WO2001094885A1

WO2001094885A1 - Navigation device

Info

Publication number: WO2001094885A1
Application number: PCT/JP2000/003648
Authority: WO
Inventors: Yasuaki Hidaki
Original assignee: Mitsubishi Denki Kabushiki Kaisha
Priority date: 2000-06-05
Filing date: 2000-06-05
Publication date: 2001-12-13

Abstract

From the contents of conversation received by a receiving section (2), an arbitrary segment of the contents is extracted, recorded, and reproduced.

Description

Details Navigation device Technical field

The present invention relates to a navigation device capable of capturing telephone conversation contents. Background art

When the user sets a destination, the navigation device searches for an optimal route from the current position to the destination, presents the route, and guides the user to the destination.

While driving a car, a user may know the name and address of a destination (for example, a hotel or restaurant) through a conversation using a car phone or a mobile phone.

In such a case, setting a destination while driving a car is extremely dangerous, so the driver must stop the car before setting the destination. They are often taken and do not remember the exact conversation, and it is difficult to take notes.

Since the conventional navigation device is configured as described above, there is a problem that when setting a destination, it is not possible to effectively use information obtained from the conversation contents of a car phone or a mobile phone. .

SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems, and a navigation device capable of effectively utilizing information obtained from conversation contents by a car phone or a mobile phone when setting a destination or the like. The purpose is to obtain. Disclosure of the invention

A navigation device according to the present invention is configured to cut out conversation contents in an arbitrary section from among conversation contents received by a receiving means, record the conversation contents, and reproduce the conversation contents. .

As a result, the conversation content of a portion that can be used for setting a destination or the like can be accurately reproduced, so that there is an effect that information obtained from the conversation content using a car phone or a mobile phone can be effectively used.

A navigation device according to the present invention receives conversation contents by telephone.

As a result, there is an effect that information obtained from the contents of conversations by a car phone or a mobile phone can be effectively used. .

In the navigation device according to the present invention, when recording a conversation content, an index for identifying the conversation content is added.

As a result, even when a plurality of conversation contents are recorded, there is an effect that the conversation contents to be reproduced can be quickly identified.

A navigation device according to the present invention reproduces a conversation content in a section designated by a user from among conversation contents recorded by a recording means.

As a result, there is an effect that it is possible to carefully select and reproduce the conversation content of a portion that can be used for setting a destination or the like.

A navigation device according to the present invention is configured such that, when one or more conversation contents are recorded, a keyword input is received, and conversation contents including the keyword are searched for and reproduced.

As a result, when a plurality of conversation contents are recorded, the conversation contents desired by the user can be determined without the user having to determine the conversation contents to be reproduced. There is an effect that can be reproduced.

A navigation device according to the present invention outputs conversation contents as route search conditions.

This has the effect that the route search conditions can be automatically set without the user having to set the route search conditions again after the conversation content is reproduced.

In a navigation device according to the present invention, the current position of the own vehicle is recorded when the receiving means is receiving conversation content.

This has the effect that the position of the host vehicle during a conversation can be confirmed later.

A navigation device according to the present invention displays a speech waveform of a conversation content recorded by recording means.

This has the effect that the playback timing of the conversation content can be set accurately. BRIEF DESCRIPTION OF THE FIGURES

FIG. 1 is a configuration diagram showing a navigation device according to Embodiment 1 of the present invention.

FIG. 2 is an explanatory diagram showing index information relating to conversation contents. FIG. 3 is an explanatory diagram showing a speech waveform of the conversation content. BEST MODE FOR CARRYING OUT THE INVENTION

Hereinafter, in order to explain this invention in greater detail, the preferred embodiments of the present invention will be described with reference to the accompanying drawings.

Embodiment 1

FIG. 1 shows a navigation device according to Embodiment 1 of the present invention. In the figure, 1 is a telephone such as a car phone or a mobile phone, and 2 is a receiving unit (receiving means) for receiving the conversation contents (voice of the occupant, voice of the other party) of the user using the telephone 1. is there. However, the receiving unit 2 may receive the conversation content by wireless or wired communication with the telephone 1, or may receive the conversation content of the user through the built-in microphone. In this example, the conversation is limited to the contents of the user using the telephone 1. However, the contents of the conversation of the user using a communication means other than the telephone 1 (for example, a transceiver) may be received. The conversation contents of the user who does not use the means (for example, the conversation contents between the driver and the occupant other than the wrong person) may be received.

3 designates an operation key for designating a recording section and the like of the conversation content received by the receiving section 2 and setting search conditions such as a destination; 4 a microphone for inputting search conditions such as a destination by voice; A control unit 5 controls each component of the navigation device.

Reference numeral 6 denotes a recording unit for extracting the conversation contents of the section designated by the operation key 3 from the conversation contents received by the receiving unit 2, and storing the conversation contents in the memory 7, and 7 stores the conversation contents. Memory. Note that the recording section 6 and the memory 7 constitute recording means.

Reference numeral 8 denotes a playback unit for playing back the conversation contents stored in the memory 7, and 9 denotes a speaker for outputting the conversation contents as sound. It should be noted that a reproducing unit is constituted by the reproducing unit 8 and the speaker 9.

10 is a vehicle position detecting unit that detects the current position of the vehicle, 11 is a map data base that stores the map data, 1 2 is map data that reads map data from the map database 1 1 13 is a route search unit that searches for a route from the current position to the destination when a destination or the like is set. 14 displays the search results of the route search unit 13 and is stored in the memory 7. Conversation It is a display unit (display means) that displays the content index (for example, the talk time of the conversation content, the destination telephone number, etc.) and the audio waveform of the conversation content. Next, the operation will be described.

When the user starts a conversation on the telephone 1, the receiving unit 2 receives the conversation contents of the user.

For example, when the user presses a specific key of the operation keys 3 during a conversation, the recording unit 6 stores the conversation content received by the receiving unit 2 in the memory 7 until the specific key is pressed again. Store. At that time, the recording unit 6 stores the information of the index for identifying the content of the conversation, that is, the call time of the content of the conversation, The information is added and stored.

As a result, part or all of the conversation content of the user is recorded in the memory 7, so that the conversation content can be reproduced as needed.

That is, when the user operates the operation key 3 to activate the playback unit 8, the playback unit 8 displays index information on the conversation content recorded in the memory 7 on the display unit 14 as shown in FIG. .

When the user selects a conversation content to be played from among the conversation contents recorded in the memory 7 (the conversation content may be selected by operating the operation key 3). However, the user may select an arbitrary conversation content by uttering a voice to the microphone 4), and read the conversation content from the memory 7 and output it to the speaker 9.

As is clear from the above, according to the first embodiment, of the conversation contents received by the receiving unit 2, the conversation contents of an arbitrary section are cut out, the conversation contents are recorded, and the conversation contents are reproduced. , So that it is possible to accurately reproduce the conversation content that can be used for setting destinations, etc. . Therefore, when setting a destination, it is possible to effectively utilize information (for example, facility name, address, telephone number, etc. of the destination) obtained from the contents of conversation by a mobile phone or a mobile phone. Embodiment 2

In the first embodiment, among the conversation contents recorded in the memory 7, the one that reproduces the conversation content selected by the user has been described. However, in the selected conversation content, the section specified by the user is selected. The content of the conversation may be reproduced.

That is, when recording the conversation contents, the user designates the recording section to record, but when the conversation contents are reproduced, the user operates the operation keys 3 to further narrow down the reproduction section. Playback may be performed by using.

As a result, it is possible to carefully select and reproduce the conversation contents of a portion that can be used for setting a destination. Embodiment 3.

In the first embodiment, a case where the conversation content to be reproduced is selected by operating the operation key 3 has been described. However, the input of the keyword is accepted, and the conversation content including the keyword is searched. It is also possible to play back the music.

For example, if the destination is a hotel and you have heard the address of the hotel by telephone, you can speak the name of the hotel into the microphone 4 and send it through the control unit 5 that performs voice processing. Then, the name of the hotel is output to the playback unit 8, and the content of the conversation containing the name of the hotel is searched and played back.o As a result, when a plurality of conversation contents are recorded, the user can listen to the hotel address without judging which conversation contents include the hotel address. Embodiment 4.

In the first to third embodiments, the case where the reproducing unit 8 reproduces the conversation content has been described. However, the conversation content may be output to the route search unit 13 as a route search condition.

That is, in the first to third embodiments, when a destination or the like is set, the user who listens to the conversation needs to operate the operation keys 3 to set the destination. However, the conversation output from the power 9 By outputting the content itself (for example, the name and address of a hotel) to the route search unit 13 as a route search condition, the user does not need to set the route search condition again after playing back the conversation content. This has the effect that the route search conditions can be automatically set. Embodiment 5

Although not specifically mentioned in the first embodiment, when the receiving unit 2 is receiving the conversation content, the conversation content is identified by the current position of the own vehicle detected by the own vehicle position detection unit 10. May be added to the index ο

This has the effect that the user can confirm when, where and with whom the recorded conversation was made. Embodiment 6

In the second embodiment, the case where the user operates the operation key 3 to specify the playback section of the conversation content has been described. The shape may be displayed on the display unit 14.

FIG. 3 is an explanatory diagram showing a speech waveform of the conversation content. In this example, a speech waveform of a hotel address portion is shown.

As described above, since the speech waveform of the conversation content is displayed, the user has an effect that the reproduction timing of the conversation content can be accurately set. Industrial applicability

As described above, the navigation device according to the present invention is suitable for enhancing the operability when performing a route search or the like by capturing the contents of a telephone conversation.

Claims

Scope of request 1. Reception means for receiving conversation contents, recording means for cutting out conversation contents of an arbitrary section from the conversation contents received by the reception means, and recording the conversation contents, and recording Means for playing back the conversation contents recorded by the means.

2. The navigation device according to claim 1, wherein the receiving means receives a conversation content by telephone.

3. The navigation device according to claim 1, wherein the recording means adds an index for identifying the conversation content when recording the conversation content.

4. The navigation device according to claim 1, wherein the reproduction means reproduces a conversation content in a section designated by the user, among the conversation contents recorded by the recording means.

5. The playback means, when one or more conversation contents have been recorded, accepts the input of a keyword, searches for and reproduces the conversation contents containing the key word. Navigation device according to item 1.

6. The navigation device according to claim 1, wherein the reproduction means outputs the conversation content as a route search condition.

7. The navigation device according to claim 3, wherein the current position of the vehicle is added to an index for identifying the conversation content when the reception means is receiving the conversation content.

8. The navigation device according to claim 4, further comprising display means for displaying a voice waveform of the conversation content recorded by the recording means.