CN109687124A - A kind of Millimeter Wave Phased Array Antenna device and its implementation for mobile terminal - Google Patents
A kind of Millimeter Wave Phased Array Antenna device and its implementation for mobile terminal Download PDFInfo
- Publication number
- CN109687124A CN109687124A CN201811478008.3A CN201811478008A CN109687124A CN 109687124 A CN109687124 A CN 109687124A CN 201811478008 A CN201811478008 A CN 201811478008A CN 109687124 A CN109687124 A CN 109687124A
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- Prior art keywords
- mobile terminal
- phased array
- millimeter wave
- antenna
- electrical dipole
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- 230000010363 phase shift Effects 0.000 claims abstract description 29
- 239000000758 substrate Substances 0.000 claims abstract description 15
- 230000010354 integration Effects 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 8
- 230000009977 dual effect Effects 0.000 abstract description 3
- 230000010287 polarization Effects 0.000 abstract description 3
- 238000005303 weighing Methods 0.000 abstract 1
- 238000013461 design Methods 0.000 description 10
- 238000004891 communication Methods 0.000 description 7
- 230000006854 communication Effects 0.000 description 7
- 230000005855 radiation Effects 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 238000001465 metallisation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- 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
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
-
- 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
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses a kind of Millimeter Wave Phased Array Antenna device and its implementation for mobile terminal, described device includes the electrical dipole antenna battle array of printed on both sides, the double flat of substrate integration wave-guide weighing apparatus feeding network and power-splitting phase shift network.The electrical dipole antenna phased array that the present invention is set up, characteristic with low profile, the covering of the easy of integration and face H broad beam, it is fed using the different phase-shift characterisitcs of phase-shift network, the beam scanning characteristic in the available face E, terminal device can satisfy using the scheme of Third Mate's electrical dipole antenna array and cover demand more than the three-dimensional space of hemisphere, wherein main space region meets dual polarization.
Description
Technical field
The invention belongs to wireless communication systems, and in particular to a kind of Millimeter Wave Phased Array Antenna device for mobile terminal
And its implementation.
Background technique
In future broadband wireless communication systems, Millimeter Wave Phased Array Antenna technology will be widely used, to realize to space
The efficient utilization of resource.Millimeter Wave Phased Array Antenna is directly determined as the Primary Component in wireless communication system, performance
The accessible performance standard of system.And for terminal device, more require its used antenna, in addition to be able to satisfy traditional bandwidth and
Outside gain index, it is also necessary to have the features such as miniaturization, broad beam covering；Particularly, if the antenna can also have end-fire spoke
Penetrate characteristic, then can bring it is more improve capacity usage ratios, reduce interfered between antenna and equipment internal circuit etc. it is additional
Benefit.
Since atmosphere is for the attenuation effect of electromagnetic wave, the array antenna form with high gain characteristics is especially by blueness
It looks at, and is considered to be the potential antenna scheme of millimeter-wave communication system.In view of the intrinsic narrow lobe of high-gain aerial array is wide
The practical application request of degree and terminal device, the aerial array on terminal device are also required to have reliable beam scanning special
Property.
For mobile terminal application scenarios, the ability that covers all around of signal radiation is also of practical significance very much.However make
With single antenna or single antenna array, it is complete in entire three-dimensional space upper half spherical surface hand-held terminal device signal is not able to satisfy
The demand of orientation covering.For this practical problem, up to the present there are no specific solutions for industry, but with millimeter
The quickly development of communi-cation system proposes that a kind of terminal device signal radiation covers all around the necessity and reality of solution
Meaning is self-evident.
Summary of the invention
Goal of the invention: the first object of the present invention in view of the above shortcomings of the prior art, provides a kind of for mobile terminal
Millimeter Wave Phased Array Antenna device, it is a kind of for moving it is another object of the present invention to be provided for proposed antenna assembly
The implementation method of the Millimeter Wave Phased Array Antenna device of terminal.
Technical solution: a kind of Millimeter Wave Phased Array Antenna device for mobile terminal, described device are used for mobile terminal,
The feeding network and power-splitting phase shift network of electrical dipole antenna battle array, substrate integration wave-guide including printed on both sides, the eelctric dipole
Sub-antenna is connected by plated-through hole, and is connect with the metal outer frame of mobile terminal.
Further, the electrical dipole antenna battle array quantity be three it is secondary and its more than, four sides of mobile terminal are set, are wrapped
Include upside, downside, any side of left and right side or combination settings more than any two sides and two sides, and with mobile terminal
Metal edge frame is integrated.
A kind of implementation method of the Millimeter Wave Phased Array Antenna device for mobile terminal, the method includes setting up galvanic couple
Pole sub-antenna phased array constructs the balanced feeding electricity of electrical dipole antenna battle array by double equilibrium responses of substrate integration wave-guide
Road, including integrating the feeding network and power-splitting phase shift network that guided wave is formed by substrate, and electrical dipole antenna battle array is logical by metal
It is connect after the connection of hole with the metal edge frame of mobile terminal.
Further, the power-splitting phase shift network carries out power distribution to input signal and completes phase offset, and
Radio frequency or local oscillator or intermediate frequency carry out phase shift；
Further, the electrical dipole antenna phased array is different by adding to input signal for phase-shift network
Phase shift obtains the beam scanning characteristic in the face E.
The utility model has the advantages that compared with prior art, the present invention significant effect is: the first, day provided by the invention is traditional thread binding
It sets with end-fire antenna pattern；The second, described device is because its radiation is to be able to achieve big band by two-sided electric dipole
It is wide；Third has wider beam angle in the face H, it is easy to accomplish the wide-angle of signal covers；4th, the device utilizes Third Mate
The signal covering of the entire upper half spherical surface of terminal device may be implemented in aerial array；4th, wave beam can scan: utilize different phase shift nets
The aerial array of network feed, may be implemented the effect of beam scanning；5th, apparatus structure of the present invention is simple, and processing is held
Easily, and because be made on dielectric substrate, using PCB technology, thus antenna profile it is low, it is light-weight, be conducive to mass production, Yi Ji
At in terminal device.
Detailed description of the invention
Fig. 1 is the schematic diagram of phased array antenna of the present invention；
Fig. 2 is a kind of top layer top view of design of phased array antenna of the present invention；
Fig. 3 is a kind of bottom top view of design of phased array antenna of the present invention；
Fig. 4 is the electrical dipole antenna battle array in phased array antenna of the present invention；
Fig. 5 is the electric dipole feeding network in phased array antenna of the present invention；
Fig. 6 is that the function that the first phase difference designs in phased array antenna of the present invention divides phase-shift network；
Fig. 7 is that the function that second of phase difference designs in phased array antenna of the present invention divides phase-shift network；
Fig. 8 is that the function that the third phase difference designs in phased array antenna of the present invention divides phase-shift network；
Fig. 9 is that mobile terminal is covered using phased array antenna of the present invention (Third Mate) realization millimetre-wave attenuator signal upper half spherical surface
Scheme；
Figure 10 is the S parameter test result for the phased array antenna for dividing phase-shift network to design the present invention is based on the first function；
Figure 11 is the S parameter test result for the phased array antenna for dividing phase-shift network to design the present invention is based on second of function；
Figure 12 is the S parameter test result for the phased array antenna for dividing phase-shift network to design the present invention is based on the third function；
Figure 13 is the measurement direction face figure E and the H for the phased array antenna for dividing phase-shift network to design the present invention is based on the first function
Face result；
Figure 14 is phased array antenna E surface wave beam scanning test result of the present invention.
Specific embodiment
In order to which technical solution disclosed in this invention is described in detail, with reference to the accompanying drawings of the specification and specific embodiment is done
It is further elucidated above.
A kind of Millimeter Wave Phased Array Antenna device and its implementation for mobile terminal.It is described for mobile terminal
Millimeter wave phased array includes the electrical dipole antenna battle array of printed on both sides, the feeding network of substrate integration wave-guide, power-splitting phase shift network；
Described mobile device such as mobile phone, tablet computer, laptop etc..The radiation of electric dipole is by being printed on the two-sided of substrate
Sheet metal is formed, and is connected by metallization VIA.The radiation of electric dipole by four printeds on both sides in substrate dipole
Antenna is connected with plated-through hole, has end-fire feature, promotes antenna performance using the metal outer frame of the mobile terminals such as mobile phone
Meanwhile solving the bottleneck problem of metal outer frame shielding millimeter-wave signal.
Specifically, it using feeding substrate integrated waveguide structure, is realized by double equilibrium responses of substrate integration wave-guide even
The balanced feeding of pole sub-antenna, and solve the seamless connection with mobile terminals metal outer frames such as mobile phones；When four galvanic couples of use
When pole sub-antenna forms antenna phased array, fed using the different phase-shift characterisitcs of phase-shift network, the wave beam in the available face E
Scan characteristic.
When this aerial array is applied to the communication of millimeter wave terminal, proposed adoption Third Mate's aerial array is mounted on terminal device
Upper side, left side and right side are respectively intended to realize that the top of terminal device, the signal in three directions of the left and right are covered
Lid.Broad beam characteristic by means of electrical dipole antenna array pattern in its face H, being able to achieve a kind of solution terminal device is more than
The three-dimensional space of hemisphere covers demand, and wherein main space region meets dual polarization characteristic.
A kind of Millimeter Wave Phased Array Antenna device and implementation method for mobile terminal disclosed in present embodiment,
Schematic diagram is as shown in Figure 1.
Present invention employs a design examples to carry out Proof-Of Principle, and the characteristic of different phase shifts is realized by delay line,
Top layer top view is as shown in Fig. 2, bottom top view is as shown in Figure 3.All Media material selects Taconic TLY-5.
As shown in figure 4, the radiation of the electric dipole in this example is formed by the two-sided sheet metal for being printed on substrate, and lead to
Metallization VIA is crossed to be connected.The double-sided metal piece width for constituting dipole is 0.6mm, length 2.45mm, and metallization VIA is straight
Diameter is 0.3mm, dielectric thickness 0.254mm, gap 0.3mm.
As shown in figure 5, the substrate integration waveguide double-balance feed structure in this example, length 4mm, width 4.9mm,
Metallization VIA diameter is 0.3mm, is divided into 0.5mm, dielectric thickness 0.254mm.
As shown in figs 6-8, the characteristic for realizing different phase shifts in this example by different delay line networks, when use four
When a electrical dipole antenna composition aerial array, by taking three kinds of function divide phase-shift network scheme as an example, verifying is fed with amplitude equiphase
Equiphase is not fed with same amplitude, and then obtains the scan characteristic of antenna array beam.
As shown in figure 9, proposed adoption Third Mate's aerial array is mounted on when this aerial array is applied to the communication of millimeter wave terminal
Upper side, left side and the right side of terminal device are respectively intended to realize three top, the left and right directions of terminal device
Signal covering.Broad beam characteristic by means of electrical dipole antenna array pattern in its face H is able to achieve a kind of solution terminal
Equipment is more than that the three-dimensional space of hemisphere covers demand, and wherein main space region meets dual polarization characteristic.
Antenna impedance bandwidth test can be seen that by Figure 10-12 as a result, this example covers the 24.75GHz of 5G frequency range extremely
28.5GHz range, meets S11 < -10dB.
Figure 13 be this example electric dipole array antenna equiphase feed when the face E and the face H Pattern measurement as a result,
As can be seen that the antenna has good wide-angle covering power in its face H.
Figure 14 show the face the E directional diagram sweep test of the Millimeter Wave Phased Array Antenna as a result, scanning range reaches 90
Degree, it can be seen that it is with effective beam scanning capabilities.
Claims (5)
1. a kind of Millimeter Wave Phased Array Antenna device for mobile terminal, it is characterised in that: described device is used for mobile terminal,
The feeding network and power-splitting phase shift network of electrical dipole antenna battle array, substrate integration wave-guide including printed on both sides, the eelctric dipole
Sub-antenna is connected by plated-through hole, and is connect with the metal outer frame of mobile terminal.
2. a kind of Millimeter Wave Phased Array Antenna device for mobile terminal according to claim 1, it is characterised in that: institute
State electrical dipole antenna battle array quantity be three it is secondary and its more than, four sides of mobile terminal are set, including upside, downside, left side and
Any side on right side or combination settings more than any two sides and two sides, and be integrated with the metal edge frame of mobile terminal.
3. a kind of implementation method of the Millimeter Wave Phased Array Antenna device for mobile terminal as described in claim 1, special
Sign is: the method includes setting up electrical dipole antenna phased array, being constructed by double equilibrium responses of substrate integration wave-guide
The balanced feeding circuit of electrical dipole antenna battle array, including integrating the feeding network and power-splitting phase shift network that guided wave is formed by substrate.
4. a kind of Millimeter Wave Phased Array Antenna device for mobile terminal according to claim 3, it is characterised in that: institute
The power-splitting phase shift network stated carries out power distribution to input signal and completes phase offset, and carries out in radio frequency or local oscillator or intermediate frequency
Phase shift.
5. a kind of implementation method of Millimeter Wave Phased Array Antenna device for mobile terminal according to claim 3,
Be characterized in that: the electrical dipole antenna phased array adds different phase shifts to input signal by phase-shift network, obtains E
The beam scanning characteristic in face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811478008.3A CN109687124A (en) | 2018-12-05 | 2018-12-05 | A kind of Millimeter Wave Phased Array Antenna device and its implementation for mobile terminal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811478008.3A CN109687124A (en) | 2018-12-05 | 2018-12-05 | A kind of Millimeter Wave Phased Array Antenna device and its implementation for mobile terminal |
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| CN109687124A true CN109687124A (en) | 2019-04-26 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111525262A (en) * | 2020-05-26 | 2020-08-11 | 网络通信与安全紫金山实验室 | Circular multi-beam phased array antenna and communication method |
| CN112072309A (en) * | 2020-09-03 | 2020-12-11 | 中国电子科技集团公司第三十八研究所 | Step compensation low-cost phased array antenna framework and design method thereof |
| CN112382849A (en) * | 2020-11-06 | 2021-02-19 | 东南大学 | Millimeter wave broadband end-fire dual-polarization multi-beam array antenna |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102195143A (en) * | 2011-03-10 | 2011-09-21 | 东南大学 | Broadband shunt-feed omnidirectional antenna array with inclination angle |
| JP2012209830A (en) * | 2011-03-30 | 2012-10-25 | Mitsubishi Electric Corp | Dipole array antenna |
| CN103457015A (en) * | 2013-08-07 | 2013-12-18 | 中国电子科技集团公司第十研究所 | Integrated millimeter wave active phased-array antenna |
| CN106505316A (en) * | 2016-12-30 | 2017-03-15 | 广东盛路通信科技股份有限公司 | A kind of multilayer planar aerial array |
| CN107949954A (en) * | 2015-03-20 | 2018-04-20 | Ami 研发有限责任公司 | Passive series-feed electronic guide dielectric travelling wave array |
| CN108199130A (en) * | 2017-12-13 | 2018-06-22 | 瑞声科技（南京）有限公司 | A kind of antenna system and mobile terminal |
| CN108511924A (en) * | 2018-03-26 | 2018-09-07 | 东南大学 | A kind of broadband end-on-fire antenna array for millimeter-wave communication system |
| CN209448012U (en) * | 2018-12-05 | 2019-09-27 | 东南大学 | A kind of Millimeter Wave Phased Array Antenna device for mobile terminal |
-
2018
- 2018-12-05 CN CN201811478008.3A patent/CN109687124A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102195143A (en) * | 2011-03-10 | 2011-09-21 | 东南大学 | Broadband shunt-feed omnidirectional antenna array with inclination angle |
| JP2012209830A (en) * | 2011-03-30 | 2012-10-25 | Mitsubishi Electric Corp | Dipole array antenna |
| CN103457015A (en) * | 2013-08-07 | 2013-12-18 | 中国电子科技集团公司第十研究所 | Integrated millimeter wave active phased-array antenna |
| CN107949954A (en) * | 2015-03-20 | 2018-04-20 | Ami 研发有限责任公司 | Passive series-feed electronic guide dielectric travelling wave array |
| CN106505316A (en) * | 2016-12-30 | 2017-03-15 | 广东盛路通信科技股份有限公司 | A kind of multilayer planar aerial array |
| CN108199130A (en) * | 2017-12-13 | 2018-06-22 | 瑞声科技（南京）有限公司 | A kind of antenna system and mobile terminal |
| CN108511924A (en) * | 2018-03-26 | 2018-09-07 | 东南大学 | A kind of broadband end-on-fire antenna array for millimeter-wave communication system |
| CN209448012U (en) * | 2018-12-05 | 2019-09-27 | 东南大学 | A kind of Millimeter Wave Phased Array Antenna device for mobile terminal |
Non-Patent Citations (1)
| Title |
|---|
| 韩克武等: ""一种新型的毫米波有源相控阵天线的研制"" * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111525262A (en) * | 2020-05-26 | 2020-08-11 | 网络通信与安全紫金山实验室 | Circular multi-beam phased array antenna and communication method |
| CN112072309A (en) * | 2020-09-03 | 2020-12-11 | 中国电子科技集团公司第三十八研究所 | Step compensation low-cost phased array antenna framework and design method thereof |
| CN112382849A (en) * | 2020-11-06 | 2021-02-19 | 东南大学 | Millimeter wave broadband end-fire dual-polarization multi-beam array antenna |
| CN112382849B (en) * | 2020-11-06 | 2022-09-13 | 东南大学 | Millimeter wave broadband end-fire dual-polarization multi-beam array antenna |
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