JP2003111177A - Chair for appreciation of music - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a chair for appreciation of music which outputs an audio signal from a speaker and is provided with a vibration unit for generating vibration synchronous with the audio signal, and which generates no lag in time between the output of the audio signal and the generation of vibration. SOLUTION: The chair for appreciation of music comprises a main body, input means to input an audio signal, audio signal delay and output means which delays and outputs the audio signal inputted from the input means, speaker which is fixed to the main body of the chair and outputs the audio signal output from the audio signal delay and output means, and vibration generation means which converts the audio signal inputted from the input means into a vibration signal to generate vibration.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a music listening chair having a speaker for outputting audio and a vibration unit for generating vibration.

[0002]

2. Description of the Related Art Conventionally, there is a chair for listening to music in which an audio signal is input to a speaker and a vibration unit built in a chair body, and the audio signal is simultaneously reproduced and the vibration unit vibrates in synchronization with the reproduced audio signal. Are known.

FIG. 3 is a schematic diagram showing the structure of an example of a conventional music listening chair. In the conventional example, the music listening chair 100 is a recording medium reproducing device (not shown), for example,
It is connected to the optical disk reproducing device.

The music listening chair 100 includes a seat portion 2, a backrest portion 3, an armrest portion 4, a speaker 5, a vibration unit 6, an audio signal amplifying portion 7, a vibration signal amplifying portion 8, an input portion 15,
The operation unit 101 and the control unit 170 are provided. Backrest 3
Is fixed to the rear of the seat 2. The armrests 4 are fixed to the left and right side surfaces of the seat 2.

FIG. 4 is a block diagram showing the structure of the music listening chair 100. An optical disk reproducing device (not shown) reproduces the audio signal recorded on the optical disk and outputs the reproduced audio signal.

The input section 15 is connected to the optical disk reproducing apparatus by a conductive wire. The input unit 15 inputs the audio signal output from the optical disk reproducing device.

The operation unit 101 outputs a first instruction signal or a second instruction signal to the control unit 170 by an operation. When the first instruction signal is input from the operation unit 101, the control unit 170 controls the audio signal amplification unit 7 and the vibration signal amplification unit 8 to increase the amplification degree of the audio signal input from the input unit 15. When the second instruction signal is input from the operation unit 101, the audio signal amplification unit 7 and the vibration signal amplification unit 8 are controlled to reduce the amplification degree of the audio signal input from the input unit 15.

The audio signal amplifier 7 includes a controller 170.
In accordance with the control of 1, the amplification degree of the audio signal input from the input unit 15 is increased or decreased, and the audio signal is output to the speaker 5. The speaker 5 outputs the audio signal output from the audio signal amplifier 11.

The vibration signal amplifying section 8 extracts a signal in a low frequency range of about 20 to 50 Hz from the audio signal input from the input section 15 as a vibration signal, and the control section 170.
The amplification degree of the extracted vibration signal is increased or decreased according to the control of 1, and is output to the vibration unit 6.

The vibrating unit 6 includes a conductive coil, a magnet and a vibrating plate which are not shown. Vibration unit 6
When a vibration signal is input, the conductive coil and the magnet generate an electromagnetic force. The diaphragm vibrates due to the electromagnetic force generated by the conductive coil and the magnet. The vibration unit 6 inputs the vibration signal output from the vibration signal amplifier 8 into the conductive coil to vibrate the diaphragm. As a result, the vibration unit 6 converts the vibration signal output from the vibration signal amplification unit 8 into vibration and outputs the vibration.

As described above, in the music listening chair 100, as shown in FIG. 3, the speaker 5 outputs the audio signal reproduced by the optical disk reproducing device, and the vibration unit 6 gives the vibration in synchronization with the audio signal. By the person who sat in the music listening chair 100
0 can listen to music with a sense of realism.

[0012]

Since the vibrating unit 6 needs to vibrate the vibrating plate by an electromagnetic force, there is a delay from the input of the vibrating signal from the vibrating signal amplifying section 8 to the generation of the vibrating signal. In order to output an audio signal in a speaker that outputs an audio signal, for example, a dynamic speaker that generates an audio signal by vibrating a vibrating cone with an electromagnetic force is widely used. As in the unit 6, there is a delay from the input of the audio signal to the output of the audio signal. However, since the diaphragm of the vibrating unit 6 for generating the sensible vibration requires a weight larger than that of the vibrating cone of the speaker, the time from when the audio signal is input to the vibrating unit 6 until the vibration is generated. , It takes longer than the time from when the speaker inputs the audio signal to when the speaker outputs the audio.

Therefore, the conventional chair 100 for listening to music is used.
Causes a time difference between the audio signal output from the speaker 5 and the vibration generated from the vibration unit 6. The person 20 sitting in the music listening chair 100 feels uncomfortable due to the time difference between the audio output from the speaker 5 and the vibration generated from the vibration unit 6.

According to the present invention, in a music appreciation chair including a vibrating unit that outputs an audio signal from a speaker and generates a vibration in synchronization with the audio signal, music in which there is no time difference between the output of the audio signal and the occurrence of the vibration. The purpose is to provide a chair for viewing.

[0015]

According to a first aspect of the present invention, there is provided a chair body, input means for inputting an audio signal, and an audio signal delay for delaying and outputting an audio signal input from the input means. Output means, a speaker fixed to the chair body for outputting the audio signal output from the audio signal delay output means, and an audio signal fixed to the chair body and converted from the audio signal input from the input section into a vibration signal to vibrate. And a vibration generating means for generating.

According to a second aspect of the present invention, in the music appreciation chair according to the first aspect, the operation of outputting an instruction signal for instructing a delay time at which the audio signal delay output means delays and outputs the audio signal. The audio signal delay output means delays the audio signal according to the instruction signal output from the operating means, and controls the delay time to output the audio signal.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of the present invention will be described with reference to the drawings. The same components as those shown in the related art will be described using the same reference numerals.

FIG. 1 is a schematic view showing the structure of an embodiment of a music appreciation chair of the present invention. In the present embodiment, the music listening chair 1 is connected to a recording medium reproducing device (not shown), for example, an optical disc reproducing device.

The music listening chair 1 includes a seat portion 2, a backrest portion 3, an armrest portion 4, a speaker 5, a vibration unit 6, an audio signal amplification portion 7, a vibration signal amplification portion 8, a delay portion 9, an input portion 15, and an operation. The unit 10 and the control unit 17 are provided. The backrest 3 is fixed to the rear of the seat 2. The armrests 4 are fixed to the left and right side surfaces of the seat 2.

FIG. 2 is a block diagram showing the structure of the music listening chair 1. An optical disk reproducing device (not shown) reproduces the audio signal recorded on the optical disk and outputs the reproduced audio signal.

The input section 15 is connected to the optical disk reproducing apparatus by a conductive wire. The input unit 15 inputs the audio signal output from the optical disk reproducing device.

The delay unit 9 includes a buffer memory (not shown), temporarily stores the audio signal input from the input unit 15 in the buffer memory, and outputs the stored audio signal to the audio signal amplification unit 7. Under the control of the control unit 17, the delay unit 9 changes the time from the input of the audio signal from the input unit 15 to the output to the audio signal amplification unit 7 via the buffer memory.

The operation unit 10 outputs the first instruction signal or the second instruction signal to the control unit 170 by an operation. When the first instruction signal is input from the operation unit 10, the control unit 17 controls the audio signal amplification unit 7 and the vibration signal amplification unit 8 to increase the amplification degree of the audio signal input from the input unit 15. Then, when the second instruction signal is input from the operation unit 10, the audio signal amplification unit 11 and the vibration signal amplification unit 8 are controlled to reduce the amplification degree of the audio signal input from the input unit 15.

The operation unit 10 outputs the first delay instruction signal or the second delay instruction signal to the control unit 17 by an operation. When the first delay instruction signal is input from the operation unit 10, the control unit 17 lengthens the time until the audio signal input from the input unit 15 to the delay unit 9 is output to the audio signal amplification unit 7. When the control is performed and the second delay instruction signal is input from the operation unit 10, the input unit 1 is added to the delay unit 9.
Control is performed so as to shorten the time until the audio signal input from 5 is output to the audio signal amplifier 7.

Under the control of the control unit 17, the audio signal amplification unit 7 increases or decreases the amplification degree of the audio signal input from the delay unit 9 and outputs it to the speaker 5. The speaker 5 outputs the audio signal output from the audio signal amplifier 7.

The vibration signal amplifying section 8 extracts a signal in a low frequency range of about 20 to 50 Hz from the audio signal input from the input section 15 as a vibration signal, and according to the control of the control section 17, the extracted vibration signal. The amplification degree is increased or decreased, and output to the vibration unit 6.

The vibrating unit 6 includes a conductive coil, a magnet and a vibrating plate which are not shown. Vibration unit 6
When a vibration signal is input, the electromagnetic force is generated by the conductive coil and the magnet. The diaphragm vibrates due to the electromagnetic force generated by the conductive coil and the magnet. The vibration unit 6 inputs the vibration signal output from the vibration signal amplifier 8 into the conductive coil to vibrate the diaphragm. As a result, the vibration unit 6 converts the vibration signal output from the vibration signal amplification unit 8 into vibration and outputs the vibration.

As described above, the music listening chair 1 outputs the audio signal reproduced by the optical disk reproducing device from the speaker 5 and gives the vibration synchronized with the audio signal by the vibration unit 6 as shown in FIG. Thus, the person 20 who sits on the music listening chair 100 can listen to music with a realistic feeling.

In the music listening chair 1 of this embodiment, the speaker 5 receives the audio signal input from the optical disk reproducing device.
When outputting to the vibrating unit 6, the delay unit 9 delays and outputs the audio signal to the audio signal amplifying unit 7. Therefore, the vibrating unit 6 inputs the audio signal faster than the speaker 5.

Therefore, even if the time from the input of the audio signal to the vibrating unit 6 to the generation of the vibration is later than the time from the input of the audio signal to the speaker 5 to the output thereof, the delay unit 9 outputs the audio signal. Amplifier 7
By delaying and outputting the audio signal to
It is possible to correct the state where the vibration from the vibration unit 6 and the audio signal output from the speaker 5 are not synchronized.

Therefore, as shown in FIG. 1, the person 20 sitting on the music listening chair 1 can listen to music without feeling discomfort with the audio signal output from the speaker 5 and the vibration generated from the vibration unit 6. can do.

The music appreciation chair 1 can be operated by
The operation unit 10 outputs the first delay instruction signal or the second delay instruction instruction signal, whereby the delay unit 9 can change the time for delaying the audio signal.

As a result, for example, when the person 20 sitting in the music appreciation chair 1 as shown in FIG. 1 wears clothes thicker than usual or because the seat portion 2 has a cushion, the vibration unit When the vibration from 6 is felt with a delay further than the audio signal output from the speaker 5, the delay time of the vibration generated by the vibration unit 6 can be corrected by operating the operation unit 10.

[0034]

According to the present invention, in a music appreciation chair including a vibrating unit that outputs an audio signal from a speaker and generates vibration in synchronization with the audio signal, there is a time difference between the output of the audio signal and the occurrence of vibration. It is possible to provide a chair for listening to music that never happens.

[Brief description of drawings]

FIG. 1 is a schematic diagram showing a configuration of an embodiment of a music appreciation chair of the present invention.

FIG. 2 is a block diagram showing a configuration of a music listening chair 1.

FIG. 3 is a schematic diagram showing a configuration of an example of a conventional music listening chair.

FIG. 4 is a block diagram showing a configuration of a conventional music listening chair.

[Explanation of symbols]

1 Music listening chair, 2 seats, 3 backrest, 4
Armrest, 5 speaker, 6 vibrating unit, 7 audio signal amplifying section, 8 vibrating signal amplifying section, 9 delay section, 1
0 operation unit, 15 input unit, 17 control unit, 20 people,
100 music listening chair, 101 operation unit, 170 control unit

Claims (2)

[Claims] 1. A chair body, input means for inputting an audio signal, audio signal delay output means for delaying and outputting an audio signal input from the input means, and the audio signal delay fixed to the chair body. A speaker for outputting the audio signal output from the output unit; and a vibration generating unit fixed to the chair body for converting the audio signal input from the input unit into a vibration signal to generate vibration. Chair for listening to music. 2. The music appreciation chair according to claim 1, wherein the audio signal delay output means outputs an instruction signal for instructing a delay time for delaying and outputting the audio signal, and the operation means outputs the instruction signal. A chair for listening to music, comprising: a control unit that controls the audio signal delay output unit to delay the audio signal and change the output delay time according to the designated instruction signal.