CN109687115A - GPS antenna structure and electric terminal for electric terminal - Google Patents
GPS antenna structure and electric terminal for electric terminal Download PDFInfo
- Publication number
- CN109687115A CN109687115A CN201910080371.8A CN201910080371A CN109687115A CN 109687115 A CN109687115 A CN 109687115A CN 201910080371 A CN201910080371 A CN 201910080371A CN 109687115 A CN109687115 A CN 109687115A
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- China
- Prior art keywords
- antenna
- frequency range
- gps
- frequency
- lte
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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
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
-
- 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
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2258—Supports; Mounting means by structural association with other equipment or articles used with computer equipment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
-
- 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
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent 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
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
- H01Q5/28—Arrangements for establishing polarisation or beam width over two or more different wavebands
-
- 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
-
- 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
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
- H01Q9/42—Resonant antennas with feed to end of elongated active element, e.g. unipole with folded element, the folded parts being spaced apart a small fraction of the operating wavelength
Abstract
The present invention provides a kind of GPS antenna structure and electric terminal for electric terminal, the GPS antenna structure includes: at least two antennas, the metal edge frame of the electric terminal is cracked by least one and is divided at least two parts, each part at least two part is made as independent antenna, to form at least two antennas, wherein, the side of first antenna at least two antennas is for connecting feeding point, first antenna is used to receive the wireless signal of the first frequency range of GPS, first pre-position of the second antenna at least two antennas is for being connected to GPS the second frequency range module, second antenna is used to receive the wireless signal of the second frequency range of GPS.Using the GPS antenna structure and electric terminal for electric terminal of exemplary embodiment of the present, the interference between antenna can be effectively reduced, improve antenna overall performance.
Description
Technical field
All things considered of the present invention is related to antenna structure, more particularly, is related to a kind of GPS for electric terminal
(Global Positioning System, global positioning system) antenna structure and electronics with the GPS antenna structure are whole
End.
Background technique
With the continuous development of electronic communication, electric terminal has more and more abundant function, supports electric terminal
Realize that the antenna of various data transmission and communication function is also more and more.
Currently, in electric terminal frequently with a kind of antenna set-up mode be to increase by an antenna branch in electric terminal
Frame uses LDS (Laser-Direct-structuring, laser direct structuring technique) or FPCB (Flexible
Printed Circuit Board, flexible printed circuit board) design antenna.But this design method increases Material Cost, and
And Antenna Design is on a printed circuit, without headroom, also without height, leading to antenna performance, low (antenna efficiency generally exists
16% or less).
In addition to above-mentioned Antenna Design mode, can also using the metal edge frame of electric terminal as a part of antenna, and
Multiple functions are integrated on same root antenna.For example, the GPS dual-band antenna of certain electric terminal, by the metal edges of electric terminal
A part of frame supports GPS L1 frequency range/L5 frequency range and BT/WIFI frequency range as antenna, frequency band covers 1170~
2500MHz, so big span will bring the problem of antenna adjustment difficulty.Additionally, due to multiple functions are integrated with, so that access
Upper combiner causes path loss to increase using increasing.
Summary of the invention
Exemplary embodiment of the present invention is designed to provide a kind of GPS antenna structure and electricity for electric terminal
Sub- terminal, to overcome above-mentioned at least one defect.
One aspect according to an exemplary embodiment of the present invention provides a kind of global positioning system for electric terminal
GPS antenna structure, comprising: the metal edge frame of the electric terminal is cracked by least one and is divided by least two antennas
At least two parts, each part at least two part are made as independent antenna, to form at least two
Antenna, wherein the side of the first antenna at least two antennas is for connecting the first feeding point, and first antenna is for connecing
The wireless signal of the first frequency range of GPS is received, the first pre-position of the second antenna at least two antennas is for connecting
Second feeding point, the second antenna are used to receive the wireless signal of the second frequency range of GPS.
Optionally, first antenna can be also used to reception or radiate the wireless signal of long term evolution LTE third frequency range, and second
Antenna can be also used to receive or radiate the wireless signal of the 4th frequency range of LTE.
Optionally, the second pre-position of the second antenna can be used for connecting third feeding point, so that the 4th frequency range of LTE
Wireless signal is motivated by third feeding point, wherein the GPS antenna structure can further include: bandpass filter, band logical filter
One end of wave device is connected to the first pre-position, and the other end of bandpass filter is for connecting the second feeding point, so that GPS the
The wireless signal of two frequency ranges is motivated by the second feeding point.
Optionally, the first frequency range of GPS can be GPS L1 frequency range, and the second frequency range of GPS can be GPSL5 frequency range, LTE third frequency range
It can be the medium-high frequency section of LTE, the 4th frequency range of LTE can be the low-frequency range of LTE.
Optionally, the side of first antenna can be first antenna close to the side of the second antenna, and first antenna is separate
The other side of second antenna can be grounded.
Optionally, the GPS antenna structure can further include frequency-selective switch and the second grounding point, wherein the public affairs of frequency-selective switch
End is connected to the second pre-position altogether, and multiple connecting pins of frequency-selective switch are connected respectively to the second grounding point, wherein frequency-selecting is opened
Pass is controlled to connecting pin corresponding with current working frequency range and common end according to the current working frequency range of the second antenna
Connection.
Optionally, at least two antennas can further include third antenna, and first antenna, the second antenna and third antenna can
For on metal edge frame by three parts of two arranged in sequence being divided into that crack, wherein third antenna can be used for receive or
Radiate the wireless signal of bluetooth and/or WIFI frequency range.
Optionally, the side close to the second antenna of third antenna can be used for being connected to bluetooth and/or WIFI module, third
The other side of the antenna far from the second antenna can be grounded, wherein the GPS antenna structure can further include: high-pass filter and third
Grounding point, wherein one end of high-pass filter may be connected to the side on the second antenna close to third antenna, high-pass filter
The other end may be connected to third grounding point, and wireless signal more than preset frequency is grounded by high-pass filter.
Another aspect according to an exemplary embodiment of the present invention provides a kind of electric terminal, is used for electronics including above-mentioned
The GPS antenna structure of terminal.
It, can in the GPS antenna structure and electric terminal according to an exemplary embodiment of the present invention for electric terminal
It reduces antenna number and saves space, additionally it is possible to the interference between antenna be effectively reduced, improve antenna overall performance.
Part in following description is illustrated into the other aspect and/or advantage of present general inventive concept, there are also one
Dividing will be apparent by description, or can learn by the implementation of present general inventive concept.
Detailed description of the invention
Pass through the detailed description carried out below with reference to the attached drawing for being exemplarily illustrated embodiment, exemplary embodiment of the present
Above and other objects, features and advantages will become apparent, in which:
Fig. 1 shows the schematic diagram of the metal edge frame of electric terminal according to an exemplary embodiment of the present invention；
Fig. 2 shows the schematic diagrames of the GPS antenna structure according to an exemplary embodiment of the present invention for electric terminal；
What Fig. 3 showed the wireless signal in first antenna according to an exemplary embodiment of the present invention moves towards schematic diagram；
Fig. 4 shows the line schematic diagram of frequency-selective switch according to an exemplary embodiment of the present invention；
Fig. 5 shows the trend of the wireless signal of the GPS L5 frequency range in the second antenna according to an exemplary embodiment of the present invention
Schematic diagram；
Fig. 6 shows walking for the wireless signal of the low-frequency range of the LTE in the second antenna according to an exemplary embodiment of the present invention
To schematic diagram；
Fig. 7 shows the bluetooth in third antenna according to an exemplary embodiment of the present invention/WIFI frequency range wireless signal
Move towards schematic diagram；
Fig. 8 shows the schematic diagram of the antenna efficiency of GPS antenna structure according to an exemplary embodiment of the present invention.
Specific embodiment
It reference will now be made in detail the embodiment of the present invention, examples of the embodiments are shown in the accompanying drawings, wherein identical mark
Number identical component is referred to always.It will illustrate the embodiment, by referring to accompanying drawing below to explain the present invention.
Fig. 1 shows the schematic diagram of the metal edge frame of electric terminal according to an exemplary embodiment of the present invention.As an example, electric
Sub- terminal can have the electronic equipment of metal edge frame for smart phone, tablet computer, personal digital assistant, game machine etc..
The metal edge frame of electric terminal according to an exemplary embodiment of the present invention by least one crack be separated into
Few two parts, each crack in be filled using insulating materials (for example, resin), each portion at least two parts
Divide and be made as independent antenna, to form at least two antennas.As shown in Figure 1, it shows the metal of electric terminal
Frame cracks by two and is separated into three parts, with formed first antenna, the second antenna, third antenna schematic diagram.
Fig. 2 shows the schematic diagrames of the GPS antenna structure according to an exemplary embodiment of the present invention for electric terminal.Ying Li
Solution, in exemplary embodiments of the present invention, is situated between so that the metal edge frame of electric terminal is separated into three antennas as an example
It continues, however, the present invention is not limited thereto, those skilled in the art can increase or decrease the quantity of antenna according to actual needs.
As shown in Fig. 2, first antenna T1, the second antenna T2 and third antenna T3 can be quilt on the metal edge frame of electric terminal
Three parts of two arranged in sequence being divided into that crack, that is to say, that the antenna separated is close two-by-two.
Preferably, the second antenna T2 can be between first antenna T1 and third antenna T3, this is because first antenna T1
The frequency range for the wireless signal for receiving or radiating with third antenna T3 is closer to, using the second antenna T2 by first antenna T1
It is separated with third antenna T3, the interference between signal can be reduced.
In the illustrated example shown in fig. 2, first antenna T1 is located at the left side of the second antenna T2, and third antenna T3 is located at second day
The right side of line T2, however, the present invention is not limited thereto are also possible to the left side that third antenna T3 is located at the second antenna T2, first antenna T1
Positioned at the right side of the second antenna T2.
The side of first antenna T1 is for connecting feeding point A1, and the first pre-position on the second antenna T2 is for connecting
To the second frequency range of GPS modules A 2, first antenna T1 is used to receive the wireless signal of the first frequency range of GPS, and the second antenna T2 is for connecing
Receive the wireless signal of the second frequency range of GPS.Here, the first pre-position on the second antenna T2 can by be directly connected to mode or
Person's mode of being of coupled connections is connected to the second frequency range of GPS modules A 2.
As an example, the first frequency range of GPS can be GPS L1 frequency range, here, GPS L1 frequency range is used for low Accuracy Positioning,
Positioning accuracy is generally 30 meters.The second frequency range of GPS can be GPSL5 frequency range, and here, GPSL5 frequency range is used for high-accuracy position system,
Positioning accuracy is generally up to 30 centimetres.
In the GPS antenna structure of exemplary embodiment of the present, GPS L1 frequency range and GPSL5 frequency range are separately designed
On two antennas, this GPS dual-band antenna design method can substantially reduce antenna adjustment difficulty, and save space, moreover it is possible to protect
Demonstrate,prove good antenna performance.
In a preferred embodiment, first antenna T1 and the second antenna T2 can also be made to take into account other frequency ranges, for example, first
Antenna T1 can also be used in the wireless communication for receiving or radiating LTE (Long Term Evolution, long term evolution) third frequency range
Number, the second antenna T2 can also be used in the wireless signal for receiving or radiating the 4th frequency range of LTE.
As an example, LTE third frequency range can be the medium-high frequency section (that is, the frequency range for meeting first band area requirement) of LTE,
For example, the frequency range that LTE third frequency range covers may include 1550MHz~2700MHz.The 4th frequency range of LTE can be the low frequency of LTE
Section (that is, the frequency range for meeting second band area requirement), for example, the frequency range that the 4th frequency range of LTE covers may include 850MHz
~960MHz.
Preferably, the side for connecting feeding point A1 of first antenna T1 is first antenna T1 close to the second antenna T2's
Side, that is, first antenna T1 is close to the side of the second antenna T2 for connecting feeding point A1, and first antenna T1 is far from the second antenna
The other side of T2 is grounded, and the wireless signal of the first frequency range of GPS and the wireless signal of LTE third frequency range can pass through feeding point A1 at this time
It is motivated.
In a preferred embodiment, GPS antenna structure according to an exemplary embodiment of the present invention can further include duplexer E,
One end of duplexer E is connected to feeding point A1 (can also connect with first antenna T1 close to the side of the second antenna T2), duplexer E
The other end be connected respectively to the LTE in the GPS L1 module in electric terminal (that is, the first frequency range of GPS module) and electric terminal
Medium-high frequency module (that is, LTE third frequency range module), duplexer is for GPS L1 band link and LTE medium-high frequency link to be combined into
All the way.Here, feeding point A1 can be connected to one end of duplexer E by being directly connected to mode or the mode of being of coupled connections.
What Fig. 3 showed the wireless signal in first antenna T1 according to an exemplary embodiment of the present invention moves towards schematic diagram.
As shown in figure 3, first antenna T1 uses the feed form of Loop (ring), GPS L1 frequency range and LTE medium-high frequency section
Wireless signal motivated by feeding point A1.First antenna T1 can be reached preferable by above-mentioned Antenna Design mode
Antenna performance.
Preferably, GPS antenna structure according to an exemplary embodiment of the present invention can further include: the first grounding point G1, second
The third pre-position of the side of the close first antenna T1 of antenna T2 for connecting the first grounding point G1, by be arranged this
One grounding point G1 can substantially eliminate interference of the second antenna T2 to first antenna T1.
To enable the second antenna T2 to support the 4th frequency range of the second frequency range of GPS and LTE, in a preferred embodiment, according to
The GPS antenna circuit of exemplary embodiment of the present can further include bandpass filter BPF (Band Pass Filter).
The GPS L5 modules A 2 that the first pre-position on second antenna T2 is used to be connected in electric terminal is (that is, GPS
Second frequency range module).The second pre-position on second antenna T2 can be used for being connected to the 4th frequency range modules A 3 of LTE, so that
The wireless signal of the 4th frequency range of LTE is motivated by the second pre-position, and the second predetermined position can be located at the second antenna T2
Between upper third predetermined position and the first predetermined position for connecting the first grounding point G1.Here, on the second antenna T2
One pre-position and the second pre-position can be connected respectively to GPS by being directly connected to mode or the mode of being of coupled connections
The 4th frequency range modules A 3 of L5 modules A 2 and LTE.
One end of bandpass filter BPF may be connected to the first pre-position on the second antenna T2, bandpass filter BPF
The other end can be used for being connected to the second frequency range of GPS modules A 2 so that the wireless signal of the second frequency range of GPS by first pre-determined bit
It sets and is motivated.Here, bandpass filter BPF allow by signal band range can be the second frequency range of GPS frequency range,
That is, 1176.45MHz ± 1.023MHz.That is, bandpass filter BPF only allows the wireless signal of the second frequency range of GPS logical
It crosses, avoids the interference of other signals.Here, due to the selecting frequency characteristic of bandpass filter BPF, bandpass filter BPF is outer to band
Signal is presented high-impedance state and avoids wireless with the 4th frequency range of LTE so that the wireless signal of 700MHz~960MHz can not pass through
Signal generates mutual interference.
The wireless signal of the 4th frequency range of LTE can be motivated by the second pre-position, in a preferred embodiment, root
It can according to the GPS antenna structure of exemplary embodiment of the present further include: frequency-selective switch S and the second grounding point G2.
Fig. 4 shows the line schematic diagram of frequency-selective switch according to an exemplary embodiment of the present invention.It should be understood that Fig. 4 is to select
Frequency switch includes what is be introduced for three connecting pins, and however, the present invention is not limited thereto, those skilled in the art can be according to reality
Border demand adjusts the quantity of the connecting pin of frequency-selective switch.
As shown in figure 4, the common end S1 of frequency-selective switch is connected to the second pre-position on the second antenna T2.Here,
The second predetermined position on second antenna T2 may be connected to the LTE low frequency module in electric terminal, that is to say, that frequency-selective switch
Common end S1 also may be coupled in the connection line between the 4th frequency range module of the second predetermined position and LTE.Frequency-selective switch
Multiple connecting pins (such as S2~S4) are connected respectively to the second grounding point G2.
In the case, electric terminal can detect the current working frequency range of the second antenna T2, current according to the second antenna T2
Working frequency range, control frequency-selective switch connecting pin corresponding with current working frequency range is connect with common end.
That is, the frequency error factor of 700MHz~960MHz can be carried out, using frequency-selective switch to meet bandwidth demand.
Fig. 5 shows the trend of the wireless signal of the GPS L5 frequency range in the second antenna according to an exemplary embodiment of the present invention
Schematic diagram.Fig. 6 shows the trend of the wireless signal of the low-frequency range of the LTE in the second antenna according to an exemplary embodiment of the present invention
Schematic diagram.
As shown in Figure 5 and Figure 6, the second antenna feeds form using double-fed point, IFA, and the wireless signal of GPS L5 frequency range is logical
It crosses the second frequency range of GPS modules A 2 to be motivated, after bandpass filter BPF, so that the wireless communication of only GPS L5 frequency range
Number (that is, 1176.45MHz ± 1.023MHz signal) passes through, avoids the interference of other signals.
The wireless signal of LTE low-frequency range is motivated by the 4th frequency range modules A 3 of LTE, cooperate the use of frequency-selective switch into
The frequency error factor of row 700MHz~960MHz, to meet bandwidth demand.
The side close to the second antenna T2 of third antenna T3 is for being connected to bluetooth and/or WIFI module A4, third day
Line T3 is grounded far from the other side of the second antenna T2.Here, the side close to the second antenna T2 of third antenna T3 can be by straight
It connects connection type or the mode of being of coupled connections is connected to bluetooth and/or WIFI module A4.
In a preferred embodiment, the GPS antenna structure according to an exemplary embodiment of the present invention for electric terminal can
Further include: high-pass filter HPF (High Pass Filter) and third grounding point G3.One end of high-pass filter HPF connects
Close to the side of third antenna T3 on to the second antenna T2, the other end of high-pass filter HPF is connected to third grounding point G3, makes
The wireless signal for obtaining preset frequency or more can be grounded by high-pass filter HPF.
Here, high-pass filter HPF is for filtering out frequency range that third antenna T3 is supported (that is, bluetooth BT/WIFI
Frequency range) wireless signal, as an example, preset frequency may include but be not limited to 2GHz frequency.
Fig. 7 shows the bluetooth in third antenna according to an exemplary embodiment of the present invention/WIFI frequency range wireless signal
Move towards schematic diagram.
As shown in fig. 7, third antenna T3 uses the feed form of Loop, high-pass filter HPF is set in the second antenna T2
It is more than preset frequency (for example, 2GHz) wireless due to the selecting frequency characteristic of high-pass filter HPF close to the side of third antenna
Signal is conducting to ground in the end of the second antenna T2, then the second antenna T2 substantially eliminates the interference of third antenna T3, third day
Line T3 can reach preferable antenna performance by above-mentioned Antenna Design mode.
For the low frequency signal of the second antenna T2, high-pass filter HPF is presented high-impedance state, is equivalent to the effect of disconnection, because
The addition of this high-pass filter HPF substantially will not impact the low frequency performance of the second antenna T2.
According to the antenna design of aforementioned present invention exemplary embodiment, the concrete function of above-mentioned three antennas can be drawn
Point as follows: first antenna T1 supports GPS L1 frequency range and LTE medium-high frequency section, the second antenna T2 support GPS L5 frequency range and
LTE low-frequency range, third antenna T3 support BT/WIFI frequency range.By division as above, three antennas support different frequencies respectively
Band can be conducive to improve the problem of antenna mutual interference influences.
Fig. 8 shows the schematic diagram of the antenna efficiency of GPS antenna structure according to an exemplary embodiment of the present invention.In this example
In, abscissa indicates frequency f (unit GHz), and ordinate indicates antenna efficiency Eff (unit %).
As shown in figure 8, curve 1 indicates the antenna efficiency of three frequency ranges in the second antenna under LTE low-frequency range, 2 table of curve
Show the antenna efficiency of GPS L5 frequency range in the second antenna, curve 3 indicates the antenna efficiency of first antenna, and curve 4 indicates third day
The antenna efficiency of line.
From shown in Fig. 8 as can be seen that the antenna efficiency of the second antenna can achieve 25% substantially, first antenna and third day
The antenna efficiency of line can achieve 40% substantially, and the performance of each antenna is very good.
Another aspect according to an exemplary embodiment of the present invention also provides a kind of electric terminal, which includes upper
The GPS antenna structure for electric terminal stated.
Using the GPS antenna structure and electric terminal for electric terminal of exemplary embodiment of the present, by double
The mode of feed point compatible with GPS L5 frequency range on the antenna among metal edge frame, metal edges of the drop GPS L1 frequency range design in corner
On frame, in combination with the use of filter, the interference between antenna is effectively reduced, improves the overall performance of antenna.
Using the GPS antenna structure and electric terminal for electric terminal of exemplary embodiment of the present, can subtract
Few antenna number, and save space.Path loss can also be reduced, isolation is improved, the performance of antenna can be adjusted flexibly.
The foregoing describe each exemplary embodiments of the invention, it should be appreciated that foregoing description is merely exemplary, and exhaustive
Property, the present invention is not limited to disclosed each exemplary embodiments.Without departing from the scope and spirit of the invention, right
Many modifications and changes are obvious for those skilled in the art.Therefore, protection of the invention
Range should be subject to the scope of the claims.
Claims (10)
1. a kind of global position system GPS antenna structure for electric terminal characterized by comprising
The metal edge frame of the electric terminal is cracked by least one and is divided at least two parts by least two antennas,
Each part at least two part is made as independent antenna, to form at least two antennas,
Wherein, the side of the first antenna at least two antennas is for connecting feeding point, and first antenna is for receiving GPS
The wireless signal of first frequency range,
First pre-position of the second antenna at least two antennas is used to be connected to GPS the second frequency range module, the
Two antennas are used to receive the wireless signal of the second frequency range of GPS.
2. GPS antenna structure as described in claim 1, which is characterized in that first antenna is also used to receive or radiate long-term
The wireless signal of evolution LTE third frequency range, the second antenna are also used to receive or radiate the wireless signal of the 4th frequency range of LTE,
And/or the GPS antenna structure further include:
Duplexer, one end of duplexer are connected to feeding point, the other end of duplexer be connected respectively to GPS the first frequency range module and
LTE third frequency range module.
3. GPS antenna structure as claimed in claim 2, which is characterized in that the GPS antenna structure further include:
Bandpass filter, one end of bandpass filter are connected to the first pre-position, and the other end of bandpass filter is connected to
GPS the second frequency range module.
4. GPS antenna structure as claimed in claim 3, which is characterized in that the second pre-position of the second antenna is for connecting
It is connected to the 4th frequency range module of LTE,
And/or the GPS antenna structure further include:
First grounding point, the third pre-position of the side of the close first antenna of the second antenna is for connecting the first ground connection
Point,
Wherein, the second predetermined position is between third predetermined position and the first predetermined position.
5. GPS antenna structure as claimed in claim 4, which is characterized in that the first frequency range of GPS is GPSL1 frequency range, GPS second
Frequency range is GPSL5 frequency range, and LTE third frequency range is the medium-high frequency section of LTE, and the 4th frequency range of LTE is the low-frequency range of LTE.
6. GPS antenna structure as described in claim 1, which is characterized in that the side of first antenna is leaned on for first antenna
The side of nearly second antenna, first antenna are grounded far from the other side of the second antenna.
7. GPS antenna structure as claimed in claim 4, which is characterized in that the GPS antenna structure further include frequency-selective switch and
Second grounding point,
Wherein, the common end of frequency-selective switch is connected to the second pre-position, and multiple connecting pins of frequency-selective switch are connected respectively to
Second grounding point,
Wherein, frequency-selective switch is controlled as company corresponding with current working frequency range according to the current working frequency range of the second antenna
End is connect to connect with common end.
8. the GPS antenna structure as described in any one in claim 1-7, which is characterized in that at least two antennas
It further include third antenna, first antenna, the second antenna and third antenna are to be cracked to be divided into sequentially by two on metal edge frame
Three parts of arrangement,
Wherein, third antenna is used to receive or radiate the wireless signal of bluetooth and/or WIFI frequency range.
9. GPS antenna structure as claimed in claim 8, which is characterized in that use the side close to the second antenna of third antenna
In being connected to bluetooth and/or WIFI module, third antenna is grounded far from the other side of the second antenna,
And/or the GPS antenna structure further include: high-pass filter and third grounding point,
Wherein, one end of high-pass filter be connected on the second antenna close to third antenna side, high-pass filter it is another
End is connected to third grounding point, and wireless signal more than preset frequency is grounded by high-pass filter.
10. a kind of electric terminal, which is characterized in that including the GPS antenna knot as described in any one in claim 1-9
Structure.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910080371.8A CN109687115A (en) | 2019-01-28 | 2019-01-28 | GPS antenna structure and electric terminal for electric terminal |
| PCT/KR2020/001134 WO2020159155A1 (en) | 2019-01-28 | 2020-01-22 | Gps antenna structure for electronic terminal and electronic terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910080371.8A CN109687115A (en) | 2019-01-28 | 2019-01-28 | GPS antenna structure and electric terminal for electric terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109687115A true CN109687115A (en) | 2019-04-26 |
Family
ID=66194826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910080371.8A Pending CN109687115A (en) | 2019-01-28 | 2019-01-28 | GPS antenna structure and electric terminal for electric terminal |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109687115A (en) |
| WO (1) | WO2020159155A1 (en) |
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| CN110380190A (en) * | 2019-08-08 | 2019-10-25 | 维沃移动通信有限公司 | A kind of antenna modules and electronic equipment |
| WO2020159155A1 (en) * | 2019-01-28 | 2020-08-06 | Samsung Electronics Co., Ltd. | Gps antenna structure for electronic terminal and electronic terminal |
| CN112216965A (en) * | 2020-09-30 | 2021-01-12 | Oppo广东移动通信有限公司 | Antenna assembly and electronic equipment |
| CN112490626A (en) * | 2020-11-30 | 2021-03-12 | 维沃移动通信有限公司 | Antenna structure and electronic device |
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| WO2020159155A1 (en) * | 2019-01-28 | 2020-08-06 | Samsung Electronics Co., Ltd. | Gps antenna structure for electronic terminal and electronic terminal |
| CN110380190B (en) * | 2019-08-08 | 2021-07-30 | 维沃移动通信有限公司 | Antenna module and electronic equipment |
| CN110380190A (en) * | 2019-08-08 | 2019-10-25 | 维沃移动通信有限公司 | A kind of antenna modules and electronic equipment |
| CN112886213B (en) * | 2019-11-29 | 2023-02-28 | RealMe重庆移动通信有限公司 | Wearable electronic equipment |
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| WO2021179825A1 (en) * | 2020-03-12 | 2021-09-16 | Oppo广东移动通信有限公司 | Antenna assembly and electronic device |
| EP4113741A4 (en) * | 2020-03-12 | 2023-08-02 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Antenna assembly and electronic device |
| WO2021179808A1 (en) * | 2020-03-12 | 2021-09-16 | Oppo广东移动通信有限公司 | Antenna assembly and electronic device |
| WO2021179810A1 (en) * | 2020-03-12 | 2021-09-16 | Oppo广东移动通信有限公司 | Antenna assembly and electronic device |
| CN113839181A (en) * | 2020-06-23 | 2021-12-24 | 北京小米移动软件有限公司 | Antenna module and terminal equipment |
| CN112216965A (en) * | 2020-09-30 | 2021-01-12 | Oppo广东移动通信有限公司 | Antenna assembly and electronic equipment |
| CN112490626A (en) * | 2020-11-30 | 2021-03-12 | 维沃移动通信有限公司 | Antenna structure and electronic device |
| CN112490626B (en) * | 2020-11-30 | 2023-08-22 | 维沃移动通信有限公司 | Antenna structure and electronic equipment |
| CN112599975A (en) * | 2020-12-02 | 2021-04-02 | 维沃移动通信有限公司 | Mobile communication device |
| WO2022116887A1 (en) * | 2020-12-02 | 2022-06-09 | 维沃移动通信有限公司 | Mobile communication device |
| CN113013593A (en) * | 2021-02-24 | 2021-06-22 | Oppo广东移动通信有限公司 | Antenna assembly and electronic equipment |
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| WO2020159155A1 (en) | 2020-08-06 |
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