JP4153641B2 - Foldable mobile phone - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a foldable mobile phone in which a lid case is connected to a main body case so as to be opened and closed.
[0002]
[Prior art]
In folding mobile phone, miniaturized by fold folding body case and the lid case the mobile when, at the time of reception, by opening both cases, expose the mouthpiece and the key operation surface provided on the inner surface of the main body case In addition, the image display surface and the receiving portion provided on the inner surface of the lid case can be exposed to make a call.
Such a foldable mobile phone is not only convenient for carrying, but also when carried in a bag or the like, the operation key is covered by the lid case, so the key is pressed against the will. There is no fear and it is safe.
[0003]
However, the above foldable mobile phone has a problem that it is inconvenient when a call is received unless a cover case is opened to expose the receiver and transmitter to expose the receiver and transmitter.
In view of this, there has been proposed a foldable mobile phone that is provided with an earpiece and a transmitter on the back surface of the lid case so that a call can be made even when the lid case is closed (Japanese Patent Laid-Open No. 11-187098 [H04M1 / 02]).
[0004]
[Problems to be solved by the invention]
However, in the above foldable mobile phone, a transmitter is provided on both the inner surface of the main body case and the back surface of the lid case, and a receiver is provided on both the inner surface and the back surface of the lid case. It is sometimes necessary to provide a speaker (ringer) for notifying incoming calls, which increases the number of speakers and microphones, which is a big problem in reducing the size and weight of mobile phones.
[0005]
SUMMARY OF THE INVENTION An object of the present invention is to reduce the number of speakers and microphones required in a foldable mobile phone that can make a call while the main body case and the lid case are folded.
[0006]
[Means for solving the problems]
In the foldable mobile phone according to the present invention, the upper end portion of the main body case (1) and the lower end portion of the lid case (2) are connected to each other via a hinge mechanism (3). A plurality of keys including a numeric keypad (13) are provided on the inner surface of the lid, and an image display surface is provided on the inner surface of the lid case (2).
Here, the lid case (2) is formed in a length that covers all the key operation surfaces on the inner surface of the main body case (1) in the closed state.
Further, a transmitter section (6) is provided at the lower end of the main body case (1), and the transmitter section (6) is removed from the lid case (2) with the lid case (2) closed. A part of it will be exposed. On the other hand, the upper end of the lid case (2) is provided with a main receiver (5) exposed on the inner surface of the lid case (2) with the lid case (2) opened, At the lower end of the body case (2), an auxiliary receiver (7) exposed on the back surface of the lid case (2) is provided. The auxiliary receiver (7) is composed of an auxiliary speaker (71) having a function of generating a ring tone when receiving an incoming call, and the transmitter (6) and the auxiliary receiver with the lid case (2) closed. A call can be made according to (7).
[0007]
In the foldable mobile phone of the present invention, when receiving a call, the auxiliary speaker (71) constituting the auxiliary receiver (7) on the back of the lid case (2) exhibits the function as a ringer and notifies the incoming call.
Therefore, when the lid case (2) is opened from the main body case (1), the transmitter section (6) on the inner surface of the main body case (1) is exposed to exhibit the function of the microphone, and the inner surface of the lid case (2). The main receiver (5) is exposed and performs the function of the speaker. Here, since the main receiver (5) corresponds to the position of the ear and the transmitter (6) corresponds to the position of the mouth, by performing a predetermined off-hook operation, the main receiver (5) and the transmitter are transmitted. A call using the unit (6) becomes possible.
On the other hand, when an off-hook operation is performed at the time of an incoming call with the lid case (2) folded on the main body case (1), an auxiliary speaker (7) constituting the auxiliary receiver (7) on the back of the lid case (2) ( 71) switches to the function as a receiving speaker. Further, even when the lid case (2) is closed, the transmitter (6) is not completely blocked, and the function of the microphone is maintained. Here, since the auxiliary receiver (7) corresponds to the position of the ear and the transmitter (6) corresponds to the position of the mouth, a call using the auxiliary receiver (7) and the transmitter (6) can be made. It becomes possible.
[0008]
In a specific configuration, an off-hook key (11) and an on-hook key (12) that can be operated with the lid case (2) opened and closed on both sides or one side of the body case (1). Is deployed.
Therefore, it is possible to talk by operating the off-hook key (11) with the lid case (2) closed, and the call is terminated by operating the on-hook key (12) with the lid case (2) closed. I can do it.
[0009]
More specifically, each of the off-hook key (11) and the on-hook key (12) is exposed on the inner surface of the main body case (1) and part of the surface is exposed on the side surface of the main body case (1). Thus, the pressing operation can be performed with the lid case (2) opened, and the pressing operation can be performed with the lid case (2) closed.
Accordingly, the lid case (2) can be pressed in a closed state and an open state without the off-hook key (11) and the on-hook key (12) having a special structure.
[0010]
In a specific configuration, an auxiliary display (22) for displaying incoming call information such as a telephone number when an incoming call is provided on the back of the lid case (2).
As a result, the user can know the telephone number of the other party while closing the lid case (2) when receiving an incoming call.
[0011]
【The invention's effect】
According to the foldable mobile phone of the present invention, as described above, in both the closed state and the open state of the lid case, the transmitter functions as a microphone and the auxiliary receiver receives the incoming call. Since the ringer function and the function of the receiving speaker in the state where the lid case is closed are exhibited, the number of necessary speakers and microphones can be reduced as compared with the conventional case.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described in detail with reference to FIGS. 1 and 2.
A foldable mobile phone according to the present invention comprises a flat main body case (1) and a lid case (2) as shown in the figure, and an upper end portion of the main body case (1) and a lower end portion of the lid case (2). It is connected to each other via a hinge mechanism (3), and the opening / closing operation is performed between the state in which the lid case (2) is opened as shown in FIG. 1 and the state in which the lid case (2) is closed as shown in FIG. It is possible. A telescopic antenna (4) is disposed on the back of the main body case (1).
[0013]
A plurality of keys such as an off-hook key (11), an on-hook key (12), a numeric keypad (13), and an up / down key (14) are arranged on the inner surface of the main body case (1), and the main body case (1) A microphone (61) is built in the lower end of the transmitter to constitute a transmitter (6) exposed on the inner surface of the main body case (1).
An open / close detection switch (8) for detecting the opening / closing of the lid case (2) is provided on the inner surface of the main body case (1).
[0014]
The lid case (2) is long in the closed state so that a part of the transmission section (6) is exposed to the outside even when the lid case (2) is closed as shown in FIG. 2 (b). Is formed to be slightly shorter than the main body case (1). Accordingly, the transmission section (6) can input sound to the microphone (61) with the lid case (2) opened as shown in FIG. 1, and the lid case (2) as shown in FIG. It is possible to input sound to the microphone (61) even when is closed.
[0015]
Further, the off-hook key (11), the on-hook key (12) and the up / down key (14) shown in FIG. Even when the body case (2) is closed, the key surface is installed at the side end of the body case (1) so that a part of the key surface is exposed from the side surface of the body case (1). Accordingly, each key can be pressed while the lid case (2) is opened as shown in FIG. 1, and a finger is applied to the end of the key even when the lid case (2) is closed as shown in FIG. Multiplying can be performed.
[0016]
On the other hand, a main display (21) is provided on the inner surface of the lid case (2), and a main speaker (51) is built in the upper end of the lid case (2). The main receiving part (5) exposed on the inner surface of) is configured.
The main display (21) displays the date and time, various messages, the telephone number of the other party at the time of incoming call, the name, the telephone number of the other party at the time of outgoing call, etc., as in the conventional case.
[0017]
Further, an auxiliary speaker (71) is built in the lower end of the lid case (2) as shown in FIG. 2 (b) to constitute an auxiliary receiver (7) exposed on the back surface of the lid case (2). is doing. The auxiliary speaker (71) has a function as a ringer that generates a ring tone when receiving an incoming call and a function as a receiving speaker during a call (for example, refer to WO98 / 42454), and functions as a ringer when receiving an incoming call. Then, a function as a reception speaker is automatically switched by a subsequent off-hook operation.
In addition, an auxiliary display (22) is provided on the back of the lid case (2) in the vicinity of the auxiliary receiver (7) so that the other party's telephone number can be displayed when an incoming call is received. .
Furthermore, an incoming call notification LED (23) that blinks when receiving an incoming call is provided on the back surface of the lid case (2).
[0018]
In the foldable mobile phone, the open / close state of the lid case (2) is detected by the open / close detection switch (8), and when the lid case (2) is closed according to the detection result, the auxiliary speaker (71) and the microphone (61) are in an operable state, and when the lid case (2) is open, the main speaker (51) and the microphone (61) are in an operable state.
[0019]
When there is an incoming call with the lid case (2) closed, the incoming call notification LED (23) starts blinking and the auxiliary speaker (71) functions as a ringer to notify the incoming call. In addition, the telephone number of the other party is displayed on the auxiliary display (22).
Therefore, when the user opens the lid case (2) as shown in FIG. 1, this is detected by the open / close detection switch (8), and the main speaker (51) and the microphone (61) become operable. Also, the auxiliary speaker (71) is turned off. Here, the line is opened by pressing the off-hook key (11), and a call using the main receiver (5) and the transmitter (6) becomes possible. At this time, the up / down key 14 functions as a volume control key.
When the on-hook key (12) is pressed after the call ends, the line is disconnected.
[0020]
When there is an incoming call and a call is to be made with the lid case (2) closed as shown in FIGS. 2 (a) and 2 (b), the lid case (2) remains closed and the main body case is closed. Press the off-hook key (11) exposed on the side of (1). As a result, the auxiliary speaker (71) is switched to the function as a reception speaker, and a call using the transmitter (6) and the auxiliary receiver (7) becomes possible.
After the call is finished, if the on-hook key (12) is pressed with the lid case (2) closed, the line is disconnected.
[0021]
With the lid case (2) closed, the up / down key (14) has a function to scroll the registered phone number displayed on the auxiliary display (22), and the other party's phone number is displayed. When the off-hook key (11) is pressed in this state, the telephone number can be called. As a result, a call using the transmitter (6) and the auxiliary receiver (7) becomes possible.
[0022]
According to the foldable mobile phone according to the present invention, as described above, the transmitter (6) exhibits the function of the microphone in both the closed state and the open state of the lid case (2), and the auxiliary case (2). Since the receiving unit (7) exhibits the ringer function at the time of incoming call and the function of the receiving speaker when the lid case (2) is closed, it is sufficient to provide one microphone and two speakers. Speakers are reduced one by one from the conventional one , and the mobile phone can be reduced in size and weight.
[Brief description of the drawings]
FIG. 1 is a front view of a foldable mobile phone according to the present invention with a lid case opened.
FIG. 2 is a side view (a) and a front view (b) of the foldable mobile phone according to the present invention with the lid case closed.
[Explanation of symbols]
(1) Body case
(11) Off-hook key
(12) On-hook key
(14) Up / Down key
(2) Lid case
(21) Main display
(22) Auxiliary display
(23) Receive LED
(3) Hinge mechanism
(5) Main receiver
(51) Main speaker
(6) Transmitter
(61) Microphone
(7) Auxiliary receiver
(71) Auxiliary speaker

Claims (4)

The lid case (2) is connected to the main body case (1) so that it can be opened and closed, and a plurality of keys including a numeric keypad (13) are provided on the inner surface of the main body case (1). In a foldable mobile phone provided with a display surface,
The upper end portion of the main body case (1) and the lower end portion of the lid case (2) are connected to each other via a hinge mechanism (3), and the lid case (2) is closed and the inner surface of the main body case (1) is closed. The key operation surface of the main body case (1) is provided at a lower end of the main body case (1), and a transmitter section (6) is provided at the lower end of the main body case (1). 2) When the lid case (2) is closed, a part of the lid case (2) is exposed, and at the upper end of the lid case (2), the lid case (2) is opened. The main receiver (5) exposed on the inner surface of 2) is provided, and the auxiliary receiver (7) exposed on the back of the lid case (2) is provided at the lower end of the lid case (2). The auxiliary receiver (7) is constituted by an auxiliary speaker (71) having a function of generating a ring tone when receiving an incoming call, and the off-hook operation is performed with the lid case ( 2 ) opened and closed. Line It is possible, foldable, characterized in that it is possible to call the mouthpiece (6) and the auxiliary receiving portion (7) by performing an off-hook operation in a state of closing the lid case (2) Mobile phone.   An off-hook key (11) and an on-hook key (12) that can be operated with the lid case (2) opened and closed are provided on both sides or one side of the body case (1). The foldable mobile phone according to claim 1.   Each of the off-hook key (11) and the on-hook key (12) is exposed on the inner surface of the main body case (1) and part of the surface is exposed on the side surface of the main body case (1). The foldable mobile phone according to claim 2, wherein the folding operation can be performed even when the lid case (2) is closed while being capable of being depressed while the 2) is open.   The foldable mobile phone according to any one of claims 1 to 3, wherein an auxiliary display (22) for displaying incoming call information at the time of an incoming call is provided on the back surface of the lid case (2).

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