JP2001036627A - Mobile wireless terminal device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a mobile wireless terminal device that can display many information sets without losing the portability. SOLUTION: When a user makes a prescribed key operation on a console unit 42 to make a connection request to the Internet, a control section 40 transmits a signal to an Internet service provider and is connected to the Internet through this provided. A guidance display control means 40a displays a guidance explaining functions of each key in cross-reference with function keys F1-F3 in addition to contents acquired from a home page on a display device on the console unit 42. In succession to this display, when the user depresses any of the function keys F1-F3, the guidance display control means 40a displays the contents with reduction or with magnification.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile radio terminal having a display capable of displaying character information and video information.

[0002]

2. Description of the Related Art As is well known, recently, portable telephone systems, car telephone systems, and PHS (Personal Han
Terminal devices such as dyphone systems) have become smaller, lighter and more multifunctional, and their operation has become more complicated.

For this reason, as shown in FIG. 12, a function key is provided adjacent to the display unit, and a guidance display indicating a function assigned to the function key is displayed on the display unit, so that the operation is not confused by the user. Like that.

[0004] Recently, there is a terminal device which can be connected to a computer network such as the Internet using only a terminal device and display information on a display unit by using installed browser software.

However, in such a terminal device, since the portability cannot be sacrificed, the size of the display unit is limited, the amount of information that can be displayed is limited, and the portability is not impaired. Improvements that can display more information are eagerly desired.

[0006]

In the conventional mobile radio terminal device, its portability cannot be sacrificed.
The size of the display unit is limited, and the amount of information that can be displayed is also limited, and there has been a strong demand for an improvement that can display a large amount of information without impairing portability.

[0007] The present invention has been made to meet the above-mentioned demands, and has as its object to provide a mobile radio terminal capable of displaying a large amount of information without impairing portability.

[0008]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a mobile radio terminal which can be connected to a radio base station by radio and connected to a public network. , A key to accept requests from users,
A function key provided near the display means for displaying a function key for receiving a request from the user and guidance information for explaining a function performed when the function key is operated in association with the function key on the display means. , And a guidance display control means for controlling the display by enlarging / reducing the display of the guidance information when a predetermined key is operated among the keys and the function keys.

In the mobile radio terminal having the above-described configuration, when a predetermined key is operated, the display of the guidance information is selectively enlarged / reduced. Therefore, according to the mobile wireless terminal device having the above-described configuration, the user can arbitrarily control the display size of the guidance information. Can be displayed.

Further, in order to achieve the above object, the present invention provides a mobile wireless terminal device which can be wirelessly connected to a wireless base station and connected to a public network, a display means capable of displaying information, A plurality of function keys that are provided in the vicinity and receive a request from a user, and guidance information for explaining a function performed when each function key is operated in association with the function key is displayed on a display unit. Guidance display control means for controlling to display, when a function key is operated, the guidance information of the operated function key in a larger scale than the display of the guidance information of the other function keys that are not operated. To be configured.

[0011] In the mobile radio terminal having the above configuration, when a function key is operated, the guidance information of the operated function key is displayed larger than the guidance information of the other function keys that are not operated. I have to.

[0012] Therefore, according to the mobile radio terminal device having the above-described configuration, the guidance information can be arbitrarily enlarged and displayed only for the function key to be operated by the user, so that an unnecessary large guidance information is displayed. Can be prevented, and much information can be displayed without impairing portability.

[0013] Further, in order to achieve the above object, the present invention provides a mobile radio terminal device which can be connected to a radio base station by wireless connection to a public network, a display means capable of displaying information, A key for receiving a request, a function key provided near the display means for receiving a request from the user, and guidance information for explaining a function performed when the function key is operated in association with the function key. And a guidance display control means for performing a control for selectively displaying / hiding the guidance information when a predetermined key among the keys and the function keys is operated. I made it.

In the mobile radio terminal having the above-described configuration, when a predetermined key is operated, guidance information is selectively displayed / non-displayed. Therefore, according to the mobile radio terminal device having the above-described configuration, the user can arbitrarily control the display / non-display of the guidance information. Information can be shown.

Further, in order to achieve the above object, the present invention provides a mobile radio terminal device which can be wirelessly connected to a radio base station and connected to a public network, a display means capable of displaying information, And a function key provided near the display means for receiving a request from a user, and guidance information for explaining a function performed when the function key is operated in association with the function key. A guidance display control means for displaying on the display means, comprising: changing a display position and a size of the guidance information and controlling the display when a predetermined key among the keys and the function keys is operated. I did it.

In the mobile radio terminal having the above-mentioned configuration, when a predetermined key is operated, the display position and size of the guidance information are changed and displayed. Therefore, according to the mobile wireless terminal device having the above configuration, the user can arbitrarily control the display position and the size of the guidance information, so that a large amount of information can be displayed without impairing portability.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A mobile communication terminal according to an embodiment of the present invention will be described below with reference to the drawings. FIG. 1 shows the configuration, in which CDMA is used.
A mobile communication terminal device using a communication system as a communication system is taken as an example.

A radio frequency signal received by the antenna 1 from a space is input to the antenna duplexer 2. The antenna duplexer 2 includes a reception filter 21 and a transmission filter 22. These filters 21 and 22 are 2
It has two filter characteristics, and the above characteristics are controlled according to a control voltage Vc1 from the control unit 40 described later.

Among the radio frequency signals input from the antenna 1, a radio frequency signal in a band transmitted from a base station (not shown) passes through a reception filter 21 and is received by a reception unit (RX).
3 is input. Note that this radio frequency signal is not input to the transmission unit 5 described later by the transmission filter 22.

In the receiving section 3, the radio frequency signal is mixed with the receiving local oscillation signal output from the frequency synthesizer (SYN) 4 and frequency-converted into an intermediate frequency signal. Note that the frequency of the reception local oscillation signal generated from the frequency synthesizer 4 is specified by the control voltage Vc2 from the control unit 40.

The intermediate frequency signal obtained by the receiving unit 3 is C
After the orthogonal demodulation processing is performed in the DMA signal processing unit 6, despreading processing is performed to convert the data into data of a predetermined format according to the data rate.

The result of the conversion is input as received data to the voice code processor 7 during voice communication and to the controller 40 during data communication. Also, of the received data, data indicating the data rate is input to the control unit 40 as the received data rate.

The voice code processing section 7 subjects the received data obtained by the CDMA signal processing section 6 to a decompression process in accordance with the reception data rate notified from the control section 40. It is input to the code processing unit 8.

The PCM code processing section 8 includes a speech code processing section 7
To decode the received data to obtain an analog reception signal. The analog reception signal is amplified by the amplifier 9 and then output from the speaker 10 as a loudspeaker.

On the other hand, the input voice of the speaker is
1 is input as an analog transmission signal through an amplifier 1
After being amplified to an appropriate level in step 2, the PCM code processing section 8
Is subjected to a PCM encoding process, and is output to the speech encoding unit 7 as transmission data.

The speech code processing section 7 includes a PCM code processing section 8
The energy amount of the input voice is detected from the transmission data input from, the data rate is determined based on the detection result, and the control unit 40 is notified. Then, the transmission data is compressed into a burst signal having a format corresponding to the data rate, and is input to the CDMA signal processing unit 6.

The CDMA signal processing unit 6 applies a PN code corresponding to a transmission channel to the burst signal compressed by the voice code processing unit 7 during voice communication or a data signal from the control unit 40 during data communication. Is used to perform a diffusion process. Then, a quadrature modulation process is performed on the processing result, and the result is input to the transmission unit (TX) 5 as a quadrature modulation signal.

The transmitting section 5 combines the quadrature modulated signal with the transmitting local oscillation signal and converts it into a radio frequency signal.
Based on the transmission data rate notified by (1), only the effective portion of the radio frequency signal is amplified at a high frequency and input to the antenna duplexer 2. The transmission local oscillation signal is generated by the frequency synthesizer 4 and is controlled by the control unit 40.
This is an oscillation signal having a frequency corresponding to the control voltage Vc2.

With respect to the radio frequency signal from the transmitting unit 5 input to the antenna duplexer 2, only the radio frequency signal in the transmission band is input to the antenna 1 by the transmission filter 22, and is transmitted to the base station in space. Radiated. Note that the radio frequency signal in this transmission band is not input to the receiving unit 3 by the receiving filter 21.

Reference numeral 31 denotes a power supply circuit which generates a predetermined operating power supply voltage Vcc based on the output of the battery 30 and supplies it to each circuit.

The control unit 40 is, for example, a microcomputer serving as a main control unit. The control unit 40 is a central control unit for controlling various units, and establishing a communication link with a base station (not shown) to perform communication. The control unit 40 has a function of performing data communication by connecting to the Internet in addition to such a communication control function, and transmits received data to a console unit (CU) described later using browser software or the like.
A control function is provided for transmitting information displayed on the display unit 42 or provided from the user through input keys to the Internet.

Further, the control unit 40 includes a guidance display control means 40a in order to realize a new control function. The guidance display control means 40a controls display of guidance information in response to a request from a user.

The storage unit 41 uses a semiconductor memory such as an E ² PROM as a storage medium in addition to, for example, a ROM or a RAM. These storage media include a control program of the control unit 40 and a plurality of systems. In order to perform communication, various control data of each system, various setting data by a user, dial data corresponding to a speed dial, and the like are stored.

The console unit (CU) 42 displays a key group such as a dial key, a transmission key, a power key, an end key, a volume control key, and a function key, and displays the telephone number of the communication partner terminal and the operation state of the apparatus. And an LED lamp for indicating the discharge state of the battery 30 (requesting charging of the battery 30).

Next, guidance display control in the mobile radio terminal having the above configuration will be described. When the user performs a predetermined key operation on the console unit 42 to request a connection to the Internet, the control unit 40 transmits a call to an Internet service provider, and connects to the Internet through this provider.

Next, the control unit 40 activates browser software, obtains information of various contents from a server on the Internet through the provider, and displays the information on the LCD display.

Here, for example, if "stock price information" is browsed, as shown in FIG. 2, the guidance display control means 40a associates the function keys F1 to F3 in addition to the information for selecting the stock price brand. Guidance display explaining the function of each key.

Following this display, when the user presses any of the function keys F1 to F3, as shown in FIG. 3, the guidance display control means 40a reduces the title and the content "stock price information" as the content. Display, and the guidance display is enlarged.

In each process of the enlarged display and the reduced display, the character font of the maximum size prepared in the storage unit 41 is used as the font for the enlarged display. A value obtained by calculating the logical sum of adjacent dots of the constituent dots is used. FIG. 4 shows an example in which a 6 × 6 dot font is reduced to a 4 × 4 dot font.

After the display as shown in FIG. 3 is made, when the user further presses any of the function keys F1 to F3, the function corresponding to the pressed key is changed to the control unit 4.
This is executed under the control of 0.

As described above, in the mobile radio terminal having the above configuration, when acquiring and displaying various information via a network such as the Internet, the guidance display of the function keys is reduced and displayed. When the function key is operated, the information being displayed is reduced and the guidance display is enlarged and the operation of the function key is accepted.

Therefore, according to the mobile radio terminal having the above configuration, the guidance display can be reduced and the display area of the acquired information can be enlarged without increasing the size of the display, so that portability is not impaired. , Can display a lot of information.

The present invention is not limited to the guidance display control described above. For example, during normal information display, the guidance display control unit 40a displays the guidance display in a reduced size as shown in FIG. 5 and when the user presses any of the function keys F1 to F3, the guidance display control unit 40a returns to FIG. As shown in FIG. 6, the guidance display of the pressed function key (F2 key in FIG. 6) is overwritten on the content and enlarged.

When the user further presses the function key F2 in such a state that the enlarged display is performed, a function corresponding to the F2 key is executed under the control of the control unit 40.

Even with such guidance display control, the guidance display can be reduced and the display area of the acquired information can be enlarged without increasing the size of the display, so that portability can be increased without impairing portability. Information can be displayed.

For example, during normal information display, the guidance display control means 40a does not perform guidance display as shown in FIG. 7, and when the user presses any of the function keys F1 to F3, the guidance display control means As shown in FIG. 8, 40a displays the title display "stock price information" which is the content, the brand name in a reduced size, and the guidance display.

When the user further presses any of the function keys F1 to F3 in such a state that the guidance is displayed, the function corresponding to the pressed key is executed under the control of the control unit 40.

Even with such guidance display control, the display area of the acquired information can be further expanded without increasing the size of the display, so that much information can be displayed without impairing portability. Can be.

Further, the control unit 40 receives the setting of the guidance display position (the lower side or the right side of the screen) and the character size from the user through a setting screen as shown in FIG. 9 in advance. And according to this setting,
If the guidance display control means 40a
As shown in FIG. 1, guidance display control is performed.

According to such guidance display control,
Since the position of the guidance display can be changed according to the screen occupation state of the content, a limited display area can be effectively utilized, and a large amount of information can be displayed without impairing portability.

It goes without saying that various modifications can be made without departing from the scope of the present invention.

[0052]

As described above, according to the present invention, the display of the guidance information is selectively enlarged / reduced when a predetermined key is operated. Therefore, according to the present invention, since the user can arbitrarily control the display size of the guidance information, the guidance information can be reduced and displayed as needed without impairing portability.
A mobile wireless terminal device capable of displaying a lot of information can be provided.

Further, in the present invention, when a function key is operated, the guidance information of the operated function key is displayed larger than the guidance information of the other function keys that are not operated. .

Therefore, according to the present invention, the guidance information can be arbitrarily enlarged and displayed only for the function key to be operated by the user, so that unnecessary large guidance information can be prevented from being displayed. It is possible to provide a mobile wireless terminal device capable of displaying a large amount of information without impairing performance.

Further, according to the present invention, when a predetermined key is operated, guidance information is selectively displayed / non-displayed. Therefore, according to the present invention,
Since the user can arbitrarily control the display / non-display of the guidance information, the mobile radio terminal device can display a large amount of information by displaying the guidance information as necessary without impairing portability. Can be provided.

Further, according to the present invention, when a predetermined key is operated, the display position and size of the guidance information are changed and displayed. Therefore, according to the present invention, since the user can arbitrarily control the display position and the size of the guidance information, a large amount of information can be displayed without impairing portability.

[Brief description of the drawings]

FIG. 1 is a circuit block diagram showing a configuration of an embodiment of a mobile wireless terminal device according to the present invention.

FIG. 2 is a diagram showing a display example of an LCD display of a console unit of the mobile wireless terminal device shown in FIG.

FIG. 3 is a view showing a display example of an LCD display of a console unit of the mobile wireless terminal device shown in FIG. 1;

FIG. 4 is an exemplary view for explaining reduced font display processing in the mobile wireless terminal device shown in FIG. 1;

FIG. 5 is a view showing a display example of an LCD display of a console unit of the mobile wireless terminal device shown in FIG. 1;

FIG. 6 is a view showing a display example of an LCD display of a console unit of the mobile wireless terminal device shown in FIG. 1;

FIG. 7 is a view showing a display example of an LCD display of a console unit of the mobile wireless terminal device shown in FIG. 1;

FIG. 8 is a diagram showing a display example of an LCD display of a console unit of the mobile wireless terminal device shown in FIG. 1;

9 is a view showing a setting screen for guidance display in the mobile wireless terminal device shown in FIG. 1;

FIG. 10 is a view showing a display example of an LCD display of a console unit of the mobile wireless terminal device shown in FIG. 1;

FIG. 11 is a view showing a display example of an LCD display of a console unit of the mobile wireless terminal device shown in FIG. 1;

FIG. 12 is a diagram showing a display example of an LCD display of a conventional mobile wireless terminal device.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 antenna 2 antenna duplexer 21 reception filter 22 transmission filter 3 reception unit (RX) 4 frequency synthesizer (SYN) 5 transmission unit (TX) 6 CDMA signal processing unit 7 voice code processing Unit 8 PCM code processing unit 9 Amplifier 10 Speaker 11 Microphone 12 Amplifier 30 Battery 31 Power supply circuit 40 Control unit 40 a Guidance display control unit 41 Storage unit 42 Console unit (CU)

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 5E501 AB03 BA05 CA04 CB02 FA42 FA43 FB04 5K027 AA11 BB01 FF22 5K067 AA34 BB02 BB21 CC10 DD13 DD51 DD52 DD53 EE02 EE10 FF02 FF23 FF31 GG01 GG11 HH05

Claims (8)

[Claims] 1. A mobile wireless terminal device which can be connected to a public network by wirelessly connecting to a wireless base station, a display means capable of displaying information, a key for receiving a request from a user, and a key provided near the display means. A function key for receiving a request from a user, and displaying guidance information for explaining a function performed when the function key is operated in association with the function key on the display means. And a guidance display control unit for selectively controlling a display size of the guidance information by selectively enlarging / reducing the display size of the guidance information when a predetermined key is operated among the function keys. Wireless terminal device. 2. The guidance display control means displays the guidance information in an enlarged manner when the function key is operated, compared to when the function key is not operated, and displays the guidance information in addition to the guidance information. 2. The mobile wireless terminal device according to claim 1, wherein control is performed to display the information in a smaller size than when the function key is not operated. 3. A mobile wireless terminal device capable of wirelessly connecting to a wireless base station and connecting to a public network, comprising: display means capable of displaying information; and a plurality of display means provided near the display means for receiving a request from a user. The function keys, in association with the function keys, for displaying guidance information for explaining a function performed when each function key is operated on the display means, and when the function key is operated. And a guidance display control means for controlling the guidance information of the operated function key to be enlarged and displayed compared to the display of the guidance information of the other function keys which are not operated. 4. The guidance display control means, when the function key is operated, enlarges guidance information of the operated function key to be larger than display of guidance information of another function key that is not operated. 4. The mobile radio terminal device according to claim 3, wherein control is performed to overwrite information other than the information for display. 5. A mobile wireless terminal device wirelessly connected to a wireless base station and connectable to a public network, comprising: a display unit capable of displaying information; a key for receiving a request from a user; A function key for receiving a request from a user, and displaying guidance information for explaining a function performed when the function key is operated in association with the function key on the display means. A mobile radio terminal device comprising: guidance display control means for performing control to selectively display / hide the guidance information when a predetermined key among the function keys is operated. 6. The method according to claim 5, wherein the guidance display control means performs a control for displaying the guidance information when the function key is operated in a state where the guidance information is not displayed. The mobile wireless terminal device according to claim 1. 7. A mobile wireless terminal device which is wirelessly connected to a wireless base station and can be connected to a public network, a display means capable of displaying information, a key for receiving a request from a user, and a key provided near the display means. A function key for receiving a request from a user, and displaying guidance information for explaining a function performed when the function key is operated in association with the function key on the display means. A mobile wireless terminal device comprising: guidance display control means for changing a display position and a size of the guidance information and controlling display when a predetermined key among the function keys is operated. 8. A display designation receiving unit that receives a request for designating a display position and a size of the guidance information from a user through the key, wherein the guidance display control unit includes: When a predetermined key is operated, display control is performed by changing a display position and a size of the guidance information according to a display position and a size received by the display designation receiving unit. Item 8. The mobile wireless terminal device according to item 7.