CN107148070A - One kind self-regulation gain Beacon device and method - Google Patents
One kind self-regulation gain Beacon device and method Download PDFInfo
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- CN107148070A CN107148070A CN201710296099.8A CN201710296099A CN107148070A CN 107148070 A CN107148070 A CN 107148070A CN 201710296099 A CN201710296099 A CN 201710296099A CN 107148070 A CN107148070 A CN 107148070A
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- gain
- self
- beacon equipment
- transmission power
- beacon
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
- H04W48/10—Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0203—Power saving arrangements in the radio access network or backbone network of wireless communication networks
- H04W52/0206—Power saving arrangements in the radio access network or backbone network of wireless communication networks in access points, e.g. base stations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/245—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account received signal strength
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
- H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/52—TPC using AGC [Automatic Gain Control] circuits or amplifiers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses one kind self-regulation gain Beacon device and method, described Beacon equipment includes microcontroller, radio-frequency module, battery management module and key-press module, radio-frequency module includes built-in aerial, Beacon signals are launched by built-in aerial, microcontroller adjusts radio-frequency module Beacon signal transmission power sizes, it is connected by battery management module with battery, button is used for the parameter of configuration adjustment transmission power；Described method includes S1：Predetermined rssi value, sends broadcast message；S2：Broadcast message is received, specific scan request bag is returned；S3：The RSSI value checked in request bag；S4：The RSSI value received and predetermined rssi value are compared, transmission power is adjusted；S5：Circulation performs S1 ~ S4, automatically adjusts the transmission power of Beacon equipment to optimum value.The present invention automatically adjusts transmission power, reduces equipment power dissipation, improves efficiency.
Description
Technical field
It is specifically a kind of self-regulation gain Beacon device and method the present invention relates to Bluetooth communication field.
Background technology
Apple companies released in 2013 and are based on bluetooth low energy consumption technologies（Bluetooth Low Energy, BLE）'s
After iBeacon equipment, the associated equipment application of in the market is increased rapidly.Beacon equipment is a kind of based on BLE technologies
Radio communication equipment, is usually used in fixed point push, the in time field such as push, indoor positioning and identification, most of at present
Beacon equipment use hermetically sealed design, equipment can only be disposable, due to that can not dismantle battery, thus the capacity of battery with
And the power consumption of equipment directly affects the service life of Beacon equipment.
In order to improve the service life of Beacon equipment, in existing solution, if increase battery capacity is inevitable
The increase of cost can be brought, so more technical schemes concentrate on the power consumption for how reducing Beacon equipment, existing way
It is manual increase broadcast interval, reduces Beacon transmitting power of equipment, although this way is reduced to a certain extent
The power consumption of Beacon equipment, but the increase of human cost is caused, and need progress for a long time in different application scenarios
Experiment, can just find suitable parameter value, this technical scheme efficiency is too low.
Publication No. CN205490542U Chinese patent discloses a kind of control circuit of Beacon equipment, including electricity
Source, control unit, reference clock circuit, real time clock circuit；The power supply is connected to described control unit, for for the control
Unit processed provides power supply；The reference clock circuit is connected to described control unit, for the electricity in synchronous described control unit
Road unit；The real time clock circuit connects described control unit, for being provided in setting time section for described control unit
Timing signal and the clock pulse signal for timing；Described control unit is used for what is provided according to the real time clock circuit
Timing signal and clock pulse signal, control the operational module of Beacon equipment to be worked in setting time section, in non-setting
Between close in section or enter low-power consumption battery saving mode, the control circuit can extend Beacon device battery life-spans or reduction
Beacon equipment electricity consumptions.Control circuit described in the patent is by controlling reference clock circuit, real time clock circuit to adjust
The working time of Beacon equipment, and then control Beacon equipment to enter low-power consumption battery saving mode within the period of setting, this
Plant the purpose that way has reached reduction Beacon equipment power dissipations to a certain extent.The patent and problem to be solved by this invention
It is identical, but its technical scheme used is different from the present invention, and the patent can not realize that the present invention launches Beacon equipment
The effect of Power auto-adjustment gain.
Existing Beacon equipment has that power consumption is higher to cause the problem of service life is short, and the transmitting work(of Beacon equipment
Rate regulation efficiency is low, is unfavorable for improving Beacon equipment overall performances.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide one kind self-regulation gain beacon equipment and side
Method, at least to realize the effect for reaching regulation transmission power and then improving signal transmission power regulation efficiency, while can improve
Service life of equipment.
The purpose of the present invention is achieved through the following technical solutions：One kind self-regulation gain Beacon equipment, it is wrapped
Microcontroller, radio-frequency module, battery management module and key-press module are included, radio-frequency module includes built-in aerial, passes through built-in aerial
Launch Beacon signals, and the transmission power adjustment input of radio-frequency module and the control signal output pin of microcontroller connect
Mouthful connection, microcontroller can output control signal automatically adjust radio-frequency module Beacon signal transmission power sizes, while micro-
Controller is connected by battery management module with battery, is connected by GPI interfaces with key-press module, and key-press module, which is used to configure, to be adjusted
Save the parameter of transmission power.
Further, described self-regulation gain Beacon equipment using the integrated described microcontroller of system level chip,
Radio-frequency module, battery management module and key-press module.
The system level chip includes CC2540, nrf51822, BC6130 or DA14580.
A kind of method of Beacon equipment self-regulation gain, it comprises the following steps：
S1：The gain Beacon equipment that is self-regulated presets identification information threshold value, then sends broadcast message；
S2：Broadcast reception end is received after the broadcast message that the self-regulation gain Beacon equipment is sent, the specific scanning of passback
Request bag；
S3：The gain Beacon equipment that is self-regulated is received after the specific scan request bag, the identification information checked in request bag
Value；
S4：The identification information value received is compared with default identification information threshold value, transmission power is adjusted；
S5：Circulation performs S1 ~ S4, automatically adjusts the transmission power of Beacon equipment to optimum value.
Further, described broadcast reception end includes BLE modules, receives what Beacon equipment was sent by BLE modules
Broadcast message.
Further, in step s 2, the specific scan request bag is the scan request bag for adding identification information.
Further, described identification information is RSSI value.
Further, described regulation transmission power directly sets the transmission power of broadcast based on BLE4.0 protocol stacks.
Further, according to BLE data standard agreements, regulation scan request message has 12 bytes in link layer protocol
Load, broadcast reception end set scan request message packet header in address style be random address, then change scanning set
The value of standby address field terminates RSSI when receiving broadcast for broadcast reception.
Further, the self-regulation gain Beacon equipment is received after specific scan request bag, parses RSSI, with
Default RSS threshold values compare, and if greater than default RSS threshold values, then directly turn transmission power gear down based on BLE4.0 protocol stacks；Such as
Fruit is less than default RSS threshold values, then directly tunes up transmission power gear based on BLE4.0 protocol stacks.
The beneficial effects of the invention are as follows：The radio-frequency module of the self-regulation gain Beacon equipment of the present invention passes through built-in aerial
Launch Beacon signals, microcontroller output control signal automatically adjusts radio-frequency module Beacon signal transmission power sizes, reached
To the purpose for automatically adjusting radio-frequency module signal transmission power；The signal of the present invention launches equipment from gain adjusting method therefore in broadcast
Transmitting-receiving during pass through specific scan request bag as Regulate signal launch gear identification information, it is possible to achieve system from
Dynamic identification and judgement, compared with artificial setting signal transmission power, significantly improve signal Beacon signal identification sensitivity, carry
High transmission power adjustment efficiency.The present invention being capable of adaptive broadcasting distance, it is not necessary to artificial modification transmission power, reduces
Signal transmitting regulation efficiency is also improved while human cost, equipment life is extended.
Brief description of the drawings
Fig. 1 is self-regulation gain method block diagram of the invention；
Fig. 2 is self-regulation gain Beacon equipment course of work schematic diagrames of the invention；
Fig. 3 is specific scan request packet voice structure chart of the invention；
Fig. 4 is self-regulation gain Beacon equipment structure charts of the invention；
Fig. 5 is the self-regulation gain Beacon schemes signal that one of embodiments of the invention are applied to campus card work attendance punch card system
Figure.
Embodiment
Technical scheme is described in further detail below in conjunction with the accompanying drawings, but protection scope of the present invention is not limited to
It is as described below.
As shown in figure 4, a kind of self-regulation gain Beacon equipment, it includes microcontroller, radio-frequency module, battery management mould
Block and key-press module, radio-frequency module include built-in aerial, and Beacon signals, and the hair of radio-frequency module are launched by built-in aerial
The control signal output pin interface for penetrating power adjusting input and microcontroller is connected, and microcontroller being capable of output control signal
Radio-frequency module Beacon signal transmission power sizes are automatically adjusted, while microcontroller is connected by battery management module and battery
Connect, be connected by GPI interfaces with key-press module, key-press module is used for the parameter of configuration adjustment transmission power.
Further, described self-regulation gain Beacon equipment using the integrated described microcontroller of system level chip,
Radio-frequency module, battery management module and key-press module.
The system level chip includes CC2540, nrf51822, BC6130 or DA14580.
A kind of method of gain as shown in figure 1, Beacon equipment is self-regulated, it comprises the following steps：
S1：The gain Beacon equipment that is self-regulated presets identification information threshold value, then sends broadcast message；
S2：Broadcast reception end is received after the broadcast message that the self-regulation gain Beacon equipment is sent, the specific scanning of passback
Request bag；
S3：The gain Beacon equipment that is self-regulated is received after the specific scan request bag, the identification information checked in request bag
Value；
S4：The identification information value received is compared with default identification information threshold value, transmission power is adjusted；
S5：Circulation performs S1 ~ S4, automatically adjusts the transmission power of Beacon equipment to optimum value.
Further, described broadcast reception end includes BLE modules, receives what Beacon equipment was sent by BLE modules
Broadcast message.
Further, in step s 2, the specific scan request bag is the scan request bag for adding identification information.
Further, described identification information is RSSI value.
Further, described regulation transmission power directly sets the transmission power of broadcast based on BLE4.0 protocol stacks.
Further, according to BLE data standard agreements, regulation scan request message has 12 bytes in link layer protocol
Load, broadcast reception end set scan request message packet header in address style be random address, then change scanning set
The value of standby address field terminates RSSI when receiving broadcast for broadcast reception.
Further, the self-regulation gain Beacon equipment is received after specific scan request bag, parses RSSI, with
Default RSS threshold values compare, and if greater than default RSS threshold values, then directly turn transmission power gear down based on BLE4.0 protocol stacks；Such as
Fruit is less than default RSS threshold values, then directly tunes up transmission power gear based on BLE4.0 protocol stacks.
As one of embodiments of the invention, the self-regulation gain Beacon side applied to campus card work attendance punch card system
Case, wherein, using CC2540 as system-level integrated chip, CC2540 is the system-level single-chip of a super low consumpting power,
It is integrated with 8051 microcontrollers, less radio-frequency transmission receiver, battery management module and key-press module, and button, which is used to configure, is
System parameter, when the system of pushing button enters configuration mode, can change UUID, Major, Minor parameter.
Button is used to configure systematic parameter, when the system of pushing button enters configuration mode, can change UUID, Major,
Minor。
As shown in Fig. 2 after receiving terminal receives Beacon broadcast message, specific scan request bag is sent, and
RSSI value is inserted in request bag, Beacon terminations receive scan request bag, and the RSSI value checked in request bag is default with itself
Value is compared, and then adjusts transmission power, repeats above step, Beacon transmission power is the value that can reach requirement.
As shown in figure 3, according to BLE data standard agreements, regulation scan request message has 12 words in link layer protocol
The load of section, address style is random address in the packet header that broadcast reception end sets scan request message, for example, assign TxAdd
=1, then change the RSSI when value of scanning device address field receives broadcast for broadcast reception termination.
Beacon is received after scan request bag, parses RSSI, is compared with default threshold value, if greater than the threshold value then
Illustrate that transmission power is larger, it is necessary to reduce；If less than the threshold value, then illustrate that transmission power is smaller, it is necessary to increase.
Transmission power is adjusted in BLE agreements can directly set the transmission power of broadcast, and specific steps are referred to
BLE4.0 protocol stacks, by taking CC2540 as an example, the module supports the transmission power of 4 gears, is 4dB, 0dB respectively
（default）, -6dB, -23dB, specific set-up mode is as follows：
void SimpleBLEPeripheral_Init( uint8 task_id )
{
simpleBLEPeripheral_TaskID = task_id;
// transmission power is set
HCI_EXT_SetTxPowerCmd (HCI_EXT_TX_POWER_4_DBM);
……
}
The present invention have from gain-adjusted the characteristics of, can be widely applied to work attendance, identification, fixed point push, Item Management,
Scene.As shown in figure 5, as one of embodiments of the invention, enter out of school in student and check card automatically in scene, student wears school
Garden card, the campus card carries BLE modules（That is broadcast reception end）.When student enter school and apart from school gate farther out when, first scanning arrive school
Outer Beacon, the specific scan request bag of now campus card transmission is to Beacon outside school, and the Beacon is according in scan request bag
RSSI value adjust the transmission power of itself, with this reach identification Beacon precision and sensitivity outside school.Similar, when
When student goes out school, campus card can complete the accurate identification to Beacon in the school.Prove that the present invention is quick by substantial amounts of test
Beacon transmission power is accurately improved, the resolution that student passes in and out school can be significantly improved.
Above content only describes the general principle and main feature of the present invention.It should be understood by those skilled in the art that
Arrive, do not departing from the spirit and scope that appended claims of the present invention are limited, formally with details to the present invention
The change made, in the range of the claims in the present invention are protected.
Claims (10)
1. one kind self-regulation gain Beacon equipment, it is characterised in that：It includes microcontroller, radio-frequency module, battery management mould
Block and key-press module, radio-frequency module include built-in aerial, and Beacon signals, and the hair of radio-frequency module are launched by built-in aerial
The control signal output pin interface for penetrating power adjusting input and microcontroller is connected, and microcontroller being capable of output control signal
Radio-frequency module Beacon signal transmission power sizes are automatically adjusted, while microcontroller is connected by battery management module and battery
Connect, be connected by GPI interfaces with key-press module, key-press module is used for the parameter of configuration adjustment transmission power.
2. a kind of self-regulation gain Beacon equipment according to claim 1, it is characterised in that：It uses system level chip
Integrated described microcontroller, radio-frequency module, battery management module and key-press module.
3. a kind of self-regulation gain Beacon equipment according to claim 2, it is characterised in that：The system level chip bag
Include CC2540, nrf51822, BC6130 or DA14580.
A kind of method of gain 4. Beacon equipment is self-regulated, it is characterised in that it comprises the following steps：
S1：The gain Beacon equipment that is self-regulated presets identification information threshold value, then sends broadcast message；
S2：Broadcast reception end is received after the broadcast message that the self-regulation gain Beacon equipment is sent, the specific scanning of passback
Request bag；
S3：The gain Beacon equipment that is self-regulated is received after the specific scan request bag, the identification information checked in request bag
Value；
S4：The identification information value received is compared with default identification information threshold value, transmission power is adjusted；
S5：Circulation performs S1 ~ S4, automatically adjusts the transmission power of Beacon equipment to optimum value.
The method of gain 5. a kind of Beacon equipment as claimed in claim 4 is self-regulated, it is characterised in that：Described broadcast connects
Receiving end includes BLE modules, and the broadcast message that Beacon equipment is sent is received by BLE modules.
The method of gain 6. a kind of Beacon equipment as claimed in claim 4 is self-regulated, it is characterised in that：In step s 2,
The specific scan request bag is the scan request bag for adding identification information.
The method of gain 7. a kind of Beacon equipment as claimed in claim 4 is self-regulated, it is characterised in that：Described mark letter
Cease for RSSI value.
The method of gain 8. a kind of Beacon equipment as claimed in claim 4 is self-regulated, it is characterised in that：Described regulation hair
Penetrate the transmission power that power directly sets broadcast based on BLE4.0 protocol stacks.
The method of gain 9. a kind of Beacon equipment as claimed in claim 4 is self-regulated, it is characterised in that：According to BLE data
Specification protocol, regulation scan request message has the load of 12 bytes in link layer protocol, sets and scans at broadcast reception end
Address style is random address in the packet header of request message, then changes the value of scanning device address field and is terminated for broadcast reception
Receive RSSI during broadcast.
The method of gain 10. a kind of Beacon equipment as described in claim 4,6 or 7 is self-regulated, it is characterised in that：It is described from
Regulation gain Beacon equipment is received after specific scan request bag, is parsed RSSI, is compared with default RSS threshold values, if greatly
In default RSS threshold values, then transmission power gear is directly turned down based on BLE4.0 protocol stacks；If less than default RSS threshold values, then base
Transmission power gear is directly tuned up in BLE4.0 protocol stacks.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710296099.8A CN107148070A (en) | 2017-04-28 | 2017-04-28 | One kind self-regulation gain Beacon device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710296099.8A CN107148070A (en) | 2017-04-28 | 2017-04-28 | One kind self-regulation gain Beacon device and method |
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|---|---|
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| CN201710296099.8A Pending CN107148070A (en) | 2017-04-28 | 2017-04-28 | One kind self-regulation gain Beacon device and method |
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| CN110366824A (en) * | 2018-02-09 | 2019-10-22 | 法国大陆汽车公司 | Method, related detection device and the user equipment of the portable user in the presumptive area of interior or exterior of the vehicle are detected by hyperfrequency |
| CN110784906A (en) * | 2019-10-30 | 2020-02-11 | 珠海格力电器股份有限公司 | Wireless network distribution method and device, storage medium and processor |
| CN112040420A (en) * | 2020-09-09 | 2020-12-04 | 西交利物浦大学 | Self-adaptive energy-saving method and device under complex signal environment |
| CN115866729A (en) * | 2022-11-23 | 2023-03-28 | 东土科技(宜昌)有限公司 | Control method and device for positioning beacon in indoor positioning system |
| WO2024005928A1 (en) * | 2022-06-28 | 2024-01-04 | Western Digital Technologies, Inc. | Power management for wireless device loss prevention and discovery |
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| CN115866729A (en) * | 2022-11-23 | 2023-03-28 | 东土科技(宜昌)有限公司 | Control method and device for positioning beacon in indoor positioning system |
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