JP2009068865A - Navigation device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a navigation device easily-handleable by a user, having a simple constitution, suppressed in manufacturing cost. <P>SOLUTION: This navigation device 1 is equipped with a casing 1a, an input operation part, a position detection part, an information recording part, a display part 5, a voice guiding part, a traffic information reception part, a control part for controlling the whole device, and a hook part 1b. The hook part is used for hooking the casing 1a on a pocket or the like, and is provided on the outside of the casing 1a. A speaker 62 for the voice guiding part is disposed on the hook part 1b. When the navigation device 1 is stored in a pocket P of a coat or the like of a user, the hook part 1b is hooked on the pocket P, and thereby the casing 1a is hooked, and only the casing 1a is stored in the pocket P, and the hook part 1b is jutted out to the outside of the pocket P. Consequently, even when the navigation device 1 is stored in the pocket P, the hook part 1b can be positioned outside the pocket P. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a navigation apparatus, and more particularly to a technique for making it easy to hear a guidance voice.

  Conventionally, it is portable by the user, detects the current position using GPS (Global Positioning System), etc., searches for the optimum route from the current position to the destination, and guides the searched route to the user There is a portable type navigation device. This type of navigation device often guides a route using voice while the user is walking or the like. At that time, the user does not always hold the navigation device in his / her hand, but may store and use it in a chest pocket or a trouser pocket. However, when the navigation device is put in the pocket, there is a problem that it is difficult to hear the route guidance sound output from the speaker.

On the other hand, Patent Document 1 discloses an apparatus that solves the above-described problem by setting a speaker that outputs route guidance sound separately from the navigation device and setting the speaker near the user's ear. Is disclosed. Patent Document 2 discloses a navigation device capable of outputting route guidance sound from an earphone. However, these devices require separate speakers and earphones, which increases the number of components such as speaker and earphone connection cords. Therefore, the manufacturing cost of the navigation device cannot be suppressed.
Japanese Patent Laid-Open No. 2002-264783 Japanese Patent Laid-Open No. 7-280583

  The present invention has been made to solve the above problems, and an object of the present invention is to provide a navigation device that can suppress the manufacturing cost with a simple configuration and is user-friendly.

  In order to achieve the above object, the invention of claim 1 records a case, route search means for searching for a guide route from the departure place to the destination, and search information necessary for route search by the route search means. Recording means, voice output means for outputting a guidance voice signal based on the guidance route searched by the route search means, a speaker for amplifying the output voice from the voice output means, and control means for controlling each part of the apparatus The navigation device includes a hook portion that is provided outside the housing, and hooks the housing, and the speaker is disposed on the hook portion.

  According to a second aspect of the present invention, the navigation device according to the first aspect further comprises display means for displaying the guide route searched by the route search means, and the hook portion is arranged by the display means in the casing. The speaker is disposed on a surface opposite to the surface facing the housing in the hook portion.

  According to the present invention, since the speaker is disposed on the hook portion provided outside the housing, the speaker can be positioned outside the pocket even when the navigation device is in the pocket. Therefore, the route guidance voice is easy to hear and easy to use. Moreover, since the number of parts does not increase like patent document 1 and patent document 2, manufacturing cost can be suppressed.

  Hereinafter, a navigation apparatus according to an embodiment of the present invention will be described with reference to FIG. FIG. 1 is a block diagram showing the internal configuration of the navigation apparatus 1. The navigation device 1 can be carried by the user, searches for a route from the current position to the destination, and displays the searched guidance route to the user. Moreover, the navigation apparatus 1 can guide a user by outputting a guidance route by voice. The navigation device 1 can be attached to a vehicle such as an automobile and used for route guidance of the vehicle.

  The navigation device 1 includes a housing 1a, an input operation unit 2, a position detection unit 3, an information recording unit (recording unit) 4, a display unit (display unit) 5, a voice guidance unit 6, and traffic information reception. Unit 7, a control unit (control means) 10 for controlling the entire apparatus, and a hook unit 1b. The hook portion 1b hooks the housing 1a in a pocket or the like, and is provided outside the housing 1a. The speaker 62 of the voice guidance unit 6 is disposed on the hook unit 1b.

  The input operation unit 2 is operated by a user, and is used for an input operation of information related to a route such as a departure point and a destination. The input operation unit 2 has an operation panel 21 for inputting a route search condition, requesting a guidance route, and the like by a touch operation and a key operation with respect to the navigation device 1.

  The position detection unit 3 uses a satellite navigation system (GPS) to obtain current position information such as latitude and longitude from a GPS antenna, and detects a traveling direction in absolute direction by using geomagnetism. It has a geomagnetic sensor 32, a gyro sensor 33 that detects a traveling direction in a relative direction, and a distance sensor 34 that detects a moving distance from the current moving speed or the like. The position detection unit 3 detects the current position of the user using position information, direction information, distance information, and the like detected by the GPS receiver 31 and the sensors 32 to 34.

  The information recording unit 4 is a recording device that records information necessary for route search, such as a navigation program and data, and is composed of a recording medium such as a CD-ROM or a DVD-ROM. The program recorded in the information recording unit 4 is a program for performing processing such as route search, a display output control program necessary for guidance display of the searched route, and voice output control necessary for voice guidance. It is a program for.

  The data recorded in the information recording unit 4 includes map information, road information, road name information, map information matching data, registration point data such as addresses and telephone numbers, genre-specific data, calendar data, and information recording unit 4. Data required for the recorded program. Note that only data may be recorded on a recording medium such as a CD-ROM, and the program may be recorded on the control unit 10.

  The display unit 5 includes a simple liquid crystal display and the like, and displays route guidance information from the current position to the destination on the display screen. The guidance information includes information about the destination, the name of the destination, and the route to the destination. The display unit 5 can be used as the operation panel 21 using a touch panel or the like formed on the display screen, and various operations can be performed by the user touching the screen.

  The voice guidance unit 6 performs route route guidance by voice. A voice output unit (voice output unit) 61 that outputs a guidance voice signal formed by the control unit 10 and an output voice from the voice output unit 61. And a loudspeaker 62. The voice guidance of the voice guidance unit 6 allows the user to know route guidance information without looking at the display unit 5.

  The traffic information receiving unit 7 includes a VICS / FM multiplex receiver 71 that sequentially receives current road traffic information of a road where the vehicle is currently located when the navigation device 1 is attached to the vehicle. VICS (Vehicle Information & Communication System) provides road traffic information such as traffic congestion information and traffic accident information in real time, and incorporates road traffic information from FM multiplex (text broadcasting), radio wave beacon and optical beacon. Yes. The road traffic information received by the VICS is transmitted to the control unit 10, and the control unit 10 performs route search to the destination and the like in consideration of the road traffic information.

  The control unit 10 includes a CPU 11, a flash memory 12, a ROM 13, and a RAM 14, and functions as route search means in the claims. The flash memory 12 stores a program recorded in the information recording unit 4. The ROM 13 stores a program for checking a program stored in the flash memory 12 in advance. The RAM 14 temporarily stores route guidance information, avoidance route information, destination point coordinates, and detected road names. Note that all the programs used in the present embodiment may be stored in the information recording unit 4, or some or all of these programs may be stored in the ROM 13.

  Next, the configuration of the housing 1a and the hook portion 1b of the navigation device 1 will be described with reference to FIGS. (A) of FIG. 2 shows the back surface of the navigation apparatus 1, and (b) shows a side surface. FIG. 3 shows a side surface in a state where the hook portion 1b is opened.

  As shown in FIG. 2A, the speaker 62 is disposed on the hook portion 1b, and as shown in FIG. 2B, the hook portion 1b is provided with the display portion 5 in the housing 1a. It is provided to face the surface 81 opposite to the surface. The housing 1a and the hook portion 1b are connected via a rotating shaft 101. The speaker 62 is disposed on a surface 83 of the hook portion 1b opposite to the surface 82 facing the housing 1a. As shown in FIG. 2B, the hook portion 1b is normally in a closed state.

  When the hook portion 1b is placed in a car cabinet, the hook portion 1b is opened as shown in FIG. In this state, since the speaker 62 and the display unit 5 face the same surface, the user can listen to the route guidance sound output from the speaker while viewing the guidance information displayed on the display unit 5. Therefore, the navigation device 1 is convenient for the user.

  Next, a state in which the navigation device 1 is stored in the pocket will be described with reference to FIG. 4 (a) and 4 (b) show a view of the navigation device 1 viewed from the surface 81 side and a perspective view as viewed from the side surface 84 in a state of being stored in the pocket P, respectively.

  When the navigation device 1 is stored in a pocket P such as a user's jacket, as shown in FIG. 4A, only the housing 1a is stored in the pocket P, and the hook portion 1b protrudes outside the pocket P. Become.

  As shown in FIG. 4B, when the navigation device 1 is stored in the pocket P, the hook 1b is hooked on the pocket P, whereby the housing 1a is hooked. Even when the navigation device 1 is stored in the pocket P, the hook portion 1b can be positioned outside the pocket P.

  As described above, according to the navigation device 1 according to the above embodiment, the speaker 62 is disposed on the hook portion 1b provided outside the housing 1a, so that the navigation device 1 is in the pocket P. However, since the speaker 62 can be positioned outside the pocket P, it is easy for the user to hear the route guidance voice, and it is easy to use. Moreover, since the number of parts does not increase like patent document 1 and patent document 2, manufacturing cost can be suppressed.

  The present invention is not limited to the configuration of each of the above embodiments, and various modifications can be made as appropriate without departing from the spirit of the invention.

The block diagram which shows the internal structure of the navigation apparatus which concerns on one Embodiment of this invention. (A) is a rear view of the device, and (b) is a side view of the device. The side view which shows the state which opened the hook part of the said apparatus. (A) is a figure explaining the state which accommodated the said apparatus in the pocket, (b) is a side perspective view of the state of (a).

Explanation of symbols

1 Navigation device 4 Information recording unit (recording means)
5 Display section (display means)
10 Control unit (route search means)
61 Voice output unit (voice output means)
62 Speaker 1a Housing 1b Hook

Claims (2)

A housing,
Route search means for searching for a guide route from the departure place to the destination;
Recording means for recording search information necessary for route search by the route search means;
Voice output means for outputting a guidance voice signal based on the guidance route searched by the route search means;
A speaker that amplifies the output sound from the sound output means;
In a navigation device comprising a control means for controlling each part of the device,
A hook portion provided outside the housing, for hooking the housing;
The navigation apparatus according to claim 1, wherein the speaker is disposed on the hook portion. Further comprising display means for displaying the guide route searched by the route search means;
The hook portion is provided to face the surface opposite to the surface on which the display means is disposed in the housing.
The navigation device according to claim 1, wherein the speaker is disposed on a surface of the hook portion opposite to a surface facing the housing.

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