JP3996368B2 - Audio navigation apparatus, audio apparatus, and audio control method using navigation information - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an audio navigation apparatus, and more particularly to an audio navigation apparatus that controls audio using navigation information such as a destination by the navigation apparatus.
[0002]
[Prior art]
In recent years, an increasing number of vehicles are equipped with not only audio devices but also navigation devices. Along with this, users have more opportunities to drive a vehicle to a destination using a navigation device while listening to music from various sources using an audio device.
[0003]
In addition, an audio device and a navigation device integrated with each other have been commercialized, and in the future, the number of users who drive a vehicle to a destination using a navigation device while listening to music from various sources will increase. Conceivable.
[0004]
[Problems to be solved by the invention]
However, the audio device and the navigation device do not exchange information with each other. In addition, since the audio device does not switch the source unless the user performs an operation, the music of the source currently being viewed is repeatedly played endlessly. For this reason, the user got tired of watching the same song and switched the source each time until reaching the destination, which was very inconvenient.
[0005]
As described above, an object of the present invention is to provide an audio navigation device that does not reproduce the same music from the same source as much as possible after setting the destination with the navigation device until reaching the destination.
[0006]
Another object of the present invention is to receive the navigation information from the outside, set the destination using the received information , and not reproduce the same music of the same source as much as possible until reaching the destination , and An audio control method using navigation information is provided.
[0007]
[Means for Solving the Problems]
According to the first aspect of the present invention, there is provided a first storage unit for storing an audio source switching order, an operation unit for setting a destination, and a destination set by the operation unit. A guide route generating unit that generates a guide route, a second storage unit that stores information of a viewing source when a destination is set by the operation unit, and a source switching order stored in the first storage unit, An audio control unit that performs source switching using the viewing source information stored in the second storage unit and erases the viewing source information stored in the second storage unit when the destination is reached; Achieved.
[0008]
According to the present invention, the first problem includes an operation unit for setting a destination, a guidance route generation unit for searching for a destination set by the operation unit and generating a guidance route, and the operation unit. When a destination is set, a source switching order generation unit that randomly determines an audio source switching order, a first storage unit that stores the generated audio source switching order, and a destination by the operation unit Is set using the second storage unit that stores the information of the viewing source, the source switching order stored in the first storage unit, and the information of the viewing source stored in the second storage unit This is achieved by providing an audio control unit that switches the source and erases the information of the viewing source stored in the second storage unit when the destination is reached.
[0009]
According to the second aspect of the present invention, a destination information input unit for inputting destination setting information and destination arrival information from the navigation device and an audio source switching order are stored. A first storage unit, a second storage unit for storing viewing source information when destination setting information is input to the destination information input unit, and a source switching stored in the first storage unit. The source is switched using the order and viewing source information stored in the second storage unit, and when a destination arrival signal is input to the destination information input unit, the source storage unit stores the destination arrival signal. And an audio control unit for erasing the information on the viewing source.
[0010]
According to the present invention, the second problem is that, according to the present invention, a destination information input unit for inputting destination setting information and destination arrival information from the navigation device, and destination setting in the destination information input unit When the information is input, a source switching order generation unit that randomly determines the audio source switching order, a first storage unit that stores the generated audio source switching order, and information on the viewing source is stored. The destination information input unit, the source switching unit using the second storage unit, the source switching order stored in the first storage unit and the viewing source information stored in the second storage unit. And an audio control unit for erasing information on the viewing source stored in the second storage unit when a destination arrival signal is input.
[0011]
DETAILED DESCRIPTION OF THE INVENTION
(A) First outline of the present invention In the audio navigation device of the present invention, if the source switching order of audio, for example, if the source currently being viewed by the user is a CD changer, then the CD changer is followed by the CD player. Is stored in the memory in the order of source switching, such as MD player and radio next. As shown in FIG. 1A, when the destination D is set at the point PP where the host vehicle position CM is located, as the viewing source information, for example, when the user has selected the CD changer as the viewing source, the viewing source As the information, information such as the number, number of songs, elapsed time, etc. of the CD changer is stored in the memory.
[0012]
When the same information as the stored information is reproduced, the next source is reproduced. That is, as shown in FIG. 1 (b), the source switching order stored when the destination D is set and the source information stored when the destination D is set are used until the destination D is reached. Switch. Next, when the destination D is reached, the information on the viewing source stored when the destination D is set is deleted, and the source switching operation is terminated.
Thus, the source can be switched without switching the source by itself until the destination is reached from the current location, and the same song can be prevented from being reproduced.
[0013]
(B) Second outline of the present invention In the audio and navigation apparatus of the present invention, when the destination D is set at the point PP where the vehicle position CM is located as shown in FIG. Randomly, for example, the order of CD changer, MD player, CD player, and radio is determined and stored in the memory. As the viewing source information, for example, when the user has selected a CD changer as the viewing source, information such as the number, number of songs, and elapsed time of the CD changer is stored in the memory as the viewing source information.
[0014]
When the same information as the stored information is reproduced, the next source is reproduced. That is, until the destination D is reached, the source switching is performed using the stored source switching order and the viewing source information stored when the destination D is set. When the destination D is reached, the viewing source information stored when the destination D is set is deleted, and the source switching operation is terminated.
Thus, the source can be switched without switching the source by itself until the destination is reached from the current location, and the same song can be prevented from being reproduced.
[0015]
(C) Third outline description of the present invention In the audio apparatus of the present invention, if the source switching order of the audio, for example, if the source currently being viewed by the user is a CD changer, then the CD changer is followed by the CD player. The source switching order such as MD player and radio next is stored in the memory. When the destination setting signal is input, as the viewing source information, for example, when the user has selected the CD changer as the viewing source, the number of the CD changer, the number of songs, and the elapsed time as the viewing source information And the like are stored in the memory.
[0016]
When the same information as the stored information is reproduced, the next source is reproduced. That is, the source switching is performed using the stored source switching order and the viewing source information stored when the destination D is set until the destination D is reached. When the destination arrival signal is input, the viewing source information stored when the destination setting signal is input is deleted, and the source switching operation is terminated.
Thus, the source can be switched without switching the source by itself until the destination is reached from the current location, and the same song can be prevented from being reproduced.
[0017]
(D) Fourth outline description of the present invention In the audio apparatus of the present invention, when a destination setting signal is input, the source switching order is randomly generated after the end of viewing the currently viewed source and stored in the memory. To do. Further, as the viewing source information, for example, when the user has selected a CD changer as the viewing source, information such as the number, number of songs, elapsed time, etc. of the CD changer is stored as the viewing source information.
[0018]
When the same information as the stored information is reproduced, the next source is reproduced. That is, the source switching is performed using the information of the viewing source stored when the source switching order and the destination setting signal which are generated and stored at random are input until the destination D is reached. . When the destination arrival signal is input, the viewing source information stored when the destination setting signal is input is deleted, and the source switching operation is terminated.
Thus, the source can be switched without switching the source by itself until the destination is reached from the current location, and the same song can be prevented from being reproduced.
[0019]
(E) First Embodiment of the Present Invention (a) Configuration of Audio Navigation Device FIG. 2 is a configuration diagram of an audio navigation device according to the first embodiment of the present invention. In the figure, 11 is a storage medium for storing map information, for example, a DVD-ROM, 12 is a DVD-ROM control unit for controlling reading of map information from the DVD-ROM 11, and 13 is a position measuring device for measuring the current position of the vehicle. It is composed of a vehicle speed sensor that detects a moving distance, an angular velocity sensor that detects a moving direction, a GPS receiver, a position calculation CPU, and the like.
[0020]
14 is a map information memory for storing the map information read from the DVD-ROM, 15 is a remote control for performing destination setting operation, enlargement / reduction operation, manual map scrolling, and the like, and 16 is a remote control interface. Reference numeral 17 denotes a processor (CPU) that controls the entire navigation apparatus, and also outputs destination setting information and destination arrival information. Reference numeral 18 denotes a ROM that stores various programs (guide route search processing program, map matching processing program, etc.). It is.
[0021]
19 is a RAM for storing the processing results of various programs, 20 is a map image generator for generating a map image, 21 is a video RAM (VRAM) for storing a map image generated by the map image generator 20, and 22 is a menu image. The generated menu generating unit 23 is a guide route generating unit, and generates a guide route stored in the RAM 19. Reference numeral 24 denotes a mark generator for generating the vehicle position and landmarks, 25 denotes an image generator for combining and outputting various images, 26 denotes a display device for displaying an image output from the image generator, and 27 denotes a bus. is there.
[0022]
An audio control unit 28 controls the entire audio apparatus. The destination setting information and destination arrival information output from the CPU 17 are input to process the information and control source switching. Reference numeral 29 denotes a memory, which is a source switching order storage area 29a for storing the source switching order and a viewing source information storage area 29b for storing the viewing source information by the audio control section 28 when the destination setting information is input to the audio control section 28. Is included. For example, when the user has selected a CD changer as a viewing source, information such as the number of CD changers, the number of songs, and the elapsed time is stored.
[0023]
30 is a CD player that plays CDs, 31 is an MD player that plays MDs, 32 is a CD changer that plays multiple CDs, 33 is a radio that receives broadcasts such as AM and FM, and 34 is from each source An amplifier 35 amplifies the audio signal of the speaker, and a speaker 35 outputs the audio signal amplified by the amplifier.
[0024]
(B) Stored contents of memory FIG. 3 is an explanatory diagram of stored contents of the memory 29 (FIG. 2). The memory 29 has a source switching order storage area 29a for storing the source switching order, and this area stores the source switching order corresponding to the current viewing source. For example, if the currently viewed source is a CD changer, the source switching order is stored so that the CD player, MD player, and radio are switched in this order after the CD changer has been viewed, as shown in FIG. Has been.
[0025]
Similarly, if the source currently being viewed is a CD player, as shown in FIG. 3A-2, after the end of viewing the CD player, the current viewing is in the order of the MD player, the CD changer, and the radio. If the source is an MD player, as shown in FIG. 3A-3, after the viewing of the MD player is finished, the CD player, the CD changer, the radio in this order, and if the currently viewed source is the radio, As shown in 3 (a-4), the source switching order is stored so that the CD player, the MD player, and the CD changer are switched in this order. If the source currently being viewed is a radio, it may be switched to the next source after a predetermined time, for example, one hour of radio viewing. In addition, since the end of the currently viewed program can be detected with a digital radio, the next source may be switched after the currently viewed program ends.
[0026]
The memory 29 has a viewing source information storage area 29b. When destination setting information is input to the audio control unit 28, the audio control unit 28 serves as viewing source information, for example, a user serves as a viewing source. When the CD changer has been selected, as shown in FIG. 3B, information such as the number, number of songs, elapsed time, etc. of the CD changer is stored as “CDC6-7-01: 25”.
[0027]
In addition, as shown in FIG. 3C, for example, the CD changer and the CD player have already finished playback, and the third source song of the MD player is stored as 2 minutes 51 seconds as shown in FIG. By doing so, even when the user turns off the power of the vehicle for a break or the like while driving to the destination, playback can be performed from the place where the power was turned off at the next power-on.
[0028]
(C) Flowchart of the first embodiment of the present invention FIG. 4 is a flowchart of the first embodiment of the present invention. First, when the user performs a destination setting operation using the remote controller 15 (FIG. 2), the CPU 17 uses the guidance route search processing program stored in the ROM 18 to determine the guidance route from the departure point (current location) to the destination. Simultaneously with the search, a destination setting signal is output on the bus 27. Then, the audio control unit 28 determines whether or not a destination setting signal has been input (step 101). If the input is not input, no special processing is performed. If it is input, the audio control unit 28 determines the source currently being viewed. The information is recognized, and the currently viewed source, disk number, song number, and elapsed time are stored in the viewing source information storage area 29b in the memory 29 (step 102). Further, the state of the viewing source as shown in FIG.
[0029]
Next, the audio control unit 28 determines whether or not destination arrival information has been input (step 103). If not, it determines whether or not playback of the currently viewed source has ended (step 103). Step 104). If the audio control unit 28 determines in step 104 that the playback of the currently viewed source has not ended, the process returns to step 103 to determine again whether destination arrival information has been input. On the other hand, when the audio control unit 28 determines that the playback of the source currently being viewed has ended, the audio control unit 28 determines whether or not the playback of all the sources other than the radio has ended in the viewing source information storage area 29b. It is determined from the information (step 105).
[0030]
In step 105, if the audio control unit 28 determines that the playback of all sources other than the radio has not been completed, the source is switched to the next source in the order stored in the source switching order storage area 29a (step 106). ), And then returns to step 103 to determine again whether destination arrival information has been input. On the other hand, if the audio control unit 28 determines that the playback of all sources has been completed, it switches to the radio (step 107).
[0031]
Next, the audio control unit 28 determines whether or not destination arrival information has been input (step 108). If the destination arrival information is not input, the destination arrival information is input until the destination arrival information is input. Continue to determine whether or not. On the other hand, when the destination arrival information is input, the information stored when the destination setting signal is input is erased from the viewing source information storage area 29b (step 109). If the destination arrival information is input in step 103, the information stored when the destination setting signal is input in step 109 is deleted from the viewing source information storage area 29b.
[0032]
(F) Second Embodiment of the Present Invention (a) Configuration of Audio Navigation Device FIG. 5 is a block diagram of an audio navigation device according to the second embodiment of the present invention. Outputs a destination setting information signal on the bus 27, and when the destination setting information signal is input to the audio control unit 28, a source switching order generation unit 36 that randomly determines an audio source switching order. It has been added.
[0033]
(B) Stored contents of memory The stored contents of the memory 29 (FIG. 5) are the same as in the first embodiment (FIG. 3), but in the first embodiment, the source switching order corresponding to the source currently being viewed in advance. In the present embodiment, the source switching order determined by the source switching order generation unit 36 is stored in the source switching order storage area 29a.
[0034]
(C) Flowchart of the second embodiment of the present invention FIG. 6 is a flowchart of the second embodiment of the present invention. In addition, the same number is attached | subjected to the same step as the flowchart (FIG. 4) of 1st Example.
First, when the user performs a destination setting operation using the remote controller 15 (FIG. 5), the CPU 17 searches for a guidance route from the departure point to the destination using the guidance route search processing program stored in the ROM 18. A destination setting signal is output on the bus 27. Then, the audio control unit 28 determines whether or not a destination setting signal has been input (step 101). If the input is not input, no special processing is performed. If it is input, the audio control unit 28 determines the source currently being viewed. The information is recognized, and the currently viewed source, disk number, song number, and elapsed time are stored in the viewing source information storage area 29b in the memory 29 (step 102). Further, the state of the viewing source as shown in FIG.
[0035]
Next, the source switching order generation unit 36 randomly determines the source switching order from sources other than the source currently being viewed (step 200), and stores the determined source switching order in the source switching order storage area 29a. The subsequent processing is the same as in the first embodiment (FIG. 4).
[0036]
(G) Third embodiment of the present invention FIG. 7 is a block diagram of an audio apparatus according to a third embodiment of the present invention. In FIG. 7, only the audio apparatus is configured from the block diagram of the first embodiment (FIG. 2). The stored contents of the memory are the same as those in the first embodiment (FIG. 3), and the flowchart is the same as the flowchart in the first embodiment (FIG. 4).
[0037]
(H) Fourth Embodiment of the Present Invention FIG. 8 is a block diagram of an audio apparatus according to the fourth embodiment of the present invention. The structure is the same as that of the second embodiment (FIG. 5), but only the audio apparatus. The stored contents of the memory are the same as in the second embodiment, and the flowchart is the same as the flowchart of the second embodiment (FIG. 6).
[0038]
In the first to fourth embodiments, the audio device is turned on at the time of destination setting, but nothing is done when the audio device is not turned on at the time of destination setting. However, when the audio device is turned on during the process, the source switching operation is started from that point.
[0039]
【The invention's effect】
According to the present invention, when a destination is set by the operation unit of the navigation device, a destination search is performed, a guidance route is generated, an audio source switching order is randomly determined and stored, and further viewed at present. The audio source is stored and the audio source is switched sequentially using the stored random audio source switching order and the stored source information until it reaches the destination, and the viewing source stored when the destination is reached. Therefore, it is possible to prevent the same music from the same source from being reproduced as much as possible until the destination is reached after the destination is set by the navigation device.
[0040]
According to the present invention, when the destination setting information is input, the audio source switching order is randomly generated, the generated audio source switching order and the information of the viewing source are stored, and the stored source is stored. to switch the source by using the information of the order and viewing source switch, until Rutoki signal is inputted destination reached, each time the reproduction of the viewing source is completed, since the switching of the sequential audio sources, using To avoid playing the same song from the same source as much as possible.
[0043]
[Brief description of the drawings]
FIG. 1 is a first schematic explanatory view of the present invention.
FIG. 2 is a configuration diagram of an audio navigation device according to a first embodiment of the present invention.
FIG. 3 is an explanatory diagram of storage contents of a memory.
FIG. 4 is a flowchart of the first embodiment of the present invention.
FIG. 5 is a block diagram of an audio navigation device according to a second embodiment of the present invention.
FIG. 6 is a flowchart of the second embodiment of the present invention.
FIG. 7 is a configuration diagram of an audio apparatus according to a third embodiment of the present invention.
FIG. 8 is a configuration diagram of an audio apparatus according to a fourth embodiment of the present invention.
[Explanation of symbols]
26 ·· Display device CM · · Vehicle position mark PP · · Current location D of the vehicle · · Destination RT · · Guidance route

Claims (4)

An operation unit for setting the destination;
A guidance route search unit that searches for a guidance route from the departure point to the set destination;
When detecting that the destination is set by the operation unit, a source switching order generation unit that randomly determines an audio source switching order;
A first storage unit for storing a switching order of generated audio sources;
A second storage unit that stores information of a viewing source when a destination is set by the operation unit;
Using the source switching order stored in the first storage unit and the viewing source information stored in the second storage unit, the source is switched sequentially until the destination arrives every time playback of the viewing source ends. An audio control unit for performing
An audio navigation device comprising: Detect that the destination is set by the operation unit of the navigation device,
When it detects that the destination has been set, it searches for a guidance route from the departure point to the destination,
Randomly determine the audio source switching order,
Until reaching the destination, using the information of the source being viewed at the time of destination setting, and the order switch the audio source determined for the random, every time reproduction of the viewing source is completed, sequentially audio sources audio control method using the navigation information, wherein that you play automatically switched. A destination information input unit for inputting destination setting information and destination arrival information from the navigation device;
When destination setting information is input to the destination information input unit, a source switching order generating unit for randomly determining an audio source switching order and a first storage for storing the generated audio source switching order And
A second storage unit for storing information of the viewing source;
Using the source switching order stored in the first storage unit and the viewing source information stored in the second storage unit, viewing is performed until a destination arrival signal is input to the destination information input unit. An audio control unit that sequentially switches the audio source each time the source playback ends ;
An audio device comprising: When destination setting information is input, the audio source switching order is randomly generated,
Furthermore, it detects the information of the viewing source,
Using the source switching order and viewing source information , the audio source is automatically switched sequentially every time playback of the viewing source is completed until a destination arrival signal is input. An audio control method using navigation information.

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