CN104079307A - Electronic device capable of eliminating interference - Google Patents
Electronic device capable of eliminating interference Download PDFInfo
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- CN104079307A CN104079307A CN201310109843.0A CN201310109843A CN104079307A CN 104079307 A CN104079307 A CN 104079307A CN 201310109843 A CN201310109843 A CN 201310109843A CN 104079307 A CN104079307 A CN 104079307A
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Abstract
The invention provides an electronic device capable of eliminating interference. The electronic device capable of eliminating interference comprises a first radio component, a second radio component, a quadrature coupler, a first two-way phase shifter and a second two-way phase shifter, wherein the first radio component and the second radio component work at the same frequency band and are used for emitting a first signal and a second signal respectively. The quadrature coupler is used for providing isolation between emission ports of the first radio component and the second radio component and avoiding internal interference when the first signal and the second signal are emitted at the same time. The quadrature coupler is further used for making the field pattern of the first signal and the field pattern of the second signal mutually orthogonal, wherein the first signal field pattern and the second signal field pattern which are mutually orthogonal and are obtained through radiation can restrain external disturbance signals. The first two-way phase shifter and the second two-way phase shifter are used for conducting phase adjustment on the first signal field pattern and the second signal field pattern which are obtained through radiation so as to control the radiation directions of the first signal field pattern and the second signal field pattern. According to the electronic device capable of eliminating interference, mutual interference which may be caused when radio components with the approximately same working band inside an electronic device work at the same time can be avoided, and the external disturbance signals are prevented from being received.
Description
Technical field
The present invention relates to a kind of radio-frequency structure, relate in particular to a kind of electronic installation of eliminating interference.
Background technology
The external energy that hinders desired signal to receive is commonly referred to as interference.If exist two tranmitting frequencies to equate or approximately equalised radio component in electronic installation, when those radio components operate simultaneously, this electronic installation may receive internal interference signals and external interference signals simultaneously, thereby hinders the reception of expection to desired signal.
For example, for an electronic installation that is provided with bluetooth communication port and WiFi PORT COM simultaneously, if the working band of this bluetooth communication port and WiFi PORT COM is identical or approximate identical, both radio of transmitting may be interfered mutually, cause this electronic installation internal interference to strengthen; In addition, if carry out the radio transmission bands of another electronic product (not shown) of wireless telecommunications with this electronic installation identical with the radio transmission bands of this electronic installation, when this bluetooth communication port and WiFi PORT COM are worked simultaneously, the signal that this bluetooth communication port or WiFi PORT COM also can be subject to this electronic product disturbs (being external disturbance), thereby stop the reception of desired signal, affect the performance of bluetooth communication port and WiFi PORT COM.
Summary of the invention
In view of this, be necessary to provide a kind of electronic installation and interference elimination method of eliminating interference, can address the above problem.
The invention provides a kind of electronic installation of eliminating interference, comprising:
One first radio component, comprises the first antenna and the first sending and receiving end, and this first sending and receiving end is by its first emission port transmitting first signal;
One second radio component; Work on identical frequency band with this first radio component, comprise the second antenna and the second sending and receiving end, this second sending and receiving end is by its second emission port transmitting secondary signal, wherein, the first signal of described transmitting and secondary signal all via the first antenna and the second antenna simultaneously to long-range transmission;
One orthocoupler, be connected with the first emission port of this first sending and receiving end and the second emission port of the second sending and receiving end, be used for isolating the first emission port and the second emission port, thus the internal interference causing while avoiding the first signal of this first radio component transmitting and the secondary signal of the second radio component transmitting simultaneously to launch; Also, for making the field pattern of first signal and secondary signal mutually orthogonal, then give off mutually orthogonal first signal field pattern and secondary signal field pattern, thereby suppress external interference signals;
One first two-way phase switcher, is connected between this first antenna and this orthocoupler; And
One second two-way phase switcher, is connected between this second antenna and this orthocoupler;
Wherein, this first two-way phase switcher and the second two-way phase switcher all enter horizontal phasing control for first signal field pattern and the secondary signal field pattern that this orthocoupler is given off, thereby control the radiation direction of first signal field pattern and secondary signal field pattern, improve the inhibition ability to external interference signals.
Compared to prior art, the present invention can be conducive to avoid the phenomenon of the mutual interference that may cause when the approximately uniform radio component of electronic installation internal work frequency band operates simultaneously, also be conducive to stop the reception of external interference signals, thereby improve the quality of reception of desired signal simultaneously.
Accompanying drawing explanation
Fig. 1 is the hardware Organization Chart of the electronic installation of the interference eliminated in the present invention's one better embodiment.
Main element symbol description
| Can eliminate the electronic installation of interference, electronic installation | 1 |
| The first radio component | 10 |
| The first antenna | 11 |
| The first sending and receiving end | 12 |
| The second radio component | 20 |
| The second antenna | 21 |
| The second sending and receiving end | 22 |
| Orthocoupler | 30 |
| The first two-way phase switcher | 41 |
| The second two-way phase switcher | 42 |
| The first emission port | 120 |
| The second emission port | 220 |
Following embodiment further illustrates the present invention in connection with above-mentioned accompanying drawing.
Embodiment
Fig. 1 is that the electronic installation 1(of the interference eliminated in a preferred embodiment of the present invention is designated hereinafter simply as electronic installation 1) hardware Organization Chart, this electronic installation 1 can be arbitrary electronic product with wireless communication function, as mobile phone or panel computer.
This electronic installation 1 comprises one first radio component 10 and one second radio component 20, and this first radio component 10 and the second radio component 20 are worked on identical frequency band.Wherein, this first radio component 10 comprises the first antenna 11 and the first sending and receiving end 12, this second radio component 20 comprises the second antenna 21 and the second sending and receiving end 22, wherein, this first sending and receiving end 12 sends to free space via the first antenna 11 and the second antenna 21 by the first signal of its first emission port 120 transmittings simultaneously; This second sending and receiving end 22 sends to free space via the first antenna 11 and the second antenna 21 by the secondary signal of its second emission port 220 transmittings simultaneously.In the present embodiment, the first radio component 10 is used bluetooth (Bluetooth) short distance radio communication standards, thereby can communicate by letter with any long-range receiving terminal in 10 meters of radius; The second radio component 20 is used the WiFi short distance radio communication standards of IEEE 802.11b, thereby can communicate by letter with the receiving terminal of any use IEEE 802.11b/g/n.In the present embodiment, this first antenna 11 and the second antenna 21 are all set to aerial array (as 1 * 2 aerial array), for improving antenna gain.
Because described the first radio component 10 and the second radio component 20 are worked on identical frequency band, under the coupling between the first antenna 11 and the second antenna 12, by the first signal of the first radio component 10 transmittings and the secondary signal of the second radio component 20 transmittings, may cause phase mutual interference (being internal interference); In addition, if carry out the radio transmission bands of another electronic product of wireless telecommunications with this electronic installation 1 identical with the frequency band of this first radio component 10 and the second radio component 20, when this first radio component 10 and this second radio component 20 are worked simultaneously, the signal that the first radio component 10 or this second radio component 20 also can be subject to this electronic product disturbs (being external disturbance).; the first sending and receiving end 12 may receive the mixed signal from the first antenna 11 and the second antenna 21, and this mixed signal comprises the signal, external interference signals of any expectation that the first antenna 11 and the second antenna 21 receive and from the internal interference signals of the second sending and receiving end 22; The second sending and receiving end 22 also may receive the mixed signal from the first antenna 11 and the second antenna 21, and this mixed signal comprises the signal, external interference signals of any expectation that the first antenna 11 and the second antenna 21 receive and from the internal interference signals of the first sending and receiving end 12.
This electronic installation 1 also further comprises an orthocoupler 30, one first two-way phase switcher 41 and one second two-way phase switcher 42.Wherein, this orthocoupler 30 is connected with the first emission port 120 of this first sending and receiving end 12 and the second emission port 220 of the second sending and receiving end 22; This first two-way phase switcher 41 is connected between this first antenna 11 and this orthocoupler 30; This second two-way phase switcher 42 is connected between this second antenna 21 and this orthocoupler 30.
This orthocoupler 30 is for isolating the first emission port 120 and the second emission port 220, thus the internal interference that may cause while avoiding the first signal of these the first radio component 10 transmittings and the secondary signal of the second radio component 20 transmittings simultaneously to launch.This orthocoupler 30, also for making the field pattern of first signal and secondary signal mutually orthogonal, then gives off mutually orthogonal first signal field pattern and secondary signal field pattern.Due to the first signal field pattern giving off and secondary signal field pattern mutually orthogonal, therefore, when these first sending and receiving end, 12 reception desired signals reach the maximum direction of desired signal, this first sending and receiving end 12 can not receive the desired signal (now, for the first sending and receiving end 12, external electrical product sends to the desired signal of the second sending and receiving end 22 to be the external interference signals of the first sending and receiving end 12) that external electrical product sends to the second sending and receiving end 22.Otherwise, when these second sending and receiving end, 22 reception desired signals reach the maximum direction of desired signal, this second sending and receiving end 22 can not receive the desired signal (now, for the second sending and receiving end 22, external electrical product sends to the desired signal of the first sending and receiving end 12 to be the external interference signals of the second sending and receiving end 22) that external electrical product sends to the first sending and receiving end 12.Therefore for the first sending and receiving end 12 and the second sending and receiving end 22, external interference signals is zero.
This first two-way phase switcher 41 and the second two-way phase switcher 42 all enter horizontal phasing control for first signal field pattern and the secondary signal field pattern that this orthocoupler 30 is given off, thereby control the radiation direction of first signal field pattern and secondary signal field pattern, reach the object of radio beam scanning, improve the inhibition ability to external interference signals.In the present embodiment, this first two-way phase switcher 41 and the second two-way phase switcher 42 are continous way phase shifter, phase shift value can change continuously within the scope of 0 °～180 °, thereby can make the first signal of these orthocoupler 30 outputs and the field pattern of secondary signal do 360 ° of omnidirectional scanning, and then make the ability that suppresses external interference signals reach optimization.
Those skilled in the art will be appreciated that; above execution mode is only for the present invention is described; and be not used as limitation of the invention; as long as within connotation scope of the present invention, within the appropriate change that above embodiment is done and variation all drop on the scope of protection of present invention.
Claims (4)
1. can eliminate an electronic installation for interference, comprise:
One first radio component, comprises the first antenna and the first sending and receiving end, and this first sending and receiving end is by its first emission port transmitting first signal;
One second radio component; Work on identical frequency band with this first radio component, comprise the second antenna and the second sending and receiving end, this second sending and receiving end is by its second emission port transmitting secondary signal, wherein, the first signal of described transmitting and secondary signal all via the first antenna and the second antenna simultaneously to long-range transmission;
One orthocoupler, be connected with the first emission port of this first sending and receiving end and the second emission port of the second sending and receiving end, be used for isolating the first emission port and the second emission port, thus the internal interference causing while avoiding the first signal of this first radio component transmitting and the secondary signal of the second radio component transmitting simultaneously to launch; Also, for making the field pattern of first signal and secondary signal mutually orthogonal, then give off mutually orthogonal first signal field pattern and secondary signal field pattern, thereby suppress external interference signals;
One first two-way phase switcher, is connected between this first antenna and this orthocoupler; And
One second two-way phase switcher, is connected between this second antenna and this orthocoupler;
Wherein, this first two-way phase switcher and the second two-way phase switcher all enter horizontal phasing control for first signal field pattern and the secondary signal field pattern that this orthocoupler is given off, thereby control the radiation direction of first signal field pattern and secondary signal field pattern, improve the inhibition ability to external interference signals.
2. the electronic installation of eliminating interference as claimed in claim 1, is characterized in that, this first radio component is used Bluetooth short distance radio communication standard; This second radio component is used the WiFi short distance radio communication standards of IEEE 802.11b.
3. the electronic installation of eliminating interference as claimed in claim 1, is characterized in that, this first antenna and the second antenna are all set to aerial array, for improving antenna gain.
4. the electronic installation of eliminating interference as claimed in claim 1, it is characterized in that, this first two-way phase switcher and the second two-way phase switcher are continous way phase shifter, phase shift value can change continuously within the scope of 0 °～180 °, thereby can make the first signal of this orthocoupler output and the field pattern of secondary signal do 360 ° of omnidirectional scanning, and then make the ability that suppresses external interference signals reach optimization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310109843.0A CN104079307B (en) | 2013-03-29 | 2013-03-29 | The electronic installation of interference can be eliminated |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310109843.0A CN104079307B (en) | 2013-03-29 | 2013-03-29 | The electronic installation of interference can be eliminated |
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| Publication Number | Publication Date |
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| CN104079307A true CN104079307A (en) | 2014-10-01 |
| CN104079307B CN104079307B (en) | 2016-08-10 |
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| CN201310109843.0A Expired - Fee Related CN104079307B (en) | 2013-03-29 | 2013-03-29 | The electronic installation of interference can be eliminated |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106161738A (en) * | 2015-03-31 | 2016-11-23 | 联想(北京)有限公司 | A kind of signal processing method and electronic equipment |
| CN107005283A (en) * | 2014-12-05 | 2017-08-01 | 高通股份有限公司 | System and method for reducing transmission interference |
| CN107293857A (en) * | 2017-06-30 | 2017-10-24 | 维沃移动通信有限公司 | Method, mobile terminal and the computer-readable recording medium of process signal interference |
| CN108847903A (en) * | 2018-06-19 | 2018-11-20 | Oppo广东移动通信有限公司 | Electronic equipment receiving sensitivity test macro, method and apparatus |
| CN109417407A (en) * | 2016-07-15 | 2019-03-01 | 梁平 | MIMO coupler array with high-freedom degree |
| CN109661782A (en) * | 2016-08-31 | 2019-04-19 | 株式会社村田制作所 | Wireless communication device |
| CN110311702A (en) * | 2018-03-22 | 2019-10-08 | 松下航空电子公司 | Short-distance wireless communication antenna system, aerial array and antenna optimizer |
| CN110752439A (en) * | 2019-11-15 | 2020-02-04 | Oppo广东移动通信有限公司 | Antenna module and terminal |
| CN110797642A (en) * | 2019-11-15 | 2020-02-14 | Oppo广东移动通信有限公司 | Antenna module and terminal |
| CN110829023A (en) * | 2019-11-15 | 2020-02-21 | Oppo广东移动通信有限公司 | Antenna module and terminal |
| CN110854533A (en) * | 2019-11-15 | 2020-02-28 | Oppo广东移动通信有限公司 | Antenna module and terminal |
| CN110855334A (en) * | 2019-11-15 | 2020-02-28 | Oppo广东移动通信有限公司 | Radio frequency circuit and terminal |
| CN109041030B (en) * | 2018-08-28 | 2021-06-08 | 维沃移动通信有限公司 | Data transmission method and terminal equipment |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102360496B1 (en) * | 2017-06-07 | 2022-02-10 | 삼성전자주식회사 | Electronic device for compensating phase of signal and method thereof |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107005283A (en) * | 2014-12-05 | 2017-08-01 | 高通股份有限公司 | System and method for reducing transmission interference |
| CN106161738A (en) * | 2015-03-31 | 2016-11-23 | 联想(北京)有限公司 | A kind of signal processing method and electronic equipment |
| CN109417407A (en) * | 2016-07-15 | 2019-03-01 | 梁平 | MIMO coupler array with high-freedom degree |
| CN109417407B (en) * | 2016-07-15 | 2022-01-18 | 梁平 | MIMO coupler array with high degree of freedom |
| CN109661782A (en) * | 2016-08-31 | 2019-04-19 | 株式会社村田制作所 | Wireless communication device |
| CN107293857A (en) * | 2017-06-30 | 2017-10-24 | 维沃移动通信有限公司 | Method, mobile terminal and the computer-readable recording medium of process signal interference |
| CN110311702A (en) * | 2018-03-22 | 2019-10-08 | 松下航空电子公司 | Short-distance wireless communication antenna system, aerial array and antenna optimizer |
| CN108847903A (en) * | 2018-06-19 | 2018-11-20 | Oppo广东移动通信有限公司 | Electronic equipment receiving sensitivity test macro, method and apparatus |
| CN109041030B (en) * | 2018-08-28 | 2021-06-08 | 维沃移动通信有限公司 | Data transmission method and terminal equipment |
| CN110829023A (en) * | 2019-11-15 | 2020-02-21 | Oppo广东移动通信有限公司 | Antenna module and terminal |
| CN110854533A (en) * | 2019-11-15 | 2020-02-28 | Oppo广东移动通信有限公司 | Antenna module and terminal |
| CN110855334A (en) * | 2019-11-15 | 2020-02-28 | Oppo广东移动通信有限公司 | Radio frequency circuit and terminal |
| CN110797642A (en) * | 2019-11-15 | 2020-02-14 | Oppo广东移动通信有限公司 | Antenna module and terminal |
| CN110829023B (en) * | 2019-11-15 | 2021-11-02 | Oppo广东移动通信有限公司 | Antenna module and terminal |
| CN110797642B (en) * | 2019-11-15 | 2021-11-12 | Oppo广东移动通信有限公司 | Antenna module and terminal |
| CN110752439B (en) * | 2019-11-15 | 2021-11-12 | Oppo广东移动通信有限公司 | Antenna module and terminal |
| CN110752439A (en) * | 2019-11-15 | 2020-02-04 | Oppo广东移动通信有限公司 | Antenna module and terminal |
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| CN104079307B (en) | 2016-08-10 |
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Effective date of registration: 20180226 Address after: Shanghai City, Songjiang Export Processing Zone South Road No. 1925 Patentee after: Ambit Microsystems (Shanghai) Co., Ltd. Address before: 201613 Shanghai City, Songjiang District Songjiang Export Processing Zone South Road No. 1925 Co-patentee before: Hon Hai Precision Industry Co., Ltd. Patentee before: Ambit Microsystems (Shanghai) Co., Ltd. |
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Granted publication date: 20160810 Termination date: 20210329 |