CN106101980A - The direction recognizing method of Bluetooth system, equipment and Bluetooth signal - Google Patents
The direction recognizing method of Bluetooth system, equipment and Bluetooth signal Download PDFInfo
- Publication number
- CN106101980A CN106101980A CN201610352879.5A CN201610352879A CN106101980A CN 106101980 A CN106101980 A CN 106101980A CN 201610352879 A CN201610352879 A CN 201610352879A CN 106101980 A CN106101980 A CN 106101980A
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- Prior art keywords
- antenna
- bluetooth
- signal
- chip
- equipment
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/006—Locating users or terminals or network equipment for network management purposes, e.g. mobility management with additional information processing, e.g. for direction or speed determination
Abstract
The invention discloses the direction recognizing method of a kind of Bluetooth system, equipment and Bluetooth signal, this Bluetooth system includes chip, first antenna, the second antenna, switching switch and signal intensity acquisition module, and the second antenna and described first antenna have a preset distance in a first direction；Switching switch receives and controls to connect described first antenna and described chip, or connects described second antenna and described chip；Described Bluetooth chip includes signal intensity acquisition module, and described signal intensity acquisition module is for obtaining described first antenna and the wireless signal strength of the second antenna.The Bluetooth system that the present invention provides, arranges at least two antenna to receive Bluetooth signal in different directions, obtains the direction of Bluetooth signal source by carrying out the unlike signal intensity of different antennae calculating, so realizes the direction discernment to Bluetooth signal source.
Description
Technical field
The present invention relates to Radio Transmission Technology, the direction being specifically related to a kind of Bluetooth system, equipment and Bluetooth signal is known
Other method.
Background technology
Bluetooth transmission is the one of Radio Transmission Technology, and its signal has omni-directional, property through walls and can be between object
Many characteristics such as reflection, mirror set, diffraction.
In prior art, most of blue tooth productses are applied to the Bluetooth transmission approach of isotropic directivity, but in the needs side of carrying out
In the application scenarios identified, the transmission path of isotropic directivity limits the use of bluetooth, simultaneously because cannot carry out direction
Identify, also reduce the safety of product.
Summary of the invention
It is an object of the invention to provide the direction recognizing method of a kind of Bluetooth system, equipment and Bluetooth signal, to solve
The problem that in prior art, Bluetooth transmission cannot be carried out direction discernment.
To achieve these goals, the present invention provides following technical scheme:
A kind of Bluetooth system, it is characterised in that including:
Bluetooth chip；
First antenna；
Second antenna, it has a preset distance in a first direction with described first antenna；
Switching switch, it receives and controls to connect described first antenna and described chip, or connects described second antenna
With described chip；
Described Bluetooth chip includes that signal intensity acquisition module, described signal intensity acquisition module are used for obtaining described first
Antenna and the wireless signal strength of the second antenna.
Above-mentioned Bluetooth system, also includes:
Third antenna, it has a preset distance in a second direction with described first antenna or the second antenna；
Described second direction is perpendicular with described first direction.
Above-mentioned Bluetooth system, also includes:
4th antenna, it has a pre-spacing with described first antenna, the second antenna or third antenna on third direction
From；
Described first direction, described second direction and third direction composition space three-dimensional vertical coordinate system.
Above-mentioned Bluetooth system, described preset distance is more than or equal to 2 centimetres.
Above-mentioned Bluetooth system, also includes:
Device coding logging modle, setting of the Bluetooth signal equipment that its record is connected with described first antenna and the second antenna
Standby coding, described chip is by described device coding and the pairing storage of described wireless signal strength.
A kind of bluetooth equipment, described bluetooth equipment is provided with above-mentioned Bluetooth system.
Above-mentioned bluetooth equipment, described first antenna and the second antenna are individually fixed in the opposing sides of described bluetooth equipment
On housing.
The direction recognizing method of a kind of Bluetooth signal, comprises the following steps:
Receive from the first Bluetooth signal of first antenna and record the signal strength values of this first Bluetooth signal；
Receive from the second Bluetooth signal of the second antenna and record the signal strength values of this second Bluetooth signal；
Distance value and two described signal strength values according to described first antenna with described second antenna calculate bluetooth
The direction of signal source.
In above-mentioned steps, described distance value is known and is configured to more than a preset value.
In technique scheme, the Bluetooth system that the present invention provides, at least two antenna is set with in different spaces position
Put reception Bluetooth signal, by the unlike signal intensity of different antennae carries out calculating the direction of acquisition Bluetooth signal source, as
This realizes the direction discernment to Bluetooth signal source.
Owing to above-mentioned Bluetooth system has above-mentioned technique effect, the bluetooth equipment comprising this Bluetooth system also should have accordingly
Technique effect.
Owing to above-mentioned Bluetooth system has above-mentioned technique effect, the direction recognizing method of the signal that this Bluetooth system runs is also
Should have corresponding technique effect.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing used is needed to be briefly described, it should be apparent that, the accompanying drawing in describing below is only described in the present invention
A little embodiments, for those of ordinary skill in the art, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structured flowchart of the Bluetooth system that Fig. 1 provides for the embodiment of the present invention；
The circuit connection diagram of the switching switch that Fig. 2 provides for the embodiment of the present invention；
The FB(flow block) of the direction recognizing method that Fig. 3 provides for the embodiment of the present invention.
Description of reference numerals:
1, chip；2, first antenna；3, the second antenna；4, switching switch；5, signal intensity acquisition module.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that technical scheme, below in conjunction with accompanying drawing to this
Bright it is further detailed.
As shown in Figure 1-2, a kind of Bluetooth system that the embodiment of the present invention provides, including chip 1, first antenna 2, second day
Line 3, switching switch 4 and signal intensity acquisition module 5, the second antenna 3 and first antenna 2 have one in a first direction and make a reservation for
Distance；Switching switch 4 reception controls to connect first antenna 2 and chip 1, or connects the second antenna 3 and chip 1；Signal is strong
Degree acquisition module 5 obtains first antenna 2 and the wireless signal strength of the second antenna 3, and it electrically connects with chip 1.
Concrete, chip 1 is the processor of Bluetooth system, and it is for receiving the signal of each assembly and carrying out signal processing,
And each assembly is sent control signal.First antenna 2 and the second antenna 3 are Bluetooth antenna, and it is referred to prior art
In all kinds of Bluetooth antenna, such as omnidirectional's Bluetooth band antenna, unlike the prior art, chip 1 is furnished with two Bluetooth antennas.
The present embodiment is additionally provided with a switching switch 4, and the effect of switching switch 4 is to connect first antenna 2 and chip 1, or connects
Second antenna 3 and chip 1, thus by controlling switching switch 4 so that chip 1 can select to connect first antenna 2 or second
Antenna 3, switching switch 4 is referred to all kinds of in prior art have two input ports, an output port, and outfan
Mouth can be by selecting to connect the link block of any input port, the G4K device (μ that NEC produces as shown in Figure 2
PG2214TK) or multi-channel selector or relay etc., signal intensity acquisition module 5 is used for obtaining first antenna 2
The signal intensity of Bluetooth signal received with the second antenna 3, the intensity detection of wireless signal be field of wireless transmission known often
Knowing and conventional techniques means, the concrete structure of signal intensity acquisition module 5 is not repeated by the present embodiment, in the present embodiment,
As optionally, signal intensity acquisition module 5 can be a single module, it is also possible to be integrated in chip 1, with chip 1
Form integral structure.
In the present embodiment, between first antenna 2 and the second antenna 3, must have a preset distance, such as 2 centimetres, pre-spacing
From have to be larger than equal to certain numerical value, the principle that this preset distance is arranged is: for the same Bluetooth signal in certain distance
Source, such as the Bluetooth signal source in the range of five meters, the intensity of the Bluetooth signal of first antenna 2 and the reception of the second antenna 3 has substantially
Discrimination, the intensity of the Bluetooth signal received such as first antenna 2 is-40dbm, the Bluetooth signal that the second antenna 3 receives
Intensity be-45dbm.In the present embodiment, first direction can be any direction.
The Bluetooth system that the present embodiment provides, when connecting Bluetooth signal source, first switching switch 4 receives and controls to connect the
One antenna 2 and chip 1, synchronization, signal intensity acquisition module 5 obtains Bluetooth signal intensity now and preserves, subsequently, and switching
Switch 4 reception controls to connect the second antenna 3 and chip 1, and the Bluetooth signal that synchronous signal intensity acquisition module 5 obtains now is strong
Spending and preserve, finally, chip 1 is according to the preset distance between first antenna 2 and the second antenna 3 and above-mentioned two bluetooths
Signal intensity calculates the direction of Bluetooth signal source, receives the letter of signal intensity calculating electromagnetic wave (Bluetooth signal) of point according to difference
Number source position is the prior art of electromagnetic transmission technology, and concrete calculating process is not described by the present embodiment.This enforcement
In example, owing to known conditions is only signal intensity and predeterminable range, the result calculated is only value range and (i.e. detects signal source
Direction), it is possible to cannot accurately realize the location of signal source.
The Bluetooth system that the present embodiment provides, arranges at least two antenna to receive Bluetooth signal in different directions, logical
Cross the unlike signal intensity to different antennae to carry out calculating the direction obtaining Bluetooth signal source, so realize Bluetooth signal source
Direction discernment.
In the present embodiment, further, also including third antenna, itself and first antenna 2 or the second antenna 3 are in second direction
On there is a preset distance, second direction is perpendicular with first direction, during detection, after the second antenna 3, switching switch 4 liters
Level receives for multichannel switch and controls to connect third antenna and chip 1, and synchronous signal intensity acquisition module 5 obtains now
Bluetooth signal intensity also preserves, when calculating subsequently, owing to having more data, by further for the computer capacity of Bluetooth signal source
Reduce, at least realize the location in two-dimensional space coordinate system.
In the present embodiment, further, also include the 4th antenna, itself and first antenna the 2, second antenna 3 or the 3rd day
Line has a preset distance on third direction；First direction, second direction and third direction composition space three-dimensional are vertically sat
Mark system.The same with third antenna, by obtaining more data, it is achieved Bluetooth signal source being accurately positioned in three dimensions,
And it is not only directivity location.
In the present embodiment, further, also include device coding logging modle, its record and first antenna 2 and second
The device coding of the Bluetooth signal equipment that antenna 3 connects, chip 1 is by device coding and wireless signal strength pairing storage, each indigo plant
Tooth equipment is respectively provided with a device coding (No. ID), is encoded by further recording equipment, and chip 1 is by device coding, wireless signal
Intensity carries out record, so when Bluetooth system second time connects same bluetooth equipment, it is not necessary to repeat above-mentioned calculating process, as
This can directly invoke primary result of calculation, it is achieved quickly connects.
The embodiment of the present invention also provides for a kind of bluetooth equipment, and bluetooth equipment is provided with above-mentioned Bluetooth system.Bluetooth sets
Standby can be household, industrial equipment, office equipment etc., realizes, by installing Bluetooth system, the indigo plant that another is matched by bluetooth equipment
The location, direction of tooth signal source.
In technique scheme, owing to above-mentioned Bluetooth system has above-mentioned technique effect, comprise the indigo plant of this Bluetooth system
Tooth equipment also should have corresponding technique effect.
In the present embodiment, it is preferred that first antenna 2 and the second antenna 3 are individually fixed in the different first party of bluetooth equipment
Upwards, such as upper shell and lower house, left shell and right shell body and procapsid and back casing, or split at different hardware
(printed board etc. is included) on facility.In the present embodiment, two sides housing is only orientation and limits, and two sides housing can be integral type knot
Structure, it is also possible to for split-type structural.
As it is shown on figure 3, the embodiment of the present invention also provides for the direction recognizing method of a kind of Bluetooth signal, comprise the following steps:
101, receive from the first Bluetooth signal of first antenna and record the signal strength values of this first Bluetooth signal；
102, receive from the second Bluetooth signal of the second antenna and record the signal strength values of this second Bluetooth signal；
103, Bluetooth signal source is calculated according to distance value and two signal strength values of first antenna with the second antenna
Direction.Distance value is known and is configured to more than a preset value.
Concrete, preset value is above-mentioned preset distance, and signal strength values is above-mentioned wireless signal strength.
Owing to above-mentioned Bluetooth system has above-mentioned technique effect, the direction recognizing method of the signal that this Bluetooth system runs is also
Should have corresponding technique effect.
By the way of explanation, only describe some one exemplary embodiment of the present invention above, undoubtedly, for ability
The those of ordinary skill in territory, in the case of without departing from the spirit and scope of the present invention, can be by various different modes to institute
The embodiment described is modified.Therefore, above-mentioned accompanying drawing and description are the most illustrative, should not be construed as the present invention
The restriction of claims.
Claims (8)
1. a Bluetooth system, it is characterised in that including:
Bluetooth chip；
First antenna；
Second antenna, it has a preset distance in a first direction with described first antenna；
Switching switch, it receives and controls to connect described first antenna and described chip, or connects described second antenna and institute
State chip；
Described Bluetooth chip includes that signal intensity acquisition module, described signal intensity acquisition module are used for obtaining described first antenna
Wireless signal strength with the second antenna.
Bluetooth system the most according to claim 1, it is characterised in that also include:
Third antenna, it has a preset distance in a second direction with described first antenna or the second antenna；
Described second direction is perpendicular with described first direction.
Bluetooth system the most according to claim 2, it is characterised in that also include:
4th antenna, it has a preset distance with described first antenna, the second antenna or third antenna on third direction；
Described first direction, described second direction and third direction composition space three-dimensional vertical coordinate system.
4. according to the Bluetooth system described in any one of claim 1-3, it is characterised in that described preset distance for more than or etc.
In 2 centimetres.
Bluetooth system the most according to claim 1, it is characterised in that also include:
Device coding logging modle, the equipment of the Bluetooth signal equipment that its record is connected with described first antenna and the second antenna is compiled
Code, described chip is by described device coding and the pairing storage of described wireless signal strength.
6. a bluetooth equipment, it is characterised in that be provided with the bluetooth described in any one of claim 1-5 on described bluetooth equipment
System.
Bluetooth equipment the most according to claim 6, it is characterised in that described first antenna and the second antenna are individually fixed in
On the opposing sides housing of described bluetooth equipment.
8. the direction recognizing method of a Bluetooth signal, it is characterised in that comprise the following steps:
Receive from the first Bluetooth signal of first antenna and record the signal strength values of this first Bluetooth signal；
Receive from the second Bluetooth signal of the second antenna and record the signal strength values of this second Bluetooth signal；
Distance value and two described signal strength values according to described first antenna with described second antenna calculate Bluetooth signal
The direction in source.
In above-mentioned steps, described distance value is known and is configured to more than a preset value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610352879.5A CN106101980A (en) | 2016-05-25 | 2016-05-25 | The direction recognizing method of Bluetooth system, equipment and Bluetooth signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610352879.5A CN106101980A (en) | 2016-05-25 | 2016-05-25 | The direction recognizing method of Bluetooth system, equipment and Bluetooth signal |
Publications (1)
| Publication Number | Publication Date |
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| CN106101980A true CN106101980A (en) | 2016-11-09 |
Family
ID=57230902
Family Applications (1)
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| CN201610352879.5A Pending CN106101980A (en) | 2016-05-25 | 2016-05-25 | The direction recognizing method of Bluetooth system, equipment and Bluetooth signal |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505594A (en) * | 2017-09-21 | 2017-12-22 | 深圳市昇润科技有限公司 | Bluetooth alignment system, bluetooth localization method and Bluetooth antenna array therein |
| CN107741580A (en) * | 2017-09-21 | 2018-02-27 | 深圳市昇润科技有限公司 | A kind of bluetooth localization method |
| CN110602632A (en) * | 2019-07-31 | 2019-12-20 | 安克创新科技股份有限公司 | Speaker device and device positioning system |
| CN113708802A (en) * | 2021-04-23 | 2021-11-26 | 浙江利尔达物联网技术有限公司 | Module and method for promoting Bluetooth link budget and solving multipath effect |
| WO2022166461A1 (en) * | 2021-02-08 | 2022-08-11 | 华为技术有限公司 | Method, apparatus and system for determining device position |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110025464A1 (en) * | 2009-07-30 | 2011-02-03 | Awarepoint Corporation | Antenna Diversity For Wireless Tracking System And Method |
| CN102404843A (en) * | 2010-09-15 | 2012-04-04 | 雷凌科技股份有限公司 | Positioning method and wireless communication system |
| CN104010361A (en) * | 2013-02-22 | 2014-08-27 | 中兴通讯股份有限公司 | Positioning system and method |
| CN104053229A (en) * | 2013-03-14 | 2014-09-17 | 中兴通讯股份有限公司 | Mobile terminal, and positioning method and apparatus |
| CN105589065A (en) * | 2016-03-16 | 2016-05-18 | 北京金山安全软件有限公司 | Method and device for acquiring position information of target object and electronic equipment |
-
2016
- 2016-05-25 CN CN201610352879.5A patent/CN106101980A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110025464A1 (en) * | 2009-07-30 | 2011-02-03 | Awarepoint Corporation | Antenna Diversity For Wireless Tracking System And Method |
| CN102404843A (en) * | 2010-09-15 | 2012-04-04 | 雷凌科技股份有限公司 | Positioning method and wireless communication system |
| CN104010361A (en) * | 2013-02-22 | 2014-08-27 | 中兴通讯股份有限公司 | Positioning system and method |
| CN104053229A (en) * | 2013-03-14 | 2014-09-17 | 中兴通讯股份有限公司 | Mobile terminal, and positioning method and apparatus |
| CN105589065A (en) * | 2016-03-16 | 2016-05-18 | 北京金山安全软件有限公司 | Method and device for acquiring position information of target object and electronic equipment |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505594A (en) * | 2017-09-21 | 2017-12-22 | 深圳市昇润科技有限公司 | Bluetooth alignment system, bluetooth localization method and Bluetooth antenna array therein |
| CN107741580A (en) * | 2017-09-21 | 2018-02-27 | 深圳市昇润科技有限公司 | A kind of bluetooth localization method |
| CN107741580B (en) * | 2017-09-21 | 2020-01-03 | 深圳市昇润科技有限公司 | Bluetooth positioning method |
| CN110602632A (en) * | 2019-07-31 | 2019-12-20 | 安克创新科技股份有限公司 | Speaker device and device positioning system |
| WO2022166461A1 (en) * | 2021-02-08 | 2022-08-11 | 华为技术有限公司 | Method, apparatus and system for determining device position |
| CN113708802A (en) * | 2021-04-23 | 2021-11-26 | 浙江利尔达物联网技术有限公司 | Module and method for promoting Bluetooth link budget and solving multipath effect |
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