Dynamic Encrypted Data Transmission via Client Relay

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Solution Overview

Problem

Conventional data transmission systems have limited range and are not effective in securely transmitting encrypted data to multiple devices, especially beyond the range of fixed wireless access points.

Innovation Solution

A network architecture that uses client devices with communication interfaces for near-field communications or other wireless protocols to receive and retransmit encrypted data packets, allowing secure distribution to devices beyond the initial transmission range through geolocation and identifier-based filtering.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If fixed wireless access points are used for data transmission, then data can be transmitted securely, but the transmission range is limited

Engineering Contradiction:
Improvesecure data transmissionVSAvoidtransmission range
Core Design Contradiction:
ReliabilityVSLength of stationary object

Solution Approach 1:

The patent employs client devices as intermediaries to relay encrypted data packets from source devices to target devices. Client devices receive encrypted data within their transmission range and retransmit it to other devices, effectively extending the reach of the original transmission without compromising security. This mediator approach allows data to traverse beyond the limited range of fixed access points while maintaining encryption integrity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If data is transmitted to multiple devices, then accessibility is improved, but control over data distribution becomes difficult

Engineering Contradiction:
Improvedata accessibilityVSAvoiddata distribution control
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system incorporates feedback mechanisms where client devices transmit identification information about themselves to source devices. Source devices use this feedback to determine which devices should receive the data and construct encrypted data packets with appropriate decryption keys. This feedback loop enables precise control over data distribution to multiple devices while maintaining simplicity in the control process.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent performs preliminary actions by having client devices transmit their identification information to source devices before data transmission begins. Source devices use this pre-transmitted identification data to pre-determine the target devices and prepare encrypted data packets with correct decryption keys. This preliminary setup simplifies the subsequent data distribution control process.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If encrypted data packets are transmitted beyond range, then transmission versatility is improved, but ensuring only intended recipients can decrypt becomes difficult

Engineering Contradiction:
Improvetransmission range versatilityVSAvoiddata decryption security
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent applies local quality by assigning unique decryption keys to specific client devices based on their identification information. Each client device receives the encrypted data packet along with its specific decryption key, enabling only the intended recipient to decrypt the data. This localized key distribution maintains security even when data is transmitted beyond the original access point range through multiple client devices.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS10999258B2Dynamic transmission of encrypted data
Publication Date: 2021.05.04 EBAY INC
  • US10999258B2 patent drawing
  • US10999258B2 patent drawing
  • US10999258B2 patent drawing

AI summary

Embodiments of the present disclosure may be used to securely transmit data between multiple computing devices. Among other things, this can greatly extend the range of data transmissions in comparison to fixed-position wireless beacons and access points.