CN102117421B - A kind of fluid type radio frequency identification structure and manufacture method thereof - Google Patents

Abstract

The invention provides a kind of fluid type radio frequency identification structure and manufacture method thereof, belong to application of electronic technology field, relate to the application technology of REID aspect.This radio-frequency (RF) identification structure includes RFID firmware, and RFID firmware is provided with RFID firmware adhesion layer.Its manufacture method is: get the fluid having and determine density, RFID firmware, and each RFID firmware adhesion layer; Set the value of the volume factor of each adhesion layer, draw the bulking value of each RFID firmware adhesion layer; Respectively each RFID firmware adhesion layer is arranged on RFID firmware; To be provided with the RFID firmware of adhesion layer, mixing in a fluid.This radio-frequency (RF) identification structure implementation space and temporal tracking in time can detect with the flowing of fluid, improves the usable range of RFI D firmware, can improve the flexibility ratio of information acquisition simultaneously, widen the effectiveness of RFID firmware identification structure.

Description

A kind of fluid type radio frequency identification structure and manufacture method thereof

Technical field

The invention belongs to application of electronic technology field, relate to the application technology of REID aspect.

Background technology

RFID radio-frequency (RF) identification is a kind of contactless automatic identification technology, and it automatically identifies destination object by radiofrequency signal and obtains related data, and the work of identification need not manual intervention, can work in various rugged surroundings.RFID technique is generally known and may be used for multiple application, such as, automobile recognition on managed inventory, electronic access control, security system, turn pike and eas.

RFID device may be used for position and the state of following the tracks of or monitor the article that this RFID device pastes or commodity.Rfid system generally includes the RFID device of RFID reader and such as mark or label and so on.RFID device can be programmed (such as utilizing suitable EPC) and paste on the article following the tracks of or monitor or commodity.

Existing RFID device is generally adopted and is pasted on target item or commodity in the method for paste, such as, Chinese patent (publication number CN101035713A) provides one " radio-frequency (RF) identification (RFID) structure gummer ", and this recognizer can be programmed to RFID label tag, detect defective RFID label tag and discharge defective RFID label tag.Chinese patent (Authorization Notice No. CN200986778Y) provides a kind of adhesive label with RFID chip, and it is pasted with RFID chip and antenna on non-drying glue layer.Above-mentioned technology is mainly through relevant gummer or be fixed on target item by glue-line or other servicing units by RFID label tag, the relevant information of the target object that such RFID label tag detects will be confined in certain locus, particularly for fluid type or detection target that Detection Information accuracy requirement is high, RFID label tag can not with the variation of target object to the tracking between in fact current and in spatial extent.

In view of the above-mentioned state of the art, a kind of fluid type radio frequency identification structure and manufacture method thereof is provided to be very necessary, this radio-frequency (RF) identification structure, can under various severe working environment, with the mobility of fluid, implementation space and temporal tracking in time detect; Simultaneously also may be combined in the various colloidal sol or gel with paste functionality, by the mode of pasting paste on the article following the tracks of or monitor or commodity.

Summary of the invention

The object of this invention is to provide a kind of fluid type radio frequency identification structure, utilize this radio-frequency (RF) identification structure can with the mobility of fluid realize target object room and time on tracking in time detect, in addition, a kind of manufacture method of fluid type radio frequency identification structure is additionally provided.

A kind of fluid type radio frequency identification structure, this structure includes RFID firmware, and RFID firmware is provided with RFID firmware adhesion layer,

The wherein volume v of RFID firmware adhesion layer _cfor

$v_c=\frac{({\mathrm{\ρ}}_b-{\mathrm{\ρ}}_a)v_b}{{\mathrm{\ρ}}_a-\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i{\mathrm{\ρ}}_i},(n\∈N^{+},i=\mathrm{1,2},......,n)$

Wherein aforesaid ρ _afor the density of fluid, ρ _bfor the density of RFID firmware, v _bfor the volume of RFID firmware, n is for have n layer for RFID firmware adhesion layer, and i is RFID firmware adhesion layer i-th layer, v _cfor the cumulative volume of all adhesion layers of RFID firmware, $v_c=\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{v}_i,$ Wherein v _ibe the volume of i-th adhesion layer, c _i=v _i/ v _c, and $\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i=1,$ And this RFID firmware and RFID firmware adhesion layer are suspended in liquid.

Further, described fluid type radio frequency identification structure also includes following technical characteristic:

For a kind of RFID firmware adhesion layer, the volume v of RFID firmware adhesion layer _cfor v _c=(ρ _b-ρ _a) v _b/ (ρ _a-ρ _c), wherein ρ _afor density, the v of fluid _afor the volume of fluid, ρ _bfor density, the v of RFID firmware _bfor the volume of RFID firmware, ρ _cfor equal density, the v of RFID firmware adhesion layer _cfor the cumulative volume of RFID firmware adhesion layer.

Described RFID firmware adhesion layer, it sticks to the schistose texture on RFID firmware, and utilize cavity wherein to encapsulate the capsule-type structure of RFID firmware, and be wrapped at least one in the clad type structure of the stratiform around RFID firmware.

Described capsule-type structure, is provided with two ingredients that can mutually embed.

Two described ingredients that can mutually embed, are provided with screwed capsule wall.

Described clad type structure adopts organic plastics material, organic rubber material to realize.

Described clad type structure is thin layers of ceramic structure.

A manufacture method for fluid type radio frequency identification structure, is characterized in that the method includes following making step:

Step 1, getting density is ρ _afluid, getting density is ρ _brFID firmware, and density is ρ _i(i=1,2 ..., n, n ∈ N ⁺) RFID firmware adhesion layer;

Step 2, setting c _nvalue, by $v_c=\frac{({\mathrm{\ρ}}_b-{\mathrm{\ρ}}_a)v_b}{{\mathrm{\ρ}}_a-\underset{n=1}{\overset{+\∞}{\mathrm{\Σ}}}{c}_n{\mathrm{\ρ}}_{c_n}},\left(n\∈N^{+},i=\mathrm{1,2},......,n\right)$ With $\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i=1$ Draw v _cwith the volume v of each RFID firmware adhesion layer _ivalue;

Step 3, according to the bulking value of step 2 gained each RFID firmware adhesion layer, is arranged on RFID firmware by each RFID firmware adhesion layer respectively;

Step 4, the RFID firmware being provided with adhesion layer step 3 generated, the density be blended in described in step 1 is ρ _afluid in.

Further, the manufacture method of described fluid type radio frequency identification structure, also includes following technical characteristic:

Density described in step 1 is ρ _afluid be at least one in the fluid of liquid, gel, colloidal sol and molten condition.

Density described in step 1 is ρ _irFID firmware adhesion layer be at least one in material, adhesive material and the cementitious material of easily solidifying.

In step 2, the volume v of RFID firmware adhesion layer is adjusted _cconcrete grammar be:

1) density p of RFID firmware, is determined respectively _bwith volume v _b, RFID firmware adhesion layer density p _i, fluid density p _awith volume v _avalue;

2), based on $\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i=1$ Data relationship, determine v according to specific requirement _ivalue;

3), based on law of buoyancy, according to ${\mathrm{\ρ}}_a(v_b+v_c)={\mathrm{\ρ}}_b{v}_b+\left(\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i{\mathrm{\ρ}}_i\right)v_c,$ Show that density is ρ ₁, ρ ₂... ρ _nthe cumulative volume of each RFID firmware adhesion layer $v_c=\frac{({\mathrm{\ρ}}_b-{\mathrm{\ρ}}_a)v_b}{{\mathrm{\ρ}}_a-\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i{\mathrm{\ρ}}_i}.$

4), based on v _i=c _iv _crelational expression, at known c _ion the basis of value, draw with density to be ρ respectively _ithe volume v of RFID firmware adhesion layer _ivalue.

As citing, for capsule-type structure, described $v_c=\frac{{\mathrm{\ρ}}_b{v}_b-{\mathrm{\ρ}}_a{v}_b^{\′}}{{\mathrm{\ρ}}_a-\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i{\mathrm{\ρ}}_i}.$ Wherein v ' _bfor the volume v of RFID firmware _bwith the cavity volume v of capsule-type structure _empty.

In step 3, density is ρ _ithe each adhesion layer of RFID firmware can be connected to the upper surface of RFID firmware, lower surface, side or by RFID firmware integral coating.

Advantage of the present invention:

The invention provides a kind of fluid type radio frequency identification structure and manufacture method thereof, this radio-frequency (RF) identification structure includes RFID firmware, and RFID firmware is provided with RFID firmware adhesion layer.This radio-frequency (RF) identification structure can under various severe working environment, and with the mobility of fluid, implementation space and temporal tracking in time detect; Simultaneously, also may be combined in the various colloidal sol or gel with paste functionality, by the mode of pasting paste on the article following the tracks of or monitor or commodity, improve the usable range of RFID firmware, the flexibility ratio of information acquisition can be improved simultaneously, widen the effectiveness of RFID firmware identification structure.

Accompanying drawing explanation

Fig. 1 a, Fig. 1 b, Fig. 1 c, Fig. 1 d and Fig. 1 e are the structural representations for a kind of fluid type radio frequency identification structure of the present invention, represent five kinds of different embodiments respectively.

Fig. 2 is the process flow diagram of the manufacture method for a kind of fluid type radio frequency identification structure of the present invention.

Fig. 3 is the specific embodiment figure for a kind of fluid type radio frequency identification structure of the present invention and manufacture method thereof.

Label declaration in figure:

Fluid type radio frequency identification structure-100, RFID firmware-110, RFID firmware adhesion layer-120, fluid-200.

Specific embodiment

Referring to accompanying drawing, to a kind of fluid type radio frequency identification structure of the present invention and manufacture method thereof, be described in detail.

Fig. 1 is the explanation of the structural drawing of a kind of fluid type radio frequency identification structure of the present invention:

Shown in ginseng Fig. 1 a, illustrate a kind of schistose texture figure of fluid type radio frequency identification structure 100 here, this structure includes RFID firmware 110 and sticks to the RFID firmware adhesion layer 120 of RFID firmware lower surface, for example and without limitation, at least one in material, adhesive material and the cementitious material that easily can solidify for cement, glassy mass etc. under molten condition of this RFID firmware adhesion layer 120.

Shown in ginseng Fig. 1 b, illustrate a kind of sandwich figure of fluid type radio frequency identification structure 100 here, this structure includes RFID firmware 110 and sticks to the RFID firmware adhesion layer 120 of RFID firmware upper surface and lower surface, for example and without limitation, at least one in material, adhesive material and the cementitious material that easily can solidify for cement, glassy mass etc. under molten condition of this RFID firmware adhesion layer 120.

Shown in ginseng Fig. 1 c, illustrate a kind of clad type structural drawing of fluid type radio frequency identification structure 100 here, this structure includes RFID firmware 110 and is wrapped in the RFID firmware adhesion layer 120 of the stratiform around RFID firmware, for example and without limitation, this RFID firmware adhesion layer 120 can be at least one in organic plastics material, organic rubber material.

Shown in ginseng Fig. 1 d, illustrate a kind of capsule-type structural drawing of fluid type radio frequency identification structure 100 here, this structure includes RFID firmware 110 and utilizes cavity wherein to encapsulate the RFID firmware adhesion layer 120 of RFID firmware, and this capsule-type structure is provided with two ingredients that can mutually embed.For example and without limitation, the capsule wall of these two ingredients mutually embedded arranges screw thread.For example and without limitation, the RFID firmware adhesion layer 120 of this capsule-type structure can be at least one in organic plastics material, organic rubber material.

Shown in ginseng Fig. 1 e, illustrate a kind of composite structure figure of fluid type radio frequency identification structure 100 here, this structure includes RFID firmware 110, is wrapped in the combined type RFID firmware adhesion layer 120 of the stratiform around RFID firmware, and this composite structure is the compound of the sandwich construction described in Fig. 1 b and the clad type structure described in Fig. 1 c.For example and without limitation, the RFID firmware adhesion layer 120 or 130 of this composite structure can be at least one in organic plastics material, organic rubber material.

Fig. 2 is the explanation of the process flow diagram of the manufacture method of a kind of fluid type radio frequency identification structure of the present invention:

Step 1, getting density is ρ _afluid 200, getting density is ρ _brFID firmware 110, and density is ρ _irFID firmware adhesion layer;

Described density is ρ _afluid 200 be at least one in the fluid of liquid, gel, colloidal sol and molten condition, non-limiting as citing, fluid here can be specially the one in water, oil, glue etc.;

Described RFID firmware adhesion layer 120 is at least one in material, adhesive material and the cementitious material of easily solidifying, non-limiting as citing, firmware adhesion layer here can be specially the one in the glass state material, organic plastics material, organic rubber material etc. of cement, melting.

Step 2, setting c _nvalue, by $v_c=\frac{({\mathrm{\ρ}}_b-{\mathrm{\ρ}}_a)v_b}{{\mathrm{\ρ}}_a-\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i{\mathrm{\ρ}}_i},\left(n\∈N^{+},i=\mathrm{1,2},......,n\right)$ With $\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i=1$ Draw v _cwith the volume v of each RFID firmware adhesion layer _ivalue;

Further, in this step, the volume v of RFID firmware adhesion layer is adjusted _cconcrete grammar be:

1) density p of RFID firmware 110, is determined respectively _bwith volume v _b, each adhesion layer of RFID firmware density p _i(i=1,2 ..., n), the density p of fluid _awith volume v _avalue;

2), based on $\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i=1$ Data relationship, determine c according to specific requirement _i(i=1,2 ..., value n);

3), based on law of buoyancy, according to ${\mathrm{\ρ}}_a(v_b+v_c)={\mathrm{\ρ}}_b{v}_b+\left(\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i{\mathrm{\ρ}}_i\right)v_c,$ Show that density is ρ _ithe total v of volume of each RFID firmware adhesion layer _cfor $v_c=\frac{({\mathrm{\ρ}}_b-{\mathrm{\ρ}}_a)v_b}{{\mathrm{\ρ}}_a-\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i{\mathrm{\ρ}}_i}.$

4), based on v _i=c _iv _crelational expression, at known c _ion the basis of value, draw with density to be ρ respectively _ithe volume v of RFID firmware adhesion layer _ivalue.

Non-limiting as citing, for a kind of RFID firmware adhesion layer, the volume v of RFID firmware adhesion layer _c=(ρ _b-ρ _a) v _b/ (ρ _a-ρ _c), wherein ρ _afor the equal density of fluid, ρ _bfor the density of RFID firmware, v _bfor the volume of RFID firmware, ρ _cfor the density of RFID firmware adhesion layer, v _cfor the volume of RFID firmware adhesion layer.

Non-limiting as citing, for capsule-type structure, described $v_c=\frac{{\mathrm{\ρ}}_b{v}_b-{\mathrm{\ρ}}_a{v}_b^{\′}}{{\mathrm{\ρ}}_a-\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i{\mathrm{\ρ}}_i},$ Wherein v ' _bfor the volume v of RFID firmware _bwith the cavity volume v of capsule-type structure _empty.

Non-limiting as citing, for two kinds of different RFID firmware adhesion layers, such as, choosing fluid density is ρ _a=a, RFID firmware density p _b=b, v _bthe volume v of=e, RFID firmware _bwith the cavity volume v of capsule-type structure _emptysum v ' _b=f, chooses ρ ₁the vitreous material of the melting of=c is as RFID firmware adhesion layer 1, and ρ ₂the machine quality of rubber materials of=d is as RFID firmware adhesion layer 2.Based on $\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i=1$ Data relationship, determine the volume factor c of RFID firmware adhesion layer 1 ₁and the volume factor c of RFID firmware adhesion layer 2 ₂, such as $c_1=\frac{1}{2},c_2=\frac{1}{2}.$ By $v_c=\frac{{\mathrm{\ρ}}_b{v}_b-{\mathrm{\ρ}}_a{v}_b^{\′}}{{\mathrm{\ρ}}_a-\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i{\mathrm{\ρ}}_i}$ Draw $v_c=\frac{\mathrm{be}-\mathrm{af}}{b-(\frac{1}{2}c+\frac{1}{2}d)}=\frac{2(\mathrm{be}-\mathrm{af})}{2b-(c+d)},$ V _i=c _iv _cand $c_1=c_2=\frac{1}{2}$ Draw the volume of RFID firmware adhesion layer 1 and RFID firmware adhesion layer 2 $v_1=v_2=\frac{\mathrm{be}-\mathrm{af}}{2b-(c+d)}.$

Step 3, according to the bulking value of step 2 gained each RFID firmware adhesion layer, is arranged on each RFID firmware adhesion layer on RFID firmware respectively.

Non-limiting as citing, respectively by the vitreous material of firmware adhesion layer 1 melting according to clad type vibrational power flow on RFID firmware 110, then firmware adhesion layer 2 organic rubber material is arranged in the upper and lower surface of firmware adhesion layer 1 according to sandwich type structure, obtains the combined type RFID structure being provided with multilayer firmware adhesion layer shown in Fig. 1 e.

Step 4, the RFID firmware being provided with adhesion layer step 3 generated, the density be blended in described in step 1 is ρ _afluid in.

Described density is ρ _afluid 200 be at least one in the fluid of liquid, gel, colloidal sol and molten condition, non-limiting as citing, fluid here can be specially the one in water, oil, glue etc.; Non-limiting as citing, above-mentioned gained is provided with the combined type RFID structure of multilayer firmware adhesion layer, is blended in the glue and fluid 200 being in gel state, obtains a kind of fluid type radio frequency identification structure 100 of the present invention.

Fig. 3 is the explanation of the specific embodiment figure of a kind of fluid type radio frequency identification structure of the present invention and manufacture method thereof:

Choose be in gel state glue as fluid 200, its density p _a=a; Choose conventional RFID firmware 110, its density p _b=b, volume v _b=m; Choose the internal layer adhesion layer of vitreous material as RFID firmware adhesion layer 120 of melting, its density p ₁=c; Choose the outer layer adheres layer of organic rubber material as RFID firmware adhesion layer 120, its density p ₂=d.

Based on $\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i=1$ Data relationship, determine the volume factor c of RFID firmware adhesion layer 120 internal layer adhesion layer ₁and the volume factor c of the outer layer adheres layer of RFID firmware adhesion layer 120 ₂, such as $c_1=c_2=\frac{1}{2}.$

Based on law of buoyancy, can draw $v_c=\frac{({\mathrm{\ρ}}_b-{\mathrm{\ρ}}_a)v_b}{{\mathrm{\ρ}}_a-\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i{\mathrm{\ρ}}_i},$ Substitute into above numerical value can obtain $v_c=\frac{(b-a)m}{a-(\frac{1}{2}c+\frac{1}{2}d)}=\frac{2m(b-a)}{2a-(v+d)},$ Again by v _i=c _iv _cshow that the volume of RFID firmware adhesion layer 120 internal layer adhesion layer and outer layer adheres layer is $v_1=v_2=\frac{m(b-a)}{2a-(c+d)}.$

Volume according to aforementioned gained RFID firmware adhesion layer 120 internal layer adhesion layer and outer layer adheres layer is $v_1=v_2=\frac{m(b-a)}{2a-(c+d)},$ Respectively by the vitreous material of RFID firmware adhesion layer 120 melting according to clad type vibrational power flow on RFID firmware 110, then RFID firmware adhesion layer 120 organic rubber material is arranged in the upper and lower surface of front glass state material adhesion layer according to sandwich type structure, the RFID firmware structure of multilayer firmware adhesion layer must be provided with.

Above-mentioned gained is provided with the RFID firmware structure of multilayer firmware adhesion layer, is blended in the described glue being in gel state and fluid 200, obtain a kind of fluid type radio frequency identification structure 100 of the present invention.

Be more than the description of this invention and non-limiting, based on other embodiment of inventive concept, all among protection scope of the present invention.

Claims (13)

1. a fluid type radio frequency identification structure, is characterized in that:

This structure includes RFID firmware, and RFID firmware is provided with RFID firmware adhesion layer,

The wherein volume v of RFID firmware adhesion layer _cfor

$v_c=\frac{({\mathrm{\ρ}}_b-{\mathrm{\ρ}}_a)v_b}{{\mathrm{\ρ}}_a-\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i{\mathrm{\ρ}}_i},(n\∈N^{+},i=\mathrm{1,2},......,n)$

Wherein aforesaid ρ _afor the density of fluid, ρ _bfor the density of RFID firmware, v _bfor the volume of RFID firmware, n is that RFID firmware adhesion layer has n layer, and i is RFID firmware adhesion layer i-th layer, ρ _ifor the density of RFID firmware i-th adhesion layer, v _cfor the cumulative volume of all adhesion layers of RFID firmware, $v_c=\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{v}_i,$ Wherein v _ibe the volume of i-th adhesion layer, v _i=c _iv _c, c _i=v _i/ v _c, and $\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i=1,$ And this RFID firmware and RFID firmware adhesion layer are suspended in liquid.

2. a kind of fluid type radio frequency identification structure according to claim 1, is characterized in that: for a kind of RFID firmware adhesion layer, the volume v of RFID firmware adhesion layer _cfor v _c=(ρ _b-ρ _a) v _b/ (ρ _a-ρ _c), wherein ρ _afor the density of fluid, ρ _bfor density, the v of RFID firmware _bfor the volume of RFID firmware, ρ _cfor equal density, the v of RFID firmware adhesion layer _cfor the cumulative volume of RFID firmware adhesion layer.

3. a kind of fluid type radio frequency identification structure according to claim 1, it is characterized in that: described RFID firmware adhesion layer, it sticks to the schistose texture on RFID firmware, and utilize cavity wherein to encapsulate the capsule-type structure of RFID firmware, and be wrapped at least one in the clad type structure of the stratiform around RFID firmware.

4. a kind of fluid type radio frequency identification structure according to claim 3, is characterized in that: described capsule-type structure, is provided with two ingredients that can mutually embed.

5. a kind of fluid type radio frequency identification structure according to claim 4, is characterized in that: described two ingredients that can mutually embed, are provided with screwed capsule wall.

6. a kind of fluid type radio frequency identification structure according to claim 3, is characterized in that: described clad type structure, is to adopt organic plastics material, organic rubber material to realize.

7. a kind of fluid type radio frequency identification structure according to claim 3, is characterized in that: described clad type structure, is thin layers of ceramic structure.

8. a manufacture method for fluid type radio frequency identification structure, is characterized in that the method includes following making step:

Step 1, getting density is ρ _afluid, getting density is ρ _brFID firmware, and density is ρ _irFID firmware adhesion layer;

Step 2, setting c _nvalue, by $v_c=\frac{({\mathrm{\ρ}}_b-{\mathrm{\ρ}}_a)v_b}{{\mathrm{\ρ}}_a-\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i{\mathrm{\ρ}}_i},(n\∈N^{+},i=\mathrm{1,2},......,n)$

With $\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i=1$ Draw v _cwith the volume v of each RFID firmware adhesion layer _ivalue;

Step 3, according to the bulking value of step 2 gained each RFID firmware adhesion layer, is arranged on RFID firmware by each RFID firmware adhesion layer respectively;

Step 4, the RFID firmware being provided with adhesion layer step 3 generated, the density be blended in described in step 1 is ρ _afluid in.

9. the manufacture method of a kind of fluid type radio frequency identification structure according to claim 8, is characterized in that: the density described in step 1 is ρ _afluid be at least one in the fluid of liquid, gel, colloidal sol and molten condition.

10. the manufacture method of a kind of fluid type radio frequency identification structure according to claim 8, is characterized in that: the density described in step 1 is ρ _irFID firmware adhesion layer be at least one in material, adhesive material and the cementitious material of easily solidifying.

The manufacture method of 11. a kind of fluid type radio frequency identification structures according to claim 8, is characterized in that: in step 2, the volume v of adjustment RFID firmware adhesion layer _cconcrete grammar be:

1) density p of RFID firmware, is determined respectively _bwith volume v _b, each adhesion layer of RFID firmware density p _i(i=1,2 ..., n), the density p of fluid _awith volume v _avalue;

2), based on $\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i=1$ Data relationship, determine that i gets 1,2 according to specific requirement ... c corresponding during n _ivalue;

3), based on law of buoyancy, according to ${\mathrm{\ρ}}_a(v_b+v_c)={\mathrm{\ρ}}_b{v}_b+\left(\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i{\mathrm{\ρ}}_i\right)v_c,$ Show that density is ρ _i(i=1,2 ..., the cumulative volume of each RFID firmware adhesion layer n) $v_c=\frac{({\mathrm{\ρ}}_b-{\mathrm{\ρ}}_a)v_b}{{\mathrm{\ρ}}_a-\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i{\mathrm{\ρ}}_i};$

4), based on v _i=c _iv _crelational expression, at known c _ion the basis of value, draw with density to be ρ respectively _ithe volume v of RFID firmware adhesion layer _ivalue.

The manufacture method of 12. a kind of fluid type radio frequency identification structures according to claim 11, is characterized in that: for capsule-type structure, described $v_c=\frac{{\mathrm{\ρ}}_b{v}_b-{\mathrm{\ρ}}_a{v}_b^{\′}}{{\mathrm{\ρ}}_a-\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{c}_i{\mathrm{\ρ}}_i},$ Wherein v ' _bfor the volume v of RFID firmware _bwith the cavity volume v of capsule-type structure _empty.

The manufacture method of 13. a kind of fluid type radio frequency identification structures according to claim 8, is characterized in that: in step 3, density is ρ _ithe each adhesion layer of RFID firmware can be connected to the upper surface of RFID firmware, lower surface, side or by RFID firmware integral coating.