CN111127720A - Bluetooth digital key device based on Bluetooth signal reception intensity - Google Patents
Bluetooth digital key device based on Bluetooth signal reception intensity Download PDFInfo
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- CN111127720A CN111127720A CN202010047771.1A CN202010047771A CN111127720A CN 111127720 A CN111127720 A CN 111127720A CN 202010047771 A CN202010047771 A CN 202010047771A CN 111127720 A CN111127720 A CN 111127720A
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- 230000004044 response Effects 0.000 abstract description 6
- 238000005259 measurement Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
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- 238000012360 testing method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
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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
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
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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
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00896—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys specially adapted for particular uses
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- H04B5/48—
Abstract
The invention discloses a Bluetooth digital key device based on Bluetooth signal receiving intensity, which comprises a Bluetooth key and a receiving device, wherein the Bluetooth key comprises a power module, a first Bluetooth module, a distance measuring circuit, a judging circuit and a storage module, the power module, the distance measuring circuit, the judging circuit and the storage module are all electrically connected with the first Bluetooth module, and the judging circuit is respectively electrically connected with the first Bluetooth module and the distance measuring circuit. This bluetooth digital key device based on bluetooth signal reception intensity, be used for receiving and transmission radiofrequency signal through the bluetooth antenna, and be equipped with distance measurement circuit and judgement circuit, judge the circuit respectively with first bluetooth module and distance measurement circuit electric connection, judge whether the circuit is used for judging whether artificial operation and bluetooth signal are greater than the threshold value of unblanking, open the case through bluetooth signal reception intensity, be equipped with human response sensor simultaneously and be used for responding to whether artificial operation, guarantee the exactness of operation, avoid the maloperation.
Description
Technical Field
The invention relates to the technical field of Bluetooth digital keys, in particular to a Bluetooth digital key device based on Bluetooth signal receiving intensity.
Background
An electronic door lock is a novel door lock developed on the basis of a conventional mechanical blocking door lock, and is one of research hotspots in the field of smart homes at present. Compared with a mechanical lock, the electronic lock has the characteristics of convenience in operation and good confidentiality. Electronic locks utilize electronic switching devices to control the mechanical structure of the lock. Electronic door locks usually have a chip dedicated to storing a secret key, which stores a specific password, and a key for unlocking the door lock, which stores the same secret key, is provided. The matching is performed when the code in the key is entered into the memory in the lock and the lock is opened if the code in the key matches the lock. With the development of technology, the key is not limited to the traditional key, and mobile devices such as chip cards, mobile phones and the like can be used as carriers of the key at present.
Along with the improvement of living standard of people, the higher requirement on the intelligence of the lock is mainly reflected in that the lock is more humanized and intelligent in the functions, operation and use processes. The operation of bluetooth intelligence lock on the existing market usually relies on the smart mobile phone APP supporting with the lock, must install appointed APP and dispose in advance to the step is comparatively loaded down with trivial details before unblanking, and opens different locks and need connect different bluetooth equipment, can not satisfy intelligent demand.
Disclosure of Invention
The invention aims to provide a Bluetooth digital key device based on Bluetooth signal receiving intensity, which has the advantages of easiness in use, simplicity in operation and high accuracy and solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a bluetooth digital key device based on bluetooth signal reception intensity, includes whole car PEPS (car keyless system), cell-phone APP, bluetooth key and receiving arrangement, the bluetooth key includes power module, first bluetooth module, range finding circuit, judgement circuit and storage module, power module, range finding circuit, judgement circuit and storage module all with first bluetooth module electric connection, judgement circuit respectively with first bluetooth module and range finding circuit electric connection, receiving arrangement includes second bluetooth module and signal processing module, second bluetooth module and first bluetooth module interactive connection.
Preferably, first bluetooth module includes bluetooth chip, bluetooth antenna and human body sensor, bluetooth chip respectively with bluetooth antenna and human body sensor electric connection, human body sensor and judgement circuit communication connection.
Preferably, the Bluetooth chip is connected with a key, a buzzer and an LED indicator lamp.
Preferably, be equipped with charging chip in the power module, charging chip electric connection battery, battery respectively with bluetooth chip, bluetooth antenna, human body induction sensor, distance measuring circuit and judgement circuit electric connection.
Preferably, the storage module comprises a storage unit, an identity authentication unit and a time unit, and the storage unit is electrically connected with the identity authentication unit and the time unit respectively.
Preferably, the receiving device can be a Bluetooth lock body or household electrical appliance equipment, and the signal processing module is connected with the Bluetooth lock cylinder.
Preferably, the bluetooth key (1) further comprises a bluetooth key main module and a bluetooth antenna, the bluetooth antenna comprises a bluetooth key left antenna, a bluetooth key right antenna and a bluetooth key rear antenna, and the bluetooth key main module and the bluetooth antenna both adopt an LIN communication mode.
Preferably, the Bluetooth key main module and the PEPS of the whole vehicle are connected in a CAN bus mode.
Preferably, after the mobile phone APP scans the bluetooth main module, the mobile phone APP inputs a pairing code through secure pairing, and completes secure authentication with the bluetooth main module through a filled secret key and a secure algorithm, the mobile phone APP establishes connection with the bluetooth main module, and the bluetooth main module also acquires a broadcast packet message of the mobile phone APP; the broadcast packet information comprises a feature code and an RSSI (received signal strength indicator) value (a Bluetooth signal received intensity value), the feature code is sent to a Bluetooth antenna through an LIN bus, the Bluetooth antenna scans the RSSI value sent by a corresponding mobile phone through the feature code and sends the RSSI value to a Bluetooth main module, and the Bluetooth main module calculates the current position of the mobile phone according to the RSSI value after receiving the RSSI value and by combining a calibration algorithm and calibration data; the Bluetooth main module sends the current position of the mobile phone to the CAN bus, and the PEPS triggers corresponding remote unlocking, remote window control, remote skylight control, keyless entry and keyless start after receiving the position.
Compared with the prior art, the invention has the following beneficial effects:
this bluetooth digital key device based on bluetooth signal reception intensity, be used for receiving and transmission radiofrequency signal through the bluetooth antenna, and be equipped with distance measurement circuit and judgement circuit, judge the circuit respectively with first bluetooth module and distance measurement circuit electric connection, judge whether the circuit is used for judging whether artificial operation and bluetooth signal are greater than the threshold value of unblanking, open the case through bluetooth signal reception intensity, be equipped with human response sensor simultaneously and be used for responding to whether for the artificial operation, human response sensor is used for responding to whether for the operation, guarantee the exactness of operation, avoid the maloperation.
Drawings
FIG. 1 is a block diagram of the present invention.
In the figure: 1. a Bluetooth key; 11. a power supply module; 111. a charging chip; 112. a storage battery; 12. a first Bluetooth module; 121. a Bluetooth chip; 122. a Bluetooth antenna; 123. a human body induction sensor; 13. a distance measuring circuit; 14. a judgment circuit; 15. a storage module; 151. a storage unit; 152. an identity authentication unit; 153. a time unit; 2. a receiving device; 21. a second Bluetooth module; 22. and a signal processing module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a bluetooth digital key device based on bluetooth signal receiving strength comprises a complete vehicle PEPS, a mobile phone APP, a bluetooth key 1 and a receiving device 2, the bluetooth key 1 comprises a power module 11, a first bluetooth module 12, a distance measuring circuit 13, a judging circuit 14 and a storage module 15, the power module 11, the distance measuring circuit 13, the judging circuit 14 and the storage module 15 are all electrically connected with the first bluetooth module 12, the first bluetooth module 12 comprises a bluetooth chip 121, a bluetooth antenna 122 and a human body induction sensor 123, the bluetooth chip 121 is respectively electrically connected with the bluetooth antenna 122 and the human body induction sensor 123, the bluetooth antenna 122 is used for receiving and transmitting radio frequency signals, the human body induction sensor 123 is one of proximity sensors, based on the microwave doppler principle, a planar antenna is used as an induction system, a microprocessor is used as a sensor, the human body induction sensor 123 is used for sensing whether a person is operated or not, the Bluetooth chip 121 is connected with a key, a buzzer and an LED indicator light, the Bluetooth chip 121 is controlled by the key, the buzzer plays a role in warning, the LED indicator light is on constantly to indicate that the Bluetooth chip 121 works normally, the electric quantity is sufficient, the LED indicator light is off to indicate that the Bluetooth chip 121 is wrong or the electric quantity is insufficient, the human body induction sensor 123 is in communication connection with the judgment circuit 14, the human body induction sensor 123 senses manual operation and transmits information to the judgment circuit 14, a charging chip 111 is arranged in the power module 11, the charging chip 111 is electrically connected with the storage battery 112, the charging chip 111 controls the storage battery 112 to be charged to prevent the storage battery 112 from being overcharged, the storage battery 112 is respectively and electrically connected with the Bluetooth chip 121, the Bluetooth antenna 122, the human body induction sensor 123, the distance measurement circuit 13 and the judgment circuit 14, the storage battery 112 supplies power for all parts, the judgment circuit 14 is respectively and electrically connected, the judging circuit 14 is used for judging whether the manual operation is performed or not and whether the bluetooth signal is greater than the unlocking threshold value or not, the storage module 15 includes a storage unit 151, an identity authentication unit 152 and a time unit 153, the storage unit 151 is electrically connected with the identity authentication unit 152 and the time unit 153 respectively, the identity authentication unit 152 is used for recording the personnel information of an operator, can adopt semiconductor fingerprint identification device, gather operating personnel fingerprint information, can adopt authentication or need not verify through the setting, receiving arrangement 2 includes second bluetooth module 21 and signal processing module 22, second bluetooth module 21 and first bluetooth module 12 interconnect, receiving arrangement 2 can be bluetooth lock body or household electrical appliances, signal processing module 22 is connected with the bluetooth lock core, second bluetooth module 21 receives the radio frequency information of first bluetooth module 12, and open through signal processing module 22 control lock core.
This bluetooth digital key device based on bluetooth signal reception intensity, be used for receiving and transmission radiofrequency signal through bluetooth antenna 122, and be equipped with ranging circuit 13 and judge circuit 14, judge circuit 14 respectively with first bluetooth module 12 and ranging circuit 13 electric connection, judge circuit 14 and be used for judging whether artificial operation and bluetooth signal are greater than the threshold value of unblanking, open the case through bluetooth signal reception intensity, it is whether artificial operation to be equipped with human induction sensor 123 simultaneously and be used for the response, whether human induction sensor 123 is used for the response to be artificial operation, guarantee the exactness of operation, avoid the maloperation.
The working process is as follows: during the use, authentication unit 152 is used for recording operator's personnel information, can adopt authentication or need not verify through the setting, when operating personnel carries bluetooth key 1 and is close to bluetooth key 1, distance measuring circuit 13 detects outside bluetooth information, judge whether circuit 14 detects this information and is the bluetooth information that second bluetooth module 21 sent, when confirming that second bluetooth module 21 sends, judge whether circuit 14 detects bluetooth signal and is greater than the threshold value of unblanking, human response sensor 123 is used for responding to whether for the operation, when the testing result is "yes", bluetooth chip 121 passes through bluetooth antenna 122 transmission with radiofrequency signal, second bluetooth module 21 received signal, and open through signal processing module 22 control lock core, otherwise, when the testing result has one to "no", the lock core then can not open.
The specific working principle is as follows: after the mobile phone is connected, the Bluetooth main module sends the positioning position of the mobile phone to the CAN bus, and the PEPS of the whole vehicle triggers corresponding remote unlocking, remote window control, remote skylight control, keyless entry (PE) and keyless start (PS) after receiving the positioning position. The operation steps are as follows:
1. pressing a remote locking button of a UI (user interface) of the mobile phone APP, sending a four-door locking command to a controller of the PEPS (Passive entry and Passive Start) of the whole vehicle by the Bluetooth key, and executing four-door locking by the controller of the PEPS of the whole vehicle;
2. pressing a remote control unlocking button of a UI (user interface) of the mobile phone APP, sending a four-door unlocking command to a controller of the PEPS (Passive entry System) of the whole vehicle by the Bluetooth key, and executing four-door unlocking by the controller of the PEPS of the whole vehicle;
3. pressing a remote control skylight opening button of a UI (user interface) of the mobile phone APP, sending a skylight opening command to a controller of the PEPS (Passive entry and Passive Start) of the whole vehicle by a Bluetooth key, and executing skylight opening by the controller of the PEPS of the whole vehicle;
4. pressing a remote control skylight closing button of a UI (user interface) of the mobile phone APP, sending a skylight closing command to a controller of the PEPS (passive entry and passive entry) of the whole vehicle by the Bluetooth key, and executing skylight closing by the controller of the PEPS of the whole vehicle;
5. pressing a remote control window opening button of a UI (user interface) of the mobile phone APP, sending a window opening command to a controller of the PEPS (Passive entry System) of the whole vehicle by the Bluetooth key, and executing window opening by the controller of the PEPS of the whole vehicle;
6. pressing a remote control window closing button of a UI (user interface) of the mobile phone APP, sending a window closing command to a controller of the PEPS (passive entry control system) of the whole vehicle by the Bluetooth key, and executing window closing by the controller of the PEPS of the whole vehicle;
7. carrying the mobile phone in the range of 1 meter outside a left front door, pressing a door handle touch locking switch, and triggering a controller of a PEPS (Passive entry Passive Start) of the whole vehicle to execute four-door locking;
8. carrying the mobile phone in the range of 1 meter outside the left front door, pressing down a door handle touch unlocking switch, and triggering a controller of a PEPS of the whole vehicle to execute four-door unlocking;
9. carrying the mobile phone in the range of 1 meter outside a left front door, pressing a door handle touch locking switch, and triggering a controller of a PEPS (Passive entry Passive Start) of the whole vehicle to execute four-door locking;
10. through cell-phone APP's share button, the cell-phone number of the person of being shared of input sets up the function permission and the life of being shared the people and using the key, and the person of being shared downloads this key of sharing through cell-phone APP, in the life that the car owner set for, uses the function that sets up.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a bluetooth digital key device based on bluetooth signal reception intensity, includes whole car PEPS, cell-phone APP, bluetooth key (1) and receiving arrangement (2), its characterized in that: bluetooth key (1) includes power module (11), first Bluetooth module (12), range finding circuit (13), judgement circuit (14) and storage module (15), power module (11), range finding circuit (13), judgement circuit (14) and storage module (15) all with first Bluetooth module (12) electric connection, judgement circuit (14) respectively with first Bluetooth module (12) and range finding circuit (13) electric connection, receiving arrangement (2) include second Bluetooth module (21) and signal processing module (22), second Bluetooth module (21) and first Bluetooth module (12) interconnect.
2. The bluetooth digital key device based on bluetooth signal reception strength according to claim 1, wherein: first bluetooth module (12) include bluetooth chip (121), bluetooth antenna (122) and human body sensor (123), bluetooth chip (121) respectively with bluetooth antenna (122) and human body sensor (123) electric connection, human body sensor (123) and judgement circuit (14) communication connection.
3. The bluetooth digital key device based on bluetooth signal reception strength according to claim 2, wherein: the Bluetooth chip (121) is connected with a key, a buzzer and an LED indicator lamp.
4. The bluetooth digital key device based on bluetooth signal reception strength according to claim 1, wherein: be equipped with charging chip (111) in power module (11), charging chip (111) electric connection battery (112), battery (112) respectively with bluetooth chip (121), bluetooth antenna (122), human body induction sensor (123), range finding circuit (13) and judgement circuit (14) electric connection.
5. The bluetooth digital key device based on bluetooth signal reception strength according to claim 1, wherein: the storage module (15) comprises a storage unit (151), an identity authentication unit (152) and a time unit (153), wherein the storage unit (151) is electrically connected with the identity authentication unit (152) and the time unit (153) respectively.
6. The bluetooth digital key device based on bluetooth signal reception strength according to claim 1, wherein: the receiving device (2) is a Bluetooth lock body or household appliance equipment, and the signal processing module (22) is connected with the Bluetooth lock cylinder.
7. The bluetooth digital key device based on bluetooth signal reception strength according to claim 1, wherein: the Bluetooth key (1) further comprises a Bluetooth key main module and a Bluetooth antenna, wherein the Bluetooth antenna comprises a Bluetooth key left antenna, a Bluetooth key right antenna and a Bluetooth key rear antenna, and the Bluetooth key main module and the Bluetooth antenna are both in an LIN communication mode.
8. The bluetooth digital key device based on bluetooth signal reception strength according to claim 1, wherein: the Bluetooth key main module is connected with the PEPS of the whole vehicle in a CAN bus mode.
9. The bluetooth digital key device based on bluetooth signal reception strength according to one of claims 1 to 9, wherein: after the mobile phone APP scans the Bluetooth main module, a pairing code is input through secure pairing, and the mobile phone APP and the Bluetooth main module complete security authentication through a filled secret key and a security algorithm; the broadcast packet information comprises a feature code and an RSSI value, the feature code is sent to the Bluetooth antenna through an LIN bus, the Bluetooth antenna scans the RSSI value sent by the corresponding mobile phone through the feature code and sends the RSSI value to the Bluetooth main module, and the Bluetooth main module calculates the current position of the mobile phone according to the RSSI value and a calibration algorithm and calibration data after receiving the RSSI value; the Bluetooth main module sends the current position of the mobile phone to the CAN bus, and the PEPS triggers corresponding remote unlocking, remote window control, remote skylight control, keyless entry and keyless start after receiving the position.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019223930836 | 2019-12-26 | ||
| CN201922393083 | 2019-12-26 |
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| CN111127720A true CN111127720A (en) | 2020-05-08 |
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| CN202010047771.1A Pending CN111127720A (en) | 2019-12-26 | 2020-01-16 | Bluetooth digital key device based on Bluetooth signal reception intensity |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204392246U (en) * | 2015-02-03 | 2015-06-10 | 深圳市进步者科技有限公司 | A kind of bluetooth key and a kind of bluetooth cellular phone |
| CN107575094A (en) * | 2017-10-27 | 2018-01-12 | 杭州圣联科技有限公司 | A kind of blue-tooth intelligence lock system and its control method |
| CN209258070U (en) * | 2018-10-11 | 2019-08-16 | 科世达（上海）管理有限公司 | A kind of automobile PEPS system |
| CN209657380U (en) * | 2019-03-18 | 2019-11-19 | 珠海市竞争电子科技有限公司 | A kind of control of bluetooth access system |
| CN110606046A (en) * | 2019-08-09 | 2019-12-24 | 深圳市昇润科技有限公司 | Automobile Bluetooth device and automobile keyless opening and closing method |
-
2020
- 2020-01-16 CN CN202010047771.1A patent/CN111127720A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204392246U (en) * | 2015-02-03 | 2015-06-10 | 深圳市进步者科技有限公司 | A kind of bluetooth key and a kind of bluetooth cellular phone |
| CN107575094A (en) * | 2017-10-27 | 2018-01-12 | 杭州圣联科技有限公司 | A kind of blue-tooth intelligence lock system and its control method |
| CN209258070U (en) * | 2018-10-11 | 2019-08-16 | 科世达（上海）管理有限公司 | A kind of automobile PEPS system |
| CN209657380U (en) * | 2019-03-18 | 2019-11-19 | 珠海市竞争电子科技有限公司 | A kind of control of bluetooth access system |
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