JP3226864B2 - Call history display method and communication device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a communication terminal device having a memory for storing an operation history, and more particularly, to a display content of a function operated by a user during a call in a wireless device or the like used for mobile communication. And a communication terminal device having means for automatically and sequentially storing the contents after the call, so that the user can confirm the contents of the call.

[0002]

2. Description of the Related Art In a mobile communication radio device or the like, a user makes a call using a communication terminal device.
In order to confirm the contents performed during a call, it is necessary to make notes on paper or the like during the call, or to memorize it yourself. When a call is being made, it is very troublesome to take notes, and there is a possibility that the user forgets after the call only with his own memory.

[0003] Further, as a communication terminal device having a memory for storing an operation history, there is a communication terminal device capable of referring to a redial or incoming call history.

[0004]

However, in this type of conventional communication terminal device, consideration has been given to storing the history of the operation during a call and the display screen so that the history can be confirmed after the end of the call. Has not been.

An object of the present invention is to provide means for enabling the user to confirm the display contents of a function operated by a user during a call after the end of the call.

[0006]

According to the present invention, a function operated during a call and a call state are sequentially displayed, and the display contents are stored in a non-volatile memory or the like. The stored display contents are displayed.

More specifically, the communication terminal device of the present invention is provided with a keyboard operated by a user to make a call, and inputs of instructions from the keyboard, analyzes the instructions and performs the next operation. Determined and a control unit for selecting the content to be displayed on the display, a display for displaying the selected content, and a history memory for storing the content displayed on the display, the control unit In accordance with an instruction from the keyboard, the past display contents stored in the history memory are read and displayed on the display.

According to the present invention, the instruction input from the keyboard operated by the user to make a call is sent to the control unit, which analyzes the instruction and determines the next operation. Select the content to be displayed on the display. The selected content is sent to the display and displayed, and simultaneously sent to the non-volatile memory, and is stored in the history memory secured in the non-volatile memory. By calling and displaying the contents stored in the non-volatile memory, the user can confirm the contents performed during the call, so that the user's convenience can be improved.

[0009]

FIG. 1 is an external view showing an embodiment in which the present invention is applied to a terminal of a mobile station for mobile communication, and FIG. 2 is a block diagram thereof.

When the user operates the keyboard 15 to input an instruction, the keyboard switch 27 interlocks to generate a corresponding key signal and sends it to the control unit 22. The control unit 22 operates according to an operation program stored in the ROM 24 in advance, analyzes a key signal input from the keyboard switch 27, determines a next operation, transmits a display signal to the display controller 26, a RAM 25 and a nonvolatile memory ( Writing / reading to / from telephone directory memory 28 and history memory 29)
The wireless unit 21 and the audio unit 23 are controlled.

The display controller 26 receives an incoming call LED for displaying an incoming call according to the content of the display control signal received from the control unit 22.
Display is made on the display 12 or the display 14. The voice unit 23 receives a signal from the receiver 13 and the microphone 16
Is set to a call state, a silent state, or an arbitrary volume.

The radio section 21 receives a control signal from the control section 22 and performs communication and communication connection with the mobile communication base station. The RAM 25 is a memory for temporarily storing intermediate progress required for the operation of the control unit 22.

A telephone directory memory 28 in the non-volatile memory is a memory for storing a telephone number and a name of a destination to which the user makes a call, and a history memory 29 is for storing display contents used in the present invention. Memory for

Next, the operation of the present invention will be described with reference to FIGS. 1 and 2, the operation transition diagram of FIG. 3, and the flowcharts of FIGS. Note that xx of “Fxx” in FIGS. 3 and 6 is an arbitrary number assigned to call the history reference function in the present invention. Here, the description will be made on the assumption that the user originates a call from a mobile communication terminal having the function of the present invention, calls his / her own telephone number during a call, and thereafter ends the call.

First, a destination telephone number and a start key input that the user wants to call are sent in the order of the keyboard 15, the keyboard switch 27, and the control unit 22.

The control unit 22 executes a program shown in the transmission function flowchart of FIG. That is, it recognizes that it is a transmission operation by the key input determination 101 and the analysis 102, and performs each display operation 103. At this time, in each display operation 103, after the contents (the screen of FIG. 3) that have been displayed so far are stored in the history memory 29, a call display and a destination telephone number display are performed, and the displayed contents (FIG. Is stored in the history memory 29, and the wireless transmission 104 is performed.

In the radio transmission 104, the control unit 22 instructs the radio unit 21 to perform a transmission operation, and performs a calling determination 105 until the other party is calling. Calling determination 105
Then, when the other party is calling, the calling operation and the other party's telephone number are displayed in each display operation 106, the displayed contents (the screen in FIG. 3) are stored in the history memory 29, and the busy state determination 107 is performed. I do.

In the in-call determination 107, when the other party answers the telephone, the display during call, the time / day of the week display, and the other party's telephone number are performed in each display operation 108, and the displayed contents (screen in FIG. 3). Is stored in the history memory 29, and a wait 109 for 2 seconds is performed. When the two-second wait 109 is completed, the display during call, the time / day of the week display, and the call duration display are performed in each display operation 110, and the displayed contents (the screen in FIG. 3) are stored in the history memory 29 to make a call. Complete.

Next, when the user calls his / her own telephone number during a call, the keyboard 15 → keyboard switch 2
The number of the local telephone number display function (F0 in this description) selected by the user in the order of 7 → control section 22 is transmitted.

The control unit 22 executes a program shown in the own-station telephone number display function flowchart of FIG. That is, it is recognized from the key input judgment 201 and the analysis 202 that the own telephone number is to be displayed.
Perform Step 3. In each display operation 203, F0 display, time / day display, and talk time display are performed, and the displayed contents (FIG. 3)
Is stored in the history memory 29, and the own telephone number is read out 204.

At the own station telephone number reading 204, the own station telephone number is read from the telephone directory memory 28 in the non-volatile memory, and F0 display and the own station telephone number are displayed at each display operation 205, and the displayed contents ( The screen shown in FIG.
9 and wait 206 for 2 seconds.

When the two-second wait 206 is over, each display operation 2
At 07, display during call, display of time / day of the week, display of call time are performed, the displayed contents (screen 10 in FIG. 3) are stored in the history memory 29, and the own telephone number display operation is completed.

Next, when the user ends the call, an end key input selected by the user in the order of the keyboard 15, the keyboard switch 27, and the control unit 22 is sent.

The control section 22 executes a program shown in the end function flowchart of FIG. That is, the end operation is recognized by the key input determination 301 and the analysis 302, and each display operation 303 is performed. Each display operation 30
At 3, the end display, the time / day of the week display, and the talk time display are performed, and the displayed contents (screen 11 in FIG. 3) are stored in the history memory 2.
9 and wireless termination 304 is performed. In wireless termination 304, the communication with the mobile communication base station and the call are terminated by the wireless unit 21, and the call operation is completed.

Next, after the end of the call, in order to refer to the operation and display history during the call, when the user performs an operation for operating the history reference function, the keyboard 15 → keyboard switch 27 → controller 22 , The history reference key input (Fxx in the present description) selected by the user is sent.

The control section 22 executes a program shown in the history reference function flowchart of FIG. That is,
It recognizes that the operation is a history reference operation based on the key input determination 351 and the analysis 352, and performs each display operation 353. In each display operation 353, Fxx display, time / day of the week display, BAT
T (remaining battery level) display (the screen in FIG. 3) is performed, and key input determination 354 is performed.

In the key input determination 354, the key input in the direction in which the user refers to the history is determined. If the key is the △ key, the screen 11 in FIG. 3 → the screen direction display 355 is performed. If the key is the ▽ key, the screen in FIG. The display 356 in the direction of the screen 11 is performed, and the key input determination 354 is repeated. When a key other than the △ and ▽ keys is operated, the history reference function is terminated.

The history display function of the present invention is not limited to the application of the mobile communication mobile station to a terminal, but may be applied to another terminal, for example, a general telephone. it can.

[0029]

According to the present invention, the user can easily confirm the operation during the call and the display contents after the call is finished, so that the convenience and operability of this type of communication terminal can be improved. Can be planned.

[0030]

[Brief description of the drawings]

FIG. 1 is an external view showing an embodiment of the present invention.

FIG. 2 is a block diagram showing an embodiment of the present invention.

FIG. 3 is an operation transition diagram illustrating the operation of the present invention.

FIG. 4 is a flowchart showing a calling function according to the present invention.

FIG. 5 is a flowchart showing a local station telephone number display function according to the present invention.

FIG. 6 is a flowchart illustrating an end and history reference function according to the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 Antenna 12 Incoming LED 13 Receiver 14 Display 15 Keyboard 16 Microphone 21 Radio unit 22 Control unit 23 Audio unit 24 ROM 25 RAM 26 Display controller 27 Keyboard switch 28 Phonebook memory 29 History memory

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-9-139763 (JP, A) JP-A-7-321957 (JP, A) JP-A-7-162916 (JP, A) JP-A-6-162916 102981 (JP, A) JP-A-5-27939 (JP, A) JP-A-6-252996 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) H04M 1/00 H04Q 7 / 38

Claims (3)

(57) [Claims] A display unit for sequentially displaying a call state;
Call history display method in communication terminal device for mobile communication
In the display unit, with sequentially displaying the display contents of the display contents and call status functions to be operated during the call, stores them Table <br/> Display contents stored according to the instructions after the call ends
And displaying the displayed contents on the display unit. 2. A display unit for sequentially displaying a call state.
Display contents of functions operated during a call and display of a call state in a communication terminal device for mobile communication
A display unit for sequentially displaying the content, storage means for storing those <br/> display contents to be displayed successively, and means for instructing the reading of the display content thereof stored in the storage means after the call ends, communication terminal device for mobile communication, characterized in that with a call history display means for displaying on the display unit reads their display contents stored in the storage means according to the read instruction. 3. The communication terminal device for mobile communication according to claim 2, wherein said storage means is constituted by a nonvolatile memory.