CN105577254A - Antenna control method and device using the method - Google Patents
Antenna control method and device using the method Download PDFInfo
- Publication number
- CN105577254A CN105577254A CN201410530821.6A CN201410530821A CN105577254A CN 105577254 A CN105577254 A CN 105577254A CN 201410530821 A CN201410530821 A CN 201410530821A CN 105577254 A CN105577254 A CN 105577254A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- antenna
- combination form
- signal
- connecting line
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention discloses an antenna control method and a device using the method. According to the antenna control method, a virtual channel processor of a wireless access device is adopted. The antenna control method is characterized in that a plurality of first signal quality indexes, which are related to a special line connecting device, and are detected under the combination states of a plurality of antennas, can be respectively acquired, and n optimal antenna combination states can be selected to be used as a plurality of candidate antenna combination states according to the first signal quality indexes; a plurality of second signal quality indexes, which are related to the line connecting device, and are detected under the combination states of the candidate antennas, can be acquired respectively, and the second signal quality indexes can be stored in a database.
Description
Technical field
The present invention relates to a kind of data communication technology, particularly a kind of method of controlling antenna and the device using the method.
Background technology
Current WiFi device is usually equipped with the antenna frame of multiple-input and multiple-output (MIMO, Multi-InputMulti-Output) and adds omni-directional antenna (omni-directionalantenna) to carry out Signal transmissions.Under the environment for use of multiple terminal and multiple radio reception device, easily produce co-channel interference (co-channelinterference), and then reduce transmission usefulness (performancedowngrade).Traditionally, radio reception device, in order to reduce the impact of co-channel interference, can improve power output (transmistpower) or reduce transmission speed (datarate) etc.But the way of this lifting self radio reception device usefulness also cannot improve the environment of co-channel interference, may cause the co-channel interference more serious with other equipment rooms on the contrary, cause the connection quality of wireless transmission poorer.Therefore, need a kind of method of controlling antenna and the device using the method, in order to reduce the co-channel interference in environment, avoid affecting the connection quality of most of device in environment.
Summary of the invention
Embodiments of the invention propose a kind of method of controlling antenna, use the tunnel processor in radio reception device to perform, comprise following steps.Obtain multiple first quality indication signals of the particular link equipment that is associated with detected under multiple antenna combination form respectively, and according to the first quality indication signal select n the best antenna combination form be used as multiple candidate's antenna combination form.Obtain the multiple secondary signal quality index being associated with connecting line equipment detected under candidate's antenna combination form respectively, and secondary signal quality index is stored in database.
Embodiments of the invention propose another kind of method of controlling antenna, use the tunnel processor in radio reception device to perform, comprise following steps.Database is provided, stores multiple first quality indication signals being associated with connecting line equipment obtained recently, and be associated with multiple secondary signal quality index of antenna combination form of n the best of connecting line equipment.After receiving tendency to develop and delivering to the grouping of particular link equipment, select in the antenna combination form of above-mentioned the best by comparison first quality indication signal and secondary signal quality index; And the control logic circuit in adjustment steerable antenna transmits grouping to connecting line equipment with the antenna combination form selected.
Embodiments of the invention propose a kind of ACU antenna control unit, comprise database and tunnel processor.Tunnel processor is coupled to database, obtains multiple first quality indication signals of the particular link equipment that is associated with detected under multiple antenna combination form respectively; The antenna combination form selecting n the best according to the first quality indication signal is used as multiple candidate's antenna combination form; Obtain the multiple secondary signal quality index being associated with connecting line equipment detected under candidate's antenna combination form respectively; And secondary signal quality index is stored in database.
Embodiments of the invention propose another kind of ACU antenna control unit, comprise database, steerable antenna and tunnel processor.Multiple first quality indication signals of what database purchase obtained recently be associated with particular link equipment, and multiple secondary signal quality index of n that is associated with connecting line equipment best antenna combination form.Tunnel processor is coupled to database and steerable antenna, receives after tendency to develop delivers to the grouping of connecting line equipment, selects in best antenna combination form by comparison first quality indication signal and secondary signal quality index; And the control logic circuit in adjustment steerable antenna transmits grouping to connecting line equipment with the antenna combination form selected.
Accompanying drawing explanation
Fig. 1 is the environment for use schematic diagram according to the embodiment of the present invention.
Fig. 2 is the system architecture diagram of the WiFi packet processing system according to the embodiment of the present invention.
Fig. 3 is the database producing method flow chart according to the embodiment of the present invention.
Fig. 4 is the packet transmission method flow chart according to the embodiment of the present invention.
Fig. 5 is the signal field pattern schematic diagram according to the embodiment of the present invention.
[symbol description]
10 environments for use; 111,113,115 radio reception devices;
131,133 mobile phones; 151,153 flat computers;
171,173 mobile computers;
180 Asymmetrical Digital Subscriber Line far-end units;
190 the Internets; 210WiFi module;
211 steerable antennas; 212WiFi receiving processor;
213WiFi transport processor; 214WiFi divides into groups driver module;
215 radio frequency signal detector; 216 tunnel processors;
217 databases; 230 bridge joint processors;
250 network protocol stack modules; 270 CPU modules;
S311 ~ S391 method step; S411 ~ S475 method step;
510 flat computers; 530 mobile phones.
Embodiment
The embodiment of the present invention is implemented on the environment for use of multiple terminal and multiple radio reception device.Fig. 1 is the environment for use schematic diagram according to the embodiment of the present invention.The radio reception device (WirelessAccessPoint) 111,113 and 115 being arranged on same area is comprised in environment for use 10, such as, lecture hall, theatre, cinema, music hall, library, recording studio, auditorium etc., and radio reception device 111,113 and 115 connects upper communication network 190 by Asymmetrical Digital Subscriber Line far-end unit (ADSLTranceiverUnitRemote, ATU-R) 180.Radio reception device 111 sets up line with mobile phone 131, flat computer 151 and mobile computer 171 respectively, provides and transmits packet to the Internet 190 and the service receiving packet from the Internet 190.Radio reception device 113 sets up line with mobile phone 133 and flat computer 153 respectively, and radio reception device 115 and mobile computer 173 set up line.About the process setting up line, for example, when mobile phone 131 moves to the signal cover of radio reception device 111, radio reception device 111 can be searched by built-in radio area network module, and after completing login and secure authentication mechanisms, use the WiMAX service on net that Telecom operators provides.Expansion checking communication protocol (the ExtensibleauthenticationprotocolforSubscriberIdentityMod ule of mobile phone 131 by formulating for subscriber identification module, EAP-SIM) account server (Authentication is authorized to checking, AuthorizationandAccounting, AAAserver) ask to connect upper the Internet 190 by radio reception device 111.After completing login and secure authentication mechanisms, the grouping of mobile phone 131 will be transmitted via Asymmetrical Digital Subscriber Line far-end unit 180, communication network (not shown) and gateway (gateway does not show) and the Internet 190.
Fig. 2 is the system architecture diagram of the WiFi packet processing system according to the embodiment of the present invention.This system architecture may be implemented in radio reception device 111, and radio frequency signal detector (RFSignalDetector) 215, tunnel processor (VirtualTunnelingProcessor) 216 and database 217 are set in WiFi module 210, in order to reach the object reduced the co-channel interference of other radio reception devices.Radio frequency signal detector (RFSignalDetector) 215 is by confirming co-channel interference degree from WiFi receiving processor (WiFiRxProcessor) 212 feedack, such as frame pitch (IFS, InterframeSpace), signal is to interference plus noise ratio (SINR, signal-to-interference-plus-noiseratio) etc.WiFi receiving processor 212 can scanning neighboring WiFi equipment, such as, radio reception device 113,115, mobile phone 133, flat computer 153, mobile computer 173 etc., observe frame pitch or signal to interference plus noise ratio.Or the frame pitch used when tunnel processing module 216 obtains transmit grouping by WiFi grouping driver module 214 is to understand the degree of co-channel interference.Frame pitch is the time that radio node must be waited for before allowing to transmit next frame.Short frame pitch (SIFS, ShortInterframeSpace) for the transmission of highest priority, tendency to develop is made to give the radio node of this category information preferentially to use radio to link, such as require to transmit frame (frame) (RTS, ReadytoSend), allow to transmit frame (CTS, CleartoSend), reply frame (Acknowledgement) etc.Exempt from competitive mode transmission frame spacing (PIFS, PCFInterframeSpace) be the time must waited for radio node allows to transmit next frame when competitive mode transfer function (PCF, Pointcoordinationfunction) is exempted from execution before.Competitive mode transmission frame spacing (DIFS, DCFInterframeSpace) be the time must waited for radio node allows to transmit next frame when performing competitive mode transfer function (DCF, Distributedcoordinationfunction) before.If the frame of previous receipt is containing wrong, then radio node needs delay one section to expand frame pitch (EIFS, ExtendedInterframeSpace) (but not competitive mode transmission frame spacing) before transmitting frame.Time of frame pitch is by short and length is short frame pitch respectively, exempts from competitive mode transmission frame spacing, competitive mode transmission frame spacing and expand frame pitch.
Database 217 can be stored in Nonvolatile memory devices, the information of radio frequency (RF, the RadioFrequency) parameter of record antenna combination form (antennapattern) and all wireless devices detected.Specifically, for each connecting line equipment, such as, mobile phone 131, flat computer 151 and mobile computer 171, database 217 records the quality indication signal obtained recently, such as, signal is to interference plus noise ratio, frame pitch, received signal strength indicator (RSSI, ReceivedSignalStrengthIndication), packet error probability (PER, etc., and select the standard information of what antenna combination form for different quality indication signals PacketErrorRate).In addition, for the radio node that other are contiguous, such as, radio reception device 113,115, mobile phone 133, flat computer 153, mobile computer 173 etc., database 217 records the quality indication signal obtained recently, and such as, signal is to interference plus noise ratio, frame pitch etc.Database 217 can comprise the information of example table 1, in order to record the quality indication signal obtained recently.
Table 1
| WiFi equipment | Current SINR | Current IFS | Current RSSI | Current PER |
| MAC1 | SINR_cur | IFS_cur | RSSI_cur | PER_cur |
| MAC2 | SINR_cur | IFS_cur | RSSI_cur | PER_cur |
| MAC3 | SINR_cur | IFS_cur | RSSI_cur | PER_cur |
Each connecting line equipment detected or radio node, using MAC address (MAC-MediaAccessControlAddress) as identification, are expressed as " MAC1 ", " MAC2 " and " MAC3 ".The connecting line equipment detected for each or radio node, the signal of four up-to-date acquisitions of field record can be used interference plus noise ratio, frame pitch, received signal strength indicator and packet error probability, be expressed as " SINR_cur ", " " IFS_cur ", " RSSI_cur " and " PER_cur ".It is noted that at this, for each connecting line equipment of detecting or radio node, database 217 can store one or more quality indication signal.Database 217 also can comprise the information of example table 2, selects the standard of which kind of antenna combination form in order to provide tunnel processor 216 for different quality indication signals.
Table 2
Similarly, each connecting line equipment detected, using MAC address as identification, is expressed as " MAC1 ", " MAC2 " and " MAC3 ".Table 2 separately illustrates that WiFi equipment that each connects upper radio reception device 111 can select one in three antenna combination forms (antennapatterns), and the controling parameters of antenna combination form be recorded in field " BP_1 ", " BP_2 " and " BP_3 ".Field " SINR_1 " record can select the signal of first day line combination form to the reference value of interference plus noise ratio, the particular frame spacing of first day line combination form can be selected in field " IFS_1 " record, the reference value of the received signal strength indicator of first day line combination form can be selected in field " RSSI_1 " record, and field " PER_1 " record the reference value can selecting the packet error probability of first day line combination form.About the field " SINR_2 " in table 2, " " SINR_3 ", " IFS_2 ", " IFS_3 ", " RSSI_2 ", " RSSI_3 ", " PER_2 ", " PER_3 " practical significance, can describe that the rest may be inferred with reference to above.It is noted that at this, database 217 can comprise the content more than three antenna combination forms, and in order to carry out meticulousr adjustment to steerable antenna (steeringantenna) 211, the present invention is therefore not limited.
In addition, CPU module (CPUModule) 270 can use various ways to implement, such as, special hardware circuit or common hardware (processors as the multiprocessor of single-processor, tool parallel processing capability, graphic process unit or other tool operational capabilities), and when performing, provide required function from memory loaded with program code.Each data bit in the more high-rise packet that network protocol stack module (NetworkProtocolModule) 250 decipher transmits on network, such as transmission control protocol/Internet protocol (TCP/IP, TransmissionControlProtocol/InternetProtocol) etc.CPU module 270 is linked up, in order to transfer data to network, or from network reception data by bridge joint processor (BridgeProcessor) 230 and WiFi module 210.
Fig. 3 is the database producing method flow chart according to the embodiment of the present invention, uses tunnel processing module 216 to perform.Tunnel processing module 216 can comprise microprocessing unit (MCU, MicrocontrollerUnit), in order to provide the function of the following stated when performing from memory loaded with program code.The learning method of co-channel interference situation can perform first after system boot completes, and afterwards, periodically repeatedly performs, or performs when being triggered by event.The method comprises training circulation (loop) repeatedly performed, in order to obtain the best three the antenna combination forms for each connecting line equipment.After Wiring device starts to perform scan operation (step S311), repeatedly perform one and receive circulation, accept the radiofrequency signal (step S313 and S315) transmitted from connecting line equipment in order to use different antenna combination forms.Specifically, whether tunnel processing module 216 adjusts control logic circuit in steerable antenna 211 with after an antenna combination form received RF signal (step S313) by divide into groups driver module (WiFiPacketDriver) 214 and WiFi transport processor (WiFiTxProcessor) 213 of WiFi, judge to receive to operate and terminate (step S315).In step S315, tunnel processing module 216 can judge whether that all antenna combination forms were all attempted.If so, the process that step S331 is carried out in circulation is then left; Otherwise flow process gets back to step S313, tunnel processing module 216 is made to adjust steerable antenna 211 with next antenna combination form received RF signal by WiFi grouping driver module 214 and WiFi transport processor 213.When receive circulation terminate after the step of "Yes" (in the step S315), tunnel processing module 216 obtains the received signal strength indicator and packet error probability (step S331) that detect under different antennae combination form by radio frequency signal detector 215, and selects three best antenna combination forms according to received signal strength indicator and packet error probability and be used as candidate's antenna combination form (step S333).In step S333, the controling parameters of three of a best antenna combination form can be recorded to database 217 by tunnel processing module 216, such as, field " BP_1 " in table 2, " BP_2 " and " BP_3 ", and the received signal strength indicator detected under three antenna combination forms of the best and packet error probability are used as reference value and are recorded to database 217, such as, field " RSSI_1 " in table 2, " RSSI_2 ", " RSSI_3 ", " PER_1 ", " PER_2 " and " PER_3 ".Then, repeatedly perform another and receive circulation, accept the radiofrequency signal (step S351 and S353) transmitted from connecting line equipment in order to use different candidate's antenna combination forms.Specifically, whether tunnel processing module 216 adjusts control logic circuit in steerable antenna 211 with after candidate's antenna combination form received RF signal (step S351) by divide into groups driver module 214 and WiFi transport processor 213 of WiFi, judge to receive to operate and terminate (step S353).In step S353, tunnel processing module 216 can judge whether that all candidate's antenna combination forms were all attempted.If so, the process that step S371 is carried out in circulation is then left; Otherwise flow process gets back to step S351, tunnel processing module 216 is made to adjust steerable antenna 211 with next candidate's antenna combination form received RF signal by WiFi grouping driver module 214 and WiFi transport processor 213.When receive circulation terminate after (in step S353 " be " step), tunnel processing module 216 obtains the signal that detects under different antennae combination form to interference plus noise ratio and frame pitch (step S371) by radio frequency signal detector 215, and the signal recording candidate's antenna combination form is to interference plus noise when frame pitch (step S373).In step S373, the frame pitch detected under candidate's three antenna combination forms can be used as reference value and be recorded to database 217 by tunnel processing module 216, such as, field in table 2 " IFS_1 ", " IFS_2 " and " IFS_3 ", and the signal detected under candidate's three antenna combination forms is used as reference value to interference plus noise ratio and is recorded to database 217, such as, field in table 2 " SINR_1 ", " SINR_2 " and " SINR_3 ".Finally, the training and operation (step S391) of all connecting line equipments has been judged whether.If so, then radio reception device 111 enters executing state (RunState); Otherwise flow process gets back to step S311, continue the training and operation of next Wiring device.
Fig. 4 is the packet transmission method flow chart according to the embodiment of the present invention, uses tunnel processing module 216 to perform.When tunnel processing module 216 to receive from bridge joint processor 230 tendency to develop deliver to the grouping of particular link equipment after (step S411), the record (step S413) being associated with this connecting line equipment is read from database 217, from record, obtain the quality indication signal (step S415) obtained recently and from record, obtain the data of optimal antenna combination form, wherein, optimal antenna combination form can be considered again candidate's antenna combination form (step S417).For example, the Media Access Control address of hypothesis goal ground equipment is " MAC1 ", tunnel processing module 216 reads and is associated with as all in table 1 and table 2 from database 217 " MAC1 " record (step S413), the quality indication signal " SINR_cur " obtained recently is obtained from record, " IFS_cur ", " RSSI_cur " and " PER_cur " (step S415) and from record, obtain the data of optimal antenna combination form " BP_1 ", " SINR_1 ", " IFS_1 ", " RSSI_1 " and " PER_1 " (step S417).Then, tunnel processing module 216 carries out two judgements: one, judges whether the frame pitch obtained recently meets the frame pitch (step S431) of candidate's antenna combination form; Its two, judge whether the signal obtained recently is less than threshold value (step S433) to the signal in interference plus noise ratio and candidate's antenna combination form to the difference between interference plus noise ratio.When arbitrary condition does not meet (in step S431 in the path of "No" or step S433 " no " path), from record, trial obtains the data of time good antenna combination form, wherein, secondary good antenna combination form can be considered candidate's antenna combination form (step S451).Those skilled in the art those skilled in the art also change this flow process, one in determining step S431 and S433, in order to promote the efficiency performed.Then, judgement obtains data manipulation whether failed (step S453), if so, then according to data configuration steerable antenna 211 and transmission grouping (step S471 is to step S475) of last candidate's antenna combination form; Otherwise, proceed the judgement (step S431) of new candidate's antenna combination form.When both all meet (in step S433 " be " path), tunnel processing module 216 obtains the controling parameters (step S471) of candidate's antenna combination form from record, foundation controling parameters divides into groups control logic circuit (controllogiccircuit) (the step S473) of driver module 214 and WiFi transport processor 213 configuration steerable antenna 211 by WiFi, and indicates WiFi grouping driver module 214 and WiFi transport processor 213 by steerable antenna 211 transmission grouping (step S475).For example, when the data of the quality indication signal obtained recently and optimal antenna combination form meet two conditions as above, tunnel processing module 216 is according to controling parameters " BP_1 " control logic circuit of to be divided into groups by WiFi driver module 214 and WiFi transport processor 213 configuration steerable antenna 211.Fig. 5 is signal field pattern (signalfield) schematic diagram according to the embodiment of the present invention.For example, when tunnel processing module 216 transmits grouping to mobile computer 171, in the set of signals that steerable antenna 211 sends, energy produces bundle ripple and forms field pattern (beamformingfield) to mobile computer 171, and the both sides forming field pattern at bundle ripple form zero limit bundle wave field type (null-beamfields), avoid producing co-channel interference to contiguous flat computer 510 and mobile phone 530.By signal field pattern as above, between radio reception device 111 and mobile computer 171, a Virtual Private Wire dedicated channel (virtualwiredtunneling) can be set up.
Although the embodiment of the present invention take WiFi as example, but also can be embodied in other wireless communication technology, such as, global system for mobile communications (GlobalSystemforMobilecommunications, GSM), general packet radio service (GeneralPacketRadioService, GPRS), Wideband Code Division Multiple Access (WCDMA) (WidebandCodeDivisionMultipleAccess, WCDMA), CDMA 2000 (CDMA2000), TD SDMA (TimeDivisionSynchronousCDMA, TD-SCDMA), Long Term Evolution (LongTermEvolution, LTE), timesharing Long Term Evolution (TimeDivisionLTE, TD-LTE), bluetooth (Bluetooth) and purple honeybee (ZigBee) etc.Although contain device described above in Fig. 2, under being not precluded within the spirit not violating invention, use other attachment devices more, to reach better technique effect.In addition, although the flow chart of Fig. 3 and Fig. 4 adopts specific order to perform, but when not illegal invention spirit, those skilled in the art can under the prerequisite reaching same effect, revise the order between these steps, so the present invention is not limited to and only uses order as above.In addition, some steps also can be integrated into a step by those skilled in the art, or except these steps, perform more multi-step in proper order or concurrently, therefore the present invention does not also limit to.
Although the present invention uses above embodiment to be described, it should be noted that these describe and are not used to limit the present invention.On the contrary, this invention covers the apparent amendment of those skilled in the art and similar setting.So application right must be explained in the broadest mode and comprise all apparent amendments and similar setting.
Claims (22)
1. a method of controlling antenna, uses the tunnel processor in radio reception device to perform, comprises:
Obtain multiple first quality indication signals being associated with connecting line equipment detected under multiple antenna combination form respectively;
Select a said n best antenna combination form according to above-mentioned first quality indication signal and be used as multiple candidate's antenna combination form;
Obtain the multiple secondary signal quality index being associated with above-mentioned connecting line equipment detected under above-mentioned candidate's antenna combination form respectively; And
Above-mentioned secondary signal quality index is stored in database.
2. method of controlling antenna as claimed in claim 1, wherein, above-mentioned first quality indication signal is received signal strength indicator or packet error probability.
3. method of controlling antenna as claimed in claim 1, wherein, above-mentioned secondary signal quality index is that signal is to interference plus noise ratio or frame pitch.
4. method of controlling antenna as claimed in claim 1, also comprises:
Above-mentioned first quality indication signal being associated with above-mentioned connecting line equipment detected under above-mentioned candidate's antenna combination form is stored in above-mentioned database.
5. method of controlling antenna as claimed in claim 1, is obtaining being associated with in the step of multiple first quality indication signals of connecting line equipment of detecting under multiple antenna combination form respectively, is also comprising:
Repeatedly perform the first circulation, wherein, at every bout, the control logic circuit in adjustment steerable antenna receives the radiofrequency signal transmitted from above-mentioned connecting line equipment with in above-mentioned antenna combination form, thus obtains in above-mentioned first quality indication signal.
6. method of controlling antenna as claimed in claim 5, is obtaining being associated with in the step of multiple secondary signal quality index of above-mentioned connecting line equipment of detecting under above-mentioned candidate's antenna combination form respectively, is also comprising:
Repeatedly perform the second circulation, wherein, at every bout, the above-mentioned control logic circuit adjusted in above-mentioned steerable antenna receives the radiofrequency signal transmitted from above-mentioned connecting line equipment, thus obtains in above-mentioned secondary signal quality index with in above-mentioned candidate's antenna combination form.
7. a method of controlling antenna, uses the tunnel processor in radio reception device to perform, comprises:
Receive the grouping that connecting line equipment is delivered in tendency to develop;
There is provided database, multiple first quality indication signals of what wherein above-mentioned database purchase obtained recently be associated with above-mentioned connecting line equipment, and multiple secondary signal quality index of n that is associated with above-mentioned connecting line equipment best antenna combination form;
One in the antenna combination form of above-mentioned the best is selected by above-mentioned first quality indication signal of comparison and above-mentioned secondary signal quality index; And
Control logic circuit in adjustment steerable antenna transmits above-mentioned grouping to above-mentioned connecting line equipment with the above-mentioned antenna combination form selected.
8. method of controlling antenna as claimed in claim 7, wherein, above-mentioned steerable antenna produces bundle ripple and forms field pattern when transmitting above-mentioned grouping, and forms the both sides formation zero limit bundle wave field type of field pattern at above-mentioned bundle ripple, in order to avoid producing co-channel interference to the nearby device of non-above-mentioned connecting line equipment.
9. method of controlling antenna as claimed in claim 7, wherein, above-mentioned first quality indication signal comprises the first frame pitch, and above-mentioned secondary signal quality index comprises the second frame pitch, and above-mentioned first frame pitch conforms to above-mentioned second frame pitch of the antenna combination form selected.
10. method of controlling antenna as claimed in claim 7, wherein, above-mentioned first quality indication signal comprises the first signal to interference plus noise ratio, above-mentioned secondary signal quality index comprises a secondary signal to interference plus noise ratio, and the above-mentioned secondary signal of above-mentioned first signal to the antenna combination form that interference plus noise compares and selects is less than threshold value to the difference between interference plus noise ratio.
11. method of controlling antenna as claimed in claim 7, wherein, above-mentioned first quality indication signal comprises the first frame pitch and the first signal to interference plus noise ratio, above-mentioned secondary signal quality index comprises one second frame pitch and secondary signal to interference plus noise ratio, above-mentioned first frame pitch conforms to above-mentioned second frame pitch of the antenna combination form selected, and the above-mentioned secondary signal of above-mentioned first signal to the antenna combination form that interference plus noise compares and selects is less than threshold value to the difference between interference plus noise ratio.
12. 1 kinds of ACU antenna control unit, comprise:
Database; And
Tunnel processor, is coupled to above-mentioned database, obtains multiple first quality indication signals being associated with connecting line equipment detected under multiple antenna combination form respectively; Select a said n best antenna combination form according to above-mentioned first quality indication signal and be used as multiple candidate's antenna combination form; Obtain the multiple secondary signal quality index being associated with above-mentioned connecting line equipment detected under above-mentioned candidate's antenna combination form respectively; And above-mentioned secondary signal quality index is stored in database.
13. ACU antenna control unit as claimed in claim 12, wherein, above-mentioned first quality indication signal is received signal strength indicator or packet error probability.
14. ACU antenna control unit as claimed in claim 12, wherein, above-mentioned secondary signal quality index is that signal is to interference plus noise ratio or frame pitch.
15. ACU antenna control unit as claimed in claim 11, wherein, above-mentioned first quality indication signal being associated with above-mentioned connecting line equipment detected under above-mentioned candidate's antenna combination form is stored in above-mentioned database by above-mentioned tunnel processor.
16. ACU antenna control unit as claimed in claim 12, also comprise:
Steerable antenna,
Wherein, above-mentioned tunnel processor performs the first circulation repeatedly, and in every bout, the control logic circuit adjusted in above-mentioned steerable antenna receives the radiofrequency signal transmitted from above-mentioned connecting line equipment, thus obtains in above-mentioned first quality indication signal with in above-mentioned antenna combination form.
17. ACU antenna control unit as claimed in claim 16, wherein, above-mentioned tunnel processor performs the second circulation repeatedly, and at every bout, the above-mentioned control logic circuit adjusted in above-mentioned steerable antenna receives the radiofrequency signal transmitted from above-mentioned connecting line equipment, thus obtains in above-mentioned secondary signal quality index with in above-mentioned candidate's antenna combination form.
18. 1 kinds of ACU antenna control unit, comprise:
Database, stores multiple first quality indication signals being associated with connecting line equipment obtained recently, and is associated with multiple secondary signal quality index of antenna combination form of n the best of above-mentioned connecting line equipment;
Steerable antenna; And
Tunnel processor, is coupled to above-mentioned database and above-mentioned steerable antenna, receives the grouping that connecting line equipment is delivered in tendency to develop; One in the antenna combination form of above-mentioned the best is selected by above-mentioned first quality indication signal of comparison and above-mentioned secondary signal quality index; And the control logic circuit adjusted in above-mentioned steerable antenna transmits above-mentioned grouping to above-mentioned connecting line equipment with the above-mentioned antenna combination form selected.
19. ACU antenna control unit as claimed in claim 18, wherein, above-mentioned steerable antenna produces bundle ripple and forms field pattern when transmitting above-mentioned grouping, and forms the both sides formation zero limit bundle wave field type of field pattern at above-mentioned bundle ripple, in order to avoid producing co-channel interference to the nearby device of non-above-mentioned connecting line equipment.
20. ACU antenna control unit as claimed in claim 18, wherein, above-mentioned first quality indication signal comprises the first frame pitch, and above-mentioned secondary signal quality index comprises the second frame pitch, and above-mentioned first frame pitch conforms to above-mentioned second frame pitch of the antenna combination form selected.
21. ACU antenna control unit as claimed in claim 18, wherein, above-mentioned first quality indication signal comprises the first signal to interference plus noise ratio, above-mentioned secondary signal quality index comprises secondary signal to interference plus noise ratio, and the above-mentioned secondary signal of above-mentioned first signal to the antenna combination form that interference plus noise compares and selects is less than threshold value to the difference between interference plus noise ratio.
22. ACU antenna control unit as claimed in claim 18, wherein, above-mentioned first quality indication signal comprises the first frame pitch and the first signal to interference plus noise ratio, above-mentioned secondary signal quality index comprises the second frame pitch and secondary signal to interference plus noise ratio, above-mentioned first frame pitch conforms to above-mentioned second frame pitch of the antenna combination form selected, and the above-mentioned secondary signal of above-mentioned first signal to the antenna combination form that interference plus noise compares and selects is less than threshold value to the difference between interference plus noise ratio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410530821.6A CN105577254B (en) | 2014-10-10 | 2014-10-10 | Method of controlling antenna and the device for using the method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410530821.6A CN105577254B (en) | 2014-10-10 | 2014-10-10 | Method of controlling antenna and the device for using the method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105577254A true CN105577254A (en) | 2016-05-11 |
| CN105577254B CN105577254B (en) | 2018-10-26 |
Family
ID=55887005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410530821.6A Active CN105577254B (en) | 2014-10-10 | 2014-10-10 | Method of controlling antenna and the device for using the method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105577254B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109792279A (en) * | 2016-09-26 | 2019-05-21 | 赛峰电子与防务公司 | Method for selecting antenna |
| CN112188509A (en) * | 2019-07-04 | 2021-01-05 | 智邦科技股份有限公司 | Antenna pattern control system, antenna pattern control method, and wireless access point |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020102950A1 (en) * | 2001-01-26 | 2002-08-01 | Gore Dhananjay A. | Method and apparatus for selection and use of optimal antennas in wireless systems |
| CN101124734A (en) * | 2005-02-17 | 2008-02-13 | 美商内数位科技公司 | Method and apparatus for selecting a beam combination of multiple-input multiple-output antennas |
| CN100385843C (en) * | 2002-01-08 | 2008-04-30 | 高通股份有限公司 | Resource allocation for MIMO-OFDM communication systems |
| CN101730979A (en) * | 2007-03-22 | 2010-06-09 | 三菱电机株式会社 | In cordless communication network, generate the method and system of antenna selection signals |
-
2014
- 2014-10-10 CN CN201410530821.6A patent/CN105577254B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020102950A1 (en) * | 2001-01-26 | 2002-08-01 | Gore Dhananjay A. | Method and apparatus for selection and use of optimal antennas in wireless systems |
| CN100385843C (en) * | 2002-01-08 | 2008-04-30 | 高通股份有限公司 | Resource allocation for MIMO-OFDM communication systems |
| CN101124734A (en) * | 2005-02-17 | 2008-02-13 | 美商内数位科技公司 | Method and apparatus for selecting a beam combination of multiple-input multiple-output antennas |
| CN101730979A (en) * | 2007-03-22 | 2010-06-09 | 三菱电机株式会社 | In cordless communication network, generate the method and system of antenna selection signals |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109792279A (en) * | 2016-09-26 | 2019-05-21 | 赛峰电子与防务公司 | Method for selecting antenna |
| CN109792279B (en) * | 2016-09-26 | 2021-02-26 | 赛峰电子与防务公司 | Method, system, apparatus and storage medium for selecting an antenna |
| CN112188509A (en) * | 2019-07-04 | 2021-01-05 | 智邦科技股份有限公司 | Antenna pattern control system, antenna pattern control method, and wireless access point |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105577254B (en) | 2018-10-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9584207B2 (en) | Methods for adaptive multi-antenna selection | |
| TWI540857B (en) | Methods for controlling antennas and apparatuses using the same | |
| CN106850009B (en) | Method for determining communication beam and corresponding device | |
| JP2021503824A (en) | Information transmission, reception method and equipment | |
| US9999069B2 (en) | MU-MIMO dynamic bandwidth selection | |
| CN106797656A (en) | For the system and method that the physical accidental based on wave beam is accessed | |
| CN105359424A (en) | Downtilt selection in a full dimensional multiple-input multiple-output system | |
| US20160080124A1 (en) | Method, access point, server and station used for coordinated transmission | |
| EP3668166B1 (en) | Beam training method and device | |
| US11153053B2 (en) | Method of performing data transmission by terminal device in a wireless communication system | |
| CN106572435A (en) | Method of scheduling terminal equipment and apparatus thereof | |
| US20190363764A1 (en) | Changing steering matrix corresponding to mu-mimo group to allow access points transmit on wireless communication channel simultaneously | |
| US10447363B2 (en) | Multi-antenna transmission method in co-cell network, and base station | |
| CN108141831A (en) | For the method and apparatus of data transmission | |
| CN116074892A (en) | Position information reporting method, receiving method, terminal, satellite and storage medium | |
| US20240049207A1 (en) | Beam Management in Multi-TRP Operation | |
| WO2022067842A1 (en) | Ue operations for beam management in multi-trp operation | |
| US11425759B2 (en) | Method for link reconfiguration and terminal device | |
| CN105577254A (en) | Antenna control method and device using the method | |
| EP2999253B1 (en) | Data transmission method and apparatus | |
| AU2018409039A1 (en) | Signal transmission method and device | |
| CN103947238B (en) | Method and apparatus for configuring communication channel | |
| CN109714780A (en) | Communication means, terminal and access network equipment | |
| US10673495B2 (en) | Antenna port configuration method and apparatus | |
| CN107690174B (en) | Method for realizing access control compatible with WLAN wireless local area network protocol |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |