WO2013176418A1

WO2013176418A1 - Multi-effector device using analog input signals

Info

Publication number: WO2013176418A1
Application number: PCT/KR2013/003891
Authority: WO
Inventors: 백창규
Original assignee: (주)우진네트웍스
Priority date: 2012-05-21
Filing date: 2013-05-06
Publication date: 2013-11-28
Also published as: KR101385680B1; KR20130129576A

Abstract

The present invention relates to a multi-effector device using analog input signals. The multi-effector device of the present invention comprises: an effector multiplexer for taking, as an input, analog sound effects from each of first to N^th effector modules, and adding the received analog sound effects to the acoustic signal inputted via an electric guitar so as to output an analog signal; and a CPU for combining the first to N^th effector modules by means of the effector multiplexer using data relating to sound effects, and controlling the effector multiplexer so as to take, as an input, the analog sound effects from each of the first to N^th effector modules and add the received analog sound effects to the acoustic signal inputted via the electric guitar so as to output the analog signal.

Description

Analog input signal based multi-effector device

The present invention relates to a multi-effector device based on an analog input signal, and more particularly, to an analog input signal base for presenting a method and structure for constructing an analog multi-effector module combining the advantages of an analog effector device and a digital multi-effector device. Relates to a multi-effector device.

Electric guitars use a device called an effector to create and play a variety of guitar effects. By the way, there are many kinds of such effect devices, and when actually playing, not only one effector device is used, but several effector devices are used in combination.

For this reason, connecting and installing a large number of effect units has become the most difficult problem for actual performance. That is, when playing a plurality of songs, there is a difficulty in setting the effector by matching the settings according to the different sound effects related data for each song.

The product that solves this problem is a digital multi-effector device. In the case of digital multi-effectors, digitally digitizing an electric guitar signal and outputting various effect effects by software, so that one effector can have various effect effects at will.

However, in the case of digital multi effectors, the effects are processed in software, and in most cases, the effects of the individual effects on the analog sound effects are not achieved. So, professional players still use analog discrete effects.

Accordingly, in the technical field, there is a demand for technology development of an effector device having all the advantages of a digital multi-effector device in which sound quality is approached but the user does not have to set again for each song.

The present invention is to solve the above problems, the analog input signal-based analog input signal-based analog input signal based on the combination of the advantages of the digital multi-effector device that does not require repositioning the effector module for each song It is to provide a multi-effector device.

However, the objects of the present invention are not limited to the above-mentioned objects, and other objects not mentioned will be clearly understood by those skilled in the art from the following description.

In order to achieve the above object, an analog input signal-based multi-effector device according to an embodiment of the present invention receives each analog effect sound from the first to Nth effector modules, and receives each analog effect sound from an acoustic signal input from an electric guitar. An effect multiplexer for converting the digital sound signal into a digital sound signal and adding the digital sound signal; And combining the first to Nth effector modules by the effector multiplexer using the sound effect related data, and receiving analog effect sounds from each of them, and converting sound signals input from the electric guitar into analog and outputting analog signals. CPU to control to; Characterized in that it comprises a.

In the multi-effector device based on the analog input signal according to another embodiment of the present invention, the effect sound related data is characterized in that the data related to the setting of the sound effect according to each song received from the external memory.

In the multi-effector device based on the analog input signal according to another embodiment of the present invention, the effector multiplexer, the output switch for switching each of the output terminals of the first to Nth effector module under the control of the CPU ; And an input switch configured to switch each of the input terminals of the first to Nth effector modules according to the control of the CPU. Characterized in that it comprises a.

In the multi-effector device based on the analog input signal according to another embodiment of the present invention, the output switch is the first to N-th effector module from the effector multiplexer using software read from the external memory under the control of the CPU Switching an output for an analog sound signal output to at least one of the at least one of the first and second input switches, wherein the input switch comprises at least one of the first to Nth effector modules from the effector multiplexer using software read from the external memory under control of the CPU. It is characterized in that for switching the input for more than one analog effect sound input.

In the multi-effector device based on an analog input signal according to another embodiment of the present invention, the effector multiplexer is formed in a structure in which each of the output terminal and the input terminal of the first to seventh effector module is connected in a pair First to seventh input / output switches; Characterized in that it comprises a.

In the multi-effector device based on the analog input signal according to another embodiment of the present invention, the effector multiplexer receives the channels of the output terminals of the first to Nth effector module in a row, and the first to Nth A crossover switch configured to receive a channel for the input terminal of the effector module as a heat; Characterized in that it comprises a.

In the multi-effector device based on the analog input signal according to another embodiment of the present invention, the first to N-th effector module has a connector structure that can interface with the outside, each of which has a built-in memory, Each of the memories may store data distinguishable by the CPU and types of features by the CPU, and setting data in case of moving to another device.

The analog input signal-based multi-effector device according to the embodiment of the present invention has the advantages of an analog input signal-based analog effector in terms of sound quality, but does not require resetting of a plurality of analog effector devices for each song. This has the effect of providing all the advantages of a multi-effector device.

1 is a basic block diagram of a multi-effector device based on an analog input signal according to an embodiment of the present invention.

2 and 3 are diagrams for explaining a method using an individual multiplexer switch in a multi-effector device based on an analog input signal according to an embodiment of the present invention.

4 is a view for explaining a method using a crossover switch in the multi-effector device based on the analog input signal according to an embodiment of the present invention.

FIG. 5 is a diagram for describing a case in which an effector module takes an external pack type in an analog input signal based multi-effector device according to an exemplary embodiment of the present invention.

Hereinafter, the detailed description of the preferred embodiment of the present invention will be described with reference to the accompanying drawings. In the following description of the present invention, detailed descriptions of well-known functions or configurations will be omitted when it is deemed that they may unnecessarily obscure the subject matter of the present invention.

In the present specification, when one component 'transmits' data or a signal to another component, the component may directly transmit the data or signal to another component, and through at least one other component. This means that data or signals can be transmitted to other components.

1 is a basic block diagram of a multi-effector device based on an analog input signal according to an embodiment of the present invention. Referring to FIG. 1, an analog input signal-based multi-effector device includes first to seventh effector modules 10-1 to 10-7, effector multiplexer 100, a CPU 200, an LCD 300, and an external device. Memory 400.

The first to seventh effector modules 10-1 to 10-7 perform a function of inputting respective analog effect sounds to the effector multiplexer 100.

The effector multiplexer 100 receives analog effect sounds input from each of the first to seventh effector modules 10-1 to 10-7 and adds each analog effect sound to an acoustic signal input from an electric guitar to convert to an analog sound signal. To output the function.

The CPU 200 receives sound effect related data related to sound effects according to each song received from the external memory 400 and receives the first sound effects from the first to seventh effector modules 10-1 to 10-7 by the effector multiplexer 100. The analog sound effect is input to the sound signal input from the electric guitar, and the digital sound signal is converted and output.

In addition, the CPU 200 implements a control screen and a driving screen according to the control by the LCD 300, and is input from an electric guitar to an analog signal input from the first to seventh effector modules 10-1 to 10-7. After adding to the sound signal, it is controlled to output as an analog signal.

The LCD 300 is an output device for implementing a control screen and a driving screen to the user under the control of the CPU 200, and is not limited to the LCD 300, and can be converted into a CRT, PDP, LED display device, etc. The touch screen module may be provided.

The external memory 400 is a storage location for storing data and reading data under the control of the CPU 200. The external memory 400 is a non-volatile memory (NVM), and even if power is not supplied, the stored memory continues to be stored and is not deleted. The external memory 400 is a flash memory, a magnetic random access memory (MRAM), or a PRAM ( It can be applied by transforming into phase-change random access memory (PRAM), ferroelectric RAM (FRAM), etc.

That is, the field of dealing with sound, which is the core of the first to seventh effector modules 10-1 to 10-7 through the basic structure of the present invention, uses existing analog effectors, and combines and arranges these analog effectors. The method has a configuration that takes advantage of the sensitivity of the analog effector module and the advantages of the digital effector module by processing digitally.

First, referring to FIG. 2, the output switch 20 and the input switch 30 may be included in the effector multiplexer 100 of the multi-effector device based on the analog input signal.

The output switch 20 switches each of the output terminals of the first to seventh effector modules 10-1 to 10-7 under the control of the CPU 200. That is, the output switch 20 of the first to seventh effector modules 10-1 to 10-7 from the effector multiplexer 100 under control using software read by the CPU 200 from the external memory 400. Switching the output of at least one analog sound signal output.

The input switch 30 switches each of the input terminals of the first to seventh effector modules 10-1 to 10-7 under the control of the CPU 200. That is, the input switch 30 is selected from the first to seventh effector modules 10-1 to 10-7 from the effector multiplexer 100 according to control using software read by the CPU 200 from the external memory 400. Switching the input for at least one analog effect sound input.

Next, referring to FIG. 3, the effector multiplexer 100 of the multi-effector device based on the analog input signal may include the first input / output switches to the seventh input / output switches 40-1 to 40-7. Can be.

Each of the first input / output switches to the seventh input / output switches 40-1 to 40-7 includes one output terminal and one input terminal of the first to seventh effector modules 10-1 to 10-7. It is formed in a structure connected in pairs.

That is, the first input / output switch 40-1 performs switching on the output terminal and the input terminal of the first effector module 10-1, and this structure is the seventh input / output switch 40-7. It is formed in a continuous structure until the switching to the output terminal and the input terminal for the seventh effector module (10-7) by. 2 and 3 correspond to a method using an individual multiplexer switch.

FIG. 4 is a diagram for explaining a method using a crossover switch in an analog input signal based multi-effector device according to an embodiment of the present invention. Referring to FIG. 4, a crossover switch 50 may be included in the effector multiplexer 100 of the multi-effector device based on the analog input signal.

Looking at the method of setting the effect module through the crossover switch in the multi-effector device according to the present invention, the crossover switch 50 is for the output terminal of the first to seventh effector module (10-1 to 10-7) The channel is input in a row, and the channels of the input terminals of the first to seventh effector modules 10-1 to 10-7 are input as columns to configure the effect module.

That is, as shown in FIG. 4, the output terminal of the first effect module 10-1 is set to channel 1, the input terminal of the third effect module 10-3 is set to the row of channel 3, and then set. In order to configure the effector module, the output terminal channel 3 of the third effector module 10-3 in the row through the input terminal 3 of the third effector module 10-3 is the input terminal of the fourth effector module 10-4. Channel 4).

In order to set the channel of the next effector module in the same manner as above, the output terminal channel 4 of the fourth effector module 10-4 of the row is input through the input terminal 4 of the fourth effector module 10-4. 2 The channel of the effector module 10-2 is set to a row, and the output terminal channel 2 of the second effector module 10-2 of the column through the input terminal 2 of the second effector module 10-2 is an input terminal. Row 1 is set to channel 1 of the first effector module 10-1.

In addition, the output terminal channel 1 of the first effector module 10-1 of the column through the input terminal 1 of the first effector module 10-1 is connected to the channel of the seventh effector module 10-7 as an input terminal. The output terminal channel 7 of the seventh effector module 10-7 of the row through the input terminal 7 of the seventh effector module 10-7 is an input terminal and the channel of the sixth effector module 10-6 is set to. It is set to 6 by row.

In the same way, the output terminal channel 6 of the sixth effector module 10-6 of the row through the input terminal 6 of the sixth effector module 10-6 is an input terminal of the channel of the fifth effector module 10-5. The output terminal channel 5 of the fifth effector module 10-5 of the column is set to an analog guitar output as an input terminal through the input terminal 5 of the fifth effector module 10-5.

That is, the effector modules 10-1 to 10-7 may freely change the order of the effector modules through the crossover switch 50 for each module, so that the output can be set by reflecting various effects to the analog guitar. .

On the other hand, the method using the crossover switch 50 in Fig. 4 is mainly applicable to video signal processing as well as sound signals.

The analog effector rearrangement method of the first to seventh effector modules 10-1 to 10-7 according to FIGS. 2 to 4 automatically rearranges individual effector modules according to software setting values stored in the external memory 400. In order to accomplish this, the analog input / output signals of each effector module are rearranged using a switch in the analog effector multiplexer 100.

1 through 4 are based on the first to seventh effector modules 10-1 to 10-7 for convenience of description, the first to Nth effector modules 10-1 to 10 -N shown in FIG. 5. , N is a natural number of 2 or more).

FIG. 5 is a diagram for describing a case in which an effector module takes an external pack type in an analog input signal based multi-effector device according to an exemplary embodiment of the present invention. Referring to FIG. 5, the first through Nth effector modules 10-1 through 10 -N, where N is a natural number of 2 or more, respectively include an analog effector circuit 11, a DPM 12, and a memory 13. Each of the first to Nth effector modules 10-1 to 10 -N is configured to be connected to the CPU 200.

As such, by forming each effector module into an outer pack structure, each of the first to Nth effector modules 10-1 to 10 -N has a connector structure that can interface with the outside.

The memory 13 formed in each of the first to Nth effector modules 10-1 to 10 -N stores data for distinguishing the characteristics and types of the respective effector modules, thereby converting each effector module into an analog input signal. When inserted into the interface of the multi-effector based on the CPU 200 to determine the type and characteristics of each effector module. On the other hand, the memory 13 formed in each of the first to Nth effector modules 10-1 to 10 -N is managed / controlled through interworking with the CPU 200 by a digital potential meter (DPM) 12. Is performed.

Meanwhile, the external memory 400 as shown in FIG. 1 may be further provided in the multi-effector device based on the analog input signal for the effect pack module of FIG. 5.

Accordingly, the setting value by the user may be stored in the internal memory 13 or the external external memory 400. That is, the user-created setting data may be stored and stored in the internal inactive memory 13 or the external memory 400 which is an external memory, and recalled and reused. You can also move this data to another device and use the settings.

When the setting data stored in the memory 13 or the external memory 400 is automatically cultivated by another device, the setting data stored in the memory 13 or the external memory 400 is transferred to another device, and each effector module is disposed. This data may not be available due to different structures. In order to solve this problem, in the present invention, a unique ID is stored in the memory 13 of each effector module, so that it can be used to rearrange the setting values to match the connection of the current device so that the setting data obtained from the outside can be written. It is characterized by

As described above, the present specification and drawings have been described with respect to preferred embodiments of the present invention, although specific terms are used, it is only used in a general sense to easily explain the technical contents of the present invention and to help the understanding of the present invention. It is not intended to limit the scope of the present invention. It will be apparent to those skilled in the art that other modifications based on the technical idea of the present invention can be carried out in addition to the embodiments disclosed herein.

[Description of the code]

10-1 to 10-N: first to Nth effector module

11: Effector Circuit

12: DPM

13: memory

20: output switch

30: input switch

40-1 to 40-7: first to seventh input / output switches

50: crossover switch

100: effector multiplexer

200: CPU

300: LCD

400: external memory

Claims

An effect multiplexer which receives each analog effect sound from the first to Nth effector modules, adds each analog effect sound to an acoustic signal input from the electric guitar, and outputs the analog effect sound as an analog signal; And

Combining the first to Nth effector modules by the effector multiplexer using the sound effect data corresponding to each song received from an external memory, and receiving analog effect sounds from each of them and adding them to the sound signal input from the electric guitar. A CPU controlling the signal output; Analog input signal based multi-effector device comprising a.
The method of claim 1,

The effector multiplexer,

An output switch configured to switch each of the output terminals of the first to Nth effector modules under control of the CPU; And

An input switch configured to switch each of the input terminals of the first to Nth effector modules under control of the CPU; Analog input signal based multi-effector device comprising a.
The method of claim 2,

The output switch switches an output of an analog sound signal output from at least one of the first to Nth effector modules from the effector multiplexer using software read from the external memory under control of the CPU,

The input switch is characterized in that for switching the input to the analog effect sound input to at least one or more of the first to N-th effector module from the effector multiplexer using software read from the external memory under the control of the CPU. Multi-effector device based on analog input signal.
The method of claim 2,

The effector multiplexer,

A first input / output switch to an Nth input / output switch having a structure in which each of the output terminals and the input terminals of the first to Nth effector modules is connected in a pair; Analog input signal based multi-effector device comprising a.
The method of claim 2,

The effector multiplexer,

A crossover switch receiving the channels of the output terminals of the first to Nth effector modules in a row and receiving the channels of the input terminals of the first to Nth effector modules as columns; Analog input signal based multi-effector device comprising a.
The method according to any one of claims 3 to 5,

The first to Nth effector module,

It has a connector structure that can interface with the outside, each of which is equipped with a built-in memory, each of the memory settings for the case of moving the type and characteristics of each effector module to the distinguishable data and other equipment by the CPU An analog input signal based multi-effector device for storing data.