JP3273902B2 - Mobile phone equipment - Google Patents

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 which is connected to a telephone network by wireless communication and transmits / receives call information to / from a telephone terminal connected to the telephone network.

[0002]

2. Description of the Related Art Conventionally, for example, a system for a portable telephone for transmitting and receiving call information as an analog signal and a system for a portable telephone for transmitting and receiving call information as digital data (for example, PHS (Personal Handy Phone System) is known.

[0003] In this type of system, if a mobile telephone device adapted to the information transmission system in the system is used, it is possible to make a call from any place. For example, on the way to a business partner or a friend's house, etc. Even if you get lost, you can call the other party and get directions on the spot.

[0004] However, the portable telephone device cannot be used if it is out of the service area of the system to which the telephone device belongs. Therefore, if the user gets lost in a place outside the service area, he or she checks the route with the other party. It is not possible. Also, even if you can make a call to the other party, if you can not tell your location to the other party,
I can't get directions.

[0005] The present invention has been made in view of such a problem, and provides a portable telephone device with a function of detecting a current location.
It is an object to further improve the convenience of a mobile phone device.

[0006]

Means for Solving the Problems, Embodiments of the Invention and Effects of the Invention The portable telephone device according to the first aspect of the present invention, which has been made to achieve the above object, comprises a terrestrial telephone connected to a telephone network. A wireless transmission / reception unit for transmitting / receiving call information to / from another telephone terminal connected to the telephone line network by performing wireless communication with a station, and transmitting / receiving data to / from the telephone terminal by the transmission / reception unit. A call information input / output unit for inputting / outputting call information to be input, an operation unit for designating a telephone terminal to be called and inputting a call termination command by an external operation, and a telephone terminal via the operation unit. When specified, the wireless transmission / reception unit is activated to connect to the telephone terminal by wireless communication with the ground station, and thereafter, the connection is established until a call termination command is input from the operation unit. Before and between phone terminals A mobile phone device provided with call control means for transmitting and receiving call information, a map information storage unit in which map information is stored in advance, a GPS receiving unit for detecting a current position based on a radio wave transmitted from an artificial satellite, GP
A GPS image data generating unit for generating GPS image data for displaying a current position from the current position detected by the S receiving unit and the map information stored in the map information storage unit; When an input for designating a telephone terminal as a call destination is performed on the operation unit, a telephone image data generating unit that generates telephone image data for call guidance, and image data generated by each of the image data generating units. An indicator for displaying the current location and call guidance,
Display control means for controlling the display of the current location and the call guidance on the display.

According to the portable telephone device of the first aspect, G
PS image data generating means generates GPS image data for displaying a current position from the current position detected by the GPS receiving unit and the map information stored in the map information storage unit, and generates the GPS image data based on the generated GPS image data. Thus, the display control means can display the current position on the display. Also, when an input for designating a telephone terminal to be called is performed on the operation unit, call information input / output by the call information input / output unit is transmitted / received to / from the telephone terminal designated by the wireless communication unit. The telephone image data generating means generates telephone image data for call guidance, and based on the generated telephone image data, the display control means causes the display to display the call guidance. Here, the call guidance indicates an input / output state and an operation state of information of the mobile phone device at the time of making a call, as in an embodiment described later.

[0008] As a result, if an input for designating a telephone terminal to be called is performed on the operation unit, a call can be made with another telephone terminal by wireless communication. Further, the present location obtained by the GPS receiving unit and the GPS image data generating means can be displayed on the display, and the present location can be grasped. Therefore, the convenience of the mobile phone device can be further improved.

As a method of displaying the current location and the call guidance on the display, the display screen may be divided into two and displayed as follows . That is, the mobile phone of claim 1
The mobile telephone further includes a GPS operation switching unit for switching operation / non-operation of the GPS receiving unit and the GPS image data generation unit by an external operation, and an operation state of each of the image data generation units. Image data switching means for setting the image data to be input to the display control means to one of the GPS image data and the telephone image data .

That is, in the present invention, the image data switching means switches the image data according to the operation / non-operation of each image data generating means. For example, when the GPS image data generating means is operating, the current position is displayed on the display unit, and when an input for designating a telephone terminal to be called is performed on the operation unit, a call guide is displayed on the display unit. .

As described above, the image data switching means switches the display of the display to the display of the call guide instead of the display of the current location or the display of the call guide according to the operation state of each image data generating means. By switching to the current location display, the current location or call guidance can be displayed in the full display range of the display, and especially if the current location based on the map information is displayed in the full display range of the display, it is easy to see it can. In addition, since the display on the display is switched by the image data switching means, there is no need to provide a display with a large display surface, and the mobile phone device can be downsized.

In the present invention, when the image data generating means are operating simultaneously, the image data switching means inputs the telephone image data to the display control means, and displays the telephone image data on the display. It is characterized in that call guidance is displayed with priority.

That is, when the GPS image data generating means is operated and the current position is displayed on the display, and an input for designating a telephone terminal to be called is performed on the operation unit, the display is displayed on the display. The call guidance is displayed preferentially instead of the current location .

As a result, using the current location detection function,
Even if the current location is displayed on the display unit, if the input to specify the telephone terminal to be called is input on the operation unit, the display on the display unit will be switched to call guidance, so in particular, the display on the display unit will be changed from the current location display to the call There is no need to switch to the guidance display.

More specifically, the operation unit includes a push dial for inputting at least a telephone number of a call destination, and the telephone image data generating means includes a plurality of numerical values that are continuously transmitted through the push dial. When input, it is determined that an input for specifying a telephone terminal to be called is performed from the operation unit, and telephone image data for telephone number input guidance including a numerical value input from the operation unit is generated. I'll do it
Caught.

With this, even if the present location is displayed on the display, if the push dial is continuously input, the telephone number input guide including the numerical value input on the display is displayed, so that the conventional mobile phone is displayed. The calling function can be used without any difference from the telephone device. Also, unless a plurality of push dials are continuously input, it is not determined that an input for designating a call destination has been performed.
It does not judge that an input has been made even if it receives only one input or many inputs at once. Therefore, even if an erroneous operation is performed, the call function is not accidentally activated.

[0017] According to a second aspect of the invention, the mobile telephone device according to claim 1, in transmission and reception of the call information according to the wireless transceiver, the input of the call termination command to the operating unit is performed, the GPS When the image data generating means is operating, the image data switching means switches the image data input to the display control means from the telephone image data to the GPS image data.

According to the second aspect of the present invention, the GPS image data generating means operates when the communication of the call information by the wireless transmission / reception unit is completed or a call end command is input to the operation unit. In this case, since the image data switching means switches the display on the display from the display of the call guidance to the display of the current location, there is no need to switch.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, a portable telephone device 1 according to an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a schematic block diagram of the mobile phone device 1. The mobile phone device 1 includes a call information input / output unit 3, an operation unit 11, a display unit 17, a GPS reception unit 23, a wireless transmission / reception unit 25, and a satellite antenna 35.
, A wireless antenna 37 and a main control circuit 40 for controlling these components.

The call information input / output unit 3 includes a microphone 5, a speaker 7, and a PCM (Pulse Code Modulation) codec 9. The PCM codec 9 converts the voice information such as the voice input to the microphone 5 into digital data. It is sent to the control circuit 40. Further, the digital audio information from the main control circuit 40 is converted into an analog signal by the PCM codec 9 and output to the speaker 7.

The display section 17 has a liquid crystal display 19 and a display control circuit 21 for outputting an image to the liquid crystal display 19 based on image data sent from the main control circuit 40. The GPS receiving unit 23 receives a predetermined signal (identification information assigned to each satellite) from three or more GPS satellites with a satellite antenna, and based on the identification information of the GPS satellites, transmits to each GPS satellite. And a circuit for calculating the current position (latitude and longitude) from the calculated distance.

The radio transmission / reception unit 25 modulates a signal transmitted from the main control circuit 40 into a transmission signal, transmits the transmission signal from the radio antenna 37 to another communication device,
A circuit is provided for demodulating a transmission signal from another communication device input from the wireless antenna 37 and transmitting the demodulated signal to the main control circuit 40.

The main control circuit 40 includes a CPU 42 and a storage unit 44. The storage unit 44 stores a ROM 46, a non-volatile RAM 48, and map information corresponding to latitude and longitude. And a removable IC card 50. The operation unit 11 includes a push dial 13a for inputting a telephone number or the like, a well-known abbreviated call key 13b for calling a telephone number stored in the RAM 48 in advance, a screen switching key 13c described later, and ON of a GPS receiving unit. A key panel 13 having a GPS key 13d for switching OFF and a hook key 13e for indicating the end of transmission / reception of call information, and an input control circuit 15 for transmitting information input to the key panel 13 to the main control circuit 40. Have.

In the portable telephone device 1 configured as described above, when the GPS key 13d is turned on, the main control circuit 40 executes a GPS image data generation routine. Hereinafter, the GPS image data generation routine will be described with reference to FIG. First, at s10 (s represents a step), the GPS receiver 23 is caused to detect the current position (latitude and longitude).

Next, in s20, the latitude and longitude of the current position are made to match the latitude and longitude of the map information stored in the IC card 50. Next, in s30, the GPS image data which is the image data indicating the current position is generated on the map information by associating the latitude and longitude of the current position with the longitude and latitude of the map information.

Next, at s 40, the GPS image data is sent to the display control circuit 21 of the display unit 17 and displayed on the liquid crystal display 19. Next, at s50, the GPS key 13d
It is determined whether or not N is set. If the GPS key 13d is turned on, the process returns to s10, and is turned off.
If so, the GPS image data generation routine ends. Therefore, if the GPS key 13d is kept ON, the GPS image data generation routine is constantly repeated, and the map information including the current position is always displayed on the liquid crystal display 1.
9 is displayed.

In the portable telephone device 1, an input determination routine for determining whether or not an input for designating a call destination has been made on the key panel 13 of the operation unit 11 is driven at predetermined intervals by a timer interrupt. I have. Hereinafter, the input determination routine will be described with reference to FIG.

First, in s110, it is determined whether or not three or more numbers on the key panel 13, that is, three or more push dials 13a are continuously input. Here, three or more push dials 13a are continuously input, and it is assumed that the interval at which each push dial 13a is pressed is determined not to be input unless it is within a predetermined time. The predetermined time is preferably about one second. Even if two or more push dials 13a are pressed at the same time, it is not determined that an input has been made. If three or more push dials 13a are not continuously input, s
In step s123, the telephone image data for guiding the telephone number input including the numerical value input to the push dial 13a is generated, and the telephone image data is sent to the display control circuit 21. After the telephone number input guide is displayed on the liquid crystal display 19, when the input of the telephone number is completed, s130 is processed.

Next, in s120, the short call key 13b
It is determined whether or not is pressed. If the abbreviated call key 13b has not been pressed, the input determination routine is terminated. If the abbreviated call key 13b has been pressed, at s125, a list of the destinations including at least the name and the telephone number is stored in the RAM 48 in advance. The display control circuit 21 reads out the table and generates telephone image data and displays the telephone image data.
, A call guide, which is list information of call destinations, is displayed on the liquid crystal display 19. When the telephone number of the call destination is arbitrarily specified from the displayed call guide, s130
Process.

Next, based on the telephone number input in s130, a call control routine for making a call with the called party is executed. This input determination routine is driven by the timer interrupt as described above, and constantly determines whether or not an input for designating a call destination has been performed.

Next, a call control routine for making a call with a call destination will be described with reference to FIG. First,
In s210, it is determined whether or not the GPS key 13d is turned on. If the GPS key 13d has been turned ON, the fact that the GPS key 13d is ON is stored in the RAM 48 in s220, and if it has been turned OFF, s2.
Process 30.

Next, in s230, based on the telephone number of the call destination input to the operation unit 11, the wireless transmission / reception unit 25 is connected to the telephone terminal of the call destination connected to the telephone line network via radio. , Send and receive call information with the callee. This s23
At 0, call information including voice can be exchanged with the call destination.

Next, at s235, image data indicating that the telephone terminal is connected to the telephone terminal connected to the telephone line network is sent to the display control circuit 21 to connect the liquid crystal display 19 to the telephone line network. Is displayed. Next, in s240, it is determined whether or not the hook key 13e has been pressed. If the hook key 13e for indicating the end of transmission / reception of the call information has been pressed, the connection with the telephone network is terminated in s250, and if not, the process stands by in s240.

Next, in s255, the display control circuit 2 displays the telephone image data indicating that the connection to the telephone network has been completed.
1 to connect the liquid crystal display 19 to the telephone network.
Display a call guide indicating that the call has ended . Next, s2
At 60, the GP stored in the RAM 48 in the process of s220
The ON / OFF state of the S key 13d is determined. G
If the PS key 13d is ON, the GPS image data generation routine is executed. If the PS key 13d is OFF, the call control routine ends.

When the telephone image data generated by the telephone image data generation routine is displayed on the liquid crystal display 19 while the GPS key 13d is turned on,
When the screen switching key 13c of the key panel 13 is pressed, G
The PS image data generation routine is executed, and the GPS image data is displayed on the liquid crystal display 19.
When the screen switching key 13c is pressed again, the telephone image data generated by the telephone image data generation routine is displayed on the liquid crystal display 19.

The above-described portable telephone device 1 has the following effects. According to the mobile phone device 1,
If an input for designating a telephone terminal to be called is performed on the operation unit 11, a call can be made with another telephone terminal by wireless communication.
Further, the current location obtained by the GPS receiving unit 23 and the GPS image data generation routine can be displayed on the liquid crystal display 19, and the current location can be grasped. Therefore, the convenience of the conventional mobile phone device can be further improved.

Further, the processing of s110, s120 and s260 corresponding to the image data switching means switches the display of the liquid crystal display 19 to the display of the current location according to the operation state of the GPS image data generation routine and the telephone screen data generation routine. By switching to the display of the call guide or the display of the current location instead of the display of the call guide, the current location or the call guide can be displayed in the full display range of the liquid crystal display 19, and in particular, the display is based on the map information. If the current location is displayed in the full display range of the liquid crystal display 19, it is easy to see. Further, since the display of the liquid crystal display 19 is switched by the processing of s110, s120, and s260 corresponding to the image data switching means, it is not necessary to provide the liquid crystal display 19 having a large display surface, and the mobile phone device can be downsized.

When the GPS image data generation routine operates and the current location is displayed on the liquid crystal display 19, an input for designating a telephone terminal to be called on the operation unit 11 is performed. The call guidance is displayed preferentially instead of the current location displayed on the device 19. As a result, even if the current location is displayed on the liquid crystal display 19 using the current location detection function, the display on the liquid crystal display 19 can be displayed by inputting the operation unit 11 to specify the telephone terminal to be called. Since the display is switched to the call guide, there is no need to particularly switch the display of the liquid crystal display 19 from the display of the current location to the display of the call guide.

Even if the current location is displayed on the liquid crystal display 19, if the push dial 13a is continuously input, a telephone number input guide including the numerical value input on the liquid crystal display 19 is displayed. The call function can be used without any difference from the conventional portable telephone device. Unless a plurality of push dials 13a are successively input, it is not determined that an input for designating a call destination has been performed. Do not judge that it was done. Therefore, even if an erroneous operation is performed, the call function does not malfunction.

When the communication of the call information by the wireless transmission / reception unit 25 is completed or the call end command is input to the operation unit 11 and the GPS image data generation routine is operating, Since the process of s260 corresponding to the image data switching means switches the display of the liquid crystal display 19 from the display of the call guidance to the display of the current location, there is no need to switch.

To summarize the correspondence between the above embodiment and the claims, the call control routine is in the call control means, the IC card 50 is in the map information storage unit, the GPS image data generation routine is in the GPS image data generation means, and s123, s12
5, s235 and s255 are performed by the telephone image data generation means, the display control circuit 21 is controlled by the display control unit, and s110,
s120 and s260 correspond to the image data switching means by GPS
The key 13d corresponds to GPS operation switching means.

Although the embodiment of the present invention has been described above, the present invention is not limited to this, and may be embodied in various modes. For example, as a method of displaying the current location image data and the telephone image data on the liquid crystal display 19, s123, s125, s235, and s2 corresponding to image data switching means.
Although the display is performed by performing the switching in the process of 55, the screen of the liquid crystal display 19 may be divided into two and displayed.

[Brief description of the drawings]

FIG. 1 is a block diagram schematically illustrating a mobile phone device 1 according to an embodiment.

FIG. 2 is a flowchart illustrating a GPS image data generation routine of the mobile phone device 1 according to the embodiment.

FIG. 3 is a flowchart illustrating an input determination routine of the mobile phone device 1 according to the embodiment.

FIG. 4 is a flowchart illustrating a call control routine of the mobile phone device 1 according to the embodiment.

[Description of Signs] 1… Mobile phone device 3… Call information input / output unit 11…
Operation unit 13a: Push dial 13b: Abbreviated call key
13c: Screen switching key 13d: GPS key 13e: Hook key 19:
Liquid crystal display 23 ... GPS receiver 25 ... Wireless transmitter / receiver 40 ...
Main control circuit 44 ... Storage unit

Continuation of the front page (56) References JP-A-7-248849 (JP, A) JP-A-5-265901 (JP, A) JP-A-5-241760 (JP, A) JP-A-6-83563 (JP) JP-A-6-4255 (JP, A) JP-A-6-237311 (JP, A) JP-A-63-221748 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB Name) H04Q 7/00-7/38 H04B 7/24-7/26

Claims (2)

(57) [Claims] 1. A wireless transmitting / receiving unit for transmitting / receiving call information to / from another telephone terminal connected to a telephone line network by performing wireless communication with a ground station connected to the telephone line network. A call information input / output unit for inputting / outputting call information transmitted / received to / from the telephone terminal by the transmission / reception unit; and an external operation for specifying a telephone terminal to be called and inputting a call termination command. An operation unit, when a telephone terminal is designated via the operation unit, activates the wireless transmission / reception unit to connect to the telephone terminal by wireless communication with the ground station, and thereafter, the operation unit And a call control unit for transmitting and receiving the call information to and from the connected telephone terminal until a call end command is input from the mobile phone device, comprising: a map information storage unit in which map information is stored in advance. And artificial G that detects the current position based on the radio wave transmitted from the satellite
A PS for receiving a current position from a current position detected by the GPS receiving unit and map information stored in the map information storage unit;
GPS image data generating means for generating PS image data, and, when the operation of the wireless transmission / reception unit is stopped, when an input for designating a telephone terminal to be called is performed on the operation unit, telephone image data for call guidance is generated. Telephone image data generation means, a display for displaying the current location and call guidance based on the image data generated by each of the image data generation means, and controlling the display of the current location and the call guidance on the display A display controller, the GPS receiver and the GPS image by an external operation
GP for switching operation / non-operation of data generation means
According to the operation state of the S operation switching means and the image data generating means,
Image data to be input to the display control unit,
Image data to be set to either
Comprises a chromatography data switching means, wherein the operation unit inputs a telephone number of at least call destination
A push dial for the telephone image data generation.
Generating means for setting a plurality of numerical values through the push dial.
If input is continued, the telephone to be called from the operation unit
Judge that the input to specify the talk terminal has been performed,
For telephone number input guidance including numerical values input from the operation unit
Generating telephone image data, wherein the image data switching means comprises:
Are operating simultaneously, the phone image data is
Input to the display control unit and display the call guidance on the display.
A portable telephone device characterized in that the display is preferentially displayed. 2. The portable telephone device according to claim 1,
hand, During the transmission / reception of the call information by the wireless transmission / reception unit, the operation
When the call termination command is input to the working unit, the GPS
When the image data generating means is operating, the image data
Data switching means for outputting image data to be input to the display control unit.
From the telephone image data to the GPS image data.
A mobile phone device characterized by being replaced.