CN218918149U - Vehicle key, vehicle unlocking control system and vehicle - Google Patents

Vehicle key, vehicle unlocking control system and vehicle Download PDF

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Publication number
CN218918149U
CN218918149U CN202221722635.9U CN202221722635U CN218918149U CN 218918149 U CN218918149 U CN 218918149U CN 202221722635 U CN202221722635 U CN 202221722635U CN 218918149 U CN218918149 U CN 218918149U
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vehicle
key
module
signal
unlocking
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CN202221722635.9U
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陈洪
许伟峰
吴国强
彭丽
周穗萌
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Wuhan Lotus Cars Co Ltd
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Wuhan Lotus Cars Co Ltd
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    • 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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Abstract

The utility model belongs to the technical field of automotive electronics, relate to a vehicle key, vehicle unlock control system and vehicle, the vehicle key includes key end communication module, button module, key end control module, power module, key end communication module includes first communication unit and second communication unit, key end control module is used for sending first unlock signal in order to control the vehicle unblock to the vehicle according to the button signal control first communication unit that button module produced, second communication unit is used for sending the second unlock signal to the vehicle in order to control the vehicle unblock when the vehicle key is in the default position for the vehicle. The vehicle key provided by the application can solve the problems that the independent NFC card is easy to lose and the vehicle cannot be unlocked when the traditional physical key is not powered on by physically integrating the NFC card into the entity key.

Description

Vehicle key, vehicle unlocking control system and vehicle
Technical Field
The application relates to the technical field of automobile electronics, in particular to a vehicle key, a vehicle unlocking control system and a vehicle.
Background
With advances and developments in technology, car keys have evolved from original mechanical keys to multiple types of remote unlocking devices, such as radio frequency RKE keys, PEPS keys, bluetooth keys, UWB keys, NFC card keys, and the like. In the current automobile key scheme based on NFC cards, an independent NFC card is provided for a user in most fields, vehicle authentication information is written in the card, then an NFC card reader piece is configured at the vehicle end, and the purposes of unlocking and starting the vehicle are provided through matching of the card and the vehicle end NFC. However, when an independent NFC card is used as a car key, the NFC card is easily lost, which brings trouble to the user. In order to solve the problem that NFC cards are easy to lose, some manufacturers try to integrate NFC cards used as car keys into mobile phones; in the scheme, however, the NFC card information needs to be matched with a new mobile phone every time the mobile phone is replaced, so that the operation is troublesome and the cost is increased; in addition, the mobile phone has a plurality of functions, the electric quantity of the mobile phone is easy to be used up carelessly in daily use, and if the electric quantity of the mobile phone is used up, the NFC card integrated in the mobile phone can not normally start the automobile.
In view of the above problems, those skilled in the art have sought solutions.
Disclosure of Invention
The technical problem that this application was to solve lies in, provides a vehicle key, vehicle unlocking control system and vehicle to the defect to above-mentioned prior art to solve among the prior art the NFC card key of independent NFC card key easily lose and integration in the cell-phone can't unlock the vehicle when the cell-phone lacks the electricity.
In order to achieve the above object, the present application is implemented by the following technical scheme:
a vehicle key, comprising: the key end communication module, the key end control module and the power supply module; the key end communication module and the key module are electrically connected with the key end control module;
the key end communication module comprises a first communication unit and a second communication unit; the key end control module is used for controlling the first communication unit to send a first unlocking signal to the vehicle according to the key signal generated by the key module so as to control the unlocking of the vehicle;
the second communication unit is used for sending a second unlocking signal to the vehicle to control the vehicle to unlock when the vehicle key is at a preset position relative to the vehicle, and the second unlocking signal is an NFC signal;
the power supply module is electrically connected with the key end communication module and the key end control module and is used for supplying power to the key end control module and the key end communication module.
Optionally, the vehicle key further includes a key end ranging module electrically connected to the key end control module, and the first communication unit includes a wake-up subunit; the key end ranging module is used for detecting the distance between the vehicle key and the vehicle; the key end control module is further used for automatically controlling the wake-up subunit to send a wake-up signal to the vehicle to control the vehicle to enter a waiting state when the key end ranging module detects that the distance between the vehicle key and the vehicle is smaller than a first preset threshold value.
Optionally, the first communication unit further comprises an unlocking subunit; the key end control module is further used for automatically controlling the unlocking subunit to send the first unlocking signal to the vehicle to control the vehicle to unlock when the key end ranging module detects that the distance between the vehicle key and the vehicle is smaller than a second preset threshold value; wherein the first preset threshold is greater than the second preset threshold.
Optionally, the key end control module is further configured to control the unlocking subunit to send the first unlocking signal to the vehicle according to the key signal generated by the key module so as to control unlocking of the vehicle.
Optionally, the frequency of the wake-up signal is 30KHz-300KHz, the frequency of the first unlocking signal is 300MHz-1GHz, and the frequency of the second unlocking signal is 3MHz-30MHz.
The application also provides a vehicle unlocking control system, comprising: the vehicle key as described above, and a vehicle end control portion mounted on the vehicle;
the vehicle end control section includes: the vehicle-end communication module and the door lock module are electrically connected with the unlocking control module;
the vehicle-end communication module is used for receiving the first unlocking signal or the second unlocking signal sent by the vehicle key and transmitting the first unlocking signal or the second unlocking signal to the unlocking control module;
the unlocking control module is used for controlling the door lock module to unlock the vehicle according to the first unlocking signal or the second unlocking signal transmitted by the vehicle-end communication module.
Optionally, the vehicle-end control part further comprises a vehicle-end ranging module, and the vehicle-end communication module further comprises a third communication unit;
the vehicle-end ranging module is used for transmitting a ranging signal to the vehicle key, detecting the distance between the vehicle key and the vehicle according to the ranging signal, and sending a wake-up signal to the vehicle-end control part when the distance between the vehicle key and the vehicle is detected to be smaller than a first preset threshold value;
the third communication unit is used for receiving the wake-up signal and transmitting the wake-up signal to the unlocking control module so that the unlocking control module controls the vehicle to enter a waiting state according to the wake-up signal.
Optionally, the vehicle-end communication module further includes a fourth communication unit; the vehicle key is further used for sending the first unlocking signal to the vehicle end control part when detecting that the distance between the vehicle key and the vehicle is smaller than a second preset threshold value; the fourth communication unit is configured to receive the first unlocking signal and transmit the first unlocking signal to the unlocking control module.
Optionally, the vehicle-end communication module further includes a fifth communication unit; the vehicle key is further used for sending the second unlocking signal to the vehicle end control part when the vehicle key is at a preset position relative to a vehicle; the fifth communication unit is configured to receive the second unlocking signal and transmit the second unlocking signal to the unlocking control module.
The application also provides a vehicle comprising the vehicle unlocking control system.
The application provides a vehicle key, vehicle unlocking control system and vehicle, vehicle key is through physically integrating the NFC card to the entity vehicle key for vehicle key after the integration can open the vehicle according to traditional mechanical key and radio frequency key's mode, also can possess the function of NFC card key, opens the vehicle with NFC signal. Because traditional vehicle key volume is obviously greater than independent NFC card, compare in NFC card's loss risk obviously less, and on the other hand vehicle key does not have numerous power consumption functions like the cell-phone, and the possibility that the power is used up is minimum, can not appear basically because lack the condition that leads to NFC function to be unable to use, so the problem that the NFC card key of independent NFC card key is easy to lose and integration in the cell-phone can't unblock vehicle when the cell-phone lacks the electricity among the prior art has been solved.
The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular description of preferred embodiments, as illustrated in the accompanying drawings.
Drawings
The present application is described in detail below with reference to the attached drawing figures and detailed description;
FIG. 1 is a functional block diagram of a vehicle key according to an embodiment of the present application;
fig. 2 is a schematic functional block diagram of a vehicle unlocking control system according to an embodiment of the present application.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.
Fig. 1 is a schematic diagram of functional modules of a vehicle key according to an embodiment of the present application. Referring to fig. 1, the present application provides a vehicle key 100 comprising: a key-end communication module 110, a key module 120, a key-end control module 130, and a power supply module 140. The key-end communication module 110 and the key module 120 are electrically connected with the key-end control module 130, the power supply module 140 is electrically connected with the key-end communication module 110 and the key-end control module, and the key-end communication module 110 includes a first communication unit 111 and a second communication unit 112.
The key-end control module 130 is configured to control the first communication unit 111 to send a first unlocking signal to the vehicle according to the key signal generated by the key module 120 to control unlocking of the vehicle, the second communication unit 112 is configured to send a second unlocking signal to the vehicle to control unlocking of the vehicle when the key of the vehicle is at a preset position relative to the vehicle, the second unlocking signal is an NFC signal, and the power supply module 140 is configured to supply power to the key-end control module 130 and the key-end communication module 110.
In this embodiment, the second communication unit 112 is an NFC chip, and is integrated on an internal circuit board (e.g. PCB board) of a vehicle key, and since the NFC circuit is simpler, the chip size is small, and the key size is not significantly increased when the NFC chip is integrated on the original PCB of the key.
In one embodiment, the vehicle key further includes a key-end ranging module 113 electrically connected to the key-end control module 130, and the first communication unit 111 includes a wake-up subunit 114. The key end ranging module 113 is configured to detect a distance between a vehicle key and a vehicle, and the key end control module 130 is further configured to automatically control the wake-up subunit 114 to send a wake-up signal to the vehicle to control the vehicle to enter a waiting state when the key end ranging module 113 detects that the distance between the vehicle key and the vehicle is less than a first preset threshold.
Further, the wake-up subunit 114 is further configured to control the wake-up subunit 114 to send a connection signal to the vehicle to enable the first communication unit 111 to establish a communication connection with the vehicle when the key-end ranging module 113 detects that the distance between the key of the vehicle and the vehicle is less than the preset threshold of the communication distance; the preset communication distance threshold is a distance of 30 meters between a vehicle key and a vehicle.
In an embodiment, the first communication unit 111 further comprises an unlocking subunit 114; the key end control module 130 is further configured to automatically control the unlocking subunit 114 to send a first unlocking signal to the vehicle to control the vehicle to unlock when the key end ranging module 113 detects that the distance between the vehicle key and the vehicle is less than a second preset threshold; wherein the first preset threshold is greater than the second preset threshold.
In this embodiment, the first preset threshold is a distance between the vehicle key and the vehicle of 5 meters, and the second preset threshold is a distance between the vehicle key and the vehicle of 1.5 meters. In other embodiments, the first preset threshold may be 10 meters and the second preset threshold may be 1 meter or 0.5 meter.
In an embodiment, the key-end control module 130 is further configured to control the unlocking subunit 114 to send the first unlocking signal to the vehicle according to the key signal generated by the key module 120 to control unlocking of the vehicle.
In one embodiment, the wake-up signal is at a frequency of 30KHz-300KHz, the first unlock signal is at a frequency of 300MHz-1GHz, and the second unlock signal is at a frequency of 3MHz-30MHz. In other embodiments, the frequency of the first unlocking signal may be 433.66-434.1 mhz.
In one embodiment, the vehicle key 100 further includes a power supply module 140, and the power supply module 140 is electrically connected to the key-end communication module 110 and the key module 120 for supplying power to the vehicle key 100.
In particular, the technical scheme of the application can further comprise: copying information of the NFC chip in the vehicle key to the mobile terminal (such as a mobile phone, a tablet computer and the like), the user can send a wake-up signal/unlock signal to the vehicle through the mobile terminal so as to wake up/unlock the vehicle.
More, the technical scheme of the application can further comprise: integrating the NFC chip into any type of vehicle physical key; the physical keys of the vehicle include, but are not limited to, physical keys of various communication modes such as RF, bluetooth, UWB, WI F I and the like.
Fig. 2 is a schematic functional block diagram of a vehicle unlocking control system according to an embodiment of the present application. Referring to fig. 2, the present application provides a vehicle unlock control system 10, comprising: as described above, the vehicle key 100, and the vehicle end control portion 200 mounted on the vehicle, the vehicle end control portion 200 includes: the vehicle-end communication module 210, the unlocking control module 220 and the door lock module 230 are electrically connected with the unlocking control module 220.
The vehicle-end communication module 210 is configured to receive a first unlocking signal or a second unlocking signal sent by a vehicle key, and transmit the first unlocking signal or the second unlocking signal to the unlocking control module 220, where the unlocking control module 220 is configured to control the door lock module 230 to unlock the vehicle according to the first unlocking signal or the second unlocking signal transmitted by the vehicle-end communication module 210.
In an embodiment, the vehicle-end control portion 200 further includes a vehicle-end ranging module 211, the vehicle-end communication module 210 further includes a third communication unit 212, the vehicle-end ranging module 211 is configured to transmit a ranging signal to a vehicle key, the vehicle key is further configured to detect a distance between the vehicle key and a vehicle according to the ranging signal, and send a wake-up signal to the vehicle-end control portion 200 when the distance between the vehicle key and the vehicle is detected to be less than a first preset threshold, and the third communication unit 212 is configured to receive the wake-up signal and transmit the wake-up signal to the unlock control module 220, so that the unlock control module 220 controls the vehicle to enter a waiting state according to the wake-up signal.
In this embodiment, if the vehicle-end ranging module 211 is an antenna, the ranging signal is a magnetic field strength signal sent by the vehicle-end ranging module 211. In other embodiments, the vehicle-end ranging module 211 may be a microwave radar.
In an embodiment, the vehicle-end communication module 210 further includes a fourth communication unit 213, and the vehicle key is further configured to send a first unlock signal to the vehicle-end control portion 200 when detecting that the distance between the vehicle key and the vehicle is less than a second preset threshold, and the fourth communication unit 213 is configured to receive the first unlock signal and transmit the first unlock signal to the unlock control module 220.
In an embodiment, the vehicle-end communication module 210 further includes a fifth communication unit 214, and the vehicle key is further configured to send a second unlock signal to the vehicle-end control portion 200 when the vehicle key is at a preset position relative to the vehicle, and the fifth communication unit 214 is configured to receive the second unlock signal and transmit the second unlock signal to the unlock control module 220.
In this embodiment, the fifth communication unit 214 is an NFC reader, and the preset position is an NFC card reading area of the vehicle identifier. When the vehicle key is at a preset position relative to the vehicle, that is, when the second communication unit 112 in the vehicle key is close to the vehicle NFC card reading area, due to the electromagnetic induction phenomenon generated by the magnetic field sent by the powered NFC card reader and the vehicle end ranging module 211, a current is generated in the NFC chip of the second communication unit 112, and then the second communication unit 112 sends a second unlocking signal (NFC signal) to the vehicle to control unlocking of the vehicle when the vehicle key is at the preset position relative to the vehicle.
In an embodiment, the vehicle-end control portion 200 further includes a power module 240, and the power module 240 is electrically connected to the vehicle-end communication module 210 and the unlock control module 220, and is used for supplying power to the whole vehicle.
Embodiments of another aspect of the present application also provide a vehicle including a vehicle unlock control system 10 as described above.
In the vehicle key, the vehicle unlocking control system and the vehicle provided by the embodiment of the application, the vehicle key is physically integrated into the physical vehicle key through the NFC card, so that the integrated vehicle key can be used for starting the vehicle in a traditional mechanical key and radio frequency key mode, and also can be used for having the function of the NFC card key, and starting the vehicle through NFC signals. Because traditional vehicle key volume is obviously greater than independent NFC card, compare in NFC card's loss risk obviously less, and on the other hand vehicle key does not have numerous power consumption functions like the cell-phone, and the possibility that the power is used up is minimum, can not appear basically because lack the condition that leads to NFC function to be unable to use, so the problem that the NFC card key of independent NFC card key is easy to lose and integration in the cell-phone can't unblock vehicle when the cell-phone lacks the electricity among the prior art has been solved.
It is apparent that the basic principles and main features of the present application and the advantages of the present application have been shown and described above. It should be understood by those skilled in the art that the present application is not limited by the foregoing embodiments, but rather, the embodiments and descriptions described herein are merely illustrative of the principles of the present application and all modifications, equivalents, or improvements made within the spirit and principles of the present application are intended to be included within the scope of the present application.

Claims (10)

1. A vehicle key, characterized by comprising: the key end communication module, the key end control module and the power supply module; the key end communication module and the key module are electrically connected with the key end control module;
the key end communication module comprises a first communication unit and a second communication unit; the key end control module is used for controlling the first communication unit to send a first unlocking signal to the vehicle according to the key signal generated by the key module so as to control the unlocking of the vehicle;
the second communication unit is used for sending a second unlocking signal to the vehicle to control the vehicle to unlock when the vehicle key is at a preset position relative to the vehicle, and the second unlocking signal is an NFC signal;
the power supply module is electrically connected with the key end communication module and the key end control module and is used for supplying power to the key end control module and the key end communication module.
2. The vehicle key of claim 1, further comprising a key end ranging module electrically connected to the key end control module, the first communication unit comprising a wake-up subunit; the key end ranging module is used for detecting the distance between the vehicle key and the vehicle; the key end control module is further used for automatically controlling the wake-up subunit to send a wake-up signal to the vehicle to control the vehicle to enter a waiting state when the key end ranging module detects that the distance between the vehicle key and the vehicle is smaller than a first preset threshold value.
3. The vehicle key of claim 2, wherein the first communication unit further comprises an unlocking subunit; the key end control module is further used for automatically controlling the unlocking subunit to send the first unlocking signal to the vehicle to control the vehicle to unlock when the key end ranging module detects that the distance between the vehicle key and the vehicle is smaller than a second preset threshold value; wherein the first preset threshold is greater than the second preset threshold.
4. The vehicle key of claim 3, wherein the key end control module is further configured to control the unlocking subunit to send the first unlocking signal to the vehicle according to a key signal generated by the key module to control unlocking of the vehicle.
5. The vehicle key of claim 4, wherein the wake-up signal has a frequency of 30KHz-300KHz, the first unlock signal has a frequency of 300MHz-1GHz, and the second unlock signal has a frequency of 3MHz-30MHz.
6. A vehicle unlock control system, characterized by comprising: the vehicle key according to any one of claims 1 to 5, and a vehicle end control portion provided on a vehicle;
the vehicle end control section includes: the vehicle-end communication module and the door lock module are electrically connected with the unlocking control module;
the vehicle-end communication module is used for receiving the first unlocking signal or the second unlocking signal sent by the vehicle key and transmitting the first unlocking signal or the second unlocking signal to the unlocking control module;
the unlocking control module is used for controlling the door lock module to unlock the vehicle according to the first unlocking signal or the second unlocking signal transmitted by the vehicle-end communication module.
7. The vehicle unlock control system according to claim 6, wherein said vehicle-end control section further includes a vehicle-end ranging module, said vehicle-end communication module further including a third communication unit;
the vehicle-end ranging module is used for transmitting a ranging signal to the vehicle key, detecting the distance between the vehicle key and the vehicle according to the ranging signal, and sending a wake-up signal to the vehicle-end control part when the distance between the vehicle key and the vehicle is detected to be smaller than a first preset threshold value;
the third communication unit is used for receiving the wake-up signal and transmitting the wake-up signal to the unlocking control module so that the unlocking control module controls the vehicle to enter a waiting state according to the wake-up signal.
8. The vehicle unlock control system according to claim 7, wherein said vehicle-side communication module further includes a fourth communication unit; the vehicle key is further used for sending the first unlocking signal to the vehicle end control part when detecting that the distance between the vehicle key and the vehicle is smaller than a second preset threshold value; the fourth communication unit is configured to receive the first unlocking signal and transmit the first unlocking signal to the unlocking control module.
9. The vehicle unlock control system according to claim 6, wherein said vehicle-end communication module further includes a fifth communication unit; the vehicle key is further used for sending the second unlocking signal to the vehicle end control part when the vehicle key is at a preset position relative to a vehicle; the fifth communication unit is configured to receive the second unlocking signal and transmit the second unlocking signal to the unlocking control module.
10. A vehicle comprising the vehicle unlock control system according to any one of claims 6 to 9.
CN202221722635.9U 2022-07-04 2022-07-04 Vehicle key, vehicle unlocking control system and vehicle Active CN218918149U (en)

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Application Number Priority Date Filing Date Title
CN202221722635.9U CN218918149U (en) 2022-07-04 2022-07-04 Vehicle key, vehicle unlocking control system and vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221722635.9U CN218918149U (en) 2022-07-04 2022-07-04 Vehicle key, vehicle unlocking control system and vehicle

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CN218918149U true CN218918149U (en) 2023-04-25

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