JP2002359676A - Mobile telephone and battery for the mobile telephone - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mobile telephone provided with a solar battery that can obtain a sufficient electric power generation and can easily be changed without the need for an excess work. SOLUTION: A solar battery panel 40a or the like is provided on an upper side of the mobile telephone A1 where a dial key is arranged, three side faces among 4 side faces placed successively from the upper face, and a rear side opposite to the upper side. A solar battery panel is provided particularly on the upper face so that the battery is charged even when the mobile telephone is placed upward. Or the solar battery panel may be exposed from both sides of the mobile telephone.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable telephone device.

[0002]

2. Description of the Related Art Conventionally, a portable telephone device uses electric power of a built-in type or an external type secondary battery which can be repeatedly charged and discharged. The secondary battery is generally rechargeable with a household AC power supply or a vehicle DC power supply.

[0003] In addition, there is a conventional portable telephone device provided with a solar cell, for example, Japanese Patent Application Laid-Open No. 9-149107.
And the mobile phone device disclosed in JP-A-9-186623. Further, JP-A-11-103336
Some are described in the issue.

[0004] That is, Japanese Patent Application Laid-Open No. Hei 9-149107 discloses that a solar cell is provided on the back side of a foldable cover portion of a mobile phone. It is disclosed that a solar cell that can be stored and pulled out is provided at the upper end of a mobile phone, and Japanese Patent Application Laid-Open No. 11-103336 discloses a power supply for a mobile phone that can be connected to a mobile phone and has a solar cell. Have been.

[0005]

However, Japanese Patent Application Laid-Open No.
In the case of -149107, a sufficient amount of power generation cannot be obtained because the solar cell is provided only at the upper end of the mobile phone. In addition, Japanese Patent Application Laid-Open No.
In the case of No. 23, since a solar cell is provided on the back side of the cover part, when charging using the solar cell,
There is a problem that the cover must be opened. In other words, in the case of a mobile phone device having the cover, when the mobile phone is placed at an arbitrary position, it is normal to leave the cover in a closed state, as described in Japanese Patent Application Laid-Open No. 9-186623. In the case of, it is necessary to open the cover part and put it on. That is, extra work is required. Also, in Japanese Patent Application Laid-Open No. 11-103336, a power supply for a mobile phone equipped with a solar cell must be separately prepared.
Poor portability.

Therefore, it is an object of the present invention to provide a portable telephone device having a solar cell, which can provide a sufficient amount of power generation and can be easily charged without extra work. It is the purpose.

[0007]

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and the first aspect is a portable telephone device provided with a dial key. A solar cell is provided on an upper surface portion.

In the portable telephone device of the first configuration, it is possible to sufficiently secure the opportunity of charging by the solar cell. In other words, in a mobile phone device, when it is placed in any place, it is usual to place the dial key on the upper surface with the upper side facing up, but in the mobile phone device of the present invention, Since the solar cell is provided in the portion, light can be received by the solar cell even when the upper surface is directed upward, and charging can be performed.

Second, in the first configuration, the portable telephone device may further include a solar cell provided on at least one side surface of a plurality of side surfaces connected to the top surface. It is characterized by having. Therefore,
The area for installing solar cells can be increased,
The amount of charge by the solar cell can be increased.

[0010] Thirdly, in the above first or second configuration, the portable telephone device further includes a solar cell provided on a back surface opposite to the upper surface. It is characterized by. Therefore, even in the case where the back surface side of the mobile phone device is set up, it can be charged from the solar cell.

Fourth, a portable telephone device,
The upper surface, which is the surface on which the dial keys are provided, the four side surfaces connected continuously from the upper surface, and the back surface connected continuously from the side surfaces, the surface opposite to the upper surface It has a total of six surface portions including a certain back surface portion, and at least three or more of the six surface portions are provided with solar cells. Therefore, a larger area for disposing the solar cell can be obtained, and the amount of charge by the solar cell can be increased.

Fifth, in any one of the first to fourth configurations, the portable telephone device further has a detachable battery, and the battery is provided with a solar cell. It is characterized by the following. By allowing the solar battery provided on the battery to charge the battery, the battery can be charged even when the battery is removed from the mobile phone device.

Sixth, in any one of the first to fifth configurations, the portable telephone device has a main body case forming a part of the portable telephone device, and is housed in the main body case. A solar cell is provided, which is possible and can be exposed to the outside from the main body case. In the mobile phone device having the sixth configuration, when the mobile phone device is placed without using the mobile phone device, the solar cell is exposed and charged. On the other hand, the mobile phone device is used, When storing the solar cell in a bag or the like, the solar cell is stored in a main body case. Therefore, the solar cell can be provided with a sufficient area, and the solar cell does not become a hindrance when a mobile phone device is used.

Seventh, a portable telephone device,
It is characterized by having a main body case which constitutes a part of the mobile phone device, and a solar cell which can be stored in the main body case and which can be exposed to the outside from the main body case.

In the portable telephone device having the seventh configuration, when the portable telephone device is placed without using the portable telephone device, the solar cell is exposed and charged, while the portable telephone device is used. When the solar cell is stored in a pocket or a bag, the solar cell is stored in a main body case. Therefore, the solar cell can be provided with a sufficient area, and the solar cell does not become a hindrance when a mobile phone device is used.

Eighth, in the above-mentioned sixth or seventh configuration, the light-receiving surface of the solar cell is provided at least when the solar cell is exposed to the outside from the main body case. Are directed to the same side as the upper surface portion on which the is provided. Therefore, when the mobile phone device is mounted with the upper surface provided with the dial keys facing upward, the light receiving surface of the solar cell also faces upward, so that the solar cell can easily receive light, and charging by the solar cell can be performed. It can be performed efficiently.

Ninth, in the sixth or seventh configuration, the perpendicular to the light-receiving surface of the solar cell is at least when the solar cell is exposed to the outside from the main body case. It is characterized in that it has a component in the direction of a perpendicular to the upper surface, which is the surface on which the dial keys are provided. Therefore, when the mobile phone device is mounted with the upper surface provided with the dial keys facing upward, the light receiving surface of the solar cell also faces upward, so that the solar cell can easily receive light, and charging by the solar cell can be performed. It can be performed efficiently.

In a tenth aspect, in any one of the sixth to ninth configurations, the portable telephone device further includes: a storage state in which the solar cell is stored in a main body case; Has switching means for switching between an exposed state exposed to the outside from the main body case.

Eleventh, in the tenth configuration, the switching means includes an operation dial rotated by a user and one or more gear units operatively connected to the operation dial. And the solar cell is rotated by rotating the operation dial.

In a twelfth aspect, in any one of the sixth to eleventh configurations, the solar cell is exposed from a side surface portion continuously provided from an upper surface portion on which a dial key is provided. It is possible that the solar cell is exposed in a wing shape from a pair of side surfaces.

According to a thirteenth aspect, in any one of the first to twelfth configurations, the portable telephone device further comprises: It is characterized by having an informing means for informing. The notification in this case is performed by, for example, display such as light emission and / or sound. Therefore, when the mobile phone device is placed in a place with a small amount of light, such as a dark place, the user is notified, and the user may take measures such as moving the mobile phone device to a bright place. It becomes possible to perform charging by the solar cell efficiently.

Fourteenthly, in any one of the first to thirteenth configurations, the portable telephone device further includes a notifying unit for notifying when the power generation amount of the solar cell is equal to or less than a predetermined value. It is characterized by having. The notification in this case is performed by, for example, display such as light emission and / or sound. Therefore, when the power generation amount is small, for example, when the mobile phone device is placed in a place with a small amount of light such as a dark place, the user is notified, and the user moves the mobile phone device to a bright place. And the charging by the solar cell can be performed efficiently. Further, if the notification is still made by the notifying means even after being moved to a bright place, it can be a trigger for detecting a failure of the solar cell.

Fifteenth, the present invention is directed to a portable telephone device comprising a solar cell and a notifying means for notifying when the amount of light irradiated to the portable telephone device is equal to or less than a predetermined value. And The notification in this case is performed by, for example, display such as light emission and / or sound. Therefore, when the mobile phone device is placed in a place with a small amount of light, such as a dark place, the user is notified, and the user may take measures such as moving the mobile phone device to a bright place.
It becomes possible to perform charging by the solar cell efficiently.

In a sixteenth aspect, the portable telephone device is characterized by having a solar cell and a notifying means for notifying when the amount of power generated by the solar cell is equal to or less than a predetermined value. The notification in this case is performed by, for example, display such as light emission and / or sound. Therefore, when the power generation amount is small due to, for example, the case where the mobile phone device is placed in a place with a small amount of light such as a dark place, the user is notified.
The user only has to take measures such as moving the mobile phone device to a bright place, and the charging by the solar cell can be performed efficiently. Further, if the notification is still made by the notifying means even after being moved to a bright place, it can be a trigger for detecting a failure of the solar cell.

In a seventeenth aspect, a battery for a portable telephone device is characterized in that a solar cell is fixed and can be charged by the solar cell. By allowing the solar battery provided on the battery to charge the battery, the battery can be charged even when the battery is removed from the mobile phone device.

[0026]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to the drawings. As shown in FIGS. 1 to 3, the mobile phone device A1 according to the first embodiment of the present invention includes a main body case 10, a solar cell panel (solar cell) 40 provided around the main body case 10, and the like. are doing.

Here, the main body case 10 will be described in more detail.
As shown in FIG. 2, the box-shaped outer shape is similar to that of a conventional mobile phone. That is, the main body case 10
Six surface parts are provided, and the whole has a substantially rectangular parallelepiped shape. That is, the main body case 10 is
, A first side surface portion 12b, a second side surface portion 12c, a back surface portion 12d, a third side surface portion 12e, and a fourth side surface portion 12f. Are connected to each other so as to form a substantially rectangular parallelepiped shape as a whole.

Of the respective surfaces constituting the main body case 10,
FIG. 2 (a) shows the surface except for the fourth side surface 12 f.
As shown in (b), a recess is formed. That is, a concave portion 14a is formed in the upper surface portion 12a, and a concave portion 14b is formed in the first side surface portion 12b.
A concave portion 14c is formed in the side surface portion 12c, and the back surface portion 1 is formed.
A recess 14d is formed in 2d, and the third side surface 12e is formed.
Is formed with a concave portion 14e. Each concave portion is formed on each surface portion, leaving an outer peripheral portion of each surface portion.

FIG. 2 (a) shows the recess 14a.
As shown in FIG. 5, a pair of terminal connection holes 15a is formed by two holes.
Are arranged. The terminal connection hole 15a has a shape connectable to a terminal provided at a predetermined position of a solar cell panel described later. In addition, the concave portion 14b, the concave portions 14 and c, the concave portion 14d, and the concave portion 14e include:
Similarly to the concave portion 14a, the terminal connection holes 15b, 15c, 15d, and 15 have the same shape as the terminal connection hole 15a.
e and 15f are respectively provided at predetermined positions.

The solar cell panel 40 has a solar cell panel 40a, a solar cell panel 40b, a solar cell panel 40c, a solar cell panel 40d, a solar cell panel 40e, and a solar cell panel 40f. ing.

Here, the solar cell panel 40a is mounted in the recessed portion 14a, has an outer shape that fits exactly in the recessed portion 14a, and has an opening at a position corresponding to each portion disposed on the upper surface portion 12a. Part is provided. That is, each opening is formed in a rectangular plate shape. That is, the first panel opening 42a is formed at the position where the speaker 24a is provided, and the second panel opening 42b is formed at the position where the microphone 24i is provided. A third panel opening 42c is formed at a position where the panel is provided, and a fourth panel opening 42d is formed at a position where the display unit 28 including a liquid crystal display is provided. .

The solar cell panel 40b is mounted in the recess 14b and has an outer shape that fits in the recess 14b. That is, it has a plate-like elongated rectangular shape. The solar cell panel 40c is mounted in the recess 14c, and has an outer shape that fits exactly in the recess 14c. That is, it has a plate-like elongated rectangular shape. The recess 14b and the recess 14c have the same size and shape, and the solar cell panel 40b and the solar cell panel 40c have the same size and shape.

Further, the solar cell panel 40d has
It is mounted in a recess 14d provided in 2d, and has an outer shape that fits exactly in the recess 14d. That is, it has a plate-like rectangular shape. The solar cell panel 40e is provided on the back surface of the secondary battery 34, that is, the secondary battery 3
4 is provided on a surface that is exposed to the outside when mounted on the main body case 10, and has a plate-like rectangular shape. The shape and size of the solar cell panel 40e are the same as the shape and size of the back surface of the secondary battery 34. Further, the solar cell panel 40f is mounted in the recess 14e, and has an outer shape that fits exactly in the recess 14e. That is,
The solar cell panel 40f has a plate-like rectangular shape,
It has an opening 42e for inserting the antenna 24a.

The above solar cell panels 40a to 40a
In e, a solar cell element (or a solar cell) may be formed on the front side, and a terminal for inputting power generated in the solar cell element to the secondary battery 34 side may be formed on the back side. ing. That is, the terminals are provided on the back side of the solar cell panel at positions corresponding to the positions of the terminal connection holes provided in each recess. For example, the solar cell panel 40b is provided with a terminal 44b,
d is provided with a terminal 44d, and the solar cell panel 40e is provided with a terminal 44e.

Each of the solar cell panels 40a to 40e is
It is fixed to the main body case 10 by fixing means such as an adhesive. That is, in the case of the adhesive, the adhesive is fixed by the adhesive disposed between the solar cell panels 40a to 40d and the respective concave portions, or by the adhesive disposed between the solar cell panel 40e and the secondary battery 34. That is, the solar cell panel 40a
In a state in which the solar cell panels 40a to 40e are fixed to the main body case 10 and the secondary battery 34, the light receiving surfaces of the solar cell panels 40a to 40e naturally face outward.

Further, as shown in FIG. 4, the portable telephone device A1 includes a CPU 22, a transmitting / receiving unit 24, and an operating unit 26.
Display unit 28, secondary battery 34, power supply circuit 35,
Power supply terminal 36, light amount sensor 50a, and power generation amount sensor 5
0b and a light emitting unit 52a.

Here, the CPU 22 controls the operation of each unit shown in FIG. The transmitting / receiving unit 24 is for transmitting and receiving data such as voice and character information in the mobile phone device A1, and includes an antenna 24a,
Antenna duplexer 24b, receiving unit 24c, transmitting unit 24
d, baseband processing unit 24e, and audio codec 2
4f, an analog processing unit 24g, a speaker 24h,
Microphone 24i.

Here, the receiving section 24c performs predetermined signal processing on the received signal to obtain an intermediate frequency signal. Also,
The transmitting unit 24d frequency-converts the signal modulated by the baseband processing unit 24e into a signal of a transmission channel.

Further, at the time of reception, the baseband processing unit 24e demodulates the received signal sent from the receiving unit 24c and performs baseband processing for extracting audio data, control data, and the like from the demodulated signal. At the time of transmission, baseband processing for generating transmission data by adding control data, synchronization bits, and the like to the audio data supplied from the audio codec 24g is performed.

At the time of reception, the audio codec 24g converts the audio data compressed for transmission back to the original audio data and converts it into an analog audio signal. At the time of transmission, the audio data that has been subjected to analog processing in the analog processing unit 24g is converted into digital data, and is compressed for transmission.

The analog processing section 24g performs analog processing such as amplifying an analog signal sent from the audio codec 24f at the time of reception, while performing analog processing at the time of transmission.
A predetermined analog process is performed on the audio signal input from the microphone 24i.

The operation section 26 is for performing input operations, and is composed of dial keys and the like. The display unit 28 is for displaying various information, and is configured by a liquid crystal display.

The secondary battery 34 is a battery for storing the current supplied via the power supply terminal 36 and the current supplied via the solar cell panel 40. Conventionally, a lithium ion rechargeable battery, a nickel hydride rechargeable battery, and the like, which have been used for a mobile phone device, are used. The secondary battery 34 functions as a battery, and is detachable from the main body case 10. As shown in FIG. 2, a solar cell panel 40e is fixed to the secondary battery 34, but the electric power generated in the solar cell panel 40e is also used as it is in the secondary battery 3e.
4 so that the secondary battery 3 can be charged.
Even when only 4 is taken out of the main body case 10, the secondary battery 34 can be charged. The secondary battery 34 and the solar cell panel 40e constitute the battery for the portable telephone device.

In FIG. 4, a charge control circuit is provided in front of the secondary battery 34, and the power from the power supply terminal 36 and the solar cell panel 40 is controlled by this charge control circuit.
The next battery 34 may be charged. That is, the charge control circuit may be provided at a position P in FIG. Such a charge control circuit may be provided in the main body case, or may be integrated with the secondary battery 34 so as to be detachable from the main body case 10. That is, the battery unit having the secondary battery 34 and the charge control circuit is made detachable.

The power supply circuit 35 adjusts the output voltage of the secondary battery 34 and the like.
Power is supplied to each unit via the.

The power terminal 36 is connected to the mobile phone A1.
Is connected to the charger, the charging current from the charger is supplied from the power supply terminal 36 and stored in the secondary battery 34.

The light quantity sensor 50a is a sensor for detecting a light quantity, detects that light having a predetermined light quantity or more is received, and detects when a light quantity of a predetermined light quantity or more is received. The signal is output to the CPU 22. The light amount sensor 50a is provided at a predetermined position of the mobile phone device A1, for example, at an upper surface portion 12a of the mobile phone device A1 so as to be exposed to the outside. That is, although not shown in FIG. 1, the light amount sensor 50a is attached to the upper surface 12a.

The power generation amount sensor 50b detects that the power generation amount of the solar cell panel 40 is equal to or more than a predetermined value. Specifically, the power generation amount sensor 50b monitors the amount of current output from the solar cell panel 40. Then, it detects that a predetermined amount of current is flowing, and outputs a detection signal to the CPU 22 when the amount of current is equal to or more than the predetermined amount of current. The power generation amount sensor 5
0b may monitor the electromotive force of the solar cell panel 40 and detect that an electromotive force of a predetermined voltage or more is generated.

The light emitting section 52a is a light emitting section composed of a light emitting device, and emits light when the detection signal is not transmitted from the light quantity sensor 50a or when the detection signal is not transmitted from the power generation quantity sensor 50b. Have been.
The light emitting unit 52a is configured by, for example, an LED. That is, the storage unit 53 stores the light emitting unit 52 based on the detection signals from the light amount sensor 50a and the power generation amount sensor 50b.
a, a program for causing a to emit light is stored.
The PU 22 causes the light emitting unit 52a to emit light based on this program. That is, when the detection signal is not transmitted from the light amount sensor 50a for a predetermined time, the CPU 22 determines that the mobile phone device A1 is not placed in a sufficiently bright place.
Causes the light emitting unit 52a to emit light. In addition, the power generation amount sensor 5
0b, the detection signal is not transmitted for a predetermined time.
The PU 22 causes the light emitting unit 52a to emit light. That is, when the detection signal is not transmitted from at least one of the light amount sensor 50a and the power generation amount sensor 50b, the light emitting unit 52a
To emit light.

Instead of notifying by the light emitting section 52a,
The notification may be made by voice. That is, when a detection signal is not transmitted from at least one of the light amount sensor 50a and the power generation amount sensor 50b, the CPU 22
A predetermined sound is output from the speaker 24h to inform that the solar cell panel 40 is not generating power sufficiently. Note that both the notification and the voice notification may be used together by the light emitting unit 52a. Also, the light emitting unit 52a
May be displayed on the display unit 28 without providing a light amount or a small power generation amount.

The light quantity sensor 50a, the CPU 22, and the light emitting section 52a (or the operation section 26, the speaker 24h) constitute the above-mentioned notification means.
PU22, light emitting unit 52a (or operation unit 26, speaker 2
4h) constitutes the notification means.

As described above, the main body case 10
Upper surface 12a and four side surfaces 12b, 12c, 12
e and 12f and the back surface 12d, the mobile phone device A1 itself also has an upper surface portion on which the dial keys are provided and a four-portion connected from the upper surface portion.
It can be said that it has two side surfaces and a back surface which is a surface opposite to the upper surface on the back surface provided continuously from the side surfaces.
That is, the surface on which the solar cell panel 40a is provided is the upper surface, and the surface on which the solar cell panel 40b is provided;
The surface on which the solar cell panel 40c is provided, the surface on which the solar cell panel 40f is provided, and the surface on which the power supply terminal 36 is provided are side portions.
It can be said that the surface provided with d and 40e is the back surface. In the present embodiment, the solar cell panel is provided on five of the six surface portions other than the fourth side surface portion, but may be provided on at least three or more of the six surface portions. Good.

The operation and use state of the portable telephone device A1 having the above configuration will be described. Since the solar cell panel is provided on each surface of the main body case 10 in the mobile phone device A1 in the present embodiment, power generation is performed by arranging the solar cell panel in a place where light such as sunlight exists. The secondary battery 34 is charged. In this case, particularly, the mobile phone device A1 of the present embodiment is used.
Since the solar cell panels are provided on all surfaces except for the fourth side surface portion 12f, the mobile phone device A
The battery can be charged by the solar battery panel regardless of whether the battery 1 is placed in any direction. In particular, since the solar cell panel 40a is also provided on the upper surface portion 12a of the main body case 10, an opportunity for charging by the solar cell panel can be secured. In other words, in a mobile phone device, when it is set in any place, it is normal to set the upper surface with the dial key on the upper side, except when setting it in the charger. However, in the mobile phone device of the present embodiment, since the solar cell panel is also provided on the upper surface 12a, the light can be received by the solar cell panel 40a and charging can be performed even when the upper surface is upward. Even when the rear part 12d of the mobile phone A1 is placed facing upward, charging can be performed because the solar cell panel is also provided on the rear part 12d of the mobile phone A1.

When the mobile phone device A1 is set in the charger, power is supplied from the power supply terminal 36 to charge the secondary battery 34. The electric power charged in the secondary battery 34 is supplied to each unit by the power supply circuit 35.

If the portable telephone device A1 is placed in a place such as a dark place where light does not sufficiently exist, the light amount sensor 50
Since a detection signal is not output from a, the CPU 22 causes the light emitting unit 52a to emit light and notifies by sound. Note that a predetermined display may be displayed on the display unit 28 instead of causing the light emitting unit 52a to emit light. In addition, the power generation amount sensor 5
Similarly, when the detection signal is not output from 0b, the light emitting unit 52a is caused to emit light or to be notified by voice. Thereby, even if the mobile phone device A1 is placed in a place where there is sufficient light, if the notification is made, the notification is based on the power generation amount sensor 50b, which may be a trigger for detecting a failure of the solar cell panel. it can.

It should be noted that the portable telephone device A1
In order to prevent the sound from being output one by one when the character is inserted, it is preferable to be able to switch so as not to notify by sound.

When there is a notification based on the light amount sensor 50a or a notification based on the power generation amount sensor 50b, the user may take measures such as moving the mobile phone device A1 to a bright place. In the case of the above-mentioned sound notification, a speaker 52b for outputting the sound (FIG. 1, FIG.
2 (see FIG. 2).

In a communication operation such as a telephone call or data transmission, the transmission / reception unit 24 mainly operates.

Next, the portable telephone device A in the second embodiment
2 will be described. The mobile phone device A2 according to the second embodiment includes a main body case 110, a solar cell panel 140, and the like.

Here, the main body case 110 will be described in more detail. As shown in FIG. 5, the main body case 110 has a substantially box-like outer shape like a conventional mobile phone. That is, the main body case 110
Six surface parts are provided, and the whole has a substantially rectangular parallelepiped shape. That is, the main body case 110 is
2a, a first side surface portion 112b, and a second side surface portion 112c
And the rear surface portion 112d, the third side surface portion 112e, and the fourth side surface portion 112f, and the ends of the sides that are in contact with each other are connected without leaving a gap.
It has a substantially rectangular parallelepiped shape as a whole. However, the first side surface portion 112b and the second side surface portion 112c are provided with elongated openings for exposing the solar cell panel. That is, the opening 116a is formed on the first side surface 112b.
Is provided on the second side surface portion 112c.
16b is provided. The main body case 110 forms a part of the mobile phone device A2.

The solar cell panel 140 includes a solar cell panel (solar cell) 140a and a solar cell panel (solar cell)
140b, and the solar cell panel 140a and the solar cell panel 140b each have a fan-shaped plate shape. That is, each of the solar cell panels 140a and 140b has a shape obtained by dividing a circle into a quarter by two straight lines passing through the center of the circle.

The solar cell panels 140a and 140b are both switchable between a housed state and an exposed state with respect to the main body case 110. That is, as shown in FIG. 7, the rotation center of the solar cell panel 140 a, that is, the corner that forms a right outer shape in plan view, has a substantially circular shape projecting in a direction perpendicular to the plane formed by the solar cell panel 140 a. A columnar panel-side gear 146a is provided, and a gear is formed on a side surface of the panel-side gear 146a. The panel gear 146a has a shaft at the center, and the shaft is rotatably supported by the main body case 110. A gear 164b meshes with the panel-side gear 146a. The gear 164b also has a shaft at the center, and the shaft is rotatably supported by the main body case 110. Also,
The gear 164a meshes with the gear 164b.
The gear 164a also has a shaft portion at the center, and the shaft portion is rotatably supported by the main body case 110, and has a larger diameter than the panel-side gear 146a and the gear 164b.

The substantially cylindrical panel side projecting in the vertical direction with respect to the plane formed by the solar cell panel 140b is provided at the center of rotation of the solar cell panel 140b, that is, at the corner having a right outer shape in plan view. A gear 146b is provided, and a gear is formed on a side surface of the panel-side gear 146b. The panel-side gear 146b has a shaft at the center, and the shaft is rotatably supported by the main body case 110. The panel-side gear 146a has a gear 1
64a are meshed. The gear 164a also has a shaft portion at the center, and the shaft portion is rotatably supported by the main body case 110, and has a larger diameter than the panel-side gear 146a and the gear 164b.

Further, the gear 164a is connected to the operation dial 1
52 and gear 162 provided integrally therewith. That is, the gear 1 having a common rotation axis with the operation dial 152
62 is attached to the operation dial 152, and the gear 162 meshes with the gear 164a. The operation dial 152 and the gear 162 also have a shaft at the center, and the shaft is rotatably supported by the main body case 110.

That is, by rotating the operation dial 152 in a certain direction (the direction B in FIG. 7), the solar cell panels 140a and 140b protrude from the inside of the main body case 110 and are exposed. By rotating the solar cell panels 140a and 140b in the direction (A direction in FIG. 7), the solar cell panels 140a and 140b projecting from the main body case 110 and exposed are housed in the main body case 110. That is, the solar panel 140
a and 140b can be stored in the main body case 110 and can be exposed to the outside from the main body case 110. Here, the operation dial 152 and the gear 16
2. Gears 164a and 164b, and panel-side gear 146
a, 146b, etc. function as the switching means. Further, the gear 162, the gears 164a and 164b, and the panel-side gears 146a and 146b function as the above-described gear portion. FIG. 7 shows the solar cell panels 140a and 140b.
The drawing focuses on the mechanism for exposing and storing the camera, and other internal structures are omitted.

As shown in FIG. 5 and the like, the two solar cell panels 140a and 140b are provided so as to be symmetric with respect to the longitudinal axis of the main body case 110. The solar cell panels 140a, 1
In 40b, a solar cell element (or a solar cell) may be provided on the upper surface portion 112a side. That is,
The solar panel 140a, 140b is a mobile phone device A
2 has a light receiving surface on the upper surface side.

Further, as shown in FIG. 4, the portable telephone device A2 includes a CPU 22, a transmitting / receiving unit 24, an operating unit 26, a display unit 28, and a secondary battery 3 as in the first embodiment.
4, a power supply circuit 35, a power supply terminal 36, and a light amount sensor 5
0a, a power generation amount sensor 50b, and a light emitting unit 52a. As shown in FIG. 4, the transmitting / receiving unit 24 includes an antenna 24a, an antenna duplexer 24b, and a receiving unit 24.
c, a transmission unit 24d, a baseband processing unit 24e,
It has an audio codec 24f, an analog processing unit 24g, a speaker 24h, and a microphone 24i.

The structure of each part shown in FIG. 4 is the same as that of the first embodiment, and a detailed description thereof will be omitted.

The operation and use state of the portable telephone device A2 having the above configuration will be described. When the mobile phone device A2 in the present embodiment is placed on a mounting place such as on a table, the operation dial 152 is rotated so that the solar battery panels 140a and 140b are stored in the main body case 110. From solar cell panels 140a, 140b
Are projected from the main body case 110. That is,
When the operation dial 152 is rotated in the direction B (see FIG. 7), the gear 164a is rotated accordingly, and the gear 164a is rotated.
The panel gear 146b is rotated by the rotation of, and the gear 164b is rotated. Further, when the gear 164b rotates, the panel-side gear 146a rotates. When the panel-side gear 146b rotates, the panel-side gear 146b is fixed to the solar cell panel 140b, so that the solar cell panel 140b rotates around the panel-side gear 146b and is exposed outside the main body case 110. When the panel-side gear 146a rotates, the panel-side gear 146a is fixed to the solar cell panel 140a, so that the solar cell panel 140a rotates around the panel-side gear 146a and is exposed to the outside of the main body case 110. . That is, the so-called solar cell panels 140a and 140b are exposed to the outside in the form of wings, so that they are in an open state, as shown in FIG. Then, the portable telephone device A2 is placed on the placing place with the upper surface side, that is, the side on which the dial keys are provided facing upward. Then, the solar cell panel 140a,
Since 140b has a light receiving surface on the upper surface side, power generation is performed by placing it in a place where light such as sunlight exists, and the secondary battery 34 is charged.

In particular, solar cell panels 140a and 140b
In, since the light receiving surface is provided in the same direction as the direction in which the upper surface of the mobile phone device A2 faces, it is possible to secure an opportunity for charging by the solar cell panel. That is,
In a mobile phone device, when it is set in any place, it is normal to set it with the dial key on the upper side, except for the case where it is set in the charger. In the mobile phone device of the present embodiment, since the solar cell element is provided on the upper surface portion 112a side of the solar cell panel, light can be received by the solar cell panel even when the upper surface portion is facing upward, and charging can be performed. .
In particular, when the mobile phone device is placed on a table or the like, it is normal to place the mobile phone device with its top surface up.
Even if a solar cell panel is provided on the upper surface of the mobile phone device, it is difficult to provide a solar cell panel having a sufficient area because dial keys and a liquid crystal display are provided. Therefore, by adopting the second embodiment, it is possible to provide a solar cell panel having a sufficient area toward the upper surface of the mobile phone device.

The above solar cell panels 140a, 14
Even if the light receiving surface of No. 0b does not face the same side as the upper surface portion on which the dial key is provided in the mobile phone device A2, the perpendicular line to the light receiving surface is provided with the dial key in the mobile phone device. What is necessary is just to make it have the component of the direction of the perpendicular to the upper surface part which is a surface. That is, the solar cell panels 140a and 140b are
It may not be parallel to the plane of 2a, but may be inclined.

When the portable telephone device A2 is set in the charger, electric power is supplied from the power supply terminal 36 and the secondary battery 34 is charged. The electric power charged in the secondary battery 34 is supplied to each unit by the power supply circuit 35.
When the mobile phone device A2 is set in the charger, the solar cell panels 140a and 140b may be in an exposed state or in a housed state.

When the portable telephone device A2 is carried and used, the operation dial 152 is rotated, and the solar battery panels 140a and 140b are stored in the main body case 110. That is, by rotating the operation dial 152 in the direction A (see FIG. 7), the solar cell panels 140a, 140b
To store. In other words, so-called solar panel 140a,
140b is closed. That is, the state shown in FIG. 6 is obtained. In this way, when the mobile phone device A2 is stored in a bag or pocket, the solar cell panel 140
a and 140b do not interfere.

When the portable telephone device A2 is located in a place where light does not sufficiently exist, or when the solar cell panels 140a,
If the power is not sufficiently generated by 40b, the user is notified as in the first embodiment. That is, when the mobile phone device A2 is placed in a place such as a dark place where light does not sufficiently exist, the detection signal is not output from the light amount sensor 50a, so that the CPU 22 causes the light emitting unit 52a to emit light and To inform. Note that a predetermined display may be displayed on the display unit 28 instead of causing the light emitting unit 52a to emit light. Similarly, even when the detection signal is not output from the power generation amount sensor 50b, the light emitting unit 52a is caused to emit light or to be notified by voice. As a result, even if the mobile phone device A2 is placed in a place where there is sufficient light, if the notification is issued, it is determined that the notification is based on the power generation amount sensor 50b, and the failure of the solar cell panel can be detected.

Note that the portable telephone device A2
In order to prevent the sound from being output one by one when the character is inserted, it is preferable to be able to switch so as not to notify by sound.

Then, when there is a notification based on the light amount sensor 50a or a notification based on the power generation amount sensor 50b, the user may take measures such as moving the mobile phone device A2 to a bright place. In the case of the above-mentioned sound notification, a speaker 52b for outputting the sound (FIG. 5,
6 (see FIG. 6).

In communication operations such as telephone calls and data transmission, the transmission / reception unit 24 mainly operates.

In the mobile phone device A2 of the second embodiment, unlike the first embodiment, the solar cell panel is not provided on each surface of the main body case 110. Further, each surface of the main body case 110, that is, the upper surface portion 112a and the first side surface portion 112b
The solar cell panel may be provided on the second side surface portion 112c, the back surface portion 112d, and the third side surface portion 112e.

In the second embodiment, instead of the solar cell panels 140a and 140b, light receiving surfaces may be provided on both the front side and the back side. That is, for example, it is assumed that the solar cell elements are arranged on the front side and the back side of the fan-shaped plate-shaped portion. In this way, when the mobile phone device A2 is placed on a table or the like, the solar cell can be charged even when the back side of the mobile phone device is up. .

[0080]

The present invention is a portable telephone device in which a solar cell is provided on the upper surface, which is the surface on which the dial key is provided, so that a sufficient opportunity for charging by the solar cell can be secured. That is, in the mobile phone device,
When placing it in any place, it is normal to place it with the top part with the dial key facing up,
In the portable telephone device of the present invention, since the solar cell is provided on the upper surface, light can be received by the solar cell even when the upper surface is directed upward, and charging can be performed.

In particular, when a solar cell is provided on the back side opposite to the above-mentioned top side, even when the back side of the portable telephone device is set up,
It can be charged from solar cells.

Further, the present invention relates to a portable telephone device.
Since the mobile phone device is provided with the solar cells on at least three or more of the two surface parts, the area for disposing the solar cells can be increased, and the amount of charge by the solar cells can be increased. Can be.

Further, the portable telephone device further includes a detachable battery, and the battery is provided with a solar cell, so that the battery can be charged by the solar cell provided in the battery. By doing so, the battery can be charged even when the battery is removed from the mobile phone device.

The present invention also relates to a mobile phone device,
Since the mobile phone device has a main body case forming a part of the mobile phone device and a solar cell that can be housed in the main body case and can be exposed to the outside from the main body case, The arrangement area can be sufficiently secured, and the solar cell does not hinder the use of the mobile phone device.

In particular, the light receiving surface of the solar cell is at least on the same side as the upper surface of the portable telephone device on which the dial keys are provided, at least when the solar cell is exposed to the outside from the main body case. When the mobile phone device is placed with the upper surface on which the dial keys are provided facing upward, the light receiving surface of the solar cell also faces upward. This makes it possible to perform charging with a solar cell efficiently.

In particular, the perpendicular to the light receiving surface of the solar cell is at least when the solar cell is exposed to the outside from the main body case, with respect to the upper surface of the portable telephone device on which the dial keys are provided. By adopting a configuration having a component in the direction of the perpendicular, when the mobile phone device is placed with the upper surface provided with the dial keys facing upward, the light receiving surface of the solar cell also faces upward. ,
The solar cell can easily receive light, and can be efficiently charged by the solar cell.

The present invention also relates to a mobile phone device,
Since the mobile phone device has a solar cell and a notifying unit for notifying when the amount of light emitted to the mobile phone device is equal to or less than a predetermined value, the mobile phone device can be used in a dark place or the like. When the mobile phone is placed in a place where the amount of light is small, the user is notified. Therefore, the user only has to take measures such as moving the mobile phone device to a bright place. It becomes possible.

The present invention also relates to a portable telephone device,
Since the mobile phone device includes a solar cell and a notifying unit for notifying when the amount of power generated by the solar cell is equal to or less than a predetermined value, the mobile phone device can be used in a place with a small amount of light such as a dark place. If the amount of power generation is small due to, for example, being placed in the mobile phone, the user is notified, so the user only has to take measures such as moving the mobile phone device to a bright place, and efficiently charge the solar cell. It is possible to do. Further, if the notification is still made by the notifying means even after being moved to a bright place, it can be a trigger for detecting a failure of the solar cell.

The present invention also relates to a battery for a portable telephone device, which is a battery for a portable telephone device to which a solar cell is fixed and which can be charged by the solar cell. The battery can be charged by the solar cell provided in the mobile phone device even when the battery is detached from the mobile phone device.

[Brief description of the drawings]

FIG. 1 is a diagram showing a mobile phone device according to a first embodiment of the present invention, wherein FIG. 1 (a) is a perspective view seen from a top surface side,
(B) is a perspective view seen from the back surface side.

FIGS. 2A and 2B are diagrams illustrating a main body case in the mobile phone device according to the first embodiment of the present invention, wherein FIG. 2A is a perspective view as viewed from an upper surface side, and FIG. It is a perspective view.

FIG. 3 is an explanatory diagram for explaining an assembled state of the mobile phone device according to the first embodiment of the present invention.

FIG. 4 is a block diagram showing a configuration of a mobile phone device according to a first embodiment and a second embodiment of the present invention.

FIG. 5 shows a mobile phone device according to a second embodiment of the present invention;
It is a figure which shows the mobile telephone apparatus in the state which exposed the solar cell panel, (a) is a perspective view seen from the upper surface part side,
(B) is a perspective view seen from the back surface side.

FIG. 6 shows a mobile phone device according to a second embodiment of the present invention;
It is a figure which shows the mobile telephone device in the state which accommodated the solar cell panel, (a) is a perspective view seen from the upper surface part side,
(B) is a perspective view seen from the back surface side.

FIG. 7 is an explanatory diagram illustrating a mechanism for exposing and storing a solar cell panel in a mobile phone device according to a second embodiment of the present invention.

[Explanation of symbols]

 A1, A2 Mobile phone device 10, 110 Main body case 12a, 112a Top surface portion 12b, 112b First side surface portion 12c, 112c Second side surface portion 12d, 112d Back surface portion 12e, 112e Third side surface portion 12f, 112f Fourth side surface portion 14a , 14b, 14c, 14d, 14e recessed part 22 CPU 24 transmission / reception part 26 operation part 28 display part 34 secondary battery 35 power supply circuit 40, 140 solar panel 50a light quantity sensor 50b power generation quantity sensor 52a light emitting part 53 storage part 152 operation dial

Claims (17)

[Claims] 1. A mobile phone device, wherein a solar cell is provided on an upper surface portion on which a dial key is provided. 2. The mobile phone device according to claim 1, wherein the mobile phone device further includes a solar cell provided on at least one side surface of the plurality of side surfaces connected to the upper surface. Mobile phone device. 3. The mobile phone device according to claim 1, wherein the mobile phone device further includes a solar cell provided on a rear surface portion opposite to the upper surface portion. . 4. A portable telephone device, comprising: an upper surface portion on which a dial key is provided; four side surface portions continuously provided from the upper surface portion; and a back surface portion provided continuously from the side surface portions. And a total of six surface portions including a rear surface portion opposite to the upper surface portion, and at least three or more of the six surface portions are provided with solar cells. Mobile phone device. 5. The portable telephone device according to claim 1, further comprising a detachable battery, wherein the battery is provided with a solar cell.
A mobile phone device according to claim 1. 6. A mobile phone device has a main body case that constitutes a part of the mobile phone device, and a solar cell that can be housed in the main body case and that can be exposed to the outside from the main body case is provided. 2. The method according to claim 1, wherein
Or the mobile phone device according to 2 or 3 or 4 or 5. 7. A mobile phone device, comprising: a main body case forming a part of the mobile phone device; a solar cell that can be housed in the main body case and can be exposed to the outside from the main body case; A mobile phone device comprising: 8. The light-receiving surface of the solar cell faces at least the same side as the upper surface of the mobile phone device on which the dial keys are provided, at least when the solar cell is exposed to the outside from the main body case. The mobile phone device according to claim 6, wherein: 9. A perpendicular to the light-receiving surface of the solar cell is:
At least when the solar cell is exposed to the outside from the main body case, the solar cell has a component in a direction perpendicular to a top surface, which is a surface on which the dial keys are provided in the mobile phone device. 8. The mobile phone device according to 6 or 7. 10. The portable telephone device, further comprising: a housing state in which the solar cell is housed in a main body case;
10. The mobile phone device according to claim 6, further comprising a switching unit configured to switch an exposed state in which the solar cell is exposed to the outside from the main body case. 11. The switching means has an operation dial that is rotated by a user, and one or more gear portions operatively connected to the operation dial, and by rotating the operation dial, The mobile phone device according to claim 10, wherein the solar cell rotates. 12. The solar cell can be exposed from a side surface portion continuously provided from an upper surface portion on which a dial key is provided, and the solar cell is exposed in a wing shape from a pair of side surface portions. The mobile phone device according to claim 6, wherein the mobile phone device is a mobile phone device. 13. The mobile phone device according to claim 1, further comprising a notifying unit for notifying when the amount of light irradiated on the mobile phone device is equal to or less than a predetermined value. 4 or 5 or 6 or 7 or 8 or 9
Or the mobile phone device according to 10 or 11 or 12. 14. The portable telephone device according to claim 1, further comprising a notifying means for notifying when the amount of power generated by the solar cell is equal to or less than a predetermined value. 6 or 7 or 8 or 9 or 1
14. The mobile phone device according to 0 or 11 or 12 or 13. 15. A mobile phone device, comprising: a solar cell; and a notifying unit for notifying when a light amount of light applied to the mobile phone device is equal to or less than a predetermined value. . 16. A mobile phone device, comprising: a solar cell; and a notifying unit for notifying when the amount of power generated by the solar cell is equal to or less than a predetermined value. 17. A battery for a mobile phone device, wherein the battery is fixed to a solar cell, and can be charged by the solar cell.