CN107510456A - A kind of radio frequency sensor and sensor array suitable for wearable intelligent dress ornament - Google Patents
A kind of radio frequency sensor and sensor array suitable for wearable intelligent dress ornament Download PDFInfo
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- CN107510456A CN107510456A CN201710706948.2A CN201710706948A CN107510456A CN 107510456 A CN107510456 A CN 107510456A CN 201710706948 A CN201710706948 A CN 201710706948A CN 107510456 A CN107510456 A CN 107510456A
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- slab
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6802—Sensor mounted on worn items
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/04—Arrangements of multiple sensors of the same type
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/16—Details of sensor housings or probes; Details of structural supports for sensors
- A61B2562/164—Details of sensor housings or probes; Details of structural supports for sensors the sensor is mounted in or on a conformable substrate or carrier
Abstract
The present invention relates to a kind of radio frequency sensor and sensor array suitable for wearable intelligent dress ornament, including in the first radiation patch of spoon shape, dielectric-slab, the second radiation patch, earth plate and feed element in spoon shape；First radiation patch of first spoonful of portion, the first bar portion and the first shank including being sequentially connected is attached at dielectric-slab first surface；Second radiation patch of second spoonful of portion, the second bar portion and the second shank including being sequentially connected is attached at second surface relative with first surface on dielectric-slab；Earth plate contacts with the second radiation patch and dielectric-slab fitting；Feed element is arranged on dielectric-slab, and feed element is connected with the first radiation patch and earth plate respectively.Above-mentioned radio frequency sensor and sensor array structure suitable for wearable intelligent dress ornament is reasonable in design, small volume, has multiple working frequency range, and operating frequency range is wide, suitable for radio detection organism electrical characteristics, and then detects physiological characteristic and disease detection.
Description
Technical field
The present invention relates to electromagnetic wave bio-imaging technical field, more particularly to a kind of suitable for wearable intelligent dress ornament
Radio frequency sensor and sensor array.
Background technology
The electrical characteristics of biological tissue and the health status of physiological system are closely bound up, (such as breast cancer, white blood when disease occurs
Disease), significant changes occur for the dielectricity of biological tissue.The dielectric sex differernce of different type biological tissue is obvious, and water content is high
The dielectric constant of the dielectric constant of biological tissue's (such as bone, tumour) biological tissue lower than water content (such as fat) is high, and this is poor
The different physio-pathological condition for microwave biological image checking vivo biological tissue provides feasible physical basis.
Electromagnetic wave bio-imaging, the measurement being distributed by acting on rf wave lower target detection thing peripheral electromagnetic field, is carried out
Image Reconstruction, obtain the key character of some biological tissues, such as dielectric constant distribution, Temperature Distribution, oxygen content of blood.Electromagnetism
The continuous development of ripple bio-imaging technology, new opportunities are brought for the diagnosis of early stage hypodermic tumour.At present, electromagnetic wave imaging technology
When being generalized to clinical practice, being faced with that imaging resolution is low, sweep time is long, small size tumor focus detection sensitivity is low etc. asks
Topic, picture quality are to ensure the key of diagnosing tumor precision.Radio frequency sensor is the group of most critical in electromagnetic-wave imaging system
One of into, directly affect sensitivity, the quality of data acquisition time and testing result of disease detection.
And tradition application has that the radio frequency sensor volume of living body detection is larger and operating frequency range is limited, it is difficult to realize
Multifrequency, ultra-wideband work.
The content of the invention
Based on this, it is necessary to for be difficult to existing for conventional radio-frequency sensors multifrequency, ultra-wideband work the problem of, carry
For a kind of radio frequency sensor and sensor array suitable for wearable intelligent dress ornament that can realize multifrequency and ultra-wideband work.
A kind of radio frequency sensor suitable for wearable intelligent dress ornament, including in the first radiation patch of spoon shape, dielectric-slab,
In the second radiation patch, earth plate and the feed element of spoon shape；
First radiation patch is attached at the dielectric-slab first surface, and first radiation patch includes being sequentially connected
First spoonful of portion, the first bar portion and the first shank；
Second radiation patch is attached at second surface relative with the first surface on the dielectric-slab, and described
Two radiation patch include second spoonful of portion, the second bar portion and the second shank being sequentially connected；
The earth plate contacts with second radiation patch and dielectric-slab fitting；
The feed element is arranged on the dielectric-slab, the feed element respectively with first radiation patch and
The earth plate connection.
In one embodiment, the dielectric-slab first surface includes region and first time area on symmetrical first
Domain, first spoonful of portion and first bar portion are positioned at region on described first, first shank and the dielectric-slab first
Border is concordant, and first shank is symmetrically attached at region and first time region on described first.
In one embodiment, first shank is provided with the first circular opening and tubaeform hole, first circle
Shape hole number is 6 times of the tubaeform hole number.
In one embodiment, first shank is provided with 12 first circular openings, first circular port
Hole is symmetrically distributed in region and first time region on described first, 2 institutes nearest apart from the border of dielectric-slab first
The first circular opening is stated to the distance on region on described first and first time region division border to be less than described in other 10
Distance of first circular opening to region on described first and first time region division border；
First shank is provided with 2 tubaeform holes, and the tubaeform hole is symmetrically distributed in described first
Upper region and first time region, the tubaeform hole include loudspeaker opening portion and strip parts, and the loudspeaker opening portion is set
It is disposed adjacent between 4 first circular openings on the border of dielectric-slab first, the strip parts are by the loudspeaker opening portion
Extend along the boundary direction of dielectric-slab first and to be formed and concordant with the border of dielectric-slab first.
In one embodiment, the second surface of the dielectric-slab includes region and second time area on symmetrical second
Domain, region is corresponding with region on described first on described second；
Second spoonful of portion and second bar portion are located at second time region, second spoonful of portion with described first spoonful
Portion tilts towards direction inclination, second bar portion is located remotely from each other with first bar portion towards direction is located remotely from each other；
Second shank is symmetrically attached at region and second time region on described second, second shank away from
Otch is formed from the nearlyer one end in the border of dielectric-slab first.
In one embodiment, second shank, which is provided with, is symmetrically distributed on described second under region and described second
Second circular opening in region.
In one embodiment, quantity, position and the size one of second circular opening and first circular opening
One correspondence.
In one embodiment, the feed element includes feeder line and feed probes, and the feeder line includes coaxial feeder line
Outer conductor and feeder line inner wire；
The feed probes are connected with first radiation patch and feeder line inner wire respectively, and feeder line outer conductor connects with described
Floor connects, and the feeder line inner wire and the feed probes pass through the dielectric-slab.
In one embodiment, the feed element is arranged at the midpoint on the border of dielectric-slab first, and the feed is visited
Pin is arranged at intervals among 2 tubaeform holes and with the tubaeform hole.
A kind of sensor array suitable for wearable intelligent dress ornament, including the control unit of interconnection and by least 3
The radio frequency sensor array of individual above-mentioned radio frequency sensor composition, the radio frequency sensor in the radio frequency sensor array are in
Non-uniform Distribution state, the radio frequency sensor possess emission state, reception state and not only launched but also the work of three kinds of reception state
State, described control unit control the working condition of at least one radio frequency sensor in the radio frequency sensor array to use
In transmitting, and the working condition of at least two radio frequency sensors is controlled to be used to receive.
Above-mentioned radio frequency sensor and sensor array suitable for wearable intelligent dress ornament, by being pasted in the first radiation of spoon shape
Piece is sticked in dielectric-slab first surface, is sticked in the second radiation patch of spoon shape relative with first surface second on dielectric-slab
Surface, earth plate contact with the second radiation patch and dielectric-slab fitting, wherein, the first radiation patch and the second radiation patch can
For launching and/or receiving rf wave, earth plate covers the second radiation patch and dielectric-slab, for completely cutting off exterior space, by
The feed element being arranged on dielectric-slab realizes that rf wave transmits, and its is reasonable in design, small volume, has multiple work frequency
Section, operating frequency range is wide, suitable for radio detection organism electrical characteristics, available for wireless sensing, wearable intelligent apparatus/clothes
Decorations detection organism pathophysiologic features, and then detect physiological characteristic and disease detection.
Brief description of the drawings
Fig. 1 is the schematic cross-section for the radio frequency sensor for being applied to wearable intelligent dress ornament in one embodiment of the invention；
Fig. 2 (a) is one embodiment of the invention table of dielectric-slab first suitable for the radio frequency sensor of wearable intelligent dress ornament
The schematic diagram in face；
Fig. 2 (b) is one embodiment of the invention table of dielectric-slab second suitable for the radio frequency sensor of wearable intelligent dress ornament
The schematic diagram in face；
Fig. 3 be one embodiment of the invention in suitable for the radio frequency sensor of wearable intelligent dress ornament dielectric-slab first surface
Schematic diagram；
Fig. 4 be one embodiment of the invention in suitable for the radio frequency sensor of wearable intelligent dress ornament dielectric-slab second surface
Schematic diagram；
Fig. 5 is that the feed element section for the radio frequency sensor for being applied to wearable intelligent dress ornament in one embodiment of the invention shows
It is intended to；
Fig. 6 is the simulation result for the radio frequency sensor for being applied to wearable intelligent dress ornament in one embodiment of the invention；
Fig. 7 is the structural representation for the sensor array for being applied to wearable intelligent dress ornament in one embodiment of the invention.
Embodiment
For the objects, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with drawings and Examples, to this
Invention is described in further detail.It should be appreciated that embodiment described herein is only to explain the present invention,
Do not limit protection scope of the present invention.
Fig. 1 is applied to the schematic cross-section of the embodiment of radio frequency sensor one of wearable intelligent dress ornament, Fig. 2 for the present invention
(a) and Fig. 2 (b) is respectively present invention table of dielectric-slab first suitable for the embodiment of radio frequency sensor one of wearable intelligent dress ornament
Face and the schematic diagram of second surface.(a) and Fig. 2 (b) are shown as shown in Figure 1, Figure 2, are applied to wearable Intellectual garment in the present embodiment
The radio frequency sensor of decorations is included in the first radiation patch 11 of spoon shape, dielectric-slab 13, the second radiation patch 15 in spoon shape, ground connection
Plate 17 and feed element 19；
First radiation patch 11 is attached at the first surface of dielectric-slab 13, first radiation patch 11 include according to
First spoonful of portion 112, the first bar portion 114 and the first shank 116 of secondary connection；
Second radiation patch 15 is attached at second surface relative with the first surface on the dielectric-slab 13, institute
State second spoonful of portion 152, the second bar portion 154 and the second shank 156 that the second radiation patch 15 includes being sequentially connected；
The earth plate 17 contacts with second radiation patch 15 and the fitting of the dielectric-slab 13；
The feed element 19 is arranged on the dielectric-slab 13, and the feed element 19 is pasted with the described first radiation respectively
Piece 11 and the earth plate 17 connect.
The above-mentioned radio frequency sensor suitable for wearable intelligent dress ornament, by being sticked in the first radiation patch of spoon shape in medium
Plate first surface, it is sticked relative with first surface second surface on dielectric-slab in the second radiation patch of spoon shape, earth plate
Contacted with the second radiation patch and dielectric-slab fitting, wherein, the first radiation patch and the second radiation patch can be used for transmitting and/
Or rf wave is received, earth plate covers the second radiation patch and dielectric-slab, for completely cutting off exterior space, by being arranged on dielectric-slab
On feed element realize rf wave transmit, its is reasonable in design, small volume, has multiple working frequency range, working frequency model
Enclose extensively, suitable for radio detection organism dielectricity, available for wireless sensing, wearable intelligent apparatus/dress ornament detection organism
Pathophysiologic features, and then detect physiological characteristic and disease detection.
In one embodiment, as shown in figure 3, the first surface of dielectric-slab 13 include on symmetrical first region and
First time region, the bar portion 114 of first spoonful of portion 112 and first of the first radiation patch 11 is positioned at region on first, the first radiation patch
First shank 116 of piece 11 is concordant with the border of dielectric-slab 13 first, and the first shank 116 of the first radiation patch 11 is symmetrically attached at
Region and first time region on dielectric-slab 13 first.
Dielectric-slab 13 supports whole radio frequency sensor structure, using a kind of radio frequency wave material such as RT/ of low-k
Duriod6002, or dielectric constant are similar to 1 dielectric material, so as to meet in complicated microwave structure design to electronics
The strict demand of the reliability and stability of original paper.Dielectric-slab 13 uses plastics pressure sheet support structure, using ultrathin type, its thickness
Can be 0.254mm less than 1mm, so as to so that the small volume of radio frequency sensor, makes it more miniature, portable, be applicable to
It is various to require sensor bulk high application scenarios.
Further, the first surface of dielectric-slab 13 can be divided into region and first time region on first, wherein, first
Line coincident of the midpoint and the first border on the division border in upper region and first time region and the first border to border midpoint.It is in
First radiation patch 11 of spoon shape is sticked in the first surface of dielectric-slab 13, for launch/receive rf wave, its first spoonful of portion
112 and first bar portion 114 on first in region, wherein, first spoonful of portion 112 is semicircular arc, and the first bar portion 114 is rectangular
Strip.The 116 rectangular shape of the first shank of first radiation patch 11, one side and the border of dielectric-slab 13 first of the first shank 116
Concordantly, the first shank 116 of the first radiation patch 11 is symmetrically attached at region and first time area on the first of dielectric-slab 13
First shank 116 in domain, i.e. the first radiation patch 11 is also with the division border in region and first time region on dielectric-slab 13 first
Into symmetrical.
In one embodiment, as shown in figure 3, being provided with the first circle in the first shank 116 of the first radiation patch 11
Hole 31 and tubaeform hole 32, the number of the first circular opening 31 are 6 times of the tubaeform number of hole 32.By in radiation patch
Interior setting hole, it can further adjust the various performance parameters of radiation patch.Further, the first of the first radiation patch 11
Hole is set in shank 116, wherein the first circular opening number 31 is 6 with the tubaeform ratio of hole number 32:1, i.e., first
The number of circular opening 31 is 6 times of the tubaeform number of hole 32, and such as tubaeform hole 32 is arranged to 2, then the first circular port
The number of hole 31 is then correspondingly arranged as 12.
In one embodiment, as shown in figure 3, the first shank 116 of the first radiation patch 11 is provided with 12 first circles
31,12 the first circular openings 31 of shape hole are symmetrically distributed on the first of dielectric-slab 13 in region and first time region, distance
The distance on region and first time region division border on 2 nearest the first circular openings 31 to the first of the border of dielectric-slab 13 first
Less than the distance on region and first time region division border on other 10 first circular openings 31 to the first；First shank 116
2 tubaeform holes 32 are provided with, tubaeform hole 32 is symmetrically distributed in region and first time region, tubaeform hole on first
32 include loudspeaker opening portion and strip parts, and loudspeaker opening portion is disposed in proximity to 4 first circular ports on the border of dielectric-slab 13 first
Between hole 31, strip parts are extended by loudspeaker opening portion along the boundary direction of dielectric-slab 13 first to form and is put down with the border of dielectric-slab 13 first
Together.Further, it is tubaeform in 12 the first circular openings 31 of interior setting of the first shank 116 of the first radiation patch 11 and 2
32,12 the first circular openings 31 of hole and 2 tubaeform holes 32 be symmetrically distributed on the first of dielectric-slab 13 region and
In first time region, i.e. 12 the first circular openings and 2 tubaeform holes also drawing with region on first and first time region
Divide border into symmetrical distribution.Further, in 12 the first circular openings 31, it is located proximate to the border of dielectric-slab first
The division side in region and first time region on than other 10 the first circular openings 31 closer to first of 2 the first circular openings 31
Boundary, so as to form certain angle of inclination.2 tubaeform holes 32 are arranged between 12 the first circular openings 31.Specifically,
Tubaeform hole 32 includes loudspeaker opening portion and strip parts, and loudspeaker opening is in close to 4 of the border of dielectric-slab 13 first the
Between one circular opening 31, strip parts extended by loudspeaker opening portion along the boundary direction of dielectric-slab 13 first formed and with dielectric-slab 13
One border is concordant.Further, the radius of the first circular opening 31 can be 0.15mm.
In one embodiment, as shown in figure 4, second surface relative with first surface on dielectric-slab 13 is included symmetrically
Second on region and second time region, the second surface of dielectric-slab 13 second on region and the first surface of dielectric-slab 13 first
Upper region is corresponding；The bar portion 154 of second spoonful of portion 152 and second of second radiation patch 15 is located at second time region, second spoonful of portion
152 and first spoonful of portion 112 tilted towards direction is located remotely from each other, the second bar portion 154 inclines with the first bar portion 114 towards direction is located remotely from each other
Tiltedly；Second shank 156 is symmetrically attached at region and second time region on second, and the second shank 156 is apart from the side of dielectric-slab first
The nearlyer one end in boundary forms otch.Further, the second radiation patch 15 is attached at relative with first surface on dielectric-slab 13
Two surfaces, the second surface of dielectric-slab 13 can be divided into region and second time region on symmetrical second, wherein, medium
Region is corresponding on region and the first of dielectric-slab 13 on the second of plate 13, second time region and the dielectric-slab 13 of dielectric-slab 13
First time region is corresponding.Second radiation patch 15 is attached at the second surface of dielectric-slab 13, the second radiation patch 15 and first
Radiation patch 11 is parallel paster.Wherein, the bar portion 154 of second spoonful of portion 152 and second of the second radiation patch 15 is located at dielectric-slab
Second time region of 13 second surfaces, first spoonful of portion of the radiation patch 11 of second spoonful of portion 152 and first of the second radiation patch 15
112 tilt towards the direction being located remotely from each other respectively, the second bar portion 154 of the second radiation patch 15 and the first of the first radiation patch 11
Bar portion 114 tilts towards the direction that is located remotely from each other respectively, the bar portion 154 of second spoonful of portion 152 and second of the second radiation patch 15 and the
Openning shape is formed between the bar portion 114 of first spoonful of portion 112 and first of one radiation patch 11.Second shank of the second radiation patch 15
156 it is symmetrical be attached at region and second time region on the second of dielectric-slab 13, the of the second shank 156 and the first radiation patch 11
The position of one shank 116 is corresponding, and the second shank 156 is forming otch apart from the nearlyer one end in the border of dielectric-slab first, compared to the
First shank 116 of one radiation patch 11, the second shank 156 of the second radiation patch 15 is close to the one of the border of dielectric-slab 13 first
There is an otch at end, and the second shank 156 surrounds that area is smaller, and the second shank 156 is entirely fallen within dielectric-slab 13, not with dielectric-slab 13
Either boundary contact is concordant.
In one embodiment, as shown in figure 4, the second shank 156 of the second radiation patch 15 is provided with and is symmetrically distributed in
Second circular opening 41 in region and second time region on the second of dielectric-slab 13.Further, the of the second radiation patch 15
Hole is also equipped with two shanks 156, for adjusting the performance parameter of the second radiation patch 15.Specifically, the second radiation patch
The second circular opening 41 is provided with 15 the second shank 156, the second circular opening 41 is even number, is symmetrically arranged at Jie
On the second of scutum 13 in region and second time region.
In one embodiment, the second circular opening 41 and the first spoke in the second shank 156 of the second radiation patch 15
Quantity, position and the size for the first circular opening 31 penetrated in the first shank 116 of paster 11 correspond.As shown in figure 4, work as
When 12 the first circular openings 31 and 2 tubaeform holes 32 are provided with the first radiation patch 11, the second radiation patch 15
12 the second circular openings 41 are correspondingly arranged in second shank 156, wherein, the second circular opening 41 and the first radiation patch 11
The first shank 116 in the quantity of the first circular opening 31, position and size correspond.
In one embodiment, as shown in figure 5, feed element 19 includes feeder line and feed probes 191, feeder line includes coaxial
Feeder line outer conductor 192 and feeder line inner wire 193；Feed probes 191 respectively with the first radiation patch 11 and feeder line inner wire 193
Connection, feeder line outer conductor 192 are connected with earth plate 17, and feeder line inner wire 193 and feed probes 191 pass through dielectric-slab 13.Feed
Unit 19, which is used to realize, to be fed, and it includes feeder line and feed probes 191, and feeder line includes coaxial feeder line outer conductor 192 and feeder line
Inner wire 193.The first radiation patch 11 that feed probes 191 are sticked with the first surface of dielectric-slab 13 through dielectric-slab 13 respectively and
Feeder line inner wire 193 is contacted, and feeder line inner wire 193 is connected through dielectric-slab 13 with feed probes 191, is transmitted for rf wave,
Feeder line outer conductor 192 is welded to connect with earth plate 17.Further, earth plate 17 also with the second radiation patch 15 and dielectric-slab
13 fitting contacts, for completely cutting off exterior space, specifically, the second radiation patch 15 and medium can be completely covered in earth plate 17
Plate 13, its size are equal with dielectric-slab 13.
In one embodiment, feed element 19 is arranged at the midpoint on the border of dielectric-slab 13 first, and feed probes 191 are located at
It is arranged at intervals among 2 tubaeform holes 32 and with tubaeform hole 32.Feed probes 191 are concordant with the first radiation patch 11 to be connect
Touch, feed probes 191 be located at 2 of the first radiation patch 11 tubaeform positions of hole 32 centres and not with the tubaeform phase of hole 32
Contact.
Radio frequency sensor provided by the invention suitable for wearable intelligent dress ornament, by the of the setting hole in spoon shape
One radiation patch is sticked in dielectric-slab first surface, is sticked in the second radiation patch of spoon shape on dielectric-slab and first surface phase
To second surface, earth plate and the second radiation patch and dielectric-slab fitting contact, for completely cutting off exterior space, wherein, the
One radiation patch and the second radiation patch can be used for launching and/or receiving rf wave, by the feed element being arranged on dielectric-slab
Realize that rf wave transmits, this is that printed patch declines type radio frequency sensor, size can be controlled to long 10.7mm, wide 6.3mm, high
0.254mm, its small volume, miniature making can be achieved, be easy to carry, suitable for compact applications scene, such as wearable dress ornament and/or
In device.
Further, it is illustrated in figure 6 the radio frequency sensor for being applied to wearable intelligent dress ornament in one embodiment of the invention
Simulation result under HFSS platforms, it can be seen that according to simulation result curve map and provided by the invention be applied to wearable intelligence
The work frequency domain of the radio frequency sensor of energy dress ornament is 2-2.6GHz, 3GHz-3.6GHz, 5.4-6GHz, 7-7.6GHz, you can is applicable
In 4 different frequency ranges in 2-8GHz frequency ranges, there are multiple working frequency range, operating frequency range is wide, suitable for ultra-wide
Frequency working environment, the sensor suitable for the wearable intelligent dress ornament human body vital sign detection of wireless network or rf wave imaging system
Array apparatus detects metal or human body safety check.From Fig. 6 can with it is further seen that, the radio frequency sensor reaches first in 2.45GHz
Peak value, the frequency is identical with WI-FI frequencies, is applicable to radio detection organism dielectric properties, so detect physiological characteristic and
Disease detects.
In addition, the present invention also provides a kind of sensor array suitable for wearable intelligent dress ornament.Fig. 7 is real for the present invention one
Apply in example suitable for wearable intelligent dress ornament sensor array structural representation, as shown in fig. 7, in the present invention be applied to can
Dressing the sensor array of intelligent dress ornament includes the control unit 100 that is connected with each other and above-mentioned applicable by 3 and more than 3
Penetrating in the radio frequency sensor array 200 that the radio frequency sensor of wearable intelligent dress ornament forms, the radio frequency sensor array
Video sensor is in non-uniform Distribution state, and the radio frequency sensor has emission state, reception state and not only launches but also receive shape
Three kinds of working conditions of state, described control unit 100 control the radio frequency of at least one in the radio frequency sensor array 200 to pass
The working condition transmitting of sensor, and control the working condition of at least two radio frequency sensors to be used to receive.Radio frequency passes
Sensor array 200 includes N number of above-mentioned radio frequency sensor, and N number of radio frequency sensor forms radio frequency sensing with non-homogeneous combination
Device array, the radio frequency sensor have emission state, reception state and not only launch but also receive three kinds of working conditions of state, emitting shape
State is transmitting rf wave, reception state to receive rf wave, not only launched again reception state for and meanwhile launch rf wave and reception is penetrated
Frequency ripple, wherein, N >=3, specifically can be with by comparing the otherness of echo-signal two-by-two when N number of sensor works simultaneously
Including the information such as amplitude and phase delay, so as to further carry out data processing, the quantity that radio frequency sensor uses can be reduced,
Acquisition speed is improved, so as to improve operating efficiency.
When N number of radio frequency sensor is arranged at rf wave imaging system such as microwave imaging system simultaneously, because of different biological groups
The dielectric properties knitted are different, and when disease occurs, the dielectric properties change of biological tissue is huge, can not based on single radio frequency sensor
Visualization disease detection is realized, is controlled in N number of radio frequency sensor by control unit 100 as at least one radio frequency sensor
Working condition is used to launch, and controls the working condition of at least two radio frequency sensors to be used to receive, i.e. radio frequency sensor battle array
At least one sensor can launch rf wave in row 200, and at least two sensors can receive rf wave, and described penetrate
Rf wave can be launched and be received to video sensor simultaneously.Emission sensor in microwave imaging system is applied to the radio frequency of disease detection
Ripple will produce echo-signal to organism, the specific dielectric property of organism under electromagnetic environment, and the echo-signal is by system
Receive sensor received, the software of system institute band will be compared to each other the otherness of echo-signal, specifically can include amplitude and
The information such as phase delay, so as to further carry out data processing, the data after processing can realize image viewing, for detecting life
Object vital sign and genius morbi, available for wireless sensing, visualization, wearable intelligent dress ornament detection organism physiological and pathological
Feature.The above-mentioned sensor array suitable for wearable intelligent dress ornament, it is only necessary to the above-mentioned radio frequency sensing composition radio frequency sensing of at least three
Multifrequency and ultra-wideband work can be achieved in device array, and radio frequency sensor number is few needed for array, is on the one hand advantageous to control system
Volume, acquisition speed is improved, improve operating efficiency, on the other hand reduce radio frequency sensor usage quantity, be advantageous to control
System constructing cost.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that come for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of radio frequency sensor suitable for wearable intelligent dress ornament, it is characterised in that including being pasted in the first radiation of spoon shape
Piece, dielectric-slab, the second radiation patch, earth plate and feed element in spoon shape；
First radiation patch is attached at the dielectric-slab first surface, first radiation patch include being sequentially connected the
One spoonful of portion, the first bar portion and the first shank；
Second radiation patch is attached at second surface relative with the first surface on the dielectric-slab, second spoke
Penetrate second spoonful of portion, the second bar portion and the second shank that paster includes being sequentially connected；
The earth plate contacts with second radiation patch and dielectric-slab fitting；
The feed element is arranged on the dielectric-slab, the feed element respectively with first radiation patch and described
Earth plate connects.
2. radio frequency sensor according to claim 1, it is characterised in that the dielectric-slab first surface includes symmetrical
First on region and first time region, first spoonful of portion and first bar portion are positioned at region on described first, described the
One shank is concordant with the border of dielectric-slab first, and first shank is symmetrically attached at region and described first on described first
Lower region.
3. radio frequency sensor according to claim 2, it is characterised in that first shank is provided with the first circular opening
With tubaeform hole, the first circular opening number is 6 times of the tubaeform hole number.
4. radio frequency sensor according to claim 3, it is characterised in that first shank is provided with 12 described first
Circular opening, first circular opening are symmetrically distributed in region and first time region on described first, and distance is given an account of
2 nearest first circular openings of the border of scutum first are to region on described first and first time region division border
Distance be less than other 10 first circular openings to region on described first and first time region division border
Distance；
First shank is provided with 2 tubaeform holes, and the tubaeform hole is symmetrically distributed in area on described first
Domain and first time region, the tubaeform hole include loudspeaker opening portion and strip parts, and the loudspeaker opening portion is arranged at
Between 4 first circular openings on the border of dielectric-slab first, the strip parts are by the loudspeaker opening portion along institute
Give an account of the boundary direction of scutum first and extend to be formed and concordant with the border of dielectric-slab first.
5. radio frequency sensor according to claim 4, it is characterised in that the second surface of the dielectric-slab includes mutually right
Region and second time region on second claimed, region is corresponding with region on described first on described second；
Second spoonful of portion and second bar portion are located at second time region, second spoonful of portion and first spoonful of court of portion
Direction inclination is located remotely from each other, second bar portion tilts with first bar portion towards direction is located remotely from each other；
Second shank is symmetrically attached at region and second time region on described second, and second shank is apart from institute
Give an account of the nearlyer one end in the border of scutum first and form otch.
6. radio frequency sensor according to claim 5, it is characterised in that second shank, which is provided with, is symmetrically distributed in institute
State second circular opening in region and second time region on second.
7. radio frequency sensor according to claim 6, it is characterised in that second circular opening is circular with described first
Quantity, position and the size of hole correspond.
8. radio frequency sensor according to claim 7, it is characterised in that the feed element includes feeder line and feed is visited
Pin, the feeder line include coaxial feeder line outer conductor and feeder line inner wire；
The feed probes are connected with first radiation patch and feeder line inner wire respectively, feeder line outer conductor and the earth plate
Connection, the feeder line inner wire and the feed probes pass through the dielectric-slab.
9. radio frequency sensor according to claim 8, it is characterised in that the feed element is arranged at the dielectric-slab
The midpoint on one border, the feed probes are arranged at intervals among 2 tubaeform holes and with the tubaeform hole.
A kind of 10. sensor array suitable for wearable intelligent dress ornament, it is characterised in that the control unit including interconnection
It is described to penetrate with the radio frequency sensor array being made up of radio frequency sensor of at least three as described in claim 1 to 9 any one
The radio frequency sensor in video sensor array is in non-uniform Distribution state, and the radio frequency sensor possesses emission state, connect
Receipts state and not only launch but also three kinds of working conditions of reception state, described control unit is controlled in the radio frequency sensor array at least
The working condition for having a radio frequency sensor is used to launch, and controls the work shape of at least two radio frequency sensors
State is used to receive.
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