CN116363775A - Parking duration metering method, computing device and storage medium - Google Patents

Parking duration metering method, computing device and storage medium Download PDF

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Publication number
CN116363775A
CN116363775A CN202310342765.2A CN202310342765A CN116363775A CN 116363775 A CN116363775 A CN 116363775A CN 202310342765 A CN202310342765 A CN 202310342765A CN 116363775 A CN116363775 A CN 116363775A
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China
Prior art keywords
data
parking
vehicle
longitude
latest
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Inventor
李刚
袁长军
张雅致
高洪超
王英楠
方俊皓
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Harbin Hailnke Information Technology Co ltd
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Harbin Hailnke Information Technology Co ltd
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Priority to CN202310342765.2A priority Critical patent/CN116363775A/en
Publication of CN116363775A publication Critical patent/CN116363775A/en
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    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C5/00—Registering or indicating the working of vehicles
    • G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
    • G07C5/0808—Diagnosing performance data
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
    • G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/42—Determining position
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)

Abstract

The invention provides a parking duration metering method, computing equipment and a storage medium. The method comprises the following steps: step one: acquiring resident record data of a vehicle, wherein the resident record data comprises cache longitude and latitude data and cache parking accumulated duration data; step two: acquiring latest GPS data at a first time interval, wherein the latest GPS data comprises latest longitude and latitude data; step three: determining the displacement distance of the vehicle according to the cached longitude and latitude data and the latest longitude and latitude data; step four: comparing the displacement distance of the vehicle with a first preset value; step five: if the vehicle displacement distance is smaller than a first preset value, updating the cache parking accumulated duration data according to a first time length, and repeating the first to fourth steps; step six: and if the vehicle displacement distance is greater than or equal to a first preset value, storing the cache parking accumulated duration data as the parking duration. The beneficial effects of the invention are as follows: accurate metering of the parking duration of the vehicle is achieved.

Description

Parking duration metering method, computing device and storage medium
Technical Field
The invention relates to the technical field of the internet of things, in particular to a parking duration metering method, computing equipment and a storage medium.
Background
With the development of technologies such as mobile equipment and the internet of things, vehicles can generate finer and richer travel track data. The travel track of the vehicle is collected and processed, and the information in the travel track is deeply excavated according to the stay point characteristics, so that the behavior characteristics, travel rules, stay conditions and the like of the vehicle can be researched, and services or references are provided for the path selection, the vehicle allocation and the like of the vehicle.
In some particular areas, such as police vehicle applications, it is desirable to monitor the duration of parking of a duty vehicle so that a monitoring person can track the state of use of the vehicle as a basis for deploying the vehicle and monitoring the vehicle's behavior. However, at present, the monitoring of the residence time of such vehicles has a problem of being inaccurate, affecting the effectiveness of further services or references.
Disclosure of Invention
The invention solves the problem of how to accurately determine the residence time of a vehicle.
In order to solve the above problems, the present invention provides a method for measuring parking duration, including:
step one: acquiring resident record data of a vehicle, wherein the resident record data comprises cache longitude and latitude data and cache parking accumulated duration data;
step two: acquiring latest GPS data every first time interval, wherein the latest GPS data comprises latest longitude and latitude data;
step three: determining a vehicle displacement distance according to the cached longitude and latitude data and the latest longitude and latitude data;
step four: comparing the vehicle displacement distance with a first preset value;
step five: if the vehicle displacement distance is smaller than the first preset value, updating the cache parking accumulated duration data according to the first time length, and repeating the first to fourth steps;
step six: and if the vehicle displacement distance is greater than or equal to the first preset value, storing the cache parking accumulated duration data as the parking duration.
The beneficial effects of the invention are as follows: and determining the displacement distance of the vehicle according to the cached longitude and latitude data and the latest longitude and latitude data in the data by acquiring the resident record data of the vehicle and acquiring the latest GPS data at intervals of a first time, so as to judge whether the vehicle moves. If the vehicle displacement distance is smaller than the first preset value, the fact that the vehicle does not move is indicated, and the fact that the vehicle moves frequently due to misjudgment of the system caused by errors of positioning accuracy is prevented. And updating the cache parking accumulated duration data according to the first time, repeatedly executing the first to fourth steps, and continuously judging the vehicle displacement distance and the first preset value. And if the vehicle displacement distance is greater than or equal to the first preset value, indicating that the vehicle moves, then the cache parking accumulated duration data is stored as the parking duration. Therefore, the accurate measurement of the parking time length of the vehicle according to the GPS data is realized.
Optionally, if the vehicle displacement distance is greater than or equal to a first preset value, after storing the cache parking accumulated duration data, the method further includes: setting the data of the accumulated parking duration of the cache to be zero, and replacing the data of the cache longitude and latitude by the latest data of the longitude and latitude.
Optionally, the acquiring the resident record data of the vehicle includes:
and if the resident record data of the vehicle does not exist, creating a storage space to create the resident record data.
Optionally, the determining the vehicle displacement distance according to the cached longitude and latitude data and the latest longitude and latitude data includes: and determining the displacement distance of the vehicle according to the cached longitude and latitude data and the latest longitude and latitude data by a distance algorithm between two points of longitude and latitude of the earth.
Optionally, the updating the cache parking accumulated duration data according to the first time length includes:
and adding the time length data obtained by the first time length to the cache parking accumulated time length data to serve as new cache parking accumulated time length data.
Optionally, the method for determining the first preset value includes:
acquiring the latest GPS data for multiple times in a vehicle stationary state to obtain multiple groups of the latest GPS data;
calculating the distances between any two groups of the latest GPS data;
and taking the maximum value of the distance between any two groups as the first preset value.
Optionally, the acquiring the latest GPS data includes:
setting a plurality of GPS antenna modules to receive the latest GPS data;
starting and searching satellite signals through a default GPS antenna module;
generating a carrier-to-noise ratio average value of the satellite signals searched by the default GPS antenna module;
sequentially generating average values of carrier-to-noise ratios of satellite signals searched by all GPS antenna modules;
and selecting the GPS antenna module with the maximum average value of the carrier-to-noise ratio as a working GPS antenna module, and acquiring the latest GPS data through the working GPS antenna module.
Optionally, after determining the vehicle displacement distance, the method further includes:
and if the vehicle displacement distance exceeds a second preset value, confirming that the latest GPS data is invalid data.
The invention also provides a computing device comprising a memory, a processor and a computer program stored on the memory and capable of running on the processor, when the processor executes the program, the method for measuring the parking duration is realized.
The advantages of the computing device described in the present invention and the above-described parking duration metering method are the same as those of the prior art, and are not described in detail herein.
The present invention also provides a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements a method for metering a parking duration as described above.
The advantage of the computer readable storage medium of the present invention compared with the prior art is the same as that of the above-mentioned parking duration metering method, and will not be described in detail herein.
Drawings
Fig. 1 is a flowchart of a method for measuring parking duration according to an embodiment of the present invention;
fig. 2 is a flowchart second of a method for measuring parking duration according to an embodiment of the present invention;
fig. 3 is a flowchart of a parking duration metering method according to an embodiment of the present invention.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
It is noted that the terms "first," "second," and the like in the description and claims of the invention and in the foregoing figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein.
In the description of the present specification, reference to the terms "embodiment," "some embodiments," and "alternative embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or implementation is included in at least one embodiment or illustrated implementation of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same examples or implementations. Furthermore, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or implementations.
Referring to fig. 1, an embodiment of the present invention provides a method for measuring parking duration, including:
step one: acquiring resident record data of a vehicle, wherein the resident record data comprises cache longitude and latitude data and cache parking accumulated duration data;
the cache longitude and latitude data and the cache parking accumulated duration data comprise the cache longitude and latitude data and the cache parking accumulated duration data which are stored in a server cache before the automobile is started. If the vehicle uses the method for the first time, a storage space is opened up to create the resident record data. And setting the cache accumulated time length data to zero, and setting the cache longitude and latitude data to zero.
Step two: acquiring latest GPS (global positioning system) data every first time interval, wherein the latest GPS data comprises latest longitude and latitude data;
the first duration may be considered as set and adjusted according to actual needs in a specific practical application.
Step three: determining a vehicle displacement distance according to the cached longitude and latitude data and the latest longitude and latitude data;
step four: comparing the vehicle displacement distance with a first preset value;
the first preset value can be set and adjusted manually according to actual needs.
Step five: if the vehicle displacement distance is smaller than the first preset value, updating the cache parking accumulated duration data according to the first time length, and repeating the first to fourth steps;
if the vehicle displacement distance is smaller than the first preset value, the fact that the vehicle does not move in the first time period is indicated, and therefore the cache parking accumulated time period data are updated according to the first time period.
Step six: and if the vehicle displacement distance is greater than or equal to the first preset value, storing the cache parking accumulated duration data as the parking duration.
If the vehicle displacement distance is greater than or equal to the first preset value, indicating that the vehicle moves within the first duration, and taking the cache parking accumulated duration stored in the cache as the parking duration. The parking duration is stored in a database for recall.
It should be noted that, in the embodiment of the present invention, the GPS data is in a data stream form, the GPS data is generated once every the first time period, and a determination is made as to whether the vehicle is moving, if the vehicle is not moving within the current first time period, the cached parking accumulated time period data is updated according to the first time period, the cached parking accumulated time period data is stored in the cache, and in combination with fig. 3, the GPS data is repeatedly acquired until the vehicle displacement distance is greater than or equal to the first preset value, and the vehicle is illustrated to be moving, then the cached parking accumulated time period data is stored as a parking time period, and the parking time period is stored in the database.
In this embodiment, by acquiring the resident record data of the vehicle, acquiring the latest GPS data at intervals of a first time, determining the displacement distance of the vehicle according to the cached latitude and longitude data and the latest latitude and longitude data, and further judging whether the vehicle is moving. If the vehicle displacement distance is smaller than the first preset value, the fact that the vehicle does not move is indicated, and the fact that the vehicle moves frequently due to misjudgment of the system caused by errors of positioning accuracy is prevented. And updating the cache parking accumulated duration data according to the first time, repeatedly executing the first to fourth steps, and continuously judging the vehicle displacement distance and the first preset value. And if the vehicle displacement distance is greater than or equal to the first preset value, indicating that the vehicle moves, then the cache parking accumulated duration data is stored as the parking duration. Therefore, the accurate measurement of the parking time length of the vehicle according to the GPS data is realized.
Optionally, as shown in fig. 1 and fig. 2, after storing the cache parking accumulated duration data, if the vehicle displacement distance is greater than or equal to a first preset value, the method further includes: setting the data of the accumulated parking duration of the cache to be zero, and replacing the data of the cache longitude and latitude by the latest data of the longitude and latitude.
Specifically, in this embodiment, when the vehicle displacement distance is greater than or equal to a first preset value, after the cache parking accumulated duration data is stored, it is indicated that the vehicle has moved within the current first duration time range. Therefore, the cache parking accumulated duration data is set to be zero, the cache longitude data is replaced and updated by the longitude data, and the cache latitude data is replaced and updated by the latitude data, so that the duration can be conveniently recalculated when the next vehicle is parked.
Optionally, as shown in conjunction with fig. 2, the acquiring the resident record data of the vehicle includes:
and if the resident record data of the vehicle does not exist, creating a storage space to create the resident record data.
Specifically, in this embodiment, when the first use or the data damage occurs, the resident record data of the vehicle may not exist, so that a storage space is opened up to create the resident record data, the cache longitude and latitude data is set to zero, and the cache parking accumulated duration data is set to zero. The orderly execution of the subsequent steps is convenient.
Optionally, the determining the vehicle displacement distance according to the cached longitude and latitude data and the latest longitude and latitude data includes: and determining the displacement distance of the vehicle according to the cached longitude and latitude data and the latest longitude and latitude data by a distance algorithm between two points of longitude and latitude of the earth.
In this embodiment, the distance algorithm of the longitude and latitude two-point support of the earth is obtained by correcting the actual shape of the earth based on the distance between two points on a standard sphere. The displacement distance of the vehicle is determined through a distance algorithm between longitude and latitude points of the earth, so that convenience is provided for judging whether the vehicle moves.
Optionally, the updating the cache parking accumulated duration data according to the first time length includes:
and adding the time length data obtained by the first time length to the cache parking accumulated time length data to serve as new cache parking accumulated time length data.
In this embodiment, updating the cache parking accumulated duration data according to the first time length includes: and adding the time length data obtained by the first time length to the cache parking accumulated time length data to serve as new cache parking accumulated time length data, namely, replacing the original cache parking accumulated time length data with the new cache parking accumulated time length data obtained by adding the first time length to the original cache parking accumulated time length data.
Optionally, the method for determining the first preset value includes:
acquiring the latest GPS data for multiple times in a vehicle stationary state to obtain multiple groups of the latest GPS data;
calculating the distances between any two groups of the latest GPS data;
and taking the maximum value of the distance between any two groups as the first preset value.
In this embodiment, in a stationary state of the vehicle, multiple sets of the latest GPS data may be obtained by acquiring the latest GPS data multiple times, the multiple sets of the latest GPS data may determine multiple position coordinates close in distance, and the distances between any two sets of the latest GPS data with the farthest distances may be determined by calculating the distances between any two sets of the multiple sets of the latest GPS data. And taking the maximum value of the distance between any two groups as the first preset value. Therefore, misjudgment on whether the vehicle moves or not due to the problem of GPS positioning accuracy can be prevented, and accuracy of measuring the parking duration of the vehicle is improved.
Optionally, the acquiring the latest GPS data includes:
setting a plurality of GPS antenna modules to receive the latest GPS data;
starting and searching satellite signals through a default GPS antenna module;
generating a carrier-to-noise ratio average value of the satellite signals searched by the default GPS antenna module;
sequentially generating average values of carrier-to-noise ratios of satellite signals searched by all GPS antenna modules;
and selecting the GPS antenna module with the maximum average value of the carrier-to-noise ratio as a working GPS antenna module, and acquiring the latest GPS data through the working GPS antenna module.
Specifically, in this embodiment, the carrier-to-noise ratio is the ratio of the radio frequency signal to the noise before demodulation, and a high carrier-to-noise ratio can provide better network reception, better network communication quality, and better network reliability. Thus, the higher the carrier-to-noise ratio of the GPS satellite signals, the more accurate and reliable the GPS device is positioned.
Thus, in this embodiment, satellite signals are initiated and searched by default GPS antenna modules; calculating the average value of the carrier-to-noise ratio of satellite signals searched by a default GPS antenna module, and switching to other GPS antenna modules; sequentially completing calculation of average values of carrier-to-noise ratios of satellite signals searched by all GPS antenna modules; and selecting the GPS antenna module with the largest average value of the carrier-to-noise ratio of the searched satellite signals as a working GPS antenna module, and realizing GPS positioning through the working GPS antenna module. Therefore, the performance of each GPS antenna module is monitored in the use process of the GPS equipment, and the GPS antenna with the optimal performance can be selected for positioning, so that the most accurate and reliable positioning effect is achieved.
Optionally, after determining the vehicle displacement distance, the method further includes:
and if the vehicle displacement distance exceeds a second preset value, confirming that the latest GPS data is invalid data.
In this embodiment, if the vehicle displacement distance exceeds the second preset value, this indicates that the vehicle has moved abnormally far, and the probability of occurrence of this situation on a normal vehicle is extremely low, and thus, there is a possibility that the data is erroneous. Wherein the second preset value is manually set and adjusted according to actual needs. For example, the first time period is 2 seconds, the second preset value is set to 200 meters, and the vehicle displacement distance is 1000 meters in the first time period, and at this time, the vehicle displacement distance is far more than the second preset value, and the probability of occurrence of the situation on a normal vehicle is extremely low, so that it is judged that an error occurs to the data, and the latest GPS data is confirmed as invalid data.
The embodiment of the invention also provides a computing device which comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the parking duration metering method is realized when the processor executes the program.
The advantages of the computing device according to the embodiment of the present invention and the above parking duration metering method are the same as those of the prior art, and are not described in detail herein.
The embodiment of the invention also provides a computer readable storage medium, on which a computer program is stored, which when executed by a processor, implements the method for metering the parking duration as described above.
The advantage of the computer readable storage medium according to the embodiment of the present invention compared with the prior art is the same as that of the above-mentioned parking duration metering method, and will not be described in detail herein.
Although the invention is disclosed above, the scope of the invention is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications will fall within the scope of the invention.

Claims (10)

1. A method for metering a parking duration, comprising:
step one: acquiring resident record data of a vehicle, wherein the resident record data comprises cache longitude and latitude data and cache parking accumulated duration data;
step two: acquiring latest GPS data every first time interval, wherein the latest GPS data comprises latest longitude and latitude data;
step three: determining a vehicle displacement distance according to the cached longitude and latitude data and the latest longitude and latitude data;
step four: comparing the vehicle displacement distance with a first preset value;
step five: if the vehicle displacement distance is smaller than the first preset value, updating the cache parking accumulated duration data according to the first time length, and repeating the first to fourth steps;
step six: and if the vehicle displacement distance is greater than or equal to the first preset value, storing the cache parking accumulated duration data as the parking duration.
2. The method for measuring parking duration according to claim 1, wherein if the vehicle displacement distance is greater than or equal to a first preset value, storing the cached parking accumulated duration data further comprises:
setting the data of the accumulated parking duration of the cache to be zero, and replacing the data of the cache longitude and latitude by the latest data of the longitude and latitude.
3. The parking duration metering method according to claim 1, wherein the acquiring the resident record data of the vehicle includes:
and if the resident record data of the vehicle does not exist, creating a storage space to create the resident record data.
4. The method according to claim 1, wherein determining the vehicle displacement distance according to the cached latitude and longitude data and the latest latitude and longitude data includes: and determining the displacement distance of the vehicle according to the cached longitude and latitude data and the latest longitude and latitude data by a distance algorithm between two points of longitude and latitude of the earth.
5. The method of claim 1, wherein updating the cache parking cumulative length data according to the first time period includes:
and adding the time length data obtained by the first time length to the cache parking accumulated time length data to serve as new cache parking accumulated time length data.
6. The parking duration metering method according to claim 1, wherein the determining method of the first preset value includes:
acquiring the latest GPS data for multiple times in a vehicle stationary state to obtain multiple groups of the latest GPS data;
calculating the distances between any two groups of the latest GPS data;
and taking the maximum value of the distance between any two groups as the first preset value.
7. The parking duration metering method according to claim 1, wherein the acquiring the acquired latest GPS data includes:
setting a plurality of GPS antenna modules to receive the latest GPS data;
starting and searching satellite signals through a default GPS antenna module;
generating a carrier-to-noise ratio average value of the satellite signals searched by the default GPS antenna module;
sequentially generating average values of carrier-to-noise ratios of satellite signals searched by all GPS antenna modules;
and selecting the GPS antenna module with the maximum average value of the carrier-to-noise ratio as a working GPS antenna module, and acquiring the latest GPS data through the working GPS antenna module.
8. The method for measuring parking time according to claim 1, wherein after determining the vehicle displacement distance, further comprising:
and if the vehicle displacement distance exceeds a second preset value, confirming that the latest GPS data is invalid data.
9. A computing device comprising a memory, a processor, and a computer program stored on the memory and executable on the processor, which when executed by the processor, implements the method of parking duration metering of any one of claims 1-8.
10. A computer-readable storage medium, on which a computer program is stored, characterized in that the computer program, when being executed by a processor, implements the parking duration metering method according to any one of claims 1 to 8.
CN202310342765.2A 2023-03-31 2023-03-31 Parking duration metering method, computing device and storage medium Pending CN116363775A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310342765.2A CN116363775A (en) 2023-03-31 2023-03-31 Parking duration metering method, computing device and storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310342765.2A CN116363775A (en) 2023-03-31 2023-03-31 Parking duration metering method, computing device and storage medium

Publications (1)

Publication Number Publication Date
CN116363775A true CN116363775A (en) 2023-06-30

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