CN209374679U - A kind of millimeter wave digital multiple beam array device of mobile terminal - Google Patents
A kind of millimeter wave digital multiple beam array device of mobile terminal Download PDFInfo
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- CN209374679U CN209374679U CN201822029460.3U CN201822029460U CN209374679U CN 209374679 U CN209374679 U CN 209374679U CN 201822029460 U CN201822029460 U CN 201822029460U CN 209374679 U CN209374679 U CN 209374679U
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- mobile terminal
- millimeter wave
- array
- multiple beam
- dipole antenna
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Abstract
The utility model discloses a kind of millimeter wave digital multiple beam array device of mobile terminal, described device includes numeric field Wave-packet shaping network, analog-digital converter/digital analog converter, multichannel transmitting/receiving radio frequency front end and electrical dipole antenna battle array.Aerial array described in the utility model is by setting up electrical dipole antenna array, have the characteristics that low profile, the covering of the easy of integration and face H broad beam, and the utility model is fed using the different phase-shift characterisitcs of numeric field Wave-packet shaping network, the beam scanning and multi-beam 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 utility model belongs to wireless communication system, and in particular to a kind of millimeter wave digital multiple beam antenna array means.
Background technique
Millimeter wave can provide extensive compared with the currently below communication system of 6GHz in future broadband wireless communication systems
Usable spectrum reaches the requirement of high data throughput in communication system for supporting Broad-band Modulated Signal.Although millimeter wave honeycomb
With huge potentiality, but the electromagnetic wave under millimeter-wave frequency can be by highly attenuating caused by free space path loss.Fortunately
Fortune, the wavelength of shorter millimeter-wave signal can use aerial array in a smaller space, to obtain higher antenna
Gain, and realize by advanced multi-beam or beam scanning technology the flexibility of millimeter-wave systems.
Digital multi-beam technology uses advanced numeric field beam forming technique, precoding multiple-input-multiple-output communication system
Multiple wave beams can be generated simultaneously, or complete the dynamic scan of multiple wave beams, support single user and the multi input of multi-user
The data stream transmitting of multi output completes better signal coverage rate, improves the efficiency of millimeter wave cellular communication.
For mobile terminal (such as mobile phone, tablet computer, laptop) application scenarios, signal radiation it is comprehensive
Covering power is also of practical significance very much.However single digital multiple beam array is used, limited coverage area is scanned, can not be expired
The demand that sufficient hand-held terminal device signal is covered all around in entire three-dimensional space upper half spherical surface.For this practical problem, industry
Up to the present there are no specific solutions on boundary, but with the quickly development of millimeter-wave communication system, propose a kind of terminal
Device signal radiation covers all around solution with necessity and practical significance.
Utility model content
Purpose of utility model: in view of the above shortcomings of the prior art, the utility model provides a kind of millimeter of mobile terminal
Wave number word multibeam antenna battle array device.
Technical solution: a kind of millimeter wave digital multiple beam array device of mobile terminal, including analog-digital converter/
Digital analog converter, multichannel transmitting/receiving radio frequency front end, electrical dipole antenna battle array.Described device is used for mobile terminal, institute
It states electrical dipole antenna battle array to be connected with multichannel transmitting/receiving radio frequency front end respectively, and back cascaded analogue digital quantizer/number
Word analog converter.
Further, the electrical dipole antenna battle array by plated-through hole be connected, and with outside the metal of mobile terminal
Frame connection；
Further, the electrical dipole antenna battle array is printed on both sides setting；
Further, its quantity of the electric dipole is four；
Further, the mobile terminal is mobile electronic device, including mobile phone, tablet computer and laptop；
Further, described device is integrated with the metal edge frame in terminal, be arranged in mobile terminal upper side, under
Side, left side or right side, and including four faces any one or it is any two kinds and its more than combination settings.
Further, upper side, left side or the right side that terminal device is arranged in mobile terminal is arranged in the aerial array
Metal edge frame on side, with terminal is integrated, and is covered each by the top of terminal device, the letter in three directions of the left and right
Number, the broad beam characteristic by electrical dipole antenna array pattern in its face H realizes three-dimensional space covering.
Further, described device includes the set-up mode of following state:
(1) different channel signals emission state: are applied with different equiphase differences in numeric field Wave-packet shaping network
Phase shift factor, and be overlapped, into digital analog converter, emits radio-frequency front-end finally by multichannel, feed to galvanic couple
Pole sub-antenna battle array, is radiated；
(2) reception state: by electrical dipole antenna battle array received signal, being sent to multichannel receiving radio frequency front end, enters
Analog-digital converter, finally by the phase shift factor for applying different equiphase differences in numeric field Wave-packet shaping network, and
It is overlapped.
Further, the method includes realizing electrical dipole antenna by double equilibrium responses of substrate integration wave-guide
Balanced feeding, and be seamlessly connected with mobile terminal metal outer frame.
Further, the method includes synthesizing digital signal in numeric field Wave-packet shaping network.
The utility model has the advantages that compared with prior art, the remarkable result of the utility model is: the first, the utility model has
End-fire antenna pattern；The second, because its radiation is to be able to achieve big bandwidth by two-sided electric dipole；Third, in H mask
There is wider beam angle, it is easy to accomplish the wide-angle of signal covers；4th, terminal may be implemented using Third Mate's aerial array to set
The signal of standby entire upper half spherical surface covers；5th, aerial array is carried out using the out of phase characteristic of numeric field beam forming
Feed, may be implemented beam scanning；6th, multiple and different phase characteristics is formed simultaneously to antenna using numeric field beam forming
Array is fed, and multi-beam may be implemented；7th, the antenna array structure is simple, handling ease, and because is made in medium
On substrate, using PCB technology, so antenna profile it is low, it is light-weight, be conducive to mass production, be easy of integration in terminal device.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model millimeter wave digital multiple beam array；
Fig. 2 is the utility model millimeter wave digital multiple beam array antenna structure chart；
Fig. 3 is the transmitting of the utility model millimeter wave digital multiple beam array and reception circuit structure diagram；
Fig. 4 is the utility model millimeter wave digital multi-beam steering array column of figure domain Wave-packet shaping network；
Fig. 5 is that mobile terminal is believed using the utility model millimeter wave digital multiple beam array (three is secondary) realization millimetre-wave attenuator
Number be more than hemisphere three-dimensional space cover structural schematic diagram；
Fig. 6 is the S parameter test result of 1 port of aerial array in the utility model millimeter wave digital multiple beam array；
Fig. 7 is the S parameter test result of 2 port of aerial array in the utility model millimeter wave digital multiple beam array；
Fig. 8 is the S parameter test result of 3 port of aerial array in the utility model millimeter wave digital multiple beam array；
Fig. 9 is the S parameter test result of 4 port of aerial array in the utility model millimeter wave digital multiple beam array；
Figure 10 is the face the utility model millimeter wave digital multiple beam array E multi-beam test result.
Specific embodiment
In order to which technical solution disclosed by the utility model is described in detail, with reference to the accompanying drawings of the specification and specific embodiment
It is further elaborated.
Provided by the utility model is a kind of millimeter wave digital multiple beam array device of mobile terminal, for mobile whole
The millimeter wave digital multiple beam array apparatus at end includes numeric field Wave-packet shaping network, and analog-digital converter/digital simulation turns
Parallel operation, multichannel transmitting/receiving radio frequency front end, the electrical dipole antenna battle array of printed on both sides, schematic diagram are as shown in Figure 1.
As shown in Fig. 2, the radiation of electric dipole is formed by the two-sided sheet metal for being printed on substrate, and by metallizing
Hole is connected.The radiation of electric dipole is connected with plated-through hole, is had by the dipole antenna of four printeds on both sides in substrate
End-fire feature while promoting antenna performance using the metal outer frame of the mobile terminals such as mobile phone, solves metal outer frame shielding milli
The bottleneck problem of metric wave signal.The radiation of electric dipole is formed by the two-sided sheet metal for being printed on substrate, and passes through metallization
Via hole is connected.The double-sided metal piece width for constituting dipole is 0.6mm, length 2.45mm, and metallization VIA diameter is
0.3mm, dielectric thickness 0.254mm, gap 0.3mm.All Media material selects Taconic TLY-5.
As shown in figure 3, emittor/receiver includes RF switch/duplexer, power amplifier, low-noise amplifier, sheet
Vibration, frequency mixer, radio frequency band filter etc..Frequency mixer is used to intermediate-freuqncy signal being converted into radiofrequency signal.Frequency mixer needs high frequency
High-power local oscillator driving.Power amplifier completes transmitting signal amplification, and low-noise amplifier is completed to receive signal amplification.Radio frequency
Switch/duplexer completes transmitting and receives switching.Radio frequency band filter is for inhibiting radio-frequency transmissions and received harmonic wave and miscellaneous
It dissipates.The substrate is identical as Antenna Design, has integrated consideration, dielectric thickness 0.254mm, i.e. TACONIC TLY-5.
As shown in figure 4, using numeric field Wave-packet shaping network flexibly different phase-shift characterisitcs can be obtained simultaneously, in turn
The beam scanning of aerial array is obtained, or generates multiple wave beams simultaneously.In this illustration, phase difference be set as with this-
150, -75,75,150 degree.
A kind of implementation method of the millimeter wave digital multiple beam array device of mobile terminal, in mobile terminal setting
As shown in figure 5, when this aerial array is applied to the communication of millimeter wave terminal, proposed adoption Third Mate's aerial array is mounted on terminal for position
Upper side, left side and the right side of equipment are respectively intended to realize the letter in three top of terminal device, the left and right directions
Number 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 device
Three-dimensional space more than hemisphere covers demand, and wherein main space region meets dual polarization characteristic.
The each terminal port antennae impedance bandwidth test result that can be seen that aerial array by Fig. 6-9, can cover 5G frequency range
For 24.75GHz to 28.5GHz range, S11 is respectively less than -10dB.
Figure 10 show the face the E directional diagram of the millimeter wave digital multiple beam array, it can be seen that it has more waves simultaneously
The ability of beam can cover the range more than 90 degree, meet covering and require.
Claims (6)
1. a kind of millimeter wave digital multiple beam array device of mobile terminal, including analog-digital converter/digital simulation turn
Parallel operation, multichannel transmitting/receiving radio frequency front end, electrical dipole antenna battle array, it is characterised in that: described device is used for mobile terminal,
The electrical dipole antenna battle array is connected with multichannel transmitting/receiving radio frequency front end respectively, and back cascaded analogue digital quantizer/
Digital analog converter.
2. a kind of millimeter wave digital multiple beam array device of mobile terminal according to claim 1, it is characterised in that:
The electrical dipole antenna battle array is connected by plated-through hole, and is connect with the metal outer frame of mobile terminal.
3. a kind of millimeter wave digital multiple beam array device of mobile terminal according to claim 1, it is characterised in that:
The electrical dipole antenna battle array is printed on both sides setting.
4. a kind of millimeter wave digital multiple beam array device of mobile terminal according to claim 1, which is characterized in that
The quantity of the electrical dipole antenna battle array is four.
5. a kind of millimeter wave digital multiple beam array device of mobile terminal according to claim 1, it is characterised in that:
The mobile terminal is mobile electronic device, including mobile phone, tablet computer and laptop.
6. a kind of millimeter wave digital multiple beam array device of mobile terminal according to claim 1, it is characterised in that:
Described device is integrated with the metal edge frame in terminal, and upper side, downside, left side or the right side of mobile terminal is arranged in
Face, and any one or any two including four faces and its more than combination settings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822029460.3U CN209374679U (en) | 2018-12-05 | 2018-12-05 | A kind of millimeter wave digital multiple beam array device of mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822029460.3U CN209374679U (en) | 2018-12-05 | 2018-12-05 | A kind of millimeter wave digital multiple beam array device of mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209374679U true CN209374679U (en) | 2019-09-10 |
Family
ID=67835072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822029460.3U Active CN209374679U (en) | 2018-12-05 | 2018-12-05 | A kind of millimeter wave digital multiple beam array device of mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209374679U (en) |
-
2018
- 2018-12-05 CN CN201822029460.3U patent/CN209374679U/en active Active
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