CN117880788A - Intelligent Bluetooth license plate - Google Patents
Intelligent Bluetooth license plate Download PDFInfo
- Publication number
- CN117880788A CN117880788A CN202410150701.7A CN202410150701A CN117880788A CN 117880788 A CN117880788 A CN 117880788A CN 202410150701 A CN202410150701 A CN 202410150701A CN 117880788 A CN117880788 A CN 117880788A
- Authority
- CN
- China
- Prior art keywords
- bluetooth
- module
- vehicle information
- vehicle
- energy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004146 energy storage Methods 0.000 claims abstract description 46
- 238000001514 detection method Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 5
- 230000004044 response Effects 0.000 claims description 4
- 230000006641 stabilisation Effects 0.000 claims description 3
- 238000011105 stabilization Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 15
- 230000001276 controlling effect Effects 0.000 description 10
- 230000008569 process Effects 0.000 description 8
- 230000000007 visual effect Effects 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 206010063385 Intellectualisation Diseases 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
The invention provides an intelligent Bluetooth license plate, which comprises: the system comprises an energy gathering module, an energy storage module, a clock module, a vehicle information storage module and a Bluetooth receiving and transmitting module; continuously collecting radio wave signals emitted by a Bluetooth base station and sending the radio wave signals to the energy collecting module so that the energy collecting module converts the radio wave signals into direct current electric energy; controlling the energy storage module to store the direct current electric energy in an accumulated mode, and driving the clock module and the vehicle information storage module to send vehicle information messages to the Bluetooth transceiver module together based on the accumulated direct current electric energy; the vehicle information message comprises vehicle information data and a time stamp; and when the output voltage of the accumulated and stored direct-current electric energy reaches a preset voltage threshold, controlling the Bluetooth receiving and transmitting module to send a received vehicle information message to a Bluetooth base station in a receiving range. The intelligent Bluetooth license plate provided by the invention can improve the accuracy and convenience of vehicle information management.
Description
Technical Field
The invention relates to the technical field of intelligent traffic systems, in particular to an intelligent Bluetooth license plate.
Background
Along with the rapid development of technology, the intellectualization and convenience of a vehicle information management and transmission system are receiving attention. Most of the existing vehicle management systems depend on the traditional visual license plate, but the visual license plate is easily interfered by factors such as illumination conditions, visual field limitation, complex background and the like in the using process. For example, in strong sunlight or dim light conditions, the camera may not accurately capture an image of the license plate, resulting in recognition errors; the accuracy of visual license plate recognition is also affected by the limited field of view of the camera. If the vehicle is far from the camera or the license plate is obscured by other objects, the recognition system may not properly capture the license plate image. Further, similar colors and shapes of vehicles and other objects can also interfere with license plate images when the vehicles are in a densely populated urban environment. License plate overlapping before and after the vehicle, sticker on the vehicle body and the like may interfere with accuracy of license plate recognition. Some lawless persons can escape from traffic supervision and legal investigation through actions such as artificial shielding or fake plate.
The vehicle information plays an important role in improving traffic safety, improving traffic smoothness, protecting environment and improving economic benefit. Through vehicle information management, data such as traffic flow, vehicle running track and the like can be monitored and analyzed in real time, and road congestion and traffic fluency conditions are predicted and regulated. The vehicle information management can also be used for vehicle maintenance records, violation fine management, insurance claims and other aspects, so that a manager can better master and manage the economic condition and service provision of the vehicle. How to improve the accuracy and convenience of vehicle information management is a technical problem to be solved.
Disclosure of Invention
The invention aims to provide an intelligent Bluetooth license plate so as to solve the technical problems and improve the accuracy and convenience of vehicle information management.
In order to solve the technical problems, the invention provides an intelligent Bluetooth license plate, which comprises: the system comprises an energy gathering module, an energy storage module, a clock module, a vehicle information storage module and a Bluetooth receiving and transmitting module;
continuously collecting radio wave signals emitted by a Bluetooth base station and sending the radio wave signals to the energy collecting module so that the energy collecting module converts the radio wave signals into direct current electric energy;
controlling the energy storage module to store the direct current electric energy in an accumulated mode, and driving the clock module and the vehicle information storage module to send vehicle information messages to the Bluetooth transceiver module together based on the accumulated direct current electric energy; wherein, the vehicle information message comprises the vehicle information data and a time stamp;
and when the output voltage of the accumulated and stored direct-current electric energy reaches a preset voltage threshold, controlling the Bluetooth receiving and transmitting module to send a received vehicle information message to a Bluetooth base station in a receiving range.
In the scheme, the vehicle information message is sent after the Bluetooth signal is connected with the Bluetooth base station, so that the vehicle is identified, the camera is not required to be used for visual identification, the influence of factors such as weather and illumination is avoided, and the vehicle information management identification can be realized rapidly and reliably. Further, the intelligent Bluetooth license plate converts radio wave signals in the surrounding environment into direct current electric energy to drive each module to work, the traditional power grid power supply or external charging equipment is not relied on, the demand for power resources can be reduced, the problem of battery exhaustion and charging is not needed, and the use convenience and the user experience can be improved. And the intelligent Bluetooth license plate is embedded with a vehicle information storage module and a clock module for managing vehicle information, and the two modules jointly generate a vehicle information message sent to the Bluetooth base station, so that the vehicle information can be transmitted and updated in real time, the vehicle information cannot be illegally copied and tampered by illegal means such as shielding or fake license plate, and the safety and accuracy of vehicle information management are improved.
In one implementation manner, the continuously collecting radio wave signals emitted by the bluetooth base station and sending the radio wave signals to the energy collecting module, so that the energy collecting module converts the radio wave signals into direct current electric energy, specifically includes:
continuously collecting radio wave signals emitted by a Bluetooth base station through a receiving antenna and sending the radio wave signals to the energy-gathering module;
shaping the frequency and amplitude of the radio wave signal to obtain a first radio wave signal;
converting the first radio wave signal into a direct current signal based on a preset rectifier;
and sending the direct current signal to a preset energy accumulator and performing voltage stabilization treatment to obtain the direct current electric energy.
In one implementation manner, the controlling the energy storage module to store the dc electrical energy in an accumulated manner specifically includes:
the direct current electric energy is sent to preset energy storage equipment for accumulated storage;
safety detection is carried out on the energy storage equipment based on a preset protection module, and when the output data of the energy storage equipment exceeds a preset threshold value, the output of the energy storage equipment is cut off; the preset protection module comprises a current sensor, a voltage sensor and a temperature sensor.
In one implementation manner, the driving the clock module and the vehicle information storage module based on the accumulated stored dc power together send a vehicle information message to the bluetooth transceiver module specifically includes:
transmitting the accumulated and stored direct current electric energy to the clock module and the vehicle information storage module;
driving the clock module based on the accumulated and stored direct current electric energy to enable the clock module to generate a time stamp according to the count value of an internal timer; wherein the time stamp is sequentially composed of time, clock, second and millisecond;
driving the vehicle information storage module based on the accumulated stored direct current electric energy to enable the vehicle information storage module to read vehicle information data from a vehicle control unit in real time; wherein the vehicle information data includes vehicle basic information data, vehicle real-time information data and vehicle history information data;
and generating a vehicle information message according to the time stamp and the vehicle information data and sending the vehicle information message to the Bluetooth receiving and sending module according to a custom communication protocol.
In one implementation, the driving the vehicle information storage module based on the accumulated stored dc power to make the vehicle information storage module read vehicle information data from a vehicle control unit in real time specifically includes:
the vehicle information storage module includes a memory and a controller; wherein the controller is used for storing vehicle information data;
the controller is driven based on the accumulated stored direct current electric energy to read vehicle information data from the vehicle control unit and store the vehicle information data in the memory.
In one implementation, before the clock module and the vehicle information storage module are driven to send the vehicle information message to the bluetooth transceiver module together based on the accumulated stored direct current electric energy, the method further includes: storing the vehicle basic information data and the vehicle history information data to the memory, specifically:
collecting the vehicle basic information data and the vehicle history information data;
formatting the vehicle basic information data and the vehicle history information data to obtain first vehicle information data;
storing the first vehicle information data to the memory.
In one implementation manner, when the output voltage of the dc power reaches a preset voltage threshold, the bluetooth transceiver module is controlled to send and receive a vehicle information message to a bluetooth base station within a receiving range, and the method specifically includes:
when the output voltage of the accumulated and stored direct-current electric energy reaches a preset voltage threshold value, driving the Bluetooth receiving and transmitting module to send a Bluetooth detection request;
acquiring a first Bluetooth base station within the receiving range of the Bluetooth receiving and transmitting module based on the detection request;
controlling the Bluetooth receiving and transmitting module to send a connection request to the first Bluetooth base station;
establishing a connection relationship between the Bluetooth transceiver module and the first Bluetooth base station based on the response reply of the first Bluetooth base station;
and when the Bluetooth receiving and transmitting module is connected with the first Bluetooth base station, the vehicle information message is sent to the first Bluetooth base station through a Bluetooth receiving and transmitting antenna.
In one implementation, the intelligent bluetooth license plate further comprises a low-power repeated starting module, specifically:
detecting the equipment electric quantity of the energy storage equipment in real time;
when the electric quantity of the equipment is lower than a preset electric quantity threshold value, switching the intelligent Bluetooth license plate into a standby state;
storing the current data information of the intelligent Bluetooth license plate and executing repeated starting operation; the repeated starting operation is to restart the intelligent Bluetooth license plate bar to re-detect the equipment electric quantity of the energy storage equipment at preset time intervals after the intelligent Bluetooth license plate is shut down;
and ending the repeated starting operation when the equipment electric quantity of the energy storage equipment is higher than the preset electric quantity threshold value.
Drawings
Fig. 1 is a schematic diagram of a module of an intelligent bluetooth license plate according to an embodiment of the invention.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
The terms first and second and the like in the description and in the claims and drawings of the present application are used for distinguishing between different objects and not for describing a particular sequential order. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may include other steps or elements not listed or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
First, some terms in this application are explained for easy understanding by those skilled in the art.
(1) Radio wave signal: radio wave signals are one type of electromagnetic wave, the frequency range of which typically includes from a few kilohertz (kHz) to hundreds of gigahertz (GHz). The radio wave signals may be generated by a variety of wireless power sources, including radio stations, television stations, satellite communication systems, mobile communication devices (e.g., cell phones), wi-Fi routers, and the like. These wireless power supplies convert information, voice, music, video, etc. into radio wave signals, and propagate these signals in the form of electromagnetic waves to a space through a transmitting antenna.
(2) A rectifier: an electronic component or circuit for converting an Alternating Current (AC) signal to a Direct Current (DC) signal. It is usually composed of diode or rectifier chips, and can cut off the negative half cycle in the signal, and only keep the positive half cycle, thereby realizing the rectification of the signal. The rectifier functions to redirect the current flow such that it flows in one direction, producing a substantially constant forward voltage output.
(3) Timestamp: a marking or identification for indicating a specific point in time or time interval. It generally represents the number of seconds, milliseconds, microseconds, or nanoseconds that have passed since some reference point in time (e.g., coordinated universal time, UTC). The time stamp is typically represented in digital form and may be used to record the time at which the event occurred, calculate time intervals, perform time sequencing and time comparison, etc.
Example 1
Referring to fig. 1, fig. 1 is a schematic diagram of a module of an intelligent bluetooth license plate according to an embodiment of the invention. The embodiment of the invention provides an intelligent Bluetooth license plate, which comprises the following components: the system comprises an energy gathering module, an energy storage module, a clock module, a vehicle information storage module and a Bluetooth receiving and transmitting module, and specifically comprises the following components:
continuously collecting radio wave signals emitted by a Bluetooth base station and sending the radio wave signals to the energy collecting module so that the energy collecting module converts the radio wave signals into direct current electric energy;
in an embodiment, the continuously collecting radio wave signals emitted by the bluetooth base station and sending the radio wave signals to the energy collecting module, so that the energy collecting module converts the radio wave signals into direct current electric energy, specifically includes: continuously collecting radio wave signals emitted by a Bluetooth base station through a receiving antenna and sending the radio wave signals to the energy-gathering module; shaping the frequency and amplitude of the radio wave signal to obtain a first radio wave signal; converting the first radio wave signal into a direct current signal based on a preset rectifier; and sending the direct current signal to a preset energy accumulator and performing voltage stabilization treatment to obtain the direct current electric energy.
In this embodiment, the energy receiving antenna collects and captures radio wave signals emitted from the bluetooth base station in the surrounding environment. Preferably, the radio wave signal may also come from a radio station, a mobile communication device or other radio source. The received radio wave signals are sent to the energy gathering module so that the energy gathering module converts the received radio wave signals into tributary electrical energy that can be used for charging. Wherein the frequency and amplitude of the radio wave signal are shaped, the shaping comprising an amplifying operation and a filtering operation. The received radio wave signal may be very weak and thus may need to be amplified for subsequent processing. The amplifying operation is to increase the amplitude of the radio wave signal by an amplifier. Meanwhile, the received radio wave signal may have noise and unwanted frequency components, and thus filtering of the signal is required. The filtering operation is to remove noise in the radio wave signal and a radio wave signal of a preset frequency using a filter. Preferably, the frequency and amplitude of the radio wave signal can be further adjusted by a frequency converter and an oscillator to meet specific application requirements. After shaping the radio wave signal, the first radio wave signal is converted by using a diode or a rectifier chip to obtain a direct current signal. The dc signal is then sent to a capacitor for storage so that the dc signal can be stored cumulatively for later use. Further, a voltage stabilizer or a DC-DC converter is used for stabilizing the stored direct current signal so as to keep a constant voltage level, and the direct current electric energy is obtained.
Controlling the energy storage module to store the direct current electric energy in an accumulated mode, and driving the clock module and the vehicle information storage module to send vehicle information messages to the Bluetooth transceiver module together based on the accumulated direct current electric energy; wherein, the vehicle information message comprises the vehicle information data and a time stamp;
in an embodiment, the controlling the energy storage module to store the dc power in an accumulated manner specifically includes: the direct current electric energy is sent to preset energy storage equipment for accumulated storage; safety detection is carried out on the energy storage equipment based on a preset protection module, and when the output data of the energy storage equipment exceeds a preset threshold value, the output of the energy storage equipment is cut off; the preset protection module comprises a current sensor, a voltage sensor and a temperature sensor.
In the embodiment of the invention, a battery or a super capacitor is selected as the energy storage device. Preferably, when the type of the energy storage device is a battery, a lithium ion battery and a nickel hydrogen battery can be selected, and when the type of the energy storage device is a supercapacitor, a supercapacitor with high power density and long service life can be selected. Further, when the direct-current electric energy is stored in an accumulated mode, safety detection is conducted on the energy storage device through a preset protection module. The protection module comprises a current sensor, a voltage sensor and a temperature sensor. And based on the current sensor, monitoring the output current of the energy storage equipment in the charging and discharging processes in real time, and cutting off the output of the energy storage equipment when the current exceeds a set current threshold value so as to prevent the occurrence of an overcurrent condition. Based on the voltage sensor, monitoring the output voltage of the energy storage device in the charging and discharging process in real time, and cutting off the output of the energy storage device when the output voltage exceeds a set voltage threshold value so as to prevent the occurrence of overcharge or overdischarge conditions; and monitoring the working temperature of the energy storage equipment in real time based on the temperature sensor, and cutting off the output of the energy storage equipment when the working temperature exceeds a set temperature threshold value so as to prevent overheat. As an alternative to the embodiment of the present invention, a battery management chip BMS may be directly disposed in the preset module, and the BMS may be an integrated circuit chip specifically designed for battery management, and has monitoring and control functions. The state parameters of the battery, such as voltage, current, temperature, etc., may be monitored, as well as charge and discharge control strategies implemented. When an abnormal condition is detected, a protection circuit intervenes to protect the battery from potential damage.
In an embodiment, the driving the clock module and the vehicle information storage module to send the vehicle information message to the bluetooth transceiver module based on the accumulated stored dc electric energy specifically includes: transmitting the accumulated and stored direct current electric energy to the clock module and the vehicle information storage module; driving the clock module based on the accumulated and stored direct current electric energy to enable the clock module to generate a time stamp according to the count value of an internal timer; wherein the time stamp is sequentially composed of time, clock, second and millisecond; driving the vehicle information storage module based on the accumulated stored direct current electric energy to enable the vehicle information storage module to read vehicle information data from a vehicle control unit in real time; wherein the vehicle information data includes vehicle basic information data, vehicle real-time information data and vehicle history information data; and generating a vehicle information message according to the time stamp and the vehicle information data and sending the vehicle information message to the Bluetooth receiving and sending module according to a custom communication protocol.
And respectively transmitting the direct current electric energy accumulated and stored on the energy storage equipment to the clock module and the vehicle information storage module to drive the clock module and the vehicle information storage module to start working. The time stamp is generated according to the count value of the internal timer, specifically: and providing stable clock pulses by the frequency precision element, controlling the internal timer to start timing, and generating a time stamp according to the count value of the internal timer when the timing reaches the preset duration. Wherein the frequency precision element is a crystal oscillator. In the embodiment of the invention, the vehicle basic information data comprises a license plate number, contact information of a vehicle owner, a vehicle model and a vehicle color; the real-time information data of the vehicle comprises the speed of the vehicle, the temperature of the engine and the accumulated driving mileage; the vehicle history information data includes a maintenance record, a service record, an accident record, and a vehicle detection record.
In one embodiment, the driving the vehicle information storage module based on the accumulated stored dc power to make the vehicle information storage module read the vehicle information data from the vehicle control unit in real time specifically includes: the vehicle information storage module includes a first memory and a first controller; wherein the first controller is configured to store vehicle information data; the first controller is driven to read vehicle information data from the vehicle control unit based on the accumulated stored direct current electric energy and store the vehicle information data in the first memory.
In an embodiment of the invention, the vehicle information storage module includes a memory and a controller. The memory is used for storing vehicle information data, and preferably the memory is a flash memory, an EEPROM or a similar nonvolatile storage medium. The controller is used for managing the reading and writing process of the vehicle information data. When the direct current supply is reached, the vehicle information storage module is started to start operating the controller. The controller reads real-time information of the vehicle from other control units of the vehicle, such as a transmitter control unit, sensors, etc. The read vehicle information is then stored in a memory for updating. According to the stored vehicle information, the controller may write the data to be updated into the memory of the vehicle information storage module in order to ensure the durability and real-time of the data.
The format of the vehicle information message is predefined, and preferably, the timestamp field and the vehicle information number field are defined in the message by using the format data format. The formatted data format may be JSON, XML or custom binary format. And after the time stamp and the vehicle information data are acquired, generating a vehicle information message according to a predefined message format. And selecting a proper communication protocol and interface, such as a CAN bus, an Ethernet and the like, and transmitting the generated message to the Bluetooth transceiver module.
In one embodiment, before driving the clock module and the vehicle information storage module to send the vehicle information message to the bluetooth transceiver module together based on the accumulated stored dc power, the method further includes: storing the vehicle basic information data and the vehicle history information data to the memory, specifically: collecting the vehicle basic information data and the vehicle history information data; formatting the vehicle basic information data and the vehicle history information data to obtain first vehicle information data; storing the first vehicle information data to the memory.
In the embodiment of the invention, the vehicle basic information and the vehicle history information data are acquired by means of a vehicle-mounted sensor, a vehicle-mounted computer or external equipment (such as a vehicle-mounted intelligent mobile phone) and the like, and then the acquired information is formatted to ensure the accuracy and consistency of the data. Writing the formatted data into the memory. Preferably, the data index is also built from the data structure to facilitate fast data retrieval and reading.
And when the output voltage of the accumulated and stored direct-current electric energy reaches a preset voltage threshold, controlling the Bluetooth receiving and transmitting module to send a received vehicle information message to a Bluetooth base station in a receiving range.
In an embodiment, when the output voltage of the dc power reaches a preset voltage threshold, the controlling the bluetooth transceiver module to send the received vehicle information message to the bluetooth base station in the receiving range specifically includes: when the output voltage of the accumulated and stored direct-current electric energy reaches a preset voltage threshold value, driving the Bluetooth receiving and transmitting module to send a Bluetooth detection request; acquiring a first Bluetooth base station within the receiving range of the Bluetooth receiving and transmitting module based on the detection request; controlling the Bluetooth receiving and transmitting module to send a connection request to the first Bluetooth base station; establishing a connection relationship between the Bluetooth transceiver module and the first Bluetooth base station based on the response reply of the first Bluetooth base station; when the Bluetooth receiving and transmitting module is connected with the first Bluetooth base station, the vehicle information message is sent to the first Bluetooth base station through a Bluetooth receiving and transmitting antenna.
In the embodiment of the invention, when the output voltage of the accumulated and stored direct-current electric energy reaches the preset voltage threshold value, the Bluetooth receiving and transmitting module is driven to start the working state. At this time, the bluetooth transceiver module transmits a bluetooth probe request to scan for available bluetooth base stations in the vicinity. When the Bluetooth receiving and transmitting module discovers the first Bluetooth base station in the receiving range, a connection request is sent to the first Bluetooth base station. Preferably, the connection request typically contains the bluetooth address of the device and other relevant information. When the first bluetooth base station receives the connection request of the bluetooth transceiver module, the first bluetooth base station will respond to the connection request, and the response message generally contains the bluetooth address and other connection parameters of the base station. If the first Bluetooth base station receives the connection request, a reliable Bluetooth connection is established between the Bluetooth transceiver module and the first Bluetooth base station. Based on the connection relationship, data transmission can be performed between the first Bluetooth base station and the Bluetooth transceiver module. And the Bluetooth receiving and transmitting module transmits the vehicle information message to be transmitted to the first Bluetooth base station through the Bluetooth receiving and transmitting antenna.
In an embodiment, the intelligent bluetooth license plate further includes a low-power repeated starting module, specifically: detecting the equipment electric quantity of the energy storage equipment in real time; when the electric quantity of the equipment is lower than a preset electric quantity threshold value, switching the intelligent Bluetooth license plate into a standby state; storing the current data information of the intelligent Bluetooth license plate and executing repeated starting operation; the repeated starting operation is to restart the intelligent Bluetooth license plate bar to re-detect the equipment electric quantity of the energy storage equipment at preset time intervals after the intelligent Bluetooth license plate is shut down; and ending the repeated starting operation when the equipment electric quantity of the energy storage equipment is higher than the preset electric quantity threshold value.
In the embodiment of the invention, an intelligent Bluetooth license plate is also arranged in the intelligent Bluetooth license plate. And the residual electric quantity condition of the energy storage equipment is monitored in real time through the low electric quantity monitoring circuit, and when the electric quantity of the equipment is lower than a preset electric quantity threshold value, a low electric quantity repeated starting mechanism is triggered. And switching the intelligent Bluetooth license plate into a standby state, storing the current data state before repeated starting, then executing a shutdown action, and closing the equipment. In order to avoid that frequent start-up procedures have an additional effect on the energy storage device, a time interval is provided as a repeated start-up interval. Restarting the Bluetooth intelligent license plate at preset time intervals, and re-detecting the equipment electric quantity of the energy storage equipment, and if the equipment electric quantity is still lower than the preset electric quantity threshold value, triggering the repeated starting operation again until the equipment electric quantity is higher than the preset electric quantity threshold value. In the embodiment of the invention, the low-electricity repeated starting module is arranged in the intelligent Bluetooth license plate, so that the intelligent Bluetooth license plate can be automatically triggered to be repeatedly started under the condition of low electric quantity, the opportunity of recovering the charging of equipment is improved, and the normal operation of license plate equipment is ensured. This helps avoiding equipment shutdown or work abnormality that leads to because of the electric quantity is not enough, promotes equipment's reliability and stability. Meanwhile, the low-electricity event is recorded and prompted, so that a user can know the state of electric quantity in time to take corresponding measures.
It will be clear to those skilled in the art that, for convenience and brevity of description, reference may be made to the corresponding process in the foregoing method embodiment for the specific working process of the above-described apparatus, which is not described herein again.
The embodiment of the invention provides an intelligent Bluetooth license plate, which is used for carrying out vehicle identification by sending a vehicle information message after connection with a Bluetooth base station is established through a Bluetooth signal, does not need to carry out visual identification through a camera, is not influenced by factors such as weather, illumination and the like, and can be used for quickly and reliably realizing vehicle information management identification. Further, the intelligent Bluetooth license plate converts radio wave signals in the surrounding environment into direct current electric energy to drive each module to work, the traditional power grid power supply or external charging equipment is not relied on, the demand for power resources can be reduced, the problem of battery exhaustion and charging is not needed, and the use convenience and the user experience can be improved. And the intelligent Bluetooth license plate is embedded with a vehicle information storage module and a clock module for managing vehicle information, and the two modules jointly generate a vehicle information message sent to the Bluetooth base station, so that the vehicle information can be transmitted and updated in real time, the vehicle information cannot be illegally copied and tampered by illegal means such as shielding or fake license plate, and the safety of vehicle information management is improved.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present invention, and these modifications and substitutions should also be considered as being within the scope of the present invention.
Claims (8)
1. An intelligent bluetooth license plate, which is characterized by comprising: the system comprises an energy gathering module, an energy storage module, a clock module, a vehicle information storage module and a Bluetooth receiving and transmitting module;
continuously collecting radio wave signals emitted by a Bluetooth base station and sending the radio wave signals to the energy collecting module so that the energy collecting module converts the radio wave signals into direct current electric energy;
controlling the energy storage module to store the direct current electric energy in an accumulated mode, and driving the clock module and the vehicle information storage module to send vehicle information messages to the Bluetooth transceiver module together based on the accumulated direct current electric energy; the vehicle information message comprises vehicle information data and a time stamp;
and when the output voltage of the accumulated and stored direct-current electric energy reaches a preset voltage threshold, controlling the Bluetooth receiving and transmitting module to send a received vehicle information message to a Bluetooth base station in a receiving range.
2. The intelligent bluetooth license plate according to claim 1, wherein the continuously collecting radio wave signals emitted by the bluetooth base station and sending the radio wave signals to the energy collecting module, so that the energy collecting module converts the radio wave signals into direct current electric energy, specifically comprises:
continuously collecting radio wave signals emitted by a Bluetooth base station through a receiving antenna and sending the radio wave signals to the energy-gathering module;
shaping the frequency and amplitude of the radio wave signal to obtain a first radio wave signal;
converting the first radio wave signal into a direct current signal based on a preset rectifier;
and sending the direct current signal to a preset energy accumulator and performing voltage stabilization treatment to obtain the direct current electric energy.
3. The intelligent bluetooth license plate according to claim 1, wherein the controlling the energy storage module to store the dc power cumulatively comprises:
the direct current electric energy is sent to preset energy storage equipment for accumulated storage;
safety detection is carried out on the energy storage equipment based on a preset protection module, and when the output data of the energy storage equipment exceeds a preset threshold value, the output of the energy storage equipment is cut off; the preset protection module comprises a current sensor, a voltage sensor and a temperature sensor.
4. The intelligent bluetooth license plate according to claim 1, wherein the driving the clock module and the vehicle information storage module based on the accumulated and stored dc power together send a vehicle information message to the bluetooth transceiver module, specifically comprising:
transmitting the accumulated and stored direct current electric energy to the clock module and the vehicle information storage module;
driving the clock module based on the accumulated and stored direct current electric energy to enable the clock module to generate the time stamp according to the count value of an internal timer; wherein the time stamp is sequentially composed of time, clock, second and millisecond;
driving the vehicle information storage module based on the accumulated stored direct current electric energy to cause the vehicle information storage module to read the vehicle information data from a vehicle control unit in real time; wherein the vehicle information data includes vehicle basic information data, vehicle real-time information data and vehicle history information data;
and generating a vehicle information message according to the time stamp and the vehicle information data and sending the vehicle information message to the Bluetooth receiving and sending module according to a custom communication protocol.
5. The intelligent bluetooth license plate as set forth in claim 4, wherein said driving said vehicle information storage module based on said accumulated stored dc power to cause said vehicle information storage module to read vehicle information data from a vehicle control unit in real time, specifically comprises:
the vehicle information storage module includes a memory and a controller; wherein the controller is used for storing vehicle information data;
the controller is driven based on the accumulated stored direct current electric energy to read vehicle information data from the vehicle control unit and store the vehicle information data in the memory.
6. The intelligent bluetooth license plate as set forth in claim 5, further comprising, before driving said clock module and said vehicle information storage module to send vehicle information messages to said bluetooth transceiver module together based on accumulated stored dc power: storing the vehicle basic information data and the vehicle history information data to the memory, specifically:
collecting the vehicle basic information data and the vehicle history information data;
formatting the vehicle technical information data and the vehicle history information data to obtain first vehicle information data;
storing the first vehicle information data to the memory.
7. The intelligent bluetooth license plate of claim 1, wherein when the output voltage of the dc power reaches a preset voltage threshold, the bluetooth transceiver module is controlled to send a received vehicle information message to a bluetooth base station within a receiving range, which specifically includes:
when the output voltage of the accumulated and stored direct-current electric energy reaches a preset voltage threshold value, driving the Bluetooth receiving and transmitting module to send a Bluetooth detection request;
acquiring a first Bluetooth base station within the receiving range of the Bluetooth receiving and transmitting module based on the detection request;
controlling the Bluetooth receiving and transmitting module to send a connection request to the first Bluetooth base station;
establishing a connection relationship between the Bluetooth transceiver module and the first Bluetooth base station based on the response reply of the first Bluetooth base station;
and when the Bluetooth receiving and transmitting module is connected with the first Bluetooth base station, the vehicle information message is sent to the first Bluetooth base station through a Bluetooth receiving and transmitting antenna.
8. The intelligent bluetooth license plate of claim 3, wherein the intelligent bluetooth license plate further comprises a low-power repeated starting module, specifically:
detecting the equipment electric quantity of the energy storage equipment in real time;
when the electric quantity of the equipment is lower than a preset electric quantity threshold value, switching the intelligent Bluetooth license plate into a standby state;
storing the current data information of the intelligent Bluetooth license plate and executing repeated starting operation; the repeated starting operation is to restart the intelligent Bluetooth license plate bar to re-detect the equipment electric quantity of the energy storage equipment at preset time intervals after the intelligent Bluetooth license plate is shut down;
and ending the repeated starting operation when the equipment electric quantity of the energy storage equipment is higher than the preset electric quantity threshold value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410150701.7A CN117880788A (en) | 2024-02-02 | 2024-02-02 | Intelligent Bluetooth license plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410150701.7A CN117880788A (en) | 2024-02-02 | 2024-02-02 | Intelligent Bluetooth license plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117880788A true CN117880788A (en) | 2024-04-12 |
Family
ID=90581162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410150701.7A Pending CN117880788A (en) | 2024-02-02 | 2024-02-02 | Intelligent Bluetooth license plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117880788A (en) |
-
2024
- 2024-02-02 CN CN202410150701.7A patent/CN117880788A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106025399A (en) | Automotive storage battery monitoring method and system | |
| CN110341549B (en) | Monitoring method and device for automobile storage battery and storage medium | |
| US10719751B2 (en) | Anti-removal monitoring circuitry, electronic tag, anti-theft system and anti-theft method | |
| CN110758293B (en) | Power management method and device for vehicle-mounted intelligent equipment and readable storage medium | |
| CN103714592A (en) | Method and system for monitoring boarding of school bus | |
| CN111192410A (en) | Charging pile operation method and system and cloud server | |
| EP4005850A1 (en) | Monitoring method, device, and system for low-voltage vehicle battery, server, and medium | |
| CN112486528B (en) | Vehicle over-the-air OTA (over-the-air technology) upgrading method | |
| CN112816227A (en) | Vehicle fault detection method, device, system, server and medium | |
| CN114211961A (en) | Thermal runaway protection method and protection system for power battery pack | |
| CN103093512B (en) | Drive recorder and image recording module | |
| CN203601033U (en) | Monitoring device of battery of electric vehicle | |
| CN102412426B (en) | Battery management system calibration method, battery management system and calibration system | |
| CN115284966A (en) | Vehicle power battery state monitoring and recycling system based on block chain | |
| CN114545903A (en) | Vehicle feed remote monitoring and early warning system and method | |
| CN117880788A (en) | Intelligent Bluetooth license plate | |
| CN102473973A (en) | Portable device, battery pack, reporting method and reporting program | |
| CN109885036A (en) | It a kind of vehicle and its closes weight signal and shows and the device and method of fault diagnosis | |
| CN210515384U (en) | Vehicle-mounted unit management system and vehicle-mounted unit | |
| CN111417095A (en) | Low-power-consumption communication method, device and equipment | |
| CN105704456B (en) | Extra-high voltage electric transmission and transformation device intelligence state recognition system | |
| CN108073260B (en) | Overcharge resetting method and system | |
| CN214775477U (en) | Hot air insurance information management system and electric vehicle charging station information management system | |
| CN205750920U (en) | There is OBD security protection type warning function drive recorder | |
| CN109493589B (en) | Vehicle parking area management method and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |