Chronotype-Aware Scheduling Interfaces for Time-Zone Meeting Conflicts

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Solution Overview

Problem

Existing scheduling systems are inefficient, inaccurate, and inflexible, often requiring multiple iterations and navigations through complex interfaces to schedule meetings across different time zones, failing to consider individual user preferences and chronotypes, leading to impractical and unworkable calendar invitations.

Innovation Solution

A chronotype scheduling system that identifies time zones and determines chronotypes for users, providing a scheduling interface that visualizes time zones and chronotypes to efficiently generate calendar events based on user interactions, utilizing machine learning to suggest relevant participants and resolve conflicts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If existing scheduling systems use binary busy/available status indication, then the system simplicity is maintained, but the scheduling accuracy and flexibility deteriorate

Engineering Contradiction:

Improvesystem simplicityVSAvoidscheduling accuracy

Core Design Contradiction:

Device complexityVSMeasurement precision

Solution Approach 1:

The patent transforms the binary scheduling status parameter into a continuous spectrum by introducing chronotype indicators (morningness, noonness, eveningness) and productivity level parameters. This allows the system to represent user availability and productivity preferences with fine-grained precision, enabling accurate scheduling that accounts for individual circadian rhythms and work preferences rather than simple binary states.

Inventive Principle:

Principle #35Parameter changes

2Productivity

If existing scheduling systems require multiple iterations of calendar invitations, then the basic scheduling function is achieved, but the scheduling time and efficiency deteriorate

Engineering Contradiction:

Improvebasic scheduling functionVSAvoidscheduling time

Core Design Contradiction:

ProductivityVSLoss of time

Solution Approach 1:

The patent performs preliminary actions by pre-determining user chronotypes and productivity patterns before scheduling occurs. The system proactively identifies optimal meeting times based on participants' circadian preferences and historical productivity data, eliminating the need for iterative back-and-forth calendar invitations. This preliminary characterization of user scheduling preferences enables direct generation of optimal schedules in a single action.

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

The system enables self-service scheduling by automatically generating optimal meeting times based on pre-characterized user chronotypes and productivity patterns. Instead of requiring users to manually iterate through scheduling options, the system autonomously processes scheduling constraints and proposes optimal times, significantly reducing the time investment required from users while maintaining scheduling accuracy.

Inventive Principle:

Principle #25Self-service

3Device complexity

If existing scheduling systems use one-size-fits-all approach, then the system simplicity is maintained, but the adaptability to individual user preferences deteriorates

Engineering Contradiction:

Improvesystem simplicityVSAvoidadaptability to user preferences

Core Design Contradiction:

Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent applies local quality by customizing scheduling recommendations to individual users based on their unique chronotypes and productivity patterns. Instead of applying a uniform scheduling approach to all users, the system tailors meeting time suggestions to each participant's circadian preferences, work hours, and productivity peaks. This localized customization maintains overall system simplicity while dramatically improving adaptability to individual user needs.

Inventive Principle:

Principle #3Local quality

4Device complexity

If existing scheduling systems fail to consider time zones and chronotypes, then the system complexity is reduced, but the scheduling precision and workability deteriorate

Engineering Contradiction:

Improvesystem complexityVSAvoidscheduling precision

Core Design Contradiction:

Device complexityVSManufacturing precision

Solution Approach 1:

The patent introduces chronotype indicators and time zone data as intermediary parameters that mediate between raw scheduling requests and optimal meeting time generation. These intermediary characteristics serve as bridges that translate user preferences and location information into precise scheduling recommendations, enabling accurate time zone-aware scheduling and chronotype-matched meeting times without requiring overly complex underlying systems.

Inventive Principle:

Principle #24Intermediary (Mediator)

Data Source

PatentUS12373798B2Determining chronotypes of users for display within a scheduling interface

Publication Date: 2025.07.29 DROPBOX INC

AI summary

The present disclosure is directed toward systems, methods, and non-transitory computer-readable media for determining chronotypes for each user within a set of users and providing graphical user interfaces for displaying a scheduling timeline for each user of the set of users. In some embodiments, the disclosed system identifies time zones for a set of users in various geographic locations and determines chronotypes for each user within the set of users. Furthermore, the disclosed system provides a graphical user interface for display that includes a scheduling interface having a scheduling timeline for each user of the set of users that indicates a corresponding time zone and a visual representation of the chronotypes. Moreover, the disclosed system, based on receiving a user interaction via a graphical user interface including the scheduling interface, generates an event based on the time zones and the chronotypes.