MDDI Protocol Packet Segmentation for High-Speed Low-Power Data Transfer

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Solution Overview

Problem

Current technologies fail to provide high data transfer rates necessary for high-quality audio and video presentations in mobile devices, leading to a lack of a cost-effective, low-power solution for transferring multimedia data at high speeds.

Innovation Solution

The Mobile Data Digital Interface (MDDI) protocol and interface mechanism, which uses packet structures and link controllers to facilitate high-speed data transfer between host and client devices over a communication path, enabling bi-directional data transfer with low power consumption and minimal cable complexity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Speed

If current data transfer technologies are used, then device complexity and power consumption are reduced, but data transfer rate is insufficient for high-quality multimedia presentations

Engineering Contradiction:
Improvedata transfer rateVSAvoidinterface complexity
Core Design Contradiction:
SpeedVSDevice complexity

Solution Approach 1:

The MDDI interface segments data transfer into standardized packets with specific formats and protocols, allowing complex multimedia data to be broken down into manageable units that can be transmitted efficiently through a systematic interface structure

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The MDDI interface is designed as a universal protocol that can handle multiple types of data (video, audio, control signals) through a single standardized interface, eliminating the need for separate specialized interfaces for different multimedia types

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

2Speed

If current data transfer technologies are used, then cable complexity is minimized, but data transfer rate is insufficient for high-quality multimedia presentations

Engineering Contradiction:
Improvedata transfer rateVSAvoidpower consumption
Core Design Contradiction:
SpeedVSUse of energy by moving object

Solution Approach 1:

The MDDI interface employs variable data rates and power management parameters that can be dynamically adjusted based on the type and quality requirements of multimedia content being transmitted, allowing optimization between speed and power consumption

Inventive Principle:
Principle #35Parameter changes

3Speed

If higher data transfer rates are implemented, then high-quality multimedia presentations are enabled, but power consumption increases

Engineering Contradiction:
Improvedata transfer rateVSAvoidpower consumption
Core Design Contradiction:
SpeedVSUse of energy by moving object

Solution Approach 1:

The MDDI interface implements dynamic power management where data transfer rates and power consumption levels are adjusted in real-time based on the multimedia content requirements, allowing high-speed transfer only when necessary while conserving power during lower-demand periods

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8705579B2Generating and implementing a signal protocol and interface for higher data rates
Publication Date: 2014.04.22 QUALCOMM INC
  • US8705579B2 patent drawing
  • US8705579B2 patent drawing
  • US8705579B2 patent drawing

AI summary

A data Interface for transferring digital data between a host and a client over a communication path using packet structures linked together to form a communication protocol for communicating a pre-selected set of digital control and presentation data. The signal protocol is used by link controllers configured to generate, transmit, and receive packets forming the communications protocol, and to form digital data into one or more types of data packets, with at least one residing in the host device and being coupled to the client through the communications path. The interface provides a cost-effective, low power, bi-directional, high-speed data transfer mechanism over a short-range “serial” type data link, which lends itself to implementation with miniature connectors and thin flexible cables which are especially useful in connecting display elements such as wearable micro-displays to portable computers and wireless communication devices.