Parallel Effect Device with Mode Switching

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Solution Overview

Problem

Traditional effect devices are difficult to connect in parallel, leading to complex configurations and dominant effects when connected in series, limiting the ability to achieve desired sound effects.

Innovation Solution

An effect device with an input terminal, effect add means, output terminal, send terminal, return terminal, and mixing means, along with switching and mode switching capabilities, allowing for parallel or series connections and phase reversal to prevent offsetting sound signals.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If effect devices are connected in series, then the configuration is simple, but one effect device becomes dominant and desired effects cannot be achieved

Engineering Contradiction:
Improveease of connectionVSAvoidsound effect capability
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The effect device is segmented into independent parallel channels, each capable of processing signals separately. The signal path is divided into multiple branches that can be independently controlled, allowing each effect device to operate autonomously without one dominating the other, thus resolving the contradiction between simple connection and sound effect capability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent transitions from a one-dimensional series connection to a two-dimensional parallel connection structure. By adding the dimension of parallel signal paths with independent control, the system achieves both simple connection (maintaining ease of operation) and enhanced sound effect capability (improving adaptability).

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

2Adaptability or versatility

If effect devices are connected in parallel, then desired sound effects can be achieved, but the configuration becomes complex requiring separation and mixing means

Engineering Contradiction:
Improvesound effect capabilityVSAvoidconnection configuration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The effect device incorporates universal input and output terminals that can function in multiple modes (series or parallel connection). The switching mechanism provides multi-functionality, allowing the same hardware configuration to adapt to different connection requirements, thereby reducing the complexity burden while maintaining parallel connection capabilities for desired sound effects.

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

Solution Approach 2:

The patent introduces dynamic switching capability that allows the connection configuration to be changed from series to parallel and vice versa. This dynamic adaptability enables the system to achieve desired sound effects through parallel connection when needed, while simplifying to series connection when appropriate, thus managing device complexity flexibly.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If multiple effect devices are connected, then more effects can be added, but the system becomes difficult to control and switch between modes

Engineering Contradiction:
Improveeffect combination capabilityVSAvoidmode switching
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent merges the control functions into a unified switching mechanism that simultaneously manages both series and parallel connection modes. By combining the control of multiple effect devices and connection configurations into a single integrated switching system, the operation remains simple while the adaptability to achieve various effect combinations is enhanced.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS7525038B2Effect system
Publication Date: 2009.04.28 ROLAND CORP
  • US7525038B2 patent drawing
  • US7525038B2 patent drawing
  • US7525038B2 patent drawing

AI summary

The disclosure presented here involves an effect device that can easily connect with other effect devices in parallel. A preferred embodiment of this device is equipped with a number of components including an effect add means that adds effects, a mixing means that mixes the musical signals, a mode switching means that configures the operation from parallel mode to serial mode, and a phase reversal means that reverses the phase of the musical sound signals. Various combinations using the above means are possible and are presented in this disclosure. The output terminal outputs the musical sound signals that were selected, mixed, and or treated by the enabled features of the underlying embodiments.