CN108631040A - Electronic device - Google Patents
Electronic device Download PDFInfo
- Publication number
- CN108631040A CN108631040A CN201810267903.4A CN201810267903A CN108631040A CN 108631040 A CN108631040 A CN 108631040A CN 201810267903 A CN201810267903 A CN 201810267903A CN 108631040 A CN108631040 A CN 108631040A
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- China
- Prior art keywords
- feed point
- electronic device
- shrapnel
- signal
- electromagnetic wave
- 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.)
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Classifications
-
- 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
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/10—Resonant antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
- H01Q5/314—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors
- H01Q5/328—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors between a radiating element and ground
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
- H01Q5/314—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors
- H01Q5/335—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors at the feed, e.g. for impedance matching
Abstract
The present invention provides a kind of electronic devices, including signal source, metal center, the first tuning device and second tune device.Metal center includes the first end and second end being oppositely arranged, further include the first feed point and the second feed point, first feed point and the second feed point interval are arranged and are arranged between first end and second end, signal source is for generating pumping signal, pumping signal is loaded by the first feed point on frame in a metal, second feed point is grounded, pumping signal is in the first feed point to oscillation between first end to generate the first electromagnetic wave signal, and pumping signal is vibrated between second end to generate the second electromagnetic wave signal in the first feed point, first tuning device is used to adjust the first feed point in metal center to the equivalent electrical length of first end so that the first electromagnetic wave signal is radiate by metal center, second tune device is used to adjust the first feed point in metal center to the equivalent electrical length of second end so that the second electromagnetic wave signal is radiate by metal center.
Description
Technical field
The present invention relates to electronic device field more particularly to a kind of electronic devices.
Background technology
The electronic devices such as mobile phone generally include protecgulum, metal center and battery cover (also referred to as rear cover), usually, protecgulum and
Battery cover is respectively arranged at the opposite both sides of metal center.Protecgulum commonly used in carrying electronic device screen, in protecgulum, metal
Frame and battery cover complement each other to form receiving space, for accommodating the electronic devices such as circuit board.The part of metal center is complete
Portion is often used as the radiator of antenna to use, for realizing the communication function of electronic device.Under normal conditions, metal center
The electromagnetic wave signal of a frequency range can only be radiated, it can be seen that, the communications band of traditional electronic device is relatively narrow.
Invention content
The present invention provides a kind of electronic device, the electronic device include signal source, metal center, the first tuning device and
Second tune device, the metal center include first end, second end and are connected between the first end and the second end
Middle part, the signal source includes spaced first feed point and second for generating pumping signal, on the middle part
Feed point, the signal source are electrically connected first feed point by first tuning device, and second feed point passes through described the
Two tuning devices are grounded, and first feed point is to forming the first radiator between the first end, first feed point is to described
The second radiator is formed between second end, first tuning device is used to adjust the equivalent electrical length of first radiator,
So that first radiator receives the pumping signal, the first electromagnetic wave signal is generated simultaneously according to the pumping signal
First electromagnetic wave signal is radiate, the equivalent electricity that the second tune device is used to adjust second radiator is long
Degree generates the second electromagnetic wave signal simultaneously so that second radiator receives the pumping signal according to the pumping signal
Second electromagnetic wave signal is radiate, wherein the frequency of first electromagnetic wave signal is not equal to second electromagnetism
The frequency of wave signal.
Compared to the prior art, the electronic device of the application by the first tuning device by being loaded signal source described
First distributing point is so that the metal center forms two radiators of the first radiator and the second radiator.First tuning
Device adjusts the equivalent electrical length of first radiator and first radiator is made to receive the pumping signal, according to institute
Pumping signal is stated to generate the first electromagnetic wave signal and radiate first electromagnetic wave signal.The second tune device tune
It saves the equivalent electrical length of second radiator and second radiator is made to receive the pumping signal, according to the excitation
Signal generates the second electromagnetic wave signal and radiate second electromagnetic wave signal.That is, the electronic device may be implemented
The radiation of the electromagnetic wave signal of two different frequencies simultaneously, has expanded the frequency band of the electronic device.
The present invention also provides a kind of electronic device, the electronic device includes signal source, metal center, the first tuner
Part and second tune device, the metal center include the first end and second end being oppositely arranged, and the metal center further includes
First feed point and the second feed point, first feed point and second feed point interval are arranged and are arranged in the first end and second
Between end, the signal source is loaded by first feed point in the metal for generating pumping signal, the pumping signal
On center, the second feed point ground connection, the pumping signal is in first feed point to oscillation between the first end to generate
First electromagnetic wave signal, and the pumping signal is vibrated between the second end to generate the second electromagnetism in first feed point
Wave signal, the equivalent electricity that first tuning device is used to adjust the first feed point in the metal center to the first end are long
For degree so that first electromagnetic wave signal is radiate by the metal center, the second tune device is described for adjusting
The first feed point in metal center to the second end equivalent electrical length so that the metal center by second electromagnetism
Wave signal radiation is gone out, wherein the frequency of first electromagnetic wave signal is not equal to the frequency of second electromagnetic wave signal.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the invention, general for this field
For logical technical staff, without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram for the electronic device that the application first embodiment provides.
Fig. 2 is the structural schematic diagram for the electronic device that the application second embodiment provides.
Fig. 3 is the structural schematic diagram for the electronic device that the application 3rd embodiment provides.
Fig. 4 is the structural schematic diagram for the electronic device that the application fourth embodiment provides.
Fig. 5 is the structural schematic diagram for the electronic device that the 5th embodiment of the application provides.
Fig. 6 is the structural schematic diagram for the electronic device that the application sixth embodiment provides.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of not making the creative labor
Embodiment shall fall within the protection scope of the present invention.
In the description of the embodiment of the present application, it is to be understood that the orientation or positional relationship of the instructions such as term " thickness " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description the application and simplifies to describe, rather than imply or refer to
Show that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as pair
The limitation of the application.
The present invention provides a kind of electronic device, the electronic device includes but are not limited to as smart mobile phone, internet
Equipment (mobile internet device, MID), e-book, portable broadcast station (Play Station Portable,
) or the equipment that is communicated by antenna such as personal digital assistant (Personal Digital Assistant, PDA) PSP.
Referring to Fig. 1, Fig. 1 is the structural schematic diagram for the electronic device that the application first embodiment provides.The electronics dress
It includes signal source 10, metal center 20, the first tuning device 30 and second tune device 40 to set 1.The metal center 20 includes
First end 20a, second end 20b and the middle part 20c being connected between the first end 20a and the second end 20b.The letter
Number source 10 includes 210 and second feed point 220 of spaced first feed point on the middle part 20c for generating pumping signal,
The signal source 10 is electrically connected first feed point 210 by first tuning device 30, and second feed point 220 passes through institute
The ground connection of second tune device 40 is stated, first feed point 210 is described to forming the first radiator 21 between the first end 20a
First feed point 210 is to forming the second radiator 22 between the second end 20b.First tuning device 30 is described for adjusting
The equivalent electrical length of first radiator 21, so that first radiator 21 receives the pumping signal, according to the excitation
Signal generates the first electromagnetic wave signal and radiate first electromagnetic wave signal.The second tune device 40 is for adjusting
The equivalent electrical length of whole second radiator 22, so that second radiator 22 receives the pumping signal, according to institute
Pumping signal is stated to generate the second electromagnetic wave signal and radiate second electromagnetic wave signal.Wherein, first electromagnetism
The frequency of wave signal is not equal to the frequency of second electromagnetic wave signal.
In the present embodiment, first tuning device 30 includes capacitance, and the capacitance of the capacitance is more than or equal to
0.3pf and be less than or equal to 5pf.Preferably, the capacitance of the capacitance is more than or equal to 0.3pf and is less than or equal to 2.5pf.Described
The size range of one radiator 21 is 15mm ￣ 35mm, it is preferable that the size of first radiator 21 is 25mm.
The second tune device 40 includes tuning switch serial adjustable appearance or tuning switch serial adjustable sense.When
When the second tune device 40 includes tunable capacitor, the capacitance of the tunable capacitor is 0.2pf ￣ 8.2pf；When described
When two tuning devices 40 include controllable impedance, the inductance value of the controllable impedance is 2nH ￣ 30nH.Second radiator 22
Size is：58mm ￣ 78mm.Wherein, the frequency range that first electromagnetism involves second electromagnetic wave is 700MHG ￣
1GHZ, wherein the frequency of first electromagnetic wave signal is not equal to the frequency of second electromagnetic wave signal.
Compared to the prior art, the electronic device 1 of the application is by loading signal source 10 by the first tuning device 30
In first feed point 210 so that the metal center 20 forms 22 two radiation of the first radiator 21 and the second radiator
Body.First tuning device 30 adjusts the equivalent electrical length of first radiator 21 and so that first radiator 21 connects
The pumping signal is received, the first electromagnetic wave signal is generated according to the pumping signal and gives off first electromagnetic wave signal
It goes.The second tune device 40 adjusts the equivalent electrical length of second radiator 22 and so that second radiator 22 connects
The pumping signal is received, the second electromagnetic wave signal is generated according to the pumping signal and gives off second electromagnetic wave signal
It goes.That is, the electronic device 1 may be implemented while the radiation of the electromagnetic wave signal of two different frequencies, the electronics has been expanded
The frequency band of device 1.
Further, the electronic device 1 includes match circuit (label is in figure) 50, and the match circuit 50 is electrically connected
It is connected between the signal source 10 and first tuning device 30, the match circuit 50 is for making the signal source 10
Output impedance and the input impedance of first radiator 21 and second radiator 22 match, so that the excitation is believed
Number loss within a preset range.For example, the preset range is 0 ￣ 10%.Specifically, the match circuit 50 is used for
Adjust the output impedance of the signal source 10, and the match circuit 50 is additionally operable to adjust first radiator 21 and described
The input impedance of second radiator 22, to adjust the matching degree of the output impedance and the input impedance.The application passes through tune
The matching of the output impedance of the whole signal source 10 and the input impedance of first radiator 21 and second radiator 22
Degree so that the input impedance of the output impedance of the pumping signal and first radiator 21 and second radiator 22
Match, reduces pumping signal that the signal source 10 is sent out on the first antenna radiator and second antenna radiator
Energy loss, the signal transmission quality that the signal source 10 is sent out is improved, to improve the communication quality of the electronic device 1.
In the present embodiment, the first feed point 210 in the electronic device 1 is electrically connected first tuning by cable
Device 30, second feed point 220 connect the second tune device 40 by cable.
Referring to Fig. 2, Fig. 2 is the structural schematic diagram for the electronic device that the application second embodiment provides.In the present embodiment
The electronic device 1 of middle offer and the electronic device 1 provided in first embodiment are essentially identical, the difference is that, in this implementation
Electronic device 1 described in mode further includes the first shrapnel 60, the second shrapnel 70 and circuit board 80.It is provided on the circuit board 80
Earth polar 81, described first shrapnel, 60 one end are electrically connected the signal source 10, first shrapnel 60 by the first tuning device 30
The other end middle part 20c is electrically connected by first feed point 210；One end of second shrapnel 70 passes through described
Two tuning devices 40 are electrically connected the earth polar 81 on the circuit board 80, and the other end is electrically connected described by second feed point 220
Middle part 20c.One end of first shrapnel 60 is electrically connected the signal source 10 by the first tuning device 30：Described
One shrapnel 60 is directly electrically connected the signal source 10 by first tuning device 30；Also pass through including first shrapnel 60
First tuning device 30 and the match circuit 40 are electrically connected the signal source 10.
Referring to Fig. 3, Fig. 3 is the structural schematic diagram for the electronic device that the application 3rd embodiment provides.The present embodiment carries
The electronic device 1 of confession is identical as the structural substrate of electronic device 1 that first embodiment provides, the difference is that, in this implementation
Electronic device 1 described in mode further includes the first shrapnel 60, the second shrapnel 70 and battery cover 90.The battery cover 90 constitutes ground
One end of pole, first shrapnel 60 is electrically connected the signal source 10 by the first tuning device 30, first shrapnel 60
The other end is electrically connected the middle part 20c by first feed point 210；One end of second shrapnel 70 passes through described second
Tuning device 40 abuts the battery cover 90, and the other end of second shrapnel 70 abuts second feed point 220.Described first
One end of shrapnel 60 is electrically connected the signal source 10 by the first tuning device 30：First shrapnel 60 directly passes through institute
It states the first tuning device 30 and is electrically connected the signal source 10；Also pass through the first tuning device 30 and institute including first shrapnel 60
It states match circuit 40 and is electrically connected the signal source 10.Referring to Fig. 4, Fig. 4 is the electronic device that the application fourth embodiment provides
Structural schematic diagram.In the present embodiment, the electronic device 1 includes signal source 10, metal center 20, the first tuning device
30 and second tune device 40.The metal center 20 includes the first end 20a being oppositely arranged and second end 20b, the metal
Center 20 further includes the first feed point 210 and the second feed point 220, and first feed point 210 and second feed point 220 interval are arranged
And it is arranged between the first end 20a and second end 20b.The signal source 10 is for generating pumping signal, the excitation letter
Number by first feed point 210 load on the metal center 20, second feed point 220 is grounded.The pumping signal
In first feed point 210 to oscillation between the first end 20a to generate the first electromagnetic wave signal, and the pumping signal exists
First feed point 210 is to oscillation between the second end 20b to generate the second electromagnetic wave signal, first tuning device 30
For adjusting the first feed point 210 in the metal center 20 to the equivalent electrical length of the first end 20a so that the gold
Belong to center 20 to radiate first electromagnetic wave signal, the second tune device 40 is for adjusting the metal center 20
In the first feed point 210 to the second end 20b equivalent electrical length so that the metal center 20 by second electromagnetism
Wave signal radiation is gone out.Wherein, the frequency of first electromagnetic wave signal is not equal to the frequency of second electromagnetic wave signal.
In figure, illustrate pumping signal in the first feed point 210 to the oscillation path between the first end 20a with dotted line L1；Use dotted line
L2 illustrates pumping signal in the first feed point to the oscillation path between the second end 20b；And in order to distinguish L1 and L2, scheming
The fineness of the middle lines by L1 and L2 is distinguished, wherein the lines of the lines ratio L1 lines of L2 are thick.
Compared to the prior art, the electronic device 1 of the application loads pumping signal in the gold by the first feed point 210
Belong on center 20, second feed point 220 is grounded, the pumping signal first feed point 210 to the first end 20a it
Between oscillation to generate the first electromagnetic wave signal, the pumping signal is shaken in first feed point 210 between the second end 20b
Swing to form the second electromagnetic wave signal, first tuning device 30 adjust the first feed point 210 in the metal center 20 to
The equivalent electrical length of the first end 20a makes the metal center 20 radiate first electromagnetic wave signal, described
The equivalent electrical length that second tune device 40 adjusts the second feed point 220 to the second end 20b of the metal center 20 makes
The metal center 20 goes out second electromagenetic wave radiation.That is, the electronic device 1 may be implemented while two different frequencies
The frequency band of the electronic device 1 has been expanded in the radiation of the electromagnetic wave signal of rate.
Further, first tuning device 30 is connected electrically between the signal source 10 and first feed point 210,
The second tune device 40 is connected electrically between the signal source 10 and second feed point 220.
In the present embodiment, first tuning device 30 includes capacitance, and the capacitance of the capacitance is more than or equal to
0.3pf and be less than or equal to 5pf.Preferably, the capacitance of the capacitance is more than or equal to 0.3pf and is less than or equal to 2.5pf.Described
The size range of one radiator 21 is 15mm ￣ 35mm, it is preferable that the size of first radiator 21 is 25mm.Described second
Tuning device 40 includes tuning switch serial adjustable appearance or tuning switch serial adjustable sense.When the second tune device
40 when including tunable capacitor, and the capacitance of the tunable capacitor is 0.2pf ￣ 8.2pf；When the second tune device 40 includes
When controllable impedance, the inductance value of the controllable impedance is 2nH ￣ 30nH.The size of second radiator 22 is：58mm ￣
78mm.Wherein, the frequency range that first electromagnetism involves second electromagnetic wave is 700MHG ￣ 1GHZ, wherein described the
The frequency of one electromagnetic wave signal is not equal to the frequency of second electromagnetic wave signal.
Further, the electronic device 1 includes match circuit 50, and the match circuit 50 is connected electrically in the signal source
Between 10 and first tuning device 30, the match circuit 50 for so that the signal source 10 output impedance with it is described
The input impedance of first radiator 21 and second radiator 22 matches, so that the loss of the pumping signal is default
In range.For example, the preset range is 0 ￣ 10%.Specifically, the match circuit 50 is for adjusting the signal source
10 output impedance, and the match circuit 50 is additionally operable to adjust first radiator 21 and second radiator 22
Input impedance, to adjust the matching degree of the output impedance and the input impedance.The application is by adjusting the signal source 10
Output impedance and first radiator 21 and second radiator 22 input impedance matching degree so that the excitation
The input resistant matching of the output impedance of signal and first radiator 21 and second radiator 22, reduces the letter
Energy loss of the pumping signal that number source 10 is sent out on the first antenna radiator and second antenna radiator, is improved
The signal transmission quality that the signal source 10 is sent out, to improve the communication quality of the electronic device 1.
In the present embodiment, the first feed point 210 in the electronic device 1 is electrically connected first tuning by cable
Device 30, second feed point 220 connect the second tune device 40 by cable.Referring to Fig. 5, Fig. 5 is the application the
The structural schematic diagram for the electronic device that five embodiments provide.In the electronic device 1 and fourth embodiment that provide in the present embodiment
The electronic device 1 of offer is essentially identical, the difference is that, in the present embodiment, the electronic device 1 further includes the first bullet
Piece 60, the second shrapnel 70 and circuit board 80.Earth polar 81,60 one end of the first shrapnel electrical connection are provided on the circuit board 80
The other end of the signal source 10, first shrapnel 60 is electrically connected the metal center 20 by first feed point 210；Institute
The one end for stating the second shrapnel 70 is electrically connected earth polar 81 on the circuit board 80, and the other end is electrically connected by second feed point 220
Meet the middle part 20c.
Referring to Fig. 6, Fig. 6 is the structural schematic diagram for the electronic device that the application sixth embodiment provides.In the present embodiment
The electronic device 1 of middle offer and the electronic device 1 provided in fourth embodiment are essentially identical, the difference is that, in this implementation
In mode, the electronic device 1 further includes the first shrapnel 60, the second shrapnel 70 and battery cover 90.The battery cover 90 constitutes ground
Pole 81, one end of first shrapnel 60 are electrically connected the signal source 10, and the other end of first shrapnel 60 passes through described the
One feed point 210 is electrically connected the metal center 20；One end of second shrapnel 70 abuts the battery cover 90, second bullet
The other end of piece 70 abuts second feed point 220.
It is the embodiment of the embodiment of the present invention above, it is noted that those skilled in the art are come
It says, under the premise of not departing from principle of the embodiment of the present invention, several improvements and modifications can also be made, these improvements and modifications
It is considered as protection scope of the present invention.
Claims (11)
1. a kind of electronic device, which is characterized in that the electronic device include signal source, metal center, the first tuning device and
Second tune device, the metal center include first end, second end and are connected between the first end and the second end
Middle part, the signal source includes spaced first feed point and second for generating pumping signal, on the middle part
Feed point, the signal source are electrically connected first feed point by first tuning device, and second feed point passes through described the
Two tuning devices are grounded, and first feed point is to forming the first radiator between the first end, first feed point is to described
The second radiator is formed between second end, first tuning device is used to adjust the equivalent electrical length of first radiator,
So that first radiator receives the pumping signal, the first electromagnetic wave signal is generated simultaneously according to the pumping signal
First electromagnetic wave signal is radiate, the equivalent electricity that the second tune device is used to adjust second radiator is long
Degree generates the second electromagnetic wave signal simultaneously so that second radiator receives the pumping signal according to the pumping signal
Second electromagnetic wave signal is radiate, wherein the frequency of first electromagnetic wave signal is not equal to second electromagnetism
The frequency of wave signal.
2. electronic device as described in claim 1, which is characterized in that first tuning device includes capacitance.
3. electronic device as described in claim 1, which is characterized in that the electronic device includes match circuit, the matching
Circuit is connected electrically between the signal source and first tuning device, and the match circuit is for making the signal source
Output impedance and the input impedance of first radiator and second radiator match, so that the pumping signal
Loss within a preset range.
4. electronic device as described in claim 1, which is characterized in that the electronic device further includes the first shrapnel, the second bullet
Piece and circuit board, earth polar is provided on the circuit board, and first shrapnel one end passes through described in the electrical connection of the first tuning device
The other end of signal source, first shrapnel is electrically connected the middle part by first feed point；The one of second shrapnel
End is electrically connected the earth polar on the circuit board by the second tune device, and the other end is electrically connected institute by second feed point
State middle part.
5. electronic device as described in claim 1, which is characterized in that the electronic device further includes the first shrapnel, the second bullet
Piece and battery cover, the battery cover constitute earth polar, and one end of first shrapnel is electrically connected the letter by the first tuning device
Number source, the other end of first shrapnel pass through first feed point and are electrically connected the middle part；One end of second shrapnel
The battery cover is abutted by the second tune device, the other end of second shrapnel abuts second feed point.
6. a kind of electronic device, which is characterized in that the electronic device include signal source, metal center, the first tuning device and
Second tune device, the metal center include the first end and second end being oppositely arranged, and the metal center further includes first
Feed point and the second feed point, first feed point and the setting of second feed point interval and be arranged the first end and second end it
Between, the signal source is loaded by first feed point in the metal center for generating pumping signal, the pumping signal
On, the second feed point ground connection, the pumping signal is in first feed point to oscillation between the first end to generate first
Electromagnetic wave signal, and the pumping signal is believed in first feed point to oscillation between the second end with generating the second electromagnetic wave
Number, first tuning device be used to adjust the first feed point in the metal center to the first end equivalent electrical length with
So that first electromagnetic wave signal is radiate by the metal center, the second tune device is for adjusting the metal
The first feed point in center to the second end equivalent electrical length so that the metal center believes second electromagnetic wave
It number radiate, wherein the frequency of first electromagnetic wave signal is not equal to the frequency of second electromagnetic wave signal.
7. electronic device as claimed in claim 6, which is characterized in that first tuning device is connected electrically in the signal source
Between first feed point, the second tune device is connected electrically between the signal source and second feed point.
8. electronic device as claimed in claim 7, which is characterized in that the electronic device includes match circuit, the matching
Circuit is connected electrically between the signal source and first tuning device, and the match circuit is for making the signal source
Output impedance and the input impedance of first radiator and second radiator match, so that the pumping signal
Loss is within a preset range.
9. electronic device as claimed in claim 6, which is characterized in that first tuning device includes capacitance；Described second
Tuning device includes tuning switch serial adjustable appearance or tuning switch serial adjustable sense.
10. electronic device as claimed in claim 6, which is characterized in that the electronic device further includes the first shrapnel, the second bullet
Piece and circuit board, earth polar is provided on the circuit board, and first shrapnel one end passes through described in the electrical connection of the first tuning device
The other end of signal source, first shrapnel is electrically connected the metal center by first feed point；Second shrapnel
One end is electrically connected the earth polar on the circuit board by the second tune device, and the other end is electrically connected by second feed point
The middle part.
11. electronic device as claimed in claim 6, which is characterized in that the electronic device further includes the first shrapnel, the second bullet
Piece and battery cover, the battery cover constitute earth polar, and one end of first shrapnel is electrically connected the letter by the first tuning device
Number source, the other end of first shrapnel pass through first feed point and are electrically connected the metal center；The one of second shrapnel
End abuts the battery cover by the second tune device, and the other end of second shrapnel abuts second feed point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810267903.4A CN108631040A (en) | 2018-03-28 | 2018-03-28 | Electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810267903.4A CN108631040A (en) | 2018-03-28 | 2018-03-28 | Electronic device |
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|---|---|
| CN108631040A true CN108631040A (en) | 2018-10-09 |
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ID=63696406
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810267903.4A Pending CN108631040A (en) | 2018-03-28 | 2018-03-28 | Electronic device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687151A (en) * | 2018-12-26 | 2019-04-26 | 维沃移动通信有限公司 | A kind of antenna structure and mobile terminal |
| CN110011025A (en) * | 2018-12-29 | 2019-07-12 | 瑞声科技(新加坡)有限公司 | A kind of antenna system and mobile terminal |
| WO2021036753A1 (en) * | 2019-08-23 | 2021-03-04 | 华为技术有限公司 | Antenna and electronic device |
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| CN109687151A (en) * | 2018-12-26 | 2019-04-26 | 维沃移动通信有限公司 | A kind of antenna structure and mobile terminal |
| WO2020134962A1 (en) * | 2018-12-26 | 2020-07-02 | 维沃移动通信有限公司 | Antenna structure and mobile terminal |
| CN109687151B (en) * | 2018-12-26 | 2021-12-14 | 维沃移动通信有限公司 | Antenna structure and mobile terminal |
| CN110011025A (en) * | 2018-12-29 | 2019-07-12 | 瑞声科技(新加坡)有限公司 | A kind of antenna system and mobile terminal |
| WO2021036753A1 (en) * | 2019-08-23 | 2021-03-04 | 华为技术有限公司 | Antenna and electronic device |
| CN112467387A (en) * | 2020-11-20 | 2021-03-09 | Oppo广东移动通信有限公司 | Antenna device and electronic apparatus |
| WO2023103736A1 (en) * | 2021-12-07 | 2023-06-15 | Oppo广东移动通信有限公司 | Antenna apparatus and electronic device |
| WO2024051743A1 (en) * | 2022-09-09 | 2024-03-14 | 华为技术有限公司 | Antenna apparatus and electronic device |
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Application publication date: 20181009 |