Identification Token for Communication Screening

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Solution Overview

Problem

Current communication systems lack a reliable method to characterize incoming communication items, such as emails or calls, making it difficult for users to determine the origin and priority, leading to reluctance in accepting unknown communications.

Innovation Solution

An apparatus and method that generates and uses identification tokens associated with communication items, which are encrypted and provided to users to screen incoming communications based on predetermined rules, allowing users to manage communications based on type and origin.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If sender information is used to identify communication origin, then communication identification is simple, but sender information can be easily faked leading to unreliable identification

Engineering Contradiction:
Improveidentification reliabilityVSAvoididentification system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces a token as an intermediary element that mediates between the communication item and its identification. The token contains identifiers that characterize the communication item and is transferred through the communication process, allowing verification without directly trusting the original sender information. This intermediary token system resolves the contradiction by providing reliable identification through a trusted third-party mechanism while maintaining system simplicity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If communication screening is not implemented, then ease of operation is high, but users cannot verify origin leading to security issues

Engineering Contradiction:
Improveorigin verification reliabilityVSAvoidcommunication handling ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent applies preliminary action by equipping communication items with identification tokens before they reach the user. The token is generated and attached in advance during the communication item creation or transmission process, so that when the user receives the communication, the identification and verification mechanisms are already in place. This eliminates the need for complex user-side screening operations while ensuring reliable origin verification.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If tokens are transmitted in plain text, then ease of operation is high, but token security is compromised

Engineering Contradiction:
Improvetoken securityVSAvoidencryption system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies parameter changes by transforming the token from plain text format to encrypted format. The token's state is changed through encryption operations, converting it into a secure form that cannot be easily read or manipulated. This parameter change (from plaintext to ciphertext) maintains token security while the encryption/decryption mechanisms are implemented in a standardized manner that does not significantly increase operational complexity for users.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS10193692B2Identification token
Publication Date: 2019.01.29 NOKIA TECHNOLOGIES OY
  • US10193692B2 patent drawing
  • US10193692B2 patent drawing
  • US10193692B2 patent drawing

AI summary

An approach for obtaining and applying an identification token is provided. One approach includes obtaining one or more tokens for screening incoming communication items to a first user, encrypting the one or more tokens to create respective one or more encrypted tokens, and providing the one or more encrypted tokens to one or more second users for subsequent use in communication to the first user to enable the first user to screen incoming communication items. Another approach includes receiving an indication of one or more incoming communication items addressed to a first user and an encrypted token associated with one or more identifiers characterizing the one or more communication items, decrypting the encrypted token to derive a decrypted token to enable verification of the token, and applying a predetermined rule based on the outcome of the verification to screen incoming communication items.