CN105914455A - Miniature NFC antenna and mobile terminal - Google Patents
Miniature NFC antenna and mobile terminal Download PDFInfo
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- CN105914455A CN105914455A CN201610227590.0A CN201610227590A CN105914455A CN 105914455 A CN105914455 A CN 105914455A CN 201610227590 A CN201610227590 A CN 201610227590A CN 105914455 A CN105914455 A CN 105914455A
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- antenna
- cabling
- organic board
- organic
- antenna cabling
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
- H01Q1/2225—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in active tags, i.e. provided with its own power source or in passive tags, i.e. deriving power from RF signal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
- H01Q7/06—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with core of ferromagnetic material
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- Details Of Aerials (AREA)
- Support Of Aerials (AREA)
- Near-Field Transmission Systems (AREA)
Abstract
An embodiment of the invention discloses a miniature NFC antenna which has a unidirectional transmission function and can prolong communication distance and improve communication quality. The antenna comprises an organic matrix and a thin type magnetic medium, wherein the organic matrix comprises a first organic board and a second organic board. The thin type magnetic medium is clamped between the lower surface of the first organic board and the upper surface of the second organic board. The organic matrix and the thin type magnetic medium are respectively provided with a first metalized via hole, a second metalized via hole and a third metalized via hole, so that a first antenna wiring arranged on the upper surface of the first organic board, a third antenna wiring which is arranged on the lower surface of the first organic board, and a fourth antenna wiring which is arranged on the upper surface of the second organic board can be electrically connected through the metalized via holes. Furthermore, the first antenna wiring is connected with a first transmitting end, and the second antenna wiring is connected with a second transmitting end. The embodiment of the invention further provides a mobile terminal. The miniature NFC antenna can be utilized for satisfying designing requirement of high portability, small weight and small thickness.
Description
Technical field
The present invention relates to field of antenna, particularly relate to a kind of miniaturization NFC antenna and mobile terminal.
Background technology
Along with the development of wireless communication technology, progressively deeply, increasing movement sets in wireless application
Standby have the function being wirelessly transferred, and wherein, antenna is used for sending out as wireless transmitting system in mobile device
Penetrate and accept the critical elements of electromagnetic wave energy, receive and study widely.
A kind of non contact angle measurement of NFC (Near Field Communication, near-field communication) conduct is with mutual
Connection technology, can carry out wireless near field communication between the instruments such as mobile device.Based on NFC technique
Developing rapidly, NFC antenna range of application in smart machine is broader, as having NFC days
Line and the mobile phone of NFC payment function, wrist-watch, bracelet etc..In actual applications, it is different from omnidirectional
NFC antenna, for the mobile device having unicity direction transmission demand or three directions to have transmission to limit,
There is the NFC antenna of one-way transmission function owing to the transmission range of electromagentic resonance can either be increased, carry simultaneously
The efficiency of transmission of high electric energy, thus in the mobile device of this kind of specific demand, have bigger Research Significance,
As surrounding has the wrist-watch of metal shell, bracelet etc..
In general, traditional NFC antenna mainly includes following several: coiling enamel-covered wire, FPC soft board
On antenna, laser engraving antenna, ceramic substrate antenna integrated, comparatively speaking, size this for such as mobile phone
Relatively large mobile device, can be real in the way of enamel-covered wire or FPC soft-board antenna on employing back cover
The purpose of existing near-field communication, and the movement that be relatively small in size this for such as intelligent watch and bracelet sets
Standby, then reach communication distance owing to the restriction of size is difficult to use around enamel-cover Wire antennas or FPC antenna
And the requirement of quality, and installation cost in a mobile device is higher, and along with user is light to mobile device,
Characteristic and the requirement of high integration such as thin, short, little, the research of NFC antenna be also required to towards miniaturization,
The high request such as slimming, multifunction develop, thus the size of NFC antenna and performance become impact wireless
Communication and the key factor of product size.
In sum, how to provide a kind of NFC antenna with one-way transmission function, meet miniaturization and want
Ask, be beneficial to realize the design requirement that mobile device is portable, light and handy, slim, be those skilled in the art
Need the problem improved of constantly bringing forth new ideas.
Summary of the invention
Embodiments provide a kind of miniaturization NFC antenna, there is one-way transmission function, it is possible to increase
Strong communication distance and communication quality.
In view of this, first aspect present invention provides a kind of miniaturization NFC antenna, it may include:
This miniaturization NFC antenna includes organic matrix and slim magnetic medium；
Organic matrix includes the first organic board and the second organic board being oppositely arranged, the first organic board
Upper surface be provided with first antenna cabling and the second antenna cabling, the lower surface of the first organic board is provided with
Third antenna cabling, the upper surface of the second organic board is provided with the 4th antenna cabling；
Slim magnetic medium be clamped in the lower surface of the first organic board and the second organic board upper surface it
Between；
Organic matrix and slim magnetic medium are equipped with the first metallization via, the second metallization via
With the 3rd metallization via, the end of first antenna cabling is by the first metallization via and the 3rd day
The head end electrical connection of line cabling, the end of the 3rd cabling is walked by the second metallization via and the 4th antenna
The head end electrical connection of line, the end of the 4th antenna cabling is walked by the 3rd metallization via and the second antenna
The end electrical connection of line；
The head end of first antenna cabling and the first transmitting terminal connect, the head end of the second antenna cabling and second
Penetrate end to connect.
In conjunction with the first aspect of the embodiment of the present invention, in the first reality of the first aspect of the embodiment of the present invention
Executing in mode, first antenna cabling, the second antenna cabling and third antenna cabling are organic for being printed in first
Antenna cabling on sheet material；
4th antenna cabling is the antenna cabling being printed on the second organic board.
In conjunction with the first aspect of the embodiment of the present invention, or the first of the first aspect of the embodiment of the present invention is in fact
Execute mode, in the second embodiment of the first aspect of the embodiment of the present invention, the first organic board
Upper surface is printed with first line, and the lower surface of the second organic board is printed with the second circuit.
In conjunction with the first aspect of the embodiment of the present invention, the first of the first aspect of the embodiment of the present invention is implemented
Mode or the second embodiment, in the third embodiment of the first aspect of the embodiment of the present invention,
The shape size of third antenna cabling and the 4th antenna cabling is identical.
In conjunction with the first aspect of the embodiment of the present invention, the first of the first aspect of the embodiment of the present invention is implemented
Mode is to any one in the third embodiment, at the 4th kind of the first aspect of the embodiment of the present invention
In embodiment, the first organic board, the second organic board and slim magnetic medium are shape size phase
Same square plate.
In conjunction with the 4th kind of embodiment of the first aspect of the embodiment of the present invention, in the of the embodiment of the present invention
In the 5th kind of embodiment on the one hand, the panel size of the first organic board is less than or equal to 10 × 10
Millimeter；
The panel size of the second organic board is less than or equal to 10 × 10 millimeters；
The panel size of slim magnetic medium is less than or equal to 10 × 10 millimeters.
In conjunction with the first aspect of the embodiment of the present invention, the first of the first aspect of the embodiment of the present invention is implemented
Mode is to any one in the 5th kind of embodiment, at the 6th kind of the first aspect of the embodiment of the present invention
In embodiment, the thickness of the first organic board and the second organic board is 0.1 millimeter to 1 millimeter.
In conjunction with the first aspect of the embodiment of the present invention, the first of the first aspect of the embodiment of the present invention is implemented
Mode is to any one in the 6th kind of embodiment, at the 7th kind of the first aspect of the embodiment of the present invention
In embodiment, the thickness of slim magnetic medium is 0.1 millimeter to 1 millimeter.
Second aspect present invention provides a kind of mobile terminal, it may include the first aspect of above-described embodiment little
Type NFC antenna.
As can be seen from the above technical solutions, the embodiment of the present invention has the advantage that
The present embodiment provides a kind of miniaturization NFC antenna, organic matrix and slim magnetic can be included
Medium.Wherein, organic matrix can include the first organic board and the second organic board being oppositely arranged,
And first the upper surface of organic board can be provided with first antenna cabling and the second antenna cabling, first has
The lower surface of machine sheet material can be provided with third antenna cabling, and the upper surface of the second organic board can be provided with
Four antenna cablings；Slim magnetic medium is clamped in the lower surface of the first organic board and the second organic board
Between upper surface；Organic matrix and slim magnetic medium can be equipped with the first metallization via, second
Metallization via and the 3rd metallization via, thus the end of first antenna cabling can be by first
The head end of metallization via and third antenna cabling electricity electrically connects, and the end of the 3rd cabling can pass through the
The head end electrical connection of two metallization vias and the 4th antenna cabling, the end of the 4th antenna cabling can lead to
The end crossing the 3rd metallization via and the second antenna cabling electricity connects；Additionally, first antenna cabling
Head end can be connected with the first transmitting terminal, and the head end of the second antenna cabling and the second transmitting terminal connect.
It follows that lay antenna cabling on organic board, taking up room of antenna can be saved；Thin
The application of type magnetic medium can effectively strengthen inductance value, and preparation technology is simple；Turned on by metallization
Hole electrical connection antenna cabling, it is possible to reduce the winding area of antenna cabling, beneficially miniaturization NFC antenna
Slimming；Slim magnetic medium upper and lower is equipped with the antenna cabling of electrical connection, can strengthen communication distance
And communication quality.
Accompanying drawing explanation
Fig. 1 is one embodiment schematic diagram of embodiment of the present invention miniaturization NFC antenna；
Fig. 2 is the magnetic direction schematic diagram in embodiment of the present invention miniaturization NFC antenna cross section；
Fig. 3 is another embodiment schematic diagram of embodiment of the present invention miniaturization NFC antenna.
Detailed description of the invention
Embodiments provide a kind of miniaturization NFC antenna, there is one-way transmission function, it is possible to be real
Existing Miniaturization Design, and strengthen communication distance and communication quality.
In order to make those skilled in the art be more fully understood that the present invention program, real below in conjunction with the present invention
Execute the accompanying drawing in example, the technical scheme in the embodiment of the present invention be clearly and completely described, it is clear that
Described embodiment is only the embodiment of a present invention part rather than whole embodiments.Based on
Embodiment in the present invention, those of ordinary skill in the art are obtained under not making creative work premise
The every other embodiment obtained, all should belong to the scope of protection of the invention.
Term " first " in description and claims of this specification and above-mentioned accompanying drawing, " second ",
The (if present) such as " the 3rd ", " the 4th " is for distinguishing similar object, without being used for retouching
State specific order or precedence.Should be appreciated that the data of so use can be exchanged in the appropriate case,
So that the embodiments described herein can be real with the order in addition to the content except here illustrating or describe
Execute.Additionally, term " includes " and " having " and their any deformation, it is intended that cover not
Exclusive comprises, such as, contain series of steps or the process of unit, method, system, product or
Equipment is not necessarily limited to those steps or the unit clearly listed, but can include the most clearly listing
Or for intrinsic other step of these processes, method, product or equipment or unit.
For ease of understanding, below the miniaturization NFC antenna in the embodiment of the present invention is carried out the most detailed
Describing, refer to Fig. 1, one embodiment of embodiment of the present invention miniaturization NFC antenna includes:
This miniaturization NFC antenna can include organic matrix 1 and slim magnetic medium 2；
Organic matrix 1 includes the first organic board 101 and the second organic board 102 being oppositely arranged, first
The upper surface of organic board can be provided with first antenna cabling 1011 and the second antenna cabling 1012, and first
The lower surface of organic board can be provided with third antenna cabling 1013, the upper surface of the second organic board 102
The 4th antenna cabling 1021 can be provided with；
Slim magnetic medium 2 is clamped in lower surface and second organic board 102 of the first organic board 101
Upper surface between；
Organic matrix 1 and slim magnetic medium 2 are equipped with first metallization via the 3, second metallization and lead
Through hole 4 and the 3rd metallization via 5, the end of first antenna cabling 1011 is led by the first metallization
Through hole 3 electrically connects with the head end of third antenna cabling 1013, and the end of the 3rd cabling 1013 passes through second
Metallization via 4 electrically connects with the head end of the 4th antenna cabling 1021, the 4th antenna cabling 1021
End is electrically connected with the end of the second antenna cabling 1012 by the 3rd metallization via 5；
The head end of first antenna cabling 1011 and the first transmitting terminal connect, the head of the second antenna cabling 1012
End is connected with the second transmitting terminal.
Concrete, in actual applications, annexation based on described above, from figure 1 it appears that
Being equipped with antenna cabling in the two-layer up and down of slim magnetic medium, the antenna cabling of any one layer can be by extroversion
Spiral coiling, can be by the second metallization via 4 to another layer spiral shell from inside to outside behind center
Rotation shape coiling, is achieved in the magnetic direction superposition of two-layer antenna cabling.It should be noted that Fig. 1 institute
Show first antenna cabling the 1011, second antenna cabling 1012, third antenna cabling 1012 in embodiment
Position and shape can be other, the first metallization via 3, second metallize via 4 with
And the 3rd metallization via 5 position can also be other, the present embodiment is only using Fig. 1 as schematic diagram
It is illustrated.
It is understood that in the present embodiment, the first organic board 101 and second of organic matrix is organic
Sheet material 102 can be epoxy resin FR-4, it is also possible to is other type of organic board, such as double maleoyl
Imine modified cyanate resin BT, polyimide resin PI, slim magnetic medium 2 can be can bending soft
Matter magnetic material, does not limits.
In the present embodiment, by laying respectively on slim magnetic medium bilevel organic board surface
Triantennary cabling 1013 and the 4th antenna cabling 1021, it is possible to achieve third antenna cabling 1013 and the 4th
The magnetic direction superposition of antenna cabling 1021, is walked by third antenna cabling 1013 and the 4th antenna simultaneously
Slim magnetic medium 2 in the middle of line 1021 adds the inductance value of antenna in limited area, thus increases
The communication distance of strong miniaturization NFC antenna and communication quality；It addition, the design of metallization via,
Decrease the laying area of antenna cabling, save taking up room of antenna cabling, beneficially NFC antenna
Miniaturization Design；Additionally, the laying design of slim magnetic medium about 2 two-layer antenna cabling can make
Obtain this miniaturization NFC antenna and realize communication in the direction being perpendicular to antenna routing layer, and disclosure satisfy that small-sized
Change NFC antenna and realize the specific demand of one-way transmission function.
On the basis of the invention described above embodiment miniaturization NFC antenna, refer to Fig. 2, the present invention
Embodiment another embodiment of miniaturization NFC antenna includes:
First antenna cabling the 1011, second antenna cabling 1012 and third antenna cabling 1013 are for being printed in
Antenna cabling on first organic board 101；
4th antenna cabling 1021 is the antenna cabling being printed on the second organic board 102.
Concrete, in actual applications, first antenna cabling 1011, the second antenna cabling of described above
1012, third antenna cabling 1013 and the 4th antenna cabling 1021 can be distributed in the way of printing
On organic board, concrete technology can be:
1, pad pasting, the upper and lower surface of the first organic board 101 and the second organic board 102 all with Copper Foil,
The photosensitive dry film of chemical reaction can will be occurred to be respectively overlay in the first organic board special spectrum sensitivity
In the upper and lower surface of 101 and the upper surface of the second organic board 102；
2, exposure, posts on the first organic board 101 of photosensitive dry film and the second organic board 102 permissible
It is exposed after covering a sandwich circuit film again, the first organic board 101 and the second organic board 102
The photosensitive dry film part under the covering of the upper circuit film transparence in hardening；
3, development, uses such as sodium carbonate liquor to wash away the first organic board 101 and the second organic board 102
Upper unhardened photosensitive dry film, exposes the Copper Foil that need not photosensitive dry film protection；
4, etching, uses copper etching liquor to be etched the first organic board 101 and the second organic board 102,
Remove the Copper Foil exposed, present the antenna cabling under hardening dry film.
It is understood that first antenna cabling the 1011, second antenna cabling 1012 in the present embodiment,
The mode of printing of triantennary cabling 1013 and the 4th antenna cabling 1021 except the subtractive process of described above,
In actual applications, it is also possible to be addition process or semi-additive process, do not limit.
Further, as in figure 2 it is shown, so that third antenna cabling 1013 and the 4th antenna cabling 1021
The effective superposition of magnetic direction, the third antenna cabling 1013 in the present embodiment and the 4th antenna cabling
The shape size of 1021 can be identical, such as square helical form, circular helical form, does not does
Limit.It should be noted that third antenna cabling 1013 and the second antenna cabling 1021 in the present embodiment
The winding number of turns can be other winding number of turns in addition to Fig. 2 example, the present embodiment only using Fig. 2 as
Schematic diagram is illustrated.
The organic board being printed with antenna cabling based on described above, prepares miniaturization in the present embodiment
The concrete technology of NFC antenna can be:
1, choose and be printed with first antenna cabling the 1011, second antenna cabling 1012 and third antenna cabling
First organic board 101 of 1013, and it is printed with the second organic board of the 4th antenna cabling 1021
102；
2, with the first organic board 101, the side of slim magnetic medium the 2, second organic board 102 arrangement
Formula carries out stacking, and wherein, the first organic board 101 is printed with the one side of third antenna cabling 1013 and presses close to
The one side of slim magnetic medium 2, the second organic board 102 is printed with the one side of the 4th antenna cabling 1021
Press close to the another side of slim magnetic medium 2；
3, in the first organic board 101, slim magnetic medium 2 and the laminating of the second organic board 102
Place adds the adjuvants such as such as PP glue, uses heat pressing process, these three material carries out lamination and engages, obtain
Integrative-structure；
4, lamination is engaged the integrative-structure obtained and carry out through hole process so that first antenna cabling 1011,
The first and last end of the second antenna cabling 1012, third antenna cabling 1013 and the 4th antenna cabling 1021 can
To be attached by through hole based on practical situation；
5, through hole is carried out conducting process of metallizing, such as copper plating treatment so that first antenna cabling 1011,
The first and last end of the second antenna cabling 1012, third antenna cabling 1013 and the 4th antenna cabling 1021 can
To carry out substantial connection by through hole, after i.e. passing through to connect, an overall antenna can be become
Wiring structure.
It is understood that the metallization conducting of through hole processes except the copper facing of described above in the present embodiment
Outside process, it is also possible to use the plating solution of other conductive material, as silver-plated, as long as each antenna cabling can
Realize electrically connecting by this metallization via, do not limit.
It should be noted that the present embodiment only with said one example illustrate first antenna cabling 1011,
Second antenna cabling 1012, third antenna cabling 1013 are laid in the first organic board 101, and the 4th
Antenna cabling 1021 is laid in the concrete mode on the second organic board 102, in actual applications, also may be used
Carrying out the laying of each antenna cabling in the way of employing such as transfers silk-screen layer, concrete mode does not limits
Fixed.
Further, in the preparation technology of described above, in order to preferably to the first organic board
101, slim magnetic medium the 2, second organic board 102 carries out lamination joint, in the present embodiment, first
Organic board the 101, second organic board 102 and slim magnetic medium 2 can be that shape size is identical
Square plate, it is to be understood that in actual applications, first organic board the 101, second organic plates
The shape of material 102 and slim magnetic medium 2 can also is that other, such as circular flat board, the most not
Limit.
Concrete, in actual applications, in the present embodiment, the panel size of the first organic board 101 is permissible
For less than or equal to 10 × 10 millimeters；The panel size of the second organic board 102 may be less than or equal to 10
× 10 millimeters；The panel size of slim magnetic medium 2 can be less than or equal to 10 × 10 millimeters.Need
Illustrate, the first organic board the 101, second organic board 102 and flat board of slim magnetic medium 3
Size can be to be determined, if radius is 5 millimeters by other true form demand based on Miniaturization Design
Circular flat board, does not limits.
The beneficial effect illustrated based on above-described embodiment, in the present embodiment, first antenna cabling 1011,
Two antenna cablings 1012, third antenna cabling 1013 and the 4th antenna cabling 1021 are specifically with the side of printing
Formula is laid in the surface of organic board, and preparation technology is simple, it is possible to reduce the use of raw materials for production, reduces
Production cost, between each antenna cabling be connected by metallize via, be possible not only to be prevented effectively from friendship
Wrong connection, it is also possible to overcome the shortcoming that NFC antenna volume is thickening, be conducive to using this miniaturization NFC
The slimming design of the mobile device of antenna.
On the basis of the invention described above embodiment miniaturization NFC antenna, refer to Fig. 3, the present invention
Embodiment another embodiment of miniaturization NFC antenna includes:
The upper surface of the first organic board 101 can be printed with first line 1014, the second organic board 102
Lower surface can be printed with the second circuit 1022.It should be noted that in actual applications, this enforcement
In example, the form and dimension of first line 1014 and the second circuit 1022 can be that other is based on practical situation
Laying, the present embodiment is only illustrated using Fig. 3 as schematic diagram.
Concrete, in actual applications, due to the Fine design such as dainty, slimming of mobile device,
In near-field communication, NFC antenna, as the critical elements in wireless transmitting system in mobile device, needs
Want can other device of high integration, such that it is able to the first organic board 101 upper surface print first
Circuit 1014, the lower surface of the second organic board 102 prints the second circuit 1022.It is understood that
The printing of this first line 1014 and the second circuit 1022 can also be by the patch of above-described embodiment explanation
Film, the technological process exposing, develop and etching,
It should be noted that first line 1014 and the mode of printing of the second circuit 1022 in the present embodiment
Except the subtractive process of described above, in actual applications, it is possible to use addition process or semi-additive process, tool
Body does not limits.
Further, in the present embodiment, the thickness of the first organic board 101 and the second organic board 102 can
Think 0.1 millimeter to 1 millimeter, disclosure satisfy that each strip antenna cabling and the laying of each bar circuit, slim
The thickness of magnetic medium can also be 0.1 millimeter to 1 millimeter, can ensure that magnetic while meeting miniaturization
Conductance.
The beneficial effect illustrated based on above-described embodiment, in the present embodiment, the first organic board 101 and
Two organic boards 102 can also lay first line 1014 and the second circuit 1022 respectively, effectively utilizes existing
Some spaces, are satisfied with the layout of other related device, it is achieved use the equipment of miniaturization NFC antenna
The densification of high integration, beneficially equipment processes, additionally, first organic board the 101, second organic plates
Material 102 and the thickness of slim magnetic medium 3 and platen area can be adjusted in certain scope,
Disclosure satisfy that the different demands of miniaturization NFC antenna, reach effective near-field communication quality, become more meticulous
The purpose of design of mini-plant.
The mobile terminal that the present embodiment provides, by arranging the miniaturization NFC in any of the above-described embodiment
Antenna, thus there are all beneficial effects that miniaturization NFC antenna is had, do not repeat them here.
Those skilled in the art is it can be understood that arrive, for convenience and simplicity of description, and this explanation
In book, each embodiment uses the mode gone forward one by one to describe, and what each embodiment stressed is real with other
Executing the difference of example, between each embodiment, identical similar portion sees mutually.
In several embodiments provided herein, it should be understood that above example is only in order to illustrate
Technical scheme, is not intended to limit；Although the present invention having been carried out in detail with reference to previous embodiment
Thin explanation, it will be understood by those within the art that: it still can be to foregoing embodiments institute
The technical scheme recorded is modified, or wherein portion of techniques feature is carried out equivalent；And these
Amendment or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technical scheme
Spirit and scope.
Claims (9)
1. a miniaturization NFC antenna, described NFC antenna includes organic matrix and slim magnetic medium,
It is characterized in that,
Described organic matrix includes the first organic board and the second organic board being oppositely arranged, described first
The upper surface of organic board is provided with first antenna cabling and the second antenna cabling, described first organic board
Lower surface be provided with third antenna cabling, the upper surface of described second organic board is provided with the 4th antenna cabling；
Described slim magnetic medium is clamped in the described lower surface and described second of described first organic board to be had
Between the described upper surface of machine sheet material；
Described organic matrix and described slim magnetic medium are equipped with the first metallization via, the second metal
Changing via and the 3rd metallization via, the end of described first antenna cabling passes through described first metal
Changing via to electrically connect with the head end of described third antenna cabling, the end of described 3rd cabling is by described
Second metallization via electrically connects with the head end of described 4th antenna cabling, described 4th antenna cabling
End is electrically connected with the end of described second antenna cabling by described 3rd metallization via；
The head end of described first antenna cabling and the first transmitting terminal connect, the head end of described second antenna cabling
It is connected with the second transmitting terminal.
Miniaturization NFC antenna the most according to claim 1, it is characterised in that described first day
Line cabling, the second antenna cabling and third antenna cabling are the antenna being printed on described first organic board
Cabling；
4th antenna cabling is the antenna cabling being printed on described second organic board.
Miniaturization NFC antenna the most according to claim 1 and 2, it is characterised in that described
The described upper surface of one organic board is printed with first line, the lower surface printing of described second organic board
There is the second circuit.
Miniaturization NFC antenna the most according to claim 1 and 2, it is characterised in that described
Triantennary cabling is identical with the shape size of described 4th antenna cabling.
Miniaturization NFC antenna the most according to claim 1 and 2, it is characterised in that described
One organic board, described second organic board and described slim magnetic medium are that shape size is identical just
Square plate.
Miniaturization NFC antenna the most according to claim 5, it is characterised in that described first has
The panel size of machine sheet material is less than or equal to 10 × 10 millimeters；
The panel size of described second organic board is less than or equal to 10 × 10 millimeters；
The panel size of described slim magnetic medium is less than or equal to 10 × 10 millimeters.
Miniaturization NFC antenna the most according to claim 1 and 2, it is characterised in that described
The thickness of one organic board and described second organic board is 0.1 millimeter to 1 millimeter.
Miniaturization NFC antenna the most according to claim 1 and 2, it is characterised in that described thin
The thickness of type magnetic medium is 0.1 millimeter to 1 millimeter.
9. a mobile terminal, it is characterised in that include as according to any one of claim 1 to 7
Miniaturization NFC antenna.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610227590.0A CN105914455B (en) | 2016-04-13 | 2016-04-13 | A kind of miniaturization NFC antenna and mobile terminal |
| PCT/CN2016/085795 WO2017177532A1 (en) | 2016-04-13 | 2016-06-15 | Miniaturized nfc antenna and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610227590.0A CN105914455B (en) | 2016-04-13 | 2016-04-13 | A kind of miniaturization NFC antenna and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105914455A true CN105914455A (en) | 2016-08-31 |
| CN105914455B CN105914455B (en) | 2019-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610227590.0A Active CN105914455B (en) | 2016-04-13 | 2016-04-13 | A kind of miniaturization NFC antenna and mobile terminal |
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| Country | Link |
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| CN (1) | CN105914455B (en) |
| WO (1) | WO2017177532A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109146044A (en) * | 2017-06-28 | 2019-01-04 | 环球娱乐株式会社 | non-contact information medium and its manufacturing method |
| CN109390681A (en) * | 2017-08-08 | 2019-02-26 | 波音公司 | Structure stacked antenna designs and manufactures |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1639911A (en) * | 2002-01-17 | 2005-07-13 | 三菱麻铁里亚尔株式会社 | Antenna for reader/writer and reader/writer having the antenna |
| CN202009072U (en) * | 2011-02-25 | 2011-10-12 | 比亚迪股份有限公司 | Near field communication antenna |
| US8256684B2 (en) * | 2005-06-14 | 2012-09-04 | Sony Chemical & Information Device Corporation | Antenna apparatus |
| CN102663486A (en) * | 2012-04-04 | 2012-09-12 | 上海祯显电子科技有限公司 | Miniature intelligent label |
| CN103825100A (en) * | 2014-03-12 | 2014-05-28 | 深圳市麦捷微电子科技股份有限公司 | Antenna and radio frequency identification (RFID) module |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103050779B (en) * | 2013-01-24 | 2015-10-28 | 青岛歌尔声学科技有限公司 | A kind of NFC antenna and manufacture method thereof and a kind of NFC communication equipment |
| CN203660047U (en) * | 2013-11-25 | 2014-06-18 | 上海德门电子科技有限公司 | Three-dimensional NFC antenna |
| US20160079670A1 (en) * | 2014-09-12 | 2016-03-17 | Sony Corporation | Wireless electronic devices including flexible magnetic material that extends through openings of a printed circuit board |
-
2016
- 2016-04-13 CN CN201610227590.0A patent/CN105914455B/en active Active
- 2016-06-15 WO PCT/CN2016/085795 patent/WO2017177532A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1639911A (en) * | 2002-01-17 | 2005-07-13 | 三菱麻铁里亚尔株式会社 | Antenna for reader/writer and reader/writer having the antenna |
| US8256684B2 (en) * | 2005-06-14 | 2012-09-04 | Sony Chemical & Information Device Corporation | Antenna apparatus |
| CN202009072U (en) * | 2011-02-25 | 2011-10-12 | 比亚迪股份有限公司 | Near field communication antenna |
| CN102663486A (en) * | 2012-04-04 | 2012-09-12 | 上海祯显电子科技有限公司 | Miniature intelligent label |
| CN103825100A (en) * | 2014-03-12 | 2014-05-28 | 深圳市麦捷微电子科技股份有限公司 | Antenna and radio frequency identification (RFID) module |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109146044A (en) * | 2017-06-28 | 2019-01-04 | 环球娱乐株式会社 | non-contact information medium and its manufacturing method |
| CN109146044B (en) * | 2017-06-28 | 2021-12-31 | 环球娱乐株式会社 | Non-contact information medium and method for manufacturing the same |
| CN109390681A (en) * | 2017-08-08 | 2019-02-26 | 波音公司 | Structure stacked antenna designs and manufactures |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017177532A1 (en) | 2017-10-19 |
| CN105914455B (en) | 2019-07-23 |
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