Digital Assistant Voice Call Service Server

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Solution Overview

Problem

Existing voice call systems using digital assistant devices face high costs and inconvenience due to the need for continuous subscription services and complex authentication processes, as well as limitations in operating terminals and managing call contents.

Innovation Solution

A service system that allows voice calls between a digital assistant device and a user terminal through overall control by a service server, using a voice command to connect and maintain calls, and providing a recording function for call contents without requiring the receiving terminal or digital assistant device to support recording.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a digital assistant device is configured with a telephone function to perform voice calls, then voice call capability is achieved, but continuous high costs occur and subscription is inconvenient

Engineering Contradiction:
Improvevoice call capabilityVSAvoidsubscription convenience
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent introduces a service server as an intermediary that mediates between the digital assistant device and the communication network. The service server handles call routing, authentication, and billing management, allowing the digital assistant device to make voice calls without needing direct subscription to expensive telephone services. This intermediary layer enables cost-effective voice call capability while simplifying the user experience.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If a digital assistant device connects to a voice call terminal via short-range communication to interface voice input and output, then voice call function is achieved, but the terminals must be closed to each other and operation convenience is reduced

Engineering Contradiction:
Improvevoice call functionVSAvoidterminal operation convenience
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The service server acts as a remote intermediary that enables voice call functionality without requiring physical proximity between devices. Instead of direct short-range communication requiring terminals to be closed together, the service server routes calls through the communication network, allowing users to operate terminals independently and conveniently while maintaining voice call capability.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If a digital assistant device is used for voice calls, then call connection is achieved, but call management and recording functions are limited

Engineering Contradiction:
Improvecall connection capabilityVSAvoidcall management functionality
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The service server provides universal call management functionality that serves multiple purposes: call routing, authentication, billing, and recording. By consolidating these functions in a single multi-functional platform, the system enables comprehensive call management capabilities without requiring complex dedicated hardware or separate systems in the digital assistant device itself.

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

Data Source

PatentUS11575793B2Service system supporting voice call using digital assistant device, method thereof, and non-transitory computer readable medium having computer program recorded thereon
Publication Date: 2023.02.07 SK PLANET CO LTD
  • US11575793B2 patent drawing
  • US11575793B2 patent drawing
  • US11575793B2 patent drawing

AI summary

The present invention relates to a service system supporting a voice call using a digital assistant device, a method thereof, and a non-transitory computer readable medium having a computer program recorded thereon, and more particularly, to a service system which performs a call between a digital assistant device and a terminal corresponding to a call opponent through a voice command of a user and supports call conversion between the digital assistant device and a user terminal through the voice command of the user, a method thereof, and a non-transitory computer readable medium having a computer program recorded thereon.