Wireless Video Surveillance System with Dual Encoding and Secure Remote Access

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Solution Overview

Problem

Existing video surveillance systems are often wired, difficult to install, costly, and lack secure wireless connectivity and remote access capabilities, limiting their effectiveness in providing high-quality input capture and control over surveillance devices.

Innovation Solution

A wireless surveillance system that includes wireless input capture devices (ICDs) and digital input recorder devices (DIRs) for secure, remote communication and control, allowing for two-way wireless communication and remote access via a remote server computer or internet connection, enabling easy setup and control of surveillance systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If wired video surveillance systems are used, then system stability and reliability are improved, but installation complexity and cost increase

Engineering Contradiction:
Improvesystem stabilityVSAvoidinstallation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces the mechanical wired connection system with a wireless communication system. The surveillance devices communicate via wireless signals (WiFi, Bluetooth, or cellular networks) instead of physical cables, eliminating the need for complex wiring installation while maintaining system reliability through secure encrypted communication protocols.

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

2Ease of operation

If wireless surveillance systems are implemented, then ease of installation and operation are improved, but security against interception deteriorates

Engineering Contradiction:
Improveease of installationVSAvoidsecurity against interception
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system implements preliminary security measures by establishing encrypted communication channels before data transmission begins. Encryption protocols are pre-configured on all devices, and secure authentication mechanisms are in place before any surveillance data is transmitted wirelessly, preventing interception attacks before they can occur.

Inventive Principle:
Principle #9Preliminary anti-action

Solution Approach 2:

The patent employs dynamic parameter changes in communication protocols, including variable encryption keys, changing transmission frequencies, and adaptive authentication methods. These parameter variations make wireless interception difficult while maintaining ease of operation through automated protocol management.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If remote access capabilities are added, then system versatility and user control are improved, but system complexity and vulnerability to Internet interception increase

Engineering Contradiction:
Improveremote access capabilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent introduces a secure gateway server as an intermediary between remote users and surveillance devices. This gateway handles all Internet communications, authentication, and data routing, allowing remote access functionality while keeping the core surveillance system simple and isolated from direct Internet exposure, thereby reducing vulnerability to interception.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS7936370B2Wireless video surveillance system and method with dual encoding
Publication Date: 2011.05.03 SENSORMATIC ELECTRONICS CORP
  • US7936370B2 patent drawing
  • US7936370B2 patent drawing
  • US7936370B2 patent drawing

AI summary

A surveillance system and method for activating communication between at least one wireless input capture device ICD(s) and a corresponding digital input recorder (DIR) and/or another ICD, including providing a base system; at least one user accessing the DIR via user interface remotely; the DIR and/or ICD searching for signal from the ICD(s) and receiving inputs in dual encoded formats, thereby providing a secure surveillance system having wireless communication for monitoring a target environment with optimized remote viewing.