CN104092025B - Antenna system - Google Patents
Antenna system Download PDFInfo
- Publication number
- CN104092025B CN104092025B CN201410317194.8A CN201410317194A CN104092025B CN 104092025 B CN104092025 B CN 104092025B CN 201410317194 A CN201410317194 A CN 201410317194A CN 104092025 B CN104092025 B CN 104092025B
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- Prior art keywords
- antenna
- antenna feed
- wireless transceiver
- parabola
- pin
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/12—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/14—Reflecting surfaces; Equivalent structures
- H01Q15/16—Reflecting surfaces; Equivalent structures curved in two dimensions, e.g. paraboloidal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/12—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
- H01Q19/13—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave the primary radiating source being a single radiating element, e.g. a dipole, a slot, a waveguide termination
- H01Q19/134—Rear-feeds; Splash plate feeds
Abstract
The invention discloses an antenna system, comprising a parabolic reflector; an antenna feed system, comprising a printed circuit board for assembling respective elements of the antenna feed system; a wireless transceiver physically integrated with a parabolic reflector; a digital connector connected to the wireless transceiver; one or more antenna feed pins connected to the wireless transceiver; one or more control pins which are vertically disposed on the printed circuit board with the antenna feed pins; and a subreflector used for reflecting radiation waves to the parabolic reflector and disposed near the antenna feed pin; and a housing packaging the respective elements of the antenna feed system.
Description
The application is the divisional application of following patent application：
Application number：2010800034811
The applying date：On June 2nd, 2010
Denomination of invention：Antenna feed system
Technical field
Present invention relates in general to radio communication, and specifically for be related to wireless system.
Background technology
The core parts of microwave system include wireless transceiver, antenna, antenna feeding mechanism and connect these
The necessary radio-frequency cable of element and one or more client stations.Client stations are connected by digital cable
To the wireless transceiver.Feature of the performance of the microwave antenna system based on element described above and
The element is integrated into the efficiency in system.In these years microwave system has had the improvement of many, and
The demand of microwave system is continued to increase, partially due to world remote districts are to a large amount of of Internet service
Demand.Thus have motivation to be further improved the performance and cost of microwave system.
In the microwave system of cost and performance is improved, some need Consideration to include：
- by reducing parts number and reduction or removing expensive RF cables come reduces cost.
- performance is improved due to reducing the loss of RF cables and RF adapters, the loss both affects to send
Power affects to receive noise coefficient again.
- reliability is improved due to reducing component count and RF adapters.
- when the user equipment only has digital interface rather than has RF interfaces and digital both
The convenience that improvement is used.
- convenience for using is improved due to the less part of wireless link equipment requirements.
- convenience that uses is improved when the wireless transceiver and antenna are powered by digital cable and is changed
Kind feature.
Therefore, above-mentioned factor provides the motivation for improving microwave system design.
The content of the invention
The present invention provides notable in terms of the performance of microwave system, cost, reliability and ease of use
Improve.The core parts of microwave system include wireless transceiver, antenna, antenna feeding mechanism and connection
The necessary RF cables of these elements.In the present invention, describe a kind of antenna feed system.The day
Line feed system includes the wireless transceiver, itself and the antenna feeding mechanism and the antenna conductor collection
Into.It is described it is integrated bring many benefits, including remove RF cables and adapter.In exemplary embodiment party
In formula, the antenna feed assembly also include connection for digital signal interface, antenna feed pin,
Controller pin and subreflector.Generally, these elements are arranged on a printed circuit and load Radix Saposhnikoviae
The inside the shell of rain.
The design requirement of the antenna feed assembly to one or more than one antenna feed pin, one
The position of individual or more than one controller pin and one or more subreflectors, size and dimension enter
Row is described in detail.For convenience and whole antenna system described in optimization design and performance, employ
3D finite element method (FEM)s (FEM) software and numerical value optimization software.The antenna system includes the antenna feed
Electric system, the associated enclosure of the antenna feed system and parabola.By perpendicular to printing
Circuit board assembles the antenna feed pin and controller pin, and the performance of the antenna system is able to significantly
Improve.
Microwave system is also described as including middle feedback formula parabola and wireless transceiver, wherein the nothing
Line transceiver is physically integrated with middle feedback formula parabola, and wherein described wireless transceiver passes through
Digital cable is powered.It is described it is integrated bring many benefits, including the RF removed in the microwave system electric
Cable and adapter.In one embodiment, the antenna feed assembly also includes connecing for digital signal
The connection of mouth；Antenna feed pin, controller pin and subreflector.Generally, these elements set
Put on a printed circuit and load weather-proof inside the shell.
In one embodiment, the wireless transceiver has for Ethernet (Ethernet) cable
Adapter, which had both received the digital signal, received anti-for the wireless transceiver and middle feedback formula again
The electric energy of emitter.The Ethernet cable is connected to passive adapter, the passive adapter and then connection
To client stations, wherein the passive adapter is powered by the USB cable for being similarly connected to the client stations.
The part injection electric energy that with the wireless transceiver be connected of the passive adapter in Ethernet cable.Institute
The length for stating Ethernet cable be chosen to so so that have enough electric energy support the wireless transceiver and
Support the digital data transmission to the wireless transceiver.Present embodiment can support to be incorporated to have
The wireless transceiver of the radio network gateway of 0SI1-7 layer abilities.
In another embodiment, the wireless transceiver has the adapter for USB cable, its
Both the digital signal had been received, had been received for the wireless transceiver and middle feedback formula parabola again
Electric energy.The USB cable is connected to USB repeaters, and the repeater is further connected to client stations.Institute
The length for stating USB cable is chosen to so so as to there is enough electric energy to support the wireless transceiver and prop up
The digital data transmission is held to the wireless transceiver.Present embodiment can be supported to be incorporated to USB client
The wireless transceiver of side controller, so as to support OSI1-3 layers.
Description of the drawings
Element in the accompanying drawing is not necessarily necessarily drawn to scale, and which focuses on illustrating the present invention's
Principle.In the accompanying drawings, identical reference represents corresponding part in different views.
Fig. 1 illustrates the design of the prior art of microwave system.
Fig. 2 illustrates the exemplary antenna feed system according to embodiment of the present invention.
Fig. 3 illustrate according to embodiment of the present invention with antenna tube in weather-proof enclosure
Antenna feed system.
Fig. 4 a illustrate the antenna feed electric mortiser on the antenna feed system according to embodiment of the present invention
The wave mode of foot.
Antenna feed pin on the antenna feed system that Fig. 4 b illustrate according to embodiment of the present invention
With the single wave mode of controller pin.
Antenna feed pin on the antenna feed system that Fig. 4 c illustrate according to embodiment of the present invention
With the superposition of controller pin.
Fig. 5 illustrates the microwave system including the middle feedback formula parabola for being incorporated with antenna feed system
System, wherein the Ethernet cable provides digital signal and electric energy to the wireless transceiver.
Fig. 6 illustrates the microwave system including the middle feedback formula parabola for being incorporated with antenna feed system
System, wherein USB cable provide digital signal and electric energy to the wireless transceiver.
Specific embodiment
Although describing under the background of IEEE802.11Wi-Fi microwave systems, the system disclosed herein
Any mobile network can be generally applicable to.
The illustrative embodiments of the present invention are based on parabola known to industry.Parabola
It is the reflection unit of parabolic shape, for collecting or sending energy, such as radio wave.The parabolic
Face reflector is worked due to the geometrical property of the parabolic shape；If to the catcher inner surface
Incident angle be equal to reflection angle, then will be reflected onto parallel to any incident ray of the axle of concave surface
Central point, or " focusing ".Because perhaps eurypalynous energy can reflect by this way, parabolic reflector
Device can be used to collect and concentrate the energy with special angle into the reflector.Similarly, from institute
Stating " focusing " can be with the wave beam of the axle parallel to institute's concave surface to emission to the energy that the concave surface is radiated.
These concepts are well-known to those skilled in the art.
It is defined as follows in specific embodiment：
- antenna feeds-includes antenna generating aid constitutive element part, antenna feed conductor and related connector
Component.
- antenna feed system-include that antenna feeds the system with wireless transceiver.
- antenna system-typical antenna system includes the antenna feed and antenna, and such as parabola is anti-
Emitter 101.In the present invention, wireless transceiver is electrically integrated with the antenna feed, so the antenna
System includes antenna feed system and antenna.
- middle feedback formula parabola-parabola, and antenna feed, wherein to antenna feed
Center " feed " of the signal of electricity by the cubical antenna.
- microwave system-include antenna system, wireless transceiver and one or more client stations
The system of equipment.The wireless transceiver can be integrated with the antenna system.
Fig. 1 is the figure of the prior art design 100 of microwave system and client stations.The system includes parabolic
Face reflector 101, which is supported by mount support 102.The parabola 101 is reflected from antenna
The RF signals 103 of the transmitting of feeding mechanism 104.Antenna feeding mechanism 104 passes through antenna feed conductor 105
Receive RF signals.As shown in figure 1, antenna feed conductor 105 is connected to RF adapters 106.Further,
RF adapters 106 are connected to shaft cable or its equivalents 107.Coaxial cable 107 is at each of which end
It is upper that there is RF adapters 106.
The other end of coaxial cable 107 is connected to the wireless transceiver 108 in weather-proof enclosure 109.
Weather-proof enclosure 109 can be only for the shell of wireless transceiver 108, as shown in Figure 1.Alternatively,
Weather-proof enclosure 109 can be the shell for being adapted to the multiple electronic equipments of encapsulation, the plurality of electronic equipment bag
Include client stations 114.Latter configuration is not shown.
Modulating/demodulating algorithm of the wireless transceiver 108 based on operation in wireless transceiver 108 is by the RF
Signal is converted to baseband signal.For example, the wireless transceiver can adopt IEEE802.1l transceivers.
In this conversion, the baseband signal is encrypted in the modulated process and becomes non-baseband signal.Phase
Instead, the non-baseband signal is decrypted in demodulating process and becomes baseband signal.As described above, wireless
Transceiver 108 supports radio frequency (RF) signal, can prop up in the other embodiment of wireless transceiver 108
Hold other kinds of non-baseband signal, such as light or sound.
Wireless transceiver 108 has the digital connector 110 that input/output connection is provided for digital signal.
Digital connector 110 may be, but not limited to, ethernet connector or USB connector.
As shown in figure 1, for a kind of embodiment, digital cable 111 is Ethernet cable, it is described with
Too net cable is connected to the power supply based on Ethernet (POE) equipment 112 from wireless transceiver 108.It is described
POE equipment 112 injects electric energy on digital cable 111, and such digital cable 111 is to wireless receiving and dispatching
Device 108 is powered.The P0E112 receives electric energy from AC power supplies 113.Digital signal is connected to
From P0E112 to client stations on 114 digital cable 115.Client stations 114 can with client computer,
Such as kneetop computer.
Improve performance and reduce cost microwave system in have many problems need process.
First, the prior art of microwave system as shown in Figure 1 and client stations, RF transceivers 108
In the position with a certain distance from antenna feed conductor 105.As bottom line, RF107 and 4 is needed
Individual RF adapters 106.For longer distance, in addition it is also necessary to RF two-way amplifiers.Thus, if nothing
Line transceiver 108 arrange near antenna feeding mechanism 104 or with 104 physics coideal of antenna feeding mechanism
Ground is integrated, it will have appreciable benefit.
Second, basic antenna feed system has many designs and selects Consideration.In FIG,
Antenna feed system includes antenna feed conductor 105, including RF adapters 106, and antenna generating aid
Structure 104.In basic engineering, antenna feed system is located in the paraboloid with its phase center
The heart is placed.It is desirable that will be blocked by the paraboloid by all energy of the antenna feed electric radiation
Cut and reflected with desired direction.To realize maximum gain, the energy will distribute so that
The equal Uniform of field distribution on the aperture.However, because antenna feed is relatively small, it is right in practice
This control of the feed transmitting is inaccessible.Some energy actually do not reach the reflector space
And be depleted；This commonly referred to " overflows ".Meanwhile, field is usual on the aperture and uneven Uniform, and
Gradually tail off, wherein the signal in the reflector center is maximum, and it is less in edge signal.
This " taper loss " reduces gain, but this field taper reduces side lobe levels.
3rd, a kind of antenna feed for being most easily used for microwave system is dipole antenna.It is simple due to which,
First feed for being used as reflector antenna of the dipole antenna.Although easily design and enforcement, described
With intrinsic unequal E and H surface radiation wave modes, this effectively can not irradiate dipole antenna feed
Therefore the concave surface simultaneously reduces efficiency.For some applications, the another kind of the dipole antenna feed lacks
Point is that, due to unequal radiation wave mode, cross-polarization performance is not optimum.Accordingly, it would be desirable to right
Simple doublet antenna is improved to realize performance optimization and cost-efficient method.
Fig. 2 illustrates the exemplary antenna feed system 200 according to embodiment of the present invention.As illustrated,
The function of wireless transceiver 108 and the function of antenna feed conductor 105 and traditional antenna feeding mechanism
104 function is integrated.The exemplary antenna feed system 200 positioned at traditional antenna feeding mechanism 104
The identical position relative to reflecting antenna.The exemplary antenna feed system 200 is assemblied in common substrate
On, the common substrate can be multilayer board 208, as shown in Figure 2.Antenna feed system
200 include digital connector 201, and which is equal to the digital connector 110 in Fig. 1.Digital connector
201 can be Ethernet or USB connector or other digital connectors.From client stations (such as client
The digital signal stood 114) is connected to the digital connector 201 on digital cable.It is to the antenna feed
Wireless transceiver in electric system is powered, and the digital cable includes power supply component.The power supply component can
To provide on Ethernet cable, USB cable or other equivalent digital cables.
Fig. 3 illustrates the antenna element including the antenna feed system positioned at the inside the shell with antenna tube 303
Part 300.As shown in figure 3, the shell can be weather-proof enclosure, for example, encapsulate the antenna feed
The cabinet 301 of the element of electric system.The antenna feed system and its relevant shell and throwing
Parabolic reflector belongs to antenna system.
As illustrated, antenna feed system includes digital connector 201, printed circuit board (PCB) 208, antenna
Feed pin 205, controller pin 206 and subreflector 207.According to Fig. 3, subreflector 207
The radiated wave 302 is reflected back into into reflecting antenna (not shown).Cabinet 301 can be in accordance with secondary anti-
The shape of emitter 207.Used as a kind of selection, cabinet 301 can be exchanged with subreflector 207.
Pipe 303 can be adjusted to adapt to various length, so as to adapt to various sizes of reflector.Digital electricity
Cable, is equal to digital cable 111, can pass through pipe 303 and be connected to digital connector 201.Numeral
Adapter 201 can have weather-proof adapter, such as weather-proof Ethernet or USB connector.
Referring back to Fig. 2, digital connector 201 is connected to wireless transceiver 203 by conductor 202.
The metal connector that adapter 202 can pass through on Printed Circuit Card 208 is realized.Wireless transceiver 203
With the function similar with the wireless transceiver 108 in Fig. 1.Therefore, wireless transceiver 203 produces company
The RF signals of antenna feed conductor 204 are connected to, which is further connected to antenna feed pin 205.Antenna
Feed pin 205 radiates the RF signals 103 to antenna (such as parabola 101).However,
The signal of the radiation is changed and is strengthened by controller pin 206 and subreflector 207.These elements will
Further it is described herein.
As shown in Fig. 2 antenna feed pin 205 includes being arranged on the two of the Printed Circuit Card opposition side
Individual pin, and the pin is electrically connected.Fig. 4 a are illustrated with from antenna feed pin
The component 401 of 403 radiation wave mode 402.In their most basic structures, antenna feed pin 403
It is embodied as half wavelength dipole antenna.However, including controller pin 206 and the optimum of subreflector 207
System design is the amendment design according to half wavelength dipole antenna.
Controller pin 206 is in the industry cycle interior to be referred to as passive radiator or parasitic antenna.These elements do not have
Any wired input.The substitute is, they absorb from active antenna element other nearby and give off
Radio wave, and in phase the radio wave is radiate again with the active component, this
Sample it be exaggerated whole sending signal, as shown in figures 4 b and 4 c.According to Fig. 4 a and element 400,
Component 401 includes the antenna feed pin 403 for radiating circular ripple 402.As shown in figures 4 b and 4 c,
Component 421 includes antenna feed pin 403 and two controller pins 424.According to Fig. 4 b and element
420, these circular ripples 402 reach controller pin 424 nearby and controller pin 424 produces weight
The ripple 425 of new radiation.As a result it is that the energy is preferably assembled towards the reflecting antenna, such as Fig. 4 c
With shown in element 440.According to Fig. 4 c, from the antenna feed pin 403 radiated wave 402 and come
Produce from the superposition of the ripple 425 for radiating again of the controller pin 424 anti-towards the parabola
The electric wave 446 of the high aggregation of emitter (not shown) radiation.
A kind of example of the antenna of use passive radiator is yagi aerial (Yagi), its generally with
Reflector after driving element and one or more controllers before the driving element,
Which each acts as reflector and lens in similar flash lamp to produce " light beam ".Therefore, parasitic antenna can
For changing the radiation parameter of active component nearby.
For the present invention, controller pin 206 is electrically insulated in antenna feed system 200.Alternatively,
Controller pin 206 can be grounded.For illustrative embodiments, controller pin 206 includes two
Pin, it is embedded so that two pins are maintained at PSB208 both sides that described two pins are inserted through PCB208.
As shown in Figure 2.In the exemplary embodiment, controller pin 206 and antenna feed pin 205 are hung down
Directly installed in printed circuit board (PCB) 208.Further, these pins can adopt surface mount (SMT)
Pin is realized.
Being arranged vertically of controller pin 206 and antenna feed pin 205 allow the transmission of radio wave with
Antenna feed system 200 is in the same plane.In this arrangement, the electric field is tangential to PCB208
Metal so that the electric field on the metal surface is zero.Thus from the radiated wave of the vertical pin
Impact to other electronic circuits on PCB208 is minimum.Therefore, transmitting is approximately equivalent to E and H faces spoke
Ejected wave type, this provides effective antenna illumination, so as to improve the efficiency of the microwave system.
The radiation wave mode and parameter are by the subreflector antenna near antenna feed pin 205
207 further change.As shown in Figure 3, radiated wave " reflection " is returned reflecting antenna by the subreflector
(not shown in Fig. 3).Otherwise, this emitting radio waves effectively can not be directed.Therefore, the control
Device pin processed and subreflector change the antenna wave mode and beam angle, and may improve the microwave system
The performance of system.
The overall performance of the antenna feed system is based on antenna feed pin 205, controller pin
206th, the design of subreflector 207 and the merging of wireless transceiver 203 and digital connector 201.
For element each described, position of each element in the antenna feed system is to determine, and
What the size and dimension of each element was to determine.In order that Performance optimization, these design considerations will
Match with the design feature of the antenna.To make the design of the complexity easy, the design of two steps is performed
Flow process：
1st, using 3D electromagnetic finite element method (FEM) software emulations and analysis.In the industry cycle, it is described soft
Part is referred to as HFSS, or Frequency Structure Simulator.HFSS is for S- parameter extractions, all-wave SPICETM
The industry standard software of the 3D electromagnetic-field simulations of model generation and high-frequency high-speed element.HFSSTMAdopt
With 3D all-wave finite element method (FEM) (FEM) fields solver.HFSS can be obtained from software vendor or can
Using as the development of customized software.
2nd, using numerical optimization software designing the antenna feed system.Heredity is incorporated in this software
Algorithm.Due to the design procedure, the physical Design of optimization is obtained based on a variety of design parameters.
For the present invention, important design parameter includes obtaining acceptable return loss (i.e.：Maximize
Reflected energy) and obtain high-gain (i.e.：Maximize the focusing of the energy).Other designs are examined
Worry factor may include wireless system standards, including the configuration of many bands, antenna configurations, minimum form factor,
The design of simple assemblies and manufacturability.
A kind of certain types of parabola is grid reflector.Grid reflector provide fractional pack and
The design of light weight.Thus, in the rural area that conveying cost is key factor, they are useful.Additionally,
Grid reflector with little form factor and grid antenna is highly suitable for harsher wind conditions.
The alternatively corner reflector of the parabola.Corner reflector is retroreflecting
Device (retro-reflector), which includes three flat surfaces that are orthogonal, intersecting, the corner reflector
Reflection of electromagnetic wave is returned to into the source.Three intersections surface is generally square.If moderate
Gain enough, and desired less form factor and relatively low cost, then angular reflection
Device is useful.
When microwave system is built together with above-mentioned antenna feed system, the microwave system can be obtained significantly
Benefit.For example, RF cables are removed, and it is anti-to be connected to middle feedback formula parabola only to need digital cable
Emitter.Thus, simplify installation question.Further, optional embodiment allows the numeral
Cable is also powered to the digital transceiver.
A kind of embodiment is the microwave system 500 shown in Fig. 5.According to Fig. 5, parabola
101 are appropriately mounted on mount support 102.Parabola 101 be incorporated to it is as shown in Figure 3 in
Feedback formula component.Antenna element 506 is a kind of embodiment of antenna element 300.Antenna element 506
It is also incorporated into a kind of embodiment of antenna feed system 200 (not shown in Fig. 5).Antenna element 506
Including shell as shown in Figure 3 and antenna tube.
Antenna element 506 includes ethernet connector 510, individually illustrates that Ethernet connects for clarity
Connect device 510.It is connected to by Ethernet cable 511 from the digital signal of antenna element 506 passive suitable
The numeral is further believed by orchestration 522, the passive adapter 522 by other Ethernet cable 511
Number it is connected to client stations 514.Other ethernet connector 510 helps connect.Passive adapter 522
Also include USB connector 520, which passes through the USB that USB cable 521 is connected on client stations 514
Adapter 520.By USB cable 520, power from client stations 514 to passive adapter 522.Enter
And, electric energy is injected into passive adapter 522 part of the Ethernet cable for being connected to antenna element 506.
Therefore, for antenna element 506 (including wireless transceiver) and for the electricity of the parabola
Can be provided by client stations 114.
Typical USB port can be provided and be close to 5 volts, the electric energy of 500mw.When the electricity of this rank
When stream is fed to passive adapter 622, then just have enough electric energy support up to 100 meters of length with
Too net cable.This means that enough electric energy carry out " power supply " described wireless transceiver, and have enough
Electric energy is supporting the digital signal to the transmission of the wireless transceiver.Therefore, parabola
101 positions that can be located at up to 100 meters from passive adapter 522.
In the above-described embodiment, the wireless transceiver is may be incorporated into the wireless of 0SI1-7 layers support
Gateway.It is, therefore, possible to provide system-wide by, fire wall, network conversion and network throughput.It is above-mentioned
A kind of embodiment of wireless transceiver is based on wireless Linux RT0S3 gateways.This function is IT
System operator is desired, because they can be managed under conditions of it need not distribute the client device
Reason network.
The optional embodiment of the present invention is microwave system 600 as shown in Figure 6.It is similar to Fig. 5, micro-
Wave system system 600 includes the parabola 101 with mount support 102, and antenna element 606.
Antenna element 606 is the another embodiment of antenna element 300 as shown in Figure 3.For this enforcement
Mode, antenna element 606 have digital connector, i.e. USB connector 520, for the sake of clarity,
Which is individually illustrated.In addition, the wireless transceiver is with the client control for supporting 0SI1-3 layers
The wireless transceiver of device processed.A kind of embodiment is based on wireless windows client devices.
Similar to microwave system 500, the wireless transceiver of microwave system 600 is powered by the digital cable.
For microwave system 600, USB cable 521 is provided to the wireless transceiver in the antenna element 606
Digital signal and electric energy.In the present embodiment, USB of the USB cable 521 from antenna element 606
Adapter 520 is connected to USB repeaters 622.Further, USB cable 521 in addition is from USB
Client stations 614 are connected to after device 622.Therefore, client stations 614 are to the nothing being incorporated in antenna element 606
Line transceiver provides electric energy.
With regard to above-mentioned embodiment, it is of about 4.5 meters described to guarantee that each USB cable is limited in length
Wireless transceiver receives enough signal performances and electric energy.It is bright in view of the cost using present embodiment
Aobvious to reduce, this restriction is acceptable in numerous applications.
While various embodiments of the invention have been described, but can have within the scope of the invention
More embodiments and enforcement, this is obvious to those of ordinary skill in the art.For example, may be used
Being any combinations of any system or method described in present specification.
Claims (10)
1. a kind of antenna system, including：
Parabola；
Antenna feed system, which includes：
For assembling the printed circuit board (PCB) of each element of the antenna feed system；
Wireless transceiver, the wireless transceiver and the parabola physical integration；
Digital connector, the digital connector are connected with the wireless transceiver；
One or more antenna feed pins, the antenna feed pin are connected with the wireless transceiver
Connect；
One or more controller pins, the antenna feed pin are vertical with the controller pin
Ground is arranged on the printed circuit board；With
Subreflector, the subreflector is for reflexing to parabola, the pair by radiated wave
Reflector is arranged near the antenna feed pin；And
For encapsulating the shell of each element of the antenna feed system.
2. antenna system as claimed in claim 1, wherein the digital connector is ethernet connector.
3. antenna system as claimed in claim 2, also includes：
Passive adapter, the passive adapter are connected by the first Ethernet cable with the digital connector
Connect, to receive the digital signal from antenna feed system, and will be described by the second Ethernet cable
Digital signal is connected to client stations.
4. antenna system as claimed in claim 3, wherein the passive adapter also connects including USB
Device, which passes through USB cable and is connected to client stations, to receive the power supply of client stations, and passive adapter
Electric energy is provided to antenna feed system and parabola by the first Ethernet cable.
5. antenna system as claimed in claim 1, wherein the digital connector is USB connector.
6. the antenna system as described in any one of claim 1-5, wherein surface mount pin are used for
The controller pin and the antenna feed pin.
7. the antenna system as described in any one of claim 1-5, wherein the parabola
It is middle feedback formula parabola.
8. the antenna system as described in any one of claim 1-5, wherein the parabola
For grid reflector.
9. the antenna system as described in any one of claim 1-5, wherein the parabola
For corner reflector.
10. the antenna system as described in any one of claim 1-5, wherein the controller pin bag
Two controller pins are included, which is embedded in the printed circuit board (PCB) and is maintained at the printed circuit board (PCB) both sides.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/477,998 US8466847B2 (en) | 2009-06-04 | 2009-06-04 | Microwave system |
| US12/477,998 | 2009-06-04 | ||
| US12/477,986 | 2009-06-04 | ||
| US12/477,986 US8493279B2 (en) | 2009-06-04 | 2009-06-04 | Antenna feed system |
| CN201080003481.1A CN102239599B (en) | 2009-06-04 | 2010-06-02 | Antenna feed system |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201080003481.1A Division CN102239599B (en) | 2009-06-04 | 2010-06-02 | Antenna feed system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104092025A CN104092025A (en) | 2014-10-08 |
| CN104092025B true CN104092025B (en) | 2017-04-26 |
Family
ID=43298464
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201080003481.1A Active CN102239599B (en) | 2009-06-04 | 2010-06-02 | Antenna feed system |
| CN201410317194.8A Active CN104092025B (en) | 2009-06-04 | 2010-06-02 | Antenna system |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201080003481.1A Active CN102239599B (en) | 2009-06-04 | 2010-06-02 | Antenna feed system |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN102239599B (en) |
| WO (1) | WO2010141548A2 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8836601B2 (en) * | 2013-02-04 | 2014-09-16 | Ubiquiti Networks, Inc. | Dual receiver/transmitter radio devices with choke |
| ES2868348T3 (en) * | 2014-10-14 | 2021-10-21 | Ubiquiti Inc | Signal isolation covers and reflectors for antenna |
| US9847584B2 (en) | 2014-12-02 | 2017-12-19 | Ubiquiti Networks, Inc. | Multi-panel antenna system |
| CA2977842C (en) * | 2015-02-24 | 2020-02-11 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Integrated transceiver with focusing antenna |
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|---|---|---|---|---|
| US5523768A (en) * | 1991-05-30 | 1996-06-04 | Conifer Corporation | Integrated feed and down converter apparatus |
| US5666126A (en) * | 1995-09-18 | 1997-09-09 | California Amplifier | Multi-staged antenna optimized for reception within multiple frequency bands |
| US6429827B1 (en) * | 1998-12-28 | 2002-08-06 | Transystem, Inc. | Integrated MMDS antenna with reflector mounted on a totally sealed single-body dipole-transceiver base |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5202699A (en) * | 1991-05-30 | 1993-04-13 | Confier Corporation | Integrated MMDS antenna and down converter |
| JPH05251928A (en) * | 1992-03-05 | 1993-09-28 | Honda Motor Co Ltd | Antenna system |
| US5844527A (en) * | 1993-02-12 | 1998-12-01 | Furuno Electric Company, Limited | Radar antenna |
| US20070075909A1 (en) * | 2005-10-03 | 2007-04-05 | Andrew Corporation | Integrated Satellite Communications Outdoor Unit |
| US7443355B2 (en) * | 2006-11-09 | 2008-10-28 | Kvh Industries, Inc. | Antenna feed-tube-to-amplifier coupling |
| CN101414707A (en) * | 2008-11-28 | 2009-04-22 | 邢红兵 | Novel short backfire antenna |
-
2010
- 2010-06-02 WO PCT/US2010/037022 patent/WO2010141548A2/en active Application Filing
- 2010-06-02 CN CN201080003481.1A patent/CN102239599B/en active Active
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5523768A (en) * | 1991-05-30 | 1996-06-04 | Conifer Corporation | Integrated feed and down converter apparatus |
| US5666126A (en) * | 1995-09-18 | 1997-09-09 | California Amplifier | Multi-staged antenna optimized for reception within multiple frequency bands |
| US6429827B1 (en) * | 1998-12-28 | 2002-08-06 | Transystem, Inc. | Integrated MMDS antenna with reflector mounted on a totally sealed single-body dipole-transceiver base |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2010141548A3 (en) | 2011-03-03 |
| CN104092025A (en) | 2014-10-08 |
| CN102239599A (en) | 2011-11-09 |
| CN102239599B (en) | 2015-06-03 |
| WO2010141548A2 (en) | 2010-12-09 |
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