Precalculated Cached User Data for Seamless Buyback Offers

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Solution Overview

Problem

The process of trading in unwanted items online is cumbersome, requiring users to find buyers, ship items, and wait for credit or currency, which can be discouraging and inefficient, and traditional trade-ins may not provide the best value due to lack of awareness of better opportunities.

Innovation Solution

A streamlined buyback system that leverages pre-calculated user data, trust scores, and machine learning models to offer buyback opportunities integrated with item acquisition, allowing users to apply trade-in value instantly to reduce purchase prices, with eligible items identified based on demand, costs, and user behavior.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If users conduct traditional online trade-in processes, then they can potentially find buyers for their items, but the process requires multiple steps (finding buyers, shipping items, waiting for receipt) that increases time consumption and operational complexity

Engineering Contradiction:
Improvetime to receive trade-in creditVSAvoidcomplexity of trade-in process
Core Design Contradiction:
Loss of timeVSEase of operation

Solution Approach 1:

The system pre-calculates and caches user data including trust scores, inventory information, and assessed values before trade-in requests occur. This preliminary preparation enables instant generation of buyback offers without requiring users to go through multiple steps of finding buyers, shipping items, and waiting for evaluation, thus reducing both time loss and operational complexity

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent combines the trade-in evaluation process with the user's existing profile data and inventory information into a single integrated system. By merging trust score calculation, inventory assessment, and buyback offer generation into one streamlined process, the system eliminates the need for separate steps of finding buyers and waiting for item receipt, allowing users to receive instant credit decisions

Inventive Principle:
Principle #5Merging (Combining)

2Loss of time

If users use brick-and-mortar stores for trade-in, then they receive immediate credit, but they may not be aware of better trade-in opportunities from other sources

Engineering Contradiction:
Improveimmediacy of credit receiptVSAvoidawareness of trade-in opportunities
Core Design Contradiction:
Loss of timeVSLoss of information

Solution Approach 1:

The system provides a universal online platform that aggregates buyback opportunities from multiple sources and uses machine learning models to present the best trade-in opportunities to each user. This multi-functional approach combines the immediacy of instant online credit with comprehensive market awareness, allowing users to access better trade-in opportunities beyond what any single brick-and-mortar store could offer

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system uses feedback from user behavior data, trust scores, and inventory information to continuously improve and personalize buyback offers. This feedback mechanism ensures users receive the best available trade-in opportunities based on their specific profiles and market conditions, surpassing the limited awareness users would have at physical stores

Inventive Principle:
Principle #23Feedback

3Measurement precision

If the system processes buyback offers in real-time without precalculation, then it can provide accurate and personalized offers, but it creates backend system overload and increased latency

Engineering Contradiction:
Improveaccuracy of buyback offersVSAvoidbackend system processing capacity
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The system performs precalculation of user trust scores, inventory assessments, and buyback values in advance, storing these results in cached data structures. This preliminary computation maintains measurement precision by accurately evaluating each user's profile and items, while dramatically improving productivity by avoiding repeated real-time calculations during actual trade-in transactions

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent extracts computationally intensive calculations (trust score computation, inventory valuation, buyback offer generation) from the real-time transaction process and places them in a pre-processing stage. This separation allows the main transaction system to operate with minimal latency while the extracted computational tasks are performed in advance and stored for quick retrieval

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS11295370B1Buyback offers using precalculated cached user data
Publication Date: 2022.04.05 AMAZON TECH INC
  • US11295370B1 patent drawing
  • US11295370B1 patent drawing
  • US11295370B1 patent drawing

AI summary

A streamlined buyback solution may pre-calculate user data and pre-assess a user inventory, and then may present a buyback offer to a user based on user activity. A user trust assessment may determine the trust score for the user. The buyback assessment may identify items in the user inventory and determine assessed values and opportunity criteria for the items based on data from cost analysis and/or data from user behavior analysis. The opportunity criteria may be based on a model that is trained to analyze user patterns using a learning model. Based on the trust score, assessed values, and opportunity criteria, the user may be presented with a streamlined buyback offer allowing the user to apply the buyback offer value to discount a primary purchase order in a seamless transaction.