CN201084167Y - An encapsulation structure and an encapsulation substrate for a thin-type sliding fingerprint identifier - Google Patents
An encapsulation structure and an encapsulation substrate for a thin-type sliding fingerprint identifier Download PDFInfo
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- CN201084167Y CN201084167Y CNU2007201253830U CN200720125383U CN201084167Y CN 201084167 Y CN201084167 Y CN 201084167Y CN U2007201253830 U CNU2007201253830 U CN U2007201253830U CN 200720125383 U CN200720125383 U CN 200720125383U CN 201084167 Y CN201084167 Y CN 201084167Y
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Abstract
The utility model relates to a package construction of a slip-touch thin-type fingerprint identifier and a package substrate of the package construction, mainly comprising a substrate and a fingerprint identification wafer. The utility model is characterized in that: the substrate comprising at least a dielectric layer, a circuit layer and a protective layer is defined to be with a touch section and a guide section, the circuit layer is provided with a plurality of external connection pads and at least one electrostatic guide pad which is a window near the dielectric layer, the protective layer is former at the circuit layer, a plurality of first openings of the protective layer are used to expose the external connection pads, one second opening of the protective layer is used to expose the guide pad of the electrostatic and the window of the dielectric layer; wherein, the electrostatic guide pad and the window are in the touch section, the external connection pads are in the guide section; the fingerprint identification wafer is electrically connected with the substrate, the second opening of the protective layer and the window of the dielectric layer expose one sensing section of the fingerprint identification wafer.
Description
Technical field
The utility model relates to a kind of fingerprint identifier packaging structure, particularly relates to a kind of touching and sliding type packaging structure for thin type finger print identifier.
Background technology
As shown in Figure 1, the known gliding style fingerprint identifier packaging structure 100 that touches is to comprise a substrate 110, one fingerprint identifying chip 120, one static discharge bar 130, an at least one bonding wire 140 and an adhesive body 150, this fingerprint identifying chip 120 is to have an active surface 121, one back side 122 and at least one weld pad 123, this back side 122 of this fingerprint identifying chip 120 is upper surfaces 111 that are arranged at this substrate 110, be to be formed with a sensing area 124 on this active surface 121, this weld pad 123 is to be positioned at this sensing area 124 outsides, this static discharge bar 130 is to be convexly set on this active surface 121 of this fingerprint identifying chip 120, this static discharge bar 130 is between this sensing area 124 and this weld pad 123, this bonding wire 140 is to electrically connect a connection gasket 112 of this substrate 110 and this weld pad 123 of this fingerprint identifying chip 120, this adhesive body 150 is to be formed at this active surface 121 of this upper surface 111 of this substrate 110 and this fingerprint identifying chip 120 to coat this bonding wire 140, and appear this sensing area 124 and this static discharge bar 130, so, because this this static discharge bar 130 that touches gliding style fingerprint identifier packaging structure 100 is these active surfaces 121 that are convexly set in this fingerprint identifying chip 120, therefore its processing procedure is more loaded down with trivial details, in addition, because this fingerprint identifying chip 120 is to stack to be arranged on this substrate 110, and because of the thickness of this substrate 110 thicker, therefore can't reduce the thickness that this touches gliding style fingerprint identifier packaging structure 100, moreover when forming this adhesive body 150, be to avoid this adhesive body 150 to cover this static discharge bar 130, and, therefore more increase the known thickness that touches gliding style fingerprint identifier packaging structure 100 because this adhesive body 150 is to need to coat this bonding wire 140.
Because the above-mentioned existing defective that gliding style fingerprint identifier packaging structure exists of touching, the design people is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of novel touching and sliding type packaging structure for thin type finger print identifier and base plate for packaging thereof, can improve the general existing gliding style fingerprint identifier packaging structure that touches, make it have more practicality.Through constantly research, design, and, create the utility model that has practical value finally through after studying sample and improvement repeatedly.
Summary of the invention
Fundamental purpose of the present utility model is, overcome the existing defective that gliding style fingerprint identifier packaging structure exists of touching, and provide a kind of novel touching and sliding type packaging structure for thin type finger print identifier, technical matters to be solved is to reduce the thickness and the manufacturing cost of this touching and sliding type packaging structure for thin type finger print identifier, thereby is suitable for practicality more.
Another purpose of the present utility model is, overcome the existing defective that gliding style fingerprint identifier base plate for packaging exists of touching, and provide a kind of novel touch-slide type thin type fingerprint identifier base plate for packaging, technical matters to be solved is to reduce the thickness and the manufacturing cost of this touching and sliding type packaging structure for thin type finger print identifier, thereby is suitable for practicality more.
The purpose of this utility model and to solve its technical matters be to adopt following technical scheme to realize.According to a kind of touching and sliding type packaging structure for thin type finger print identifier that the utility model proposes, it comprises: a substrate, and it is that a skating area and a junction are touched in definition, this substrate is to comprise:
One dielectric layer, it is to have the window that a upper surface, a lower surface and run through this upper surface and this lower surface; One line layer, it is to have a first surface, a second surface, most outer connection pads, at least one interior connection pad and at least one static connection pads, those outer connection pads and this static connection pad are this upper surfaces that is formed at this dielectric layer, and this static connection pad is this window of contiguous this dielectric layer; And one first protective seam, it is this first surface that is formed at this line layer, this first protective seam is to have most first openings and at least one second opening, and those first openings are to appear those outer connection pads, and this second opening is this window that appears this static connection pad and this dielectric layer; Wherein this static connection pad and this window are to be positioned at this to touch the skating area, and those outer connection pads are to be positioned at this junction; An and fingerprint identifying chip; it is to electrically connect to be somebody's turn to do interior connection pad; this fingerprint identifying chip is to have an active surface, a back side and a sensing area, and this sensing area is to be formed at this active surface, and this window of this second opening of this first protective seam and this dielectric layer is to appear this sensing area.
The purpose of this utility model and solve its technical matters and can also be able to be further achieved by the following technical measures.
Aforesaid touching and sliding type packaging structure for thin type finger print identifier, this window of wherein said dielectric layer are to have a ring wall, and this static connection pad is to have a sidewall, and the spacing of this ring wall and this sidewall is greater than 50 microns.
Aforesaid touching and sliding type packaging structure for thin type finger print identifier; wherein said substrate is to include one second protective seam in addition; this second protective seam is this second surface that is formed at this line layer, and this second protective seam is to have at least one the 3rd opening, and the 3rd opening is to appear connection pad in this.
Aforesaid touching and sliding type packaging structure for thin type finger print identifier, wherein said line layer is to include one first line layer and one second line layer, this first line layer is this upper surface that is formed at this dielectric layer, this second line layer is this lower surface that is formed at this dielectric layer, this first line layer is to have this static connection pad and those outer connection pads, and this second line layer is to have connection pad in this.
Aforesaid touching and sliding type packaging structure for thin type finger print identifier, it includes a underfill in addition, and this underfill is to be formed between this substrate and this fingerprint identifying chip.
Aforesaid touching and sliding type packaging structure for thin type finger print identifier, it includes a housing in addition, and this housing is this back side of this fingerprint identifying chip of cover cap at least.
Aforesaid touching and sliding type packaging structure for thin type finger print identifier, this junction of substrate are that bending coats this housing, and at least one outer connection pad is to be positioned at this housing below.
The purpose of this utility model and solve its technical matters and also realize by the following technical solutions.According to a kind of touch-slide type thin type fingerprint identifier base plate for packaging that the utility model proposes, a skating area and a junction are touched in its definition, comprising: a dielectric layer, and it is to have the window that a upper surface, a lower surface and run through this upper surface and this lower surface; One line layer, it is to have a first surface, a second surface, most outer connection pads, at least one interior connection pad and at least one static connection pads, those outer connection pads and this static connection pad are this upper surfaces that is formed at this dielectric layer, and this static connection pad is this window of contiguous this dielectric layer; And one first protective seam, it is this first surface that is formed at this line layer, this first protective seam is to have most first openings and at least one second opening, and those first openings are to appear those outer connection pads, and this second opening is this window that appears this static connection pad and this dielectric layer; Wherein this static connection pad and this window are to be positioned at this to touch the skating area, and those outer connection pads are to be positioned at this junction.
The purpose of this utility model and solve its technical matters and can also be further achieved by the following technical measures.
Aforesaid touch-slide type thin type fingerprint identifier base plate for packaging; wherein said substrate is to include one second protective seam in addition; this second protective seam is this second surface that is formed at this line layer, and this second protective seam is to have at least one the 3rd opening, and the 3rd opening is to appear connection pad in this.
Aforesaid touch-slide type thin type fingerprint identifier base plate for packaging, wherein said line layer is to include one first line layer and one second line layer, this first line layer is this upper surface that is formed at this dielectric layer, this second line layer is this lower surface that is formed at this dielectric layer, this first line layer is to have this static connection pad and those outer connection pads, and this second line layer is to have connection pad in this.
The utility model compared with prior art has tangible advantage and beneficial effect.Via as can be known above; in order to achieve the above object; the utility model provides a kind of touching and sliding type packaging structure for thin type finger print identifier; it is to comprise a substrate and a fingerprint identifying chip; this substrate is that a skating area and a junction are touched in definition; one line layer of this substrate is to have most outer connection pads; connection pad and at least one static connection pad at least one; this static connection pad is a window of a dielectric layer of contiguous this substrate; one protective seam of this substrate is to have most first openings and at least one second opening; those first openings are to appear those outer connection pads; this second opening is this window that appears this static connection pad and this dielectric layer; wherein this static connection pad and this window are to be positioned at this to touch the skating area; those outer connection pads are to be positioned at this junction; this fingerprint identifying chip is to electrically connect to be somebody's turn to do interior connection pad, and this window of this second opening of this protective seam and this dielectric layer is a sensing area that appears this fingerprint identifying chip.Because this static connection pad of this line layer of this substrate of the present utility model is this sensing area that is adjacent to this fingerprint identifying chip; and this second opening of this protective seam is this static connection pad that appears this line layer, this window of this dielectric layer and this sensing area of this fingerprint identifying chip; therefore when this that contacts this substrate when finger touches the skating area; can be by the position this static connection pad static discharge in this touches the skating area, and can reduce the thickness and the manufacturing cost of this touching and sliding type packaging structure for thin type finger print identifier.
Of the present utility model time a purpose is to be to provide a kind of touching and sliding type packaging structure for thin type finger print identifier, it includes a housing in addition, this housing is the back side of this fingerprint identifying chip of cover cap at least, in addition, this junction of this substrate is this housing of bent coating, and should outer connection pad be to be positioned at the electronic component of this housing below with external outside.
By technique scheme, the utility model touching and sliding type packaging structure for thin type finger print identifier and base plate for packaging thereof have following advantage at least:
It is thicker and can't be applicable to and also solved the problem of modern compact electronic product known touching and need prevent in the gliding style fingerprint identifier packaging structure that adhesive body from covering the problem of static discharge bar and the loaded down with trivial details problem of processing procedure of the active surface that the static discharge bar is convexly set in fingerprint identifying chip that the utility model has solved the known thickness that touches gliding style fingerprint identifier packaging structure.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of instructions, and for above-mentioned and other purposes, feature and advantage of the present utility model can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
The known schematic cross-section that touches gliding style fingerprint identifier packaging structure of Fig. 1.
Fig. 2 is according to a specific embodiment of the present utility model, a kind of stereographic map of touching and sliding type packaging structure for thin type finger print identifier.
Fig. 3 is according to a specific embodiment of the present utility model, the three-dimensional exploded view of this touching and sliding type packaging structure for thin type finger print identifier.
Fig. 4 is according to a specific embodiment of the present utility model, and this touching and sliding type packaging structure for thin type finger print identifier is along the schematic cross-section of the 4-4 direction among Fig. 2.
Fig. 5 is according to a specific embodiment of the present utility model, and this touching and sliding type packaging structure for thin type finger print identifier is along another schematic cross-section of the 5-5 direction among Fig. 2.
Fig. 6 is according to a specific embodiment of the present utility model, and this touching and sliding type packaging structure for thin type finger print identifier has the schematic cross-section of a housing.
Fig. 7 is according to a specific embodiment of the present utility model, the schematic cross-section of the bilateral bending coating wafer of the junction of this touching and sliding type packaging structure for thin type finger print identifier.
Fig. 8 is according to a specific embodiment of the present utility model, and the outer connection pad of this touching and sliding type packaging structure for thin type finger print identifier is positioned at the schematic cross-section of the same side.
Fig. 9 is according to a specific embodiment of the present utility model, the schematic cross-section of the monolateral bending coating wafer of the junction of this touching and sliding type packaging structure for thin type finger print identifier.
100: touch gliding style fingerprint identifier packaging structure
110: substrate 111: upper surface
112: connection gasket 120: fingerprint identifying chip
121: active surface 122: the back side
123: weld pad 124: sensing area
130: static discharge bar 140: bonding wire
150: adhesive body
200: touching and sliding type packaging structure for thin type finger print identifier
210: substrate 210a: touch the skating area
210b: junction 211: dielectric layer
211a: upper surface 211b: lower surface
211c: window 211d: ring wall
212: line layer 212 ': the first line layer
212 ": the second line layer 212a: first surface
212b: second surface 212c: outer connection pad
212d: interior connection pad 212e: static connection pad
212f: appear surperficial 212g: sidewall
213: the first protective seam 213a: first opening
213b: second opens 214: the second protective seams
214a: the 3rd opening 220: fingerprint identifying chip
221: active surface 222: the back side
223: sensing area 224: projection
225: side 230: underfill
240: housing A: via
G: spacing
Embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, to according to touching and sliding type packaging structure for thin type finger print identifier and its embodiment of base plate for packaging, structure, feature and the effect thereof that the utility model proposes, describe in detail as after.
See also Fig. 2 and 3; according to a specific embodiment of the present utility model is to disclose a kind of touching and sliding type packaging structure for thin type finger print identifier 200; it is to comprise a substrate 210 and a fingerprint identifying chip 220; this substrate 210 is that a skating area 210a and a junction 210b are touched in definition; this substrate 210 is to can be printed circuit board (PCB) or flexible circuit board; in the present embodiment; this substrate 210 is to include a dielectric layer 211; one line layer 212; one first protective seam 213 and one second protective seam 214; the material of this dielectric layer 211 is to be pi (polyimide; PI); the material of this line layer 212 is to be copper; see also Fig. 2; 4 and 5; this dielectric layer 211 is to have a upper surface 211a; a lower surface 211b and one runs through the window 211c of this upper surface 211a and this lower surface 211b; this line layer 212 is to have a first surface 212a; one second surface 212b; a most outer connection pad 212c; connection pad 212d and at least one static connection pad 212e at least one; those outer connection pad 212c and this static connection pad 212e are this upper surface 211a that is formed at this dielectric layer 211; and this static connection pad 212e is this window 211c of contiguous this dielectric layer 211; wherein this static connection pad 212e and this window 211c are that this that be positioned at this substrate 210 touches skating area 210a; those outer connection pad 212c are this junction 210b that are positioned at this substrate 210; in the present embodiment; this line layer 212 is to include one first line layer 212 ' and one second line layer 212 "; this first line layer 212 ' is this upper surface 211a that is formed at this dielectric layer 211; this second line layer 212 " be this lower surface 211b that is formed at this dielectric layer 211; this first line layer 212 ' and this second line layer 212 " be to electrically connect by a via A; this first line layer 212 ' is to have this static connection pad 212e and those outer connection pad 212c; this second line layer 212 " be to have connection pad 212d in this; this first protective seam 213 is this first surface 212a that are formed at this line layer 212; this first protective seam 213 is to have most the first opening 213a and at least one second opening 213b; wherein this second opening 213b is that this that be positioned at this substrate 210 touches skating area 210a; those first openings 213a appears those outer connection pad 212c; this second opening 213b is this window 211c that appears this static connection pad 212e and this dielectric layer 211; this second protective seam 214 is this second surface 212b that are formed at this line layer 212; this second protective seam 214 is to have at least one the 3rd opening 214a, and the 3rd opening 214a appears connection pad 212d in this.
Please consult Fig. 4 and 5 again, this fingerprint identifying chip 220 is to have an active surface 221, one back side 222, one sensing area 223 and at least one projection 224, this sensing area 223 is that to be formed at this active surface 221 and this second opening 213b and this window 211c be to appear this sensing area 223, this projection 224 is to be formed at this active surface 221 and this projection 224 is to be positioned at this sensing area 223 outsides, this projection 224 of this fingerprint identifying chip 220 is to electrically connect to be somebody's turn to do interior connection pad 212d, wherein this projection 224 is to see through anisotropic conductive (Antisotropic Conductive Paste, ACP) or non-conductive adhesive (Non-Conductive Paste, NCP) connection pad 212d in electric connection is somebody's turn to do, preferably, it is concordant with this active surface 221 of this fingerprint identifying chip 220 that one of this static connection pad 212e appears surperficial 212f, when touching this sensing area 223 of skating area 210a and this fingerprint identifying chip 220 in order to this of this substrate 210 of finger contact, can be by the position this static connection pad 212e static discharge in this touches skating area 210a.In addition, this window 211c of this dielectric layer 211 has a ring wall 211d, this static connection pad 212e has a sidewall 212g, be to have a spacing G between this ring wall 211d and this sidewall 212g, this spacing G is greater than 50 microns, or in another embodiment, this ring wall 211d is can be concordant with this sidewall 212g.In addition, this touching and sliding type packaging structure for thin type finger print identifier 200 is to include a underfill 230 in addition, and this underfill 230 is to be formed between this substrate 210 and this fingerprint identifying chip 220 and to coat this projection 224.Because these substrate 210 thinner thicknesses of the present utility model, and this line layer 212 of this substrate 210 is to have those outer connection pad 212c and this static connection pad 212e simultaneously, can reduce the cost that the static bus additionally is set and have the effect of thinning fingerprint identifier packaging structure.
Preferably, see also Fig. 6, this touching and sliding type packaging structure for thin type finger print identifier 200 is to include a housing 240 in addition, this housing 240 is this back side 222 of this fingerprint identifying chip 220 of cover cap at least, in the present embodiment, this fingerprint identifying chip 220 is to have a side 225 in addition, this housing 240 is also these sides 225 of cover cap, the material of this housing 240 is to can be selected from macromolecular material (as adhesive body) or metal material (as crown cap), see also Fig. 6 and 7, in the present embodiment, this substrate 210 is to can be selected from the flexible base plate of coil type encapsulation (TCP package) or the flexible base plate of membrane of flip chip encapsulation (COFpackage), the outer connection pad 212c of those of this substrate 210 is two sides that are positioned at this substrate 210, this junction 210b can bilateral bending coat this housing 240, and makes this outer connection pad 212c be positioned at this housing 240 belows.Or, seeing also the 8th and 9 figure, the outer connection pad 212c of those of this substrate 210 is the same side that is positioned at this substrate 210, this junction 210b can monolateral bending coat this housing 240, and makes this outer connection pad 212c be positioned at this housing 240 belows.
According to a specific embodiment of the present utility model is to disclose a kind of touch-slide type thin type fingerprint identifier method for packing; it is to include the following step: at first; see also Fig. 2; 3 and 4; one substrate 210 is provided; this substrate 210 is that a skating area 210a and a junction 210b are touched in definition; this substrate 210 is to include a dielectric layer 211; one line layer 212 and one first protective seam 213; this dielectric layer 211 is to have a upper surface 211a; a lower surface 211b and one runs through the window 211c of this upper surface 211a and this lower surface 211b; this line layer 212 is to have a first surface 212a; one second surface 212b; a most outer connection pad 212c; connection pad 212d and at least one static connection pad 212e at least one; those outer connection pad 212c and this static connection pad 212e are this upper surface 211a that is formed at this dielectric layer 211; and this static connection pad 212e is this window 211c of contiguous this dielectric layer 211; wherein this static connection pad 212e and this window 211c are that this that be positioned at this substrate 210 touches skating area 210a; those outer connection pad 212c are this junction 210b that are positioned at this substrate 210; in the present embodiment; this line layer 212 is to include one first line layer 212 ' and one second line layer 212 "; this first line layer 212 ' is this upper surface 211a that is formed at this dielectric layer 211; this second line layer 212 " be this lower surface 211b that is formed at this dielectric layer 211; this first protective seam 213 is this first surface 212a that are formed at this line layer 212; this first protective seam 213 is to have most the first opening 213a and at least one second opening 213b; those first openings 213a appears those outer connection pad 212c; this second opening 213b is this window 211c that appears this static connection pad 212e and this dielectric layer 211; in addition; this substrate 210 is to include one second protective seam 214; this second protective seam 214 is this second surface 212b that are formed at this line layer 212; this second protective seam 212 " be to have at least one the 3rd opening 214a, the 3rd opening 214a appears connection pad 212d in this.Then; one fingerprint identifying chip 220 is provided; this fingerprint identifying chip 220 is to electrically connect to be somebody's turn to do interior connection pad 212d; this fingerprint identifying chip 220 is to have an active surface 221, a back side 222 and a sensing area 223; this sensing area 223 is to be formed at this second opening 213b of this active surface 221 and this first protective seam 213 and this window 211c of this dielectric layer 211 appears this sensing area 223, this projection 224 be electrically connect should in connection pad 212d.Afterwards, form a underfill 230 between this substrate 210 and this fingerprint identifying chip 220 to coat this projection 224.Perhaps, can form a housing 240 in this fingerprint identifying chip 220, this housing 240 is this back side 222 of this fingerprint identifying chip 220 of cover cap at least, in the present embodiment, this housing 240 is also sides 225 of this fingerprint identifying chip 220 of cover cap, the material of this housing 240 is to can be selected from macromolecular material (as adhesive body) or metal material (as crown cap), this housing 240 is to put glue or the formation of mould encapsulation method, or directly with crown cap cover cap this back side 222 and this side 225 in this fingerprint identifying chip 220.At last, this junction 210b of bent this substrate to be coating this housing 240, and makes this outer connection pad 212c be positioned at this housing 240 belows, with an electronic component or the circuit substrate of external outside.Wherein the outer connection pad 212c of those of this substrate 210 can be positioned at two sides of this substrate 210 or one-sided, so this junction 210b of this substrate 210 can bilateral bending coat this housing 240, or monolateral bending coats this housing 240.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art are not in breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (10)
1. touching and sliding type packaging structure for thin type finger print identifier is characterized in that it comprises:
One substrate, it is that a skating area and a junction are touched in definition, this substrate is to comprise:
One dielectric layer, it is to have the window that a upper surface, a lower surface and run through this upper surface and this lower surface;
One line layer, it is to have a first surface, a second surface, most outer connection pads, at least one interior connection pad and at least one static connection pads, those outer connection pads and this static connection pad are this upper surfaces that is formed at this dielectric layer, and this static connection pad is this window of contiguous this dielectric layer; And
One first protective seam, it is this first surface that is formed at this line layer, this first protective seam is to have most first openings and at least one second opening, and those first openings are to appear those outer connection pads, and this second opening is this window that appears this static connection pad and this dielectric layer;
Wherein this static connection pad and this window are to be positioned at this to touch the skating area, and those outer connection pads are to be positioned at this junction; And
One fingerprint identifying chip; it is to electrically connect to be somebody's turn to do interior connection pad; this fingerprint identifying chip is to have an active surface, a back side and a sensing area, and this sensing area is to be formed at this active surface, and this window of this second opening of this first protective seam and this dielectric layer is to appear this sensing area.
2. touching and sliding type packaging structure for thin type finger print identifier according to claim 1, this window that it is characterized in that described dielectric layer are to have a ring wall, and this static connection pad is to have a sidewall, and the spacing of this ring wall and this sidewall is greater than 50 microns.
3. touching and sliding type packaging structure for thin type finger print identifier according to claim 1; it is characterized in that described substrate is to include one second protective seam in addition; this second protective seam is this second surface that is formed at this line layer; this second protective seam is to have at least one the 3rd opening, and the 3rd opening is to appear connection pad in this.
4. touching and sliding type packaging structure for thin type finger print identifier according to claim 1, it is characterized in that described line layer is to include one first line layer and one second line layer, this first line layer is this upper surface that is formed at this dielectric layer, this second line layer is this lower surface that is formed at this dielectric layer, this first line layer is to have this static connection pad and those outer connection pads, and this second line layer is to have connection pad in this.
5. touching and sliding type packaging structure for thin type finger print identifier according to claim 1 is characterized in that it includes a underfill in addition, and this underfill is to be formed between this substrate and this fingerprint identifying chip.
6. touching and sliding type packaging structure for thin type finger print identifier according to claim 1 is characterized in that it includes a housing in addition, and this housing is this back side of this fingerprint identifying chip of cover cap at least.
7. touching and sliding type packaging structure for thin type finger print identifier according to claim 1, this junction that it is characterized in that described substrate are that bending coats this housing, and at least one outer connection pad is to be positioned at this housing below.
8. touch-slide type thin type fingerprint identifier base plate for packaging is characterized in that its definition touches a skating area and a junction, comprising:
One dielectric layer, it is to have the window that a upper surface, a lower surface and run through this upper surface and this lower surface;
One line layer, it is to have a first surface, a second surface, most outer connection pads, at least one interior connection pad and at least one static connection pads, those outer connection pads and this static connection pad are this upper surfaces that is formed at this dielectric layer, and this static connection pad is this window of contiguous this dielectric layer; And
One first protective seam, it is this first surface that is formed at this line layer, this first protective seam is to have most first openings and at least one second opening, and those first openings are to appear those outer connection pads, and this second opening is this window that appears this static connection pad and this dielectric layer;
Wherein this static connection pad and this window are to be positioned at this to touch the skating area, and those outer connection pads are to be positioned at this junction.
9. touch-slide type thin type fingerprint identifier base plate for packaging according to claim 8; it is characterized in that described substrate is to include one second protective seam in addition; this second protective seam is this second surface that is formed at this line layer; this second protective seam is to have at least one the 3rd opening, and the 3rd opening is to appear connection pad in this.
10. touch-slide type thin type fingerprint identifier base plate for packaging according to claim 8, it is characterized in that described line layer is to include one first line layer and one second line layer, this first line layer is this upper surface that is formed at this dielectric layer, this second line layer is this lower surface that is formed at this dielectric layer, this first line layer is to have this static connection pad and those outer connection pads, and this second line layer is to have connection pad in this.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201253830U CN201084167Y (en) | 2007-08-29 | 2007-08-29 | An encapsulation structure and an encapsulation substrate for a thin-type sliding fingerprint identifier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201253830U CN201084167Y (en) | 2007-08-29 | 2007-08-29 | An encapsulation structure and an encapsulation substrate for a thin-type sliding fingerprint identifier |
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|---|---|
| CN201084167Y true CN201084167Y (en) | 2008-07-09 |
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| CNU2007201253830U Expired - Fee Related CN201084167Y (en) | 2007-08-29 | 2007-08-29 | An encapsulation structure and an encapsulation substrate for a thin-type sliding fingerprint identifier |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103400181A (en) * | 2013-07-24 | 2013-11-20 | 江苏恒成高科信息科技有限公司 | Fingerprint reading sensor IC (Integrated Circuit) card and packaging method thereof |
| WO2017084003A1 (en) * | 2015-11-16 | 2017-05-26 | Shanghai Oxi Technology Co., Ltd | Fingerprint system and mobile phone |
-
2007
- 2007-08-29 CN CNU2007201253830U patent/CN201084167Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103400181A (en) * | 2013-07-24 | 2013-11-20 | 江苏恒成高科信息科技有限公司 | Fingerprint reading sensor IC (Integrated Circuit) card and packaging method thereof |
| CN103400181B (en) * | 2013-07-24 | 2016-01-20 | 江苏恒成高科信息科技有限公司 | Finger print reading sensor IC-card and method for packing thereof |
| WO2017084003A1 (en) * | 2015-11-16 | 2017-05-26 | Shanghai Oxi Technology Co., Ltd | Fingerprint system and mobile phone |
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