JP2014182050A - Navigation apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a user-friendly navigation apparatus capable of voice guidance and music reproduction during performing a rout guidance.SOLUTION: The navigation apparatus includes: a music memory storing plural tunes of music; a controller connected to the music memory; position information detection means (GPS) connected to the controller; a map memory; and an operation program memory. The music storing memory stores plural tunes of music in a state a piece of preference information is added. The controller is configured to calculate the period of time from a present position detected by the position information detection means to the next voice guide, and when it is determined that the period of time is longer than a predetermined time, to reproduce a music which is classified at upper preference level in the music memory.

Description

  The present invention relates to a navigation device equipped with a music playback function.

  2. Description of the Related Art Conventionally, there has been proposed a car navigation device that reproduces music using a speaker while performing route guidance during driving of an automobile (for example, Patent Document 1 below).

JP 2004-108908 A

  In the above conventional example, a technique for outputting voice guidance without interrupting the music appreciation of the driver is disclosed. This technology saves the driver's favorite songs in the playlist, and even if the timing of any voice guidance is reached in the road guidance during playback of those songs, the voice guidance is not performed and the favorite songs are not performed. Is not disturbed by voice guidance.

  However, in the above-described conventional example, the reproduction of the music is given priority, and the voice guidance is not performed during the reproduction of the music. Therefore, the original navigation function is not performed, and it is extremely inconvenient.

  Therefore, an object of the present invention is to improve user convenience.

  In order to achieve this object, the invention according to claim 1 of the present application is a music storage memory in which a plurality of music is recorded, a control unit connected to the music storage memory, and a control unit connected to the control unit. A navigation device comprising a position information detecting means (GPS), a map storage memory and an operation program storage memory, wherein a plurality of music is stored with preference information in the music storage memory, and the control The unit calculates a time from the current position detected by the position information detection unit until the next voice guidance is performed, and when it is determined that the time is equal to or longer than a predetermined time, the preference storage stored in the music storage memory The music is configured to be played.

  The invention according to claim 2 of the present application is the navigation device according to claim 1, wherein the control unit calculates a time from the current position detected by the position information detecting means until the next voice guidance is performed, When it is determined that the time does not exceed a predetermined time, the next music set in the reproduction list stored in the music storage memory is played.

  The present invention achieves the intended object by providing these configurations.

As described above, the navigation device of the present invention includes a music storage memory in which a plurality of music is recorded, a control unit connected to the music storage memory, and a position information detection means (GPS) connected to the control unit. A map storage memory and an operation program storage memory, wherein a plurality of music is stored in the music storage memory with preference information added thereto, and the control unit detects the current position detected by the position information detection means The time until the next voice guidance is calculated is calculated, and when it is determined that this time is equal to or longer than the predetermined time, the music with the highest preference stored in the music storage memory is played back. Will be good.

  That is, in the case of the navigation device of the present invention, it is determined whether the time until the next voice guidance is at a predetermined time immediately before the currently played back is finished or immediately before, and if there is a predetermined time, The upper tunes in the set play list are played, and when there is no predetermined time, the default tunes set in the play list are played sequentially, so that a very comfortable operation can be performed. In other words, in the present invention, voice guidance is given priority, and while the voice guidance is given priority, a favorite song is reproduced without being interrupted by the next voice guidance so that voice guidance does not overlap. From the viewpoint of road guidance and listening to music, it is possible to encourage the user to drive appropriately and it is easy to use.

The perspective view which shows the inside of the motor vehicle carrying the navigation apparatus concerning one Embodiment of this invention 1 is a control block diagram of a navigation device according to an embodiment of the present invention. Operation flowchart of navigation device according to one embodiment of the present invention The figure which shows the music play list concerning one Embodiment of this invention. The figure which shows the operation state concerning one Embodiment of this invention.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

  In FIG. 1, the automobile 1 has a handle 3 disposed in front of the interior 2 thereof.

  A navigation device 4 is disposed on the side of the handle 3. The navigation device 4 includes a display unit 5 and an operation unit 6 as shown in FIG.

  FIG. 2 is a block diagram showing the configuration of the navigation device 4 according to the embodiment of the present invention. The navigation device 4 includes a display unit 5, an operation unit 6, a music storage memory 7, a control unit 8, a playback unit 9, a speaker 10, a position information detection means (GPS) 11, a map storage memory, and an operation program storage memory (storage unit). 12 etc., and the control part 8 is connected with all.

  The display unit 5 is a display unit composed of a liquid crystal display unit or the like, and displays a map and a guidance route. The map and guide route displayed on the display unit 5 are displayed with the current position measured by the position information detecting means (GPS) 11 as the center, and are scrolled as the current position advances on the route. When the current position is in front of an intersection on the guide route (predetermined distance), guidance such as the traveling direction (straight, right turn, left turn) of the intersection is displayed on the display unit 5.

  The operation unit 6 is input means including a numeric keypad, character input keys, function keys, a touch panel, and the like. The operation unit 6 includes a selection key and a cursor key for selecting an item on the menu screen displayed on the display unit 5.

  The music storage memory 7 is composed of a ROM or the like, and stores a plurality of music data, and the plurality of music data are stored with user preference information added thereto.

The control unit 8 is a control circuit composed of a microprocessor and controls various operations of the navigation device 4. The control unit 8 calculates the time from the current position detected by the position information detection means 11 until the next voice guidance is given, and stores it in the music storage memory 7 when it is determined that this time is a predetermined time or more. The music with the highest preference is played back, and when it is determined that this time is not longer than the predetermined time, the next music set in the play list stored in the music storage memory 7 is sequentially played back. In addition, the control unit 8 refers to the route search network data stored in the storage unit 12 to be described later according to the route search conditions such as the destination input from the operation unit 6 and guides the optimum route. Explore as. The guidance route is displayed on the display unit 5 based on the guidance route information searched for and the guidance information for each intersection node, and voice guidance is performed via the speaker 10.

  The playback unit 9 is composed of a RAM or the like that stores the playback order of music stored in the music storage memory 7 as a list.

  The speaker 10 outputs music stored in the music storage memory 7 and outputs a guidance route during route guidance by voice.

  The position information detecting means (GPS) 11 is a positioning means that receives signals transmitted from a plurality of GPS satellites and calculates the current position by latitude and longitude, and is the current position of the automobile on which the navigation device 4 is mounted. Is measured at predetermined time intervals.

  The map storage memory and the operation program storage memory (storage unit) 12 are provided with ROM and RAM, and map data and network data (node, link, link cost) for route search are stored in the ROM. Stores an operation program for route search based on these map data.

  An example of using the navigation device 4 having the above configuration and reproducing music data stored in the music storage memory during route guidance from the current location to the desired destination will be described with reference to FIG. Description will be made with reference to FIG.

  First, the control unit 8 sets the reproduction list based on the user preference shown in FIG. 4 in the reproduction unit 9 by the operation of the operation unit 6 (step S1 in FIG. 3). In the reproduction list, a plurality of music is stored in the music storage memory 7 with preference information added, and the ★ mark shown in the reproduction list indicates the degree of preference (preference) of the user. That is, the number of asterisks increases as the degree of preference increases, and in the playlist shown in FIG. 4, songs C, song E, song F, and song B have the highest preference ranking (the playlist has a higher priority). , Song A, song D. Further, when the song C shown in FIG. 4 is reproduced, the voice guidance is output at a place that does not overlap with the reproduction of the song C. Note that the default setting of the reproduction list is set in the order of the music B, the music C, the music D, the music E, and the music F from the music A, and the music is sequentially reproduced in this order.

  Next, the control unit 8 determines whether or not the destination is set by the operation unit 6 (step S2 in FIG. 3). If the destination is set, the process proceeds to step S3 in FIG. 4. If the destination is not set, this process is repeated.

  Subsequently, the control unit 8 starts route guidance based on the route search data and map data stored in the storage unit 12 (step S3 in FIG. 3). At this time, as shown in FIG. 5, the performance (reproduction) of the music A is started from the speaker 10 while proceeding to the destination, and during that time, voice guidance is also output as needed.

When the control unit 8 detects the end of the reproduction of the music piece A (YES in step S4 in FIG. 3), the control unit 8 calculates the time from the current position detected by the position information detecting means (GPS) 11 until the next voice guidance is given. To do. If the control unit 8 determines that the calculated time is equal to or longer than the predetermined time,
The process proceeds to step S6 in FIG. 3, and if it is determined that the calculated time is less than the predetermined time, the process proceeds to step S7 in FIG. 3 (step S5 in FIG. 3).

  The control unit 8 preferentially selects a song set at a higher preference in the playlist and controls the music storage memory 7 and the playback unit 9 to reproduce the song set at a higher preference (FIG. 3). Step S6). That is, here, at the end of the reproduction of the song A, since there is a predetermined time (for example, 6 minutes) or more until the next voice guidance, the song C having a higher preference ranking is reproduced (step S6 in FIG. 3).

  When the control unit 8 determines that the time from the current position detected by the position information detecting means (GPS) 11 to the next voice guidance is less than the predetermined time (NO in step S5), the music storage memory 7 is played back by default in the play list stored in 7. That is, the time until the next voice guidance is calculated at the end of the reproduction of the song A, and since it is determined that it is not longer than the predetermined time, the next song B set in the playlist is selected and the song B is reproduced. (Step S7 in FIG. 4).

  Then, processing related to music reproduction and voice guidance during route guidance is performed continuously for songs E, F, and D until they reach the destination (end of route guidance).

  As described above, according to the present embodiment, during the navigation route guidance, the time from the current position detected by the position information detecting means (GPS) until the next voice guidance is calculated is calculated. Is stored in the music storage memory when it is determined that it is longer than the predetermined time, and when it is determined that this time is not longer than the predetermined time, the play list stored in the music storage memory is set. The next song is played sequentially. For this reason, music playback is not interrupted on a route that does not require route guidance, and a favorite song according to the preference of the user is preferentially played, so that it is possible to drive very comfortably. Thus, in this embodiment, it is possible to prioritize route guidance and efficiently perform voice guidance and music playback during this route guidance, so that it is possible to provide a navigation device that is extremely convenient for the user. It becomes.

  The present invention is expected to be used as a navigation function using an electronic device such as a mobile phone or a portable tablet terminal as well as a navigation device for automobiles, bicycles and walking.

DESCRIPTION OF SYMBOLS 1 Car 2 Car interior 3 Handle 4 Navigation apparatus 5 Display part 6 Operation part 7 Music storage memory 8 Control part 9 Playback part 10 Speaker 11 Position information detection means (GPS)
12 Map storage memory and operation program storage memory (storage)

Claims (2)

A music storage memory storing a plurality of music, a control unit connected to the music storage memory, a position information detecting means (GPS) connected to the control unit, a map storage memory and an operation program storage memory; With
A plurality of music is stored in the music storage memory with preference information added thereto, and the control unit calculates a time from the current position detected by the position information detecting means until the next voice guidance is given. A navigation apparatus configured to play music having higher preference stored in the music storage memory when it is determined that this time is equal to or longer than a predetermined time.   The control unit calculates a time from the current position detected by the position information detection unit until the next voice guidance is performed, and is stored in the music storage memory when it is determined that this time is not longer than a predetermined time. The navigation device according to claim 1, wherein the next music set in the play list is played.

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