JP2001119779A - Information processing unit - Google Patents

Abstract

PROBLEM TO BE SOLVED: To output a sound with lower sound frequencies without increasing the size of an information processing unit. SOLUTION: A speaker unit 11 outputs sound. A cabinet 12 is mounted on a main body 2 movably between a position where the cabinet 12 is contained in the main body 2 and a position where the cabinet 12 is extracted up to a prescribed position and a prescribed space is formed at the rear face of the speaker unit 11 when the cabinet 12 is extracted up to the prescribed position from the main body 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] 1. Field of the Invention [0002] The present invention relates to an information processing apparatus, and more particularly, to an information processing apparatus that outputs sound.

[0002]

2. Description of the Related Art In recent years, portable personal computers have been widely used. Most of such portable personal computers can output a predetermined sound or display a predetermined moving image, and can output a sound synchronized with the moving image.

[0003]

However, in information processing apparatuses such as portable personal computers, priority is given to miniaturization, and it is not possible to secure a sufficient volume on the back of a speaker for outputting sound. Sound in the range could not be output.

[0004] The present invention has been made in view of such a situation, and it is an object of the present invention to enable a portable information processing apparatus to output lower-range sound without increasing the size.

[0005]

According to a first aspect of the present invention, there is provided an information processing apparatus which is movable between a position stored in a main body and a position pulled out to a predetermined position. And a space forming means for forming a predetermined space on the back of the sound output means when the sound output means is pulled out from the main body to a predetermined position.

[0006] The audio output means may be attached to the space forming means.

[0007] The audio output means may be attached to the main body, and the space forming means may be drawn out of the main body behind the audio output means.

[0008] The space forming means may be extended from the side, top or bottom of the main body.

In the information processing apparatus according to the present invention, the sound output means outputs sound, and the space forming means is movable between a position stored in the main body and a position pulled out to a predetermined position. And a predetermined space is formed on the back surface of the sound output means when it is pulled out from the main body to a predetermined position.

[0010]

FIG. 1 is a perspective view showing the appearance of a portable personal computer 1 according to an embodiment of the present invention. The personal computer 1 includes a main body 2 and a display unit 3, and the display unit 3 is connected to the main body 2 so as to be openable and closable.

The main body 2 is provided on its upper surface with a keyboard 4 operated when inputting various characters and symbols, and a touch pad 5 operated when moving a mouse cursor. Inside the main body 2, a microprocessor (not shown) for executing various processes, a memory for storing programs or data, a hard disk drive for recording programs or data, and the like are provided.

An LCD for displaying an image is provided on the front of the display unit 3.
(Liquid Crystal Display). Also,
On the right side of the main body 2, a speaker section 6 for outputting sound is provided. A sound chip (not shown) for driving the speaker unit 6 is provided inside the main body 2. The sound chip generates an audio signal from a processing result of the microprocessor or predetermined data stored in the hard disk drive, drives the speaker unit 6 based on the generated audio signal, and outputs a sound to the speaker unit 6. Output.

The structure of the speaker section 6 will be described with reference to FIGS. As shown in FIGS. 2 and 3, the speaker unit 6 includes a speaker unit 11 and a cabinet 12 to which the speaker unit 11 is fixed. The speaker unit 11 is a so-called dynamic speaker having a cone-shaped or dome-shaped diaphragm,
For example, a moving coil type cone speaker unit. The cabinet 12 is formed of a resin having predetermined rigidity and internal loss.

When the speaker unit 6 does not output sound, the speaker unit 6 is stored in the main body 2 as shown in FIG. When the speaker unit 6 outputs sound, the speaker unit 6 is pulled out from the main body 2 to the right side in the figure as shown in FIG. When the speaker unit 6 is pulled out from the main body 2,
A space having a predetermined volume (filled with air) is formed inside the cabinet 12. The speaker section 6 is the main body 2
The space formed inside the cabinet 12 when pulled out is closed by the cabinet 12 and the main body 2. That is, the cabinet 12 and the main body 2 are configured so that the air inside the cabinet 12 does not go out of the main body 2 and the air outside the main body 2 does not enter the inside of the cabinet 12.

A predetermined volume of air sealed in a space formed when the speaker unit 6 is pulled out from the main body 2 is:
A spring acts on the diaphragm of the speaker unit 11 in a low frequency range (for example, a frequency range of 20 Hz to 200 Hz) (acts as so-called acoustic stiffness). By setting the space inside the cabinet 12 to an appropriate volume, the speaker unit 6 can operate in a lower range.
It is possible to output a sound whose output sound pressure level with respect to the frequency is smooth (for example, there is no unnecessary peak and a sound of a lower frequency can be output at a predetermined sound pressure level).

As shown in FIG. 4, the cabinet 12
When the speaker unit 6 outputs sound, it is pulled out from the main body 2 so as to move linearly toward the right side in the figure, and when it does not output sound, it moves linearly toward the left side in the figure. Stored in the main body 2.

For example, as shown in FIG. 5, a cabinet 21 to which the speaker unit 11 is fixed is
You may make it connect with the main body 2 via the shaft 22 so that rotation is possible. When the speaker unit 6 outputs sound, the cabinet 21 is rotated counterclockwise in FIG. 5 (counterclockwise when viewed from the position facing the upper surface of the main body 2), and
When the sound is not output, the sound is rotated clockwise in FIG.

As described above, since the speaker section 6 has a predetermined volume in which the cabinet 12 is hermetically closed, it is possible to output a sound in a lower frequency range.

FIG. 6 is a perspective view showing the appearance of another embodiment of the portable personal computer 1 according to the present invention. Since the main body 2 to the touch pad 5 are the same as those shown in FIG. 1, the description is omitted. On the upper surface of the main body 2, a speaker unit 31 for outputting sound is provided.

Referring to FIG. 7 to FIG.
1 will be described. As shown in FIGS. 7 and 8, the speaker unit 31 includes a speaker unit 41 and a cabinet 42 to which the speaker unit 41 is fixed. The speaker unit 41 is, for example, a moving coil type cone speaker unit like the speaker unit 11. The cabinet 42 is formed of a resin having predetermined rigidity and internal loss.

When the speaker unit 31 does not output sound,
As shown in FIG. 7, the speaker unit 31 is stored in the main body 2, and at this time, the upper surface of the main body 2 and the upper surface of the speaker unit 31 constitute one flat surface with no steps. Speaker section 31
When the speaker outputs sound, the speaker unit 31 is pulled out from the main body 2 to the upper side in the figure as shown in FIG. When the speaker unit 31 is pulled out from the main body 2, a space having a predetermined volume is formed inside the cabinet 42.
The space formed inside the cabinet 42 when the speaker unit 31 is pulled out from the main body 2 is the cabinet 42
And the main body 2.

A predetermined volume of air sealed in a space formed when the speaker unit 31 is pulled out of the main body 2 acts as a spring on the diaphragm of the speaker unit 41 in a low-frequency range. By setting the space inside the cabinet 42 to an appropriate volume, the speaker unit 31 can output a sound having a smooth output sound pressure level with respect to the frequency in a lower sound range.

As shown in FIG. 9, the cabinet 42
When the speaker unit 31 outputs sound, it is pulled out from the main body 2 so as to be pulled up in the figure, and when no sound is output, the speaker unit 31 is stored so as to be pushed down on the main body 2 to the lower side in the figure.

For example, as shown in FIG. 10, a cabinet 51 to which the speaker unit 41 is fixed is provided.
May be rotatably coupled to the main body 2 via the shaft 52. The cabinet 51 is rotated so that the speaker unit 41 is directed toward the user when the speaker unit 31 outputs sound, and is output from the body 2. When the speaker unit 31 does not output sound, the front of the speaker unit 41 and the body 2 When it comes out of the main body 2, it is turned in the opposite direction so that the upper surface is flush with the main body 2, and is stored in the main body 2.

The personal computer 1 having the speaker unit 31 having the structure shown in FIGS. 7 to 10 has the same structure as that of the personal computer 1 having the speaker unit 6 having the structure shown in FIGS. Since the cabinet does not protrude from the side surface of 2, the area of the storage space required by the personal computer 1 does not change, and sound in a lower frequency range can be output even in a narrow place.

FIG. 11 is a perspective view showing the appearance of still another embodiment of the portable personal computer 1 according to the present invention. Since the main body 2 to the touch pad 5 are the same as those shown in FIG. 1, the description is omitted. On the upper surface of the main body 2, a speaker unit 71 for outputting sound is provided.

The structure of the speaker section 71 will be described with reference to FIGS. As shown in FIGS. 12 and 13, the speaker unit 71 includes a speaker unit 81 and a cabinet 82. Speaker unit 81
Is, for example, a moving coil type cone speaker unit fixed to the upper surface of the main body 2. Cabinet 8
2 is made of a resin having predetermined rigidity and internal loss.

When the speaker unit 71 does not output sound,
As shown in FIG. 12, the cabinet 82 is stored in the main body 2. When the speaker unit 71 outputs sound, FIG.
As shown in FIG. 3, the cabinet 82 is pulled out from the main body 2 to the right side in the figure. When the cabinet 82 is pulled out of the main body 2, a space having a predetermined volume is formed inside the main body 2 on the back side of the speaker unit 81. The space formed inside the main body 2 when the cabinet 82 is pulled out from the main body 2 is sealed by the cabinet 82 and the main body 2. That is, the air inside the main body 2 is
The cabinet 82 and the main body 2 are configured so that air outside the main body 2 does not enter the main body 2 without coming out of the main body 2.

A predetermined volume of air sealed in a space formed when the cabinet 82 is pulled out of the main body 2 is supplied to a low-frequency range (for example, a frequency range of 20 Hz to 200 Hz).
In the above, a spring acts on the diaphragm of the speaker unit 81. By setting the space inside the cabinet 82 to an appropriate volume, the speaker unit 71 can smoothen the output sound pressure level with respect to the frequency in a lower sound range (for example, there is no unnecessary peak, and the sound of the lower frequency can be transmitted to a predetermined sound). Sound that can be output at a sound pressure level).

As shown in FIG.
Is pulled out from the main body 2 so as to move linearly toward the right side in the figure when the speaker unit 71 outputs sound, and linearly toward the left side in the figure when not outputting sound. It moves and is stored in the main body 2.

For example, as shown in FIG. 15, a cabinet 91 may be rotatably connected to the main body 2 via a shaft 92. When the speaker unit 71 outputs sound, the cabinet 91 is turned counterclockwise in FIG. 15 (counterclockwise when viewed from the position facing the upper surface of the main body 2).
When the sound is output from the main body 2 and no sound is output, it is turned clockwise in FIG.

In the personal computer 1 having the speaker unit 71 having the structure shown in FIGS. 12 to 15, since the speaker unit 81 is fixed to the main body 2, the speaker unit 71 can have a simpler structure.

A predetermined space may be provided inside the cabinet 82 or the cabinet 91.

FIG. 16 is a perspective view showing the appearance of still another embodiment of the portable personal computer 1 according to the present invention. Since the main body 2 to the touch pad 5 are the same as those shown in FIG. 1, the description is omitted. On the upper surface of the main body 2, a speaker unit 111 for outputting sound is provided.

The structure of the speaker section 111 will be described with reference to FIGS. As shown in FIGS. 17 and 18, the speaker unit 111 includes a speaker unit 121 and a cabinet 122. The speaker unit 121 is, for example, a moving coil type cone speaker unit and is fixed to the upper surface of the main body 2 like the speaker unit 11. Cabinet 122
It is formed of a resin having predetermined rigidity and internal loss.

When the speaker unit 111 does not output sound, the cabinet 122 is stored in the main body 2 as shown in FIG. 17, and at this time, the bottom surface of the main body 2 and the lower surface of the speaker unit 111 Construct a plane. When the speaker unit 111 outputs sound, the cabinet 122 is pulled out from the main body 2 to the lower side in the figure as shown in FIG. When the speaker unit 111 is pulled out above the main body 2, a space having a predetermined volume is formed inside the main body 2. When the cabinet 122 is pulled out from the main body 2, the space formed inside the main body 2 is closed by the cabinet 122 and the main body 2.

A predetermined volume of air sealed in a space formed when the cabinet 122 is pulled out of the main body 2 acts as a spring on the diaphragm of the speaker unit 121 in a low sound range. By setting the space inside the main body 2 to an appropriate volume, the speaker unit 111 can output a sound having a smooth output sound pressure level with respect to the frequency in a lower sound range.

As shown in FIG.
Is pulled out from the main body 2 to the lower side in the figure when the speaker unit 111 outputs sound, and is locked by a predetermined mechanism. When the sound is not output, the cabinet 122 is stored so as to be pushed upward with respect to the main body 2 in FIG.

For example, as shown in FIG. 20, the cabinet 131 may be rotatably connected to the main body 2 via a shaft 132. Cabinet 131
When the speaker unit 111 outputs sound, the speaker unit 111 is rotated and output from the main body 2. When the speaker unit 111 does not output sound, the speaker unit 111 is rotated in the direction opposite to the output direction and stored in the main body 2.

The speaker unit 111 having the structure shown in FIGS. 17 to 20 can have a simple structure because the speaker unit 121 is fixed to the main body 2 and does not use the side surface of the personal computer 1. Also, a predetermined connector or the like can be arranged on a side surface near the speaker unit 111 of the personal computer 1.

Note that a predetermined space may be provided inside the cabinet 122 or 131.

When the speaker unit 111 is provided near a hinge connecting the main body 2 and the display unit 3, when the cabinet 122 or the cabinet 131 is pulled out from the main body 2, the cabinet 122 or the cabinet 131
Can tilt the main body 2 up.

[0043]

According to the information processing apparatus of the first aspect, the sound output means outputs the sound, and the space forming means moves between the position stored in the main body and the position pulled out to the predetermined position. It is movably attached to the main body, and when pulled out from the main body to a predetermined position, a predetermined space is formed on the back of the sound output means, so that sound in a lower frequency range is output without increasing the size. become able to.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an appearance of a portable personal computer 1 according to an embodiment of the present invention.

FIG. 2 is a diagram illustrating a structure of a speaker unit 6;

FIG. 3 is a diagram illustrating a structure of a speaker unit 6;

FIG. 4 is a diagram illustrating the structure of a speaker unit 6;

FIG. 5 is a diagram illustrating a structure of a speaker unit 6;

FIG. 6 is a perspective view showing the appearance of another embodiment of the portable personal computer 1 according to the present invention.

FIG. 7 is a diagram illustrating a structure of a speaker unit 31.

FIG. 8 is a diagram illustrating a structure of a speaker unit 31.

FIG. 9 is a diagram illustrating a structure of a speaker unit 31.

FIG. 10 is a diagram illustrating a structure of a speaker unit 31.

FIG. 11 is a perspective view showing the appearance of still another embodiment of the portable personal computer 1 according to the present invention.

FIG. 12 is a diagram illustrating a structure of a speaker unit 71.

FIG. 13 is a diagram illustrating the structure of a speaker unit 71.

FIG. 14 is a diagram illustrating a structure of a speaker unit 71.

FIG. 15 is a diagram illustrating a structure of a speaker unit 71.

FIG. 16 is a perspective view showing the appearance of still another embodiment of the portable personal computer 1 according to the present invention.

FIG. 17 is a diagram illustrating a structure of a speaker unit 111.

FIG. 18 is a diagram illustrating a structure of a speaker unit 111.

FIG. 19 is a diagram illustrating the structure of a speaker unit 111.

FIG. 20 is a diagram illustrating the structure of a speaker unit 111.

[Explanation of symbols]

Reference Signs List 1 personal computer, 2 main body, 6 speaker units, 11 speaker units, 12 cabinets, 21 cabinets, 22 axes, 31 speaker units, 41 speaker units, 42 cabinets, 51 cabinets, 52 axes, 71 speaker units, 81 speaker units, 82 Cabinet, 91 cabinet, 92 axes, 111
Speaker unit, 121 Speaker unit, 122
Cabinet, 131 cabinet, 132 axes

Claims (4)

[Claims] 1. A sound output means for outputting a sound, movably attached to the main body between a position stored in the main body and a position pulled out to a predetermined position, and pulled out from the main body to a predetermined position. And a space forming means for forming a predetermined space on the back of the audio output means when the sound output means is turned off. 2. The information processing apparatus according to claim 1, wherein the audio output unit is attached to the space forming unit. 3. The information processing apparatus according to claim 1, wherein the audio output unit is attached to the main body, and the space forming unit is pulled out of the main body behind the audio output unit. apparatus. 4. The space forming means includes a side surface of the main body,
The information processing apparatus according to claim 1, wherein the information processing apparatus is pulled out from an upper surface or a bottom surface.