KR20080085410A - Navigation terminal and method for playing music thereof - Google Patents

Abstract

A navigation terminal and a music play method thereof are provided to conveniently play music according to the current position, user preference, or the characteristic of road or map. A music play method in a navigation terminal comprises the steps of: setting a music play function(S203); calculating the current position by driving a GPS receiver(S207); and playing music according to the calculated current position or time through the set music play function(S211). A navigation terminal includes the GPS receiver for calculating the current position, and a control part.

Description

NAVIGATION TERMINAL AND METHOD FOR PLAYING MUSIC THEREOF}

1 is a block diagram schematically showing a navigation terminal for playing music according to the present invention;

2 is a flow chart schematically showing the music reproduction operation of the navigation terminal according to the present invention.

3A to 3C are flowcharts schematically showing the music reproduction operation of FIG.

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a navigation terminal and a method for reproducing music thereof, and more particularly to a navigation terminal and a method for reproducing music while driving the navigation terminal.

In general, mobile devices are equipped with a navigation terminal for determining the location of the device and providing an optimum route to a desired destination. Such a navigation terminal determines the positions of moving objects using a Global Positioning System (GPS). GPS is a global positioning system that uses 24 satellites operating at an altitude of about 20.183 km. To this end, the navigation terminal includes a GPS receiver for receiving satellite information transmitted from a satellite that knows the exact location, and drives the GPS receiver to determine the current position.

In order to listen to music while driving using the navigation terminal, a user must have a music player such as an MP3 player.

Alternatively, when a music player is provided in the navigation terminal, the user may play music by selecting music files stored in the navigation terminal. Alternatively, music can be played back by selecting a list previously selected and stored by the user. That is, in order to listen to music while driving, the user must select a music file of his choice.

Accordingly, it is an object of the present invention to provide a navigation terminal and music reproduction method thereof in which music is reproduced while driving.

Another object of the present invention is to provide a navigation terminal and a method of reproducing music, in which music according to a current location is played according to a classification set during driving, user's selection statistical data, and a region name / point of interest (POI). have.

The present invention for achieving the above object is a music reproduction method of a navigation terminal having a GPS receiver, the process of setting a music playback function, the process of calculating the current position by driving the GPS receiver; And reproducing music according to the calculated current position according to the set music reproducing function.

Another invention for achieving the above object is a music playback method of the navigation terminal having a GPS receiver, music playback function according to the user classification, music playback function according to the statistical data of the user selection, local name / point of interest (POI A process of setting a music reproduction function according to music detection that matches any one of Point Of Interest, a process of calculating a current position by driving the GPS receiver, and the calculated current position according to the set music reproduction function. Or playing music over time.

Another invention for achieving the above object is a navigation terminal having a music player, the GPS receiver for calculating the current position, the music playback function according to the user classification, the music playback function according to the statistical data of the user selection, the region And a controller for recognizing that a music reproducing function corresponding to any one of the name / point of interest is set and reproducing music according to the calculated current position according to the set music reproducing function.

DETAILED DESCRIPTION A detailed description of preferred embodiments of the present invention will now be described with reference to the accompanying drawings. Prior to the detailed description of the present invention, the above and below will be described by way of example for the navigation terminal for convenience of description, but the present invention is not limited thereto. That is, the navigation terminal according to the embodiments of the present invention is a terminal equipped with a GPS receiver and a music player, preferably a mobile terminal, a mobile phone, a wired / wireless phone, a portable multimedia player (PMP), All information communication devices and multimedia devices such as personal digital assistants (PDAs), smart phones, audio devices, MP3 players, notebooks, and personal computers, and applications thereof It will be obvious that this can also be applied.

Example

1 is a block diagram schematically showing a navigation terminal for playing music according to the present invention.

Referring to FIG. 1, a navigation terminal according to the present invention includes a GPS receiver 101, an input 103, a memory 105, a display 107, an audio processor 109, and a controller 111. Has a phosphorus configuration.

The GPS receiver 101 performs a function of receiving satellite information from a satellite. The GPS receiver 101 receives satellite information transmitted from a satellite during driving. In addition, the GPS receiver 101 receives satellite information transmitted from the satellite at a predetermined time interval even after the current location is determined by the navigation terminal. Here, the satellite information includes accurate position data (ephemeris), orbital data (almanac) and GPS time data of each satellite.

The input unit 103 receives a user's operation signal for controlling the operation of the navigation terminal. The input unit 103 performs operations such as power on / off of the navigation terminal, setting and selection of a music reproduction function according to the present embodiment. When the display unit 107 is a touch screen, the display unit 107 serves as the input unit 103.

The memory unit 105 may be configured of a program memory and a data memory for performing a function of the navigation terminal. The program memory stores programs for controlling the general operation of the navigation terminal and programs for the music reproduction function according to the present embodiment. And save the navigation application program. Here, the navigation application execution program is involved in the user input processing, route guidance, and optimum route calculation to control them.

The data memory performs a function of temporarily storing data generated while executing programs according to the present embodiment. The data memory stores map information. Here, the map information includes a region name and point of interest (POI) information. Point-of-interest information is data that displays key facilities, stations, airports, terminals, hotels, and so on, on an electronic numerical map.

In addition, the memory unit 105 may download a music file from a server that provides the music file, for example, a content server, through wired / wireless communication with the navigation terminal. To this end, the navigation terminal may further include a transceiver for communicating with a server.

The memory unit 105 stores music files classified according to road or background information of a map, according to a classification set by a user, or according to time information received by the GPS receiver 101. Here, the classification according to the road or background information of the map is, for example, mountain / sea / river / highway / national road. And so on. The classification set by the user may be, for example, a specific position 1, a specific position 2, and the like. In addition, the classification according to the time information is, for example, spring / summer / autumn / winter, morning / lunch / evening, morning / afternoon, New Year / children's day / Chuseok / Christmas /. And so on.

In addition, in the case of the music reproduction function according to the user statistics data, the memory unit 105 stores the selected position and the music file when the user directly selects the music file and plays the music. That is, the frequency of selecting the music file of the user at the specific location is stored.

Music files classified according to the above-described music reproduction function may be directly classified by a user, but a classification item may be added to an ID3 tag showing song information of music files. The ID3 tag is a standard used to add information such as a song name, author, music channel, etc. to a music file, such as an MP3 file. The form of such an ID3 tag is shown in Table 1 as follows.

property Explanation File File Name (Put & Get) Size File size in bytes Audio time Mark as 'seconds' Audio Version (1 or 2) Layer Description Layer I, Layer II or Layer III CRC True / False Bit rate Bit Rate (expressed in Kbps) Sample Rate Display in Hz (Hertz) Pading True / False Frames Number of frames Frame length Bytes Is private True / False Channel Mode stereo, joint stereo, dual stereo, mono Copy Right True / False Original True / False Emphasis none, 50/15 ms, reserved or CCIT J.17 Song Name Text (30) Artist Text (30) Album Text (30) Audio year Text (4) Genre TEXT (nChars) Comment Text (30)

As shown in Table 1, there are several fields in the ID3 tag, and among them, a category item classified according to the music playing function described above may be added to the 'Comment' area.

The display unit 107 displays data that is controlled and output by the controller 111. The display unit 107 may use an LCD, in which case the display unit 107 includes an LCD control unit, an LCD display element, and the like. When the LCD is implemented using a touch screen method, the display unit 107 may operate as an input unit.

The audio processor 109 plays a music output from the controller 111 or transmits an audio signal generated from the microphone to the audio codec of the controller 111.

The controller 111 performs a function of controlling the overall operation of the navigation terminal. The control unit 111 may embed or external the music player 113 according to the present embodiment. The music player 113 automatically plays music in accordance with the music playback function. The music player 113 is, for example, an MP3 player.

When the music reproducing function according to the user classification is set among the music reproducing functions, the control unit 111 reproduces the music according to the current position detected by the GPS receiver 101. For example, when a music file is stored according to a road or background information of a map, if the detected current position is 'sea', the controller 111 plays music files classified as 'sea'.

In addition, when the music reproducing function according to the user statistics data is set among the music reproducing functions, the control unit 111 reproduces the music according to the current position detected by the GPS receiver 101. For example, if the current position is 'A sea', the controller 111 plays music files that have been selected by the user in 'A sea'.

The controller 111 detects music files matching the region name or the point of interest information stored in the map and plays the music when the music reproduction function according to the detection of the music matching the region name or the point of interest is set. . For example, when the current position is 'viewing', a music file including 'viewing' is detected and played.

Hereinafter, the music reproduction method of the navigation terminal according to the present embodiment will be described. 2 is a flowchart schematically illustrating a music reproduction operation of the navigation terminal according to the present invention, and FIGS. 3A to 3C are flowcharts schematically illustrating the music reproduction operation of FIG. 2.

Referring to FIGS. 1, 2, and 3A to 3C, a music reproduction operation of the navigation terminal according to the present embodiment will be described. First, as shown in FIG. 2, the controller 111 turns on the power of the navigation terminal. Check (S201). The user turns on the navigation terminal through the input unit 103. Here, the power-on of the navigation terminal is, for example, an action that the user manipulates for driving.

Upon checking the power-on, the controller 111 checks whether the music playing function is set (S203). Here, confirming whether or not the music play function is set up confirms whether the music play function according to the present embodiment is set and also checks which function is set among the music play functions. That is, at least one of a music playback function according to a user classification, a music playback function based on statistical data of a user selection, and a music playback function according to music detection according to a point of interest (POI) among music playback functions Confirm that is selected and set. If the music playing function is not set, the controller 111 recognizes that the music playing function is set by the user (S219).

When the setting of the music reproduction function is confirmed, the control unit 111 drives the GPS receiver 101 (S205), receives satellite information from the GPS satellite, and calculates a current position (S207). When calculating the current position, the control unit 111 receives location data including a longitude, latitude, and altitude of the corresponding location from the GPS satellite and time data when the navigation terminal receives satellite information at the corresponding location.

Subsequently, the control unit 111 checks the type of the set music reproduction function (S209). That is, any of the music playback functions identified through the above-described process S203, for example, music playback function according to user classification, music playback function according to user statistics data, music playback function according to music name matching a region name or a point of interest, etc. Check that it is set.

Next, the control unit 111 plays the music according to the current position according to the confirmed music playback function (S211). Here, the music reproduction may be a form in which a plurality of music files are sequentially played. That is, a plurality of music files are stored as a list according to any one of user classification, user selection statistics data, and music detection matching the region name / POI, and any one of the music file lists is played according to the current position. do. Alternatively, only one music file may be played.

Subsequently, the controller 111 checks whether the current position is changed (S213). Since the navigation terminal is powered on in step S201 described above, it can be seen that the user is driving, and the current position is continuously changed. If it is confirmed that the current position is changed, the control unit 111 returns to the above-described step S207. Here, if the current position is changed, but the current music is being reproduced in the above-described step S211, the control unit 111 confirms that the music is finished, and returns to the above-described step S207. On the other hand, the end of the reproduction of music here may be all of the reproduction of the music files selected in the above-described process S211, or may be the end of the music file currently being played among the selected music files.

If it is not confirmed that the current position is changed, the controller 111 checks the power OFF (S215) and stops the driving of the GPS receiver 101 (S217).

Meanwhile, referring to the above-described process S211 in detail, first, referring to FIG. 3A, the controller 111 recognizes that the music reproduction function confirmed by the above-described process S209 is a music reproduction function according to a user classification.

Subsequently, the controller 111 plays music according to the current position according to the classification of the user (S301). For example, when the classification of the user is classified according to time information and classified as 'am / pm', the controller 111 detects the received time data when calculating the current position in the above-described step S207. If the detected time data corresponds to 'afternoon', the controller 111 plays music classified under the item 'afternoon'.

On the other hand, referring to Figure 3b, the control unit 111 recognizes that the music playback function confirmed in the above-described step S209 is a music playback function according to the statistical data of the user selection.

Subsequently, the control unit 111 plays music having a high selection frequency at the current position (S303). The controller 111 detects music having a high frequency of selection from the user at the current position calculated in step S207 described above. For example, if the calculated current position is 'A' and the music file having a high selection frequency from the user at the 'A' position is 'a', the controller 111 detects and plays the music file 'a'.

On the other hand, referring to Figure 3c, the control unit 111 recognizes that the music playback function confirmed in the above-described step S209 is a music playback function according to the music detection matching the region name / point of interest.

Subsequently, the control unit 111 detects and plays music matching the local name / point of interest at the current location (S305). For example, when the current position calculated by the above-described process S207 is 'museum', the music file including 'museum' is detected and played.

On the other hand, the music reproduction method of the navigation terminal according to the present invention is not limited to the above-described embodiment and may be variously modified within the scope not departing from the technical spirit of the present invention. This will be readily apparent to those skilled in the art.

According to the present invention, since the music is played according to the user's taste, the road, or the map characteristics while driving the navigation terminal, the user's convenience can be improved.

Claims (12)

In the music reproduction method of the navigation terminal having a GPS receiver, Setting the music playback function, Calculating a current position by driving the GPS receiver; And reproducing music according to the calculated current location or time according to the set music reproducing function. In the music reproduction method of the navigation terminal having a GPS receiver, Setting a music playback function according to a user classification, a music playback function based on statistical data of a user's selection, and a music playback function according to music detection that matches any one of a region name / point of interest (POI); Calculating a current position by driving the GPS receiver; And reproducing music according to the calculated current location or time according to the set music reproducing function. The music playback process of claim 1, wherein A process of confirming that a music playback function according to a user classification, a music playback function based on statistical data of a user selection, and a music playback function according to music detection that matches any one of a region name / point of interest are set; If the set music playing function is a music playing function according to a user classification, playing the music stored according to the set classification according to the detected current position. The method of claim 2 or 3, wherein the classification is, The music reproduction method of the navigation terminal, characterized in that the classification according to the road or background information of the stored map. The method of claim 2 or 3, wherein the classification is, The music reproduction method of the navigation terminal, characterized in that the classification set on a specific basis. The method of claim 2 or 3, wherein the classification is, The music reproduction method of the navigation terminal, characterized in that the classification according to the time to calculate the current position by the drive of the GPS receiver. The music playback process of claim 1, wherein A process of confirming that a music playback function according to a user classification, a music playback function based on statistical data of a user selection, and a music playback function according to music detection that matches any one of a region name / point of interest are set; And if the set music reproduction function is a music reproduction function based on the statistical data of the user selection, playing the music having a high selection frequency at the calculated current position. The music playback process of claim 1, wherein A process of confirming that a music playback function according to a user classification, a music playback function based on statistical data of a user selection, and a music playback function according to music detection that matches any one of a region name / point of interest are set; If the set music playback function is a music playback function based on music detection corresponding to the region name / point of interest, the method further comprises detecting and playing music matching the calculated region name or the point of interest of the current location; The music reproduction method of the navigation terminal characterized in that. In a navigation terminal having a music player, GPS receiver for calculating the current position, After confirming that the music playback function according to the user classification, the music playback function according to the statistical data of the user selection, the music playback function according to the detection of music matching any one of the region name / point of interest is set, And a control unit for playing music according to the calculated current position. The method of claim 9, Navigation device characterized in that the music player and the GPS receiver unit. The method of claim 9, Navigation device characterized in that the music player and the GPS receiver is connected by wire. The method of claim 9, The music player and the GPS receiver is a navigation terminal, characterized in that connected by short-range wireless communication.

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