CN209170059U - Wireless device - Google Patents
Wireless device Download PDFInfo
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- CN209170059U CN209170059U CN201821838005.1U CN201821838005U CN209170059U CN 209170059 U CN209170059 U CN 209170059U CN 201821838005 U CN201821838005 U CN 201821838005U CN 209170059 U CN209170059 U CN 209170059U
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Abstract
Present disclose provides a kind of wireless device, including a coil block, coil block includes a first coil, one second coil, one first contact, one second contact and a third contact.Second coil is configuration to be series at the first coil.First contact is configured to be connected to a first end of first coil.Second contact is configuration to be connected between first coil and the second coil.Third contact is configured to be connected to a second end of the second coil.First contact, first coil and the second contact form one first circuit loop, and the first contact, first coil, the second coil and third contact form a second circuit circuit.
Description
Technical field
This disclosure relates to a kind of wireless device, in particular to a kind of wireless device at least two sandwich circuits.
Background technique
With the development of science and technology, many electronic devices (such as tablet computer or smart mobile phone) all have wireless charging now
Function.Electronic device can be placed in a wireless charging transmitting terminal by user, so that the wireless charging in electronic device
Receiving end generates electric current in the way of electromagnetic induction method or electromagentic resonance to charge the battery.Just due to wireless charging
Benefit, so that the electronic device with wireless charging module is also gradually liked by masses.
In general, wireless charging device all can include a magnetic conductivity substrate, a coil is carried.Wherein, when coil is logical
Electricity and operate in a wireless charging mode either a wireless communications mode when, magnetic conductivity substrate can make coil issue magnetic
The line of force is more concentrated, to obtain better efficiency.However, the winding mode of existing coil and being unable to satisfy for wireless device
Various requirement, such as need preferably to charge, communication efficiency and smaller thickness.
Therefore, the wireless device that can meet the various demands of user how is designed, is worth discussion and solution now
Project.
Utility model content
In view of this, the disclosure proposes a kind of wireless device, to solve the above problem.
Embodiment of the disclosure provides a kind of wireless device, including a coil block, and coil block includes a First Line
Circle, one second coil, one first contact, one second contact and a third contact.Second coil is configuration to be series at first
Coil.First contact is configured to be connected to a first end of first coil.Second contact is configuration to be connected to first coil
And second between coil.Third contact is configured to be connected to a second end of the second coil.First contact, first coil with
And second contact form one first circuit loop, and the first contact, first coil, the second coil and third contact form one
Second circuit circuit.
According to some embodiments of the disclosure, the operation of the first circuit loop is in a near-field communication frequency band, and second circuit returns
Dataway operation is a transmitting terminal or a receiving end for power transmission.
According to some embodiments of the disclosure, the second coil surrounds a part of first coil.
Embodiment of the disclosure provides a kind of wireless device, including a first coil.First coil includes one first gold medal
Belong to conducting wire and one second plain conductor.First plain conductor is to be set to one first plane, has one first helical structure.The
Two plain conductors are to be set to one second plane, have one second helical structure, and the second plain conductor is electrically connected first
Plain conductor.First plain conductor continuously extends with the second plain conductor.
According to some embodiments of the disclosure, wireless device further includes a connection piece, is set to a third plane, and connect
Part is electrically connected at the first end of first coil.
According to some embodiments of the disclosure, third plane is between the first plane and the second plane.
According to some embodiments of the disclosure, the first plain conductor is parallel to the second plain conductor.
According to some embodiments of the disclosure, wireless device further includes multiple metal connecting pieces, is set to around connector, with
It is electrically connected the first, second plain conductor.
According to some embodiments of the disclosure, wireless device further includes one first separation unit and one second separation unit.First
Separation unit is set between the two adjacent rings of the first plain conductor.Second separation unit is be set to the second plain conductor adjacent
Between two circles.First plain conductor have one first angled section, the second plain conductor have one second angled section, first point
The second plain conductor is electrically connected at by a feed-through assembly and the second angled section from portion, and the second separation unit pass through it is another
Feed-through assembly and the first angled section are electrically connected at the first plain conductor.
According to some embodiments of the disclosure, wireless device, wherein further including a plurality of quasi- metallike conducting wire, it is flat to be set to first
Face, and adjacent to a first terminal contact and a second terminal contact.Furthermore these quasi- metallike conducting wires are electrically only each other
It is vertical.
According to some embodiments of the disclosure, wireless device further includes a metal blocks, is set to the first plane, and these
Quasi- metallike conductor loop is around metal blocks and electrically independent with metal blocks.
According to some embodiments of the disclosure, wireless device further includes that an at least electronic component and a plurality of quasi- metallike are led
Line.Electronic component is to be set to the second plane.The position that a plurality of quasi- metallike conducting wire corresponds to electronic component is set to first
Plane.
According to some embodiments of the disclosure, the outmost turns of the width of the innermost circle of the first helical structure compared with the first helical structure
Width it is narrow.
According to some embodiments of the disclosure, the first helical structure has a mesosphere, is set to innermost circle and outmost turns
Between, one first slit is wherein formed on mesosphere, mesosphere is divided into a left side and a right side by the first slit,
And the width of left side or right side is less than the width of the innermost circle of the first helical structure.
According to some embodiments of the disclosure, the first helical structure is cumulative by the width of interior circle each outwardly.
According to some embodiments of the disclosure, the first plain conductor includes multiple linear sections and multiple curved sections, and
And the width of each curved section is greater than the width for the linear section being connected
According to some embodiments of the disclosure, the first plain conductor has multiple slits, is respectively formed in these curved sections
On.
According to some embodiments of the disclosure, the first plain conductor is with the second plain conductor around contrary.
The disclosure provides a kind of wireless device, including a coil unit.In some embodiments, coil unit may include one
First coil and one second coil, first coil is series at the second coil, and first coil is to be connected to one first contact
And one second contact, and the second coil is to be connected to the second contact and third contact, implies that the second contact is connected to first
Between coil and the second coil.
Therefore the first contact, first coil and the second contact can form one first circuit loop, and the first contact, first
Coil, the second coil and third contact can form a second circuit circuit.Wherein, the first circuit loop is to be operable in one closely
Field communication (NFC) frequency band, and second circuit circuit is a transmitting terminal or the receiving end for being operable as power transmission, to execute
The function of wireless charging.Therefore it can make wireless device while carry out wireless communication and the function of wireless charging.
Detailed description of the invention
The disclosure detailed description after and can cooperate diagram to be apparent from.It is emphasized that according to
The standing procedure of industry, the purpose that various features are not drawn to draw, and are merely to illustrate.In fact, in order to
Clearly explanation, therefore the size of various features may arbitrarily zoom in or out.
Fig. 1 is the explosive view according to a wireless device of one embodiment of the disclosure.
Fig. 2 is the schematic top plan view according to the coil block of one embodiment of the disclosure.
Fig. 3 is the structural schematic diagram according to the coil block of one embodiment of the disclosure in one first plane.
Fig. 4 is the structural schematic diagram according to the coil block of the disclosure this embodiment in a third plane.
Fig. 5 is the structural schematic diagram according to the coil block of the disclosure this embodiment in one second plane.
Fig. 6 is the schematic top plan view according to a coil block of another embodiment of the disclosure.
Fig. 7 is the diagrammatic cross-section according to Fig. 6 middle conductor A-A ' of the embodiment of the present disclosure.
Fig. 8 is the enlarged drawing according to the region X in Fig. 6 of the embodiment of the present disclosure.
Fig. 9 is the schematic top plan view according to a coil block of the wireless device of another embodiment of the disclosure.
Figure 10 is the schematic diagram according to a coil block of the embodiment of the present disclosure in the superstructure of one first plane.
Figure 11 is the schematic diagram according to the coil block of the disclosure this embodiment in the understructure of one second plane.
Figure 12 is the schematic top plan view according to a coil block of the wireless device of another embodiment of the disclosure.
Figure 13 is the schematic diagram according to the coil block of the embodiment of the present disclosure in the superstructure of the first plane.
Figure 14 is the schematic diagram according to the coil block of the disclosure this embodiment in the understructure of the second plane.
Figure 15 is the schematic top plan view according to a coil block of the wireless device of another embodiment of the disclosure.
Figure 16 is the schematic diagram according to the coil block of the embodiment of the present disclosure in the superstructure of one first plane.
Figure 17 is the schematic diagram according to the coil block of the disclosure this embodiment in the understructure of one second plane.
Figure 18 is the schematic top plan view according to a coil block of the wireless device of another embodiment of the disclosure.
Figure 19 is the schematic diagram according to the coil block of the embodiment of the present disclosure in the superstructure of one first plane.
Figure 20 is the schematic diagram according to the coil block of the disclosure this embodiment in the understructure of one second plane.
Description of symbols:
100 wireless devices
102 coil blocks
102A coil block
1021 first planes
1022 second planes
1023 third planes
1024 quasi- metallike conducting wires
1025 quasi- metallike conducting wires
1026 metal blocks
103 first terminal contacts
1031 extension wires
104 adhesion coatings
105 second terminal contacts
106 magnetic conductive boards
108 substrates
110 loop constructions
111 first plain conductors
1111 first ends
1112 second ends
112 second plain conductors
1121 first ends
1122 second ends
114 connectors
116 innermost circles
118 first mesospheres
120 second mesospheres
1201 left sides
1202 right sides
The first slit of 120S
122 outmost turns
202 coil blocks
202A coil block
2021 first planes
2022 second planes
302 coil blocks
3021 first planes
3022 second planes
304 first plain conductors
3041 first ends
3043 ends
306 second plain conductors
3061 ends
3063 second ends
308 third plain conductors
3081 first ends
3083 second ends
310 connecting wires
402 coil blocks
4021 first planes
4022 second planes
404 first plain conductors
4041 first angled sections
406 second plain conductors
4061 second angled sections
408 first separation units
410 second separation units
CA1, CA2 feed-through assembly
CS curved section
The first contact of CP1
The second contact of CP2
CP3 third contact
MC, MC1, MC2, MC3, MC5, MC6 metal connecting piece
SS linear section
W1, W2, WA, WB, WC, WX width
The region X
Specific embodiment
In order to which purpose, feature and the advantage of the disclosure can be clearer and more comprehensible, special embodiment below, and appended by cooperation
Diagram elaborates.Wherein, the configuration of each element in embodiment is for purposes of discussion, not to limit the disclosure.And
The part of drawing reference numeral repeats in embodiment, is the relevance being not meant as between different embodiments to simplify the explanation.Below
The direction term being previously mentioned in embodiment, such as: upper and lower, left and right, front or rear etc. are only the directions with reference to attached drawings.Cause
This, the direction term used is intended to be illustrative and not intended to limit the disclosure.
It must be it is to be understood that can be deposited for the element for being particularly described or illustrating with various forms known to this skilled worker
?.In addition, when certain layer is in other layers or substrate "upper", it is possible to refer to that " direct " on other layers or substrate, or refers to certain layer
On other layers or substrate, or refer to the other layers of sandwiched between other layers or substrate.
In addition, the term of relativity, such as " lower " or " bottom " and " higher " or " top " may be used in embodiment,
To describe relativeness of the element for another element of diagram.It is appreciated that, if the device overturning of diagram made
It turns upside down, then the element described in " lower " side will be as the element in " higher " side.
Here, the term of " about ", " about " is generally represented within the 20% of a given value or range, preferably 10% it
It is interior, and within preferably 5%.Given quantity is quantity about herein, implies that in the case where no certain illustrated, still may be used
The meaning of implicit " about ", " about ".
Referring to FIG. 1, Fig. 1 is the explosive view according to a wireless device 100 of one embodiment of the disclosure.As shown in Figure 1, nothing
Line apparatus 100 may include a coil block 102, an adhesion coating 104 and a magnetic conductive board 106.In this embodiment, coil group
Part 102 is to be set on magnetic conductive board 106, and coil block 102 is to be connected to magnetic conductive board 106 using adhesion coating 104.Its
In, adhesion coating 104 can be adhesive tape or other any materials that can be used for connecting.
In addition, magnetic conductive board 106 can be a ferrite (Ferrite) in this embodiment, but not limited to this.For example,
Magnetic conductive board 106 may also comprise nanocrystalline material in other embodiments.Magnetic conductive board 106 can have a magnetic permeability, correspond to coil
Component 102, so that the electromagnetic wave of coil block 102 is more concentrated.
As shown in Figure 1, coil block 102 includes a substrate 108 and a loop construction 110, and loop construction 110 is
It is formed on substrate 108.In this embodiment, substrate 108 is a flexible circuit board, but not limited to this, as long as any available
All meet the scope of the present disclosure in the substrate for forming loop construction 110.Furthermore coil block 102 can be used as a charge coil, use
To carry out wireless charging to an external electronic (such as tablet computer or smart mobile phone).
For example, the loop construction 110 of coil block 102 can be based on wireless charging alliance (Alliance for
Wireless Power；A4WP standard) as a resonant charge coil, but not limited to this.In addition, loop construction 110 is
It can be based on the standard of wireless power alliance (Wireless Power Consortium, WPC), such as Qi standard, to feel as one
Answer formula charge coil.Therefore, this embodiment can enable wireless device 100 correspond to various forms of charging modes simultaneously, to increase
Add applicable range.For example, it at closely (such as 1cm or less), is operated using induction type；And when remote,
Use resonant operation.
Next referring to Fig. 2 to Fig. 5, Fig. 2 be according to the schematic top plan view of the coil block 102 of one embodiment of the disclosure,
Fig. 3 is the coil block 102 according to one embodiment of the disclosure in the structural schematic diagram of one first plane 1021, and Fig. 4 is according to this
Structural schematic diagram of the coil block 102 in a third plane 1023 of this embodiment is disclosed, and Fig. 5 is according to this reality of the disclosure
Apply structural schematic diagram of the coil block 102 in one second plane 1022 of example.
In this embodiment, the substrate 108 of coil block 102 includes first layer structure, second layer structure and third
Layer structure, is located at the first plane 1021, the second plane 1022 and third plane 1023, and third plane 1023 is position
Between the first plane 1021 and the second plane 1022.It should be noted that Fig. 5 middle line coil structures 110 are to be located at the second plane
1022 lower section, but for the sake of clear explanation, the loop construction 110 in Fig. 5 is still indicated with solid line.
As shown in Figures 3 to 5, the loop construction 110 (first coil) of coil block 102 may include one first plain conductor
111, one second plain conductor 112 and connector 114, the first plain conductor 111 are set in the first plane 1021, second
Plain conductor 112 is to be set in the second plane 1022, and connector 114 is set in third plane 1023.Furthermore such as
Shown in Fig. 2, coil block 102 can have more a first terminal contact 103 and a second terminal contact 105, configure with electrical property
It is connected to an external circuit, such as a control chip.
Then, as shown in figure 3, the first plain conductor 111 is formed with one first helical structure, have a first end 1111 with
And a second end 1112, and second end 1112 is to be connected to second terminal contact 105.As shown in figure 4, the one of connector 114
End is to be connected to first terminal contact 103.In addition, as shown in figure 5, the second plain conductor 112 is formed with one second helical structure,
With a first end 1121 and a second end 1122.It is worth noting that, in this embodiment, the first plain conductor 111 with
And second plain conductor 112 be continuously to extend.
Furthermore coil block 102 can further include multiple metal connecting pieces (alternatively referred to as via hole, via), configure to run through
Substrate 108 is to connect the first plain conductor 111 and the second plain conductor 112.For example, as shown in Figures 2 to 5, coil
Component 102 includes a metal connecting piece MC1 and a metal connecting piece MC2, metal connecting piece MC1 are configuration the first metals of connection
First end 1111, the first end 1121 of connector 114 and the second plain conductor 112 of conducting wire 111.Furthermore the second metal is led
The second end 1122 of line 112 is that the first plain conductor 111 is electrically connected at by metal connecting piece MC2.
As shown in Figure 3 and Figure 4, coil block 102 further includes a metal connecting piece MC3, configuration with connect connector 114 with
An and extension wire 1031.In addition, coil block 102 further includes multiple metal connecting piece MC5 and metal connecting piece MC6, if
It is placed in around connector 114.As shown in Figures 2 to 5, multiple metal connecting piece MC5 and metal connecting piece MC6 are to set respectively
It is placed in the two sides of connector 114.These metal connecting pieces MC5 and metal connecting piece MC6 is configuration to be electrically connected the first metal
Conducting wire 111 and the second plain conductor 112 can make the first helical structure and the second plain conductor 112 of the first plain conductor 111
The second helical structure a part of parallel connection, therefore can achieve the effect for reducing by 102 overall impedance of coil block, and can also
To increase the circle number of coil block 102.
The structure of coil block 102 through this embodiment configures, and can keep the first plain conductor 111 and the second gold medal
The integrality for belonging to conducting wire 112, without the first plain conductor 111 or the second plain conductor is truncated because of setting connector 114
112 structure.
Next referring to Fig. 6, Fig. 6 is the schematic top plan view according to a coil block 102A of another embodiment of the disclosure.
Coil block 102A is similar to coil block 102, and the difference of the two is, in this embodiment, in order to increase coil block
The integral strength of 102A, coil block 102A can further include a plurality of quasi- metallike conducting wire, be set to the first plane 1021.In this reality
It applies in example, coil block 102 includes multiple quasi- metallike conducting wires 1024 and quasi- metallike conducting wire 1025, and quasi- metallike is led
Line 1025 is adjacent to first terminal contact 103 and second terminal contact 105.Wherein, intend metallike conducting wire 1024 with quasi- like gold
Belonging to conducting wire 1025 is to be electrically independent from the first plain conductor 111 and the second plain conductor 112, and a plurality of quasi- metallike conducting wire
1024 is all electrically independent each other with a plurality of quasi- metallike conducting wire 1025.
By the way that quasi- metallike conducting wire 1024 and quasi- metallike conducting wire 1025 is arranged, the hardness of the part of substrate 108 can be made
Rise, and integrally-built positioning can be carried out using this quasi- metallike conducting wire 1024 and quasi- metallike conducting wire 1025, to mention
Rise the convenience of positioning accuracy and assembling.In this embodiment, intend metallike conducting wire 1024 and quasi- metallike conducting wire 1025
It is to be realized with rectilinear form, but not limited to this, such as can also be realized in other embodiments with shapes such as round or rectangles.
Furthermore in this embodiment, coil block 102A can further include a metal blocks 1026, be set to the first plane
1021, to further increase the integral strength of coil block 102.In addition, a plurality of quasi- metallike conducting wire 1025 is to surround metal area
Block 1026 and electrically independent with metal blocks 1026.
Furthermore in embodiment of the disclosure, coil block 102A can further include an at least electronic component (non-table in figure
Show), it is set to the second plane 1022, and the setting position of this electronic component corresponds to the metal blocks of the first plane 1021
1025 and partial quasi- metallike conducting wire 1025 position.Therefore, the solder joint of this electronic component will not be light when being impacted
It changes places damage, and then promotes the reliability of wireless device.
It please also refer to Fig. 6 and Fig. 7, Fig. 7 is the diagrammatic cross-section according to Fig. 6 middle conductor A-A ' of the embodiment of the present disclosure.
In this embodiment, as shown in fig. 6, coil block 102 can further include multiple metal connecting piece MC5, MC6, it is set to the first company
The two sides of fitting 114.As shown in fig. 7, metal connecting piece MC5 and metal connecting piece MC6 can make the of the first plain conductor 111
A part of one helical structure is a part of in parallel with the second helical structure of the second plain conductor 112, therefore can achieve drop
The effect of low coil component 102A overall impedance, and the circle number of coil block 102A can also be increased.
Furthermore as shown in fig. 6, the first plain conductor 111 may include a curved section CS more than multiple linear section SS and one.
In this embodiment, the width of each curved section CS is greater than the width for the linear section SS being connected.For example, such as Fig. 6
Shown, outermost linear section SS has a width W1, and curved section CS connected to it has a width W2, and wide
It spends W2 and is greater than width W1.It designs through this structure, the area of coil block 102A can be made to reduce, to reach wireless device
The purpose of micromation.
It is the enlarged drawing according to the region X in Fig. 6 of the embodiment of the present disclosure next referring to Fig. 6 and Fig. 8, Fig. 8.Such as figure
Shown in 8, the first helical structure has an innermost circle 116, one first mesosphere 118, one second mesosphere 120 and an outmost turns
122.Wherein, innermost circle 116 have a width WA, outmost turns 122 have a width WX, and the width WA of innermost circle 116 compared with
The width of outmost turns 122 is narrow.In embodiment of the disclosure, it can accordingly change the first plain conductor according to magnetic field strength
The width of different circles in 111, for example, using the width of narrower width when corresponding to compared with high-intensity magnetic field, so that resistance value is higher, because
Loss caused by this can be reduced because of eddy current.
In this embodiment, multiple slits can be formed on the first helical structure of the first plain conductor 111, are shape respectively
At on curved section CS.Specifically, as shown in figure 8, the first mesosphere 118 and the second mesosphere 120 be set to it is most interior
Between circle 116 and outmost turns 122, and one first slit 120S is formed on the second mesosphere 120, and the first slit 120S
Second mesosphere 120 is divided into a left side 1201 and a right side 1202.Left side 1201 and right side 1202 are distinguished
With a width WC, and width WC is less than the width WA of the innermost circle 116 of the first helical structure.
Furthermore in this embodiment, the width of the first plain conductor 111 corresponds to the width of the second plain conductor 112, and
And first plain conductor 111 the first helical structure by interior circle each outwardly width be it is cumulative.This means, width WA is less than first
One width WB of mesosphere 118, width WB are less than the width WX of outmost turns 122, and width WC is less than width WA.Based on this reality
The structure configuration for applying example, can reduce the loss of eddy current and or keep current density more average.
Fig. 9 to Figure 11 is please referred to, Fig. 9 is the coil block 202 according to the wireless device of another embodiment of the disclosure
Schematic top plan view, Figure 10 are the superstructure according to a coil block 202 of the embodiment of the present disclosure in one first plane 2021
Schematic diagram, and Figure 11 is the understructure according to the coil block 202 of the disclosure this embodiment in one second plane 2022
Schematic diagram.
The coil block 202 of this embodiment is similar to coil block 102 above-mentioned, and difference is in this embodiment, such as schemes
Shown in 10, the first terminal contact 103 of coil block 202 is to be set to the first plain conductor 111 (or second plain conductor 112)
Inside, and first terminal contact 103 be connect the first plain conductor 111 first end 1111.Furthermore second terminal contact
105 be the second end 1112 for being set to the outside of the first plain conductor 111 and connecting the first plain conductor 111.
Structure design based on this embodiment, coil block 202 can pass through first terminal contact 103 and an external circuit
It is electrically connected, to increase the convenience of test coil block 202.In addition, since coil block 202 is not required to setting truncation the
The connector 114 of one plain conductor 111 or the second plain conductor 112, it is thus ensured that the coil of coil block 202 is complete
Property.
Figure 12 to Figure 14 is please referred to, Figure 12 is the coil block 202A according to the wireless device of another embodiment of the disclosure
Schematic top plan view, Figure 13 is to be shown according to the coil block 202A of the embodiment of the present disclosure in the superstructure of the first plane 2021
It is intended to, and Figure 14 is the signal according to the coil block 202A of the disclosure this embodiment in the understructure of the second plane 2022
Figure.
The coil block 202A of this embodiment is similar to coil block 202 above-mentioned, and difference is in this embodiment, such as schemes
13 with shown in Figure 14, and the first plain conductor 111 is contrary with surrounding for the second plain conductor 112, and passes through metal and connect
Part MC is one another in series.Wherein, the first end 1111 of the first plain conductor 111 is to be electrically connected at second by metal connecting piece MC
The first end 1121 of plain conductor 112.
In addition, coil block 202A also has an extension wire 1031, and the second metal is led as shown in Figure 12 and Figure 14
The second end 1122 of line 112 is that extension wire 1031 and first terminal contact 103 are electrically connected at by metal connecting piece MC.
Furthermore as shown in Figure 12 and Figure 13, the second end 1112 of the first plain conductor 111 is to be connected to second terminal contact 105.
Structure design based on this embodiment, coil block 202 can promote the working efficiency of coil, increase the circle of coil
Count and reduce the resistance of coil block 202A entirety.
In addition, multiple coil block 202A can be stacked, in the other embodiments of the disclosure so that multiple coil groups
Part 202A is connected in parallel with each other by first terminal contact 103 and second terminal contact 105, to reach the circle number for increasing coil
And reduce the purpose of whole resistance.
Figure 15 to Figure 17 is please referred to, Figure 15 is the coil block 302 according to the wireless device of another embodiment of the disclosure
Schematic top plan view, Figure 16 is the superstructure according to the coil block 302 of the embodiment of the present disclosure in one first plane 3021
Schematic diagram, and Figure 17 is the understructure according to the coil block 302 of the disclosure this embodiment in one second plane 3022
Schematic diagram.
In this embodiment, the coil block 302 of wireless device connects including a first coil, one second coil, one first
Point CP1, one second contact CP2 and a third contact CP3.First coil includes one first plain conductor 304 and one second
Plain conductor 306 is respectively arranged at the second plane 3022 and the first plane 3021.In addition, the second coil includes third gold
Belong to conducting wire 308, wherein third plain conductor 308 is to be set to the first plane 3021 and around 306 (First Line of the second plain conductor
A part of circle).
In this embodiment, as shown in figure 17, the first plain conductor 304 of first coil has a first end 3041, and
And first contact CP1 be to configure to be connected to the first end 3041 of first coil.Then, the first plain conductor 304 forms one the
One helical structure is located at the inside of the first helical structure with one end 3043.The end 3043 of first plain conductor 304 is logical
Cross the one end 3061 for the second plain conductor 306 that one or more metal connecting pieces MC1 is electrically connected in Figure 16.
As shown in figure 16, the second plain conductor 306 forms one second helical structure, and the second metal of first coil is led
Line 306 has a second end 3063, is set to the outside of the second helical structure.Furthermore the third plain conductor 308 of the second coil
With a first end 3081 and a second end 3083.First end 3081 is to be connected to the second end of the second plain conductor 306
3063, so that the second coil is series at first coil.In addition, third contact CP3 is configured to be connected to the second of the second coil
End 3083.
In addition, the second contact CP2 is configuration by a connecting wire 310 and two gold as shown in Figure 15 to Figure 17
Belong to connector MC2 and is electrically connected at the second end 3063 of the second plain conductor 306 and the first end of third plain conductor 308
3081.This means, the second contact CP2 is configuration to be connected between first coil and the second coil.
Then, in this embodiment, the first contact CP1, first coil and the second contact CP2 can form one first circuit
Circuit, and the first contact CP1, first coil, the second coil and third contact CP3 can form a second circuit circuit.It is worth
It is noted that in this embodiment, first circuit loop is to be operable in a near-field communication (NFC) frequency band, and described
Second circuit circuit is a transmitting terminal or the receiving end for being operable as power transmission, to carry out wireless charging.
Structure design based on coil block 302, can make wireless device while carry out wireless communication and wireless charging
The function of electricity, and wireless device can also be made to realize the purpose being miniaturized.In addition, First Line can also be adjusted according to actual needs
The connection type of circle and the second coil.For example, the first contact CP1, the second contact CP2 and third contact CP3 can electricity
Property be connected to an external control circuit (such as one control chip).External control circuit can pass through the first contact CP1 and second
Contact CP2 controls first coil, can be by the second contact CP2 and third contact the second coil of CP3, or passes through the first contact
CP1 and third contact CP3 controls concatenated first coil and the second coil.
Figure 18 to Figure 20 is please referred to, Figure 18 is the coil block 402 according to the wireless device of another embodiment of the disclosure
Schematic top plan view, Figure 19 is the superstructure according to a coil block 402 of the embodiment of the present disclosure in one first plane 4021
Schematic diagram, and Figure 20 is the understructure according to the coil block 402 of the disclosure this embodiment in one second plane 4022
Schematic diagram.
In this embodiment, the coil block 402 of wireless device includes a first coil and one second coil, First Line
Circle includes one first plain conductor 404, is set to the first plane 4021, and the second coil includes one second plain conductor 406, if
It is placed in the second plane 4022.As shown in figure 19, first coil further includes having multiple first separation units 408, is set to the first metal
Between the two adjacent rings of conducting wire 404.As shown in figure 20, the second coil further includes multiple second separation units 410, is set to the second gold medal
Between the two adjacent rings for belonging to conducting wire 406.
Wherein, as shown in Figure 19 and Figure 20, the first plain conductor 404 has one first angled section 4041, the second metal
Conducting wire 406 has one second angled section 4061.First separation unit 408 is can be tilted by a feed-through assembly CA1 and second
Section 4061 is electrically connected at the second plain conductor 406.Wherein, feed-through assembly CA1 includes multiple metal connecting pieces.Furthermore the
Two separation units 410 are can be electrically connected at the first plain conductor by another feed-through assembly CA2 and the first angled section 4041
404.In addition, as shown in figure 18, when watching along Z-direction, the first angled section 4041 is mutual with the second angled section 4061
It overlaps.
Structure configuration based on this embodiment, so that coil block 402 does not need again additionally from first coil or the second line
A lead-out wire is arranged in the most inner side of circle.In addition, the total length or the gross area of the first separation unit 408 are greater than the second separation unit 410,
Therefore it can increase the circle number of coil block 402 and reduce whole resistance value.
The disclosure provides a kind of wireless device, including a coil unit.In some embodiments, coil unit may include one
First coil and one second coil, first coil is series at the second coil, and first coil is to be connected to one first contact
And one second contact, and the second coil is to be connected to the second contact and third contact, implies that the second contact is connected to first
Between coil and the second coil.
Therefore the first contact, first coil and the second contact can form one first circuit loop, and the first contact, first
Coil, the second coil and third contact can form a second circuit circuit.Wherein, the first circuit loop is to be operable in one closely
Field communication (NFC) frequency band, and second circuit circuit is a transmitting terminal or the receiving end for being operable as power transmission, to execute
The function of wireless charging.Therefore it can make wireless device while carry out wireless communication and the function of wireless charging.
Although embodiment of the disclosure and its advantage have been disclosed as above, it will be appreciated that any technical field
Middle technical staff is not departing from spirit and scope of the present disclosure, when can change, substitute with retouching.In addition, the guarantor of the disclosure
Shield range be not necessarily limited by processing procedure in specification in the specific embodiment, machine, manufacture, material composition, device, method and
Step, technical staff can understand existing or following developed from the disclosure of the disclosure in any technical field
Processing procedure, machine, manufacture, material composition, device, method and step, as long as can on the whole phase be implemented in the embodiment here
Congenerous or the more or less the same result of acquisition can all be used according to the disclosure.Therefore, the protection scope of the disclosure include above-mentioned processing procedure,
Machine, manufacture, material composition, device, method and step.In addition, each claim constitutes an other embodiment, and the disclosure
Protection scope also include each claim and embodiment combination.
Claims (18)
1. a kind of wireless device, which is characterized in that the wireless device includes:
One coil block, comprising:
One first coil；
One second coil is configured to be series at the first coil；
One first contact is configured to be connected to a first end of the first coil；
One second contact is configured to be connected between the first coil and the second coil；And
One third contact is configured to be connected to a second end of second coil；
Wherein first contact, the first coil and second contact, one first circuit loop of formation, and first contact,
First, second coil and the third contact form a second circuit circuit.
2. wireless device as described in claim 1, which is characterized in that first circuit loop operation is in near-field communication frequency
Band, and the second circuit circuit operation is a transmitting terminal or a receiving end for power transmission.
3. wireless device as claimed in claim 2, which is characterized in that second coil surrounds a part of the first coil.
4. a kind of wireless device, which is characterized in that the wireless device includes:
One first coil, comprising:
One first plain conductor is set to one first plane, has one first helical structure；And
One second plain conductor is set to one second plane, has one second helical structure, and second plain conductor is electrical
Connect first plain conductor；
Wherein first plain conductor continuously extends with second plain conductor.
5. wireless device as claimed in claim 4, which is characterized in that the wireless device further includes a connection piece, is set to one
Third plane, and the connector is electrically connected at a first end of the first coil.
6. wireless device as claimed in claim 5, which is characterized in that it is second flat with this that the third plane is located at first plane
Between face.
7. wireless device as claimed in claim 5, which is characterized in that first plain conductor is parallel to second metal and leads
Line.
8. wireless device as claimed in claim 5 further includes multiple metal connecting pieces, is set to around the connector, with electricity
Property connects first plain conductor, the second plain conductor.
9. wireless device as claimed in claim 4, which is characterized in that the wireless device further include:
One first separation unit, is set between the two adjacent rings of first plain conductor；And
One second separation unit, is set between the two adjacent rings of second plain conductor；
Wherein first plain conductor has one first angled section, which has one second angled section, should
First separation unit is electrically connected at second plain conductor, and this second point by a feed-through assembly and second angled section
First plain conductor is electrically connected at by another feed-through assembly and first angled section from portion.
10. wireless device as claimed in claim 4, which is characterized in that the wireless device further includes a plurality of quasi- metallike conducting wire,
Be set to first plane, and adjacent to a first terminal contact and a second terminal contact, wherein it is described it is a plurality of it is quasi- seemingly
Plain conductor is electrically independent each other.
11. wireless device as claimed in claim 10, which is characterized in that the wireless device further includes a metal blocks, setting
In first plane, and a plurality of quasi- metallike conductor loop is around the metal blocks and electrically independent with the metal blocks.
12. wireless device as claimed in claim 4, which is characterized in that the wireless device further include:
An at least electronic component is set to second plane；And
A plurality of quasi- metallike conducting wire, the position corresponding to the electronic component are set to first plane.
13. wireless device as claimed in claim 4, which is characterized in that the width of the innermost circle of first helical structure relatively should
The width of the outmost turns of first helical structure is narrow.
14. wireless device as claimed in claim 13, which is characterized in that first helical structure has a mesosphere, setting
Between the innermost circle and the outmost turns, one first slit is wherein formed on the mesosphere, which will be among this
Circle is divided into a left side and a right side, and the width of the left side or the right side is less than first helical structure
The width of the innermost circle.
15. wireless device as claimed in claim 14, which is characterized in that first helical structure by interior circle each outwardly width
Degree is cumulative.
16. wireless device as claimed in claim 4, which is characterized in that first plain conductor include multiple linear sections with
And multiple curved sections, and the width of each curved section is greater than the width for the linear section being connected.
17. wireless device as claimed in claim 16, which is characterized in that first plain conductor has multiple slits, respectively
It is formed in the multiple curved section.
18. wireless device as claimed in claim 4, which is characterized in that first plain conductor and second plain conductor
Around contrary.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018217728A JP7222675B2 (en) | 2017-11-21 | 2018-11-20 | radio equipment |
| US16/198,032 US10855108B2 (en) | 2017-11-21 | 2018-11-21 | Wireless device |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762589305P | 2017-11-21 | 2017-11-21 | |
| US62/589,305 | 2017-11-21 | ||
| US201762595820P | 2017-12-07 | 2017-12-07 | |
| US62/595,820 | 2017-12-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209170059U true CN209170059U (en) | 2019-07-26 |
Family
ID=66859081
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821838071.9U Active CN209266128U (en) | 2017-11-21 | 2018-11-08 | Wireless device |
| CN201821838005.1U Active CN209170059U (en) | 2017-11-21 | 2018-11-08 | Wireless device |
| CN201811352740.6A Pending CN109830999A (en) | 2017-11-21 | 2018-11-14 | Wireless system and wireless device |
| CN201821875893.4U Active CN209169985U (en) | 2017-11-21 | 2018-11-14 | Wireless system and wireless device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821838071.9U Active CN209266128U (en) | 2017-11-21 | 2018-11-08 | Wireless device |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811352740.6A Pending CN109830999A (en) | 2017-11-21 | 2018-11-14 | Wireless system and wireless device |
| CN201821875893.4U Active CN209169985U (en) | 2017-11-21 | 2018-11-14 | Wireless system and wireless device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP7169172B2 (en) |
| CN (4) | CN209266128U (en) |
| TW (3) | TWI794327B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8602913D0 (en) * | 1986-02-06 | 1986-03-12 | Cotag International Ltd | Aerial systems |
| JP3986701B2 (en) | 1999-03-15 | 2007-10-03 | 日立情報通信エンジニアリング株式会社 | Wireless card communication device |
| JP2011142724A (en) | 2010-01-06 | 2011-07-21 | Hitachi Ltd | Noncontact power transmission device and near field antenna for same |
| JP5711572B2 (en) | 2011-03-02 | 2015-05-07 | 日東電工株式会社 | Circuit board for isolator, isolator and manufacturing method thereof |
| US20150269474A1 (en) * | 2011-08-08 | 2015-09-24 | David Finn | Rfid transponder chip modules |
| KR101327081B1 (en) * | 2011-11-04 | 2013-11-07 | 엘지이노텍 주식회사 | Apparatus for receiving wireless power and method for controlling thereof |
| US9859052B2 (en) * | 2013-11-25 | 2018-01-02 | A.K. Stamping Co., Inc. | Wireless charging coil |
| US9276642B2 (en) * | 2014-06-26 | 2016-03-01 | Google Technology Holdings LLC | Computing device having multiple co-located antennas |
| CN105633563B (en) * | 2014-10-30 | 2019-02-26 | 比亚迪股份有限公司 | Near field communication antenna |
| TWI596628B (en) * | 2015-02-11 | 2017-08-21 | 富達通科技股份有限公司 | Induction coil structure for wireless charging device |
| JP6485336B2 (en) | 2015-11-25 | 2019-03-20 | 株式会社ダイフク | electric circuit |
| CN208548459U (en) | 2016-01-07 | 2019-02-26 | 株式会社村田制作所 | Combined antenna and electronic equipment |
| KR102527794B1 (en) * | 2016-02-04 | 2023-05-03 | 삼성전자주식회사 | Electronic device comprising coil |
| CN105932787B (en) | 2016-06-14 | 2018-10-02 | 四川大学 | Active Electromagnetic AF panel compensates magnetic resonance wireless energy transfer system |
| JPWO2018079718A1 (en) | 2016-10-29 | 2019-06-24 | 株式会社フェニックスソリューション | Communication IC unit with antenna and communication IC unit with antenna with conductor |
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2018
- 2018-11-08 TW TW107139614A patent/TWI794327B/en active
- 2018-11-08 CN CN201821838071.9U patent/CN209266128U/en active Active
- 2018-11-08 CN CN201821838005.1U patent/CN209170059U/en active Active
- 2018-11-08 TW TW107139631A patent/TWI820052B/en active
- 2018-11-14 CN CN201811352740.6A patent/CN109830999A/en active Pending
- 2018-11-14 CN CN201821875893.4U patent/CN209169985U/en active Active
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- 2018-11-20 JP JP2018217727A patent/JP7169172B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN209169985U (en) | 2019-07-26 |
| CN109830999A (en) | 2019-05-31 |
| JP2019097168A (en) | 2019-06-20 |
| JP7169172B2 (en) | 2022-11-10 |
| CN209266128U (en) | 2019-08-16 |
| TWI820052B (en) | 2023-11-01 |
| TWI794327B (en) | 2023-03-01 |
| TW201926854A (en) | 2019-07-01 |
| TWI784081B (en) | 2022-11-21 |
| TW201937829A (en) | 2019-09-16 |
| TW201937517A (en) | 2019-09-16 |
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