CN105048092A - Control device of multiple-antenna system - Google Patents
Control device of multiple-antenna system Download PDFInfo
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- CN105048092A CN105048092A CN201510496928.8A CN201510496928A CN105048092A CN 105048092 A CN105048092 A CN 105048092A CN 201510496928 A CN201510496928 A CN 201510496928A CN 105048092 A CN105048092 A CN 105048092A
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- multiaerial system
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Abstract
The invention relates to a control device of a multi-antenna system and belongs to the communication technical field. The control device is electrically connected with an electronic communication device. The control device includes an multi-antenna system, an antenna control unit, a wireless module set and a micro processing unit; the antenna control unit is electrically connected with the multi-antenna system; the wireless module set is electrically connected with the antenna control unit; the micro processing unit is electrically connected with the antenna control unit and the wireless module set; signal intensity judgment logic is constructed in the micro processing unit; the multi-antenna system receives wireless radio frequency signals; the wireless radio frequency signals are transmitted to the wireless module set through the antenna control unit; the wireless module set transmits received signals to the micro processing unit; the micro processing unit judges whether the intensity of the received signals is lower or higher than a predetermined value through the signal intensity judgment logic; and after logic calculus processing is performed on the signals, signals are outputted to control the antenna control unit to change the radiation pattern of the multi-antenna system. The control device can simply integrate an existing wireless communication module set, so that the design of the multi-antenna system can be simpler and more convenient.
Description
Technical field
The invention belongs to communication technical field, be specifically related to a kind of control device of multiaerial system, for the change of control antenna radiation direction.
Background technology
Along with scientific and technological level constantly develops, communication equipment can make full use of wired or wireless electricity and complete, in succession occur fixed network telecommunications, radio telephone, mobile phone, the Internet even various communication mode such as video phone.Therefore, the communication technology has furthered interpersonal distance, improves the efficiency of communication, profoundly changes the communication of the mankind.
Be applied to the antenna receiving wireless signal at present and roughly have following three kinds of designs:
A, omni-directional: advantage is that receiving and transmitting signal angle is large, but shortcoming is that receiving and transmitting signal distance is shorter;
B, directive property: advantage is receiving and transmitting signal distance, but shortcoming is that receiving and transmitting signal angle is little;
C, traditional multiple antennas control system: as Fig. 1, include multiaerial system 10 electrically connect and have an antenna control unit 20, and this antenna control unit 20 electrically connect has a wireless module 30, this system advantage is that distance angle is large, change as long as shortcoming is Antenna Design, will change wireless module entirety to control, cost is high.
Summary of the invention
Task of the present invention is to provide a kind of contributing to the control device of antenna radiation patterns and wireless module to be taken apart, only design for radiation pattern control device, select best communication direction by a microprocessing unit and existing radio communication module can be integrated simply, reaching the control device of the multiaerial system of the integration cost reducing module end and antenna control end while control antenna radiation pattern.
Task of the present invention has been come like this, a kind of control device of multiaerial system, system and electronic communication device electrically connect, comprise: a multiaerial system, one antenna control unit, one wireless module and a microprocessing unit, antenna control unit and multiaerial system electrically connect, wireless module and antenna control unit electrically connect, microprocessing unit and antenna control unit and wireless module electrically connect, and have signal strength signal intensity decision logic in microprocessing unit, wherein, receive radio frequency signal by described multiaerial system and be sent in described wireless module through described antenna control unit, Received signal strength is reached described microprocessing unit by wireless module, judge that the signal strength signal intensity that received is low or higher than a preset value by microprocessing unit with signal strength signal intensity decision logic, after joining the process of logic calculus method, the radiation pattern that this antenna control unit changes this multiaerial system is controlled to output signal, reach best communication usefulness, or during a set time arrival, described microprocessing unit controls described antenna control unit, the radiation direction of described multiaerial system is changed, and scan the signal strength signal intensity in the direction switched, and select best communication direction.
In a specific embodiment of the present invention, described antenna control unit is radio-frequency (RF) switch, radio-frequency power controller or phase controller.
In another specific embodiment of the present invention, described signal strength signal intensity decision logic is judge the value of signal strength signal intensity instruction (RSSI) received or judge with the value of class specific revolution bit pad (ADC).
In another specific embodiment of the present invention, described wireless module exports for providing the signal strength signal intensity instruction of a reception.
A control device for multiaerial system, is and electronic communication device electrically connect, comprises:
One multiaerial system;
One antenna control unit, is and described multiaerial system electrically connect;
One wireless module, is and described antenna control unit electrically connect;
One microprocessing unit, is and described antenna control unit electrically connect, and has signal strength signal intensity decision logic in microprocessing unit;
One detecting unit, is and described multiaerial system and described microprocessing unit electrically connect;
Wherein, by described multiaerial system, received radio frequency signal is sent to described detecting unit, signal strength signal intensity is calculated by detecting unit, and the signal strength signal intensity calculated is sent to described microprocessing unit, with signal strength signal intensity decision logic, microprocessing unit judges that the signal strength signal intensity that receives is low or higher than a preset value, after joining the process of logic calculus method, to control the radiation pattern that this antenna control unit changes multiaerial system, reach best communication usefulness, or during a set time arrival, described microprocessing unit controls described antenna control unit, the radiation direction of described multiaerial system is changed, and scan the signal strength signal intensity in the direction switched, and select best communication direction.
In another specific embodiment of the present invention, described antenna control unit is radio-frequency (RF) switch, radio-frequency power controller or phase controller.
Also have in a specific embodiment of the present invention, described signal strength signal intensity decision logic is judge the value of signal strength signal intensity instruction (RSSI) received or judge with the value of class specific revolution bit pad (ADC).
More of the present invention and in a specific embodiment, described detecting unit is radio frequency metering device.
In an of the present invention and then specific embodiment, described detecting unit is the combination of radio-frequency power coupler and power meter measuring device.
The positive effect of technical scheme provided by the invention is: while the radiation pattern controlling multiaerial system, reduce the integration cost of module end and antenna control end, the control device of the radiation pattern of multiaerial system and wireless module are taken apart, control device only for multiaerial system eradiation field pattern designs, best communication direction can be selected by microprocessing unit, and existing radio communication module can be integrated simply; The radiation pattern direction being controlled multiaerial system by microprocessing unit changes, and to select best communication direction, thus can be combined with existing wireless module, makes module end not need to redesign and certification, makes the design of multiaerial system easier.
Accompanying drawing explanation
Fig. 1 is the circuit block diagram of the control device of multiaerial system in prior art.
Fig. 2 is the circuit block diagram of the first embodiment of the control device of multiaerial system of the present invention.
Fig. 3 is the circuit block diagram of the second embodiment of the control device of multiaerial system of the present invention.
In figure: 10, multiaerial system; 20, antenna control unit; 30, wireless module; 40, microprocessing unit; 50, detecting unit.
Embodiment
Embodiment 1:
Hereby the technical content and a detailed description for the present invention, coordinate graphic being described as follows:
Refer to Fig. 2, Fig. 2 is the circuit block diagram of the control device of the multiaerial system of the first embodiment of the present invention.As shown in Figure 2; The control device of multiaerial system of the present invention, comprising: multiaerial system 10, antenna control unit 20, wireless module 30 and a microprocessing unit 40.
With electronic communication device (not shown) and with antenna control unit 20 electrically connect, (electric connection refers to that electrical property is connected to aforementioned multiaerial system 10, also electrical connection is claimed, as follows), in order to receive or to launch radio frequency signal, and received radio frequency signal (RF) is sent on this antenna control unit 20.This multiaerial system 10 adopts the antenna element of particular geometric spread pattern to form by one group, utilize suitching type, scan-type or self adaptive mode to control active elements and reach the field pattern changing radio-wave radiation, there is the function promoting the system operating parameters such as Carrier interference ratio, regional extent, power system capacity.Antenna radiation patterns is formed a specific wave beam (beam) by the concept that this multiaerial system 100 utilizes space to separate multiplex (MUX), and the characteristic of application space diversity is distinguished and the user and the path signal that synthesize different azimuth.And this space separation multiplex (MUX) is that different users's signal that receiving terminal utilizes user's diverse location in space to receive is distinguished.
Aforementioned antenna control unit 20 can be installed in the circuit board (not shown) of electronic communication device inside, and with this multiaerial system 10, this wireless module 30 and this microprocessing unit 40 electrically connect, to receive the control signal that microprocessing unit 40 exports, change with the radiation pattern direction controlling this multiaerial system 10.In the present embodiment, this antenna control unit 20 is beam switchover switch (BeanmSwitch) or radio-frequency (RF) switch (RFSwitch) or the combination for radio-frequency power or phase controller.
Aforementioned wireless module 30 and this antenna control unit 20 electrically connect, to connect Internet and the signal that process received and launched, and provide signal strength signal intensity instruction (ReceivedSignalStrengthIndivation, RSSI) of a reception to export.In the present embodiment, this wireless module is EIFI.
Aforementioned microprocessing unit 40 can be installed in the circuit board (not shown) of electronic communication device inside, and with this antenna control unit 20 and this wireless module 30 electrically connect.Signal strength signal intensity decision logic is had in this microprocessing unit 40, this microprocessing unit 40 can obtain the received signal strength indicator (RSSI) that wireless module 30 exports, with signal strength signal intensity, this microprocessing unit 40 judges that the signal strength signal intensity that receives is low or higher than a preset value, join logic calculus method, to output control signals to this antenna control unit 20 to change multiaerial system 10 radiation pattern, reach best communication usefulness, or during a set time arrival, this microprocessing unit 40 pairs of antenna control units 20 control, the radiation direction of this multiaerial system 10 is changed, and scan the signal strength signal intensity in the direction switched, and select best communication direction.In the present embodiment, signal strength signal intensity decision logic is that the value of signal strength signal intensity instruction (RSSI) received judges (unit as dBm); Or this signal strength signal intensity decision logic judges (unit is as mV) with the value of class specific revolution bit pad (analog-to-digitalcinverter, ADC).
When received radio frequency signal is sent in this wireless module 30 through this antenna control unit 20 by multiaerial system 10 of the present invention, after being processed by this wireless module 30, the instruction of the signal strength signal intensity of reception is sent in this microprocessing unit 40, with signal strength signal intensity, this microprocessing unit 40 judges that the signal strength signal intensity that receives is low or higher than a preset value, after joining the process of logic calculus method, to output control signals to this antenna control unit 20 to change multiaerial system 10 radiation pattern, reach best communication usefulness, or during a set time arrival, this microprocessing unit 40 pairs of antenna control units 20 control, the radiation direction of this multiaerial system 10 is changed, and scan the signal strength signal intensity in the direction switched, and select best communication direction.
By the control device of multiaerial system of the present invention known in above-mentioned explanation, while being the radiation pattern being to control this multiaerial system 10, reduce the integration cost of module end and antenna control end, the control device of the radiation pattern of multiaerial system 10 and wireless module are taken apart, only do design for the control device of the radiation pattern of multiaerial system 10, best communication direction can be selected through a microprocessing unit 40, and simply can integrate existing radio communication module.
Therefore, the present invention will be built in this microprocessing unit 40 in the control method of this multiple antennas 10 of control, the radiation pattern direction being controlled multiaerial system 10 by this microprocessing unit 40 changes, to select best communication direction, this design, can be combined with existing wireless module, make module end not need to redesign and certification, allow in the design of multiaerial system 10 better easily simple.
Embodiment 2:
Refer to Fig. 3, Fig. 3 is the circuit block diagram of the control device of the multiaerial system of the second embodiment of the present invention, and the present embodiment is roughly the same with above-mentioned Fig. 2, institute's difference is in electrically connect between this multiaerial system 10 and this microprocessing unit 40 detecting unit 50, and this wireless module 30 not with this microprocessing unit 40 electrically connect, simultaneously wireless module 30 also need not be indicated to microprocessing unit 40 with the signal strength signal intensity received.
Aforementioned detecting unit 50 is to be installed in the circuit board (not shown) of electronic communication device inside, and link with this multiaerial system 10 and this microprocessing unit 40, to receive this multiaerial system 10 received RF signals, and can signal strength signal intensity be calculated, then the signal strength signal intensity calculated is sent in this microprocessing unit 40.In this is graphic, this detecting unit 50 is the composition of frequency meter measuring device (RFMeter) or radio-frequency power coupler (Coupler) and power meter measuring device (Powermeter).
In multiaerial system 10 of the present invention, received radio frequency signal is sent on this detecting unit 50, signal strength signal intensity is calculated by this detecting unit 50, again the signal strength signal intensity calculated is sent in this microprocessing unit 40, with signal strength signal intensity, this microprocessing unit 40 judges that the signal strength signal intensity that receives is low or higher than a preset value, after joining the process of logic calculus method, to control this antenna control unit 20 to change multiaerial system 10 radiation pattern, reach best communication usefulness, or during a set time arrival, this microprocessing unit 40 pairs of antenna control units 20 control, the radiation direction of this multiaerial system 10 is changed, and scan the signal strength signal intensity in the direction switched, and select best communication direction.
By the control device of multiaerial system of the present invention known in above-mentioned explanation, while being the radiation pattern being to control this multiaerial system 10, reduce the integration cost of module end and antenna control end, the control device of the radiation pattern of multiaerial system 10 and wireless module are taken apart, only do design for the control device of the radiation pattern of multiaerial system 10, best communication direction can be selected through a microprocessing unit 40, and simply can integrate existing radio communication module.
Therefore, the present invention will be built in this microprocessing unit 40 in the control method of this multiple antennas 10 of control, the radiation pattern direction being controlled multiaerial system 10 by this microprocessing unit 40 changes, to select best communication direction, this design, can be combined with existing wireless module, make module end not need to redesign and certification, allow in the design of multiaerial system 10 better easily simple.
Above are only preferred embodiment of the present invention, be not used for limiting scope of the invention process.Namely all equalizations done according to the present patent application the scope of the claims change and modify, and are all the scope of the claims of the present invention and contain.
Claims (9)
1. the control device of a multiaerial system, system and electronic communication device electrically connect, it is characterized in that comprising: a multiaerial system, one antenna control unit, one wireless module and a microprocessing unit, antenna control unit and multiaerial system electrically connect, wireless module and antenna control unit electrically connect, microprocessing unit and antenna control unit and wireless module electrically connect, and have signal strength signal intensity decision logic in microprocessing unit, wherein, receive radio frequency signal by described multiaerial system and be sent in described wireless module through described antenna control unit, Received signal strength is reached described microprocessing unit by wireless module, judge that the signal strength signal intensity that received is low or higher than a preset value by microprocessing unit with signal strength signal intensity decision logic, after joining the process of logic calculus method, the radiation pattern that this antenna control unit changes this multiaerial system is controlled to output signal, reach best communication usefulness, or during a set time arrival, described microprocessing unit controls described antenna control unit, the radiation direction of described multiaerial system is changed, and scan the signal strength signal intensity in the direction switched, and select best communication direction.
2. the control device of a kind of multiaerial system according to claim 1, is characterized in that described antenna control unit is radio-frequency (RF) switch, radio-frequency power controller or phase controller.
3. the control device of a kind of multiaerial system according to claim 1, is characterized in that described signal strength signal intensity decision logic is judge the value of the signal strength signal intensity instruction received or judge with the value of class specific revolution bit pad.
4. the control device of a kind of multiaerial system according to claim 1, is characterized in that described wireless module exports for providing the signal strength signal intensity instruction of a reception.
5. a control device for multiaerial system, is and electronic communication device electrically connect, it is characterized in that comprising:
One multiaerial system;
One antenna control unit, is and described multiaerial system electrically connect;
One wireless module, is and described antenna control unit electrically connect;
One microprocessing unit, is and described antenna control unit electrically connect, and has signal strength signal intensity decision logic in microprocessing unit;
One detecting unit, is and described multiaerial system and described microprocessing unit electrically connect;
Wherein, by described multiaerial system, received radio frequency signal is sent to described detecting unit, signal strength signal intensity is calculated by detecting unit, and the signal strength signal intensity calculated is sent to described microprocessing unit, with signal strength signal intensity decision logic, microprocessing unit judges that the signal strength signal intensity that receives is low or higher than a preset value, after joining the process of logic calculus method, to control the radiation pattern that this antenna control unit changes multiaerial system, reach best communication usefulness, or during a set time arrival, described microprocessing unit controls described antenna control unit, the radiation direction of described multiaerial system is changed, and scan the signal strength signal intensity in the direction switched, and select best communication direction.
6. the control device of a kind of multiaerial system according to claim 5, is characterized in that described antenna control unit is radio-frequency (RF) switch, radio-frequency power controller or phase controller.
7. the control device of a kind of multiaerial system according to claim 5, is characterized in that described signal strength signal intensity decision logic is judge the value of the signal strength signal intensity instruction received or judge with the value of class specific revolution bit pad.
8. the control device of a kind of multiaerial system according to claim 5, is characterized in that described detecting unit is radio frequency metering device.
9. the control device of a kind of multiaerial system according to claim 5 or 8, is characterized in that described detecting unit is the combination of radio-frequency power coupler and power meter measuring device.
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Cited By (10)
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| CN105577223A (en) * | 2015-12-14 | 2016-05-11 | 联想(北京)有限公司 | Signal processing method and electronic device |
| CN106099397A (en) * | 2016-08-18 | 2016-11-09 | 常熟市泓博通讯技术股份有限公司 | There is the electronic installation of multiple antennas |
| CN106785449A (en) * | 2016-12-06 | 2017-05-31 | 青岛海信移动通信技术股份有限公司 | The reconfigurable method of antenna radiation pattern, antenna assembly and Wireless Telecom Equipment |
| CN107230825A (en) * | 2016-03-23 | 2017-10-03 | 联发科技股份有限公司 | The antenna and radio communication device of changeable radiation direction |
| CN107681254A (en) * | 2017-09-19 | 2018-02-09 | 常熟市泓博通讯技术股份有限公司 | Control module and the multi-antenna arrangement with the control module |
| CN107768836A (en) * | 2017-11-21 | 2018-03-06 | 常熟市泓博通讯技术股份有限公司 | The Anneta module of electronic installation |
| CN109149109A (en) * | 2018-08-22 | 2019-01-04 | 青岛海信电器股份有限公司 | A kind of antenna tuning method and wireless terminal |
| WO2019101105A1 (en) * | 2017-11-23 | 2019-05-31 | Oppo广东移动通信有限公司 | Antenna assembly, terminal device, and method for improving antenna radiation performance |
| CN109981158A (en) * | 2017-12-28 | 2019-07-05 | 北京松果电子有限公司 | Control the method, apparatus and computer readable storage medium of unmanned plane |
| CN114172528A (en) * | 2020-09-11 | 2022-03-11 | 英业达科技有限公司 | Intelligent antenna control method and intelligent antenna system |
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| CN105577223B (en) * | 2015-12-14 | 2018-11-09 | 联想(北京)有限公司 | Signal processing method and electronic equipment |
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| CN107768836B (en) * | 2017-11-21 | 2019-11-01 | 常熟市泓博通讯技术股份有限公司 | The Anneta module of electronic device |
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| WO2019101105A1 (en) * | 2017-11-23 | 2019-05-31 | Oppo广东移动通信有限公司 | Antenna assembly, terminal device, and method for improving antenna radiation performance |
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| US11515627B2 (en) | 2017-11-23 | 2022-11-29 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Antenna assemblies, terminal devices, and methods for improving radiation performance of antenna |
| CN109981158A (en) * | 2017-12-28 | 2019-07-05 | 北京松果电子有限公司 | Control the method, apparatus and computer readable storage medium of unmanned plane |
| CN109149109A (en) * | 2018-08-22 | 2019-01-04 | 青岛海信电器股份有限公司 | A kind of antenna tuning method and wireless terminal |
| CN114172528A (en) * | 2020-09-11 | 2022-03-11 | 英业达科技有限公司 | Intelligent antenna control method and intelligent antenna system |
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