JPH09266502A - Portable telephone set - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a portable telephone set capable of locking and unlocking operation buttons arranged outside an opening/closing lid through extremely easy operation. SOLUTION: A device main body 1 is provided with the opening/closing lid 2 so that it can freely be opened and closed and while this opening/closing lid is closed, the operation buttons such as a ten-key 3 are covered. This portable telephone system is provided with a lock control circuit which invalidates the subsequent operations of operation buttons 5 and 6 provided at positions that are not covered with the opening/closing lid once a detection switch 11 detects the opening/closing lid being closed within a specific time after one of the operation buttons provided at positions covered with the opening/closing lid is operated.

Description

Detailed Description of the Invention

[0001]

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

[0002]

2. Description of the Related Art With the development of wireless communication technology, small and lightweight portable telephone devices have become widespread and it has become possible to talk with anyone anytime, anywhere. In such a mobile phone device, usually, it is often carried in a user's pocket or bag, but at this time, an operation button arranged outside the device is operated. was there. For example, if the operation button that directs a call is accidentally pressed while carrying it in the bag,
It is possible that the call goes off-hook and the call is not received. In addition, if one operation button is used to call a pre-registered party, the operation button called so-called one-touch dial is operated by mistake, the user will be called without knowing, and useless call charges will be spent. There is also a problem that it will cause trouble to the other party. Therefore, the user can arbitrarily lock and unlock the operation button, and when the operation button is locked, it is configured to be invalid even if the operation button is pressed until the unlock operation is performed. Telephone devices have been proposed. For example, in JP-A-5-236070 (H04M1 / 00), the content of the button operation is analyzed, and when the content of the button operation is button lock, the operation button of the telephone device is set to be invalid, There is described a telephone device configured to hold this locked state until an unlock button operation is performed.

However, this conventional technique has a problem that a special operation is required for unlocking and the operation is complicated. For example, if an incoming call is received while the operation button lock is set, a prompt incoming call operation cannot be performed.

[0004]

The present invention solves the problems of the prior art as described above, and is provided so as to be openable and closable with respect to the main body of the apparatus and covers operation buttons such as a numeric keypad in the closed state. Provided in a position covered by the opening / closing lid, placed in a mobile phone device having an opening / closing lid, operation buttons provided at a position not covered by the opening / closing lid, and a detection switch for detecting opening / closing operation of the opening / closing lid. When the detection switch detects the closing operation of the opening / closing lid within a predetermined time after operating one of the operation buttons, the subsequent operation of the operation button provided at a position not covered by the opening / closing lid. It is characterized by having a lock control circuit for controlling so as to invalidate.

Further, the present invention is characterized in that the lock is released when an opening operation of the opening / closing lid is detected with an operation button provided at a position not covered by the opening / closing lid being locked. To do.

Further, the present invention is characterized in that the operation button provided at a position not covered by the opening / closing lid is a call key for instructing a call.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of a portable telephone device according to the present invention will be described below with reference to the drawings. FIG. 1 is a view showing the external appearance of a mobile phone device according to the present invention. Reference numeral 2 is an openable / closable lid provided on the mobile phone device body 1 so as to be openable / closable, and covers the numeric keypad 3 and various function operation buttons 4 when closed. Reference numeral 5 is a call key for instructing hook control at the time of making or receiving a call, 6 is a disconnection key for instructing termination of the call, 7 is a display for displaying various information, 8 is a receiving speaker, and 9 is a speaker.
Is a transmission microphone and 10 is an antenna.

Reference numeral 11 denotes a detection switch for detecting the opening / closing operation of the opening / closing lid 2, and when the opening / closing lid 2 is closed,
The closing operation is detected by pressing the detection switch 11 by the protrusion 2a provided integrally with the opening / closing lid 2.

When the opening / closing lid 2 is closed as shown in FIG. 2, the numeric keypad 3 and various function operation buttons 4 are covered with the opening / closing lid 2, leaving the call key 5 and the disconnection key 6. Normally, with the opening / closing lid 2 closed in this way, it is carried in a pocket or bag. When a call is received from a third party, the call processing is performed by pressing the call key 5, and the call can be performed. Also,
When making a call, open the opening / closing lid 2 as shown in FIG. 1, dial with the numeric keypad 3, and then press the call key 5
Operate.

FIG. 3 is a block diagram showing a portable telephone device according to the present invention. In the figure, reference numeral 12 denotes a radio unit that demodulates a radio signal received by the antenna 1 and that modulates a transmission signal at the time of transmission, and 13 denotes a TDMA that performs time division multiplexing.
A processing circuit, 14 is a digital signal processing circuit for processing digital signals, 15 is an A / D and D / A converter, 1
Reference numeral 6 is a control circuit that controls the entire mobile phone device, and 17 is a lock control circuit that operates according to a flowchart described later.

When making a call, by operating the call button 5 and then dialing the telephone number of the other party with the ten-key pad 3, a line is formed through the base station to establish a call state. On the other hand, when an incoming call to the own station is detected in the stand-by state, the ringer notifies the incoming call, and the incoming call process is performed by the operation of the call button 5 by the user to start the call. In addition, 4
Is a function key for performing various functions.

Next, the key lock operation of the portable telephone device according to the present invention will be described with reference to the flow chart shown in FIG. In the mobile phone device according to the present invention, either the numeric keypad 3 covered by the opening / closing lid 2 or the function key 4 is used.
By closing the opening / closing lid 2 within a predetermined time after operating one of the two, the talk key 5 and the disconnection key 6 not covered by the opening / closing lid 2 are locked. Also, these call keys 5
The unlocking of the key lock of the cutting key 6 is performed by the opening operation of the opening / closing lid 2. That is, in the flowchart shown in FIG. 4, after the operation of the function key 4 is first determined in step 1, when the closing operation of the opening / closing lid 2 is detected by the detection switch 11 in step 2, this is detected by the control circuit. It is transmitted to 16. The control circuit 16 controls the lock control circuit 17, and as a result, the call key 5 and the disconnection key 6 which are not covered by the opening / closing lid 2 are locked in step 3, and the operation of these operation buttons is invalidated. Therefore, even if the mobile phone device is carried in this state in a pocket or bag, the opening / closing lid 2
Even if the call button 5 which is not covered by the button is pushed for some time, the malfunction of going off-hook is prevented in advance.

When the opening operation of the opening / closing lid 2 is detected by the detection switch 11 in step 4, the control circuit 16
By the operation of the lock control circuit 17, the call key 5 and the disconnect key 6 are unlocked in step 5. Therefore, a normal calling operation can be performed.

On the other hand, after the operation of the function key 4 is detected in step 1, if the closing operation of the opening / closing lid 2 is not confirmed for a predetermined time (for example, 10 seconds) (step 6), then the opening / closing lid 2 is opened. Even if is closed, the above key lock is not performed.

When a call to the own station is detected while the key is locked, the ringer is sounded to notify the user, and when the opening and closing of the opening / closing lid 2 is detected, the key lock is released and then the key is released. The incoming call process is performed by the user operating the call key 5.

Alternatively, an incoming call is automatically processed by opening the opening / closing lid 2 while the ringer is ringing or by operating the call key 5 while the ringer is ringing. May be.

[0017]

As described above, the portable telephone device according to the present invention is provided so as to be openable and closable with respect to the main body of the device, and in the closed state, an opening / closing cover for covering operation buttons such as a numeric keypad and a cover for the opening / closing cover. One of the operation buttons provided at a position covered by the opening / closing lid, which is placed in a mobile phone device having an operation button provided at a position not protected and a detection switch for detecting the opening / closing operation of the opening / closing lid. When the detection switch detects a closing operation of the opening / closing lid within a predetermined time after operating the lock control, the lock control is performed to invalidate the subsequent operation of the operation button provided at a position not covered by the opening / closing lid. Since the circuit is provided, the key lock can be performed extremely easily without performing a special operation, and the malfunction during carrying can be surely prevented.

Further, since the key lock can be released by opening the opening / closing lid, it is possible to quickly start a call even when an incoming call is received.

[Brief description of drawings]

FIG. 1 is a diagram showing a state in which an opening / closing lid of a mobile phone device according to the present invention is opened.

FIG. 2 is a block diagram showing a state in which an opening / closing lid of the mobile phone device according to the present invention is closed.

FIG. 3 is a block diagram showing a mobile phone device according to the present invention.

FIG. 4 is a flowchart showing an operation of the mobile phone device according to the present invention.

[Explanation of symbols]

 1 Device Main Body 2 Open / Close Lid 3 Numeric Keypad 4 Function Operation Button (Function Key) 5 Call Key 6 Disconnect Key 11 Detection Switch 16 Control Circuit 17 Lock Control Circuit

Claims (3)

[Claims] 1. An opening / closing lid which is provided so as to be openable and closable with respect to the apparatus main body and covers an operation button such as a numeric keypad in a closed state, an operation button which is provided at a position not covered by the opening and closing lid, and the opening and closing. It is placed in a mobile phone device having a detection switch for detecting the opening / closing operation of the lid, and one of the operation buttons provided at a position covered by the opening / closing lid is operated, and then the opening / closing lid is closed within a predetermined time. A mobile phone device, comprising a lock control circuit for controlling the subsequent operation of an operation button provided at a position not covered by the opening / closing lid when the detection switch detects a completion operation. 2. The lock is released when an opening operation of the opening / closing lid is detected with an operation button provided at a position not covered by the opening / closing lid being locked. The described mobile phone device. 3. The mobile phone device according to claim 1, wherein the operation button provided at a position not covered by the opening / closing lid is a call key for instructing a call.