Multi-mode Adapter for Incompatible Connectors

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Solution Overview

Problem

Portable electronic devices and accessories often have incompatible connectors due to differences in size, shape, or pin configuration, preventing direct communication and usage.

Innovation Solution

An adapter with two connectors, one compatible with the accessory and the other with the portable electronic device, acts as an intermediary to facilitate communication by determining the accessory type and enabling the appropriate operation mode, allowing data and power exchange.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If an accessory is designed with a specific connector type, then it can communicate reliably with portable electronic devices that have matching connectors, but it becomes incompatible with devices that have different connector types

Engineering Contradiction:
Improvecommunication reliabilityVSAvoidconnector compatibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent employs an adapter as an intermediary device that physically and electrically connects two incompatible connectors. The adapter includes a first connector interface that mates with the accessory and a second connector interface that mates with the portable electronic device, enabling communication between devices with different connector types while maintaining reliable data and power exchange

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If an adapter supports multiple accessory types, then it enhances versatility and compatibility, but it increases device complexity

Engineering Contradiction:
Improveaccessory compatibilityVSAvoidadapter complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The adapter is designed with multiple connector interfaces that can accommodate different accessory types. Each interface is configured to work with specific accessory form factors, allowing a single adapter to support multiple accessory types simultaneously. The adapter includes control circuitry that automatically detects the connected accessory type and configures the appropriate connector interfaces, providing universal compatibility without requiring multiple separate adapters

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

Solution Approach 2:

The adapter incorporates dynamic configuration capabilities where the control circuitry automatically detects which accessory is connected and dynamically enables or disables specific connector interfaces based on the detected accessory type. This dynamic adaptation allows the adapter to simplify its effective complexity by only activating the necessary interfaces for the current accessory, rather than maintaining all interfaces in an active state

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9135188B2Multi-mode adapter
Publication Date: 2015.09.15 APPLE INC
  • US9135188B2 patent drawing
  • US9135188B2 patent drawing
  • US9135188B2 patent drawing

AI summary

An adapter can be used to connect a portable electronic device to an accessory in instances where the portable electronic device and the accessory have incompatible connectors. The adapter provides two connectors, one compatible with the portable electronic device and the other compatible with the accessory. The adapter has several modes of operation. The portable electronic device selects the appropriate mode of operation for the adapter once it receives information about the accessory connected to the adapter. The portable electronic device instructs the adapter to switch to the selected mode and in response the adapter configures its internal circuitry to enable the selected mode. The portable electronic device can then communicate with the accessory via the adapter. The presence of the adapter can be transparent to the accessory.