • US20250043621A1 patent drawing
  • US20250043621A1 patent drawing
  • US20250043621A1 patent drawing

AI summary

Systems and methods for providing safety and security, and to aid hearing and/or mobility impaired individuals and users. The system may be an intelligent door screen system for providing safety and security. The system may include a camera configured to be attached to an outside of a door and configured to capture or receive images and/or video of an outside environment, and a color display screen configured to be attached to an inside of the door. The color display screen simultaneously displaying the images and/or the video of the outside environment to allow an occupant inside the door to view who or what is outside the door in real-time and give the occupant an appearance that he/she is looking outside the door through a window.