Doorbell System with Dynamic Sound Alerts for Remote Visitor Detection

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Solution Overview

Problem

Existing doorbell systems fail to effectively alert remotely located individuals when someone is trying to communicate, as the alerting sound may not be audible to them, especially if they are far away from the door.

Innovation Solution

A doorbell system equipped with a speaker and a visitor detection system that includes a button, camera, or motion detector, which emits different sounds based on the presence of a visitor, time of day, and other indicators, allowing for customizable alerts to be sent wirelessly from a remote computing device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a traditional doorbell emits an alerting sound locally, then the doorbell can alert people nearby the entry point, but remotely located individuals cannot hear the alert and remain unaware of visitors

Engineering Contradiction:
Improvealert effectivenessVSAvoidremote awareness
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent introduces a remote computing device as an intermediary between the doorbell system and the homeowner. The doorbell communicates visitor information to the remote device, which then relays alerts to the homeowner's mobile device, enabling remote awareness without requiring the homeowner to be physically present near the doorbell

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent transitions the alerting system from a local spatial dimension (sound waves propagating through air near the door) to a remote communication dimension (wireless digital signals transmitted over networks to mobile devices), allowing alerts to reach homeowners regardless of their physical location

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If the doorbell emits a single alerting sound, then the system is simple to operate, but it cannot provide differentiated alerts for different visitor situations or times of day

Engineering Contradiction:
Improvesituational alert customizationVSAvoidsound selection system
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic sound selection where the doorbell automatically chooses different alerting sounds based on real-time conditions such as time of day, day of week, and visitor behavior patterns. The system adapts its behavior without requiring complex manual configuration, adjusting sounds dynamically to match situational context

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The doorbell system performs self-configuration by automatically learning visitor patterns and selecting appropriate sounds without user intervention. The system monitors visitor behavior over time and autonomously adjusts alerting strategies, reducing the burden on users while providing customized alerts

Inventive Principle:
Principle #25Self-service

3Reliability

If the doorbell provides multiple alerting sounds for different situations, then remote individuals can be alerted appropriately, but the system becomes more complex to configure and operate

Engineering Contradiction:
Improveappropriate alert deliveryVSAvoidsystem configuration
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The doorbell system autonomously configures itself by monitoring visitor patterns and automatically selecting appropriate alerting sounds for different situations. The system learns from observed behavior and self-adjusts without requiring users to manually configure complex parameters, maintaining ease of operation while providing reliable situation-appropriate alerts

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS9118819B1Doorbell communication systems and methods
Publication Date: 2015.08.25 SKYBELL TECH IP LLC
  • US9118819B1 patent drawing
  • US9118819B1 patent drawing
  • US9118819B1 patent drawing

AI summary

Doorbells can include a speaker and a visitor detection system having at least one of a button, a camera, and a motion detector. The speaker of the doorbell can be configurable to emit a first sound in response to the visitor detection system detecting a first indication of a visitor's presence. As well, the speaker of the doorbell can be configurable to emit a second sound in response to the visitor detection system detecting a second indication of the visitor's presence.