JPH03181252A - Portable telephone set - Google Patents

Abstract

PURPOSE:To improve the external view of a portable telephone set by providing the openable right and left units formed in a thin and rectangular parallelepiped form and providing a receiver and a microphone at a corner part of the left unit together with a cut part formed at a corner part of the right unit in response to the receiver and a sound hole formed at a corner part of the right unit in response to the microphone respectively. CONSTITUTION:The openable left and right units 10 and 20 are formed in a thin and rectangular parallelepiped form and can be opened and closed centering on a hinge part 30. Then a receiver 13 and a microphone 15 are provided at a corner part on a diagonal line of the unit 10. At the same time, a corner part 22 of the unit 20 is cut opposite to the receiver 13 of the unit 10 together with a sound hole 30 formed at a corner of the unit 20 in response to the microphone 15 of the unit 10 respectively. Thus a user can have the calls in an open or closed state of both units 10 and 20. In such a constitution, a notebook type portable telephone set is obtained.

Description

[Detailed description of the invention] Industrial applications The present invention relates to a mobile phone for making wireless calls.

BACKGROUND OF THE INVENTION Conventionally, this type of mobile phone has been known to be equipped with a speaker and a microphone, as well as circuits and dial keys necessary for wireless communication, in a case similar to a normal telephone handset. This mobile phone has a longitudinal size that corresponds to the user's ears and mouth, and is curved to fit the user's cheek.

In addition, as another mobile phone, the part equipped with the microphone and the other parts of the above mobile phone can be folded,
It is known that the standby receiver is sometimes folded up and then unfolded when making a call. This mobile phone sometimes has a smaller size than the above-mentioned mobile phone when in standby mode, but when making a call, it has a shape that is bent to fit the user's cheek.

Problems to be Solved by the Invention However, the above-mentioned conventional mobile phones are configured to curve or bend along the user's cheeks during a call, so the design of the shape is limited. There is a problem that the appearance and shape are poor.

The present invention solves the above-mentioned conventional problems, and aims to provide a mobile phone whose appearance and shape can be improved.

Means for Solving the Problems In order to achieve the above object, the present invention is provided with a left side unit and a right side unit, each formed in a thin rectangular parallelepiped shape and capable of opening and closing left and right around a hinge. A receiver and a microphone are placed at the upper corners, and the corner of the right unit facing the receiver is cut out, and a sound hole is provided in the corner of the right unit facing the microphone.

Effects of the present invention With the above configuration, the user can make a call by selecting the left side unit and the right side unit in an open state or a closed state, so that the mobile phone can be configured like a notebook. , it is possible to improve the appearance and appearance of the shape. In addition, by providing dial keys etc. on the left side unit or right side unit and configuring the dial keys etc. to be operated in the open state, the mobile phone becomes like using a notebook, thus improving the aesthetic appearance. can be improved.

EXAMPLES Hereinafter, the present invention will be described in detail with reference to the drawings. FIG. 1 is a perspective view showing an embodiment of a mobile phone according to the present invention;
2 is a perspective view of the mobile phone shown in FIG. 1 in a closed state, FIG. 3 is an exploded perspective view showing the receiver storage mechanism of FIG. 1, and FIG. 4(a) is a perspective view of the mobile phone shown in FIG. 4(b) is a side sectional view taken along line A in FIG. 4(a), and FIG. 5 is a horizontal view showing the storage mechanism in FIG. 3. 6(a) and 6(b) are side sectional views showing the hinge portion of FIG. 1, and FIG. 7 is a perspective view of essential parts of the antenna shown in FIG. 1.

In FIGS. 1 and 2, 10 is a main unit of this mobile phone, and 20 is an expansion unit of this mobile phone. The main body unit 10 and the expansion unit 20 are formed of a thin rectangular parallelepiped whose vertical and horizontal dimensions are the same as the width of a square, and are configured to be opened and closed from side to side via a hinge part 30 like a notebook. A rod-shaped antenna 31 is attached to the hinge portion 30 so as to be freely pulled out.
is rotatable in any direction via the universal joint 31a.

Approximately in the center of the front of the main unit) 10 is a display 11 for displaying dialed numbers, various operation guides, etc.
A key group 12 consisting of dial keys and function keys is provided, and a receiver 13 for receiving calls is attached to the upper left corner of the main unit 10 so that it can be pulled out via a cord 14, and a receiver 13 for making calls is attached to the lower right corner. A microphone 15 is fixed. Therefore, the receiver 13 and the microphone 15
are arranged at each diagonal corner of the main unit 10, so even if the main unit 10 is downsized, the receiver 13
The distance between the microphone 15 and the microphone 15 can be set longer.

For the expansion unit 20, a unit having a dial memory function and a unit having other functions such as an answering function are prepared in advance, and a unit having a function desired by the user is selected and attached to the main unit 10.

The front of the expansion unit 20 is provided with a group of keys 21 corresponding to its functions, and a corner 22 facing the receiver 13 of the main unit 10 is cut out, and the microphone 15 of the main unit 10 is provided with a key group 21 corresponding to its function. A sound hole 23 of the microphone 15 is formed at an opposing position.

Therefore, as shown in FIG. 2, even when the main unit 10 and the expansion unit 20 are closed, the receiver 13
is exposed to the outside, and the microphone 15 is connected to the sound hole 2.
3 to the outside, so you can make calls.

Next, the receiver 13 and its storage mechanism will be explained with reference to FIGS. 3 to 5.

First, the receiver 13 is formed into a thin, substantially cylindrical shape, and recesses 13a are formed in opposing side walls, respectively.

Further, as shown in FIG. 4, a convex portion 10a that can be elastically engaged with the concave portion 13 a i of the receiver 13 is formed at the storage position of the main body unit 10, so that the receiver 1
3 is detachable from the main unit 10.

In FIGS. 3 and 5, 41 is a pulley for winding up the cord 14 of the receiver 13, and the pulley 41 is formed with a rotating shaft 41a.

42 is a spiral spring that biases the pulley 41 in the winding direction of the cord 14; 43 is a spiral spring that resists the biasing force of the spiral spring 42 and locks the pulley 41 or releases the lock of the pulley 41; It is a movable piece.

The movable piece 43 is formed in an abbreviated shape centered on the opening 43a, and one end is connected to the rotation shaft 4 of the pulley 41 by a coil spring 45.
1a, and an operating push button 44 is attached to the other end. The push button 44 is
As shown in Figure 1, the main unit)1 is designed for easy operation.
It is configured to protrude from the upper end of 0.

The main body unit) 10 has a pulley 4 as shown in FIG.
1 and a movable piece 4.
The boss 10C that fits into the opening 43a of No. 3 and the coil spring 4
A boss 10d for locking one end of the coil spring 45 is formed, and the other end of the coil spring 45 is locked to the movable piece 43 such that one end of the movable piece 43 abuts the rotating shaft 41a of the pulley 41.

Therefore, the user can pull out the receiver 13 from the main unit 10 against the urging force of the spiral spring 42 and the coil spring 45, and when the user stops pulling out, the receiver 13 can be pulled out against the urging force of the spiral spring 42. The movable piece 43 contacts the rotating shaft 41a of the pulley 41, and the cord 14 is fixed. Furthermore, when the push button 44 is pressed in this state, the movable piece 43
Then, the rotation shaft 41a of the pulley 41 is unlocked, and the pulley 41 winds up the cord 14 by the spiral spring 42.

As shown in FIG. 6, the hinge portion 30 is connected to the main unit 1.
The hinge part 30a formed in the expansion unit 20 and the hinge part 30b formed in the extension unit 20 are arranged alternately along a coaxial line, and an antenna 31 is attached to this coaxial line as shown in FIG. A pipe 32 is arranged to accommodate the housing and serve as the axis of the hinge portions 30a and 3Qb.

Although not shown, the main unit 10 includes a duplexer for using the antenna 31 for transmission and reception, an RF stage for converting high frequency signals received via the antenna 31 into low frequency signals, and a low frequency signal. An amplifier that amplifies the frequency signal and outputs it to the receiver 13, an amplifier that amplifies the audio signal from the microphone 15, and an R that converts the audio signal into a high frequency signal.
It is equipped with an F stage, a synthesizer for performing MCA communication, and a central processing unit (CPU) that controls the entire mobile phone, particularly controls the display 11, and reads the operation status of the key group 12. There is.

Next, the operating method of the above embodiment will be explained.

First, the standby device is sometimes portable in the user's pocket or handbag with the main unit 1o and expansion unit 20 closed, and the main unit 10
With the extension unit 20 closed, the antenna 31 is pulled out from the main unit 10 and the angle is adjusted, thereby making it possible to make a call.

In this case, the user must use the receiver 13 when receiving and transmitting calls.
Since it is possible to make a call by arranging the receiver 13 and the microphone 15 so as to face the user's ear and mouth, the distance between the receiver 13 and the microphone 15 is no longer limited to the distance between the user's ear and mouth. Therefore, the vertical length of this mobile phone can be shortened. Also,
A call can be made by opening the main unit 10 and the expansion unit 20, pulling out the receiver 13 from the main unit 10 and locking it in the ear, and placing the microphone 15 opposite the mouth.

Furthermore, when making a call, the main unit 10 and the expansion unit 2
By opening 0 and operating the key group 12, you can call the other party, and therefore the situation is as if you were using a notebook or a notebook-type calculator.

Similarly, in the case of a call after making this call, the main unit l○
It is possible to make a call by selecting between an open state and a closed state of the expansion unit 20, and there is no possibility of erroneously operating the key group 12 in the closed state.

As described in detail, the present invention includes a left side unit and a right side unit, each of which is formed into a thin rectangular parallelepiped shape and can be opened and closed left and right around a hinge part, and a diagonal corner of the left side unit. The receiver and microphone are placed respectively, and the corner of the right unit facing the receiver is cut out, and a sound hole is provided in the corner of the right unit facing the microphone, so the user can open the left and right units. It is possible to make a call by selecting the closed state or the closed state, and therefore, the mobile phone can be configured like a notebook, and the appearance and shape of the mobile phone can be improved.

In addition, by providing dial keys etc. on the left side unit or right side unit and configuring the dial keys etc. to be operated in the open state, the mobile phone becomes like using a notebook, thus improving the aesthetic appearance. can be improved.

[Brief explanation of drawings]

1 is a perspective view showing an embodiment of the mobile phone according to the present invention, FIG. 2 is a perspective view showing the mobile phone shown in FIG. 1 in a closed state, and FIG. 3 is a perspective view showing the receiver shown in FIG. 1. FIG. 4(a) is an exploded perspective view showing the storage mechanism of the receiver shown in FIG.
), FIG. 5 is a horizontal sectional view showing the storage mechanism in FIG. 3, and FIGS. 6(a) and (b) are
FIG. 7 is a side sectional view showing the hinge portion in the figure, and FIG. 7 is a perspective view of the main part of the antenna shown in FIG. 1. 10...Main unit, 11...Display unit, 12...
- Key group, 13... Receiver, 15... Microphone, 20... Extension unit, 22... Corner, 23.
...Sound hole, 31...Antenna.

Claims (2)

[Claims] (1) It has a left side unit and a right side unit each formed in a thin rectangular parallelepiped shape and can be opened and closed left and right around a hinge part, and a receiver and a microphone are respectively arranged at diagonal corners of the left side unit, A mobile phone in which a corner of the right unit facing the receiver is cut out, and a sound hole is provided in a corner of the right unit facing the microphone. (2) Claim (1) characterized in that the receiver can be freely pulled out from the left side unit via a cord.
) Mobile phones listed.