Destination Validation Device for Secure Parcel Delivery Verification

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Solution Overview

Problem

Current parcel delivery systems lack real-time notification and verification mechanisms, relying on physical presence for delivery confirmation, which can lead to delays and inefficiencies, especially when recipients are not available to sign for packages.

Innovation Solution

A destination validation device that senses the physical presence of a parcel, determines if a signature is required, and transmits a delivery acknowledgement, using cryptographic methods to ensure authenticity and non-repudiation, allowing for electronic verification and notification of delivery status.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If real-time delivery verification is implemented, then delivery efficiency is improved, but device complexity increases

Engineering Contradiction:
Improvedelivery efficiencyVSAvoidverification system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The destination validation device automatically performs verification functions without requiring manual intervention from delivery personnel. The device autonomously senses parcel presence, retrieves metadata, determines signature requirements, and transmits delivery acknowledgments, enabling the system to serve itself and eliminate the need for complex manual verification procedures.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical verification processes with automated electronic sensing and communication systems. Optical or electronic sensors detect parcel presence, digital metadata storage replaces physical delivery logs, and electronic transmission replaces physical signature collection, thereby improving efficiency while managing complexity through automation.

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

2Loss of time

If electronic delivery verification is implemented, then loss of time is reduced, but measurement precision requirements increase

Engineering Contradiction:
Improvedelivery confirmation timeVSAvoiddelivery verification accuracy
Core Design Contradiction:
Loss of timeVSMeasurement precision

Solution Approach 1:

The system creates an electronic copy of the delivery verification process through digital metadata and electronic delivery acknowledgments. Instead of requiring physical presence and handwritten signatures, the system captures and transmits digital representations of delivery status, which can be processed instantly while maintaining verification integrity through cryptographic methods.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The destination validation device is pre-configured with the ability to sense parcel presence and automatically determine signature requirements before actual delivery occurs. By having verification capabilities ready in advance and automatically initiating the verification process when the parcel arrives, the system minimizes confirmation time while ensuring accurate verification through pre-established protocols.

Inventive Principle:
Principle #10Preliminary action

3Productivity

If automated sensing and notification systems are deployed, then productivity increases, but device complexity increases

Engineering Contradiction:
Improvedelivery processing speedVSAvoidvalidation device complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The validation device is divided into distinct functional modules: a sensing component for detecting parcel presence, a metadata storage component for holding delivery information, a processing component for determining signature requirements, and a transmission component for sending acknowledgments. This segmentation allows each module to perform its specific function independently, improving overall processing speed while managing complexity through modular design.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10839337B2System and method for secure proximity-based signatures for parcel delivery
Publication Date: 2020.11.17 DOORDASH INC
  • US10839337B2 patent drawing
  • US10839337B2 patent drawing
  • US10839337B2 patent drawing

AI summary

An apparatus, termed a destination validation device (DVD), comprises a sensor configured to sense physical presence of a parcel and to obtain metadata from said parcel; at least one data processor connected with at least one memory storing software instructions that when executed causes the DVD to at least determine from reading the obtained metadata whether a signature is required for delivery of the parcel, and prepare a destination delivery acknowledgement indicating whether said signature is required; and a transmitter configured to communicate the prepared destination delivery acknowledgement external of the DVD. In this manner a delivery service can verify that the parcel is at the physical delivery location. Further details provide for also obtaining the (digital) signature when the metadata indicates it is required for delivery of the parcel. Other embodiments include a method and a computer program product comprised of software instructions on a computer-readable medium.