WO2018045628A1 - 辅助变更车道的方法及装置 - Google Patents
辅助变更车道的方法及装置 Download PDFInfo
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- WO2018045628A1 WO2018045628A1 PCT/CN2016/105198 CN2016105198W WO2018045628A1 WO 2018045628 A1 WO2018045628 A1 WO 2018045628A1 CN 2016105198 W CN2016105198 W CN 2016105198W WO 2018045628 A1 WO2018045628 A1 WO 2018045628A1
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
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- the present invention relates to the field of traffic technology, and in particular, to a method and apparatus for assisting lane change.
- the main object of the present invention is to provide a method and apparatus for assisting lane change, which aims to assist a driver to drive in a prescribed lane and improve driving safety.
- the present invention provides a method for assisting in changing lanes, including:
- Obtaining location information of the vehicle determining, according to the location information of the vehicle, a lane in which the vehicle is located, where the lane in which the vehicle is located is an original lane;
- the user is prompted to perform a lane change operation.
- the step of determining, according to the image information of the original lane, the vehicle speed information, in combination with the vehicle speed information includes:
- the method further includes:
- the method for assisting lane change further comprises:
- the vehicle speed information is compared with the limited vehicle speed information of the candidate lanes, and the candidate lanes that match the comparison are selected as the lanes after the vehicle change.
- the step of determining, according to the image information of the original lane, whether the current vehicle needs to change lanes comprises:
- the original lane is a bus lane or a parking lane according to the result of the text information analysis of the original lane, it is determined that the vehicle needs to change the lane.
- the invention also provides an apparatus for assisting lane change, comprising:
- the positioning module is configured to acquire location information of the vehicle, and the positioning module is further configured to determine, according to location information of the vehicle, a lane in which the vehicle is located, where the lane in which the vehicle is located is an original lane;
- vehicle speed acquisition module configured to acquire vehicle speed information of the vehicle
- An image acquisition module configured to acquire image information of the original lane
- An analysis module configured to determine, according to image information of the original lane, or according to the image information of the original lane, whether the vehicle needs to change lanes according to the vehicle speed information;
- a prompting module configured to prompt the user to perform a lane change operation when the analysis module determines that the vehicle needs to change lanes.
- the analysis module is further configured to:
- the image acquisition module is further configured to acquire image information of a candidate lane
- the analysis module is further configured to parse the text information from the image information of the candidate lane, and obtain the limited vehicle speed information of the candidate lane according to the parsed text information of the candidate lane, so that when the lane needs to be changed, The vehicle is changed to the candidate lane.
- the analysis module is further configured to compare the vehicle speed information with the limited vehicle speed information of the candidate lanes when determining that the vehicle needs to change lanes, and select the candidate lanes that match the comparison as the lane after the vehicle is changed.
- the analysis module is further configured to: parse the text information from the image information of the original lane, and if the original lane is a bus lane or a parking lane according to the analysis result of the text information of the original lane , to determine that the vehicle needs to change lanes.
- the method and device for assisting lane change determine the lane where the vehicle is located according to the position information of the vehicle by acquiring the position information of the vehicle, wherein the lane in which the vehicle is located is the original lane; Vehicle speed information; obtaining the limited vehicle speed information of the original lane; determining whether the vehicle needs to change the lane according to the image information of the original lane or the image information of the original lane according to the vehicle speed information; and if the vehicle needs to change the lane, prompting the user to perform the lane change operation
- the auxiliary user can drive according to the vehicle speed information in combination with the text information of the lane or the limited speed information of the lane, and the driving safety is improved.
- FIG. 1 is a schematic flow chart of a first embodiment of a method for assisting lane change according to the present invention
- FIG. 2 is a schematic flow chart of a second embodiment of a method for assisting lane change according to the present invention
- FIG. 3 is a schematic diagram of functional modules of an embodiment of an apparatus for assisting lane change according to the present invention.
- the solution of the embodiment of the present invention is mainly: acquiring location information of the vehicle, determining, according to the location information of the vehicle, a lane in which the vehicle is located, wherein the lane in which the vehicle is located is an original lane; acquiring vehicle speed information of the vehicle; Decoding the image information of the original lane; determining whether the vehicle needs to change the lane according to the image information of the original lane or the image information of the original lane according to the vehicle speed information; and if the vehicle needs to change the lane, prompting the user to perform the lane changing operation .
- FIG. 1 is a first embodiment of a method for assisting lane change according to the present invention.
- the method includes:
- step S1 the location information of the vehicle is acquired, and the lane in which the vehicle is located is determined according to the location information of the vehicle, wherein the lane in which the vehicle is located is the original lane.
- the location information of the vehicle may be acquired by the GPS positioning module or the mobile operation network base station positioning module, and the lane where the vehicle is located is determined by the location information of the vehicle, and the lane in which the vehicle is located is original. Lane.
- step S2 the vehicle speed information of the vehicle is acquired.
- the vehicle speed information can be taken by the vehicle speed acquisition module.
- the vehicle speed acquisition module can pass the magnetoelectric vehicle speed sensor, the Hall type vehicle speed sensor or the photoelectric vehicle speed sensor provided on the vehicle. One of them to obtain the vehicle speed information of the vehicle.
- step S3 image information of the original lane is acquired.
- the image information of the original lane can be acquired by the image acquisition module.
- the image acquisition module can collect the image information of the original lane by using the onboard camera provided on the vehicle.
- step S4 it is determined whether the vehicle needs to change the lane according to the image information of the original lane or the image information of the original lane in combination with the vehicle speed information.
- the image information of the original lane is analyzed by the analysis module to obtain the usage information of the original lane or the limited vehicle speed information of the original lane, and if the analysis result is the original lane as the bus If the road, the parking lane or the emergency lane, etc., it is judged that the vehicle needs to change the lane; if the analysis result is that the limited vehicle speed information of the original lane does not correspond to the vehicle speed information of the vehicle, it is also determined that the vehicle needs to change the lane.
- step S5 if it is determined that the vehicle needs to change lanes, the user is prompted to perform a lane change operation.
- the user can be prompted by voice to perform a lane change operation.
- the location information of the vehicle is obtained by the foregoing solution, and the lane in which the vehicle is located is determined according to the location information of the vehicle, wherein the lane in which the vehicle is located is the original lane; the vehicle speed information of the vehicle is acquired; and the image information of the original lane is acquired;
- the image information of the lane or the image information of the original lane is combined with the vehicle speed information to determine whether the vehicle needs to change the lane; if it is determined that the vehicle needs to change the lane, the user is prompted to perform a lane change operation, and the user is assisted to combine the text information of the lane or the lane limitation according to the vehicle speed information.
- the speed information is driven in the prescribed lane, which improves driving safety.
- a second embodiment of the present invention provides a method for assisting lane change.
- the method is based on the first embodiment described above.
- step S4 the vehicle speed is combined according to the image information of the original lane or the image information of the original lane.
- Step S41 acquiring image information of the candidate lane.
- the second embodiment may acquire the image information of the candidate lane by using the image acquisition module.
- the vehicle-mounted camera is disposed on the vehicle, and the image acquisition module acquires the image information of the candidate lane through the vehicle-mounted camera.
- step S42 the text information is parsed from the image information of the candidate lane.
- the image acquisition module acquires the image information of the candidate lane by the in-vehicle camera
- the image information is parsed from the image information of the candidate lane by the analysis module.
- Step S43 analyzing the limited vehicle speed information of the candidate lane according to the parsed text information of the candidate lane, so that when the lane needs to be changed, Change the vehicle to the candidate lane.
- step S44 the vehicle speed information is compared with the limited vehicle speed information of the candidate lane, and the candidate lanes that match the comparison are selected as the lane after the vehicle is changed.
- the second embodiment obtains the limited vehicle speed information of the candidate lane, and compares the vehicle speed information with the limited vehicle speed information of the candidate lane through the analysis module to select one.
- the candidate lane that best matches the vehicle speed is used as the lane after the vehicle is changed.
- the user is prompted to change the current lane to the selected candidate lane.
- the second embodiment obtains the image information of the candidate lane by the above solution, parses the text information from the image information of the candidate lane, and analyzes the candidate lane according to the parsed text information of the candidate lane.
- Limited speed information to when lane changes are required The vehicle is changed to the candidate lane; the vehicle speed information is compared with the limited vehicle speed information of the candidate lane, and the candidate lanes that match the comparison are selected as the lane after the vehicle is changed, so that the user can accurately change the vehicle to the candidate that matches the vehicle speed.
- Driving in the driveway further enhances the safety of driving.
- the present invention obtains the position information of the vehicle, determines the lane in which the vehicle is located according to the position information of the vehicle, wherein the lane in which the vehicle is located is the original lane; acquires the vehicle speed information of the vehicle; and acquires the image of the original lane.
- the vehicle speed information is used to determine whether the vehicle needs to change the lane; if it is determined that the vehicle needs to change the lane, the user is prompted to perform a lane change operation, and the user is assisted to combine the text information of the lane according to the vehicle speed information. Or the limited speed information of the lane is driven according to the prescribed lane, which improves driving safety.
- the present invention also provides an apparatus for assisting lane change, the apparatus comprising: a positioning module 10, a vehicle speed acquisition module 20, an image acquisition module 30, an analysis module 40, and a prompt Module 50, wherein:
- the positioning module 10 is configured to acquire position information of the vehicle, and determine a lane in which the vehicle is located according to the position information of the vehicle, wherein the lane in which the vehicle is located is the original lane.
- the location information of the vehicle may be acquired by the GPS positioning module or the mobile operation network base station positioning module, and the lane where the vehicle is located is determined by the location information of the vehicle, and the lane in which the vehicle is located is original. Lane.
- the vehicle speed acquisition module 20 is configured to acquire vehicle speed information of the vehicle.
- the vehicle speed acquisition module 20 may acquire vehicle speed information of the vehicle by one of a magnetoelectric vehicle speed sensor, a Hall type vehicle speed sensor, or a photoelectric vehicle speed sensor provided on the vehicle.
- the image acquisition module 30 is configured to acquire image information of the original lane.
- the image acquisition module 30 can acquire image information of the original lane through an onboard camera provided on the vehicle.
- the analysis module 40 is configured to determine whether the vehicle needs to change the lane according to the image information of the original lane or the image information of the original lane in combination with the vehicle speed information.
- the image acquisition module 30 obtains the image information of the original lane, and analyzes the image information of the original lane through the analysis module 40 to obtain the use information of the original lane or the limited speed of the original lane.
- Information if the original lane is obtained as a bus lane, a no-park lane or an emergency lane by analyzing the usage information, it is judged that the vehicle needs to change the lane; if the limited vehicle speed information of the original lane is analyzed, the limited speed information of the original lane and the vehicle are obtained. If the vehicle speed information does not correspond, it is also determined that the vehicle needs to change lanes.
- the prompt module 50 is configured to prompt the user to perform a lane change operation when determining that the vehicle needs to change lanes.
- the user may be prompted by voice to perform a lane change operation.
- the positioning module acquires the position information of the vehicle, and determines the lane in which the vehicle is located according to the position information of the vehicle, wherein the lane in which the vehicle is located is the original lane; the vehicle speed acquisition module 20 acquires the vehicle speed information of the vehicle; and the image acquisition module Obtaining the image information of the original lane; the analyzing module 40 determines whether the vehicle needs to change the lane according to the image information of the original lane or the image information of the original lane according to the vehicle speed information; and when the vehicle needs to change the lane, the prompting module 50 prompts the user to perform the lane changing operation.
- the auxiliary user drives the prescribed lane according to the vehicle speed information combined with the text information of the lane or the limited speed information of the lane, thereby improving driving safety.
- the apparatus for assisting lane change of the present invention provides a second embodiment.
- the second embodiment is based on the first embodiment described above, and the analysis module 40 determines whether the vehicle speed information is combined with the image information of the original lane or the image information of the original lane. After the vehicle needs to change lanes, If it is determined that the vehicle needs to change lanes, the image acquisition module 30 is further configured to acquire image information of the candidate lanes.
- the second embodiment can acquire the image information of the candidate lanes by using the image acquisition module 30.
- the vehicle-mounted camera can be disposed on the vehicle, and the image acquisition module 30 acquires the image information of the candidate lanes by using the vehicle-mounted camera.
- the analysis module 40 is further configured to parse the text information from the image information of the candidate lane, and analyze the limited vehicle speed information of the candidate lane according to the parsed text information of the candidate lane, so that when the lane needs to be changed, Change the vehicle to the candidate lane.
- the vehicle speed information is compared with the limited vehicle speed information of the candidate lane, and the candidate lanes that match the comparison are selected as the lane after the vehicle is changed.
- the second embodiment compares the vehicle speed information with the limited vehicle speed information of the candidate lanes by the analysis module 40 after acquiring the limited vehicle speed information of the candidate lanes.
- the candidate lane that best matches the vehicle speed is used as the lane after the vehicle is changed.
- the prompting module 50 prompts the user to change the current lane to the selected candidate lane.
- the image acquisition module 30 acquires the image information of the candidate lanes; the analysis module 40 parses the text information from the image information of the candidate lanes; and the analysis module 40 analyzes the candidate lanes based on the parsed text information of the candidate lanes.
- Driving on matching candidate lanes further enhances driving safety.
- the positioning module acquires the position information of the vehicle, and determines the lane in which the vehicle is located according to the position information of the vehicle, wherein the lane in which the vehicle is located is the original lane; the vehicle speed acquisition module 20 acquires the vehicle speed information of the vehicle.
- the image acquisition module 30 acquires the image information of the original lane; the analysis module 40 determines whether the vehicle needs to change the lane according to the image information of the original lane or the image information of the original lane according to the vehicle speed information; and when the vehicle needs to change the lane, the prompting module 50 prompts the user.
- the lane change operation is performed to assist the user to drive in accordance with the vehicle speed information based on the text information of the lane or the limited speed information of the lane, thereby improving driving safety.
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Abstract
一种辅助变更车道的方法及装置，该方法包括：获取车辆的位置信息，根据车辆的位置信息判断车辆所处的车道，其中车辆所处的车道为原始车道（S1）；获取车辆的车速信息（S2）；获取原始车道的图像信息（S3）；根据原始车道的图像信息或者根据原始车道的图像信息结合车速信息判断车辆是否需要变更车道（S4）；若判断车辆需要变更车道，则提示用户执行变更车道操作（S5）。该方法能辅助用户按规定车道行驶，提高了驾驶安全性。
Description
技术领域
本发明涉及交通技术领域，尤其涉及一种辅助变更车道的方法及装置。
背景技术
随着社会的发展，车辆在交通运输领域越来越普及，为了提高车辆的行驶安全性，通常将道路分成不同的车道，以适应不同车速的车辆行驶。
不同的车道一般都会有不同的车速，目前，司机在车辆行驶过程中选择行驶车道的时候，一般是通过人为观看道路上的交通标志或者个人习惯来判断，但这种判断结果往往不准确，而且司机在开车时，往往会时快时慢，可能会造成行驶的车速与车道不相匹配，这样很容易引发交通事故。
发明内容
本发明的主要目的在于提供一种辅助变更车道的方法及装置，旨在辅助司机按规定车道行驶，提高驾驶安全性。
为了达到上述目的，本发明提出一种辅助变更车道的方法，包括：
获取车辆的位置信息,根据所述车辆的位置信息判断车辆所处的车道，其中所述车辆所处的车道为原始车道；
获取车辆的车速信息；
获取所述原始车道的图像信息；
根据所述原始车道的图像信息或者根据所述原始车道的图像信息结合所述车速信息判断车辆是否需要变更车道;
若判断车辆需要变更车道,则提示用户执行变更车道操作。
优选地，所述根据所述原始车道的图像信息结合所述车速信息判断车辆是否需要变更车道的步骤包括：
从所述原始车道的图像信息中解析出文字信息；
根据解析出的所述原始车道的文字信息分析得到所述原始车道的限定车速信息；
根据所述车速信息、所述原始车道的限定车速信息分析车辆是否需要变更车道，若所述车速信息与所述原始车道的限定车速信息相对应则不需变更车道；若所述车速信息与所述原始车道的限定车速信息不相对应则需变更车道。
优选地，所述根据所述原始车道的图像信息结合所述车速信息判断车辆是否需要变更车道的步骤之后,还包括：
若车辆需要变更车道,则获取候选车道的图像信息；
从所述候选车道的图像信息中解析出文字信息;
根据解析出的所述候选车道的文字信息分析得到所述候选车道的限定车速信息,以在需要变更车道时,
将车辆变更至所述候选车道。
优选地，所述辅助变更车道的方法还包括：
在判断车辆需要变更车道时，将所述车速信息与候选车道的限定车速信息进行比对，选取比对一致的候选车道作为车辆变更后的车道。
优选地，所述根据所述原始车道的图像信息判断当前车辆是否需要变更车道的步骤包括：
从所述原始车道的图像信息中解析出文字信息；
若根据所述原始车道的文字信息分析的结果为所述原始车道为公交车道或违停车道，则判断车辆需要变更车道。
本发明还提供了一种辅助变更车道的装置，包括：
定位模块，所述定位模块用于获取车辆的位置信息，所述定位模块还用于根据所述车辆的位置信息判断车辆所处的车道，其中所述车辆所处的车道为原始车道；
车速获取模块，所述车速获取模块用于获取车辆的车速信息；
图像获取模块，所述图像获取模块用于获取所述原始车道的图像信息；
分析模块，所述分析模块用于根据所述原始车道的图像信息或者根据所述原始车道的图像信息结合所述车速信息判断车辆是否需要变更车道；
提示模块，所述提示模块用于当所述分析模块判断车辆需要变更车道时，提示用户执行变更车道操作。
优选地，所述分析模块还用于：
从所述原始车道的图像信息中解析出文字信息；
根据解析出的所述原始车道的文字信息分析得到所述原始车道的限定车速信息；
根据所述车速信息、所述原始车道的限定车速信息分析车辆是否需要变更车道，若所述车速信息与所述原始车道的限定车速信息相对应则不需变更车道；若所述车速信息与所述原始车道的限定车速信息不相对应则需变更车道。
优选地，所述图像获取模块还用于获取候选车道的图像信息；
所述分析模块还用于从所述候选车道的图像信息中解析出文字信息，根据解析出来的所述候选车道的文字信息分析得到所述候选车道的限定车速信息，以在需要变更车道时,
将车辆变更至所述候选车道。
优选地，所述分析模块还用于在判断车辆需要变更车道时，将所述车速信息与候选车道的限定车速信息进行比对，选取比对一致的候选车道作为车辆变更后的车道。
优选地，所述分析模块还用于，从所述原始车道的图像信息中解析出文字信息，若根据所述原始车道的文字信息分析的结果为所述原始车道为公交车道或者违停车道，则判断车辆需要变更车道。
本发明实施例提出的辅助变更车道的方法及装置，通过获取车辆的位置信息，根据所述车辆的位置信息判断车辆所处的车道，其中所述车辆所处的车道为原始车道；获取车辆的车速信息；获取原始车道的限定车速信息；根据原始车道的图像信息或者根据所述原始车道的图像信息结合车速信息判断车辆是否需要变更车道；若判断车辆需要变更车道，则提示用户执行变更车道操作，由此辅助用户根据车速信息结合车道的文字信息或者车道的限定车速信息按规定车道行驶，提高了驾驶安全性。
附图说明
图1是本发明辅助变更车道的方法第一实施例的流程示意图；
图2是本发明辅助变更车道的方法第二实施例的流程示意图；
图3是本发明辅助变更车道的装置一实施例的功能模块示意图。
为了使本发明的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本发明进行进一步详细说明。
具体实施方式
应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。
本发明实施例的解决方案主要是：获取车辆的位置信息，根据所述车辆的位置信息判断车辆所处的车道，其中所述车辆所处的车道为原始车道；获取车辆的车速信息；获取所述原始车道的图像信息；根据所述原始车道的图像信息或者根据所述原始车道的图像信息结合所述车速信息判断车辆是否需要变更车道;若判断车辆需要变更车道，则提示用户执行变更车道操作。
具体地，如图1所示，图1为本发明提供的一种辅助变更车道的方法的第一实施例，该方法包括：
步骤S1，获取车辆的位置信息,根据车辆的位置信息判断车辆所处的车道，其中车辆所处的车道为原始车道。
在本第一实施例中，可以通过GPS定位模块或者移动运营网络基站定位模块来获取车辆的位置信息，并通过车辆的位置信息判断出车辆所处的车道，此时车辆所处的车道为原始车道。
步骤S2，获取车辆的车速信息。
在本第一实施例中，可以通过车速获取模块取车辆的车速信息，具体实施时，车速获取模块可以通过在车辆上设置的磁电式车速传感器、霍尔式车速传感器或者光电式车速传感器等中的一种来获取车辆的车速信息。
步骤S3，获取原始车道的图像信息。
在本第一实施例中，可以通过图像获取模块获取原始车道的图像信息，具体实施时，图像获取模块可以通过在车辆上设置的车载摄像头采集原始车道的图像信息。
步骤S4，根据原始车道的图像信息或者根据原始车道的图像信息结合车速信息判断车辆是否需要变更车道。
在获取到车辆的车速信息及原始车道的图像信息后，通过分析模块对原始车道的图像信息进行解析，得到原始车道的用途信息或者原始车道的限定车速信息,如果分析结果为原始车道为公交车道、禁停车道或者应急车道等，则判断车辆需要变更车道；如果分析结果为原始车道的限定车速信息与车辆的车速信息不相对应，则同样判断车辆需要变更车道。
步骤S5，若判断车辆需要变更车道，则提示用户执行变更车道操作。
在本第一实施例中，可以通过语音提示用户需要执行变更车道操作。
本实施例通过上述方案，获取车辆的位置信息,根据车辆的位置信息判断车辆所处的车道，其中车辆所处的车道为原始车道；获取车辆的车速信息；获取原始车道的图像信息；根据原始车道的图像信息或者根据原始车道的图像信息结合车速信息判断车辆是否需要变更车道;若判断车辆需要变更车道,则提示用户执行变更车道操作，辅助用户根据车速信息结合车道的文字信息或者车道的限定车速信息按规定车道行驶，提高了驾驶安全性。
如图2所示，本发明第二实施例提出一种辅助变更车道的方法，该方法基于上述第一实施例，在上述步骤S4，根据原始车道的图像信息或者根据原始车道的图像信息结合车速信息判断车辆是否需要变更车道之后,
若判断车辆需要变更车道，则还包括:
步骤S41，获取候选车道的图像信息。
具体地，本第二实施例可以通过图像获取模块来获取候选车道的图像信息，具体实施时，在车辆上设置车载摄像头，图像获取模块通过车载摄像头获取候选车道的图像信息。
步骤S42，从候选车道的图像信息中解析出文字信息。
本第二实施例中，图像获取模块通过车载摄像头获取到候选车道的图像信息后，通过分析模块从候选车道的图像信息中解析出文字信息。
步骤S43，根据解析出的候选车道的文字信息分析得到候选车道的限定车速信息，以在需要变更车道时,
将车辆变更至候选车道。
步骤S44，将车速信息与候选车道的限定车速信息进行比对，选取比对一致的候选车道作为车辆变更后的车道。
为了使得用户能将车辆变更至合适的车道，本第二实施例在获取到候选车道的限定车速信息后，通过分析模块将车速信息与候选车道的限定车速信息进行一一比对，以选择出与车速最匹配的候选车道作为车辆变更后的车道。
之后，提示用户将当前车道变更为选择的候选车道。
本第二实施例在第一实施例的基础上，通过上述方案，获取候选车道的图像信息；从候选车道的图像信息中解析出文字信息；根据解析出的候选车道的文字信息分析得到候选车道的限定车速信息,以在需要变更车道时,
将车辆变更至候选车道；将车速信息与候选车道的限定车速信息进行比对，选取比对一致的候选车道作为车辆变更后的车道，使得用户能准确地将车辆变更至与车速相匹配的候选车道上行驶，进一步地提高了驾驶的安全性。
综上所述，本发明通过上述方案：获取车辆的位置信息,根据车辆的位置信息判断车辆所处的车道，其中车辆所处的车道为原始车道；获取车辆的车速信息；获取原始车道的图像信息；根据原始车道的图像信息或者根据原始车道的图像信息结合车速信息判断车辆是否需要变更车道;若判断车辆需要变更车道,则提示用户执行变更车道操作，辅助用户根据车速信息结合车道的文字信息或者车道的限定车速信息按规定车道行驶，提高了驾驶安全性。
基于上述辅助变更车道的方法，如图3所示，本发明还提出了一种辅助变更车道的装置，该装置包括：定位模块10、车速获取模块20、图像获取模块30、分析模块40及提示模块50，其中：
作为本发明辅助变更车道的装置的一种较佳实施例，定位模块10用于获取车辆的位置信息，根据车辆的位置信息判断车辆所处的车道,其中车辆所处的车道为原始车道。
在本较佳实施例中，可以通过GPS定位模块或者移动运营网络基站定位模块来获取车辆的位置信息，并通过车辆的位置信息判断出车辆所处的车道，此时车辆所处的车道为原始车道。
车速获取模块20用于获取车辆的车速信息。
作为一种实施方式，车速获取模块20可以通过在车辆上设置的磁电式车速传感器、霍尔式车速传感器或者光电式车速传感器等中的一种来获取车辆的车速信息。
图像获取模块30用于获取原始车道的图像信息。
在本较佳实施例中，图像获取模块30可以通过在车辆上设置的车载摄像头采集原始车道的图像信息。
分析模块40用于根据原始车道的图像信息或者根据原始车道的图像信息结合车速信息判断车辆是否需要变更车道。
在车速获取模块20获取到车辆的车速信息，图像获取模块30获取到原始车道的图像信息后，通过分析模块40对原始车道的图像信息进行解析，得到原始车道的用途信息或者原始车道的限定车速信息，如果通过对用途信息分析得到原始车道为公交车道、禁停车道或者应急车道等，则判断车辆需要变更车道；如果通过对原始车道的限定车速信息分析得到原始车道的限定车速信息与车辆的车速信息不相对应，则同样判断车辆需要变更车道。
提示模块50用于判断车辆需要变更车道时，提示用户执行变更车道操作。
在本较佳实施例中，可以通过语音提示用户需要执行变更车道操作。
本实施例通过上述方案，定位模块获取车辆的位置信息,根据车辆的位置信息判断车辆所处的车道,其中车辆所处的车道为原始车道；车速获取模块20获取车辆的车速信息；图像获取模块30获取原始车道的图像信息；分析模块40根据原始车道的图像信息或者根据原始车道的图像信息结合车速信息判断车辆是否需要变更车道；判断车辆需要变更车道时，提示模块50提示用户执行变更车道操作，辅助用户根据车速信息结合车道的文字信息或者车道的限定车速信息按规定车道行驶，提高了驾驶安全性。
进一步地，本发明辅助变更车道的装置提供了第二实施例，本第二实施例基于上述第一实施例，在分析模块40根据原始车道的图像信息或者根据原始车道的图像信息结合车速信息判断车辆是否需要变更车道之后,
若判断车辆需要变更车道，则图像获取模块30还用于获取候选车道的图像信息。
具体地，本第二实施例可以通过图像获取模块30来获取候选车道的图像信息，具体实施时，可以在车辆上设置车载摄像头，图像获取模块30通过车载摄像头获取候选车道的图像信息。
分析模块40还用于从候选车道的图像信息中解析出文字信息，根据解析出的候选车道的文字信息分析得到候选车道的限定车速信息，以在需要变更车道时,
将车辆变更至候选车道。
进一步地，当确定需要变更车道时，将车速信息与候选车道的限定车速信息进行比对，选取比对一致的候选车道作为车辆变更后的车道。
为了使得用户能将车辆变更至合适的车道，本第二实施例在获取到候选车道的限定车速信息后，通过分析模块40将车速信息与候选车道的限定车速信息进行一一比对，以选择出与车速最匹配的候选车道作为车辆变更后的车道。
之后，提示模块50提示用户将当前车道变更为选择的候选车道。
本实施例通过上述方案，图像获取模块30获取候选车道的图像信息；分析模块40从候选车道的图像信息中解析出文字信息；分析模块40根据解析出的候选车道的文字信息分析得到候选车道的限定车速信息,以在需要变更车道时,
将车辆变更至候选车道；分析模块40将车速信息与候选车道的限定车速信息进行比对，选取比对一致的候选车道作为车辆变更后的车道，使得用户能准确地将车辆变更至与车速相匹配的候选车道上行驶，进一步地提高了驾驶的安全性。
综上所述，本发明通过上述方案，定位模块获取车辆的位置信息,根据车辆的位置信息判断车辆所处的车道,其中车辆所处的车道为原始车道；车速获取模块20获取车辆的车速信息；图像获取模块30获取原始车道的图像信息；分析模块40根据原始车道的图像信息或者根据原始车道的图像信息结合车速信息判断车辆是否需要变更车道；判断车辆需要变更车道时，提示模块50提示用户执行变更车道操作，辅助用户根据车速信息结合车道的文字信息或者车道的限定车速信息按规定车道行驶，提高了驾驶安全性。
以上所述仅为本发明的优选实施例，并非因此限制本发明的专利范围，凡是利用本发明说明书及附图内容所作的等效结构或流程变换，或直接或间接运用在其它相关的技术领域，均同理包括在本发明的专利保护范围内。
Claims (16)
- 一种辅助变更车道的方法，其特征在于，包括：获取车辆的位置信息，根据所述车辆的位置信息判断车辆所处的车道，其中所述车辆所处的车道为原始车道；获取车辆的车速信息；获取所述原始车道的图像信息；根据所述原始车道的图像信息或者根据所述原始车道的图像信息结合所述车速信息判断车辆是否需要变更车道；若判断车辆需要变更车道，则提示用户执行变更车道操作。
- 根据权利要求1所述的辅助变更车道的方法，其特征在于，所述根据所述原始车道的图像信息结合所述车速信息判断车辆是否需要变更车道的步骤包括：从所述原始车道的图像信息中解析出文字信息；根据解析出的所述原始车道的文字信息分析得到所述原始车道的限定车速信息；根据所述车速信息、所述原始车道的限定车速信息分析车辆是否需要变更车道，若所述车速信息与所述原始车道的限定车速信息相对应则不需变更车道；若所述车速信息与所述原始车道的限定车速信息不相对应则需变更车道。
- 根据权利要求2所述的辅助变更车道的方法，其特征在于，所述根据所述原始车道的图像信息结合所述车速信息判断车辆是否需要变更车道的步骤之后，还包括：若车辆需要变更车道，则获取候选车道的图像信息；从所述候选车道的图像信息中解析出文字信息；根据解析出的所述候选车道的文字信息分析得到所述候选车道的限定车速信息，以在需要变更车道时, 将车辆变更至所述候选车道。
- 根据权利要求3所述的辅助变更车道的方法，其特征在于，所述辅助变更车道的方法还包括：在判断车辆需要变更车道时，将所述车速信息与候选车道的限定车速信息进行比对，选取比对一致的候选车道作为车辆变更后的车道。
- 根据权利要求1所述的辅助变更车道的方法，其特征在于，所述根据所述原始车道的图像信息判断当前车辆是否需要变更车道的步骤包括：从所述原始车道的图像信息中解析出文字信息；若根据所述原始车道的文字信息分析的结果为所述原始车道为公交车道或违停车道，则判断车辆需要变更车道。
- 根据权利要求2所述的辅助变更车道的方法，其特征在于，所述根据所述原始车道的图像信息判断当前车辆是否需要变更车道的步骤包括：从所述原始车道的图像信息中解析出文字信息；若根据所述原始车道的文字信息分析的结果为所述原始车道为公交车道或违停车道，则判断车辆需要变更车道。
- 根据权利要求3所述的辅助变更车道的方法，其特征在于，所述根据所述原始车道的图像信息判断当前车辆是否需要变更车道的步骤包括：从所述原始车道的图像信息中解析出文字信息；若根据所述原始车道的文字信息分析的结果为所述原始车道为公交车道或违停车道，则判断车辆需要变更车道。
- 根据权利要求4所述的辅助变更车道的方法，其特征在于，所述根据所述原始车道的图像信息判断当前车辆是否需要变更车道的步骤包括：从所述原始车道的图像信息中解析出文字信息；若根据所述原始车道的文字信息分析的结果为所述原始车道为公交车道或违停车道，则判断车辆需要变更车道。
- 一种辅助变更车道的装置，其特征在于，包括：定位模块，用于获取车辆的位置信息，所述定位模块还用于根据所述车辆的位置信息判断车辆所处的车道，其中所述车辆所处的车道为原始车道；车速获取模块，用于获取车辆的车速信息；图像获取模块，用于获取所述原始车道的图像信息；分析模块，用于根据所述原始车道的图像信息或者根据所述原始车道的图像信息结合所述车速信息判断车辆是否需要变更车道；提示模块，用于当所述分析模块判断车辆需要变更车道时，提示用户执行变更车道操作。
- 根据权利要求9所述的辅助变更车道的装置，其特征在于，所述分析模块还用于：从所述原始车道的图像信息中解析出文字信息；根据解析出的所述原始车道的文字信息分析得到所述原始车道的限定车速信息；根据所述车速信息、所述原始车道的限定车速信息分析车辆是否需要变更车道，若所述车速信息与所述原始车道的限定车速信息相对应则不需变更车道；若所述车速信息与所述原始车道的限定车速信息不相对应则需变更车道。
- 根据权利要求10所述的辅助变更车道的装置，其特征在于，所述图像获取模块还用于获取候选车道的图像信息；所述分析模块还用于从所述候选车道的图像信息中解析出文字信息，根据解析出来的所述候选车道的文字信息分析得到所述候选车道的限定车速信息，以在需要变更车道时, 将车辆变更至所述候选车道。
- 根据权利要求11所述的辅助变更车道的装置，其特征在于，所述分析模块还用于在判断车辆需要变更车道时，将所述车速信息与候选车道的限定车速信息进行比对，选取比对一致的候选车道作为车辆变更后的车道。
- 根据权利要求9所述的辅助变更车道的装置，其特征在于，所述分析模块还用于，从所述原始车道的图像信息中解析出文字信息，若根据所述原始车道的文字信息分析的结果为所述原始车道为公交车道或者违停车道，则判断车辆需要变更车道。
- 根据权利要求10所述的辅助变更车道的装置，其特征在于，所述分析模块还用于，从所述原始车道的图像信息中解析出文字信息，若根据所述原始车道的文字信息分析的结果为所述原始车道为公交车道或者违停车道，则判断车辆需要变更车道。
- 根据权利要求11所述的辅助变更车道的装置，其特征在于，所述分析模块还用于，从所述原始车道的图像信息中解析出文字信息，若根据所述原始车道的文字信息分析的结果为所述原始车道为公交车道或者违停车道，则判断车辆需要变更车道。
- 根据权利要求12所述的辅助变更车道的装置，其特征在于，所述分析模块还用于，从所述原始车道的图像信息中解析出文字信息，若根据所述原始车道的文字信息分析的结果为所述原始车道为公交车道或者违停车道，则判断车辆需要变更车道。
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| CN105046999A (zh) * | 2014-04-22 | 2015-11-11 | 株式会社万都 | 交通标志识别设备及使用该识别设备输出限速的方法 |
| CN104217601A (zh) * | 2014-09-03 | 2014-12-17 | 泰斗微电子科技有限公司 | 一种基于高精度定位的汽车控制提示方法及系统 |
| CN105575150A (zh) * | 2016-01-29 | 2016-05-11 | 深圳市美好幸福生活安全系统有限公司 | 行车安全行为分析方法、预警方法及其装置 |
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