JP4062871B2 - mobile phone - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a mobile phone.
[0002]
[Prior art]
Conventionally, in a personal digital assistant (PDA), are those determined its own position information by the GPS function.
[0003]
[Problems to be solved by the invention]
Recently, mobile phones have been focused strongly mounting a GPS function, the present inventors, in the mobile phone, based on the mobile terminal described above, in addition to obtaining a self-position information, the self-position information It was investigated adopting a function to be sent to any destination.
[0005]
Accordingly, an object of the present invention is to enable self-location information to be transmitted to any destination in a mobile phone .
[0006]
[Means for Solving the Problems]
In order to achieve the above object, the present invention provides a mobile phone having a key operation unit (30) having a plurality of keys and a transmission means (50) for transmitting a transmission signal. there, based on the operation of the key operation unit for obtaining the self-position information indicating the own position of the mobile phone, the self-position acquiring means for acquiring self-position information indicating a position of the self (210) , after said self-position acquiring means acquires the self-positional information, and the display of the display unit on the display for setting the destination of the transmission signal, set the destination of the transmission signal by the operation of the key operation unit identifying a destination setting means (230 to 250), the destination of the transmission signal is set, when the key operation section of the operation for transmitting the transmission signal is performed, in that the the transmission of a self-position information Knowledge The position notification signal including the signal and the self-position information, the said transmission means and the control for the control means so as to transmit to the set destination as a transmission signal (260), the position notification signal from another mobile phone receive, upon determining that the position notification is position information notification based on the identification signal included in the signal, and means (310) to be displayed on the display unit that there is a location information notification, the location after that there was information notification is displayed on the display unit, when the operation of the key operation unit for requesting the image map information is performed, the other mobile phones included in the position notification signal said received wherein the request signal of the image map information including the self-location information is transmitted from the transmitting unit, the said self-position information of the other mobile phones included in the request signal for receiving the request signal Receiving a response to image the image map information transmitted from the map server to transmit the map information, and means for displaying the received image map information on the display unit (430-432), characterized by having a .
[0007]
Thus, according to the first aspect of the present invention, the mobile phone can transmit the self-location information to any destination. According to the invention described in claim 1, in addition to the transmission of the self-location information described above, the image map information corresponding to the self-location information of another mobile phone transmitted from another mobile phone can be displayed. it can. Incidentally, as in the invention of claim 2, the operation of the key operation unit for obtaining the self-position information, if the operation of the dedicated key to acquire its own position information (33), the position of the self the operability for transmitting information to any other party, can be in a good good.
[0008]
Further, in the invention described in claim 3, in the mobile phone according to claim 1 or 2, the display unit includes an image map information display form and a position notification signal received from another mobile phone. A mode in which the self-position information is displayed in characters is switched and displayed by the key operation unit.
[0009]
According to a fourth aspect of the present invention, in the mobile phone according to any one of the first to third aspects, the location notification signal includes a destination address in addition to the identification signal and the self location information. When a location notification signal is received from another mobile phone, the device has a memory (90) for storing the location notification signal, and a destination address is designated by the key operation unit by operating the key operation unit. The self-position information corresponding to the destination is read from the memory, and the read self-position information is included in the request signal.
[0010]
Incidentally, the reference numerals in parentheses of each means described above are an example showing the correspondence with the specific means described in the embodiments described later.
[0011]
DETAILED DESCRIPTION OF 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 phone system includes mobile phones 1A and 1B, base stations 2A and 2B, a control center 3, and a map server 4. The base station 2A receives a 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.
[0012]
The base station 2B receives a transmission signal using the radio wave from the mobile phone 1B as a medium and outputs the transmission signal to the control center 3, while the base station 2B carries the transmission signal from the control center 3 using the radio wave as a medium. Send to phone 1B. The control center 3 outputs a transmission signal from one of the base stations 2A and 2B to one base station, the other base station, or the map server 4 according to the transmission signal. However, the transmission signal is any one of a call signal in transmission and reception, a position notification signal, a character map information request signal, and an image map information request signal, which will be described later.
[0013]
Hereinafter, an example in which the mobile phone 1A is taken out of the mobile phones 1A and 1B will be described. FIG. 2 is a front view of the mobile phone 1A. The cellular phone 1 </ b> A includes a flat case 10, a liquid crystal panel (display unit) 20, and a key operation unit 30, and the key operation unit 30 is disposed on the surface 11 side of the case 10. The key operation unit 30 includes a transmission key (start key) 31, a function key “F” 32, a self-position notification key (referred to as GPS in FIG. 2) 33, and various keys such as numeric keys “0” to “9”. Have The liquid crystal panel 20 is disposed in the opening 12 of the surface 11 of the case 10.
[0014]
Hereinafter, with reference to FIG. 3 illustrating the electrical circuit configuration of the cellular phone. FIG. 3 is a block diagram showing an electric circuit configuration. As shown in FIG. 3 , the mobile phone includes an antenna 40, a radio unit 50, an audio processing unit 60, a microphone 70, a receiver 80, a memory 90, a GPS antenna 100, a GPS receiver 110, and a control unit 120. . The microphone (sending 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 based on 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 radio unit 50 into a received voice signal and output it from the receiver 80, while converting the transmitted voice signal from the microphone 70 into a transmission signal. Output to the radio unit 50.
[0015]
The radio unit 50 converts the received call signal received through the antenna 40 into a demodulated signal and outputs the demodulated signal to the voice processing unit 60, while modulating the outgoing signal from the voice processing unit 60 to convert the transmission communication signal into the antenna 40. Call through. The radio unit 50 is controlled by the control unit 120 to transmit a position notification signal, a character map information request signal, and an image map information request signal via the antenna 40 in addition to the reception and transmission call signals. The memory 90 stores a plurality of telephone numbers together with the computer program of the control unit 120.
[0016]
The GPS antenna 100 receives a carrier wave from each of the three GPS satellites using an electromagnetic wave as a medium, and outputs each carrier wave signal based on each carrier wave to the GPS receiver 110. The GPS antenna 100 is a flat dielectric antenna, and is disposed on the surface 11 side in the case 10 as shown in FIG. The GPS receiver 110 is controlled by the control unit 120 to obtain self-position information indicating the self-position based on the carrier wave signal from each of the GPS antennas 100. Thereby, the GPS receiver 110 calculates the latitude and longitude at its own position.
[0017]
The control unit 120 is composed of a microcomputer or the like, and performs call processing, self location information notification processing, location information incoming processing, and location information display processing. Hereinafter will be described with reference to FIG. 4 the self location information notification process in the control unit 120. Control unit 120, in accordance with the flowchart shown in FIG. 4, a self location information notification processing. The self-location information notification process is executed as an interrupt process at predetermined intervals during standby.
[0018]
First, it is determined whether or not the self-position notification key (GPS) 33 of the key operation unit 30 is pressed (step 200). When the self-position notification key (GPS) 33 is pressed, the process proceeds to step 210. Then, the latitude and longitude at its own position are calculated by the GPS receiver 110 (step 210), and the content “Please enter the telephone number of the destination” is displayed on the liquid crystal panel 20 (step 210). 220). As a result, the user can be prompted to input the telephone number of the destination.
[0019]
Next, as a key input waiting process of the key operation unit 30, a built-in timer is set and the key type input by the key is stored in the memory 90 (step 230). Further, the process proceeds to step 240, and when a key is input again for a certain period of time based on the time of the built-in timer, the process proceeds to step 230, and the key type is previously stored in the memory 90. Remember to follow the seed. In this manner, the pressed key types are arranged in the memory 90 by repeating the processing of step 230 to step 240 during the predetermined period. As a result, the arranged key types (hereinafter referred to as key type columns) are stored in the memory 90 as telephone numbers.
[0020]
Next, in step 250, when the transmission key 31 is pressed, the radio unit 60 is controlled to transmit a position notification signal using the key type string as the telephone number of the transmission destination (step 260). Thereby, the wireless unit 60 can transmit the position notification signal from the antenna 40 using the radio wave as a medium. Here, the base station 2 </ b> A receives a position notification signal using radio waves as a medium, and transmits the position notification signal to the control center 3. However, in addition to the identification signal, the position notification signal includes the latitude and longitude at the self-position and the telephone number. Incidentally, the control unit 120 of the mobile phone causes the voice processing unit 60 and the radio unit 50 to perform the call processing after the position notification signal transmission processing (step 270).
[0021]
Next , position information incoming processing in the control unit 120 will be described with reference to FIG. First, it is determined whether or not a position notification signal has been received in the standby state (step 300). More specifically, it is determined whether or not it has received a location notification signal based on the identification signal of the position notification signal, when receiving the position notification signal, and displays the purport of the received on the liquid crystal panel 20 (step 310) . For example, as shown in Fig. 7 (a), the telephone number of the destination included in the position notification signal is identified, and "Location information was notified from the phone number 090-0123 ×-○ △ ×" Is displayed on the liquid crystal panel 20. Then, latitude, longitude, and a telephone number are memorize | stored in the memory 90 as a position notification signal (step 320).
[0022]
Next , 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), the “position information” is displayed on the liquid crystal panel 20. "Please enter the phone number of the other party that corresponds to". Therefore, when read telephone number in response to operation of the key operation unit 30 is a key input, the latitude and longitude corresponding to the telephone number from the memory 90 (step 400).
[0023]
Next, on the liquid crystal panel 20, a display for selecting whether to display the map information as “character display” or “image display” is performed (step 410). For example, as shown in FIG. 7 (b), the liquid crystal panel 20 displays the content “ Select by key input: “ 1 ” image display “ 2 ” character display”. Here, when the numeric key “1” of the key operation unit 30 is pressed, it is determined that “1” image display is selected, and the process proceeds to step 430.
[0024]
Next, a request signal for image map information including latitude and longitude is transmitted by the radio unit 50 from the antenna 40 using radio waves as a medium. Thereafter, when a transmission signal indicating image map information is received from the base station 1A through the antenna 40 to the radio unit 50 (step 431), as shown in FIG. 7C, the position information (FIG. 7 ( c) is displayed on the liquid crystal panel 20 (indicated by a double circle portion 600) (step 432).
[0025]
Further , when the numeric key “2” of the key operation unit 30 is pressed in step 410, it is determined that “2” character display is selected, and the process proceeds to step 440. Then, a request signal for character map information including latitude and longitude is transmitted by the radio unit 50 from the antenna 40 as a medium. Thereafter, when a transmission signal indicating the character map information is received from the base station 1A through the antenna 40 to the radio unit 50 (step 441), the character map information is displayed in characters on the liquid crystal panel 20 as shown in FIG. It is displayed (step 442). In the example shown in FIG. 7D, the content “It is in front of JR Kariya Station” is displayed on the liquid crystal panel 20 .
[0026]
Next , map information distribution processing in the map server 4 will be described with reference to FIG. First, when one of the character map information request signal and the image map information request signal is received through the control center 3 through the base station 1A (step 500), and the received request signal is an image map information request signal (step 510), proceeds to step 520, and transmits through the image map information control center 3 searches the image map information corresponding to the latitude and longitude in the map database 530 to the base station 2A (step 521). Therefore, the base station 2A transmits a transmission signal indicating image map information using radio waves as a medium.
[0027]
In step 510, when the received request signal is a character map information request signal, the process proceeds to step 540 to search character map information corresponding to latitude and longitude in the map database 530, and the character map information signal. Is transmitted to the base station 2A through the control center 3 (step 521). Therefore, the base station 2A transmits the character map information signal using radio waves as a medium.
[0028]
The features of this embodiment will be described below. In the mobile phone, since the self-location information can be transmitted only by the operation of the operation unit 20 for setting the destination of the transmission signal in addition to pressing the self-location notification key (GPS) 33, the mobile phone has good operability. While securing the position information, it is possible to transmit its own location information to an arbitrary destination. Here, in the mobile phone that has received the position information, the position information can be displayed together with the map information on the liquid crystal panel 20 in accordance with the operation of the operation unit 30 , so that it is possible to make a call while viewing the display.
[0029]
Further, when information on both position information and map information is displayed on the liquid crystal panel 20 as character map information as shown in FIG. 7D on a mobile phone, an image as shown in FIG. 7C is displayed. as map information, as compared with the case of displaying the liquid crystal panel 20, the data amount can be reduced, thereby simplifying the process to be displayed on the liquid crystal panel 20. In addition, when receiving both the position information and the map information, the reception process can be simplified.
[0030]
In the implementation of the present invention, the position information is not limited to being obtained by the GPS receiver 110, but the position information may be obtained by triangulation based on transmission signals from three or more base stations.
[0031]
Further, in the first embodiment, the GPS receiver 110 has been described with respect to an example in which the latitude and longitude are obtained as the self-location information. However, the present invention is not limited to this, and the carrier wave corresponding to the carrier wave transmitted from each GPS satellite is used. A signal may be transmitted from the radio unit 50 through the antenna 40 to the base station 2A using radio waves as a medium, and the base station 2A may obtain the latitude and longitude according to the carrier wave signal.
[0032]
In implementing the present invention, the present invention may be applied not only to a mobile phone but also to a mobile communication device such as a PHS.
[Brief description of the 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 perspective view of the mobile phone shown in FIG.
FIG. 3 is a block diagram showing an electric circuit configuration of the mobile phone shown in FIG. 1;
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 a part of the operation of the control unit of the mobile phone.
FIG. 7 is a diagram showing a display on a liquid crystal panel of the mobile phone.
FIG. 8 is a flowchart showing the operation of the map server shown in FIG. 1;
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 20 ... Liquid crystal panel, 30 ... Key operation part, 31 ... Transmission key, 32 ... Function key "F", 33 ... Self-position notification key, 40 ... Antenna, 50 ... Radio | wireless part, 60 ... Audio | voice processing part, 70 ... Microphone, 80 ... Receiver 80, 90 ... Memory, 100 ... GPS antenna, 110 ... GPS receiver, 120 ... Control unit.

Claims (4)

A key operation unit (30) having a plurality of keys;
A mobile phone having transmission means (50) for transmitting a transmission signal,
Self-position acquisition means (210) for acquiring self-position information indicating the self-position based on an operation of the key operation unit for acquiring self-position information indicating the self-position of the mobile phone;
After the self-position acquisition means acquires the self-position information, the display on the display unit is set to display for setting the destination of the transmission signal, and the destination of the transmission signal is set by operating the key operation unit. Destination setting means (230-250);
When the destination of the transmission signal is set and the operation of the key operation unit for transmitting the transmission signal is performed, an identification signal for identifying transmission of the self-position information and the self-position information are included. Control means (260) for controlling the transmission means to transmit a position notification signal as the transmission signal to the set destination;
When the location notification signal is received from another mobile phone and it is determined that the location information notification is based on the identification signal included in the location notification signal, it is displayed on the display unit that the location information notification has occurred. Means (310) for causing
After the position information notification is displayed on the display unit, when the key operation unit is operated to request image map information, the other information included in the received position notification signal is received . A request signal for image map information including the self-location information of the mobile phone is transmitted from the transmitting means, and the request signal is received and an image corresponding to the self-location information of the other mobile phone included in the request signal A cellular phone comprising: means (430 to 432) for receiving the image map information transmitted from a map server for transmitting map information and displaying the received image map information on the display unit.   The mobile phone according to claim 1, wherein the operation of the key operation unit for acquiring the self-location information is an operation of a dedicated key (33) for acquiring the self-location information.   The key operation unit has a form for displaying the image map information and a form for displaying the self-position information included in the position notification signal received from the other mobile phone in characters on the display unit. 3. The mobile phone according to claim 1, wherein the mobile phone is switched and displayed. The location notification signal includes a source address in addition to the identification signal and the self location information,
A memory (90) for storing the position notification signal when the position notification signal is received from another mobile phone;
When the destination of the transmission source is designated by the key operation unit by the operation of the key operation unit, the self location information corresponding to the destination is read from the memory, and the read self location information is included in the request signal. The mobile phone according to any one of claims 1 to 3, characterized in that:

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