KR100687204B1 - Mobile communication terminal capable of time difference correction of world time and its method - Google Patents

Abstract

The present invention relates to a mobile communication terminal capable of time difference correction of the world time and a method thereof, the movement of the world time disparity correction that can prevent the error of local time and time difference notation for the world time according to the movement of the user location A communication terminal and a method thereof are provided. To this end, the present invention provides a storage unit having regional information selected and stored as a reference region for world time, standard time zones corresponding to the world time corresponding to the selected reference region, and time difference information including a corresponding standard time difference; The central control unit controls time information received at the current location to be the current time of the selected reference area, and calculates the current time of any selected area and the time difference of the reference area using the time difference information and displays the result. Characterized in that comprises a. By the above configuration, the present invention can provide accurate time information by improving the time difference notation with the regional time and reference region that may occur when the user moves according to the international roaming service, thereby improving user satisfaction. It can be effected.

Description

Mobile communication terminal capable of time difference correction of world time and its method {Mobile phone and method for adjusting time difference for global time}

1 is a block diagram showing a part of a configuration of a mobile communication terminal capable of time difference correction of world time according to an embodiment of the present invention.

2A and 2B show a standard zone table (a) and a standard time difference table (b) of FIG. 1;

3 is a flowchart illustrating a world time disparity correction method of a mobile communication terminal according to an exemplary embodiment of the present invention.

4A to 4D are diagrams illustrating screens of the mobile communication terminal for each stage according to FIG. 3.

5 is a block diagram showing a part of a conventional mobile communication terminal having a world time display function.

FIG. 6 is a diagram illustrating a standard parallax table of FIG. 5. FIG.

7 is a flowchart illustrating a world time display method of a conventional mobile communication terminal.

8 is a diagram illustrating a screen of a mobile communication terminal according to FIG. 7.

Explanation of symbols on the main parts of the drawings

10: mobile communication terminal 110: RF transceiver

120: key input unit 130: central control unit

140: display unit 150: storage unit

152: reference area information 154: standard area table

156: standard parallax table

The present invention relates to a mobile communication terminal capable of time difference correction of the world time and a method thereof, and in particular, by specifying a reference region for the world time variably to prevent the error of time and time difference by region according to the user's location movement The present invention relates to a mobile communication terminal capable of time difference correction of a global time and a method thereof.

In general, world time is a mobile convenience menu that is essential for travelers and businessmen. That is, the user can know the time difference between the location on the map of the major cities of the world and the current date, time and reference region through the world time function. It is a convenient function to easily grasp the back.

FIG. 5 is a block diagram illustrating a partial configuration of a conventional mobile communication terminal having a world time display function, and FIG. 6 is a diagram illustrating a standard time difference table of FIG. 5.

The mobile communication terminal 50 includes an RF transceiver 510 for performing wireless communication with a base station (not shown), a key input unit 520 for inputting a world time menu and region selection, and an RF transceiver 510. A central controller 530 for calculating time and time difference with respect to world time using the time received through the current time of a preset reference area; a display unit 540 for displaying the current time and time difference of the world map and the selected location; The storage unit 550 stores the time difference information for calculating the world time.

The storage unit 550 stores reference region information 552 designated as a reference region for world time, and time difference information including a standard time difference for a world time corresponding to the reference region.

The time difference information is composed of a standard time difference table 556 for mapping the standard time difference with respect to the world time of the selected region, which is the time difference between each standard region based on the standard region "A", as shown in FIG. It is shown. Here, the standard time difference means a time difference for each region based on the standard region "A", that is, London.

The mobile communication terminal 50 having such a configuration provides a time difference between the current time and the reference area of a specific area to know the current time.

Hereinafter, a method of displaying world time of a mobile communication terminal will be described with reference to FIGS. 7 and 8.

FIG. 7 is a flowchart illustrating a conventional method for displaying world time of a mobile communication terminal, and FIG. 8 is a diagram illustrating a screen of the mobile communication terminal of FIG. 7.

First, when the user selects the world time menu using the key input unit 520 (step S701), the current time for the previously selected region is displayed on the display unit 540. (Step S702)

At this time, the user decides whether to display the time of a specific region (step S703), and if the time of the specific delay is not displayed, the time of the previously selected location is continuously displayed, and if the time of the specific region is desired, A region is selected (step S704).

As such, when the user selects an arbitrary area for which he / she wants to know the current time, the central control unit 530 of the mobile communication terminal 50 searches for the standard time difference table 556 stored in the storage unit 550 to determine the reference area. The standard time difference is searched (step S705), and then the standard time difference of the selected area is searched (step S706).

The central controller 530 calculates the time difference between the reference area and the selected area by the standard time difference between the searched reference area and the selected area, and calculates the current time of the reference area and the current time of the selected area by using the calculated time difference (step) In operation S706, the display unit 540 displays the current time and time difference of the selected area calculated according to the control of the central controller 530.

In this case, as illustrated in FIG. 8, the display unit 540 displays the current time of the reference area along with the time difference and the time difference of the reference area in dual mode.

However, such a conventional mobile communication terminal and method having a world time display function are designated as a reference region for the world time as a specific region, for example, the current date and time of major cities in the world, with Seoul as the reference region. Due to the time difference between Seoul and Seoul, there is a problem that the time received from the current location according to the international roaming service is recognized as the current time of Seoul, which is still a reference area with respect to the world time.

Therefore, since the current time and time difference of each country are calculated based on the current time of Seoul, which is a reference region, an error is generated as much as the difference between the time received in the current area according to the current time of Seoul and international roaming service. There is a problem that causes inconvenience to the user.

The present invention has been proposed in order to solve the above problems, by specifying a reference region for the world time variably to other major cities in the world other than Seoul, local time and time difference representation for the world time according to the user's location movement It is an object of the present invention to provide a mobile communication terminal and a method capable of time difference correction of world time that can prevent errors.

The present invention for achieving the above object is provided with regional information selected and stored as a reference region for the world time, and the time difference information consisting of a standard region for the world time corresponding to the selected reference region and the corresponding standard time difference. A storage unit; The central control unit controls time information received at the current location to be the current time of the selected reference area, and calculates the current time of any selected area and the time difference of the reference area using the time difference information and displays the result. Characterized in that comprises a.

Preferably, the storage unit comprises: a standard area table in which the time difference information maps a standard area to the selected reference area and corresponding world time; It may include a standard time difference table for mapping the standard time difference with respect to the standard region and the corresponding world time.

Preferably, the central control unit may search the standard area for the world time corresponding to the selected reference area from the standard area table and store the retrieved standard area as the reference area information.

The present invention may further include a display unit which simultaneously displays the current time of the selected reference area, the current time of the selected optional area and the time difference with respect to the reference area.

According to another aspect of the present invention, there is provided a method for correcting time difference of world time of a mobile communication terminal, comprising: a reference area designation step of selecting and storing a reference area for world time; A region selection step of selecting an arbitrary region for which the current time is to be known; A time difference calculation step of calculating time information received at a current location as a current time of the selected reference area and calculating a current time of the selected arbitrary area and a time difference between the reference area using preset time difference information; And a display step of displaying the current time and time difference of the arbitrary region.

Preferably, the parallax operation step comprises: a standard area table in which the time difference information maps a standard area to the selected reference area and corresponding world time; It may include a standard time difference table for mapping the standard time difference with respect to the standard region and the corresponding world time.

Preferably, the reference region designation step is a reference region selection step of selecting a reference region for the world time; A standard area search step of searching a standard area for world time corresponding to the selected reference area from the standard area table; And a reference region storage step of storing the searched standard region information as the reference region information.

Preferably, the displaying may simultaneously display the current time of the reference area and the calculated current time and time difference of the selected area.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram showing a part of a configuration of a mobile communication terminal capable of time difference correction according to an embodiment of the present invention, Figures 2a and 2b is a standard area table (a) and the standard time difference table (b) of FIG. ).

The mobile communication terminal 10 includes an RF transceiver 110 for performing wireless communication with a base station (not shown), a key input unit 120 for inputting a reference region selection for world time, and an RF transceiver 110. The central control unit 130 that calculates time and time difference with respect to world time using the time received through the current time of the input reference area, and the display unit 140 which displays the current time and time difference of the world map and the selected location. And a storage unit 150 storing time difference information for calculating a reference region and a world time selected from the key input unit 120.

The RF transceiver 110 receives a current time of an area where a user is located through a base station (not shown).

The key input unit 120 inputs a selection of a world time menu and a user selection of a reference region for world time.

The central controller 130 sets the time information received at the current location through the RF transceiver 110 as the current time of the reference region, and uses the time difference information, which will be described later, stored in advance in the storage unit 150 in the world time. Compute the time of day for each region and the time difference for the selected reference region.

That is, when the user selects an arbitrary area for which the user wants to know the current time and time difference through the key input unit 120, the central controller 130 is based on the current time of the selected reference area and the standard time difference of the reference area. The standard time difference of the selected arbitrary area is searched from the storage unit 150 to calculate a time difference between the current time and the reference area of the selected random area.

Here, the central controller 130 stores the standard area for the world time corresponding to the reference area selected through the key input unit 120 in the storage unit 150 to retrieve the standard time difference of the selected reference area. (154), the searched standard area is stored as reference area information.

In addition, the central controller 130 controls the display unit 140 to display the current time and time difference of any region calculated as described above.

The display unit 140 simultaneously displays the current time of the selected reference region, the current time of the selected selected region, and the time difference of the reference region under the control of the central controller 130.

The storage unit 150 stores the reference region information 152 selected and stored as a reference region for world time, and time difference information including a standard region for the world time corresponding to the selected reference region and a corresponding standard time difference. .

In addition, the storage unit 150, as the time difference information, a standard zone table 154 for mapping the standard zone with respect to the selected reference zone and the corresponding world time, and a standard for the standard zone and the corresponding world time It consists of a standard time difference table 156 for mapping the time difference.

The standard area table 154 indicates a standard area for world time corresponding to the reference area selected by the user through the key input unit 120.

Here, the standard area means an area that applies the same standard time difference with respect to the world time, and some of the major cities of the world provided for selecting the reference area may be included in the same standard area.

For example, as shown in FIG. 2A, Tokyo and Seoul appear as "I" as the same standard area, so that a user can select a major city of the world as a reference area without considering the standard area.

The standard time difference table 156 shows the time difference between each standard area based on the standard area "A" as shown in FIG. 2B.

Here, the standard time difference means a time difference for each region based on the standard region "A", that is, London.

The mobile communication terminal 10 capable of time difference correction according to the embodiment of the present invention configured as described above adds a "reference location setting" menu as an option to the world time menu, thereby allowing other cities in the world other than Seoul to be referred to as the reference location. You can change the setting.

By such setting, the central control unit 130 calculates the time difference between the current reference position and another designated city and provides the result to the user through the display unit 140, so that the user can move to the relevant region when traveling abroad. By setting it as a reference area, you can accurately provide the time difference between the current time and the reference area for any other area.

Hereinafter, a time difference correction method of world time of a mobile communication terminal according to an embodiment of the present invention will be described with reference to FIGS. 3 to 4D.

3 is a flowchart illustrating a method for correcting time difference in world time of a mobile communication terminal according to an exemplary embodiment of the present invention, and FIGS. 4A to 4D are diagrams illustrating screens of mobile communication terminals for each stage according to FIG. 3.

First, in step S301, when the user selects the world time menu using the key input unit 120, a time difference correction method of the world time of the mobile communication terminal is started. In this case, as shown in FIG. 4A, the display unit 140 of the mobile communication terminal 10 simultaneously displays London's local time and the time difference of Los Angeles as the previous selection area.

In step S302, if the user decides to change the reference area and does not change the reference area, that is, when using the reference area information 152 currently stored in the storage unit 150, the process proceeds to step S702 of FIG. Perform the usual world time display method.

As a result of the determination in step S302, as shown in FIG. 4B, when the user determines to change the reference area, that is, when the user selects the reference area designation menu to change the reference area as the user's location is moved, the process goes to step S303. Go ahead and select a reference area for world time.

Here, as shown in FIG. 4C, the user selects a corresponding area where he is currently located among the selectable areas provided by the mobile communication terminal 10 as a reference area.

In step S304, the mobile communication terminal 10 retrieves from the standard zone table 154 a standard zone for the world time corresponding to the reference zone selected by the user.

Here, since the reference areas provided for the user to select are major cities in the world, these cities may be included in the same standard area according to the standard time difference. Therefore, to use the selected area as a reference area, the corresponding standard area is searched.

In step S305, the central control unit 130 stores the retrieved standard area information in the reference area information 152 as a reference area for world time.

In step S306, the mobile communication terminal 10 displays the current time received through the RF transceiver 110 as the current time of the reference area on the display unit 140.

Thereafter, the general world time display method as shown in step S703 of FIG. 7 is performed.

That is, when the user selects an arbitrary region for which he / she wants to know the current time, the mobile communication terminal 10 sets the time information received at the current position as the current time of the selected reference region, and the standard corresponding to the reference region. The standard time difference for the region and the corresponding world time is retrieved from the standard time difference table 156 to calculate the current time of the selected arbitrary region and the time difference for the reference region.

The time difference between the current time and the reference area for any area calculated as described above is displayed on the display unit 140. The current time of the reference area along with the time and time difference information for the selected area is shown in dual mode as shown in FIG. 4D. Display as shown.

In this manner, the time difference correction method of the world time of the mobile communication terminal is completed.

As described above, the mobile communication terminal and the method capable of time difference correction of the world time according to the present invention set a reference region for the world time, for example, other major world cities other than Seoul, By calculating the time difference between the current time and the reference region of each country of the world, it is possible to provide accurate time information by improving the time difference notation with the time and reference region by region that may occur when the user moves according to the international roaming service. Therefore, there is an effect that can improve the user satisfaction.

Claims (8)

Local information selected and stored as a reference region for world time; A storage unit having a time zone information including a standard zone table for mapping the standard zone to the selected reference zone and the corresponding world time, and a standard time zone table for mapping the standard zone to the standard zone and the corresponding world time; Wow; The central control unit controls time information received at the current location to be the current time of the selected reference area, and calculates the current time of any selected area and the time difference of the reference area using the time difference information and displays the result. Mobile communication terminal capable of time difference correction of the world time, characterized in that made. delete The method of claim 1, The central controller detects a standard area for the world time corresponding to the selected reference area from the standard area table, and stores the retrieved standard area as the reference area information. terminal. The method of claim 1, And a display unit configured to simultaneously display a current time of the selected reference area, a current time of the selected selected area, and a time difference of the reference area at the same time. A reference region designation step of selecting and storing a reference region for world time; A region selection step of selecting an arbitrary region for which the current time is to be known; A time difference calculation step of calculating time information received at a current location as a current time of the selected reference area and calculating a current time of the selected arbitrary area and a time difference between the reference area using preset time difference information; And a display step of displaying the current time and time difference of the arbitrary region. The method of claim 5, The parallax operation step is the parallax information, A standard zone table for mapping the standard zone with respect to the selected reference zone and corresponding world time; And a standard time difference table for mapping the standard time difference with respect to the standard area and corresponding world time. The method of claim 6, The reference area designation step, A reference region selection step of selecting a reference region for world time; A standard area search step of searching for a standard area for a world time corresponding to the selected reference area from the standard area table; And a reference area storing step of storing the retrieved standard area information as the reference area information. The method of claim 5, And the displaying step displays the current time of the reference area and the calculated current time and time difference of the selected area at the same time.

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