CN102376008A - Memory element with radio identification function and portable electronic device - Google Patents
Memory element with radio identification function and portable electronic device Download PDFInfo
- Publication number
- CN102376008A CN102376008A CN201010265941XA CN201010265941A CN102376008A CN 102376008 A CN102376008 A CN 102376008A CN 201010265941X A CN201010265941X A CN 201010265941XA CN 201010265941 A CN201010265941 A CN 201010265941A CN 102376008 A CN102376008 A CN 102376008A
- Authority
- CN
- China
- Prior art keywords
- antenna
- identification function
- portable electronic
- semiconductor package
- substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Credit Cards Or The Like (AREA)
- Near-Field Transmission Systems (AREA)
Abstract
The invention discloses a memory element with a radio identification function and a portable electronic device. The memory element with a radio identification function is arranged in the portable electronic device, and comprises a semiconductor packaging component and a magnetic component, wherein the semiconductor packaging component comprises a substrate, a semiconductor chip, an antenna and a packaging colloid, the semiconductor chip is arranged on the substrate, the antenna is arranged on the substrate and electrically connected with the semiconductor chip, and the semiconductor chip is wrapped with the packaging colloid; the magnetic component is arranged on one side of the semiconductor packaging component opposite to the substrate and the antenna, so that the magnetic component and the antenna are separated by the packaging colloid; and the projected area of the magnetic component on the substrate is an area for covering the antenna so as to guide electromagnetic waves emitted by the antenna in a particular direction, therefore, the magnetic force of the antenna in the particular direction is enhanced, so that the magnetic force in the particular direction can penetrate a thicker shell so as to provide sufficient magnetic to enable an induction chip to achieve an effect of induction, and a mobile phone has a password card function.
Description
Technical field
The present invention relates to a kind of memory cell, relate in particular to a kind of portable electronic devices that is provided with the memory cell with wireless identification function of magnetic part and comprises this element with wireless identification function.
Background technology
Along with the progress of science and technology, the electronic demand in the daily life is also increasing, for example: and mobile phone, stored value card, induction visa card etc., and for reaching the hommization demand, electronic product is multi-functional for trend, for example: the 3G mobile phone; Therefore, then inducing function is integrated on the electronic product like mobile phone, so that this mobile phone has the function of stored value card and visa card.
See also Figure 1A, Figure 1B and Fig. 2, wherein, Figure 1A is an existing mobile phone 1, and Figure 1B system is existing visa card 2, for example EasyCard; As shown in Figure 2; This visa card 2 has a substrate 200; This substrate 200 is provided with the chip 20 with wireless identification function; Radio in order to sensitive device (Reader) emission involves the antenna 203 that electrically connects this chip 20, coats this substrate 200, chip 20 and antenna 203 with packing colloid 204 again.Because the thickness d of the housing 2a of this visa card 2 is enough thin, make these chip 20 runnings and by antenna 203 send penetrate this visa card 2 housing 2a electromagnetic wave with the respond to device, and then carry out data access or identification identity.
If desire is integrated into this mobile phone 1 with this function with chip 20 of wireless identification function, the simplest directly mode is this chip 20 with wireless identification function to be located on the circuit board of this mobile phone 1 get final product.Yet; Because of the thickness h of the housing 1a of this mobile phone 1 thickness d much larger than the housing 2a of this visa card 2; And because of this antenna that has in the chip of wireless identification function is to send electromagnetic wave with diffusion mode; Cause this electromagnetic wave to be difficult to concentrate the housing 1a that penetrates this mobile phone 1, cause the magnetic flux of the housing 1a that penetrates this mobile phone 1 not enough, thereby can't effectively carry out induction work with chip of wireless identification function.
Therefore, how to overcome the bottleneck of prior art, make portable electronic devices effectively have the function of induction, become the problem of desiring most ardently solution at present in fact.
Summary of the invention
Technical matters to be solved by this invention is, a kind of memory cell with wireless identification function is provided, and supplies to be located in the portable electronic devices, makes portable electronic devices effectively have the function of induction.
To achieve these goals; The present invention provides a kind of memory cell with wireless identification function; Confession is located in the portable electronic devices; This memory cell comprises: semiconductor package part and magnetic part, this semiconductor package part comprise substrate, be located at this suprabasil semi-conductor chip, be located in this substrate and antenna that electrically connects with this semi-conductor chip and the packing colloid that coats this semi-conductor chip; This magnetic part is located at the side with respect to this substrate and antenna of this semiconductor package part, so that be separated with this packing colloid between between this magnetic part and the antenna, and this magnetic part is surrounded area in this suprabasil projected area by this antenna of covering.In the aforesaid memory cell with wireless identification function, this semi-conductor chip comprises memory body integrated circuit and wireless identification integrated circuit.In addition, this semiconductor package part comprises the control chip that electrically connects this semi-conductor chip again, and this control chip can be embedded in packing colloid, also can be located at outside the packing colloid.
In practical implementation, this semiconductor package part has the earthed surface that is positioned at this base side and relative action face, and this magnetic part is located at this action face side.In another specific embodiment, this magnetic part is located on this semiconductor package part.Particularly, because of this semiconductor package part has the earthed surface that is positioned at base side and relative action face, this magnetic part is located on the semiconductor package part of this action face side.
In addition, this antenna can be located at outside the packing colloid, and perhaps this packing colloid also coats this antenna.
To achieve these goals, the present invention also discloses a kind of portable electronic devices, comprising: housing, circuit board and above-mentioned memory cell with wireless identification function, and circuit board is located in this housing; Memory cell with wireless identification function is located on this circuit board, and wherein, this semiconductor package part has antenna, and this magnetic part guiding electromagnetic wave that this antenna sent is towards specific direction.
The memory cell of tool wireless identification function of the present invention and portable electronic devices with this memory cell; Strengthen the electromagnetic energy of this antenna by this magnetic part at specific direction; Make the electromagnetic radiation of specific direction be able to penetrate than thick shell; And have sufficient magnetic flux, so that this induction chip reaches the effect of induction, and can reach the purpose that portable electronic devices has functions such as visa card, stored value card.
Describe the present invention below in conjunction with accompanying drawing and specific embodiment, but not as to qualification of the present invention.
Description of drawings
Figure 1A is the schematic perspective view of existing mobile phone;
Figure 1B is the schematic perspective view of existing visa card;
Fig. 2 is the diagrammatic cross-section of existing visa card;
Fig. 3 A, Fig. 3 B and Fig. 3 C are for showing that the present invention has the diagrammatic cross-section of the memory cell of wireless identification function;
Fig. 4 A and Fig. 4 B have the vertical view of the memory cell of wireless identification function for showing the present invention;
Fig. 5 is for showing the schematic perspective view of portable electronic devices of the present invention.
Wherein, Reference numeral
1 mobile phone
1a, 2a housing
2 visa cards
20 chips
200 substrates
The memory cell of 3 tool wireless identification functions
203,303 antennas
204,304 packing colloids
30 semiconductor package parts
The 30a earthed surface
The 30b action face
300 substrates
301 semi-conductor chips
302 control chips
31 magnetic parts
4 portable electronic devices
41 housings
43 circuit boards
S magnetic flux
D, h thickness
Embodiment
Below by particular specific embodiment embodiment of the present invention is described, those skilled in the art can understand other advantage of the present invention and effect easily by the content that this instructions disclosed.
Notice; The appended graphic structure that illustrates of this instructions, ratio, size etc.;,, be not all in order to limit the enforceable qualifications of the present invention for those skilled in the art's understanding and reading only in order to cooperate the content that instructions disclosed; Event is the technical essential meaning of tool not; The adjustment of the modification of any structure, the change of proportionate relationship or size not influencing under effect that the present invention can produce and the purpose that can reach, all should still drop on disclosed technology contents and get in the scope that can contain.Simultaneously; That is quoted in this instructions reaches terms such as " sides " like " upper and lower ", " inside and outside ", " one "; Also be merely be convenient to narrate clear, but not in order to limit the enforceable scope of the present invention, the change of its relativeness or adjustment; Under no essence change technology contents, when also being regarded as the enforceable category of the present invention.
See also Fig. 3 A, Fig. 3 B and Fig. 4 A, be a kind of memory cell 3 with wireless identification function that the present invention discloses, supply to be located in the portable electronic devices, have inducing function to make this portable electronic devices, for example mobile phone has the function of EasyCard.The memory cell 3 of described tool wireless identification function comprises: semiconductor package part 30 and magnetic part 31.
Described semiconductor package part 30 has a substrate 300; This substrate 300 is provided with semi-conductor chip 301, control chip 302 and electrically connects the antenna 303 of this semi-conductor chip 301 and control chip 302; And the packing colloid 304 that coats this semi-conductor chip 301; Wherein, be located in this substrate 300 like the antenna 303 of coil and electrically connect to produce magnetic by electricity with this semi-conductor chip 301.
Described magnetic part 31 is located at the side with respect to this substrate 300 and antenna 303 of this semiconductor package part 30; So that be separated with this packing colloid 304 between between this magnetic part 31 and the antenna 303, and this magnetic part 31 303 on this antenna of projected area covering in this substrate 300 surrounds area.In addition, magnetic part 31 is oxidation magnet (Ferrite), and it is a kind of hard sintered article, special economy and durability; This oxidation magnet can be by iron oxide (Fe
2O
3), barium carbonate (BaCo
3) or strontium carbonate (SrCo
3) wait metal powder to process, this oxidation magnet such as can be divided at side's property magnet (Isotropic Magnet), and anisotropy magnet (Anisotropic Magnet) again, and this anisotropy magnet is divided into dry type and wet type again.
During work, this magnetic part 31 is concentrated towards specific direction in order to guide this electromagnetic wave that antenna 303 is sent, and with the magnetic energy of the specific direction that strengthens this antenna 303 and increase the magnetic flux S of specific direction, makes this semi-conductor chip 301 be easy to receiving and transmitting signal.
Shown in Fig. 3 A; This semiconductor package part 30 has the earthed surface 30a that is positioned at these substrate 300 sides and relative action face 30b; And this magnetic part 31 is located at this action face 30b side; Know clearly it, this magnetic part 31 is embedded in packing colloid 304, surrounds area as long as the projected area of this magnetic part 31 in this substrate 300 hides 303 on this antenna.
In another specific embodiment shown in Fig. 3 B; This magnetic part 31 is located on these semiconductor package part 30 outer surfaces, because this semiconductor package part 30 has the earthed surface 30a that is positioned at these substrate 300 sides and relative action face 30b, so; Particularly; In the present embodiment, this magnetic part 31 is located on the semiconductor package part 30 of this action face 30b side, and 304 coatings of non-encapsulated colloid.Shown in Fig. 3 A and Fig. 3 B; This packing colloid 304 coats this antenna 303; In another specific embodiment shown in Fig. 3 C; This antenna 303 can be located at the packing colloid outside, and packing colloid 304 then only coats this semi-conductor chip 301, but it should be noted that the projected area of this magnetic part 31 in this substrate 300 hides 303 on this antenna and surround area to increase magnetic flux S.
On the other hand; Semi-conductor chip with memory cell of wireless identification function of the present invention comprises memory body integrated circuit and wireless identification integrated circuit, and wherein, this wireless identification integrated circuit can be radio-frequency discriminating circuit (Radio-frequency identification (RFID) circuit); And but this memory body integrated circuit and wireless identification integrated circuit Horizontal Integration are in this substrate; For example, memory body chip and wireless identification chip are connect place in this substrate respectively, also or can be arranged in this substrate 300 with mutual storehouse mode by single semiconductor technology; Because to connect the mode of putting chip is not emphasis of the present invention, thus not this paper and graphic in give unnecessary details.
Because control chip 302 is not in order to the induction wireless electric wave, is with shown in Fig. 4 B, the control chip 302 with memory cell of wireless identification function of the present invention can be located at antenna 303 peripheries like coil, but still needs to electrically connect with semi-conductor chip 301.
In another embodiment shown in Figure 5, the present invention also discloses a kind of portable electronic devices 4, comprising: housing 41; Circuit board 43 is located in this housing 41; And be located at the memory cell 3 with wireless identification function of the present invention on this circuit board 43, wherein, this semiconductor package part 30 has antenna 303 with the induction wireless electric wave.Aforesaid portable electronic devices 4 is not limited to visa card as shown in the figure or smart card, for example also can be: the mobile phone (mobile phone) 1 shown in PDA (individual processor), digital camera, notebook computer or Figure 1A.
In sum; Portable electronic devices of the present invention and chip memory card thereof; By on semiconductor package part, setting up magnetic part; The electromagnetic wave that is sent with enhance antenna is able to penetrate than thick shell, makes the magnetic flux with abundance make this induction chip be able to induction, effectively reaches the purpose that portable electronic devices has functions such as visa card, stored value card.
Certainly; The present invention also can have other various embodiments; Under the situation that does not deviate from spirit of the present invention and essence thereof; Those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (10)
1. the memory cell with wireless identification function supplies to be located in the portable electronic devices, it is characterized in that this memory cell comprises:
Semiconductor package part comprises substrate, is located at this suprabasil semi-conductor chip, is located in this substrate and antenna that electrically connects with this semi-conductor chip and the packing colloid that coats this semi-conductor chip; And
Magnetic part is located at the side with respect to this substrate and antenna of this semiconductor package part, so that be separated with this packing colloid between between this magnetic part and the antenna, and this magnetic part is surrounded area in this suprabasil projected area by this antenna of covering.
2. the memory cell with wireless identification function according to claim 1 is characterized in that, this semiconductor package part has the earthed surface that is positioned at this base side and relative action face.
3. the memory cell with wireless identification function according to claim 2 is characterized in that, this magnetic part is located at this action face side.
4. the memory cell with wireless identification function according to claim 1 is characterized in that, this magnetic part is located on this semiconductor package part outer surface.
5. the memory cell with wireless identification function according to claim 4 is characterized in that, this semiconductor package part has the earthed surface that is positioned at base side and relative action face, and this magnetic part is located on the semiconductor package part of this action face side.
6. the memory cell with wireless identification function according to claim 1 is characterized in that this packing colloid also coats this antenna.
7. a portable electronic devices is characterized in that, comprising:
Housing;
Circuit board is located in this housing; And
Memory cell with wireless identification function as claimed in claim 1 is located on this circuit board.
8. portable electronic devices according to claim 7 is characterized in that, this semiconductor package part has the earthed surface that is positioned at this base side and relative action face, and this magnetic part is located at this action face side.
9. portable electronic devices according to claim 7 is characterized in that, this semiconductor package part has the earthed surface that is positioned at base side and relative action face, and this magnetic part is located on the semiconductor package part of this action face side.
10. portable electronic devices according to claim 7 is characterized in that this packing colloid also coats this antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010265941XA CN102376008A (en) | 2010-08-25 | 2010-08-25 | Memory element with radio identification function and portable electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010265941XA CN102376008A (en) | 2010-08-25 | 2010-08-25 | Memory element with radio identification function and portable electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102376008A true CN102376008A (en) | 2012-03-14 |
Family
ID=45794579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010265941XA Pending CN102376008A (en) | 2010-08-25 | 2010-08-25 | Memory element with radio identification function and portable electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102376008A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564418A (en) * | 2020-07-13 | 2020-08-21 | 甬矽电子(宁波)股份有限公司 | IC radio frequency packaging structure manufacturing method and IC radio frequency packaging structure |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1581218A (en) * | 2003-08-01 | 2005-02-16 | 三星Techwin株式会社 | Smart label and manufacturing method thereof |
| CN101010684A (en) * | 2004-10-13 | 2007-08-01 | 凸版资讯股份有限公司 | Noncontact IC label and method and apparatus for manufacturing the same |
-
2010
- 2010-08-25 CN CN201010265941XA patent/CN102376008A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1581218A (en) * | 2003-08-01 | 2005-02-16 | 三星Techwin株式会社 | Smart label and manufacturing method thereof |
| CN101010684A (en) * | 2004-10-13 | 2007-08-01 | 凸版资讯股份有限公司 | Noncontact IC label and method and apparatus for manufacturing the same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564418A (en) * | 2020-07-13 | 2020-08-21 | 甬矽电子(宁波)股份有限公司 | IC radio frequency packaging structure manufacturing method and IC radio frequency packaging structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9786989B2 (en) | Antenna and portable electronic instrument for use in near field communication | |
| KR101163574B1 (en) | Electromagnetic waves absorber for both radio frequency identification and wireless charging, wireless antenna for both radio frequency identification and wireless charging including the same, and manufacturing method thereof | |
| US8517280B2 (en) | IC card | |
| CN101256638B (en) | Electronic device with communication capability | |
| CN102158572B (en) | Data communication apparatus | |
| US20090159657A1 (en) | Contactless integrated circuit card system | |
| CN101346853A (en) | Antenna built-in module, card type information device and methods for manufacturing them | |
| CN103219579A (en) | Novel near field communication (NFC) antenna structure | |
| TWM459635U (en) | Receiving end elements for near field communication and receiving device comprising the same | |
| JP2011103533A (en) | Booster, rfid system, and wireless communication device | |
| US7053854B2 (en) | Device for shielding a transponder, method for producing a corresponding shielding and transponder provided with said shielding | |
| US20110317355A1 (en) | Memory Device Having Wireless Recognition Function and a Portable Electronic Apparatus Integrating the Same | |
| CN205946318U (en) | Circuit board and electronic equipment with NFC antenna and bluetooth antenna | |
| CN103051752B (en) | Active coding and decoding mobile phone smart card with built-in sensing antenna | |
| CN105449339B (en) | A kind of three-dimensional antenna and its electronic equipment and application method of application | |
| CN105684215B (en) | Antenna assembly and electronic equipment | |
| TW201526384A (en) | Antenna device and electronic instrument | |
| CN102376008A (en) | Memory element with radio identification function and portable electronic device | |
| TWI542071B (en) | External card and memory card with dual sensor antenna structure | |
| CN215008553U (en) | NFC antenna structure, screen assembly and terminal equipment | |
| CN203039768U (en) | Cellphone casing embedded with intelligent card | |
| CN204256770U (en) | The composite structure of a kind of smart card and battery of mobile terminal | |
| CN204315708U (en) | Mobile terminal | |
| CN102938089A (en) | Near field communication (NFC) tag antenna | |
| CN203414989U (en) | Intelligent storage card and system thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120314 |