CN102969562A - Liquid metal antenna self-adapting method and control device - Google Patents
Liquid metal antenna self-adapting method and control device Download PDFInfo
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- CN102969562A CN102969562A CN2012104570077A CN201210457007A CN102969562A CN 102969562 A CN102969562 A CN 102969562A CN 2012104570077 A CN2012104570077 A CN 2012104570077A CN 201210457007 A CN201210457007 A CN 201210457007A CN 102969562 A CN102969562 A CN 102969562A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/01—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the shape of the antenna or antenna system
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/06—Details
- H01Q9/14—Length of element or elements adjustable
- H01Q9/145—Length of element or elements adjustable by varying the electrical length
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
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Abstract
The invention relates to a liquid metal antenna self-adapting method and a control device. The liquid metal antenna self-adapting method includes: detecting signal level values of a mobile terminal receiving base station; and adjusting the antenna shape to adapt to the current use state of a mobile terminal according to the pre-stored antenna optimum matrix value of the mobile terminal in different use states when the signal level values deteriorate and the deteriorating degree surpasses a preset value. According to the liquid metal antenna self-adapting method and the control device, antenna radiance can reach the optimum in different environments, and self-adapting tuning capability of an antenna is improved; and the liquid metal antenna can be conformal with a structural part casing of the mobile terminal through a flexible material substrate where the liquid metal antenna is attached to, and a narrow space in the terminal is sufficiently used.
Description
Technical field
The present invention relates to the mobile communication technology field, relate in particular to a kind of liquid metal antenna adaptation method and control device that is applied on the portable terminal.
Background technology
Along with the development of mobile communication technology, mobile telephone equipment not only can be used as phone, but also can be used as deal with data professional as send and receive e-mail, browse web sites, the device of downloading contents, instant messaging etc.When mobile telephone equipment is used as phone, its antenna will be positioned at user's ear next door, and during standby mode, and the antenna of mobile telephone equipment may be positioned on the free space away from human body, be positioned in user's the hand or be placed in user's the bag; When being used as the device of deal with data business, its antenna will be positioned near user's palm.Thus, diversified state is arranged when using mobile phone, use the user's of mobile phone physical trait also can be not quite similar.Therefore, the impedance of antenna and radiation characteristic can diversely change according to the use state, and its value is difficult to prediction.
For good acknowledge(ment) signal, the length of antenna needs the wavelength of the corresponding signal that it is accepted, and usually the summation process between this antenna length and the signal wavelength is called " tuning ".Yet in fact traditional adaptive antenna does not change the length of self, but the outer circuit that encloses changes effective length, is also referred to as Adaptive impedance matching.Without any improvement, it can only partly optimize antenna performance by impedance matching to this Adaptive impedance matching scheme to the radiation characteristic of antenna under varying environment.
Summary of the invention
Main purpose of the present invention is to provide a kind of liquid metal antenna adaptation method and control device, is intended to realize that the radiance of antenna under varying environment reaches optimum, improves the self-adapting tuning ability of antenna.
In order to achieve the above object, the present invention proposes a kind of liquid metal antenna adaptation method, comprising:
Detect the signal level value that portable terminal receives the base station;
When described signal level value worsens and deterioration degree when surpassing predetermined value, according to the antenna Optimal matrix value of pre-stored described portable terminal under difference use state, adjust antenna pattern to adapting with the current use state of portable terminal.
Preferably, described according to the antenna Optimal matrix value of pre-stored described portable terminal under difference use state, adjust antenna pattern and extremely comprise with the step that the current use state of portable terminal adapts:
From memory, obtain antenna Optimal matrix value corresponding to other states that differs from the portable terminal current state, write successively in the register;
Detect and to write each time the signal level value that described portable terminal after the antenna Optimal matrix value receives the base station;
Relatively all described signal level values that detect obtain wherein maximum signal level value;
Adjust described antenna to corresponding shape according to the corresponding antenna Optimal matrix of described maximum signal level value value.
Preferably, described detection portable terminal also comprises before receiving the step of signal level value of base station:
Debug the Optimal matrix value of described portable terminal described antenna under various use states, and every kind of antenna Optimal matrix value corresponding to use state is stored in the described memory.
Preferably, the use state of described portable terminal comprises one of following at least: free space state, talking state, hand holding state.
The present invention also proposes a kind of liquid metal antenna self-adaptive control device, comprising:
Detection module is for detection of the signal level value of portable terminal reception base station;
Adjustment module, be used for worsening and deterioration degree during above predetermined value when described signal level value, according to the antenna Optimal matrix value of pre-stored described portable terminal under difference use state, adjust antenna pattern to adapting with the current use state of portable terminal in conjunction with described detection module.
Preferably, described adjustment module also is used for obtaining antenna Optimal matrix value corresponding to other states that differs from the portable terminal current state from memory, writes successively in the register;
Described detection module is also for detection of the signal level value that writes each time described portable terminal after the antenna Optimal matrix value and receive the base station;
Described adjustment module also is used for relatively all described signal level values that detect, and obtains wherein maximum signal level value; Adjust described antenna to corresponding shape according to the corresponding antenna Optimal matrix of described maximum signal level value value.
Preferably, this device also comprises:
The debugging memory module is used for the Optimal matrix value debug described portable terminal described antenna under various use states, and every kind of antenna Optimal matrix value corresponding to use state is stored in the described memory.
Preferably, described antenna is to be made of flexible material substrate and the liquid metal that is filled in the microfluid passage on the described substrate; Etching has M*N microcell unit in the described substrate, is interconnected by micropore between each microcell unit, and formation M is capable, the described microfluid passage of N column matrix formula.
Preferably, described substrate is rectangle dimethyl silicone polymer substrate; Described liquid metal is the gallium indium alloy.
Preferably, described antenna arrangement is in the positive non-viewing area of described portable terminal or be arranged in the bonnet zone, the back side of described portable terminal.
A kind of liquid metal antenna adaptation method and control device that the present invention proposes are by detecting the signal level value of portable terminal reception base station; When signal level value worsens and deterioration degree when surpassing predetermined value, according to the antenna Optimal matrix value of pre-stored portable terminal under difference use state, adjust antenna pattern to adapting with the current use state of portable terminal, realize that thus antenna reaches optimum at the radiance of varying environment, has improved the self-adapting tuning ability of antenna; In addition, the liquid metal antenna with and the flexible material substrate that adheres to can realize conformally with the structural member housing of portable terminal, take full advantage of narrow space in the terminal.
Description of drawings
Fig. 1 is the schematic flow sheet of liquid metal antenna adaptation method one embodiment of the present invention;
Fig. 2 be among the present invention the liquid metal antenna arrangement in the schematic diagram of the positive non-viewing area of portable terminal;
Fig. 3 be among the present invention the liquid metal antenna arrangement in the schematic diagram in bonnet zone, the portable terminal back side;
Fig. 4 is the organigram of substrate and microcell unit in the liquid metal antenna among the present invention;
Fig. 5 is a kind of shape schematic diagram of liquid metal antenna among the present invention;
Fig. 6 be among liquid metal antenna adaptation method one embodiment of the present invention according to the antenna Optimal matrix value of pre-stored described portable terminal under difference use state, adjust antenna pattern to the schematic flow sheet that adapts with the current use state of portable terminal;
Fig. 7 is the schematic flow sheet of another embodiment of liquid metal antenna adaptation method of the present invention;
Fig. 8 is the structural representation of liquid metal antenna self-adaptive control device one embodiment of the present invention;
Fig. 9 is the structural representation of another embodiment of liquid metal antenna self-adaptive control device of the present invention.
In order to make technical scheme of the present invention clearer, clear, be described in further detail below in conjunction with accompanying drawing.
Embodiment
The solution of the embodiment of the invention mainly is: the signal level value that receives the base station by detecting portable terminal; When signal level value worsens and deterioration degree when surpassing predetermined value, according to the antenna Optimal matrix value of pre-stored portable terminal under difference use state, adjust antenna pattern to adapting with the current use state of portable terminal, to realize that antenna reaches optimum at the radiance of varying environment, improves the self-adapting tuning ability of antenna.
Portable terminal can be the mobile telephone equipments such as mobile phone among the present invention.
As shown in Figure 1, one embodiment of the invention proposes a kind of liquid metal antenna adaptation method, comprising:
Step S101 detects the signal level value that portable terminal receives the base station;
Present embodiment can be adjusted according to the use state self-adaption of portable terminal the shape of liquid metal antenna, thereby make the radiance of antenna can reach optimum in varying environment, wherein, the degree that needs the signal level value of the base station that receives according to portable terminal whether to worsen and worsen in the self adaptation adjustment process is carried out.
Step S102 when described signal level value worsens and deterioration degree when surpassing predetermined value, according to the antenna Optimal matrix value of pre-stored described portable terminal under difference use state, adjusts antenna pattern to adapting with the current use state of portable terminal.
The selected liquid metal antenna of present embodiment is comprised of two parts: liquid metal and flexible material substrate, this liquid metal and flexible material substrate all have can stretch, the characteristics such as flexible, deformability, structural member easy and portable terminal is made conformal body, such as Fig. 2 and shown in Figure 3, take mobile phone as example, liquid antenna can be applied to respectively positive non-viewing area (glass substrate) and the back side bonnet zone of mobile phone.
The selected liquid metal of present embodiment has under good conductibility, low surface tension, the normal temperature and to be the characteristic such as liquid, and preferred, this liquid metal is selected the gallium indium alloy, and its mass percent is: 75% Ga and 25% In.
The flexible material substrate that present embodiment is selected has anti-bending, the characteristic such as anti-oxidant, and is preferred, can select the dimethyl silicone polymer substrate.
As shown in Figure 4, the liquid metals antenna forms in the following way in the present embodiment:
Go out M*N microcell unit in rectangle dimethyl silicone polymer substrate etched inside, interconnected by micropore between each microcell unit, form the microfluid passage that M is capable, N is listed as.Liquid metal gallium indium alloy can flow freely in microfluid passage, also can according to the control current downflow of control device, fill corresponding microcell unit by liquid metal and form specific shape.
As shown in Figure 5, liquid metal forms the liquid antenna of given shape according to the microcell unit in certain rule filling substrate.
Wherein, the state of each microcell unit is divided into filling and does not fill two kinds, represents above-mentioned two states with 1 and 0 respectively in the controller of control device, and the state of M*N microcell unit forms a matrix
, Matrix C
MNIn each element c
MnThe state of the microcell unit that all M with substrate inside is capable, N is listed as is corresponding, and 1 representative is filled, and 0 representative is not filled.Matrix C
MNWith the shape of liquid metal antenna be one to one.
Above-mentioned Matrix C
MNBe stored in advance in the memory of control device.
Present embodiment is debugged the shape of antenna in advance according to the difference use state of portable terminal, obtain the Optimal matrix value of antenna under every kind of state.
Take mobile phone as example, consider the various environment that mobile phone is used, generally can be divided near free space state (mobile phone without other objects), talking state (pasting the ear state), hand holding state, the state etc. of metal be arranged on every side.
Under each above-mentioned use state, debugging liquid metal antenna is by adjusting Matrix C
MNMake the shape generation respective change of liquid metal antenna, thereby so that the radiance of liquid metal antenna under every kind of use state reaches respectively optimum, with the Optimal matrix value C of every kind of state
MNOPStore in the memory of control device, be designated as
, this Optimal matrix value
With the residing various use states of mobile phone be one to one.
As previously mentioned, present embodiment needs the degree whether signal level value of the base station that receives according to portable terminal worsens and worsen to carry out in the self adaptation adjustment process.
Particularly, if with the liquid metal antenna pattern under the free space state as the initial antenna shape, the Optimal matrix value that it is corresponding
In the register as the initial value into control device.
When the setting antenna was in the initial antenna shape, the base station signal level that mobile phone receives was U
0, when detecting this received signal level U
0Acute exacerbation (as: deterioration degree surpasses 10dB) occurs, think that then the residing state of mobile phone changes, control device is with the Optimal matrix value corresponding to other each use states of having preserved in the memory
Write the register from memory, write new Optimal matrix value at register at every turn
After, the received signal level that upgrades the rear received base station of mobile phone by the detection module detected state is U ＇, and store this level value, after Optimal matrix corresponding to every other state all is written into, the level U ＇ value under all states is relatively found out maximum U ＇ value and the Optimal matrix value of correspondence with it
, think that then the residing state of mobile phone is this Optimal matrix value
Corresponding state, this Optimal matrix value
To again be write in the register, the shape of liquid metal antenna is also by matrix
Define, at this moment, the shape of antenna namely is adjusted into Optimal matrix value corresponding to the current status of mobile phone by self adaptation
Corresponding shape, thus make the radiance of antenna reach optimum state.
Follow-up, when the signal level value that receives the base station when mobile phone again acute exacerbation occurs, think that then the residing state of mobile phone changes again, repeat above-mentioned self adaptation adjustment process, make the radiance of liquid metal antenna always work in optimum state.
More specifically, described according to the antenna Optimal matrix value of pre-stored described portable terminal under difference use state among the above-mentioned steps S102 as shown in Figure 6, adjust antenna pattern and extremely comprise with the step that the current use state of portable terminal adapts:
Step S1021 obtains antenna Optimal matrix value corresponding to other states that differs from the portable terminal current state from memory, write successively in the register;
Step S1022 detects and to write each time the signal level value that described portable terminal after the antenna Optimal matrix value receives the base station;
Step S1023, relatively all described signal level values that detect obtain wherein maximum signal level value;
Step S1024 adjusts described antenna to corresponding shape according to the corresponding antenna Optimal matrix of described maximum signal level value value.
Present embodiment receives the signal level value of base station by detecting portable terminal, when signal level value worsens and deterioration degree when surpassing predetermined value, according to the antenna Optimal matrix value of pre-stored portable terminal under difference use state, adjust antenna pattern to adapting with the current use state of portable terminal, realize that thus antenna reaches optimum at the radiance of varying environment, has improved the self-adapting tuning ability of antenna; In addition, the liquid metal antenna with and the flexible material substrate that adheres to can realize conformally with the structural member housing of portable terminal, take full advantage of narrow space in the terminal.
As shown in Figure 7, another embodiment of the present invention proposes a kind of liquid metal antenna adaptation method, and at above-mentioned steps S101, the step that detects the signal level value of portable terminal reception base station also comprises before:
Step S100, the Optimal matrix value of debugging described portable terminal described antenna under various use states, and every kind of antenna Optimal matrix value corresponding to use state stored in the described memory.
The difference of present embodiment and above-described embodiment is, also comprises the step in the memory that obtains antenna Optimal matrix value corresponding to every kind of use state of portable terminal and store control device in the present embodiment.
Particularly, take mobile phone as example, consider the various environment that mobile phone is used, generally can be divided near free space state (mobile phone without other objects), talking state (pasting the ear state), hand holding state, the state etc. of metal be arranged on every side.
Under each above-mentioned use state, debugging liquid metal antenna is by adjusting Matrix C
MNMake the shape generation respective change of liquid metal antenna, thereby so that the radiance of liquid metal antenna under every kind of use state reaches respectively optimum, with the Optimal matrix value C of every kind of state
MNOPStore in the memory of control device, be designated as
, this Optimal matrix value
Corresponding one by one with the residing various use states of mobile phone.
Present embodiment is by such scheme, the Optimal matrix value of debugging mobile terminal antenna under various use states, and every kind of antenna Optimal matrix value corresponding to use state stored in the described memory, then detect the signal level value that portable terminal receives the base station; When signal level value worsens and deterioration degree when surpassing predetermined value, the antenna Optimal matrix value of portable terminal under difference use state according to storage, adjust antenna pattern to adapting with the current use state of portable terminal, realize that thus antenna reaches optimum at the radiance of varying environment, has improved the self-adapting tuning ability of antenna; In addition, the liquid metal antenna with and the flexible material substrate that adheres to can realize conformally with the structural member housing of portable terminal, take full advantage of narrow space in the terminal.
As shown in Figure 8, one embodiment of the invention proposes a kind of liquid metal antenna self-adaptive control device, comprising: detection module 201 and adjustment module 202, wherein:
Present embodiment can be adjusted according to the use state self-adaption of portable terminal the shape of liquid metal antenna, thereby make the radiance of antenna can reach optimum in varying environment, wherein, the degree that needs the signal level value of the base station that receives according to portable terminal whether to worsen and worsen in the self adaptation adjustment process is carried out.
The selected liquid metal antenna of present embodiment is comprised of two parts: liquid metal and flexible material substrate, this liquid metal and flexible material substrate all have can stretch, the characteristics such as flexible, deformability, structural member easy and portable terminal is made conformal body, such as Fig. 2 and shown in Figure 3, take mobile phone as example, liquid antenna can be applied to respectively positive non-viewing area (glass substrate) and the back side bonnet zone of mobile phone.
Wherein, the selected liquid metal of present embodiment has under good conductibility, low surface tension, the normal temperature and to be the characteristic such as liquid, and preferred, this liquid metal is selected the gallium indium alloy, and its mass percent is: 75% Ga and 25% In.
The flexible material substrate that present embodiment is selected has anti-bending, the characteristic such as anti-oxidant, and is preferred, can select the dimethyl silicone polymer substrate.
As shown in Figure 4, the liquid metals antenna forms in the following way in the present embodiment:
Go out M*N microcell unit in rectangle dimethyl silicone polymer substrate etched inside, interconnected by micropore between each microcell unit, form the microfluid passage that M is capable, N is listed as.Liquid metal gallium indium alloy can flow freely in microfluid passage, also can according to the control current downflow of control device, fill corresponding microcell unit by liquid metal and form specific shape.As shown in Figure 4, liquid metal forms the liquid antenna of given shape according to the microcell unit in certain rule filling substrate.
Wherein, the state of each microcell unit is divided into filling and does not fill two kinds, represents above-mentioned two states with 1 and 0 respectively in the controller of control device, and the state of M*N microcell unit forms a matrix
, Matrix C
MNIn each element c
MnThe state of the microcell unit that all M with substrate inside is capable, N is listed as is corresponding, and 1 representative is filled, and 0 representative is not filled.Matrix C
MNWith the shape of liquid metal antenna be one to one.
Above-mentioned Matrix C
MNBe stored in advance in the memory of control device.
Present embodiment is debugged the shape of antenna in advance according to the difference use state of portable terminal, obtain the Optimal matrix value of antenna under every kind of state.
Take mobile phone as example, consider the various environment that mobile phone is used, generally can be divided near free space state (mobile phone without other objects), talking state (pasting the ear state), hand holding state, the state etc. of metal be arranged on every side.
Under each above-mentioned use state, debugging liquid metal antenna is by adjusting Matrix C
MNOPMake the shape generation respective change of liquid metal antenna, thereby so that the radiance of liquid metal antenna under every kind of use state reaches respectively optimum, with the Optimal matrix value C of every kind of state
MNOPStore in the memory of control device, be designated as
, this Optimal matrix value
With the residing various use states of mobile phone be one to one.
As previously mentioned, present embodiment needs the degree whether signal level value of the base station that receives according to portable terminal worsens and worsen to carry out in the self adaptation adjustment process.
Particularly, if with the liquid metal antenna pattern under the free space state as the initial antenna shape, the Optimal matrix value that it is corresponding
In the register as the initial value into control device.
When the setting antenna was in the initial antenna shape, the base station signal level that mobile phone receives was U
0, when detection module 201 detects this received signal level U
0Acute exacerbation (as: deterioration degree surpasses 10dB) occurs, think that then the residing state of mobile phone changes, the adjustment module 202 of control device is with the Optimal matrix value corresponding to other each use states of having preserved in the memory
Write the register from memory, write new Optimal matrix value at register at every turn
After, the received signal level that upgrades the rear received base station of mobile phone by detection module 201 detected states is U ＇, and store this level value, after Optimal matrix corresponding to every other state all is written into, the level U ＇ value under all states is relatively found out maximum U ＇ value and the Optimal matrix value of correspondence with it
, think that then the residing state of mobile phone is this Optimal matrix value
Corresponding state, this Optimal matrix value
To again be write in the register, the shape of liquid metal antenna is also by matrix
Define, at this moment, the shape of antenna namely is adjusted into Optimal matrix value corresponding to the current status of mobile phone by self adaptation
Corresponding shape, thus make the radiance of antenna reach optimum state.
Follow-up, when the signal level value that receives the base station when mobile phone again acute exacerbation occurs, think that then the residing state of mobile phone changes again, repeat above-mentioned self adaptation adjustment process, make the radiance of liquid metal antenna always work in optimum state.
Present embodiment receives the signal level value of base station by detecting portable terminal, when signal level value worsens and deterioration degree when surpassing predetermined value, according to the antenna Optimal matrix value of pre-stored portable terminal under difference use state, adjust antenna pattern to adapting with the current use state of portable terminal, realize that thus antenna reaches optimum at the radiance of varying environment, has improved the self-adapting tuning ability of antenna; In addition, the liquid metal antenna with and the flexible material substrate that adheres to can realize conformally with the structural member housing of portable terminal, take full advantage of narrow space in the terminal.
As shown in Figure 9, another embodiment of the present invention proposes a kind of liquid metal antenna self-adaptive control device, on the basis of above-described embodiment, also comprises:
The difference of present embodiment and above-described embodiment is, also comprises the step in the memory that obtains antenna Optimal matrix value corresponding to every kind of use state of portable terminal and store control device in the present embodiment.
Particularly, take mobile phone as example, consider the various environment that mobile phone is used, generally can be divided near free space state (mobile phone without other objects), talking state (pasting the ear state), hand holding state, the state etc. of metal be arranged on every side.
Under each above-mentioned use state, debugging liquid metal antenna is by adjusting Matrix C
MNMake the shape generation respective change of liquid metal antenna, thereby so that the radiance of liquid metal antenna under every kind of use state reaches respectively optimum, with the Optimal matrix value C of every kind of state
MNOPStore in the memory of control device, be designated as
, this Optimal matrix value
Corresponding one by one with the residing various use states of mobile phone.
Present embodiment is by such scheme, the Optimal matrix value of debugging mobile terminal antenna under various use states, and every kind of antenna Optimal matrix value corresponding to use state stored in the described memory, then detect the signal level value that portable terminal receives the base station; When signal level value worsens and deterioration degree when surpassing predetermined value, the antenna Optimal matrix value of portable terminal under difference use state according to storage, adjust antenna pattern to adapting with the current use state of portable terminal, realize that thus antenna reaches optimum at the radiance of varying environment, has improved the self-adapting tuning ability of antenna; In addition, the liquid metal antenna with and the flexible material substrate that adheres to can realize conformally with the structural member housing of portable terminal, take full advantage of narrow space in the terminal.
The above only is the preferred embodiments of the present invention; be not so limit claim of the present invention; every equivalent structure or flow process conversion that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical field, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1. a liquid metal antenna adaptation method is characterized in that, comprising:
Detect the signal level value that portable terminal receives the base station;
When described signal level value worsens and deterioration degree when surpassing predetermined value, according to the antenna Optimal matrix value of pre-stored described portable terminal under difference use state, adjust antenna pattern to adapting with the current use state of portable terminal.
2. method according to claim 1 is characterized in that, and is described according to the antenna Optimal matrix value of pre-stored described portable terminal under difference use state, adjusts antenna pattern and extremely comprises with the step that the current use state of portable terminal adapts:
From memory, obtain antenna Optimal matrix value corresponding to other states that differs from the portable terminal current state, write successively in the register;
Detect and to write each time the signal level value that described portable terminal after the antenna Optimal matrix value receives the base station;
Relatively all described signal level values that detect obtain wherein maximum signal level value;
Adjust described antenna to corresponding shape according to the corresponding antenna Optimal matrix of described maximum signal level value value.
3. method according to claim 2 is characterized in that, the step that described detection portable terminal receives the signal level value of base station also comprises before:
Debug the Optimal matrix value of described portable terminal described antenna under various use states, and every kind of antenna Optimal matrix value corresponding to use state is stored in the described memory.
4. according to claim 1,2 or 3 described methods, it is characterized in that it is one of following that the use state of described portable terminal comprises at least: free space state, talking state, hand holding state.
5. a liquid metal antenna self-adaptive control device is characterized in that, comprising:
Detection module is for detection of the signal level value of portable terminal reception base station;
Adjustment module, be used for worsening and deterioration degree during above predetermined value when described signal level value, according to the antenna Optimal matrix value of pre-stored described portable terminal under difference use state, adjust antenna pattern to adapting with the current use state of portable terminal in conjunction with described detection module.
6. device according to claim 5 is characterized in that,
Described adjustment module also is used for obtaining antenna Optimal matrix value corresponding to other states that differs from the portable terminal current state from memory, writes successively in the register;
Described detection module is also for detection of the signal level value that writes each time described portable terminal after the antenna Optimal matrix value and receive the base station;
Described adjustment module also is used for relatively all described signal level values that detect, and obtains wherein maximum signal level value; Adjust described antenna to corresponding shape according to the corresponding antenna Optimal matrix of described maximum signal level value value.
7. device according to claim 5 is characterized in that, also comprises:
The debugging memory module is used for the Optimal matrix value debug described portable terminal described antenna under various use states, and every kind of antenna Optimal matrix value corresponding to use state is stored in the described memory.
8. each described device is characterized in that according to claim 5-7,
Described antenna is to be made of flexible material substrate and the liquid metal that is filled in the microfluid passage on the described substrate; Etching has M*N microcell unit in the described substrate, is interconnected by micropore between each microcell unit, and formation M is capable, the described microfluid passage of N column matrix formula.
9. device according to claim 8 is characterized in that, described substrate is rectangle dimethyl silicone polymer substrate; Described liquid metal is the gallium indium alloy.
10. device according to claim 9 is characterized in that, described antenna arrangement is in the positive non-viewing area of described portable terminal or be arranged in the bonnet zone, the back side of described portable terminal.
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| CN201210457007.7A CN102969562B (en) | 2012-11-14 | 2012-11-14 | Liquid metal antenna self-adapting method and control device |
| PCT/CN2013/080293 WO2013185704A1 (en) | 2012-11-14 | 2013-07-29 | Liquid metal antenna self-adapting method and control device |
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| CN201210457007.7A CN102969562B (en) | 2012-11-14 | 2012-11-14 | Liquid metal antenna self-adapting method and control device |
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| WO2013185704A1 (en) * | 2012-11-14 | 2013-12-19 | 中兴通讯股份有限公司 | Liquid metal antenna self-adapting method and control device |
| CN104577307A (en) * | 2013-10-21 | 2015-04-29 | 中兴通讯股份有限公司 | Antenna, antenna control method and mobile terminal |
| CN105940555A (en) * | 2014-02-03 | 2016-09-14 | 三菱电机株式会社 | Antenna device |
| CN106374234A (en) * | 2015-11-20 | 2017-02-01 | 北京智谷睿拓技术服务有限公司 | Antenna control method, antenna control device and antenna equipment |
| CN107290697A (en) * | 2017-07-17 | 2017-10-24 | 上海联影医疗科技有限公司 | Magnetic resonance radio frequency coil and magnetic resonance system |
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| WO2013185704A1 (en) * | 2012-11-14 | 2013-12-19 | 中兴通讯股份有限公司 | Liquid metal antenna self-adapting method and control device |
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| EP3062390A4 (en) * | 2013-10-21 | 2016-11-09 | Zte Corp | Antenna, method for controlling antenna and mobile terminal |
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| CN108123212A (en) * | 2016-11-29 | 2018-06-05 | 北京小米移动软件有限公司 | The method, apparatus and antenna system of control terminal antenna system radiation |
| CN108123212B (en) * | 2016-11-29 | 2020-06-02 | 北京小米移动软件有限公司 | Method and device for controlling radiation of terminal antenna system and antenna system |
| CN107290697A (en) * | 2017-07-17 | 2017-10-24 | 上海联影医疗科技有限公司 | Magnetic resonance radio frequency coil and magnetic resonance system |
| US10545204B2 (en) | 2017-07-17 | 2020-01-28 | Shanghai United Imaging Healthcare Co., Ltd. | Non-resonant magnetic resonance coil and magnetic resonance imaging system using the same |
| US10838027B2 (en) | 2017-07-17 | 2020-11-17 | Shanghai United Imaging Healthcare Co., Ltd. | Non-resonant magnetic resonance coil and magnetic resonance imaging system using the same |
| CN107290697B (en) * | 2017-07-17 | 2020-12-04 | 上海联影医疗科技股份有限公司 | Magnetic resonance radio frequency coil and magnetic resonance system |
| US11221383B2 (en) | 2017-07-17 | 2022-01-11 | Shanghai United Imaging Healthcare Co., Ltd. | Non-resonant magnetic resonance coil and magnetic resonance imaging system using the same |
| US11821967B2 (en) | 2017-07-17 | 2023-11-21 | Shanghai United Imaging Healthcare Co., Ltd. | Non-resonant magnetic resonance coil and magnetic resonance imaging system using the same |
| CN110828980A (en) * | 2018-08-09 | 2020-02-21 | 中国科学院理化技术研究所 | Liquid metal reconfigurable antenna and reconfiguration method thereof |
| CN110828980B (en) * | 2018-08-09 | 2021-10-29 | 中国科学院理化技术研究所 | Liquid metal reconfigurable antenna and reconfiguration method thereof |
| CN109288488A (en) * | 2018-09-21 | 2019-02-01 | 中国科学院理化技术研究所 | Capsule antenna and capsule endoscope robot |
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| WO2013185704A1 (en) | 2013-12-19 |
| CN102969562B (en) | 2015-06-03 |
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