WO2018233065A1

WO2018233065A1 - Parking space guidance method and system

Info

Publication number: WO2018233065A1
Application number: PCT/CN2017/100224
Authority: WO
Inventors: 杜光东
Original assignee: 深圳市盛路物联通讯技术有限公司
Priority date: 2017-06-21
Filing date: 2017-09-01
Publication date: 2018-12-27
Also published as: CN107293148A

Abstract

A parking space guidance method and system, comprising: a parking guidance system queries from a database a type of parking space that is pre-reported by a communication terminal and in which a driver has parked well, and queries all vacant parking spaces that match the type of parking space the communication terminal reports and that are within a specified distance from the current vehicle position (202); the parking guidance system marks and issues the positions of all of the queried vacant parking spaces to the communication terminal so that a driver of a vehicle in which the communication terminal is located selects a target vacant parking space from all of the vacant parking spaces according to the position identifiers of all of the found vacant parking spaces (203); and the parking guidance system generates a parking space guidance path between the target vacant parking space and the current vehicle position and transmits the same to the communication terminal for parking space guidance (204). With the present application, it is possible to conveniently find a parking space that meets the driving skill of a driver and matches the type of the parking space, thereby improving the utilization rate of parking spaces.

Description

Parking space guiding method and system

Technical field

The present invention relates to the field of Internet of Things technologies, and in particular, to a parking space guidance method and system.

Background technique

At present, with the continuous improvement of people's living standards, China's rigid demand for automobiles has remained strong, and car ownership has maintained a rapid growth trend. In 2016, the number of newly registered cars reached 27.52 million, and the net increase of possession was 22.12 million. The highest level. There are 49 cities in the country with more than 1 million vehicles, 18 cities with more than 2 million cars, and 6 cities with more than 3 million cars. Among them, 18 cities with more than 2 million cars are Beijing, Chengdu, Chongqing, Shanghai, Shenzhen, Suzhou, Tianjin, Zhengzhou, Xi'an, Hangzhou, Wuhan, Guangzhou, Shijiazhuang, Dongguan, Nanjing, Qingdao, Ningbo, Foshan. . In the process of maintaining a rapid growth in car ownership, more and more parking lots have been gradually developed in order to facilitate the parking of people. In practice, it is found that it is often difficult for drivers to easily find a parking space that matches the type of parking space (such as a non-shaped parking space, a one-shaped parking space or a slanted parking space) that matches their own parking skills, which is not conducive to lifting parking. Bit utilization.

Summary of the invention

The embodiment of the invention discloses a parking space guiding method and system, which can conveniently find a parking space with a matching parking space type that meets the driver's own parking skill, thereby improving the utilization rate of the parking space.

A first aspect of the embodiments of the present invention discloses a parking space guiding method, including:

The communication terminal reports a parking request to the parking guidance system, where the parking request includes a current vehicle location of the vehicle where the communication terminal is located;

The parking guidance system queries, from the database, the type of parking space that the driver pre-reported by the communication terminal is good at parking, and the parking space type includes a non-shaped parking space, a one-shaped parking space or a diagonal parking space. Any one of; and querying all free parking spaces within a specified distance from the current vehicle location and matching the parking space type;

And the parking guidance system sends the location identifiers of all the idle parking spaces to the communication terminal, so that the driver of the vehicle where the communication terminal is located identifies the all idle parkings according to the location identifiers of all the free parking spaces. Select the target free parking space in the position;

The parking guidance system generates a parking space guiding route between the target free parking space and the current vehicle location and sends the parking space guidance to the communication terminal for parking space guidance.

As an optional implementation manner, in the first aspect of the embodiments of the present invention, the parking guidance system After the parking space guiding route between the target free parking space and the current vehicle location is generated and sent to the communication terminal for parking space guidance, the method further includes:

The parking guidance system determines whether the communication terminal belongs to a communication terminal of a customized weather information receiving service, and if so, the parking guidance system determines whether the current workload of the parking guidance system exceeds a work specified by the parking guidance system load;

If the current workload of the parking guidance system does not exceed the workload specified by the parking guidance system, the parking guidance system initiates, by the weather information inquiry port, the weather service system corresponding to the weather information inquiry port, including the target idle Weather information inquiry request for parking space;

The parking guidance system receives weather information of a preset duration corresponding to the target free parking space returned by the weather service system through the weather information inquiry port;

The parking guidance system sends the weather information of the preset duration corresponding to the target free parking space to the communication terminal.

As an optional implementation manner, in the first aspect of the embodiment of the present invention, before the communications terminal reports the parking request to the parking guidance system, the method further includes:

Receiving, by the communication terminal, at least two different positioning interfaces configured by the communication terminal in response to a parking space search command input by a driver of the vehicle where the communication terminal is located; and transmitting a positioning request to the at least two different positioning interfaces And each of the positioning interfaces is configured to send the received positioning request to the corresponding positioning server, and obtain the location information sent by the positioning server corresponding to the at least one positioning interface, and obtain the response from the first moment to the second moment. Time, the moment when the first moment sends a positioning request for each positioning interface, the second moment is the moment when each positioning interface receives the location information; and compares the response time corresponding to each positioning interface with the response threshold, and The position information with the highest positioning accuracy is extracted from the position information received by the positioning interface whose response time does not exceed the response threshold as the current vehicle position.

As an optional implementation manner, in a first aspect of the embodiment of the present invention, the communication terminal acquires at least two configurations of the communication terminal in response to a parking space search instruction input by a driver of a vehicle where the communication terminal is located Before the different positioning interfaces, the method further includes:

The communication terminal determines whether the duration of the continuous driving of the vehicle where the communication terminal is located exceeds a specified duration, and if so, prompts the driver of the vehicle where the communication terminal is located to stop; if not, the communication terminal identifies the vehicle where the communication terminal is located Whether the driver's mood is stable, if the mood is unstable, prompting the driver to stop; if the mood is stable, the communication terminal collects a frame of the driver's face image at a specified time, and from the face Determining a human eye positioning rectangle in the image, and calculating an area of the human eye positioning rectangle, determining a degree of clogging of the driver's eyes according to a threshold value, and evaluating the human eye according to the degree of clogging of the driver's eyes Fatigue degree value, and based on the degree of fatigue of the human eye The driver's eyes are broken, and if fatigued, the driver is prompted to stop.

As an optional implementation manner, in the first aspect of the embodiment of the present invention, the communications terminal reports a parking request to the parking guidance system, including:

The communication terminal scans whether a relay node is preset in the surrounding environment, and if the relay node is set in advance, detecting whether the relay node is configured with an open access period, if the relay node is configured with Determining, by the open access period, whether a current system time of the communication terminal is located in the open access period in which the relay node is configured;

If the current system time of the communication terminal is located in the open access period in which the relay node is configured, detecting whether the number of terminals currently accessed by the relay node exceeds a maximum terminal specified by the relay node Number of accesses;

If the number of terminals currently accessed by the relay node does not exceed the maximum number of terminal accesses specified by the relay node, the communication terminal establishes a wireless connection with the relay node, and After the node reports the parking request, the relay node encrypts the parking request and sends the parking request to the parking guidance system.

A second aspect of the embodiments of the present invention discloses a parking space guidance system, including a communication terminal and a parking guidance system, wherein:

The communication terminal is configured to report a parking request to the parking guidance system, where the parking request includes a current vehicle location of a vehicle where the communication terminal is located;

The parking guidance system is configured to query, from a database, a type of parking space that the driver pre-reported by the communication terminal is good at parking, and the parking space type includes a non-shaped parking space, a one-shaped parking space or a diagonal line type. Any one of the parking spaces; and arranging all free parking spaces within a specified distance from the current vehicle location and matching the parking space type;

The parking guidance system is further configured to send the location identifiers of all the idle parking spaces to the communication terminal, so that the driver of the vehicle where the communication terminal is located is identified according to the location of all the free parking spaces. Select the target free parking space among all the free parking spaces;

The parking guidance system is further configured to generate a parking space guiding route between the target idle parking space and the current vehicle location and send the parking space to the communication terminal for parking space guidance.

As an optional implementation manner, in the second aspect of the embodiment of the present invention:

The parking guidance system is further configured to determine whether the communication terminal belongs after generating a parking space guiding route between the target free parking space and the current vehicle location and transmitting the parking space guidance to the communication terminal a communication terminal that has customized the weather information receiving service, if so, determining whether the current workload of the parking guidance system exceeds a workload specified by the parking guidance system; if the current workload of the parking guidance system does not exceed the parking Direct the system to specify the workload, through the day The air information query port initiates a weather information query request including the target free parking space to the weather service system corresponding to the weather information inquiry port; and receives the target idle parking returned by the weather service system through the weather information inquiry port The weather information of the preset duration is corresponding to the location; the weather information of the preset duration corresponding to the target free parking space is sent to the communication terminal.

The communication terminal is further configured to acquire at least two different positioning interfaces configured by the communication terminal in response to a parking space search instruction input by a driver of the vehicle where the communication terminal is located before reporting the parking request to the parking guidance system. And sending a positioning request to the at least two different positioning interfaces, so as to trigger each positioning interface to separately send the received positioning request to the corresponding positioning server; and acquiring the positioning server corresponding to the at least one positioning interface. Sending the location information, and obtaining the response time from the first time to the second time, the first time is a time for sending a positioning request for each positioning interface, and the second time is a time when each positioning interface receives the location information; The response time corresponding to each positioning interface is compared with the response threshold, and the position information with the highest positioning accuracy is extracted from the position information received by the positioning interface whose response time does not exceed the response threshold as the current vehicle position.

The communication terminal is further configured to determine, before the at least two different positioning interfaces configured by the communication terminal, the parking space search command input by the driver of the vehicle where the communication terminal is located, Whether the duration of the continuous driving exceeds the specified length of time, if it is exceeded, prompting the driver of the vehicle where the communication terminal is located to stop; if not, identifying whether the mood of the driver of the vehicle where the communication terminal is located is stable, if the emotion is unstable, prompting the The driver stops; if the emotion is stable, one frame of the driver's face image is collected every specified time, and the human eye positioning rectangle is determined from the face image, and the area of the human eye positioning rectangle is calculated. Determining a degree of clogging of the driver's eyes based on a threshold value, and evaluating a degree of eye fatigue level based on a degree of clogging of the driver's eyes, and determining the driver's eyes based on the human eye fatigue level value Whether it is fatigue, if fatigue, prompt the driver to stop.

The manner in which the communication terminal reports the parking request to the parking guidance system is specifically:

The communication terminal is configured to scan whether a relay node is preset in the surrounding environment, and if the relay node is preset, detecting whether the relay node is configured with an open access period, if the relay node Configuring the open access period, identifying whether the current system time of the communication terminal is located in the open access period in which the relay node is configured; if the current system time of the communication terminal is located in the Detecting, in the open access period in which the node is configured, whether the number of terminals currently accessed by the relay node exceeds a maximum number of terminal accesses specified by the relay node; if the relay node The number of currently accessed terminals does not exceed the maximum number of terminal accesses specified by the relay node, establishing a wireless connection with the relay node, and reporting a parking request to the relay node, The node sends the parking request to the parking guidance system after encrypting the parking request.

Compared with the prior art, the embodiment of the invention has the following beneficial effects:

In the embodiment of the present invention, the parking guidance system may query, from the database, the type of parking space that the driver pre-reported by the communication terminal is good at parking, and query the distance between the current vehicle position reported by the communication terminal within a specified distance, All idle parking spaces matching the parking space type; and, the location identifiers of all the vacant parking spaces that are queried can be sent to the communication terminal, so that the driver of the vehicle where the communication terminal is located is based on all the vacant parking spaces found. The location identifier selects a target free parking space from all the vacant parking spaces found; further, the parking guidance system can generate a parking space guiding route between the target free parking space and the current vehicle location and send it to the communication terminal for parking space guidance. It can be seen that, by implementing the embodiments of the present invention, it is convenient to find a parking space with a matching type of parking spaces that meets the driver's own parking skill, thereby improving the utilization rate of the parking space.

DRAWINGS

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings to be used in the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without paying any creative work.

1 is a schematic flow chart of a parking space guiding method disclosed in an embodiment of the present invention;

2 is a schematic flow chart of another parking space guiding method disclosed in an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a parking space guidance system according to an embodiment of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

The embodiment of the invention discloses a parking space guiding method and system, which can conveniently find a parking space with a matching parking space type that meets the driver's own parking skill, thereby improving the utilization rate of the parking space. The details are described below separately.

Embodiment 1

Please refer to FIG. 1. FIG. 1 is a schematic flowchart diagram of a parking space guiding method according to an embodiment of the present invention. As shown in FIG. 1, the parking space guiding method may include the following steps:

101. The communication terminal reports a parking request to the parking guidance system, where the parking request includes a current vehicle location of the vehicle where the communication terminal is located.

In the embodiment of the invention, the wireless communication module built in the communication terminal can input the upper frequency point 470MHz and the lower frequency point 510MHz during production, so that the wireless communication module can automatically define the communication frequency band as 470MHz~510MHz to conform to the Chinese SRRC standard. Or; can also input the upper frequency point 868MHz, the lower frequency point 908MHz, so the wireless communication module can automatically define the communication frequency band as 868MHz ~ 908MHz, in order to comply with the European ETSI standard; or, you can input the upper frequency point 918MHz, the next The frequency is 928MHz, so the wireless communication module can automatically define the communication frequency band as 918MHz ~ 928MHz to meet the requirements of the US FCC standard; or, the communication frequency band of the wireless communication module can also be defined as complying with the Japanese ARIB standard or the Canadian IC standard. The embodiment of the invention is not limited.

In the embodiment of the present invention, the communication terminal may use Frequency Division Multiple Access (FDMA), Frequency-Hopping Spread Spectrum (FHSS), Dynamic Time Division Multiple Access (DTDMA), and backoff. A multiplexing (CSMA) method is used to solve the interference problem, which is not limited in the embodiment of the present invention.

As an optional implementation manner, before the communication terminal reports the parking request to the parking guidance system, the communication terminal may perform the following steps:

The communication terminal can obtain at least two different positioning interfaces configured by the communication terminal in response to the parking space search command input by the driver of the vehicle where the communication terminal is located; for example, at least two different positioning interfaces may include a nlpservice positioning interface of Baidu, The high-definition nlpservice positioning interface, Google's nlpservice positioning interface, and the like are not limited in the embodiment of the present invention;

And the communication terminal sends the location request to the at least two different positioning interfaces to trigger each positioning interface to separately send the received positioning request to the corresponding positioning server; and acquire the positioning server corresponding to the at least one positioning interface. Sending the location information, and obtaining the response time from the first time to the second time, the first time is a time for sending a positioning request for each positioning interface, and the second time is a time when each positioning interface receives the location information;

And, the communication terminal compares the response time corresponding to each positioning interface with the response threshold, and extracts the location information with the highest positioning accuracy from the location information received by the positioning interface whose response time does not exceed the response threshold as the current vehicle location.

In the embodiment of the present invention, the implementation of the foregoing embodiment can accurately acquire the current vehicle position and improve the positioning accuracy.

As an optional implementation manner, before the communication terminal responds to the parking space search command input by the driver of the vehicle where the communication terminal is located, and obtains at least two different positioning interfaces configured by the communication terminal, the communication terminal may perform the following steps:

The communication terminal determines whether the duration of the continuous driving of the vehicle where the communication terminal is located exceeds a specified duration (for example, 3 hours), and if so, prompts the driver of the vehicle where the communication terminal is located to stop; if not, the communication terminal can identify the driver of the vehicle where the communication terminal is located Whether the mood is stable, if the mood is unstable, the communication terminal can prompt the driver to stop; if the mood is stable, the communication terminal can collect a face image of the driver at a specified time (such as 120ms) and determine from the face image. The human eye locates the rectangle, calculates the area of the human eye positioning rectangle, determines the degree of closure of the driver's eyes according to the threshold value, and evaluates the degree of eye fatigue according to the degree of closure of the driver's eyes, and based on the degree of human eye fatigue. The value determines whether the driver's eyes are fatigued, and if fatigue, prompts the driver to stop; accordingly, the driver can input a parking space search command to the communication terminal according to the prompt, thereby avoiding the driver's long-term driving or the driver's emotional instability. Or eye fatigue is prone to driving accidents.

In the embodiment of the present invention, the manner in which the communication terminal identifies whether the emotion of the driver of the vehicle where the communication terminal is located is stable:

The communication terminal detects the driver's electrocardiogram data sent by the wearer (such as a wristband) worn by the driver of the vehicle where the communication terminal is located; for example, the communication terminal can detect whether the travel time of the vehicle where the communication terminal is located exceeds a preset duration, if For a preset duration, the communication terminal can detect whether the communication terminal establishes a communication connection with a wearable device (such as a wristband) worn by a driver of the vehicle where the communication terminal is located, and if so, the communication terminal can notify the driver to wear the wearable device to send the driving to the communication terminal. Electrocardiogram data of the staff;

And, the communication terminal can perform denoising processing on the electrocardiogram data, and extract an R wave peak in the degaussed ECG data by using an electrocardiogram R wave extraction algorithm, and calculate between adjacent R waves in the degaussed ECG data. RR spacing; and, calculating the frequency domain index, time domain index and non-linear index of RR spacing; wherein the frequency domain indicator includes parasympathetic nerve activity index, the time domain index includes short-range heart rate variability index; the short-range heart rate variability index obtains RR The root mean square of the sum of the squared differences of the gaps is calculated; the parasympathetic nerve activity index is calculated by the fast Fourier transform; the nonlinear index is calculated by the fractal dimension calculation method;

And the communication terminal can analyze the emotional activity value of the user according to the frequency domain index, the time domain index and the non-linear index; wherein the vitality value is a multiple linear regression equation established according to the time domain index, the frequency domain index and the nonlinear index. Calculating the value; and, based on the vitality value, identifying whether the user's mood is unstable.

In the embodiment of the present invention, the implementation of the above embodiment can accurately identify whether the driver's emotion is stable.

As an optional implementation manner, the communication terminal can report the parking request to the parking guidance system. think:

The communication terminal scans whether a relay node is preset in the surrounding environment. If a relay node is set in advance, detecting whether the relay node is configured with an open access period, if the relay node is configured with an open access period, identifying the communication terminal Whether the current system time is within the open access period in which the relay node is configured;

If the current system time of the communication terminal is located in the open access period in which the relay node is configured, detecting whether the number of terminals currently accessed by the relay node exceeds the maximum terminal access number specified by the relay node; if the current status of the relay node The number of accessed terminals does not exceed the maximum number of terminal accesses specified by the relay node, the communication terminal establishes a wireless connection with the relay node, and reports a parking request to the relay node, and the relay node encrypts the parking request. Send to the parking guidance system.

In the embodiment of the present invention, the relay node encrypts the parking request and sends the parking request to the parking guidance system to avoid the communication terminal directly establishing a long-distance communication connection with the parking guidance system, thereby avoiding the communication terminal directly communicating with the parking guidance system. The greater power consumption comes.

102. The parking guidance system queries, from the database, the type of parking space that the driver pre-reports that the communication terminal is good at parking, and the parking space type includes any one of a non-shaped parking space, a one-shaped parking space or a diagonal parking space. And, all free parking spaces that are within a specified distance from the current vehicle location and that match the parking space type are queried.

In practical applications, different drivers' own parking skills are usually different. Some drivers will be good at parking in non-shaped parking spaces, while some drivers will be good at parking in one-shaped parking spaces, while some driving The staff will be good at parking in a slanted parking space. For example, if the type of parking space reported by the pre-recorded communication terminal in the database is non-character parking space, the parking guidance system can query the distance from the current vehicle position at a specified distance (such as 1 km). All free non-character parking spaces within).

103. The parking guidance system sends the location identifiers of all the vacant parking spaces that are queried to the communication terminal, so that the driver of the vehicle where the communication terminal is located selects the target free parking spaces from all the vacant parking spaces according to the location identifiers of all the vacant parking spaces. .

104. The parking guidance system generates a parking space guiding route between the target idle parking space and the current vehicle location, and sends the parking space guidance route to the communication terminal for parking space guidance.

It can be seen that implementing the method described in FIG. 1 can conveniently find a parking space with a matching type of parking space that meets the driver's own parking skill, thereby improving the utilization rate of the parking space.

It can be seen that implementing the method described in FIG. 1 can accurately identify whether the driver's emotion is stable and recognize whether the driver's eyes are fatigued, thereby avoiding the occurrence of a driving accident due to the driver's emotional instability or eye fatigue.

It can be seen that implementing the method described in FIG. 1 can avoid the large power consumption caused by the communication terminal directly communicating with the parking guidance system.

Embodiment 2

Please refer to FIG. 2. FIG. 2 is a schematic flowchart diagram of another parking space guiding method according to an embodiment of the present invention. As shown in FIG. 2, the parking space guiding method may include the following steps:

201. The communication terminal reports a parking request to the parking guidance system, where the parking request includes a current vehicle location of the vehicle where the communication terminal is located.

The communication terminal determines whether the duration of the continuous driving of the vehicle where the communication terminal is located exceeds a specified duration (for example, 3 hours), and if so, prompts the driver of the vehicle where the communication terminal is located to stop; if not, the communication terminal can identify the driver of the vehicle where the communication terminal is located Whether the mood is stable, if the mood is unstable, the communication terminal can prompt the driver to stop; if the mood is stable, the communication terminal can collect a face image of the driver at a specified time (such as 120ms) and determine from the face image. The human eye locates the rectangle, calculates the area of the human eye positioning rectangle, determines the degree of closure of the driver's eyes according to the threshold value, and evaluates the degree of eye fatigue according to the degree of closure of the driver's eyes, and based on the degree of human eye fatigue. Value to judge the driver's eye Whether the eye is tired, if fatigue, prompt the driver to stop; accordingly, the driver can input the parking space search command to the communication terminal according to the prompt, thereby avoiding the driver's long-term driving or the driver's emotional instability or eye fatigue. A driving accident occurred.

The communication terminal detects the electrocardiogram data of the driver transmitted by the wearable device (such as a wristband) worn by the driver of the vehicle where the communication terminal is located;

As an optional implementation manner, the manner in which the communication terminal reports the parking request to the parking guidance system may be:

202. The parking guidance system queries, from the database, the type of parking space that the driver pre-reports the terminal that is good at parking, and the parking space type includes any one of a non-shaped parking space, a one-shaped parking space or a diagonal parking space. And, all free parking spaces that are within a specified distance from the current vehicle location and that match the parking space type are queried.

203. The parking guidance system sends the location identifiers of all the vacant parking spaces that are queried to the communication terminal, so that the driver of the vehicle where the communication terminal is located selects the target free parking spaces from all the vacant parking spaces according to the location identifiers of all the vacant parking spaces. .

204. The parking guidance system generates a parking space guiding route between the target idle parking space and the current vehicle location, and sends the parking space guidance route to the communication terminal for parking space guidance.

205. The parking guidance system determines whether the communication terminal belongs to the communication terminal of the customized weather information receiving service. If yes, step 206 is performed; if not, the process ends.

206. The parking guidance system determines whether the current workload of the parking guidance system exceeds the workload specified by the parking guidance system. If yes, the process ends; if not, steps 207 to 208 are performed.

207. The parking guidance system initiates a weather information query request including the target free parking space to the weather service system corresponding to the weather information inquiry port through the weather information inquiry port; and receives the pre-corresponding corresponding to the target free parking space returned by the weather service inquiry port through the weather information inquiry port. Weather information for a duration (such as 1 day).

208. The parking guidance system sends the weather information of the preset duration corresponding to the target free parking space to the communication terminal.

Step 206 and step 208 are implemented to enable the driver to predict the weather information of the preset duration (such as 1 day) corresponding to the target free parking space in advance, so that the vehicle protection preparation during parking can be prepared to prevent the vehicle from being damaged by bad weather. damage.

It can be seen that by implementing the method described in FIG. 2, it is convenient to find a parking space with a matching type of parking spaces that meets the driver's own parking skill, thereby improving the utilization rate of the parking space.

It can be seen that implementing the method described in FIG. 2 can accurately identify whether the driver's emotion is stable and recognize whether the driver's eyes are fatigued, thereby avoiding a driving accident easily caused by the driver's emotional instability or eye fatigue.

It can be seen that implementing the method described in FIG. 2 can avoid the large power consumption caused by the communication terminal directly communicating with the parking guidance system.

It can be seen that implementing the method described in FIG. 2 can enable the driver to predict in advance the weather information of the preset duration (eg, 1 day) corresponding to the target free parking space, so that the vehicle protection preparation during parking can be prepared to avoid the bad weather of the vehicle. Cause damage.

Embodiment 3

Please refer to FIG. 3. FIG. 3 is a schematic structural diagram of a parking space guidance system according to an embodiment of the present invention. As shown in Figure 3, the system can include:

Communication terminal 301 and parking guidance system 302, wherein:

The communication terminal 301 is configured to report a parking request to the parking guidance system 302, where the parking request includes a current vehicle location of the vehicle where the communication terminal 301 is located;

The parking guidance system 302 is configured to query, from the database, the type of parking space that the driver pre-reported by the communication terminal 301 is good at parking, and the parking space type includes a non-shaped parking space, a one-shaped parking space or a diagonal parking space. Any one of; and querying all free parking spaces within a specified distance from the current vehicle location and matching the parking space type;

The parking guidance system 302 is further configured to send the location identifiers of all the vacant parking spaces that are queried to the communication terminal 301, so that the driver of the vehicle where the communication terminal 301 is located is identified from all the vacant parking spaces according to the location of all the vacant parking spaces. Select the target free parking space;

The parking guidance system 302 is further configured to generate a parking space guiding route between the target free parking space and the current vehicle location and send the information to the communication terminal 301 for parking space guidance.

As an alternative embodiment, in the parking guidance system described in Figure 3:

The parking guidance system 302 is further configured to determine whether the communication terminal 301 belongs to the customized weather information receiving service after generating the parking space guiding route between the target idle parking space and the current vehicle location and transmitting the parking space guidance to the communication terminal 301. The communication terminal, if present, determines whether the current workload of the parking guidance system exceeds the workload specified by the parking guidance system 302; if the current workload of the parking guidance system does not exceed the workload specified by the parking guidance system 302, the weather information is queried through the port. The weather service system corresponding to the weather information inquiry port initiates a weather information inquiry request including the target free parking space; the weather service system receives the weather information corresponding to the preset idle time space corresponding to the target free parking space returned by the weather information inquiry port; and the target free parking space The weather information corresponding to the preset duration is sent to the communication terminal 301, so that the driver can predict the weather information of the preset duration (such as 1 day) corresponding to the target free parking space in advance, so that the vehicle protection preparation for parking can be prepared. In order to avoid the vehicle being evil Weather damage.

The communication terminal 301 is further configured to acquire at least two different positioning interfaces configured by the communication terminal 301 by responding to the parking space search command input by the driver of the vehicle where the communication terminal 301 is located before reporting the parking request to the parking guidance system 302; The positioning request is sent to the at least two different positioning interfaces, so that each positioning interface is triggered to send the received positioning request to the corresponding positioning server, and the location information sent by the positioning server corresponding to the at least one positioning interface is obtained. Obtaining a response time from the first time to the second time, where the first time is a time for sending a positioning request for each positioning interface, and the second time is a time for each positioning interface to receive the location information; and, The response time corresponding to the interface is compared with the response threshold, and the location information with the highest positioning accuracy is extracted from the location information received by the positioning interface whose response time does not exceed the response threshold as the current vehicle location.

The communication terminal 301 is further configured to determine whether the duration of the vehicle in which the communication terminal is located exceeds before the at least two different positioning interfaces configured by the communication terminal 301 are obtained in response to the parking space search command input by the driver of the vehicle where the communication terminal 301 is located. Specify the length of time, if it exceeds, prompt the driver of the vehicle where the communication terminal is located to stop; if not, identify whether the driver's mood of the vehicle where the communication terminal is located is stable, if the mood is unstable, prompt the driver to stop; if the mood is stable, every time specified Collecting a frame of the driver's face image, and determining a human eye positioning rectangle from the face image, and calculating an area of the human eye positioning rectangle, and determining the driver's eyes according to the threshold a degree of closure, and a value of the degree of eye fatigue according to the degree of closure of the driver's eyes, and determining whether the driver's eyes are fatigued based on the human eye fatigue level value, and if fatigue, prompting the driver parking.

The manner in which the communication terminal 301 reports the parking request to the parking guidance system 302 is specifically as follows:

The communication terminal 301 is configured to scan whether a relay node is preset in the surrounding environment, and if a relay node is preset, detecting whether the relay node is configured with an open access period, if the relay node is configured Determining, by the open access period, whether a current system time of the communication terminal is located in the open access period in which the relay node is configured; if a current system time of the communication terminal is located in the relay node During the configured open access period, detecting whether the number of terminals currently accessed by the relay node exceeds the maximum number of terminal access specified by the relay node; if the terminal currently accessed by the relay node The number does not exceed the maximum number of terminal accesses specified by the relay node, establishes a wireless connection with the relay node, and reports a parking request to the relay node, and the parking node performs the parking The request is encrypted and sent to the parking guidance system.

The parking guidance system 302 is further configured to automatically stop according to the actual parking time and target of the vehicle where the communication terminal 301 is located in the target free parking space when the vehicle where the communication terminal 301 is located is away from the target free parking space. The parking fee amount per unit time specified by the parking space is calculated and the parking fee is deducted from the electronic account number bound to the communication terminal 301, thereby realizing the unmanned parking fee and improving the charging management efficiency.

It can be seen that implementing the system described in FIG. 3 can conveniently find a parking space with a matching type of parking space that meets the driver's own parking skill, thereby improving the utilization rate of the parking space.

It can be seen that implementing the system described in FIG. 3 can accurately identify whether the driver's emotion is stable and recognize whether the driver's eyes are fatigued, thereby avoiding a driving accident easily due to the driver's emotional instability or eye fatigue.

It can be seen that implementing the system described in FIG. 3 can avoid the large power consumption caused by the communication terminal 301 directly communicating with the parking guidance system 302.

It can be seen that implementing the system described in FIG. 3 can enable the driver to predict in advance the weather information of the preset duration (eg, 1 day) corresponding to the target parking space, so that the vehicle protection preparation during parking can be prepared to avoid the vehicle being caused by bad weather. damage.

One of ordinary skill in the art can understand that all or part of the various methods of the above embodiments can be completed by a program to instruct related hardware, the program can be stored in a computer readable storage medium, and the storage medium includes read only Read-Only Memory (ROM), Random Access Memory (RAM), Programmable Read-Only Memory (PROM), Erasable Programmable Read Only Memory (Erasable Programmable Read Only Memory) EPROM), One-Time Programmable Read-Only Memory (OTPROM), Electronically-Erasable Programmable Read-Only Memory (EEPROM), Read-Only Disc (Compact Disc) Read-Only Memory (CD-ROM) or other optical disc storage, disk storage, magnetic tape storage, or any other medium readable by a computer that can be used to carry or store data.

The parking space guidance method and system disclosed in the embodiments of the present invention are described in detail. The principles and implementations of the present invention are described in the following. The description of the above embodiments is only used to help understand the present invention. The method and its core idea; at the same time, those skilled in the art, according to the idea of the present invention, there will be changes in the specific implementation and application scope. In summary, the content of the specification should not be understood as Limitations of the invention.

Claims

A parking space guiding method, comprising:

The communication terminal reports a parking request to the parking guidance system, where the parking request includes a current vehicle location of the vehicle where the communication terminal is located;

The parking guidance system queries, from the database, the type of parking space that the driver pre-reported by the communication terminal is good at parking, and the parking space type includes a non-shaped parking space, a one-shaped parking space or a diagonal parking space. Any one of; and querying all free parking spaces within a specified distance from the current vehicle location and matching the parking space type;

And the parking guidance system sends the location identifiers of all the idle parking spaces to the communication terminal, so that the driver of the vehicle where the communication terminal is located identifies the all idle parkings according to the location identifiers of all the free parking spaces. Select the target free parking space in the position;

The parking guidance system generates a parking space guiding route between the target free parking space and the current vehicle location and sends the parking space guidance to the communication terminal for parking space guidance.
The parking space guiding method according to claim 1, wherein the parking guidance system generates a parking space guiding route between the target free parking space and the current vehicle position and sends the parking space guidance path to the communication terminal for parking. After the bit guidance, the method further includes:

The parking guidance system determines whether the communication terminal belongs to a communication terminal of a customized weather information receiving service, and if so, the parking guidance system determines whether the current workload of the parking guidance system exceeds a work specified by the parking guidance system load;

If the current workload of the parking guidance system does not exceed the workload specified by the parking guidance system, the parking guidance system initiates, by the weather information inquiry port, the weather service system corresponding to the weather information inquiry port, including the target idle Weather information inquiry request for parking space;

The parking guidance system receives weather information of a preset duration corresponding to the target free parking space returned by the weather service system through the weather information inquiry port;

The parking guidance system sends the weather information of the preset duration corresponding to the target free parking space to the communication terminal.
The parking space guidance method according to claim 1 or 2, wherein before the communication terminal reports the parking request to the parking guidance system, the method further includes:

Receiving, by the communication terminal, at least two different positioning interfaces configured by the communication terminal in response to a parking space search command input by a driver of the vehicle where the communication terminal is located; and transmitting a positioning request to the at least two different positioning interfaces And each of the positioning interfaces is configured to send the received positioning request to the corresponding positioning server, and obtain the location information sent by the positioning server corresponding to the at least one positioning interface, and obtain the response from the first moment to the second moment. Time, the first moment is sent for each positioning interface The time at which the positioning request is sent, the second time is the time at which each positioning interface receives the location information; and the response time corresponding to each positioning interface is compared with the response threshold, and the positioning interface whose response time does not exceed the response threshold The position information with the highest positioning accuracy is extracted from the received position information as the current vehicle position.
The parking space guiding method according to claim 3, wherein the communication terminal acquires at least two different positionings of the communication terminal configuration in response to a parking space search command input by a driver of the vehicle in which the communication terminal is located Before the interface, the method further includes:

The communication terminal determines whether the duration of the continuous driving of the vehicle where the communication terminal is located exceeds a specified duration, and if so, prompts the driver of the vehicle where the communication terminal is located to stop; if not, the communication terminal identifies the vehicle where the communication terminal is located Whether the driver's mood is stable, if the mood is unstable, prompting the driver to stop; if the mood is stable, the communication terminal collects a frame of the driver's face image at a specified time, and from the face Determining a human eye positioning rectangle in the image, and calculating an area of the human eye positioning rectangle, determining a degree of clogging of the driver's eyes according to a threshold value, and evaluating the human eye according to the degree of clogging of the driver's eyes A fatigue level value, and determining whether the driver's eyes are fatigued based on the human eye fatigue level value, and prompting the driver to stop if fatigue occurs.
The parking space guidance method according to any one of claims 1 to 4, wherein the communication terminal reports a parking request to the parking guidance system, including:

The communication terminal scans whether a relay node is preset in the surrounding environment, and if the relay node is set in advance, detecting whether the relay node is configured with an open access period, if the relay node is configured with Determining, by the open access period, whether a current system time of the communication terminal is located in the open access period in which the relay node is configured;

If the current system time of the communication terminal is located in the open access period in which the relay node is configured, detecting whether the number of terminals currently accessed by the relay node exceeds a maximum terminal specified by the relay node Number of accesses;

If the number of terminals currently accessed by the relay node does not exceed the maximum number of terminal accesses specified by the relay node, the communication terminal establishes a wireless connection with the relay node, and After the node reports the parking request, the relay node encrypts the parking request and sends the parking request to the parking guidance system.
A parking space guidance system, comprising: a communication terminal and a parking guidance system, wherein:

The communication terminal is configured to report a parking request to the parking guidance system, where the parking request includes a current vehicle location of a vehicle where the communication terminal is located;

The parking guidance system is configured to query, from the database, the driver that is pre-reported by the communication terminal a parking space type that is good at parking, the parking space type includes any one of a non-shaped parking space, a one-shaped parking space, or a diagonal parking space; and, the distance between the current vehicle position and the current vehicle position is queried All free parking spaces within a specified distance that match the type of parking space;

The parking guidance system is further configured to send the location identifiers of all the idle parking spaces to the communication terminal, so that the driver of the vehicle where the communication terminal is located is identified according to the location of all the free parking spaces. Select the target free parking space among all the free parking spaces;

The parking guidance system is further configured to generate a parking space guiding route between the target idle parking space and the current vehicle location and send the parking space to the communication terminal for parking space guidance.
The parking guidance system according to claim 6, wherein:

The parking guidance system is further configured to determine whether the communication terminal belongs after generating a parking space guiding route between the target free parking space and the current vehicle location and transmitting the parking space guidance to the communication terminal a communication terminal that has customized the weather information receiving service, if so, determining whether the current workload of the parking guidance system exceeds a workload specified by the parking guidance system; if the current workload of the parking guidance system does not exceed the parking Directing the specified workload of the system, and initiating, by the weather information query port, a weather information query request including the target free parking space to the weather service system corresponding to the weather information query port; and receiving the weather service system to query by the weather information The weather information of the preset duration corresponding to the target free parking space returned by the port is sent to the communication terminal by the preset time duration corresponding to the target free parking space.
A parking guidance system according to claim 6 or 7, wherein:

The communication terminal is further configured to acquire at least two different positioning interfaces configured by the communication terminal in response to a parking space search instruction input by a driver of the vehicle where the communication terminal is located before reporting the parking request to the parking guidance system. And sending a positioning request to the at least two different positioning interfaces, so as to trigger each positioning interface to separately send the received positioning request to the corresponding positioning server; and acquiring the positioning server corresponding to the at least one positioning interface. Sending the location information, and obtaining the response time from the first time to the second time, the first time is a time for sending a positioning request for each positioning interface, and the second time is a time when each positioning interface receives the location information; The response time corresponding to each positioning interface is compared with the response threshold, and the position information with the highest positioning accuracy is extracted from the position information received by the positioning interface whose response time does not exceed the response threshold as the current vehicle position.
The parking guidance system of claim 8 wherein:

The communication terminal is further configured to determine, before the at least two different positioning interfaces configured by the communication terminal, the parking space search command input by the driver of the vehicle where the communication terminal is located, Whether the duration of the continuous driving exceeds the specified length of time, if it exceeds, prompting the driver of the vehicle where the communication terminal is located to stop; if not, identifying the driver of the vehicle where the communication terminal is located Whether the emotion is stable, if the emotion is unstable, prompting the driver to stop; if the emotion is stable, collecting a frame of the driver's face image at a specified time, and determining a human eye positioning rectangle from the face image And calculating an area of the human eye positioning rectangle, determining a degree of clogging of the driver's eyes according to a threshold value, and evaluating a human eye fatigue degree value according to the degree of clogging of the driver's eyes, and based on the The human eye fatigue level value determines whether the driver's eyes are fatigued, and if fatigued, prompts the driver to stop.
The parking guidance system according to any one of claims 6 to 9, wherein the manner in which the communication terminal reports a parking request to the parking guidance system is specifically:

The communication terminal is configured to scan whether a relay node is preset in the surrounding environment, and if the relay node is preset, detecting whether the relay node is configured with an open access period, if the relay node Configuring the open access period, identifying whether the current system time of the communication terminal is located in the open access period in which the relay node is configured; if the current system time of the communication terminal is located in the Detecting, in the open access period in which the node is configured, whether the number of terminals currently accessed by the relay node exceeds the maximum number of terminal access specified by the relay node; if the current connection of the relay node The number of incoming terminals does not exceed the maximum number of terminal accesses specified by the relay node, establishes a wireless connection with the relay node, and reports a parking request to the relay node, and the relay node will The parking request is encrypted and sent to the parking guidance system.