JP3478257B2 - mobile phone - Google Patents

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a mobile phone,
In particular, it relates to a mobile phone that seeks position information.

[0002]

2. Description of the Related Art Conventionally, as a portable terminal (PDA), a GPS (Global Pos) for obtaining self-position information indicating the position of the self
Some have an itioning system) function.

[0003]

Recently, in mobile phones,
Attention has been paid to incorporating a GPS function. Therefore, the present inventor has a function of transmitting not only self-position information but also self-position information as a GPS function based on the above-described mobile terminal having a built-in GPS function (hereinafter referred to as GPS-equipped mobile terminal). Considered to adopt for mobile phones. According to the study by the inventor, in the portable terminal with GPS, in order to transmit the self-position information, the self-position information is obtained, the self-position information is attached to the email, and further,
It requires operations such as sending e-mail.

Therefore, in the mobile phone, when transmitting the self-position information while ensuring good operability, even if the mobile phone has an e-mail function, an operation key for obtaining the self-position information is used. I found it necessary to add. However, since the mobile phone is required to have a smaller external size, it is difficult to add a new operation key when transmitting the self-position information to an arbitrary destination.

In view of the above points, an object of the present invention is to provide a mobile phone which notifies position information of its own position without newly adopting operation keys.

It is another object of the present invention to provide a mobile phone capable of transmitting a signal for requesting position information of an arbitrary partner without newly adopting operation keys.

[0007]

SUMMARY OF THE INVENTION The present invention has been made by paying attention to operating a transmission key in transmitting a transmission signal in a mobile phone. Specifically, in the invention according to claim 1, the transmitting means (50) for transmitting the transmission signal and the transmission key (2) for transmitting the transmission signal.
1) and a self-position calculating means (280) for obtaining self-position information indicating a self-position, and determining whether or not the call key is operated at a predetermined timing after the operation of the call key. Determination means (250, 260),
And a transmission control unit (290) for controlling the transmission unit to transmit a transmission signal as self-position information when the determination unit determines that the transmission key is operated at a predetermined timing after the operation of the transmission key. And

As described above, when the transmission key is operated at a predetermined timing after the operation of the transmission key, the transmission unit controls the transmission unit to transmit the transmission signal as the self-position information. Therefore, since only the call key is used as the operation key, the transmission signal can be transmitted by the transmitting means as the self-position information, and therefore a mobile phone for notifying the self-position information can be provided without newly adopting the operation key. . Further , in the invention according to claim 1 , there is a setting means (200 to 220) for setting the transmission destination of the transmission signal, and the transmission control means transmits the transmission signal as self-position information to the set transmission destination. Since the transmission means is controlled so as to transmit, the self-position information can be notified to any other party.

Further, in the invention according to claim 1 , a communication operation key (23) for a communication function different from that of the call key is provided.
And an operation determining means (25) for determining whether or not the communication operation key is operated at a predetermined timing after the operation of the call key.
0, 260, 300) and a transmission signal requesting the provision of position information at the set destination when the operation determination means determines that the communication operation key has been operated at a predetermined timing after the operation of the call key. And a request control unit (320) for controlling the transmission unit so that the communication operation key has a function other than the transmission of the transmission signal in the request control unit. However, the communication operation keys are keys for communication functions such as ten keys “0” to “9”, a power key (end key), a function key “F”, or a setting key “S”. ,
It is different from the dedicated key for transmitting the transmission signal in the request control means.

As described above, the request control means causes the transmission means to transmit, as a transmission signal, a request to provide position information at the destination when the communication operation key is operated at a predetermined timing after the operation of the transmission key. In order to control the above, only the transmission key and the communication operation key are used as the operation keys, and the transmission means transmits a request to provide the position information at the destination as a transmission signal. Instead, a signal for requesting position information of an arbitrary destination can be transmitted.

[0011]

[0012]

[0013]

[0014]

[0015]

According to the second aspect of the invention, transmitting means (50) for transmitting the transmission signal, setting means (200 to 220) for setting the destination of the transmission signal, and transmitting the transmission signal to the destination. A mobile phone having a call key (21) for performing a call and a communication operation key (24) for a communication function different from that of the call key, and a self-position calculating means for obtaining self-position information indicating a self-position. (210), determination means (260A) for determining whether or not the communication operation key is operated at a predetermined timing after the operation of the call key, and the communication operation key is operated at a predetermined timing after the determination means operates the call key. And a request control means (320) for controlling the transmitting means so as to transmit, as a transmission signal, a request to provide the position information at the set destination, when it is determined that the communication operation key Has a function other than the control of the transmission means by the request control means. However, the communication operation keys are keys for communication functions such as ten keys “0” to “9”, a power key (end key), a function key “F”, or a setting key “S”. , Different from the dedicated key for transmitting the transmission signal in the request control means.

As described above, the request control means causes the transmission means to transmit, when the communication operation key is operated at a predetermined timing after the operation of the call key, a request to provide position information at the destination as a transmission signal. In order to control the above, only the transmission key and the communication operation key are used as the operation keys, and the transmission means transmits a request to provide the position information at the destination as a transmission signal. Instead, a signal for requesting position information of an arbitrary destination can be transmitted.

Incidentally, the reference numerals in the parentheses of the above-mentioned means are examples showing the correspondence with the concrete means described in an embodiment to be described later.

[0019]

BEST MODE FOR CARRYING OUT THE INVENTION (First Embodiment) FIG. 1 shows an embodiment of a mobile phone system according to the present invention. FIG. 1 shows a schematic configuration of a mobile phone system.

As shown in FIG. 1, the mobile telephone system is
It is composed of mobile phones 1A and 1B, base stations 2A and 2B, a control center 3, and a map database 4. The base station 2A receives the transmission signal using the radio wave from the mobile phone 1A as a medium and outputs the transmission signal to the control center 3, while the base station 2A carries the transmission signal from the control center 3 using the radio wave as a medium. Send to phone 1A. Base station 2B
While receiving the transmission signal using the radio wave from the mobile phone 1B as a medium and outputting the transmission signal to the control center 3,
The base station 2B transmits the transmission signal from the control center 3 to the mobile phone 1B by using radio waves as a medium. Control Center 3
Receives a transmission signal from either one of the base stations 2A and 2B and outputs it to the one base station or the other base station according to the transmission signal. However, the transmission signal is, in addition to the telephone call signal, a position notification signal described later,
The position information request signal and the non-permission signal.

Hereinafter, as mobile phones, mobile phones 1A, 1
An example in which the mobile phone 1A of B is taken up will be described.
FIG. 2 is a front view of the mobile phone 1A. Mobile phone 1A
Has a flat case 10, a key operation unit 20, and a liquid crystal panel (display unit) 30, and the key operation unit 20 is arranged on the front surface 11 side of the case 10 and has a transmission key (start key). 21, various keys such as a function key “F” 22, a setting key “S” 23, and a numeric keypad (“0” to “9”) 24. The liquid crystal panel 30 is arranged in the opening 12 of the surface 11 of the case 10. However, the transmission key 21 is an operation key for transmitting a transmission signal such as making a call or transmitting an electronic mail, and the setting key "S"
Reference numeral 23 is a key for setting various functions.

The electrical circuit configuration of the mobile phone will be described below with reference to FIG. FIG. 3 is a block diagram showing the electric circuit configuration. As shown in FIG. 2, the mobile phone includes an antenna 40, a radio unit 50, a voice processing unit 60, a microphone 70, a receiver 80, a memory 90, a GPS antenna 100, and a GP.
It is composed of an S receiver 110 and a control unit 120. The microphone (transmitting unit) 70 converts the voice of the user (user) into a transmitting voice signal and outputs it to the voice processing unit 60. The receiver (receiver) 80 outputs the received voice from the other party on the basis of the received voice signal from the voice processor 60. The voice processing unit 60 is controlled by the control unit 120 to convert the demodulated signal from the wireless unit 50 into a reception voice signal and output it from the receiver 80, while converting the transmission voice signal from the microphone 70 into a transmission signal. Output to the wireless unit 50.

The radio section 50 converts the received signal received through the antenna 40 into a demodulated signal and outputs the demodulated signal to the voice processing section 60, while modulating the outgoing signal from the voice processing section 60 and transmitting the modulated signal via the antenna 40. To send. Further, the wireless unit 50 is controlled by the control unit 120, and receives the position notification signal,
Alternatively, the position information request signal is transmitted via the antenna 40. The memory 90 stores a plurality of telephone numbers together with the computer program of the control unit 120.

The GPS antenna 100 receives a carrier wave transmitted from each of the three GPS satellites, and outputs each carrier wave signal to the GPS receiver 110 based on each carrier wave.
The GPS antenna 100 is a flat dielectric antenna, and as shown in FIG.
It is arranged on the inner surface 11 side. Further, the GPS receiver 110 is controlled by the control unit 120 to calculate the latitude and longitude as self position information indicating the position of the self based on the carrier signal from each of the GPS antennas 100.

The control unit 120 is composed of a microcomputer and the like, and performs telephone call processing, self-position information notification processing, position request incoming processing, self-position information incoming processing, self-position information display processing and the like. Hereinafter, the self-position information notification process in the control unit 120 will be described with reference to FIG. Control unit 1
20 performs self-position information notification processing according to the flowchart shown in FIG. Then, the self-position information notification process is executed as an interrupt process at regular intervals during standby.

First, it is determined whether or not any one key of the key operation unit 30 is pressed (step 200), and when any one key of the key operation unit 30 is pressed,
Go to step 210. Then, it is determined whether or not the pressed key (hereinafter referred to as a pressed key) is the transmission key 21. Here, when the pressed key is not the transmission key 21, the key type of the pressed key is stored in the memory 90 (step 220) and the process proceeds to step 200. In this manner, the processes of steps 200 to 220 are repeated, and the key types of the pressed keys (other than the transmission key 21) are arranged in the memory 90. As a result, the arranged key types (hereinafter referred to as a key type string) are stored in the memory 90 as telephone numbers.

Next, when it is determined in step 210 that the pressed key is the transmission key 21, the key type sequence stored in the memory 90 is set as the telephone number of the transmission destination (step 230) and step 240. Go to and set the built-in timer. Here, based on the timekeeping of the built-in timer, it is determined whether or not any one key of the key operation unit 30 is pressed within a certain period from the time when it is determined that the call key 21 is pressed in step 210. Is determined (step 250), and it is determined whether or not the pressed key is the transmission key 21 (step 260). This allows
It is possible to determine whether or not the call key 21 is pressed again within a certain period after the call key 21 is first pressed. That is, it is determined whether or not the call key 21 is operated at a predetermined timing after the call key 21 is operated.

Next, in step 260, when the outgoing key 21 is pressed again for a certain period, step 2
Proceeding to 70, the content of "I will notify the self position" is displayed on the liquid crystal panel 30 in characters. Then GP
The S receiver 110 calculates the latitude and longitude as self-position information (step 280), and sends the position notification signal to the key type sequence stored in the memory 90 as the destination (telephone number).
The wireless unit 50 is controlled so as to be transmitted as (step 290). As a result, the wireless unit 50 transmits the position notification signal to the base station 2A using the radio wave as a medium from the antenna 40 with the key type sequence as the transmission destination. However, in addition to the identification signal, the position notification signal includes its own telephone number and the latitude and longitude as the self position information.
Incidentally, the base station 2A receives a position notification signal using radio waves as a medium, and transmits the position notification signal to the control center 3, and the control center 3 transmits the position notification signal to the base station corresponding to the destination. .

Next, when it is determined in step 260 that the pressing key pressed during the above-mentioned fixed period is not the outgoing key 21 but the enter key "S" 23 is pressed (step 300),
Proceeding to step 310, the content of "request the other party's position information" is displayed on the liquid crystal panel 30 in characters. After that, the wireless unit 50 is controlled so that the position information request signal is transmitted as the call destination (telephone number) stored in the memory 90 (step 320). As a result, the wireless unit 50 transmits the position information request signal to the base station 2A using the radio wave as a medium from the antenna 40 with the key type sequence as a transmission destination. Here, the position information request signal includes
Its telephone number is included with the identification signal. After that, the base station 2A receives the position information request signal using radio waves as a medium and transmits the position information request signal to the control center 3, and the control center 3 sends the position information request signal to the base station corresponding to the transmission destination. Send to. Note that step 26
If the operation key is 0 and the operation key is not pressed during the above-mentioned fixed period, the call processing as a voice call is performed.

Hereinafter, with reference to FIG. 5, the mobile station 1A receives a position information request signal from the base station 1A using electromagnetic waves as a medium, and the position request receiving process in the control unit 120 will be described. The position request incoming process is executed as an interrupt process at regular intervals during standby.

First, it is determined whether or not a position information request signal has been received (step 400). Specifically, it is determined whether the position information request signal is received based on the identification signal of the position information request signal, and when it is determined that the position information request signal is received, according to the telephone number included in the position information request signal, The reception is displayed on the display panel 20 (step 41).
0). For example, {“Telephone number: 09X-0123 △ -4
There was a location information request notification from "56 ○". Do you want to notify the location? The content of “YES NO” is displayed on the display panel 20.

Next, when the ten key "1" of the key operation unit 30 is pressed (step 420), it is determined that the position information request is permitted, and the process proceeds to step 430, where the GPS receiver 110 determines the position information as self position information. Latitude and longitude are calculated (step 430). Then, the telephone number (09X-0123Δ-456) included in the position information request signal is sent.
The wireless unit 50 is controlled so that the position notification signal is transmitted with () as the destination (step 440). This allows
The wireless unit 50 transmits the position notification signal to the base station 2A using the radio wave as a medium from the antenna 40, with the telephone number included in the position information request signal as the destination. In addition to the identification signal, the position notification signal includes its own telephone number and the latitude and longitude as its own position information.

On the other hand, in step 420, the key operation unit 30
When the ten key "2" is pressed, the wireless unit 50 causes the radio unit 50 to transmit a non-permission signal indicating that the position information request is rejected (step 450). In 3,
A process when the position notification signal is received from the mobile phone 1A through the base station 1A will be described with reference to FIG. The control center 3 performs processing according to the flowchart shown in FIG. First, when the position notification signal is received (step 500), map information (image information) corresponding to the latitude and longitude included in the position notification signal is searched based on the map database 530, and the searched map information is searched for the position. It is attached to the notification signal (step 510). The attached position notification information is transmitted to the base station corresponding to the destination (step 520).

Next, the self-position information receiving process in the control unit 120 of the mobile phone 1A will be described with reference to FIG. The control unit 120 performs processing according to the flowchart shown in FIG. The self-position information incoming process is executed as an interrupt process at regular intervals during standby.

First, it is determined whether or not a position notification signal has been received (step 600). Specifically, based on the identification signal included in the position notification signal, it is determined whether or not the position notification signal is received, and when it is determined that the position notification signal is received, the notification of the position notification from the transmission destination Is displayed on the liquid crystal panel 30 (step 610). For example, by the liquid crystal panel 30, {“phone number: 09X-0123Δ-
"456 ○" received the location notification from the person. Is displayed in characters. However, the telephone number of the destination is
As described above, it is included in the position notification signal. After that, the map information attached by the control center 3 is stored in the memory 90 in addition to the reception time of the position notification signal, the telephone number of the destination, the latitude and the longitude (step 620).

Next, the position information display processing in the control unit 120 will be described with reference to FIG. First, in the standby state, when the function number "F2" is input according to the operation of the key operation unit (when the "F key" and the numeric keypad "2" are pressed), "position information" is displayed on the display panel 20. Please press the telephone number of the other party corresponding to. ”Is displayed. Therefore, when a telephone number is keyed in according to the operation of the key operation unit 20 (step 700), the latitude and longitude corresponding to the telephone number is stored in the map information memory 90.
To call (step 710). The latitude and longitude map information is displayed on the liquid crystal panel 30 as an image shown in FIG. 13 (step 720). By the way, in FIG.
The double circle 800 indicates the target position.

The features of this embodiment will be described below. When the transmission key is operated within a certain period after the transmission key 21 is pressed, the control unit 120 causes the position notification signal (latitude and longitude).
The radio unit 50 causes the antenna 40 to transmit radio waves as a medium. Therefore, after setting the transmission destination of the position notification signal, the wireless unit 50 can transmit the position information to any other party only with the transmission key 21, so that the position information of the self position can be obtained without newly adopting the operation key. It is possible to provide a mobile phone adapted to notify. However, since the telephone number of an arbitrary destination is used as the destination, it is not necessary to add a new key when setting the telephone number.

When the enter key "S" 23 is pressed within a certain period after the call key 21 is pressed, the control unit 12
0 causes the wireless unit 50 to transmit a position information request signal from the antenna 40 using radio waves as a medium. Therefore, after setting the transmission destination of the position information request signal, the wireless unit 50 can transmit the position information request signal only by using the transmission key 21 and the enter key "S" 23. Therefore, the operation key is newly adopted. Instead, a signal for requesting position information of an arbitrary destination can be transmitted.

In carrying out the present invention, not only the case where the GPS receiver 110 obtains the position information, but the position information is obtained by the trigonometry based on the transmission signals from three or more base stations. Good.

Further, in the first embodiment, the GPS receiver 110 has been described as an example in which the latitude and longitude are obtained as the self-position information, but the present invention is not limited to this, and each GP is not limited to this.
A carrier signal is transmitted from the radio unit 50 through the antenna 40 to the base station 2A (or the control center 3) in accordance with the carrier transmitted from each of the S satellites through the antenna 40, and the base station 2A (or the control center 3). Then, the latitude and longitude may be obtained according to the carrier signal.

(Second Embodiment) In the first embodiment,
In the self-position information notification, an example in which the telephone number of the processing destination is keyed in and then the transmission key 21 is pressed to set the destination has been described, but the present invention is not limited to this, and the following may be performed. In the second embodiment, the flowchart shown in FIG. 9 is adopted instead of the flowchart shown in FIG. Steps 230 to 330 in FIG. 9 are the same as steps 230 to 330 in FIG.

First, it is determined whether or not the call key 21 is pressed (step 210), and when the call key 21 is pressed, the built-in timer is set (step 211). Then, when any one of the keys of the key operation unit 30 is pressed within a certain period of time based on the timing of the built-in timer (step 212), the key type of the pressed key is stored in the memory 90 (step 220). , And again proceeds to step 212. In this way, the processes of steps 212 and 220 are repeated, and in the memory 90, the key types of the pressed keys (other than the transmission key 21) are arranged, and the arranged key types (hereinafter,
Key sequence) is stored as a telephone number. Then, in step 212, based on the timing of the built-in timer,
When it is determined that the certain period has elapsed, the key type sequence stored in the memory 90 is set as the telephone number of the call destination (step 230). After that, as in the first embodiment, the processes of steps 240 to 330 are performed.

(Third Embodiment) In the first and second embodiments, an example in which the telephone number of the processing destination is key-inputted in the self-position information notification has been described, but the present invention is not limited to this, and the memory 90 is previously stored in the memory 90. The stored telephone number (memory dial or incoming call history) may be set as the destination. In the third embodiment, the flowchart shown in FIG. 10 is adopted instead of the flowchart shown in FIG. Steps 240 to 330 in FIG. 10 are the same as steps 240 to 330 in FIG.

First, the telephone number stored in advance is called from the memory 90 in accordance with the operation of the key operation unit 30 (step 340), and it is determined whether or not the call key 21 is pressed (step 210). When 21 is pressed, the called telephone number is set as the destination (step 350). Then, as in the first embodiment,
The processing of steps 240 to 330 is performed.

(Fourth Embodiment) In the first to third embodiments, an example of performing a process of setting the destination of position information when the transmission key is operated within a certain period after the transmission key 21 is pressed However, the transmission key 2 is not limited to this.
When 1 is continuously pressed for a certain period or longer, the process of setting the destination of the position information may be performed. In the fourth embodiment, the flowchart shown in FIG. 11 is adopted instead of the flowchart shown in FIG. Steps 200 to 230 and 280 to 320 in FIG. 11 correspond to steps 200 to 230 in FIG.
This is the same as steps 280 to 320.

First, in the processing of steps 200 to 220, the key types of the pressed keys (other than the transmission key 21) are arranged in the memory 90, and the arranged key types (hereinafter referred to as the key type sequence) are stored. , Will be stored as a telephone number. Here, it is determined whether or not the first call key 21 is continuously pressed for a certain period of time (step 250A), and the first call key 21 is continuously pressed for a certain period of time after being pressed. LCD panel 3 when
At 0, it is displayed that either the self-position notification or the position information request is to be selected (step 251).
For example, depending on the liquid crystal panel 30, "Please select:
Display the content of “Self-position notification position information request”.

Next, when the ten key "1" of the key operation unit 20 is pressed, it is assumed that the self-position notification is selected.
The processing of step 280 and step 290 is performed. on the other hand,
When the numeric keypad “2” of the key operation unit 20 is pressed,
If the position information request is selected, the process of step 320 is performed.

(Fifth Embodiment) In the first embodiment,
The example of performing the process of setting the transmission destination of the position information when the transmission key 21 is pressed twice has been described, but the present invention is not limited to this, and the ten key of the key operation unit 20 may be pressed after the transmission key 21 is pressed. Alternatively, the process of selecting one of the self-position notification position information requests may be performed. In the fifth embodiment, the flowchart shown in FIG. 12 is adopted instead of the flowchart shown in FIG. Steps 200 to 220 and steps 280 to 320 in FIG. 12 are steps 200 to 220 in FIG.
This is the same as steps 280 to 320.

First, in the processing of steps 200 to 220, the key types of the pressed keys are arranged in the memory 90 and stored as telephone numbers. afterwards,
It is determined whether or not the transmission key 21 is pressed (step 2
10) When the transmission key 21 is pressed, the liquid crystal panel 3
At 0, it is displayed that one of self-position notification or position information request is selected (step 251). For example,
The liquid crystal panel 30 displays the content of “Please select: Self-position notification position information request”. Then, when the numeric keypad “1” of the key operation unit 20 is pressed, it is determined that the self-position notification is selected, and step 28
0, the process of step 290 is performed. On the other hand, the key operation unit 2
When the ten key “2” of 0 is pressed, it is determined that the position information request is selected, and the process of step 320 is performed.

[Brief description of drawings]

FIG. 1 is a diagram showing a configuration of a mobile phone system according to an embodiment of the present invention.

FIG. 2 is a front view of the mobile phone shown in FIG.

3 is a block diagram showing an electric circuit configuration of the mobile phone shown in FIG. 1. FIG.

FIG. 4 is a flowchart showing a part of the operation of the control unit of the mobile phone.

FIG. 5 is a flowchart showing a part of the operation of the control unit of the mobile phone.

FIG. 6 is a flowchart showing an operation of the control center shown in FIG.

FIG. 7 is a flowchart showing a part of the operation of the control unit of the mobile phone.

FIG. 8 is a flowchart showing a part of the operation of the control unit of the mobile phone.

FIG. 9 is a flowchart showing an operation of the mobile phone according to the second embodiment of the present invention.

FIG. 10 is a flowchart showing an operation of the mobile phone according to the third embodiment of the present invention.

FIG. 11 is a flowchart showing an operation of the mobile phone according to the fourth embodiment of the present invention.

FIG. 12 is a flowchart showing an operation of the mobile phone according to the fifth embodiment of the present invention.

FIG. 13 shows a display of map information on a liquid crystal panel.

[Explanation of symbols]

120 ... Control unit, 90 ... Memory, 50 ... Wireless unit, 40 ...
Antenna, 21 ... Call key, 20 ... Key operation part.

Continuation of front page (51) Int.Cl. ⁷ Identification code FI H04M 1/00 H04M 1/26 1/26 3/42 U 3/42 11/06 11/06 H04B 7/26 106A (58) Fields investigated (Int.Cl. ⁷ , DB name) H04B ^7/ 24-7/26 H04Q ⁷ /00-7/38 H04M 1/02-1/23 H04M 11/00-11/10

Claims (2)

(57) [Claims] 1. A transmission means (50) for transmitting a transmission signal.
And a transmission key (21) for transmitting the transmission signal , comprising: a self-position calculating means (280) for obtaining self-position information indicating the position of the self, and a transmission destination of the transmission signal. Setting means for setting (200
And 220), determining means for determining whether or not the send key at a predetermined timing in a later operation of the transmission key is operated (2 60)
When the determination means determines that the transmission key is operated at a predetermined timing after the transmission key is operated, the setting
Transmission control means (290) for controlling the transmission means so as to cause the determined transmission destination to transmit the transmission signal as the self-position information, and a communication operation key (2 ) for a communication function different from that of the transmission key.
3) and the communication operation at a predetermined timing after the operation of the call key.
Operation determining means (3) for determining whether or not the work key has been operated
00), the operation determination means displays a predetermined time after the operation of the call key.
Wherein when the communication operation key is determined to have been operations in timing, request control means for controlling the transmission means so as to transmit the requesting provision of location information in the set transmission destination as the transmission signal ( 320) and the communication operation key is the transmission key in the request control means.
A mobile phone characterized by having functions other than the transmission of signal signals . 2. A transmitting means (50) for transmitting a transmission signal.
And setting means (2) for setting the transmission destination of the transmission signal.
00-220), a transmission key (21) for transmitting the transmission signal to the destination, and a communication operation key (24) for a communication function different from the transmission key. , A self-position calculating means (210) for obtaining self-position information indicating a self position, and a judging means (260) for judging whether or not the communication operation key is operated at a predetermined timing after the operation of the call key.
A) and, when the determination means determines that the communication operation key has been operated at a predetermined timing after the operation of the call key, the transmission signal is a request to provide position information at the set destination. A request control unit (320) for controlling the transmission unit to transmit, and the communication operation key has a function other than the control of the transmission unit by the request control unit.