Caller Time Zone Notification System

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Solution Overview

Problem

Individuals and businesses often unknowingly call international locations at inappropriate times due to unawareness of time zones, national holidays, and emergency situations, leading to unwanted calls or communication disruptions.

Innovation Solution

A system utilizing a central computing system to distribute and store information about multiple time zones, holidays, and emergency situations, which is then communicated to communications network nodes to inform callers before connecting calls, allowing them to make informed decisions about call timing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If callers manually check time zones and holidays before making international calls, then they can avoid calling at inappropriate times, but this increases the time and effort required for call planning and reduces calling efficiency

Engineering Contradiction:
Improvecall timing appropriatenessVSAvoidtime for call planning
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system pre-calculates and stores optimal calling windows for different international destinations, taking into account time zones, holidays, and business hours. When a caller initiates a call, the system has already prepared the information about appropriate calling times, eliminating the need for manual research and planning by the caller.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides real-time feedback to callers about the current time, holiday status, and appropriateness of calling at the desired time. This feedback mechanism guides callers to make informed decisions about call timing without requiring them to independently research multiple time zones and holiday calendars.

Inventive Principle:
Principle #23Feedback

2Reliability

If the system stores and processes time zone, holiday, and emergency information centrally, then information accuracy and consistency are improved, but system complexity and information management burden increase

Engineering Contradiction:
Improveinformation accuracyVSAvoidsystem structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system employs a centralized database that serves multiple functions: storing time zone information, holiday calendars for numerous countries, emergency situation data, and calling window calculations. This single multi-functional repository eliminates the need for separate information management systems for each data type, reducing overall system complexity while maintaining comprehensive information accuracy.

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

3Loss of information

If the system provides comprehensive information about time zones, holidays, and emergencies for all international destinations, then caller awareness and call appropriateness improve, but information processing time and system resource usage increase

Engineering Contradiction:
Improvecaller awarenessVSAvoidinformation processing time
Core Design Contradiction:
Loss of informationVSLoss of time

Solution Approach 1:

The system tailors the information provided to each specific call attempt based on the destination number. Instead of providing all possible information for all countries, the system selectively presents only the relevant time zone, holiday, and emergency information for the specific destination being called, reducing information processing time while maintaining comprehensive awareness for each individual call context.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS9167080B2System and method for providing callers with local time and other information at called locations
Publication Date: 2015.10.20 CENTURYLINK INTELLECTUAL PROPERTY LLC
  • US9167080B2 patent drawing
  • US9167080B2 patent drawing
  • US9167080B2 patent drawing

AI summary

A system and method for distributing remote location information to callers who place calls to the remote locations may include storing information at a central computing system. The information may be associated with locations in multiple different time zones and include telephone number identifiers and local times associated with the different respective telephone number identifiers. The information may be distributed to communications network nodes in different time zones. Telephone calls may be processed from callers local to the communications network nodes. In response to receiving a call request at a communications network node from a local caller, a determination by the communications network node using a portion of a called telephone number may be made to determine current time local to the called telephone. The current time local may be communicated to the caller prior to connecting the call with a communications device associated with the called telephone number.