Multi-Camp Mobile Device Dispatch Call Handling

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Solution Overview

Problem

Multi-camp mobile communication devices are unable to respond to dispatch calls received on one communication system while engaged in an interconnect call on another system, resulting in failed calls due to the audio section being occupied.

Innovation Solution

The device utilizes a second modem to receive and respond to dispatch calls with a pre-recorded message, informing the caller that the user is busy and optionally recording their response, without interrupting the ongoing interconnect call.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the audio section is used for an interconnect call on one communication system, then the interconnect call functionality is maintained, but the device cannot respond to dispatch calls on another communication system

Engineering Contradiction:
Improvemulti-camp capabilityVSAvoidcall response reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The device segments the call handling functions by modem, with the first modem dedicated to interconnect calls and the second modem handling dispatch calls. This segmentation allows independent operation of each communication system without audio section conflicts, resolving the contradiction between multi-camp capability and call response reliability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A message section acts as an intermediary between the second modem and the user, providing automated message delivery and voice mail recording capabilities. This intermediary enables dispatch call responses even when the audio section is occupied by interconnect calls, maintaining reliability while preserving multi-camp versatility.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If the device responds automatically to dispatch calls with a pre-recorded message, then call handling efficiency is improved, but user control over the interaction is reduced

Engineering Contradiction:
Improvecall handling efficiencyVSAvoiduser control
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The system dynamically adapts its response behavior based on user preferences and call context. Users can configure whether to receive automated messages, voice mails, or both, and can modify these settings at any time. This dynamic configuration maintains high call handling efficiency while preserving user control over the interaction mode.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system provides feedback to users about incoming dispatch calls through multiple channels (display, audio alerts, vibrations) even when the audio section is occupied. Users receive notifications and can choose to review recorded messages later, ensuring they maintain control over important communications while allowing automated handling of routine dispatch calls.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS7937102B2Method of operating a multi-camp mobile communication device while engaged in a call and receiving a dispatch call
Publication Date: 2011.05.03 GOOGLE TECHNOLOGY HOLDINGS LLC
  • US7937102B2 patent drawing
  • US7937102B2 patent drawing
  • US7937102B2 patent drawing

AI summary

A multi-camp mobile communication device (100) includes a first radio modem (102) and a second radio modem (104). Each modem is designed to communicate with a respective communication system (110, 112). Upon engaging in an interconnect call (204) over the first modem with the first communication system, the multi-camp mobile communication device receives a dispatch call at the second modem (206) from the second communication system. The multi-camp mobile communication device replies to the dispatch call with a pre-recorded message (208). The dispatch calling party may respond to the pre-recorded message with a voice message that is recorded by the multi-camp mobile communication device (210, 212).