JP2003316483A - Portable information device, storing body therefor, power supply controller for the device as well as clothing and commodity equipped with the storing body - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a portable information device, storing body therefor, power supply controller for the device as well as clothing and commodities equipped with the storing body, which are superior in operability thereof. <P>SOLUTION: A permanent magnet is attached in the vicinity of an entrance 12 in a storing space 15 through a detection tape 20. Also, a magnetometric sensor 33 is arranged in the portable information device 30 for detecting variation in magnetic force lines 20a of a permanent magnet. In the case that the power supply of the device 30 is in an on-state, when detecting an induced electromotive force indicating the variation of the magnetic force lines 20a, a CPU 34 determines that the device 30 is inserted into the storing space 15 to turn off a power supply of a display 32. In the case that the power supply of the device 30 is in an off-state, when detecting an induced electromotive force indicating the variation of the magnetic force lines 20a, a CPU 34 determines that the device 30 is taken out from the storing space 15 to turn on the power supply of the display 32. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable information device, a portable information device housing, a power supply control device for the portable information device, and a garment and personal accessories provided with the portable information device housing.

[0002]

2. Description of the Related Art In recent years, computers are being networked, and in-house work is being made efficient by utilizing databases and the like.

On the other hand, there is an increasing demand to use the environment constructed in-house even outside the company, and portable information devices such as so-called electronic notebooks having high portability have become widespread.

This portable information device is often carried around by being stored in a pocket or bag of clothes.

For example, in the case of a portable information device stored in a pocket, when the user uses the portable information device, the power switch is turned on by pushing the power switch after taking it out from the pocket, and when the user finishes using the portable information device, it is stored in the pocket. Press the power switch again to turn off the power.

[0006]

For example, when using a portable information device on a train, the user often cannot use both hands because he / she has a bag, luggage, or is caught in a strap.

Therefore, the operation of turning on / off the power source of the portable information device must be performed with one hand, and the operation of the portable information device is troublesome.

Even if the portable information device can be operated with both hands, the operation of turning the power on and off each time it is used is troublesome.

The present invention has been made in view of such circumstances, and an object thereof is to provide a portable information device having excellent operability, a portable information device housing, a power supply control device for the portable information device, and a portable information device housing. To provide clothes and daily necessities provided.

[0010]

In order to solve the above-mentioned problems, the portable information equipment of the invention according to claim 1 is a detecting means for detecting a signal emitted from the signal generating means and propagated in space, and the detecting means. Control means for detecting a change in the distance from the signal generating means to the detecting means on the basis of the output signal and controlling the power source based on the change in the distance.

According to a second aspect of the present invention, in the portable information device housing having the storage space for storing the portable information device according to the first aspect, at least one of insertion and removal of the portable information device into the storage space is detected. Is provided with a signal generating means for issuing a signal for

According to a third aspect of the present invention, in the portable information device housing according to the second aspect, the signal generating means is provided near an entrance of the housing space.

According to a fourth aspect of the present invention, in the portable information device housing according to the second or third aspect, the signal generating means is a permanent magnet.

According to a fifth aspect of the present invention, in the portable information device housing according to the second or third aspect, the signal generating means is an ultrasonic oscillator circuit.

According to a sixth aspect of the present invention, in the portable information device housing according to the fourth aspect, the permanent magnet is an assembly of permanent magnets connected to the vicinity of the entrance of the housing space. .

According to a seventh aspect of the present invention, there is provided a power source control device for a portable information device, the portable information device, a portable information device housing having a storage space for housing the portable information device, and the portable information device housing. Signal generation means for emitting a signal propagating in a space for detecting at least one of insertion and removal of the portable information device with respect to the storage space,
The portable information device is provided with a detection unit that detects a signal from the signal generation unit, and a control unit that controls a power source of the portable information device based on an output signal from the detection unit. Characterize.

According to the eighth aspect of the invention, the daily necessities are the second aspect.
<6> The portable information device housing according to any one of <1> to <6> is provided.

The garment of the invention as defined in claim 9 is defined by claim 2
6. The portable information device housing according to any one of 6 above is provided.

[0019]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a front view of a portable information device housing according to an embodiment of the present invention.

The portable information device housing 10 shown in FIG. 1 is a breast pocket of clothes (clothes). A storage space 15 (see FIG. 5) for storing a portable information device 30 described later is formed by the covering cloth 11 forming the chest pocket.

As the portable information device housing 10,
Not limited to the chest pocket, it may be an inner pocket of a suit or a pants pocket as long as the portable information device 30 can be stored.

A strip-shaped detection tape 20 is attached near the entrance 12 of the storage space 15.

In FIG. 1, the detection tape 20 is connected to the inlet 12
Although the detection tape 20 is attached in the vicinity, the position where the detection tape 20 is attached is not limited to the vicinity of the entrance 12, and when the portable information device 30 is stored in the storage space 15 or is taken out from the storage space 15, Distance is 10
If the detection tape 20 is located at a position of cm or less, it may be, for example, the lower part of the chest pocket.

FIG. 2 is a sectional view taken along the line AA of FIG.

The length of the detection tape 20 is almost the same as the width of the inlet 12.

The detection tape 20 includes an upper cloth 21 and a lower cloth 22.
It consists of and. A plurality of permanent magnets (signal generating means) 23 are held between the upper cloth 21 and the lower cloth 22 so as to be continuous in a strip shape. The permanent magnets 23 are housed one by one in a space 25 divided by a thread 24. With this configuration, the shape of the detection tape 20 conforms to the ups and downs of clothes.

The permanent magnet 23 is substantially a disk. The upper surface and the lower surface of the permanent magnet 23 are processed in parallel.

The upper cloth 21 side of the permanent magnet 23 shown in FIG.
3a) is an N pole, and the lower cloth 22 side (lower side 23b) is an S pole.

The detection tape 20 is covered with the thread 26 and the cloth 1
However, the detection tape 20 may be attached by using Velcro (registered trademark) or the like instead of the thread 26.

FIG. 3 is a plan view of the portable information device.

The portable information device 30 shown in FIG. 3 is an electronic notebook. The portable information device 30 includes an operation button 31, a display 32, a magnetic sensor (detection means) 33, and C.
And a PU (control means) 34.

The operation button 31 is used by the user to input various instructions.

Various information and various instructions input by the user are displayed on the display 32.

The magnetic sensor 33 detects changes in the magnetic force lines 20a of the permanent magnet 23 (see FIG. 2).

The CPU 34 inputs the output signal of the magnetic sensor 33 so that the permanent magnet 23 receives from the magnetic sensor 33, for example, 3 units.
Determine whether or not you have approached within cm.

Further, the CPU 34 outputs a signal for turning on / off the power source of the display 32.

Although not shown, the portable information device 30 has a power switch as in the conventional example, and the power can be turned on / off manually.

FIG. 4 is a plan view showing an example of the magnetic sensor 33.

The magnetic sensor 33 is composed of a coil 33a and is directly attached to a substrate on which the CPU 34 and the like are mounted. Although the coil 33a is wound three times in FIG. 4, it is needless to say that the coil 33a may be wound at least once.

FIG. 5 is a conceptual diagram illustrating the positional relationship between the breast pocket and the portable information device.

In FIG. 5, the solid line and the alternate long and short dash line indicate the positions of the portable information device 30 in the inserted state and the withdrawn state, respectively.

Storage space 15 for storing the portable information device 30
A detection tape 20 is attached near the entrance 12 of the. Magnetic lines of force 20 a are generated from the permanent magnet 23 (see FIG. 2) of the detection tape 20 as illustrated.

The magnetic sensor 33 is used when the portable information device 30 passes near the detection tape 20 (within 3 cm).
A position that blocks the magnetic field lines 20a (the surface 30 of the portable information device 30)
It is located in a).

By arranging the magnetic sensor 33 in this way, the magnetic force lines 20a generated from the permanent magnet 23 can be detected with high sensitivity, so that the portable information device 30 has been inserted into the storage space 15 or from the storage space 15. It is possible to reliably detect the escape.

When the portable information device 30 is inserted in the storage space 15 or is removed from the storage space 15, an induced electromotive force is generated in the magnetic sensor 33 by an electromagnetic induction action due to a change in the magnetic force lines 20a.

The CPU 34 determines whether the portable information device 30 is inserted into or removed from the storage space 15 based on the induced electromotive force indicating the change in the magnetic force lines 20a, and outputs a signal for controlling the power supply of the display 32.

The control of the power supply of the display 32 by the CPU 34 will be described in detail.

When the portable information device 30 is inserted into the storage space 15, the magnetic sensor 33 crosses the magnetic force line 20a, and an induced electromotive force indicating a change in the magnetic force line 20a is generated in the magnetic sensor 33.

At this time, the CPU 34 determines based on the signal waveform of the induced electromotive force that the portable information device 30 has been inserted into the storage space 15, and outputs a control signal for turning off the power of the display 32.

As a result, the power supply from the power source to the display 32 is stopped.

On the other hand, when the portable information device 30 is taken out from the storage space 15, the induced electromotive force of the signal waveform having a polarity inverted from that in the case where the portable information device 30 is inserted into the storage space 15 is generated in the magnetic sensor 33. Occur.

When the signal waveform is inverted with respect to the signal waveform of the induced electromotive force when the portable information device 30 is inserted into the storage space 15, the CPU 34 determines that the portable information device 30 has escaped from the storage space 15. Then, a control signal for turning on the power of the display 32 is output.

As a result, power is supplied from the power supply to the display 32.

According to this embodiment, since the operation of turning on / off the power supply is omitted, the inconvenience of using the portable information device 30 is eliminated and excellent operability is obtained.

Since the permanent magnet 23 is used as the signal generating means, the structure of the signal generating means can be simplified.

Further, since the plurality of permanent magnets 23 are arranged along the peripheral edge of the entrance 12 of the storage space 15 by using the detection tape 20, the magnetic sensor 33 can reliably detect the magnetic field lines 20a regardless of the size of the portable information device 30. Changes can be detected.

Further, since the shape of the detection tape 20 is well adapted to the ups and downs of clothes, even if the entrance 12 of the storage space 15 is bent or twisted by the movement of the person wearing the clothes, great force is applied to the clothes. It is possible to prevent accidents such as breaking clothes.

The application example of the portable information device housing 10 is not limited to clothes, but may be applied to daily necessities such as handbags and bags.

Further, as the portable information device housing 10,
It may be a case-like case provided on the wall surface.

Further, in the above-described embodiment, the case where the present invention is applied to the electronic notebook as an example of the portable information device 30 has been described, but the applicable range is not limited to the electronic notebook, and a portable computer or a mobile phone. The same effect can be obtained when applied to the above.

In the above embodiment, the permanent magnet is used as the signal generating means, but an ultrasonic wave generating circuit may be used instead of the permanent magnet, and the same effect as in the case of using the permanent magnet can be obtained. You can

Further, in the above embodiment, both the insertion and the removal of the portable information device 30 from the storage space 15 are detected. However, when the portable information device 30 is not operated for a predetermined time, it is automatically detected. There is also a device having a function of turning off the power source, and such a portable information device 30 may detect the escape time and turn on the power source.

[0064]

As described above, according to the present invention,
Excellent operability can be obtained.

[Brief description of drawings]

FIG. 1 is a front view of a portable information device housing according to an embodiment of the present invention.

FIG. 2 is a sectional view taken along the line AA of FIG.

FIG. 3 is a plan view of a portable information device.

FIG. 4 is a plan view showing an example of a magnetic sensor.

FIG. 5 is a conceptual diagram illustrating a relationship between a breast pocket and a portable information device.

[Explanation of symbols]

10 Mobile information device housing 11 wrapping cloth 12 entrance 15 storage space 20 detection tape 23 Permanent magnet (Signal generation means) 30 Portable information devices 33 Magnetic sensor (detection means) 34 CPU (control means)

Claims (9)

[Claims] 1. A detection means for detecting a signal emitted from a signal generation means and propagated in space, and a change in the distance from the signal generation means to the detection means based on an output signal from the detection means. A portable information device, further comprising: a control unit that controls a power source based on a change in the distance. 2. A portable information device housing having a storage space for housing the portable information device according to claim 1, wherein a signal for outputting a signal for detecting at least one of insertion and removal of the portable information device into and from the storage space. A portable information device storage body comprising a generating means. 3. The portable information device housing according to claim 2, wherein the signal generating means is provided near an entrance of the housing space. 4. The portable information device housing according to claim 2, wherein the signal generating means is a permanent magnet. 5. The portable information device housing according to claim 2, wherein the signal generating means is an ultrasonic wave oscillating circuit. 6. The portable information device housing according to claim 4, wherein the permanent magnet is an assembly of permanent magnets that are connected near the entrance of the housing space. 7. A portable information device, a portable information device housing having a storage space for storing the portable information device, and an insertion / removal of the portable information device provided in the portable information device housing into the storage space. A signal generating means for emitting a signal propagating in a space for detecting at least one of: a detecting means provided in the portable information device for detecting a signal from the signal generating means; and an output signal from the detecting means. And a control means for controlling the power supply of the portable information device based on the power supply control device. 8. A daily commodity comprising the portable information device housing according to any one of claims 2 to 6. 9. A garment comprising the portable information device housing according to any one of claims 2 to 6.