CN102082326B - Intelligent antenna equipment and method for supporting independent intersystem electric regulation - Google Patents
Intelligent antenna equipment and method for supporting independent intersystem electric regulation Download PDFInfo
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- CN102082326B CN102082326B CN200910241549.9A CN200910241549A CN102082326B CN 102082326 B CN102082326 B CN 102082326B CN 200910241549 A CN200910241549 A CN 200910241549A CN 102082326 B CN102082326 B CN 102082326B
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Abstract
The invention discloses intelligent antenna equipment and method for supporting independent intersystem electric regulation. The intelligent antenna equipment comprises a first phase shifter group, a second phase shifter group, a combiner group and an intelligent antenna array group, wherein each phase shifter of the first phase shifter group is used for receiving a first signal which is transmitted from or to a first system, and regulating the phase shift amount of the first signal according to requirements of a first working frequency range of the working of the first system on a downward dip angle; each phase shifter of the second phase shifter group is used for regulating the phase shift amount of a second signal from a second system; each combiner in the combiner group is used for receiving two paths of regulated signals and combining the signals to be sent to an intelligent antenna array; signals transmitted by the intelligent antenna array are partitioned into two paths of signals which are then respectively provided for the first phase shifters and the second phase shifters; and each intelligent antenna array in the intelligent antenna array group is used for sending and receiving the signals. By adopting the technical scheme, the utilization of inter-system sharing an antenna feeder is realized, the occupation of roof surface resources is reduced, and the antenna equipment performance is improved.
Description
Technical field
The present invention relates to mobile communication technology field, relate in particular to a kind of smart antenna Apparatus and method for of supporting that the independent electricity of different system is adjusted.
Background technology
Along with mobile communication technology development, at present except building as TD-SCDMA (TimeDivision-Synchronous Code Division Multiple Access, the code division multiple access that time-division is synchronous) beyond 3G network, also will occur as the 4G network of TD-LTE (Time Division-Long Term Evolution, the Long Term Evolution that the time-division is synchronous).The network Development situation that in this case, will inevitably occur multiple types and deposit.At present, various technology standards have independently antenna-feedback system, and the frequency range difference adopting is also very large.But, at present because a plurality of operations commercial city exists the network of multiple types, and consider follow-up evolution, the antenna feeder quantity of following terrace will be very surprising.If consider multi-operator networking, this situation (for example will cause terrace resource, base station iron tower, pole, outdoor cabling rack etc.) epitonos, simultaneously, several antennas that are operated under different systems will bring extra electromagnetic compatibility and interactional problem, greatly delay construction progress.
In addition, in the technical development of LTE, especially, in TD-LTE and WiMAX system, multi-antenna technology has become the important means of the following LTE of lifting network performance.Therefore, also in the urgent need to can independently supporting the multi-antenna of LTE network.
Current existing scheme is on original TD-SCDMA smart antenna basis, a plurality of ports (port) of choosing wherein close road TD-LTE antenna, as 2 * 2MIMO, (Multiple Input Multiple Output, multiple-input, multiple-output) can adopt wherein 2 ports to close road, 4 * 2MIMO and can adopt that wherein 4 ports close road, 8 * 2MIMO can adopt 8 ports to close road.The major defect of this mode is:
1, the structure of generally all adopt ± 45 degree radiating elements arrangements of existing dual-polarization intelligent antenna equipment, technology maturation stable performance in AB frequency range, covers C frequency range but can not realize, thereby cannot support the antenna feeder use altogether of TD-SCDMA system and TD-LTE system.
2, need to design two surface antennas and support respectively LTE system and 3G system, and two surface antennas carry on the back respectively two RRU (Radio Remote Unit, radio frequency remoto module), thereby take more terrace resource.
3, based on different frequency range, the situations such as the covering difference that can not cause according to frequency range are optimized completely independently and adjust inclination angle, realize electricity and adjust difficulty larger, and can reduce to a certain extent antenna equipment performance in whole very wide frequency range.
In sum, existing smart antenna equipment can not be supported different system (as TD-SCDMA system and TD-LTE system) antenna feeder use altogether, take terrace resource many, and antenna equipment performance is low.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of smart antenna Apparatus and method for of supporting that the independent electricity of different system is adjusted, adopts this technical scheme, can realize the antenna feeder use altogether of different system, reduces taking of terrace resource, and can improve antenna equipment performance.
The embodiment of the present invention is achieved through the following technical solutions:
According to the embodiment of the present invention aspect, provide a kind of smart antenna equipment of supporting that the independent electricity of different system is adjusted.
The smart antenna equipment that the independent electricity of the different system of support providing according to the embodiment of the present invention is adjusted, comprises the first phase shifter group, the second phase shifter group, mixer group and intelligent antenna array group, wherein:
Each phase shifter in the first phase shifter group, for receiving from or mail to the first signal of the first system, and the requirement to angle of declination according to the first working frequency range of described the first system work, regulates the phase-shift phase of described first signal;
Each phase shifter in the second phase shifter group, for receiving from or mail to the secondary signal of second system, and the requirement to angle of declination according to the second working frequency range of described second system work, regulates the phase-shift phase of described secondary signal;
Each mixer in mixer group, for receiving the signal after the first phase shifter group regulates the first signal from the first system with the phase shifter that self exists signal to be connected, and receive in the second phase shifter group the signal after to the secondary signal adjusting from second system with the phase shifter that self exists signal to be connected, and the two paths of signals of reception is closed and sent to behind road in intelligent antenna array group and the intelligent antenna array that self exists signal to be connected; And be two paths of signals along separate routes by the signal of the intelligent antenna array transmission with self existing signal to be connected, and the signal after shunt is offered respectively and the first phase shifter that self exists signal to be connected and the second phase shifter;
Each intelligent antenna array in intelligent antenna array group, for sending the signal of sending with the mixer that self exists signal to be connected; And reception is mail to the signal of the first system and second system and offers and the mixer that self exists signal to be connected.
According to the embodiment of the present invention aspect, provide a kind of method of supporting that the independent electricity of different system is adjusted.
The method that the independent electricity of the different system of support providing according to the embodiment of the present invention is adjusted, comprising:
Receive respectively from the first signal of the first system and from the secondary signal of second system;
Requirement according to the first working frequency range of described the first system work to angle of declination, regulates described first signal; And the requirement according to the second working frequency range of described second system work to angle of declination, regulates described secondary signal;
Described secondary signal by the described first signal after regulating and after regulating is closed Lu Weiyi road signal, and by intelligent antenna array, sends the signal closing behind road.
According to the embodiment of the present invention aspect, provide a kind of method of supporting that the independent electricity of different system is adjusted.
The method that the independent electricity of the different system of support providing according to the embodiment of the present invention is adjusted, comprising:
By intelligent antenna array, receive the signal that mails to the first system and second system, and be first signal and secondary signal along separate routes by the signal receiving;
Requirement according to the first working frequency range of described the first system work to angle of declination, regulates described first signal; And
Requirement according to the second working frequency range of described second system work to angle of declination, regulates described secondary signal;
Described first signal after regulating is sent to the first system; And
Described secondary signal after regulating is sent to second system.
Above-mentioned at least one technical scheme providing by the embodiment of the present invention, by two phase shifter groups to respectively from or the signal phase shift amount that mails to two systems adjust, make the phase-shift phase of signal meet the requirement of the working frequency range of correspondence system work to angle of declination, thereby realized smart antenna equipment and supported the antenna feeder use altogether of different system, reduce taking of terrace resource, improved the performance of antenna equipment.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, or understand by implementing the present invention.Object of the present invention and other advantages can be realized and be obtained by specifically noted structure in the specification write, claims and accompanying drawing.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification, is used from explanation the present invention with the embodiment of the present invention one, is not construed as limiting the invention.In the accompanying drawings:
The smart antenna equipment schematic diagram that Fig. 1 adjusts for the independent electricity of the different system of support that the embodiment of the present invention provides;
The support that Fig. 2 provides for the embodiment of the present invention realizes the smart antenna equipment schematic diagram of TD system and LTE system;
Fig. 3 is for adopting the calibration network structural representation block diagram of traditional antenna;
The calibration network structural representation block diagram of the smart antenna equipment that Fig. 4 provides for the embodiment of the present invention;
The method flow diagram one that Fig. 5 adjusts for the independent electricity of the different system of support that the embodiment of the present invention provides;
The method flow diagram two that Fig. 6 adjusts for the independent electricity of the different system of support that the embodiment of the present invention provides.
Embodiment
In order to provide, realize the antenna feeder use altogether of different system, reduce the scheme that takies and improve antenna equipment performance of terrace resource, the embodiment of the present invention provides a kind of smart antenna Apparatus and method for of supporting that the independent electricity of different system is adjusted, below in conjunction with Figure of description, the preferred embodiments of the present invention are described, be to be understood that, preferred embodiment described herein only, for description and interpretation the present invention, is not intended to limit the present invention.And in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.
Smart antenna consists of a plurality of aerial array groups, each aerial array group has approximate directional diagram, according to certain regularly arranged, the embodiment of the present invention changes the signal phase relation of each aerial array group by phase shifter, can regulate the parameter such as lower decline angle, beam position of smart antenna.
According to the embodiment of the present invention, first a kind of smart antenna equipment of supporting that the independent electricity of different system is adjusted is provided, as shown in Figure 1, this system comprises:
The first phase shifter group 101, the second phase shifter group 102, mixer group 103 and intelligent antenna array group 104;
Wherein:
Each phase shifter in the first phase shifter group 101, for receiving from or mail to the first signal of the first system, and the requirement to angle of declination according to the first working frequency range of the first system work, regulate the first signal receiving;
Each phase shifter in the second phase shifter group 102, for receiving from or mail to the secondary signal of second system, and the requirement to angle of declination according to the second working frequency range of second system work, regulate the secondary signal receiving;
Each mixer in mixer group 103, for receiving the signal after the first phase shifter group regulates the first signal from the first system with the phase shifter that self exists signal to be connected, and receive in the second phase shifter group the signal after to the secondary signal adjusting from second system with the phase shifter that self exists signal to be connected, and the two paths of signals of reception is closed and sent to behind road in intelligent antenna array group and the intelligent antenna array that self exists signal to be connected; And be two paths of signals along separate routes by the signal of the intelligent antenna array transmission with self existing signal to be connected, and the signal after shunt is offered respectively and the first phase shifter that self exists signal to be connected and the second phase shifter;
Each intelligent antenna array in 104 groups of intelligent antenna array groups, for sending the signal of sending with the mixer that self exists signal to be connected; And reception is mail to the signal of the first system and second system and offers and the mixer that self exists signal to be connected.
More specifically, in one embodiment of the invention, the smart antenna array column number that the phase shifter number that the first phase shifter group 101 and the second phase shifter group 102 comprise comprises with intelligent antenna array group 104 is identical.
More specifically, in one embodiment of the invention, the summation of the working frequency range that each phase shifter that the first phase shifter group 101 comprises is corresponding meets the first working frequency range of the first system work;
The summation of the working frequency range that each phase shifter that the second phase shifter group 102 comprises is corresponding meets the second working frequency range of second system work.
More specifically, in one embodiment of the invention, in the first phase shifter group 101 and the second phase shifter group 102, also comprise respectively:
Control module, carries out the adjusting of phase-shift phase for controlling respectively each phase shifter that its place phase shifter group comprises, so that the requirement of the working frequency range that total phase-shift phase corresponding to each phase shifter meets its place phase shifter group correspondence system work to angle of declination.
More specifically, in one embodiment of the invention, the smart antenna array column number that the mixer number that mixer group 103 comprises comprises with intelligent antenna array group 104 is identical.
More specifically, in one embodiment of the invention, each intelligent antenna array comprises:
Two groups of prevention at radio-frequency port of setting number, in order to support respectively to meet the transmitting-receiving of signal of the first working frequency range and the transmitting-receiving of the signal of satisfied the second working frequency range.
The technical scheme providing in order to understand better the embodiment of the present invention, take the first system below as TD-SCDMA system (hereinafter to be referred as TD system), second system is that LTE system is example, and the smart antenna equipment that the independent electricity of the different system of above-mentioned support is adjusted makes a more detailed description:
The embodiment of the present invention is adjusted in order to realize the isoparametric independent electricity of angle of declination, beam position of TD system and LTE system under the prerequisite not increasing radiating element quantity, and as shown in Figure 2, the smart antenna equipment that this embodiment provides adopts two cover phase shifter groups, wherein:
The first phase shifter group 201 is for supporting AB frequency range, and wherein, the frequency range of A frequency range is: 1880MHz-1920MHz, and the frequency range of B frequency range is: 2010MHz-2025MHz;
The second phase shifter group 202 is for supporting C frequency range, and its frequency range is: 2300MHz-2400MHz.
Particularly:
The first phase shifter group 201 is comprised of N separate phase shifter, wherein, and the number that N is intelligent antenna array.Each phase shifter possesses corresponding working frequency range and electric control function, in corresponding working frequency range, phase-shift phase by N separate phase shifter of the automatically controlled adjusting of control module is to reach the needed phase-shift phase of each aerial array group, the summation of the working frequency range that each phase shifter is corresponding meets the first working frequency range corresponding to TD system, thereby realizes the electric conditioning function of the working frequency range (being AB frequency range) of TD system.Particularly, the respectively corresponding aerial array of each phase shifter, the corresponding relation of phase shifter and aerial array can arrange flexibly.
The concrete principle of compositionality of the second phase shifter group 202 and the first phase shifter group 201 is basic identical, by the phase-shift phase of N separate phase shifter of the automatically controlled adjusting of control module, the total working frequency range that each phase shifter is corresponding meets the second working frequency range corresponding to LTE system, to realize the electric conditioning function of the working frequency range (being C frequency range) of LTE system.
The control module that the first phase shifter group 201 and the second phase shifter group 202 comprise is for controlling respectively the phase-shift phase of its place each phase shifter of phase shifter group, so that the requirement of the working frequency range that total phase-shift phase corresponding to each phase shifter meets its place phase shifter group correspondence system work to angle of declination.
Mixer group 203 is connected with each phase shifter in the first phase shifter group 201 and the second phase shifter group 202 respectively, particularly, the mixer number that mixer group comprises is identical with aerial array number, and the number of the phase shifter also comprising with the first phase shifter group 201 or the second phase shifter group 202 is identical.Each mixer connects respectively 1 phase shifter in the first phase shifter group 201 and 1 phase shifter in the second phase shifter group 202.By the two paths of signals from two phase shifter group independent regulation (AB frequency range and C frequency range) is synthesized to a road, then feed and have the intelligent antenna array of annexation with it, can realize TD based on different frequency range and LTE system and completely independently adjust and optimize angle of declination; And, one group of intelligent antenna array that each mixer that mixer group comprises comprises with intelligent antenna array group is respectively connected, being used for is two paths of signals by the signal from connected intelligent antenna array along separate routes, offer respectively the first phase shifter group 201 or the second phase shifter group 202, wherein: the working frequency range of each mixer covers the working frequency range of TD system works and the working frequency range of LTE system works.
The same number of intelligent antenna array of mixer that intelligent antenna array group 204 and mixer group comprise; And every group of intelligent antenna array is for sending the signal after connected mixer is processed; And, send to mixer to process the TD system that mails to receiving and the signal of LTE system.
In the embodiment of the present invention, the phase shifter in above-mentioned the first phase shifter group 201 and the second phase shifter group 202 can adopt constructed standard but different frequency range, also can adopt different technologies standard and different frequency range.Common phase shifter mainly comprises three kinds of technology standards at present, i.e. GaAs (GaAs) digital phase shifter, microelectromechanical systems (MEMS) device phase shifter and ferrite analog phase shifter.Wherein:
GaAs phase shifter is to reach with the inconsistent switch of many retardations a kind of mode that changes total phase place, carrys out the precision of control phase by the number of switch;
Phase shifter based on MEMS is to utilize delay line technique to produce phase shift, and the retardation that phase-shift phase is provided by MEMS capacitor is controlled;
Film Ferrite Material phase shifter (as barium strontium titanate) has good controllability in very wide temperature range, can carry out control capacittance amount by a change in voltage, and then changes phase-shift phase.
The phase shifter of above-mentioned three kinds of technology standards respectively has its pluses and minuses, and for example, GaAs phase shifter size is very little, approximately several square millimeters, technology maturation is reliable, but the manufacture of GaAs is one of the most expensive semiconductor fabrication, and need special encapsulation, so producing cost is higher; MEMS phase shifter size is also quite little, and radio frequency loss is low, but because technology is newer, reliability also needs further checking; Film ferrite phase shifter is small-sized, controls simply, and mature and reliable, but material manufacture difficulty is larger.In practical application, the comprehensive pluses and minuses of more various technology standards, require to select the phase shifter of appropriate technology standard according to application scenario.
For reference only, the phase shifter that other types are satisfied with application requirements is equally applicable to the embodiment of the present invention for above-mentioned phase shifter and technology standard.
In the embodiment of the present invention, above-mentioned mixer group 203 need to possess in ultra broadband frequency range (for example, the 1880MHz-2400MHz of support ABC frequency range) microwave signal is carried out to good synthesizing.In a preferred embodiment of the present invention, can adopt the Wilkinson mixer of racemosus joint to realize ultra broadband mixer.By calculating and emulation, the alien frequencies section Wilkinson mixer of three minor matters can be realized the full frequency band of 1880MHz-2400MHz is covered.Alien frequencies section three minor matters Wilkinson mixers can synthesize a road by the signal of special frequency channel (as A frequency range, B frequency range and C frequency range), and in whole frequency range, all have good reflection coefficient, port isolation coefficient and transmission coefficient.Therefore, three minor matters Wilkinson mixers can carry out good synthesizing to microwave signal in ultra broadband frequency range.In addition, in practical application, inner mixer need to be considered small design problem, to reduce the increase of antenna volume, such as adopting micro-mode with mixer to reduce volume.
For reference only, the mixer that other types are satisfied with application requirements is equally applicable to the embodiment of the present invention to above-mentioned mixer.
The technical scheme providing according to the embodiment of the present invention realizes the demand that two systems are adjusted respectively under the condition that does not change at present wideband dual polarized size.When the system of one of them frequency range need to be adjusted the parameters such as Downtilt, according to the automatically controlled adjusting of required phase-shift phase, (the automatically controlled control method of different phase shifters is different, if GaAs digital phase shifter is to change phase-shift phase by control lag switch) each phase shifter independently in corresponding phase shifter group, and then obtain the desired parameters such as corresponding Downtilt in this frequency range.Can, when supporting TD system, support the LTE systems such as 2 * 2MIMO, 4 * 2MIMO, 8 * 2MIMO.
The smart antenna equipment that the embodiment of the present invention provides, in order to realize aerial array, cover the broadband design of 1880MHz～2400MHz (being ABC frequency range), existing aerial array is improved, in practical application, consider existing network structure, in a preferred embodiment of the present invention, in order to realize this object, smart antenna array column pitch is contracted to 65mm, and takes the corresponding physical size that reduces unit oscillator, optimize the methods such as structure of the oscillator working frequency range of smart antenna that carried out broadening.
According to the embodiment of the present invention, in order to make smart antenna equipment, support 2 systems, the prevention at radio-frequency port of antenna, from original 8 prevention at radio-frequency port that are positioned at antenna lower end, is changed to the design of 16 prevention at radio-frequency port, under the prerequisite that maintains aerial array invariable number to support the frequency range of two systems; Wherein, the prevention at radio-frequency port of 8 aerial arrays is in antenna lower end, the prevention at radio-frequency port of 8 aerial arrays is at the antenna back side, and, antenna lower end 8 antenna prevention at radio-frequency port and 8 antenna prevention at radio-frequency port at the antenna back side can share identical CAL port (being calibration port), also can adopt respectively independent CAL port.
Further, if adopt the integrated design of RRU and antenna in TD system, RRU is connected with antenna by the blindmate radio frequency interface at the integral antenna back side, pass through the embodiment of the present invention, at 8 prevention at radio-frequency port that are positioned at antenna lower end, support working frequency range corresponding to LTE system, at 8 prevention at radio-frequency port that are positioned at the antenna back side, support working frequency range corresponding to TD system, or, at 8 prevention at radio-frequency port that are positioned at antenna lower end, support working frequency range corresponding to TD system, at 8 prevention at radio-frequency port that are positioned at the antenna back side, support working frequency range corresponding to LTE system; According to the embodiment of the present invention, also can support working frequency range corresponding to LTE system by the blindmate radio frequency interface at the integral antenna back side, cannot be to the problem of following LTE evolution thereby can effectively solve existing integral antenna design.
On specific to antenna appearance design, existing integral antenna scheme need to design two surface antennas, support respectively TD system (based on A, B frequency range) and LTE system (based on C frequency range), after two antennas, carry on the back respectively two RRU simultaneously, this mode for example, takies more serious for terrace resource (, base station iron tower, pole, outdoor cabling rack etc.); The integral antenna scheme that the technical scheme that the employing embodiment of the present invention provides realizes only need to design a surface antenna, by this surface antenna, can support tri-frequency ranges of ABC to apply simultaneously, and can realize and support two systems in the use of different frequency range simultaneously, and between two RRU equipment, can realize independent adjust inclination angle, the very convenient network optimization.
In the design alteration specific to respective modules, the smart antenna equipment that can provide by the contrast embodiment embodiment of the present invention of Fig. 3 and Fig. 4 and traditional antenna are in the structural difference of calibration network, as shown in Figure 3, for adopting the calibration network structural representation block diagram of traditional antenna, as shown in Figure 4, for adopting the calibration network structural representation block diagram of the smart antenna equipment that the embodiment of the present invention provides, as can be seen from Figure 3, on each aerial array passage of traditional calibration network, do not contain mixer and electronically controlled phase shifter, thereby cannot support TD and the completely independent automatically controlled adjustment of LTE system inclination angle, and the calibration network of the smart antenna equipment providing according to the embodiment of the present invention can be supported the independent automatically controlled adjustment of two systems.First, by the inner feeder at aerial array, partly increasing mixer makes this array can realize different frequency range to carry out respectively radio frequency processing, then at each aerial array passage, increase phase shifter group and realize independent electricity tune (referring to P-x, wherein, x represents respectively 1～8, i.e. 8 prevention at radio-frequency port, P and P ' represent respectively AB frequency band signals and C frequency band signals).For calibration port part, (referring in figure shown in P-cal) also can separate two ports by mixer, be respectively used to the independent calibration of two frequency ranges, this part may according to circumstances not conform to road in inside yet, only retain a port, then at outside two antennas of antenna, close road and share.
While the present invention is directed to 4G in existing program (as LTE, WiMAX) system employing multi-antenna technology, with 3G (as the TD-SCDMA) system of employing intelligent antenna technology, can not adjust completely independently inclination angle; Meanwhile, the problems such as the covering difference that can not cause according to different frequency range are optimized completely independently and adjust the problems such as inclination angle, have fundamentally solved the difficult problem that multiple antenna-feedback system merges, for a large amount of direct costs and indirect cost have been saved in networking.Meanwhile, owing to having realized 3G system, with other system, adjust separately the mode at inclination angle, be conducive to network and optimize respectively.And with respect to other system antenna, antenna size changes less, can not bring how extra difficulty to construction.
The smart antenna equipment of adjusting based on the independent electricity of the different system of above-mentioned support, the embodiment of the present invention also provides a kind of method of supporting that the independent electricity of different system is adjusted, and as shown in Figure 5, the method comprises the steps:
Particularly, in one embodiment of the invention, above-mentioned steps 503, when carrying out, while sending by intelligent antenna array the signal closing behind road, specifically comprises:
First group of prevention at radio-frequency port of setting number by intelligent antenna array sends the signal that meets described the first working frequency range, and sends by second group of prevention at radio-frequency port of setting number of intelligent antenna array the signal that meets described the second working frequency range.
The smart antenna equipment of adjusting based on the independent electricity of the different system of above-mentioned support, the embodiment of the present invention also provides a kind of method of supporting that the independent electricity of different system is adjusted, and as shown in Figure 6, the method comprises the steps:
Further, in one embodiment of the invention, in step 601, when carrying out, by intelligent antenna array, receive the signal that mails to the first system and second system, comprising:
First group of prevention at radio-frequency port of setting number by intelligent antenna array receives the signal that meets described the first working frequency range; And receive by second group of prevention at radio-frequency port of setting number of intelligent antenna array the signal that meets described the second working frequency range.
Above-mentioned at least one technical scheme providing by the embodiment of the present invention, by two phase shifter groups to respectively from or the signal phase shift amount that mails to two systems adjust, make the phase-shift phase of signal meet the requirement of the working frequency range of correspondence system work to angle of declination, thereby realized smart antenna equipment and supported the antenna feeder use altogether of different system, reduce taking of terrace resource, improved the performance of antenna equipment.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (7)
1. support the smart antenna equipment that the independent electricity of different system is adjusted, it is characterized in that, comprise the first phase shifter group, the second phase shifter group, mixer group and intelligent antenna array group, wherein:
Each phase shifter in the first phase shifter group, for receiving from or mail to the first signal of the first system, and the requirement to angle of declination according to the first working frequency range of described the first system work, regulates the phase-shift phase of described first signal;
Each phase shifter in the second phase shifter group, for receiving from or mail to the secondary signal of second system, and the requirement to angle of declination according to the second working frequency range of described second system work, regulates the phase-shift phase of described secondary signal;
Each mixer in mixer group, for receiving the signal after the first phase shifter group regulates the first signal from the first system with the phase shifter that self exists signal to be connected, and receive in the second phase shifter group the signal after to the secondary signal adjusting from second system with the phase shifter that self exists signal to be connected, and the two paths of signals of reception is closed and sent to behind road in intelligent antenna array group and the intelligent antenna array that self exists signal to be connected; And be two paths of signals along separate routes by the signal of the intelligent antenna array transmission with self existing signal to be connected, and the signal after shunt is offered respectively and the first phase shifter group that self exists signal to be connected and the second phase shifter group;
Each intelligent antenna array in intelligent antenna array group, for sending the signal of sending with the mixer that self exists signal to be connected; And reception is mail to the signal of the first system and second system and offers and the mixer that self exists signal to be connected;
Wherein, each intelligent antenna array comprises:
Two groups of prevention at radio-frequency port of setting numbers, in order to support respectively to meet the transmitting-receiving of signal of described the first working frequency range and the transmitting-receiving that meets the signal of described the second working frequency range.
2. smart antenna equipment as claimed in claim 1, is characterized in that, the phase shifter number that described the first phase shifter group and the second phase shifter group comprise is identical with the smart antenna array column number that described intelligent antenna array group comprises.
3. smart antenna equipment as claimed in claim 1, is characterized in that, the summation of the working frequency range that each phase shifter that described the first phase shifter group comprises is corresponding meets the first working frequency range of described the first system work;
The summation of the working frequency range that each phase shifter that described the second phase shifter group comprises is corresponding meets the second working frequency range of described second system work.
4. smart antenna equipment as claimed in claim 2, is characterized in that, in described the first phase shifter group and described the second phase shifter group, also comprises respectively:
Control module, carries out the adjusting of phase-shift phase for controlling respectively each phase shifter that its place phase shifter group comprises.
5. smart antenna equipment as claimed in claim 1, is characterized in that, the mixer number that described mixer group comprises is identical with the smart antenna array column number that described intelligent antenna array group comprises.
6. support the method that the independent electricity of different system is adjusted, it is characterized in that, comprising:
Receive respectively from the first signal of the first system and from the secondary signal of second system;
Requirement according to the first working frequency range of described the first system work to angle of declination, regulates described first signal; And the requirement according to the second working frequency range of described second system work to angle of declination, regulates described secondary signal;
Described secondary signal by the described first signal after regulating and after regulating is closed Lu Weiyi road signal, and by intelligent antenna array, sends the signal closing behind road;
Wherein, by intelligent antenna array, send the signal closing behind road, comprising:
First group of prevention at radio-frequency port of setting number by described intelligent antenna array sends the signal that meets described the first working frequency range, and sends by second group of prevention at radio-frequency port of setting number of described intelligent antenna array the signal that meets described the second working frequency range.
7. support the method that the independent electricity of different system is adjusted, it is characterized in that, comprising:
By intelligent antenna array, receive the signal that mails to the first system and second system, and be first signal and secondary signal along separate routes by the signal receiving;
Requirement according to the first working frequency range of described the first system work to angle of declination, regulates described first signal; And
Requirement according to the second working frequency range of described second system work to angle of declination, regulates described secondary signal;
Described first signal after regulating is sent to the first system; And
Described secondary signal after regulating is sent to second system;
Wherein, by intelligent antenna array, receive the signal that mails to the first system and second system, comprising:
First group of prevention at radio-frequency port of setting number by described intelligent antenna array receives the signal that meets described the first working frequency range; And receive by second group of prevention at radio-frequency port of setting number of described intelligent antenna array the signal that meets described the second working frequency range.
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| CN200910241549.9A CN102082326B (en) | 2009-11-26 | 2009-11-26 | Intelligent antenna equipment and method for supporting independent intersystem electric regulation |
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| CN200910241549.9A CN102082326B (en) | 2009-11-26 | 2009-11-26 | Intelligent antenna equipment and method for supporting independent intersystem electric regulation |
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| CN102082326A CN102082326A (en) | 2011-06-01 |
| CN102082326B true CN102082326B (en) | 2014-03-19 |
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| WO2013040746A1 (en) * | 2011-09-19 | 2013-03-28 | Tongyu Communication Inc. | Shared antenna system |
| CN102361173B (en) * | 2011-09-19 | 2013-02-13 | 广东通宇通讯股份有限公司 | Dual-system co-antenna feeder base station antenna |
| EP2792018B1 (en) * | 2011-12-13 | 2015-10-21 | Telefonaktiebolaget LM Ericsson (Publ) | A node in a wireless communication network with at least two antenna columns |
| CN105703054B (en) * | 2011-12-13 | 2018-08-24 | 瑞典爱立信有限公司 | Node at least two antenna arrays in cordless communication network |
| CN102570064B (en) * | 2011-12-31 | 2016-08-24 | 南京中兴软件有限责任公司 | Active antenna device and the method for receiving and transmitting signal thereof |
| CN102610920B (en) * | 2012-03-22 | 2014-12-24 | 中国联合网络通信集团有限公司 | Antenna-feeder system and phase calibration method |
| CN102664670B (en) * | 2012-03-31 | 2014-12-24 | 福建星网锐捷网络有限公司 | Uplink signal reception control method of intelligent antenna, device and wireless access point |
| CN102931489B (en) * | 2012-10-29 | 2015-06-17 | 华为技术有限公司 | Electrically regulated antenna system and electric regulation method |
| CN103956577B (en) * | 2014-04-30 | 2016-12-07 | 广东晖速通信技术有限公司 | A kind of integrated feeding network of 4G antenna |
| CN105763232A (en) * | 2014-12-15 | 2016-07-13 | 华为技术有限公司 | Communication device and communication system |
| WO2016106697A1 (en) * | 2014-12-31 | 2016-07-07 | 深圳市大富科技股份有限公司 | Dual-frequency antenna and antenna system |
| CN111029776B (en) * | 2015-06-01 | 2021-04-09 | 华为技术有限公司 | Antenna |
| CN106654494A (en) * | 2016-09-28 | 2017-05-10 | 武汉虹信通信技术有限责任公司 | Dual-system phase shift combining module and separate electronic tilting antenna |
| CN107332573B (en) | 2017-07-25 | 2021-04-13 | Oppo广东移动通信有限公司 | Radio frequency circuit, antenna device and electronic equipment |
| CN108232378B (en) * | 2017-12-29 | 2019-07-09 | 京信通信系统（中国）有限公司 | Phase shifting equipment, antenna and base station |
| CN108232379A (en) * | 2017-12-29 | 2018-06-29 | 京信通信系统（中国）有限公司 | Phase-shift structure and antenna |
| CN108023147B (en) * | 2017-12-29 | 2023-07-21 | 京信通信技术(广州)有限公司 | Combiner, phase shifter assembly and antenna |
| CN109301457B (en) * | 2018-10-15 | 2023-09-05 | 京信通信技术(广州)有限公司 | Base station antenna and feed network system thereof |
| CN109307801B (en) * | 2018-11-13 | 2020-12-18 | 西安空间无线电技术研究所 | Phase balancing method based on dispersion characteristic of electrically-tunable phase shifter |
| CN111064012B (en) * | 2019-12-31 | 2022-09-30 | 京信通信技术(广州)有限公司 | Multisystem common antenna |
| CN111668605B (en) * | 2020-07-02 | 2021-07-09 | 中信科移动通信技术股份有限公司 | Electrically-controlled antenna used along high-speed rail |
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