CN104638344A - Adaptively-switched main and diversity antennas and communication terminal - Google Patents
Adaptively-switched main and diversity antennas and communication terminal Download PDFInfo
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Abstract
The invention provides adaptively-switched main and diversity antennas and a communication terminal. The antennas are arranged in the communication terminal, and are characterized by comprising a first distance sensor, a second distance sensor, a first antenna, a second antenna, a first radio frequency switch, a second radio frequency switch, a radio frequency module and a CPU (Central Processing Unit), wherein the radio frequency module further comprises a main antenna interface and a diversity antenna interface; the radio frequency module is connected with the CPU; the CPU is used for judging the shielding situations of the first antenna and the second antenna according to sensing signals of the first distance sensor and the second distance sensor, and setting the switching positions of the first radio frequency switch and the second radio frequency switch according to a preset logic. The presence of the influence of antenna holding is detected through the distance sensors arranged close to a main antenna and a diversity antenna, and the main antenna and the diversity antenna are switched according to the preset logic, so that the performance of the main antenna is ensured, and the performance of a whole antenna system is further ensured.
Description
Technical field
The present invention relates to the Antenna Design field of hand-held mobile terminal, particularly, relate to the master of a kind of self adaptation switching, diversity antenna and communication terminal.
Background technology
Use diversity antenna in order to stable Received signal strength, diversity antenna is the other antenna of the signal of reception and main antenna same frequency band, can be supplemented, thus can increase the advantage of diversity when using diversity antenna when main antenna does not have normal received signal.Diversity reception is mainly in order to offset rapid fading impact to received signal, because signal produces multipath component signal because reflection waits to disturb in transmitting procedure, receiving terminal utilizes multiple antennas to receive the signal in different path simultaneously, then by these signal behavior, be merged into total signal, to alleviate the impact of signal fadeout, this cries diversity reception.Diversity is exactly merge in the set of signals disperseing to obtain, as long as be separate between several signal, after appropriate merging, just can obtain maximum signal gain.Diversity technique is used to the loss of compensation fading channel, and it utilizes incoherent feature between the independent sample of same signal in wireless propagation environment usually, uses certain signal folding to improve Received signal strength, resists the harmful effect declining and cause.Space diversity means can overcome space selective fading.
University of Electronic Science and Technology discloses the patent of invention that application number is 201310330231, and this patent of invention relates to a kind of Bandwidth-intensive diversity antenna with band-stop response.This Bandwidth-intensive diversity antenna, comprise substrate, described substrate is provided with the first metal radiation body, second metal radiation body, ground plate, described ground plate is provided with the first feed port, second feed port, described first metal radiation body is connected in the first feed port, second metal radiation body is connected in the second feed port, first metal radiation body etches the first rectangular ring groove, second metal radiation body etches the second rectangular ring groove, make the main integrated distribution of 5.5GHz electric current around rectangular ring groove, radiation and the acceptance of WLAN (wireless local area network) WLAN signal are controlled, Bandwidth-intensive diversity antenna can be made to obtain the band-stop response of WLAN (wireless local area network) WLAN, stop signal radiation and the reception of 5.15-5.9GHz frequency range, avoid WLAN signal to the interference of radio ultra wide band system, be adapted at antenna technical field to apply.
Disclosed in pulse company of Finland, application number is the patent of invention of 201210564745, discloses a kind of active changeable diversity antenna equipment and tuning and Application way thereof.In one embodiment, described active diversity antenna is used in handheld mobile device (such as, cellular phone or smart phone), and realizes the device operation in some low-frequency band LB.The exemplary embodiment of described active LB diversity antenna comprises the radiators of directly feeding and (coupling feeding) radiators of ground connection.The part of described direct feeding is fed to via the feed element being connected to antenna feed.The part of the described coupling feeding of described LB antenna through ground connection, thus forms the resonance portion of described low-frequency band.Use the gap between described two antenna part to adjust antenna Q value.Resonance frequency tunings is realized by the length changing earth element.Described LB feed element is settled, because this reducing loss and improving duplexer operation close to the described feed element of high frequency band diversity antenna.
Namely be fixed after similar above-mentioned existing terminal equipment Antenna Design completes, even and if have the design of diversity antenna, its signal quality still comparatively main antenna receiving and transmitting signal time decrease.After holding antenna, antenna is blocked, because the change of antenna environment, makes the performance of antenna create decay, thus causes the performance acute exacerbation of whole sky linear system.Even if having employed the optimal design of diversity antenna, but signal blocks and still can have an impact to the performance of entire physical, still exists the adverse effect that communication quality and distance produce.
Summary of the invention
For defect of the prior art, the object of this invention is to provide the master of a kind of self adaptation switching, diversity antenna.According to master, the diversity antenna of a kind of self adaptation switching provided by the invention, be installed in communication terminal, it is characterized in that, comprising: the first range sensor, second distance transducer, the first antenna, the second antenna, the first radio-frequency (RF) switch, the second radio-frequency (RF) switch, radio-frequency module and CPU;
Described radio-frequency module comprises the main antenna interface and the diversity antenna interface being connected diversity antenna circuit that connect main antenna circuit further, and described radio-frequency module is connected with described CPU;
Described first range sensor, connects described CPU, for detect with or without object or person to the distance of the first antenna in the scope preset, and provide signal to described CPU;
Described second distance transducer, connects described CPU, for detect with or without object or person to the distance of the second antenna in the scope preset, and provide signal to described CPU;
Described first antenna is connected with described main antenna interface and diversity antenna interface respectively by described first radio-frequency (RF) switch, and described CPU is connected with the control end of described first radio-frequency (RF) switch, and described CPU is also connected with described first range sensor;
Described second antenna is connected with described main antenna interface and diversity antenna interface respectively by described second radio-frequency (RF) switch, and described CPU is connected with the control end of described second radio-frequency (RF) switch, and described CPU is also connected with described second distance transducer;
Described CPU is used for the switching position arranging described first radio-frequency (RF) switch and the second radio-frequency (RF) switch according to the signal of described first range sensor and second distance sensor feedback and logic of propositions.
As prioritization scheme, without object or person to described first antenna distance preset scope in state under, described first radio-frequency (RF) switch controls to make described first antenna and described main antenna interface electrical communication by described CPU, and described second radio-frequency (RF) switch controls to make described second antenna and described diversity antenna interface electrical communication by described CPU;
Object or person are had to arrive the distance of described first antenna in the scope preset, and without object or person to the second antenna distance preset scope in state under, described second radio-frequency (RF) switch controls to make described second antenna and described main antenna interface electrical communication by described CPU, and described first radio-frequency (RF) switch controls to make described first antenna and described diversity antenna interface electrical communication by described CPU;
Under the state of the distance having object or person to arrive described first antenna and the second antenna all in the scope preset, described first radio-frequency (RF) switch controls to make described first antenna and described main antenna interface electrical communication by described CPU, and described second radio-frequency (RF) switch controls to make described second antenna and described diversity antenna interface electrical communication by described CPU;
As prioritization scheme, under the state of the distance having object or person to arrive described first antenna in the scope preset, the transducing signal amplitude that described first range sensor obtains is more than or equal to predetermined threshold value, and described first range sensor is the signal detecting that described first antenna is blocked to described first radio-frequency (RF) switch transmission;
Without object or person to described first antenna distance preset scope in state under, the transducing signal amplitude that described first range sensor obtains is less than predetermined threshold value, and described first range sensor is the signal detecting that described first antenna is not blocked to described first radio-frequency (RF) switch transmission.
As prioritization scheme, under the state of the distance having object or person to arrive described second antenna in the scope preset, the transducing signal amplitude that described second distance transducer obtains is more than or equal to predetermined threshold value, and described second distance transducer is the signal detecting that described second antenna is blocked to described second radio-frequency (RF) switch transmission;
Without object or person to described second antenna distance preset scope in state under, the transducing signal amplitude that described second distance transducer obtains is less than predetermined threshold value, and described second distance transducer is the signal detecting that described second antenna is not blocked to described second radio-frequency (RF) switch transmission.
As prioritization scheme, described CPU is also for judging the occlusion state of described first antenna and the second antenna according to the feedback of described first range sensor and second distance transducer:
Under the state that described first range sensor and second distance transducer all export high level, described first antenna and the second antenna are not all blocked;
Described first range sensor output low level, and under the state of described second distance transducer output high level, described first antenna is blocked, and described second antenna is not blocked;
If described first range sensor exports high level, and under the state of described second distance transducers output low-level, described first antenna is not blocked, described second antenna is blocked;
If under the state of described first range sensor and second distance transducer all output low level, described first antenna and the second antenna are all blocked.
As prioritization scheme, described first antenna and described second antenna are separately positioned on the two ends that described communication terminal is not held by hand.
As prioritization scheme, described first range sensor is near described first antenna, and described second distance transducer is near described second antenna.
Based on identical inventive concept, the present invention also proposes master, the diversity antenna of the switching of a kind of self adaptation, be installed in communication terminal, it is characterized in that, comprising: the first range sensor, second distance transducer, the 3rd range sensor, the first antenna, the second antenna, third antenna, the first radio-frequency (RF) switch, the second radio-frequency (RF) switch, the 3rd radio-frequency (RF) switch, radio-frequency module and CPU;
Described radio-frequency module comprises diversity antenna interface module and main antenna interface further, and described radio-frequency module is connected with described CPU;
Described first antenna is connected with described main antenna interface and diversity antenna interface module respectively by described first radio-frequency (RF) switch, and described CPU is connected with described first radio-frequency (RF) switch, and described CPU is also connected with described first range sensor;
Described second antenna is connected with described main antenna interface and diversity antenna interface module respectively by described second radio-frequency (RF) switch, and described CPU is connected with described second radio-frequency (RF) switch, and described CPU is also connected with described second distance transducer;
Described third antenna is connected with described main antenna interface and diversity antenna interface module respectively by described 3rd radio-frequency (RF) switch, and described CPU is connected with described 3rd radio-frequency (RF) switch, and described CPU is also connected with described 3rd range sensor;
Described first range sensor for detect with or without object or person to the first antenna distance preset scope in and feed back to described CPU, second distance transducer for detect with or without object or person to the second antenna distance preset scope in and feed back to described CPU, described 3rd range sensor for detect with or without object or person to third antenna distance preset scope in and feed back to described CPU, described CPU is according to described first range sensor, second distance transducer, the feedback of the 3rd range sensor and logic of propositions arrange described first radio-frequency (RF) switch, second radio-frequency (RF) switch, the switching position of the 3rd radio-frequency (RF) switch.
Based on identical inventive concept, the present invention also proposes a kind of communication terminal, comprises the master of described self adaptation switching, diversity antenna.
Compared with prior art, the present invention has following beneficial effect:
By being placed in the range sensor near main antenna, diversity antenna, whether detection has the impact holding antenna, if there is the situation holding antenna, then switches main, diversity antenna according to logic of propositions, thus ensure the performance of main antenna, and then ensure that the performance of whole antenna system.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, obviously, accompanying drawing in the following describes is only some embodiments of the present invention, for those skilled in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.In accompanying drawing:
Fig. 1 is that the first antenna in embodiment and the second antenna arrange schematic diagram;
Fig. 2 be a kind of self adaptation in embodiment switch master, diversity antenna circuit logic structure chart;
Shown in figure, sequence number represents respectively: 1-first range sensor, 2-second distance transducer, 3-first antenna, 4-second antenna, 5-first radio-frequency (RF) switch, 6-second radio-frequency (RF) switch, 7-radio-frequency module, 71-main antenna interface, 72-diversity antenna interface, 8-CPU.
Embodiment
Hereafter in the mode of specific embodiment, the present invention is described in detail by reference to the accompanying drawings.Following examples will contribute to those skilled in the art and understand the present invention further, but not limit the present invention in any form.It should be pointed out that the embodiment that can also use other, or the amendment on 26S Proteasome Structure and Function is carried out to the embodiment enumerated herein, and can not depart from the scope and spirit of the present invention.
In the master switched in a kind of self adaptation provided by the invention, the embodiment of diversity antenna, as shown in Figure 2, comprising: the first range sensor, second distance transducer, the first antenna, the second antenna, the first radio-frequency (RF) switch, the second radio-frequency (RF) switch, radio-frequency module and CPU;
Described radio-frequency module comprises the main antenna interface and the diversity antenna interface being connected diversity antenna circuit that connect main antenna circuit further, and described radio-frequency module is connected with described CPU;
Described first range sensor, connects described CPU, for detect with or without object or person to the distance of the first antenna in the scope preset, and provide signal to described CPU;
Described second distance transducer, connects described CPU, for detect with or without object or person to the distance of the second antenna in the scope preset, and provide signal to described CPU;
Described first antenna is connected with described main antenna interface and diversity antenna interface respectively by described first radio-frequency (RF) switch, and described CPU is connected with the control end of described first radio-frequency (RF) switch, and described CPU is also connected with described first range sensor;
Described second antenna is connected with described main antenna interface and diversity antenna interface respectively by described second radio-frequency (RF) switch, and described CPU is connected with the control end of described second radio-frequency (RF) switch, and described CPU is also connected with described second distance transducer;
Described CPU is used for the switching position arranging described first radio-frequency (RF) switch and the second radio-frequency (RF) switch according to the signal of described first range sensor and second distance sensor feedback and logic of propositions.
Radio-frequency (RF) switch described in the present embodiment can be switching diode, microwave switch or relay etc., the present invention is not limited thereto.
As prioritization scheme, described first antenna and described second antenna are separately positioned on the two ends that described mobile terminal device is not held by hand.
As prioritization scheme, described first range sensor is near described first antenna, and described second distance transducer is near described second antenna.
In the present embodiment, hold or hold mobile phone and press close to face because described first range sensor and second distance transducer are all used to detect and antenna body blocked to situation about having an impact, therefore described first range sensor is arranged near described first antenna, described second distance transducer is arranged near described second antenna, ensure that the first range sensor and second distance transducer are also synchronously blocked or are not blocked when described first antenna and described second antenna are blocked or are not blocked.
Without object or person to described first antenna distance preset scope in state under, described first radio-frequency (RF) switch controls to make described first antenna and described main antenna interface electrical communication by described CPU, and described second radio-frequency (RF) switch controls to make described second antenna and described diversity antenna interface electrical communication by described CPU;
Object or person are had to arrive the distance of described first antenna in the scope preset, and without object or person to the second antenna distance preset scope in state under, described second radio-frequency (RF) switch controls to make described second antenna and described main antenna interface electrical communication by described CPU, and described first radio-frequency (RF) switch controls to make described first antenna and described diversity antenna interface electrical communication by described CPU;
Under the state of the distance having object or person to arrive described first antenna and the second antenna all in the scope preset, described first radio-frequency (RF) switch controls to make described first antenna and described main antenna interface electrical communication by described CPU, and described second radio-frequency (RF) switch controls to make described second antenna and described diversity antenna interface electrical communication by described CPU.
Under the state of the distance that the object or person that have the present embodiment arrive described first antenna in the scope preset, the transducing signal amplitude that described first range sensor obtains is more than or equal to predetermined threshold value, and described first range sensor is the signal detecting that described first antenna is blocked to described first radio-frequency (RF) switch transmission;
Without object or person to described first antenna distance preset scope in state under, the transducing signal amplitude that described first range sensor obtains is less than predetermined threshold value, and described first range sensor is the signal detecting that described first antenna is not blocked to described first radio-frequency (RF) switch transmission.
Under the state of the distance that the object or person that have the present embodiment arrive described second antenna in the scope preset, the transducing signal amplitude that described second distance transducer obtains is more than or equal to predetermined threshold value, and described second distance transducer is the signal detecting that described second antenna is blocked to described second radio-frequency (RF) switch transmission;
Without object or person to described second antenna distance preset scope in state under, the transducing signal amplitude that described second distance transducer obtains is less than predetermined threshold value, and described second distance transducer is the signal detecting that described second antenna is not blocked to described second radio-frequency (RF) switch transmission.
In the embodiment of such as table 1, described CPU is also for judging the occlusion state of described first antenna and the second antenna according to the feedback of described first range sensor and second distance transducer:
Situation 1: under the state that described first range sensor and second distance transducer all export high level, described first antenna and the second antenna are not all blocked;
Situation 2: described first range sensor output low level, and under the state of described second distance transducer output high level, described first antenna is blocked, and described second antenna is not blocked;
Situation 3: if described first range sensor exports high level, and under the state of described second distance transducers output low-level, described first antenna is not blocked, and described second antenna is blocked;
Situation 4: if under the state of described first range sensor and second distance transducer all output low level, described first antenna and the second antenna are all blocked.
As prioritization scheme, the switching position that described CPU arranges described first radio-frequency (RF) switch and the second radio-frequency (RF) switch according to logic of propositions is specially:
When CPU is judged as situation 1, control described first radio-frequency (RF) switch and described first antenna is communicated with described main antenna interface, described second antenna is communicated with described diversity antenna interface by described second radio-frequency (RF) switch;
When CPU is judged as situation 2, controls described first radio-frequency (RF) switch and described first antenna is communicated with described diversity antenna interface, control described second radio-frequency (RF) switch and described second antenna is communicated with described main antenna interface;
When CPU is judged as situation 3, controls described first radio-frequency (RF) switch and described first antenna is communicated with described main antenna interface, control described second radio-frequency (RF) switch and described second antenna is communicated with described diversity antenna interface;
When CPU is judged as situation 4, controls described first radio-frequency (RF) switch and described first antenna is communicated with described main antenna interface, control described second radio-frequency (RF) switch and described second antenna is communicated with described diversity antenna interface.
With the antenna of described main antenna interface electrical communication as main antenna receiving and transmitting signal instantly, with the antenna of described diversity antenna interface electrical communication then as diversity antenna instantly.
Set in the present embodiment: switch connection position when described first antenna is communicated with described main antenna interface by described first radio-frequency (RF) switch is B1, and switch connection position when described first antenna being communicated with described diversity antenna interface is C1;
Switch connection position when described second antenna is communicated with described main antenna interface by described second radio-frequency (RF) switch is C2, and switch connection position when described second antenna being communicated with described diversity antenna interface is B2.
Shown logic of propositions is as shown in table 1.
Table 1 switch control logic
The logic control of the switch that the present embodiment is as shown in table 1: export high level when range sensor does not detect in one's hands time, low storage battery is exported when range sensor detects in one's hands time, testing result is reported to CPU by range sensor, CPU by the logic that prelists by GPIO simultaneously control switch first radio-frequency (RF) switch and the second radio-frequency (RF) switch, to reach the object of control and switched antenna.Because LTE system requires higher to main antenna, and diversity antenna usually can 3dB lower than main antenna efficiency, based on this, in time having the impact of hand, automatically that antenna selecting antenna performance good according to certain switching logic is as main antenna, and corresponding another antenna is as diversity antenna.The performance of LTE1.9G band antenna design is given in the present embodiment, as follows:
First antenna performance is as shown in table 2.
Table 2
Second antenna performance is as shown in table 3.
Table 3
The performance of LTE antenna system is as shown in table 4.
Table 4
Whether the present embodiment has by the range sensor detection be placed near main antenna, diversity antenna the impact holding antenna, if there is the situation holding antenna, then according to certain logic switch master, diversity antenna, thus the antenna that guarantee signal is strong is all the time as main antenna, and then ensure that the performance of whole antenna system.
Based on identical inventive concept, the master that the present embodiment also provides a kind of self adaptation to switch, diversity antenna, be installed in communication terminal, it is characterized in that, comprising: the first range sensor, second distance transducer, the 3rd range sensor, the first antenna, the second antenna, third antenna, the first radio-frequency (RF) switch, the second radio-frequency (RF) switch, the 3rd radio-frequency (RF) switch, radio-frequency module and CPU;
Described radio-frequency module comprises diversity antenna interface module and main antenna interface further, and described radio-frequency module is connected with described CPU;
Described first antenna is connected with described main antenna interface and diversity antenna interface module respectively by described first radio-frequency (RF) switch, and described CPU is connected with described first radio-frequency (RF) switch, and described CPU is also connected with described first range sensor;
Described second antenna is connected with described main antenna interface and diversity antenna interface module respectively by described second radio-frequency (RF) switch, and described CPU is connected with described second radio-frequency (RF) switch, and described CPU is also connected with described second distance transducer;
Described third antenna is connected with described main antenna interface and diversity antenna interface module respectively by described 3rd radio-frequency (RF) switch, and described CPU is connected with described 3rd radio-frequency (RF) switch, and described CPU is also connected with described 3rd range sensor;
Described first range sensor for detect with or without object or person to the first antenna distance preset scope in and feed back to described CPU, second distance transducer for detect with or without object or person to the second antenna distance preset scope in and feed back to described CPU, described 3rd range sensor for detect with or without object or person to third antenna distance preset scope in and feed back to described CPU, described CPU is according to described first range sensor, second distance transducer, the feedback of the 3rd range sensor and logic of propositions arrange described first radio-frequency (RF) switch, second radio-frequency (RF) switch, the switching position of the 3rd radio-frequency (RF) switch.
Compared with the master switched with the aforementioned self adaptation only with two antenna switching constructions, diversity antenna, the present embodiment not only has more more options in the switching of main antenna, also add a diversity antenna, can improve the performance of antenna.
The present embodiment also provides a kind of communication terminal, it is characterized in that, comprises the master of above-mentioned self adaptation switching, diversity antenna.This communication terminal can be mobile phone, but the present invention should not be limited to this, and communication terminal can also be the communication equipment that panel computer or other needs fix up an aerial wire.
The foregoing is only preferred embodiment of the present invention, those skilled in the art know, without departing from the spirit and scope of the present invention, can carry out various change or equivalent replacement to these characteristic sum embodiments.In addition, under the teachings of the present invention, can modify to adapt to concrete situation and material to these characteristic sum embodiments and can not the spirit and scope of the present invention be departed from.Therefore, the present invention is not by the restriction of specific embodiment disclosed herein, and the embodiment in the right of all the application of falling into all belongs to protection scope of the present invention.
Claims (9)
1. a self adaptation switch master, diversity antenna, be installed in communication terminal, it is characterized in that, comprising: the first range sensor, second distance transducer, the first antenna, the second antenna, the first radio-frequency (RF) switch, the second radio-frequency (RF) switch, radio-frequency module and CPU;
Described radio-frequency module comprises the main antenna interface and the diversity antenna interface being connected diversity antenna circuit that connect main antenna circuit further, and described radio-frequency module is connected with described CPU;
Described first range sensor, connects described CPU, for detect with or without object or person to the distance of the first antenna in the scope preset, and provide signal to described CPU;
Described second distance transducer, connects described CPU, for detect with or without object or person to the distance of the second antenna in the scope preset, and provide signal to described CPU;
Described first antenna is connected with described main antenna interface and diversity antenna interface respectively by described first radio-frequency (RF) switch, and described CPU is connected with the control end of described first radio-frequency (RF) switch, and described CPU is also connected with described first range sensor;
Described second antenna is connected with described main antenna interface and diversity antenna interface respectively by described second radio-frequency (RF) switch, and described CPU is connected with the control end of described second radio-frequency (RF) switch, and described CPU is also connected with described second distance transducer;
Described CPU is used for the switching position arranging described first radio-frequency (RF) switch and the second radio-frequency (RF) switch according to the signal of described first range sensor and second distance sensor feedback and logic of propositions.
2. antenna according to claim 1, is characterized in that,
Without object or person to described first antenna distance preset scope in state under, described first radio-frequency (RF) switch controls to make described first antenna and described main antenna interface electrical communication by described CPU, and described second radio-frequency (RF) switch controls to make described second antenna and described diversity antenna interface electrical communication by described CPU;
Object or person are had to arrive the distance of described first antenna in the scope preset, and without object or person to the second antenna distance preset scope in state under, described second radio-frequency (RF) switch controls to make described second antenna and described main antenna interface electrical communication by described CPU, and described first radio-frequency (RF) switch controls to make described first antenna and described diversity antenna interface electrical communication by described CPU;
Under the state of the distance having object or person to arrive described first antenna and the second antenna all in the scope preset, described first radio-frequency (RF) switch controls to make described first antenna and described main antenna interface electrical communication by described CPU, and described second radio-frequency (RF) switch controls to make described second antenna and described diversity antenna interface electrical communication by described CPU.
3. antenna according to claim 1, is characterized in that,
Under the state of the distance having object or person to arrive described first antenna in the scope preset, the transducing signal amplitude that described first range sensor obtains is more than or equal to predetermined threshold value, and described first range sensor is the signal detecting that described first antenna is blocked to described first radio-frequency (RF) switch transmission;
Without object or person to described first antenna distance preset scope in state under, the transducing signal amplitude that described first range sensor obtains is less than predetermined threshold value, and described first range sensor is the signal detecting that described first antenna is not blocked to described first radio-frequency (RF) switch transmission.
4. antenna according to claim 1, is characterized in that,
Under the state of the distance having object or person to arrive described second antenna in the scope preset, the transducing signal amplitude that described second distance transducer obtains is more than or equal to predetermined threshold value, and described second distance transducer is the signal detecting that described second antenna is blocked to described second radio-frequency (RF) switch transmission;
Without object or person to described second antenna distance preset scope in state under, the transducing signal amplitude that described second distance transducer obtains is less than predetermined threshold value, and described second distance transducer is the signal detecting that described second antenna is not blocked to described second radio-frequency (RF) switch transmission.
5. antenna according to claim 1, is characterized in that, described CPU is also for judging the occlusion state of described first antenna and the second antenna according to the feedback of described first range sensor and second distance transducer:
Under the state that described first range sensor and second distance transducer all export high level, described first antenna and the second antenna are not all blocked;
Described first range sensor output low level, and under the state of described second distance transducer output high level, described first antenna is blocked, and described second antenna is not blocked;
If described first range sensor exports high level, and under the state of described second distance transducers output low-level, described first antenna is not blocked, described second antenna is blocked;
If under the state of described first range sensor and second distance transducer all output low level, described first antenna and the second antenna are all blocked.
6. antenna according to claim 1, is characterized in that, described first antenna and described second antenna are separately positioned on the two ends that described communication terminal is not held by hand.
7. antenna according to claim 6, is characterized in that, described first range sensor is near described first antenna, and described second distance transducer is near described second antenna.
8. a self adaptation switch master, diversity antenna, be installed in communication terminal, it is characterized in that, comprising: the first range sensor, second distance transducer, the 3rd range sensor, the first antenna, the second antenna, third antenna, the first radio-frequency (RF) switch, the second radio-frequency (RF) switch, the 3rd radio-frequency (RF) switch, radio-frequency module and CPU;
Described radio-frequency module comprises diversity antenna interface module and main antenna interface further, and described radio-frequency module is connected with described CPU;
Described first antenna is connected with described main antenna interface and diversity antenna interface module respectively by described first radio-frequency (RF) switch, and described CPU is connected with described first radio-frequency (RF) switch, and described CPU is also connected with described first range sensor;
Described second antenna is connected with described main antenna interface and diversity antenna interface module respectively by described second radio-frequency (RF) switch, and described CPU is connected with described second radio-frequency (RF) switch, and described CPU is also connected with described second distance transducer;
Described third antenna is connected with described main antenna interface and diversity antenna interface module respectively by described 3rd radio-frequency (RF) switch, and described CPU is connected with described 3rd radio-frequency (RF) switch, and described CPU is also connected with described 3rd range sensor;
Described first range sensor for detect with or without object or person to the first antenna distance preset scope in and feed back to described CPU, second distance transducer for detect with or without object or person to the second antenna distance preset scope in and feed back to described CPU, described 3rd range sensor for detect with or without object or person to third antenna distance preset scope in and feed back to described CPU, described CPU is according to described first range sensor, second distance transducer, the feedback of the 3rd range sensor and logic of propositions arrange described first radio-frequency (RF) switch, second radio-frequency (RF) switch, the switching position of the 3rd radio-frequency (RF) switch.
9. a communication terminal, is characterized in that, comprises the master of arbitrary described self adaptation switching in claim 1-8, diversity antenna.
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Cited By (28)
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| CN105098318A (en) * | 2015-06-12 | 2015-11-25 | 联想(北京)有限公司 | Antenna system, communication terminal and control method of communication terminal |
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| CN112153194A (en) * | 2020-09-25 | 2020-12-29 | Oppo（重庆）智能科技有限公司 | Electronic device |
| CN112448146A (en) * | 2019-08-30 | 2021-03-05 | Oppo广东移动通信有限公司 | Antenna device, electronic equipment and antenna switching method |
| CN113678425A (en) * | 2019-02-19 | 2021-11-19 | 三星电子株式会社 | Electronic device including antenna device |
| CN113938818A (en) * | 2021-09-13 | 2022-01-14 | 联想(北京)有限公司 | Information processing method and electronic equipment |
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| CN114513572A (en) * | 2020-11-16 | 2022-05-17 | 深圳市万普拉斯科技有限公司 | Method and device for switching antenna of terminal equipment and terminal |
| WO2024055178A1 (en) * | 2022-09-14 | 2024-03-21 | Qualcomm Incorporated | Gesture recognition assisted antenna switching |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008118456A (en) * | 2006-11-06 | 2008-05-22 | Mitsubishi Electric Corp | Telephone terminal |
| CN101375526A (en) * | 2005-12-19 | 2009-02-25 | 索尼爱立信移动通讯股份有限公司 | System and method for implementing antenna diversity |
| CN101483281A (en) * | 2009-02-27 | 2009-07-15 | 深圳华为通信技术有限公司 | Method and apparatus for controlling terminal antenna |
| US20090295648A1 (en) * | 2008-06-03 | 2009-12-03 | Dorsey John G | Antenna diversity systems for portable electronic devices |
-
2015
- 2015-01-15 CN CN201510021191.4A patent/CN104638344B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101375526A (en) * | 2005-12-19 | 2009-02-25 | 索尼爱立信移动通讯股份有限公司 | System and method for implementing antenna diversity |
| JP2008118456A (en) * | 2006-11-06 | 2008-05-22 | Mitsubishi Electric Corp | Telephone terminal |
| US20090295648A1 (en) * | 2008-06-03 | 2009-12-03 | Dorsey John G | Antenna diversity systems for portable electronic devices |
| CN101483281A (en) * | 2009-02-27 | 2009-07-15 | 深圳华为通信技术有限公司 | Method and apparatus for controlling terminal antenna |
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| WO2016165330A1 (en) * | 2015-09-15 | 2016-10-20 | 中兴通讯股份有限公司 | Method and terminal for implementing wireless network adjustment |
| CN106534473A (en) * | 2015-09-15 | 2017-03-22 | 中兴通讯股份有限公司 | Method and terminal capable of realizing wireless network adjustment |
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| US12046802B2 (en) | 2019-02-19 | 2024-07-23 | Samsung Electronics Co., Ltd. | Electronic device including antenna device |
| CN113678425A (en) * | 2019-02-19 | 2021-11-19 | 三星电子株式会社 | Electronic device including antenna device |
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| US11329374B2 (en) | 2019-08-30 | 2022-05-10 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Antenna device, electronic apparatus and method for antenna switching |
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| CN113938818A (en) * | 2021-09-13 | 2022-01-14 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| WO2024055178A1 (en) * | 2022-09-14 | 2024-03-21 | Qualcomm Incorporated | Gesture recognition assisted antenna switching |
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