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Bluetooth comfortable entry system based on vehicle door unlocking and control method thereof

A bluetooth, unlocking technology, applied in vehicle parts, anti-theft vehicle accessories, transportation and packaging, etc., can solve the problems of lost items in the car, stolen vehicles, hidden dangers of the original car, etc., and achieve the effect of avoiding automatic key operation.

Active Publication Date: 2020-03-27
CHANGCHUN CHAOWEI SCI & TECH IND
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This brings a great hidden danger to the safety of the original car, and it is easy to cause the loss of items in the car, theft of the car, etc.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0070] The bluetooth comfortable entry system based on car door unlocking of the present invention comprises: a bluetooth signal transmitter module arranged on the car, an intelligent main board and a bluetooth module arranged inside the car key;

[0071] The Bluetooth signal transmitter module is used to transmit Bluetooth signals and perform identity authentication and communication with the Bluetooth module. The power of the Bluetooth signal transmitter module is -50dbm to 50dbm, and the switch lock distance is 0.1m to 100m;

[0072] The Bluetooth module is used to receive the Bluetooth signal transmitted by the Bluetooth signal transmitter module and transmit it to the smart main board; the smart main board is used to process the signal of the Bluetooth signal transmitter module transmitting module and control the car key unlocking module to open and close the car door;

[0073] The smart motherboard is equipped with a scene recognition function module, which is used to jud...

Embodiment 2

[0090] The control method of the Bluetooth comfort entry system based on car door unlocking of the present invention comprises the following steps:

[0091] Step S1: Use the Bluetooth signal transmitter module to transmit Bluetooth signals and perform identity authentication and communication with the Bluetooth module of the smart motherboard, use the smart motherboard on the digital touch screen key to process the signal of the Bluetooth signal transmitter module transmitter module and control the car The key unlocking module switches and locks the car door;

[0092] Step S2: The factory setting or the user sets the transmission power of the Bluetooth signal transmitter to +12dbm, and when the signal strength between the digital touch screen key and the Bluetooth signal transmitter in the car is ≥ -90dbm, the Bluetooth module in the digital touch screen key After receiving the signal from the Bluetooth transmitter, according to the Bluetooth radio wave law and power character...

Embodiment 3

[0101] The control method of the Bluetooth comfort entry system based on car door unlocking of the present invention comprises the following steps:

[0102] Step S1: Use the Bluetooth signal transmitter module to transmit Bluetooth signals and perform identity authentication and communication with the Bluetooth module of the smart motherboard, use the smart motherboard on the digital touch screen key to process the signal of the Bluetooth signal transmitter module transmitter module and control the car The key unlocking module switches and locks the car door;

[0103] Step S2: The factory setting or the user sets the transmission power of the Bluetooth signal transmitter to -30dbm, and when the signal strength between the digital touch screen key and the Bluetooth signal transmitter in the car is ≥ -109dbm, the Bluetooth module in the digital touch screen key After receiving the signal from the Bluetooth transmitter, according to the Bluetooth radio wave law and power characte...

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Abstract

The invention provides a Bluetooth comfortable entry system based on vehicle door unlocking and a control method of the Bluetooth comfortable entry system. The Bluetooth comfortable entry system comprises a Bluetooth signal transmitter module arranged on an vehicle, an intelligent main board arranged in an vehicle key and a Bluetooth module. The Bluetooth signal transmitter module is used for transmitting a Bluetooth signal and carrying out identity authentication and communication with the Bluetooth module; the Bluetooth module is used for receiving the Bluetooth signal transmitted by the Bluetooth signal transmitter module and transmitting the Bluetooth signal to the intelligent mainboard; the intelligent main board is used for processing signals of the Bluetooth signal transmitter module and controlling the vehicle key unlocking module to open and close an vehicle door. The device has the advantages of low price, simplicity and easiness in installation, easiness in operation, shortinstallation period and immediate change and travel; the Bluetooth comfortable entry function can be realized without changing any original vehicle circuit and original vehicle system, the safety is kept consistent with that of an original vehicle, the range of audiences of the function is extremely wide, the Bluetooth comfortable entry function can be compatible with all vehicle types on the market, and in addition, the Bluetooth comfortable entry function can enter the vehicle without putting a handle into a specific area.

Description

technical field [0001] The invention relates to the technical field of car key refitting, in particular to a Bluetooth comfortable entry system based on car door unlocking. Background technique [0002] At present, the front-end market of car keys: in the low-end car market, the keys provided by manufacturers do not have a comfortable entry function, and the remote control key keys matched by the original factory have a single function. In the high-end automobile market, a small number of keys equipped by manufacturers have the function of comfortable entry and are dedicated to special vehicles, which are poor in popularity and expensive. At present, the keyless entry function used by some models on the market is to bring the car key close to the vehicle, and the key enters the sensing range. The owner needs to put his hand on the sensing area of ​​the door handle to open the door and enter the car. When leaving the car with the key, the car owner needs to put his hand on t...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B60R25/24
CPCB60R25/24B60R25/245
Inventor 胡奕高杉
Owner CHANGCHUN CHAOWEI SCI & TECH IND
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