JP5470956B2 - Bed equipment - Google Patents

Description

  The present invention relates to a bed apparatus, and more particularly to a bed apparatus capable of generating vibration, and more particularly to a bed apparatus capable of generating vibration in response to general music.

  Patent Document 1 discloses a bed apparatus that accesses a database on the web via the Internet, acquires vibration pattern data dedicated to sleep, and generates vibration based on the data dedicated to sleep.

  Patent Document 2 proposes a bed apparatus that vibrates in accordance with music data reproduced by a portable music reproducing apparatus.

JP-A-2005-270401 (paragraphs 0045 and 0065) JP 2007-190322 A (Claim 3 and paragraph 0012)

  According to the bed device of Patent Document 1, since only vibration pattern data dedicated to sleep can be handled, there is a problem in that it cannot sufficiently respond to a wide variety of user requirements for vibration patterns.

  According to the bed apparatus of Patent Document 2, when vibration is generated according to normal music, since normal music is not dedicated data created for vibration, unpleasant vibration such as excessive vibration occurs. The user may feel uncomfortable.

  An object of the present invention is to provide a bed apparatus that can prevent generation of unpleasant vibration when the bed apparatus is vibrated in accordance with audio signals output from various music reproducing apparatuses.

In the first aspect, the present invention is a bed apparatus that can freely connect various music playback devices (music playback devices) having different amplitude levels of audio signals, and that generates vibrations according to the audio signals, An amplitude limiter that directly or indirectly inputs an audio signal and outputs a signal that limits the amplitude level of the audio signal, and an amplitude level adjustment that is connected to the amplitude limiter and varies the amplitude limit level of the amplitude limiter And an amplifier that is connected to the output side of the amplitude limiter and that amplifies and outputs a signal with a limited amplitude output from the amplitude limiter, and is connected to the output side of the amplifier and outputs the amplifier have a vibrator that vibrates according to a signal, the music reproduction apparatus is designed to output the audio signal compressed based on the compressed data, wherein the amplitude limiter, that the audio signal is compressed In Ri generated, to provide a bed apparatus for removing the distortion of the amplitude level.

(1) The bed device of the present invention has a variation in the amplitude level of an unspecified audio signal output from various music playback devices, or a sudden increase in the amplitude level accompanying compression of the audio signal, regardless of the type of the music playback device. The bed apparatus can be vibrated with a comfortable range of strength by absorbing distortion such as a change.
(2) Therefore, according to the bed apparatus of the present invention, the vibration of the intensity adapted to the individual user is generated without impairing the convenience that the user of the bed apparatus can easily update the vibration pattern. Is done.
(3) The bed apparatus of the present invention can generate vibrations at an appropriate intensity level while faithfully reproducing the vibration patterns included in the music data in accordance with various music data that are not vibration dedicated data.
(4) Even if the bed apparatus of the present invention vibrates the bed apparatus in accordance with normal music, it may generate vibrations within a strength range according to the user's preference by manual or automatic adjustment. it can.
(5) The bed apparatus of the present invention can easily stop vibration by adjusting the amplitude level adjuster, for example, hand adjustment when it is desired to stop vibration halfway during sleep.

It is a block diagram which shows schematic structure of the bed apparatus which concerns on one Example of this invention. It is a block diagram which shows the detail of the control box of the bed apparatus which concerns on one Example of this invention, and its periphery structure. It is a figure which shows the example of a display of the level indicator of the bed apparatus which concerns on one Example of this invention.

  The bed apparatus according to the embodiment of the present invention includes a level indicator that notifies the amplitude level of the signal output from the amplitude level adjuster. According to this aspect, the user of the bed apparatus can adjust the vibration level to a comfortable level while referring to the level indicator.

  According to the embodiment of the present invention, an acceleration sensor is attached to the bed apparatus, and the amplitude limit level of the amplitude level adjuster is varied according to the intensity of vibration detected by the acceleration sensor. According to this aspect, the vibration level of the bed apparatus is automatically adjusted to a comfortable level.

  According to the embodiment of the present invention, the music playback device outputs the compressed audio signal based on the compressed data, and the amplitude limiter compresses the audio signal. The distortion of the amplitude level generated by the above is removed. According to this aspect, even if the vibration is generated according to the compressed audio signal, the unpleasant vibration can be automatically removed. Thus, the bed apparatus of the present invention can generate comfortable vibration from a normal audio signal output from a commercially available music playback apparatus.

  According to the embodiment of the present invention, a mobile phone, a digital audio player, a CD player, an MD player, various computers, and the like can be used as a music playback device.

  According to the embodiment of the present invention, the effect of the present invention is more exhibited when a vibration pattern in which a subtle change such as “1 / f” fluctuation vibration leads to a comfortable feeling is generated.

  According to the embodiment of the present invention, it is possible to avoid the occurrence of a situation in which vibrations that are too strong, such as when falling asleep, conversely disturb sleep.

  The bed apparatus according to the embodiment of the present invention has a timer for automatically stopping vibration. According to this aspect, the user can automatically stop the vibration on the way at a desired time after the vibration is generated by setting the timer.

  An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram showing a schematic configuration of a bed apparatus according to an embodiment of the present invention.

  Referring to FIG. 1, a bed apparatus 21 according to an embodiment of the present invention can be connected to various music playback devices (music playback devices) MP1, MP2, MP3, etc. having different amplitude levels of audio signals. The vibration according to can be generated. The control box 1 of the bed apparatus 21 is connected to the amplitude limiter 2 and the amplitude limiter 2 connected to the amplitude limiter 2 and outputs a signal in which the audio signal is directly or indirectly input and the amplitude level of the audio signal is limited. An amplitude level adjuster 3 that varies the amplitude limit level of the signal, and an amplifier circuit 4 that is connected to the output side of the amplitude limiter 2 and that amplifies and outputs the signal with the limited amplitude output from the amplitude limiter 2. Including. Furthermore, the bed apparatus 21 includes a vibrator 5 that is connected to the output side of the amplifier circuit 4 and vibrates in accordance with a signal output from the amplifier circuit 4.

  The magnitude of the vibration limit level by the amplitude level adjuster 3 may be manually adjusted by the user turning a volume knob or pressing an up / down switch. Further, the acceleration sensor 7 may be attached to the bed device 21 and the amplitude limit level of the amplitude level adjuster 3 may be automatically variably adjusted according to the intensity of vibration detected by the acceleration sensor 7.

  The amplitude limiter 2 is provided in the previous stage of the amplifier circuit 4, and the amplitude level of the vibration is adjusted in the previous stage of the amplifier circuit 4, so that the variable range of the amplitude level for each stage is reduced, and the amplitude level is finely adjusted. Is possible. As a result, the user can easily obtain a desired vibration level.

  Further, the bed apparatus 21 has a level indicator 6 that notifies the amplitude level of the signal output from the amplitude limiter 2. It is preferable that the user manually adjusts the amplitude level adjuster 3 while referring to the amplitude level displayed by the level indicator 6.

  The vibrator 5 is disposed on the lower surface of the mattress 22 or the like in the bed apparatus 21. Further, in addition to the vibrator 5, a speaker 23 for outputting sound from a sound signal that is a source of vibration can be connected to the amplifier circuit 4 or the like and disposed on the bed device 21.

  The amplitude limiter 2 can be composed of an operational amplifier or a resistor, the amplitude level adjuster 3 can be composed of a variable resistor, a semi-fixed resistor or the like, and the vibrator 5 is made of a piezoelectric element or the like. Can be used.

  FIG. 2 is a block diagram showing details of the control box and its peripheral configuration of the bed apparatus according to one embodiment of the present invention. Referring to FIG. 2, the music playback device MP1 and the like are connected to the control box 1 via a commercially available φ3.5 stereo mini plug or the like, and play and output, for example, an audio signal obtained by playing back a WAVE file.

  Power is input to the primary circuit 1a of the control box 1 through the outlet 8, and the primary power is supplied to the power-off circuit 12. The output side of the power-off circuit 12 is connected to the power supply substrate 14 on the secondary circuit 1b side through a power supply filter and protection circuit 15. The power supply board 14 supplies secondary power to the power-off circuit 12 and the amplifier circuit 4.

  A start switch 9 and a forced end switch 10 are connected to the power off circuit 12 in order to turn on and off the secondary circuit 1 b side of the control box 1. Further, an auto power off timer 11 is connected to the power off circuit 12. By setting the auto power off timer 11, the user can automatically stop the vibration halfway at a desired time after the occurrence of the vibration. By using this auto power-off timer 11, the vibration is automatically stopped without searching for a small stop button that is difficult to visually recognize in the dark, so that sleep inhibition is prevented. The

  A noise filter 13 is connected to the output side of the power off circuit 12 on the secondary circuit 1b side. An audio signal is input to the noise filter 13 through the power-off circuit 12, noise such as harmonic components included in the audio signal is removed, and the audio signal from which noise has been removed is output.

  The input side of the amplitude limiter 2 is connected to the output side of the noise filter 13. An amplitude level adjuster 3 that varies the amplitude limit level of the amplitude limiter 2 is connected to another input side of the amplitude limiter 2. The audio signal from which noise has been removed is input to the amplitude limiter 2, and a signal in which the amplitude level of the audio signal is limited according to the output of the amplitude level adjuster 3 is output. The output side of the amplitude limiter 2 is connected to the amplifier circuit 4 and the level indicator 6.

  The amplifier circuit 4 amplifies the audio signal whose amplitude level is limited and outputs it to the vibrator 5. The level indicator 6 displays the amplitude level.

  The vibrator 5 faithfully reproduces the vibration pattern included in the sound signal reproduced and output by the music playback device MP1 in accordance with the sound signal whose amplitude level is limited, and excessive vibration that causes discomfort to the user. Vibrates with the eliminated vibration pattern. The vibration of the vibrator 5 is transmitted to the mattress 22 shown in FIG. 1 and gives a comfortable vibration to the user sleeping on the mattress 22.

With reference to FIG.1 and FIG.2, an example of the utilization method of the bed apparatus 21 based on one Example of this invention demonstrated above is demonstrated:
(1) Connect the outlet 8;
(2) Turn on the start switch 9;
(3) The vibration stop time is set by the auto power off timer 11;
(4) Connect the music playback device MP1 to the control box 1;
(5) Play a WAVE file on the music playback device MP1;
(6) Vibration according to the audio signal reproduced by the music reproducing device MP1 occurs;
(7) The user refers to the level indicator 6 to detect the amplitude level of the vibration, and when the vibration level is too high, the user adjusts the amplitude level adjuster 3 at hand to make the vibration intensity range comfortable. Narrow down to scope;
(8) Even if the user falls asleep, the vibration is automatically stopped when the auto power-off timer 11 times out.

  FIG. 3 is a diagram illustrating a display example of the level indicator of the bed apparatus according to the embodiment of the present invention. Referring to FIG. 3, the level indicator 6 is attached with an auto power off timer 11 and level up / down switches 3 a and 3 b of the amplitude level adjuster 3. For example, the level indicator 6 is fitted into the headboard of the bed apparatus 21 shown in FIG.

  In the level indicator 6, the start switch 9 and the forced end switch 10 shown in FIG. 2, the level display unit 6a for displaying the amplitude level or the vibration level in stages, and the amplitude level adjuster 3 shown in FIG. Level up / down switches 3a, 3b for raising or lowering the cut level, timer on / off switches 11a, 11b for turning on / off the auto power off timer 11, timer up / down switches 11c, 11d for setting vibration stop time, And a time display unit 11e for selectively displaying the current time or the vibration stop time.

  The user can adjust the vibration level by operating the level up / down switches 3a, 3b while referring to the level display unit 6a, and the user is sleeping by the timer up / down switches 11c, 11d. Even so, the vibration can be automatically stopped at a desired time.

  The bed apparatus of the present invention is compatible with various music playback apparatuses, and can generate a comfortable level of vibration from music played back by various music playback apparatuses.

DESCRIPTION OF SYMBOLS 1 Control box 1a Primary circuit 1b Secondary circuit 2 Amplitude limiter 3 Amplitude level adjuster 3a, 3b Level up / down switch 4 Amplifier circuit (amplifier, audio amplifier)
5 vibrator 6 level indicator 6a level display (amplitude or vibration level display)
7 Acceleration sensor 8 Outlet (power input)
9 Start switch 10 Forced end switch 11 Auto power off timer 11a, 11b Timer on / off switch 11c, 11d Timer up / down switch 11e Time display unit 12 Power off circuit 13 Noise filter 14 Power supply board 15 Power supply filter and protection circuit 21 Bed device 22 Mattress 23 Speakers MP1, MP2, MP3 Various music playback devices (music playback equipment)

Claims (3)

Various music playback devices having different amplitude levels of audio signals are connectable, and a bed device that generates vibrations according to the audio signals,
An amplitude limiter that directly or indirectly inputs the audio signal and outputs a signal in which the amplitude level of the audio signal is limited;
An amplitude level adjuster connected to the amplitude limiter for varying the amplitude limit level of the amplitude limiter;
An amplifier that is connected to the output side of the amplitude limiter and that amplifies and outputs a signal of which the amplitude limiter outputs is limited;
A vibrator connected to the output side of the amplifier and vibrating in accordance with a signal output by the amplifier;
Have
The music playback device outputs the audio signal compressed based on compressed data,
Wherein the amplitude limiter, the audio signal is generated by the compressed, the amplitude level characteristics and be behenate head apparatus to eliminate distortion.   The bed apparatus according to claim 1, further comprising a level indicator that notifies an amplitude level of a signal output from the amplitude limiter.   The acceleration sensor is attached to the bed apparatus, and the amplitude limit level of the amplitude level adjuster is varied according to the intensity of vibration detected by the acceleration sensor. Bed equipment.

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