CN105281819A - Antenna switching method and terminal - Google Patents
Antenna switching method and terminal Download PDFInfo
- Publication number
- CN105281819A CN105281819A CN201510737285.1A CN201510737285A CN105281819A CN 105281819 A CN105281819 A CN 105281819A CN 201510737285 A CN201510737285 A CN 201510737285A CN 105281819 A CN105281819 A CN 105281819A
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- Prior art keywords
- antenna
- signal
- signal strength
- signal intensity
- terminal
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0825—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with main and with auxiliary or diversity antennas
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
- H04B7/0814—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching based on current reception conditions, e.g. switching to different antenna when signal level is below threshold
Abstract
The embodiment of the invention discloses an antenna switching method and a terminal. The method comprises the steps that: the terminal measures a signal intensity when a first antenna receives a signal and a signal intensity when a second antenna receives a signal, wherein the first antenna and the second antenna are arranged at different positions of the terminal, the first antenna is a master set antenna, and the second antenna is a diversity antenna; the terminal judges whether a switching condition is met according to the signal intensity when the first antenna receives the signal and the signal intensity when the second antenna receives the signal; and if so, the terminal switches the first antenna to be a diversity antenna and switches the second antenna to be a master set antenna. By adopting the antenna switching method, the terminal can maintain normal communication when signal intensity decreases dramatically because the terminal is held by the user in hand.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of antenna switching method and terminal.
Background technology
In recent years, the development of smart mobile phone is comparatively swift and violent, and people can lead to smart mobile phone to take pictures, listen song, Video chat online, surf the Net, make a phone call, and can say that the fast development of smart mobile phone greatly improves the quality of the life of people.Smart mobile phone generally comprises at least two antennas, and layout is in smart mobile phone top and bottom respectively, and the antenna of upper end is used for receiving and emission of high frequency signals, as the signal of B1 and the B2 frequency range of Long Term Evolution (LongTermEvolution, LTE); The antenna of lower end is used for receiving and launching low frequency signal, as the signal of global system for mobile communications (GlobalSystemforMobileCommunications, GSM) 900M frequency range.
User is when holding smart mobile phone, if gripped the position at certain root antenna place, so the signal of this antenna will be shielded to a certain extent, causes the signal of this antenna sharply to decline, have impact on the proper communication of smart mobile phone.
Summary of the invention
The embodiment of the invention discloses a kind of antenna switching method and terminal, when user's hand held terminal causes signal sharply to decline, terminal still can keep proper communication.
First aspect, embodiments provide a kind of antenna switching method, the method comprises:
Signal strength signal intensity when signal strength signal intensity when terminal measures the first antenna receiving signal and the second antenna receiving signal, wherein, described first antenna and described second antenna are arranged on diverse location in described terminal, and described first antenna is main collection antenna, and described second antenna is diversity antenna;
Described terminal, according to signal strength signal intensity when signal strength signal intensity during described first antenna receiving signal and the second antenna receiving signal, judges whether to meet switching condition;
If meet, then described first antenna is switched to diversity antenna by described terminal, and described second antenna is switched to main collection antenna.
In conjunction with first aspect, in the first possible implementation of first aspect, signal strength signal intensity when signal strength signal intensity when described terminal measures the first antenna receiving signal and the second antenna receiving signal comprises:
The signal strength signal intensity of described terminal when preset time period measures the first antenna receiving signal;
Whether the signal strength signal intensity of described terminal judges at the end time point measurement of described preset time period reaches first threshold with the difference of the signal strength signal intensity of the initial time point measurement in described preset time period;
If arrive, then signal strength signal intensity when described terminal measures the second antenna receiving signal.
In conjunction with first aspect, or the first possible implementation of first aspect, in the implementation that the second of first aspect is possible, described terminal, according to signal strength signal intensity when signal strength signal intensity during described first antenna receiving signal and the second antenna receiving signal, judges whether that meeting switching condition comprises:
Whether signal strength signal intensity when judging described first antenna receiving signal is less than Second Threshold, and whether signal strength signal intensity when judging described second antenna receiving signal exceeds the 3rd threshold value than signal strength signal intensity during described first antenna receiving signal, if judged result is all yes, then meet described switching condition.
In conjunction with first aspect, or the first possible implementation of first aspect, in the third possible implementation of first aspect, when Received signal strength, the frequency range that described first antenna receives and the frequency range that described second antenna receives include high and low frequency.
In conjunction with first aspect, or the first possible implementation of first aspect, in the 4th kind of possible implementation of first aspect, described first antenna is switched to diversity antenna by described terminal, and switches to main collection antenna to comprise on described second antenna:
The described circuit of the first antenna connection and the circuit of described second antenna are exchanged by double-point double-throw switch by described terminal.
Second aspect, the embodiment of the present invention provides a kind of terminal, and this terminal comprises:
Measuring unit, signal strength signal intensity when signal strength signal intensity during for measuring the first antenna receiving signal and the second antenna receiving signal, wherein, described first antenna and described second antenna are arranged on diverse location in described terminal, and described first antenna is main collection antenna, described second antenna is diversity antenna;
Judging unit, for according to signal strength signal intensity when signal strength signal intensity during described first antenna receiving signal and the second antenna receiving signal, judges whether to meet switching condition;
Switch unit, for when described judging unit is judged to meet switching condition, switches to diversity antenna by described first antenna, and described second antenna is switched to main collection antenna.
In conjunction with second aspect, in the first possible implementation kind of second aspect, described measuring unit comprises:
First measures subelement, for the signal strength signal intensity when preset time period measures the first antenna receiving signal;
Judgment sub-unit, for judging whether the signal strength signal intensity at the end time point measurement of described preset time period reaches first threshold with the difference of the signal strength signal intensity of the initial time point measurement in described preset time period;
Second measures subelement, for when the judged result of described judgment sub-unit is for being, measures signal strength signal intensity during the second antenna receiving signal.
In conjunction with second aspect, or the first possible implementation of second aspect, in the implementation that the second of second aspect is possible, whether described judging unit is less than Second Threshold specifically for signal strength signal intensity when judging described first antenna receiving signal, and whether signal strength signal intensity when judging described second antenna receiving signal exceeds the 3rd threshold value than signal strength signal intensity during described first antenna receiving signal, if judged result is all yes, then meet described switching condition.
In conjunction with second aspect, or the first possible implementation of second aspect, in the third possible implementation of second aspect, when Received signal strength, the frequency range that described first antenna receives and the frequency range that described second antenna receives include high and low frequency.
In conjunction with second aspect, or the first possible implementation of second aspect, in the 4th kind of possible implementation of second aspect, described switch unit is specifically for exchanging the described circuit of the first antenna connection and the circuit of described second antenna by double-point double-throw switch.
By implementing the embodiment of the present invention, the first antenna and the second antenna that are arranged at terminal diverse location place are configured to main collection antenna and diversity antenna respectively, if more weak as the signal of the first antenna of main collection antenna, be then main collection antenna using the second antenna configuration as diversity antenna, and the first antenna is configured to diversity antenna, make in the first antenna and the second antenna be all the time the good antenna of signal as main collection antenna, ensure that the normal of terminal is believed all.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of a kind of antenna switching method that the embodiment of the present invention provides;
Figure 1A is the structural representation of a kind of terminal antenna that the embodiment of the present invention provides;
Figure 1B is the structural representation of a kind of control circuit that the embodiment of the present invention provides;
Fig. 1 C is the structural representation of another control circuit that the embodiment of the present invention provides;
Fig. 2 is the structural representation of a kind of terminal that the embodiment of the present invention provides;
Fig. 2 A is the structural representation of a kind of measuring unit that the embodiment of the present invention provides;
Fig. 3 is the structural representation of another terminal that the embodiment of the present invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
It should be noted that, the term used in embodiments of the present invention is only for the object describing specific embodiment, and not intended to be limiting the present invention." one ", " described " and " being somebody's turn to do " of the singulative used in the embodiment of the present invention and appended claims is also intended to comprise most form, unless context clearly represents other implications.It is also understood that term "and/or" used herein refer to and comprise one or more project of listing be associated any or all may combine.In addition, term " first ", " second ", " the 3rd " and " the 4th " etc. in specification of the present invention and claims and above-mentioned accompanying drawing are for distinguishing different object, instead of for describing particular order.In addition, term " comprises " and " having " and their any distortion, and intention is to cover not exclusive comprising.Such as contain the process of series of steps or unit, method, system, product or equipment and be not defined in the step or unit listed, but also comprise the step or unit do not listed alternatively, or also comprise alternatively for other intrinsic step of these processes, method, product or equipment or unit.
Terminal described by the embodiment of the present invention can be mobile phone, panel computer, notebook computer, palmtop PC, mobile internet device (MID, mobileinternetdevice), wearable device (such as intelligent watch (as iWatch etc.), Intelligent bracelet, pedometer etc.) or other communication module of antenna can be set.
Refer to Fig. 1, Fig. 1 is the schematic flow sheet of a kind of antenna switching method that the embodiment of the present invention provides, and the method includes but not limited to following steps.
Step S101: signal strength signal intensity when signal strength signal intensity when terminal measures the first antenna receiving signal and the second antenna receiving signal, wherein, described first antenna and described second antenna are arranged on diverse location in described terminal, and described first antenna is main collection antenna, described second antenna is diversity antenna.
Particularly, terminal is provided with at least two antennas, these at least two antennas comprise first day line and the second antenna, are separately positioned on the diverse location in terminal; For example, please refer to Figure 1A, first antenna 111 and the second antenna 112 are for being separately positioned on the top and bottom of terminal (as mobile phone) in figure ia, generally, this first antenna 111 and the second antenna 112 are enclosed in terminal, if the shell do not opened a terminal generally can't see this first antenna 111 and the second antenna 112.Further, terminal can also comprise other antennas except the first antenna and the second antenna, how these other antennas specifically operate is not restricted herein.
Further, the mechanism that terminal adopts main collection antenna and diversity antenna jointly to run receives and transmits, and is namely received by main collection antenna and transmits, simultaneously by diversity antenna Received signal strength.In embodiments of the present invention, above-mentioned first antenna and the second antenna are to should main collection antenna and diversity antenna, which root antenna concrete is corresponding main collection antenna, the corresponding diversity antenna of which root antenna is not restricted herein, because in embodiments of the present invention, terminal can determine which root antenna is corresponding main collection antenna according to actual needs, the corresponding diversity antenna of which root antenna.When performing step S101, terminal is provided with the corresponding main collection antenna of the first antenna as required, and the corresponding diversity antenna of the second antenna.
Further, in the process of measure signal intensity, the amount measured comprises Reference Signal Received Power (ReferenceSignalReceivedPower, RSRP) at least one item and in Reference Signal Received Quality (ReferenceSignalReceivedQuality, RSRQ).It should be noted that, the measurement of terminal to signal strength signal intensity when signal strength signal intensity during the first antenna receiving signal and the second antenna receiving signal is separately carried out, in other words, signal strength signal intensity corresponding to first day line and signal strength signal intensity corresponding to the second antenna can finally be obtained; In addition, terminal can synchronously carry out also can carrying out according to the order preset to the measurement of signal strength signal intensity when signal strength signal intensity during the first antenna receiving signal and the second antenna receiving signal, and preferred scheme is that both carry out simultaneously.
Again further, in the optional scheme of one, signal strength signal intensity when signal strength signal intensity when described terminal measures the first antenna receiving signal and the second antenna receiving signal comprises: the signal strength signal intensity of described terminal when preset time period measures the first antenna receiving signal; Whether the signal strength signal intensity of described terminal judges at the end time point measurement of described preset time period reaches first threshold with the difference of the signal strength signal intensity of the initial time point measurement in described preset time period; If arrive, then signal strength signal intensity when described terminal measures the second antenna receiving signal.
Particularly, the signal strength signal intensity during Received signal strength of terminal first to main collection antenna (main collection antenna is the first antenna in step S101) is measured, and signal strength signal intensity during diversity antenna (diversity antenna is the second antenna in step S101) Received signal strength is not measured, but terminal can carry out real-time record to signal strength signal intensity during main collection antenna receiving signal, and the situation of change of analyte signal intensity in preset time period, when in this preset time period, signal strength signal intensity declines by a big margin, during as exceeded first threshold, measure signal strength signal intensity during diversity antenna Received signal strength again, measurement power consumption can be reduced like this.
In another optional scheme, terminal is received by main collection antenna and transmits, diversity antenna does not then receive and does not transmit yet, when signal strength signal intensity in time judging main collection antenna receiving signal is less than first threshold, just by diversity antenna Received signal strength, and signal strength signal intensity when measuring diversity antenna Received signal strength, create a further reduction measurement power consumption like this.
It should be noted that, above-mentioned first antenna can receive (or send) high frequency (1800MHz ~ 2400MHz) signal is (as the B1 of LTE, the signal of B2 wave band) and low frequency (800MHz ~ 900MHz) signal (signal as GSM900), above-mentioned second antenna equally also can receive (or send) high-frequency signal and low frequency signal, the first antenna and the second antenna is enable to receive (or transmission) high-frequency signal and low frequency signal, can specifically to the physical structure of the first antenna and the second antenna (as length, width, shape, fineness etc.), circuit parameter, or other amount carries out arranging to realize.
Step S102: described terminal, according to signal strength signal intensity when signal strength signal intensity during described first antenna receiving signal and the second antenna receiving signal, judges whether to meet switching condition.
Particularly, for convenience, signal strength signal intensity when making the first antenna receiving signal measured is the first signal strength signal intensity, signal strength signal intensity when making the second antenna receiving signal measured is secondary signal intensity, and terminal judges whether to meet switching condition based on this first signal strength signal intensity and secondary signal intensity.For example, if when judging, the first antenna is main collection antenna, and the second antenna is diversity antenna, and so this switching condition is that this first antenna is switched to diversity antenna, and this second antenna is switched to the condition of main collection antenna.
In the optional scheme of one, described terminal is according to signal strength signal intensity when signal strength signal intensity during described first antenna receiving signal and the second antenna receiving signal, judge whether that meeting switching condition comprises: whether signal strength signal intensity when judging described first antenna receiving signal is less than Second Threshold, and whether signal strength signal intensity when judging described second antenna receiving signal exceeds the 3rd threshold value than signal strength signal intensity during described first antenna receiving signal.
Particularly, this Second Threshold and the 3rd threshold value are according to actual needs in advance according to the threshold value of setting, if the first signal strength signal intensity (signal strength signal intensity of namely current main collection antenna) is weak to being less than Second Threshold, and when secondary signal intensity (signal strength signal intensity of namely current diversity antenna) exceeds the 3rd threshold value than the first signal strength signal intensity, then show to meet above-mentioned switching condition, the main collection antenna more weak by current signal strength switches to diversity antenna, and good for signal strength signal intensity diversity antenna is switched to the condition of main collection antenna.
In another optional scheme, described terminal is according to signal strength signal intensity when signal strength signal intensity during described first antenna receiving signal and the second antenna receiving signal, judge whether that meeting switching condition comprises: whether signal strength signal intensity when judging described first antenna receiving signal is less than Second Threshold, and whether signal strength signal intensity when judging described second antenna receiving signal is higher than the 4th threshold value.
Particularly, this Second Threshold and the 4th threshold value are according to actual needs in advance according to the threshold value of setting.If the first signal strength signal intensity (signal strength signal intensity of namely current main collection antenna) is weak to being less than Second Threshold, and when secondary signal intensity (signal strength signal intensity of namely current diversity antenna) is higher than the 4th threshold value, then show to meet above-mentioned switching condition, the main collection antenna more weak by current signal strength switches to diversity antenna, and good for signal strength signal intensity diversity antenna is switched to the condition of main collection antenna.
It should be noted that, above-mentionedly be enumerated the scheme that some are optionally used for judging whether to meet switching condition, in actual applications, then scheme is also likely different for the standard difference of terminal, but be all judge based on above-mentioned first signal strength signal intensity and secondary signal intensity without any exception, no longer other schemes described one by one herein.
Further, the standard that terminal is possible comprises the code division multiple access (TimeDivision-SynchronousCodeDivisionMultipleAccess of time division synchronous, TDSCDMA), code division multiple access (CodeDivisionMultipleAccess, CDMA), global system for mobile communications (GlobalSystemforMobileCommunication, GSM), Wideband Code Division Multiple Access (WCDMA) (WidebandCodeDivisionMultipleAccess, WCDMA), Frequency Division Duplexing (FDD) (FrequencyDivisionDuplexing, FDD), time division duplex (TimeDivisionDuplexing, TDD) etc.
Again further, the threshold value (as first threshold, Second Threshold, the 3rd threshold value etc.) described in the embodiment of the present invention is all can also determine further combined with the standard of terminal; For example, be the terminal of CDMA for standard, above-mentioned first threshold may be-110db, is the terminal of GSM for standard, and above-mentioned first threshold may be-80db.
Step S103: if meet, then described first antenna is switched to diversity antenna by described terminal, and described second antenna is switched to main collection antenna.
Particularly, if judge to meet switching condition, then the role of above-mentioned first antenna is switched to diversity antenna from main collection antenna by terminal, and the role of above-mentioned second antenna is switched to main collection antenna from diversity antenna.
In the optional scheme of one, described first antenna is switched to diversity antenna by described terminal, and switches to main collection antenna to comprise on described second antenna: the described circuit of the first antenna connection and the circuit of described second antenna are exchanged by double-point double-throw switch by described terminal.
Particularly, refer to Figure 1B, Figure 1B is the structural representation of a kind of control circuit that the embodiment of the present invention provides, in fig. ib, 151 be the first antenna, 152 to be the second antenna, 153 be main integrate antennal interface, 154 as diversity antenna interface, 155 as signal processing circuit, 156 as double-point double-throw switch; Wherein, the antenna be electrically connected with main collection antennal interface 153 is main collection antenna, the antenna be electrically connected with diversity antenna interface 154 is diversity antenna, first antenna 151 with which root antenna concrete in the second antenna 152 is connected with main collection antennal interface phase 153, which root antenna is connected with diversity antenna interface 154 can be controlled by double-point double-throw switch 156, i.e. the circuit exchange of the above-mentioned said circuit that connected by described first antenna 151 and described second antenna 152.Connected mode after circuit in Figure 1B has been switched by double-point double-throw switch 156 as shown in Figure 1 C.It should be noted that, above-mentioned double-point double-throw switch 156 can specifically control by the modulator-demodulator (modem) in terminal the switching of main collection antenna, and wherein, modulator-demodulator can control especially by program code.
In the method described by Fig. 1, the first antenna and the second antenna that are arranged at terminal diverse location place are configured to main collection antenna and diversity antenna respectively, if more weak as the signal of the first antenna of main collection antenna, be then main collection antenna using the second antenna configuration as diversity antenna, and the first antenna is configured to diversity antenna, make in the first antenna and the second antenna be all the time the good antenna of signal as main collection antenna, ensure that the normal of terminal is believed all.
The above-mentioned method illustrating the embodiment of the present invention, for the ease of implementing the such scheme of the embodiment of the present invention better, correspondingly, provided below is the device of the embodiment of the present invention.
Refer to Fig. 2, Fig. 2 is the structural representation of a kind of terminal 20 that the embodiment of the present invention provides, and this terminal 20 can comprise measuring unit 201, judging unit 202 and switch unit 203, wherein, and being described in detail as follows of unit.
Signal strength signal intensity when signal strength signal intensity when measuring unit 201 is for measuring the first antenna receiving signal and the second antenna receiving signal, wherein, described first antenna and described second antenna are arranged on diverse location in described terminal 20, and described first antenna is main collection antenna, described second antenna is diversity antenna;
Judging unit 202, for according to signal strength signal intensity when signal strength signal intensity during described first antenna receiving signal and the second antenna receiving signal, judges whether to meet switching condition;
Described first antenna, for when described judging unit 202 is judged to meet switching condition, is switched to diversity antenna by switch unit 203, and described second antenna is switched to main collection antenna.
In the optional scheme of one, above-mentioned measuring unit 201 can also be the structure shown in Fig. 2 A, and in fig. 2, measuring unit 201 comprises the first measurement subelement 2011, judgment sub-unit 2012 and second measures subelement 2013, wherein, being described in detail as follows of each subelement.
First measures subelement 2011 for the signal strength signal intensity when preset time period measures the first antenna receiving signal;
Judgment sub-unit 2012 is for judging whether the signal strength signal intensity at the end time point measurement of described preset time period reaches first threshold with the difference of the signal strength signal intensity of the initial time point measurement in described preset time period;
Second measures subelement 2013 for when the judged result of described judgment sub-unit 2012 is for being, measures signal strength signal intensity during the second antenna receiving signal.
In another optional scheme, whether judging unit 202 is less than Second Threshold specifically for signal strength signal intensity when judging described first antenna receiving signal, and whether signal strength signal intensity when judging described second antenna receiving signal exceeds the 3rd threshold value than signal strength signal intensity during described first antenna receiving signal, if judged result is all yes, then meet described switching condition.
In another optional scheme, described switch unit 203 is specifically for exchanging the described circuit of the first antenna connection and the circuit of described second antenna by double-point double-throw switch.
It should be noted that, in embodiments of the present invention, the specific implementation of unit can also the corresponding corresponding description with reference to the embodiment of the method shown in Fig. 1.
In the terminal 20 described by Fig. 2, the first antenna and the second antenna that are arranged at terminal 20 diverse location place are configured to main collection antenna and diversity antenna respectively, if more weak as the signal of the first antenna of main collection antenna, be then main collection antenna using the second antenna configuration as diversity antenna, and the first antenna is configured to diversity antenna, make in the first antenna and the second antenna be all the time the good antenna of signal as main collection antenna, ensure that the normal of terminal 20 is believed all.
Please refer to Fig. 3, Fig. 3 is the structural representation of another terminal 30 that the embodiment of the present invention provides, and this terminal 30 can comprise: at least one memory 301, baseband chip 302, radio-frequency module 303, peripheral system 304, transducer 305 and communication bus 306.Wherein, memory 301 is for storage operation system, network communication program, user interface program, control program etc.; Baseband chip 302 comprises at least one processor 3021, such as Digital Signal Processing (DigitalSignalProcessing, DSP) chip, clock module 3022 and power management module 3023; Peripheral system 304 comprises camera controller 3042, Audio Controller 3043, touch display screen controller 3044 and sensor management module 3045, correspondingly, also comprises camera 3047, voicefrequency circuit 3048 and touch display screen 3049; Further, transducer 305 can comprise light sensor, displacement transducer, acceleration transducer, fingerprint sensor etc., and generally speaking, transducer 305 can increase depending on actual needs or reduce; Memory 301 can be high-speed RAM memory, also can be non-labile memory (non-volatilememory), such as at least one magnetic disc store.Memory 305 can also be optionally that at least one is positioned at the storage device away from aforementioned processor 3021.
In the terminal 30 shown in Fig. 3, processor 3021 may be used for calling the control program of storage in memory 301 to perform following operation:
Signal strength signal intensity when signal strength signal intensity when measuring the first antenna receiving signal and the second antenna receiving signal, wherein, described first antenna and described second antenna are arranged on diverse location in described terminal 30, and described first antenna is main collection antenna, and described second antenna is diversity antenna;
According to signal strength signal intensity when signal strength signal intensity during described first antenna receiving signal and the second antenna receiving signal, judge whether to meet switching condition;
If meet, then described first antenna is switched to diversity antenna, and described second antenna is switched to main collection antenna.
Optionally, signal strength signal intensity when signal strength signal intensity when measuring the first antenna receiving signal and the second antenna receiving signal comprises:
Signal strength signal intensity when preset time period measures the first antenna receiving signal;
Judge whether the signal strength signal intensity at the end time point measurement of described preset time period reaches first threshold with the difference of the signal strength signal intensity of the initial time point measurement in described preset time period;
If arrive, then measure signal strength signal intensity during the second antenna receiving signal.
Optionally, according to signal strength signal intensity when signal strength signal intensity during described first antenna receiving signal and the second antenna receiving signal, judge whether that meeting switching condition comprises:
Whether signal strength signal intensity when judging described first antenna receiving signal is less than Second Threshold, and whether signal strength signal intensity when judging described second antenna receiving signal exceeds the 3rd threshold value than signal strength signal intensity during described first antenna receiving signal, if judged result is all yes, then meet described switching condition.
Optionally, when Received signal strength, the frequency range that described first antenna receives and the frequency range that described second antenna receives include high and low frequency.
Optionally, described first antenna is switched to diversity antenna, and switches to main collection antenna to comprise on described second antenna:
The circuit described first antenna connected by double-point double-throw switch and the circuit exchange of described second antenna.
In sum, by implementing the embodiment of the present invention, the first antenna and the second antenna that are arranged at terminal diverse location place are configured to main collection antenna and diversity antenna respectively, if more weak as the signal of the first antenna of main collection antenna, be then main collection antenna using the second antenna configuration as diversity antenna, and the first antenna is configured to diversity antenna, make in the first antenna and the second antenna be all the time the good antenna of signal as main collection antenna, ensure that the normal of terminal is believed all.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-OnlyMemory, ROM) or random store-memory body (RandomAccessMemory, RAM) etc.
Above disclosedly be only a kind of preferred embodiment of the present invention, certainly the interest field of the present invention can not be limited with this, one of ordinary skill in the art will appreciate that all or part of flow process realizing above-described embodiment, and according to the equivalent variations that the claims in the present invention are done, still belong to the scope that invention is contained.
Claims (10)
1. an antenna switching method, is characterized in that, comprising:
Signal strength signal intensity when signal strength signal intensity when terminal measures the first antenna receiving signal and the second antenna receiving signal, wherein, described first antenna and described second antenna are arranged on diverse location in described terminal, and described first antenna is main collection antenna, and described second antenna is diversity antenna;
Described terminal, according to signal strength signal intensity when signal strength signal intensity during described first antenna receiving signal and the second antenna receiving signal, judges whether to meet switching condition;
If meet, then described first antenna is switched to diversity antenna by described terminal, and described second antenna is switched to main collection antenna.
2. method according to claim 1, is characterized in that, signal strength signal intensity when signal strength signal intensity when described terminal measures the first antenna receiving signal and the second antenna receiving signal comprises:
The signal strength signal intensity of described terminal when preset time period measures the first antenna receiving signal;
Whether the signal strength signal intensity of described terminal judges at the end time point measurement of described preset time period reaches first threshold with the difference of the signal strength signal intensity of the initial time point measurement in described preset time period;
If arrive, then signal strength signal intensity when described terminal measures the second antenna receiving signal.
3. method according to claim 1 and 2, is characterized in that, described terminal, according to signal strength signal intensity when signal strength signal intensity during described first antenna receiving signal and the second antenna receiving signal, judges whether that meeting switching condition comprises:
Whether signal strength signal intensity when judging described first antenna receiving signal is less than Second Threshold, and whether signal strength signal intensity when judging described second antenna receiving signal exceeds the 3rd threshold value than signal strength signal intensity during described first antenna receiving signal, if judged result is all yes, then meet described switching condition.
4. method according to claim 1 and 2, is characterized in that, when Received signal strength, the frequency range that described first antenna receives and the frequency range that described second antenna receives include high and low frequency.
5. method according to claim 1 and 2, is characterized in that, described first antenna is switched to diversity antenna by described terminal, and switches to main collection antenna to comprise on described second antenna:
The described circuit of the first antenna connection and the circuit of described second antenna are exchanged by double-point double-throw switch by described terminal.
6. a terminal, is characterized in that, comprising:
Measuring unit, signal strength signal intensity when signal strength signal intensity during for measuring the first antenna receiving signal and the second antenna receiving signal, wherein, described first antenna and described second antenna are arranged on diverse location in described terminal, and described first antenna is main collection antenna, described second antenna is diversity antenna;
Judging unit, for according to signal strength signal intensity when signal strength signal intensity during described first antenna receiving signal and the second antenna receiving signal, judges whether to meet switching condition;
Switch unit, for when described judging unit is judged to meet switching condition, switches to diversity antenna by described first antenna, and described second antenna is switched to main collection antenna.
7. terminal according to claim 6, is characterized in that, described measuring unit comprises:
First measures subelement, for the signal strength signal intensity when preset time period measures the first antenna receiving signal;
Judgment sub-unit, for judging whether the signal strength signal intensity at the end time point measurement of described preset time period reaches first threshold with the difference of the signal strength signal intensity of the initial time point measurement in described preset time period;
Second measures subelement, for when the judged result of described judgment sub-unit is for being, measures signal strength signal intensity during the second antenna receiving signal.
8. the terminal according to claim 6 or 7, it is characterized in that, whether described judging unit is less than Second Threshold specifically for signal strength signal intensity when judging described first antenna receiving signal, and whether signal strength signal intensity when judging described second antenna receiving signal exceeds the 3rd threshold value than signal strength signal intensity during described first antenna receiving signal, if judged result is all yes, then meet described switching condition.
9. the terminal according to claim 6 or 7, is characterized in that, when Received signal strength, the frequency range that described first antenna receives and the frequency range that described second antenna receives include high and low frequency.
10. the terminal according to claim 6 or 7, is characterized in that, described switch unit is specifically for exchanging the described circuit of the first antenna connection and the circuit of described second antenna by double-point double-throw switch.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510737285.1A CN105281819A (en) | 2015-10-31 | 2015-10-31 | Antenna switching method and terminal |
| PCT/CN2016/084077 WO2017071206A1 (en) | 2015-10-31 | 2016-05-31 | Antenna switching method and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510737285.1A CN105281819A (en) | 2015-10-31 | 2015-10-31 | Antenna switching method and terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105281819A true CN105281819A (en) | 2016-01-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510737285.1A Pending CN105281819A (en) | 2015-10-31 | 2015-10-31 | Antenna switching method and terminal |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105281819A (en) |
| WO (1) | WO2017071206A1 (en) |
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