Contact Information Access Control via Rights Object Segmentation

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Solution Overview

Problem

Existing methods for exchanging contact information lack control over access, allowing recipients to freely use and share contact details without restrictions, which may not be desirable for the owner.

Innovation Solution

A method involving a rights object associated with contact information is transmitted to a receiving device, enabling controlled access by specifying permissions and constraints, such as who can contact, how often, and what information can be shared, using a digital rights management system to enforce these restrictions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If contact information is exchanged freely between devices, then ease of operation is improved, but control over access and usage is lost

Engineering Contradiction:
Improveease of contact information exchangeVSAvoidcontrol over access
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The contact information exchange process is segmented into two distinct components: the contact information data itself and the rights object. This segmentation allows the system to separately manage what information is shared and what permissions are granted, enabling both easy exchange and controlled access. The receiving device gets exactly what is permitted without needing to interpret complex access rules.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The rights object is prepared in advance by the sending device, specifying all permissions and constraints before the contact information is exchanged. This preliminary action ensures that access control rules are established beforehand, allowing the receiving device to operate within predefined boundaries without requiring ongoing negotiation or complex access management.

Inventive Principle:
Principle #10Preliminary action

2Object-affected harmful factors

If contact information is encrypted for security, then privacy protection is improved, but ease of access and usage is reduced

Engineering Contradiction:
Improveprivacy protectionVSAvoidease of access
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The rights object acts as an intermediary between the encrypted contact information and the receiving device. Instead of requiring the receiving device to handle complex decryption and access control logic, the rights object serves as a mediator that contains all necessary permissions and constraints, allowing the receiving device to access and use the contact information easily within permitted boundaries.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system changes the parameter of access control from complex cryptographic operations to simple permission checking. By encoding access rules in the rights object with clear permission flags and constraints, the system transforms difficult access control into straightforward parameter validation, maintaining both security and ease of use.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS8201263B2Method and apparatus for enabling access to contact information
Publication Date: 2012.06.12 III HOLDINGS 1 LLC
  • US8201263B2 patent drawing
  • US8201263B2 patent drawing
  • US8201263B2 patent drawing

AI summary

A method, an apparatus and a processor readable medium for enabling access to contact information. The contact information for contacting a recipient may be accessed in accordance with a rights object.