CN101419077A - Speech sound broadcasting method and speed sound broadcasting device using the method and navigation system - Google Patents
Speech sound broadcasting method and speed sound broadcasting device using the method and navigation system Download PDFInfo
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- CN101419077A CN101419077A CNA2008102178770A CN200810217877A CN101419077A CN 101419077 A CN101419077 A CN 101419077A CN A2008102178770 A CNA2008102178770 A CN A2008102178770A CN 200810217877 A CN200810217877 A CN 200810217877A CN 101419077 A CN101419077 A CN 101419077A
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Abstract
The invention discloses a voice broadcast method, as well as a voice broadcast device and a navigation system using the method. The voice broadcast method in the navigation system comprises the following steps: time needed to reach a broadcast target point is figured out according to the distance between a detected current position and the broadcast target point, as well as current running speed; whether the time needed to reach the broadcast target point is more than the magnitude of advanced broadcast time preset in the navigation system is judged; if yes, detection is carried out repeatedly; and if not, the voice broadcast device of the navigation system generates a voice broadcast instruction corresponding to the broadcast target point, and then starts to broadcast with voice. As the navigation system takes the time needed to reach the broadcast target point as a judgment standard, when the navigation system can always take the arrival time of running as the advancing amount of broadcast when broadcasting the information of the target point with voice, regardless of whether vehicle speed is high or low. The navigation system can broadcast the corresponding information of the target point in time, thereby providing use convenience for users.
Description
Technical field
The present invention relates to the GPS navigation field, in particular, relate in a kind of navigational system sound broadcasting device, the navigational system of carrying out the method for voice broadcast according to the vehicle gait of march and having used the method.
Background technology
At present, the GPS navigation system is one of GPS positioning system important application direction.The gps antenna of GPS navigation system receives from 3 data messages that transmitted in earth-circling 24 gps satellites at least, in conjunction with the electronic chart that is stored in the vehicle mounted guidance terminal, the position coordinates of determining by gps satellite signal is complementary therewith, determine the accurate position of navigation object in electronic chart, and carry out near the route guidance this position.
Fig. 1 shows the structure of existing Vehicular guidance system and forms: described Vehicular guidance system comprises: loudspeaker 1, chuck assembly 2, input media 3, the voice output 4 that is connected with loudspeaker 1, display device 5, control the control device 6 and the GPS receiving trap 16 that is connected with control device 6 of chuck assembly 2, input media 3 and voice output 4 respectively.
Control device 6 is a microcomputer, is made of user interface control module 7, map data management module 8 and navigation module 9.Navigation module 9 is by Navigation Control module 10, map display module 11, route guidance module 12, path searcher module 13, information point retrieval module 14, constitute from car position detection module 15.
Chuck assembly 2 can be reduced into numerical data to the recorded content that inserts in the recording medium that records map datum, control program data etc. wherein, and delivers to and deliver to control device 6.Its recording medium can adopt for example SD card (Secure Digital Card), TF card (Trans Flash Card), CF card (Compact Flash Card), DVD (Digital Versatile Disc) etc.
Input media 3 can adopt button, rocking bar, knob, touch pad etc.Input media 3 is used to import user's various requirement.Input media 3 is delivered to user's input signal in the user interface control module 7 of control device 6.
Be provided with in the user interface control module 7 and be specifically designed to the sound broadcasting device 70 that instruction is handled to voice broadcast, sound broadcasting device 70 comprises instruction generation module and instruction report module, described instruction generation module RX path bootstrap module 12 and from the information of car position detection module 15 generates the relevant voice broadcast instruction of inducing prompt tone and location status prompt tone in Current GPS position; The voice broadcast instruction that module then generates according to the instruction generation module is reported in instruction, is translated into voice data, is sent to voice output 4.The voice data translation that voice output 4 will send from sound broadcasting device 70 is a voice signal, delivers to loudspeaker 1.The voice signal that loudspeaker 1 is sent voice output 4 here converts sound and output to, and like this, loudspeaker 1 just can cooperate the needs of control device 6, sends the voice of various operational notifications and route guidance.
Display device 5 can be one of LCD (Liquid Crystal Display) LCD, projector, CRT (Cathode Ray Tube) display, and it shows the image that it is corresponding according to the video data that control device 6 is sent here.For example, display device 5 can displayed map, from parking stall tagging, path planning and user's inputting interface.
The signal that GPS receiving trap 16 receives from gps satellite, detect the present position and the moving direction of vehicle, and convert detected result to protocol data, these protocol datas further be sent in the navigation module 9 of control device 6 from car position detection module 15.
The user interface control module 7 of control device 6 receives the input of input media 3, generates and the desired content control instruction corresponding of input, delivers among the one or more submodules in the navigation module 9.In addition, user interface control module 7 response steering orders, and the result of returning from navigation module 9, deliver among voice output 4, the display device 5.
The requirement of the map data management module 8 response navigation modules 9 of control device 6 is read map datum from chuck assembly 2.
All the other submodules of navigation module 9 are controlled and called to the Navigation Control module 10 of navigation module 9.
The map display module 11 of navigation module 9 generates the video data that map shows usefulness according to the map data information of reading from map data management module 8, delivers to user interface control module 7.
The route guidance module 12 of navigation module 9 obtains map datum from map datum processing module 8, it is carried out the path induce processing, and inducing result to return to map data management module 11, read so that map data management module 11 is predicted.Data such as the interface in the time of also will inducing in addition, navigation speech send user interface control module 7 to.
The path searcher module 13 of navigation module 9 obtains map datum from map data management module 8, and processing is directly explored in walking along the street in fact, and with track search return path bootstrap module 12 as a result.
The information point retrieval module 14 of navigation module 9 is obtained data to be filtered from map data management module 8, retrieve the information point search instruction of input media 3 inputs, result for retrieval is returned to map data management module 8, map display module 11, route guidance module 12.
Navigation module 9 will deliver to map data management module 8, map display module 11, route guidance module 12 from the data of the expression present position that GPS receiving trap 16 obtains from car position detection module 15.
When we use the navigational system guiding to drive, in the process that the user travels according to the path of navigational system planning, at various particular points, as expressway entrance and exit, service station, the turning of various crossings etc., navigational system all has voice suggestion, make the user can before know the path situation so that operate vehicle timely and accurately.
Because voice broadcast needs the regular hour, and the content of reporting all has the time limit to require, and therefore needs in advance voice suggestion to be reported.In the existing navigational system, sound broadcasting device 70 all is by the route guidance module 12 of navigational system with from the information of car position detection module 15, position by detecting current car place apart from the distance of reporting impact point whether less than the distance of report in advance that sets in advance as trigger condition, determine whether to begin to generate and report content, the beginning voice suggestion.
Yet, owing to improvement, the especially development of high speed and through street of condition of road surface, the travel speed of vehicle on these roads all is very fast now, the user does not have enough time to make corresponding operation after just often voice broadcast occurring, and vehicle has but crossed the situation of specified point.
As, set from 100 meters of exit in the navigational system, promptly generate the voice broadcast instruction that the place ahead arrives exit, report this information to user speech; And because the travel speed of vehicle is too fast, when voice broadcast finished, vehicle had crossed this outlet, makes the user have to select other outlets, and needed path planning again, and caused great inconvenience to the user.
Summary of the invention
For overcoming above-mentioned defective, technical matters to be solved by this invention provides in a kind of navigational system the sound broadcasting device that carries out the method for voice broadcast according to the vehicle gait of march and used the method, and navigational system.
The objective of the invention is to be achieved through the following technical solutions:
Carry out the method for voice broadcast in a kind of navigational system, may further comprise the steps:
S1:, calculate to arrive and report the impact point required time according to the distance and current driving speed between detected current location and the report impact point;
S2: judge to arrive report the impact point required time whether greater than the size of the time of reporting in advance default in the navigational system, if repeat to detect: if not, change step S3;
S3: the sound broadcasting device of navigational system generates the instruction of the voice broadcast of reporting the impact point correspondence, the beginning voice broadcast.
Among the step S2, the described step that repeats to detect is repeated execution of steps S1.
Further comprising the steps of before steps A:
S0: relatively whether the distance between current location and the report impact point is greater than report distance in advance default in the navigational system; If, execution in step S1; If not, directly change step S3.
Among the described step S2, the step that repeats to detect is repeated execution of steps S0.
A kind of sound broadcasting device that is used for GPS navigation, comprise: the instruction generation module that is used for generating the voice broadcast instruction according to current driving situation, carry out the instruction of voice broadcast with the instruction that will instruct generation module to generate and report module, wherein, described sound broadcasting device also comprises:
The Time Calculation module is used to obtain detected current location and reports distance and current driving speed between the impact point, and calculates to arrive and report the impact point required time;
Time judgment module is used for the arrival that calculates when the time computing module and reports the impact point required time less than the default report in advance of navigational system during the time, and the steering order generation module generates this voice broadcast of reporting impact point correspondence instruction.
Described sound broadcasting device also comprises:
Distance calculation module is used to calculate the distance between detected current location and the report impact point;
Apart from judge module, be used for when current location that distance calculation module calculates and report between the impact point distance less than the default report in advance of navigational system apart from the time, the steering order generation module generates this voice broadcast of reporting impact point correspondence instruction.
Described sound broadcasting device also comprises:
Time is provided with module, is connected with time judgment module, is used for receiving the time data of user's input as the default time of report in advance of system;
Distance is provided with module, is connected with the distance judge module, is used for receiving the range data of user's input as the default report distance in advance of system.
A kind of navigational system, comprise: input media, GPS receiving trap, the route guidance module that is connected with the GPS receiving trap and from car position detection module, and sound broadcasting device, described sound broadcasting device comprises: the instruction generation module that is used for generating according to current driving situation the voice broadcast instruction, carry out the instruction of voice broadcast with the instruction that will instruct generation module to generate and report module, wherein, described sound broadcasting device also comprises:
The Time Calculation module is used for according to route guidance module with from information acquisition current location that car position detection module provides and report distance and current driving speed between the impact point, and calculates to arrive and report the impact point required time;
Time judgment module is used for the arrival that calculates when the time computing module and reports the impact point required time less than the default report in advance of navigational system during the time, and the steering order generation module generates this voice broadcast of reporting impact point correspondence instruction.
Described sound broadcasting device also comprises:
Distance calculation module is used for according to route guidance module with from the detected current location of information calculations that car position detection module provides and report distance between the impact point;
Apart from judge module, be used for when current location that distance calculation module calculates and report between the impact point distance less than the default report in advance of navigational system apart from the time, the steering order generation module generates this voice broadcast of reporting impact point correspondence instruction.
Described sound broadcasting device also comprises:
Time is provided with module, is connected with time judgment module, is used for receiving the time data of user's input as the default time of report in advance of system by the input media of navigational system;
Distance is provided with module, is connected with the distance judge module, is used for receiving the range data of user's input as the default report distance in advance of system by the input media of navigational system.
In the navigational system of the present invention owing to adopted according to detected current location and the distance and current driving speed of report between the impact point, calculate to arrive and report the impact point required time, arrive to report the method for impact point required time as the standard that judges whether to begin voice broadcast, make navigational system when the information of impact point is carried out voice broadcast, no matter the speed of a motor vehicle is soon or slow, can both with the present speed standard, the time that arrives is the lead of report to travel, therefore can carry out voice broadcast to the information of impact point correspondence timely, convenient user's use.
Description of drawings
Fig. 1 is the structural representation of navigational system in the prior art;
Fig. 2 is the process flow diagram of the method for voice broadcast in the embodiment of the invention;
Fig. 3 is the structural representation of the sound broadcasting device in the navigational system in the embodiment of the invention.
Embodiment
The invention will be further described below in conjunction with accompanying drawing and preferred embodiment.
Consider the speed difference that the user drives, the present invention reports the impact point required time as the standard that judges whether to begin voice broadcast to arrive when the suggestion content of reporting the impact point correspondence is carried out voice broadcast in advance.
A kind of method of carrying out voice broadcast in the navigational system of the present invention as shown in Figure 3, may further comprise the steps:
S01: input media 3 receives user's input information, import departure places, destination, need to reach the report distance in advance that shifts to an earlier date to user prompt to the time of report in advance of user prompt in advance to sound broadcasting device 70, the departure place also can be user's a current location, and shifting to an earlier date prompt time and shifting to an earlier date tip distance also can be the system default value of this sound broadcasting device 70;
S02: route guidance module 12 is cooked up suitable path according to departure place and destination that the user sets, and this path is presented on the display device of navigational system for reference;
S03:GPS receiving trap 16 detects the position and the travel speed at the current place that obtains vehicle;
S04: when soon arriving the report impact point, voice broadcast is carried out in the voice broadcast instruction of reporting the impact point correspondence, may further comprise the steps:
S041:, calculate to arrive and report the impact point required time according to the distance and current driving speed between the report of the next one in detected current location and the guidance path impact point;
S042: judge to arrive report the impact point required time whether greater than the size of the time of reporting in advance default in the navigational system, if, repeated execution of steps S041: if not, change step S043;
S043: the sound broadcasting device of navigational system generates the instruction of the voice broadcast of reporting the impact point correspondence, the beginning voice broadcast.
Said method is a criterion to arrive report impact point required time only, carries out voice broadcast.But, not only need to calculate the distance between current location and the report impact point, also need to detect current driving speed, be divided by again, just obtain arriving and report the impact point required time, need take the regular hour owing to calculate when arriving report impact point required time.Therefore, the present invention also provides the while with the time with apart from as criterion, as long as there is a condition to satisfy, promptly begins the method for voice broadcast, as shown in Figure 2, may further comprise the steps:
S040 ': relatively whether the distance between current location and the report impact point is greater than report distance in advance default in the navigational system; If, execution in step S041 '; If not, directly changeing step S043 ', this has reduced calculating and judgement that the impact point required time is reported in follow-up more complicated arrival;
S041 ':, calculate to arrive and report the impact point required time according to the distance and current driving speed between detected current location and the report impact point;
S042 ': judge to arrive report the impact point required time whether greater than the size of the time of reporting in advance default in the navigational system, if, repeated execution of steps S040 ': if not, change step S043 ';
S043 ': the sound broadcasting device of navigational system generates the instruction of the voice broadcast of reporting the impact point correspondence, the beginning voice broadcast.
As shown in Figure 3, used the navigational system of said method, comprise: input media 3, GPS receiving trap 16, with navigation module 9 that GPS receiving trap 16 is connected in route guidance module 12 and from car position detection module 15, and the sound broadcasting device in the user interface control module 7 70, described sound broadcasting device 70 comprises:
Be used for generating the instruction generation module 705 of voice broadcast instruction according to current driving situation;
The instruction of instruction generation module generation is carried out the instruction of voice broadcast and reported module 706;
Time Calculation module 701 is used for according to route guidance module with from information acquisition current location that car position detection module provides and report distance and current driving speed between the impact point, and calculates to arrive and report the impact point required time;
Time judgment module 702 is used for the arrival that calculates when time computing module 701 and reports the impact point required time less than the default report in advance of navigational system during the time, and steering order generation module 705 generates this voice broadcast of reporting impact point correspondence instruction;
Distance calculation module 703 is used for according to the route guidance module 12 of navigation module 9 with from the detected current location of information calculations that car position detection module 15 provides and report distance between the impact point;
Apart from judge module 704, be used for when current location that distance calculation module 703 calculates and report between the impact point distance less than the default report in advance of navigational system apart from the time, steering order generation module 705 generates this voice broadcast of reporting impact point correspondence instruction;
Time is provided with module 707, is connected with time judgment module 702, is used for receiving the time data of user's input as the default time of report in advance of system by the input media 3 of navigational system;
Distance is provided with module 708, is connected with distance judge module 704, is used for receiving the range data of user's input as the default report distance in advance of system by the input media 3 of navigational system.
In addition, because the instruction of different voice broadcasts has the long weak point that has, the time of reporting when carrying out voice broadcast also is different, therefore voice broadcast command calculations module can also be set, the voice broadcast that calculating will be reported instructs needed time span, and this time length is increased the prompt time in advance that is set to preset after certain prolongation amount.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1, carry out the method for voice broadcast in a kind of navigational system, it is characterized in that, may further comprise the steps:
S1:, calculate to arrive and report the impact point required time according to the distance and current driving speed between detected current location and the report impact point;
S2: judge to arrive report the impact point required time whether greater than the size of the time of reporting in advance default in the navigational system, if repeat to detect: if not, change step S3;
S3: the sound broadcasting device of navigational system generates the instruction of the voice broadcast of reporting the impact point correspondence, the beginning voice broadcast.
2, carry out the method for voice broadcast in a kind of navigational system as claimed in claim 1, it is characterized in that, among the step S2, the described step that repeats to detect is repeated execution of steps S1.
3, carry out the method for voice broadcast in a kind of navigational system as claimed in claim 1, it is characterized in that, further comprising the steps of before steps A:
S0: relatively whether the distance between current location and the report impact point is greater than report distance in advance default in the navigational system; If, execution in step S1; If not, directly change step S3.
4, carry out the method for voice broadcast in a kind of navigational system as claimed in claim 3, it is characterized in that, among the described step S2, the step that repeats to detect is repeated execution of steps S0.
5, a kind of sound broadcasting device that is used for GPS navigation, comprise: the instruction generation module that is used for generating the voice broadcast instruction according to current driving situation, carry out the instruction of voice broadcast with the instruction that will instruct generation module to generate and report module, it is characterized in that described sound broadcasting device also comprises:
The Time Calculation module is used to obtain detected current location and reports distance and current driving speed between the impact point, and calculates to arrive and report the impact point required time;
Time judgment module is used for the arrival that calculates when the time computing module and reports the impact point required time less than the default report in advance of navigational system during the time, and the steering order generation module generates this voice broadcast of reporting impact point correspondence instruction.
6, sound broadcasting device as claimed in claim 5 is characterized in that, described sound broadcasting device also comprises:
Distance calculation module is used to calculate the distance between detected current location and the report impact point;
Apart from judge module, be used for when current location that distance calculation module calculates and report between the impact point distance less than the default report in advance of navigational system apart from the time, the steering order generation module generates this voice broadcast of reporting impact point correspondence instruction.
7, sound broadcasting device as claimed in claim 6 is characterized in that, described sound broadcasting device also comprises:
Time is provided with module, is connected with time judgment module, is used for receiving the time data of user's input as the default time of report in advance of system;
Distance is provided with module, is connected with the distance judge module, is used for receiving the range data of user's input as the default report distance in advance of system.
8, a kind of navigational system, comprise: input media, GPS receiving trap, the route guidance module that is connected with the GPS receiving trap and from car position detection module, and sound broadcasting device, described sound broadcasting device comprises: the instruction generation module that is used for generating according to current driving situation the voice broadcast instruction, carry out the instruction of voice broadcast with the instruction that will instruct generation module to generate and report module, it is characterized in that described sound broadcasting device also comprises:
The Time Calculation module is used for according to route guidance module with from information acquisition current location that car position detection module provides and report distance and current driving speed between the impact point, and calculates to arrive and report the impact point required time;
Time judgment module is used for the arrival that calculates when the time computing module and reports the impact point required time less than the default report in advance of navigational system during the time, and the steering order generation module generates this voice broadcast of reporting impact point correspondence instruction.
9, navigational system as claimed in claim 8 is characterized in that, described sound broadcasting device also comprises:
Distance calculation module is used for according to route guidance module with from the detected current location of information calculations that car position detection module provides and report distance between the impact point;
Apart from judge module, be used for when current location that distance calculation module calculates and report between the impact point distance less than the default report in advance of navigational system apart from the time, the steering order generation module generates this voice broadcast of reporting impact point correspondence instruction.
10, navigational system as claimed in claim 9 is characterized in that, described sound broadcasting device also comprises:
Time is provided with module, is connected with time judgment module, is used for receiving the time data of user's input as the default time of report in advance of system by the input media of navigational system;
Distance is provided with module, is connected with the distance judge module, is used for receiving the range data of user's input as the default report distance in advance of system by the input media of navigational system.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102178770A CN101419077A (en) | 2008-11-19 | 2008-11-19 | Speech sound broadcasting method and speed sound broadcasting device using the method and navigation system |
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2008102178770A CN101419077A (en) | 2008-11-19 | 2008-11-19 | Speech sound broadcasting method and speed sound broadcasting device using the method and navigation system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162704A (en) * | 2011-12-14 | 2013-06-19 | 上海博泰悦臻电子设备制造有限公司 | Vehicle-mounted device and voice prompt method |
| CN106156303A (en) * | 2016-06-30 | 2016-11-23 | 百度在线网络技术（北京）有限公司 | Report processing method and processing device |
| CN107525517A (en) * | 2016-10-09 | 2017-12-29 | 腾讯科技（深圳）有限公司 | voice broadcast method and device |
| CN111402879A (en) * | 2020-03-19 | 2020-07-10 | 斑马网络技术有限公司 | Vehicle navigation prompt voice control method, device, equipment and medium |
| CN112344955A (en) * | 2020-10-20 | 2021-02-09 | 方彭 | Bluetooth navigation system and method based on big data |
| WO2021232726A1 (en) * | 2020-05-22 | 2021-11-25 | 百度在线网络技术（北京）有限公司 | Navigation audio playback method, apparatus and device, and computer storage medium |
-
2008
- 2008-11-19 CN CNA2008102178770A patent/CN101419077A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162704A (en) * | 2011-12-14 | 2013-06-19 | 上海博泰悦臻电子设备制造有限公司 | Vehicle-mounted device and voice prompt method |
| CN106156303A (en) * | 2016-06-30 | 2016-11-23 | 百度在线网络技术（北京）有限公司 | Report processing method and processing device |
| CN106156303B (en) * | 2016-06-30 | 2019-12-24 | 百度在线网络技术（北京）有限公司 | Broadcast processing method and device |
| CN107525517A (en) * | 2016-10-09 | 2017-12-29 | 腾讯科技（深圳）有限公司 | voice broadcast method and device |
| CN107525517B (en) * | 2016-10-09 | 2019-01-08 | 腾讯科技（深圳）有限公司 | voice broadcast method and device |
| CN111402879A (en) * | 2020-03-19 | 2020-07-10 | 斑马网络技术有限公司 | Vehicle navigation prompt voice control method, device, equipment and medium |
| CN111402879B (en) * | 2020-03-19 | 2023-10-31 | 斑马网络技术有限公司 | Vehicle navigation prompt voice control method, device, equipment and medium |
| WO2021232726A1 (en) * | 2020-05-22 | 2021-11-25 | 百度在线网络技术（北京）有限公司 | Navigation audio playback method, apparatus and device, and computer storage medium |
| CN112344955A (en) * | 2020-10-20 | 2021-02-09 | 方彭 | Bluetooth navigation system and method based on big data |
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Open date: 20090429 |