CN107465415B - A kind of tuned radio-frequency method, terminal and radio frequency front-end devices - Google Patents
A kind of tuned radio-frequency method, terminal and radio frequency front-end devices Download PDFInfo
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- CN107465415B CN107465415B CN201610392751.1A CN201610392751A CN107465415B CN 107465415 B CN107465415 B CN 107465415B CN 201610392751 A CN201610392751 A CN 201610392751A CN 107465415 B CN107465415 B CN 107465415B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0067—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands
Abstract
The invention discloses a kind of tuned radio-frequency methods, comprising: obtains the first control instruction that the first working frequency range is worked in for controlling radio frequency front-end devices；First control instruction is sent to the radio frequency front-end devices；Detect whether the running parameter when radio frequency front-end devices work in first working frequency range meets preset operating conditions, if meeting, confirmation instruction then is sent to the radio frequency front-end devices, so that radio frequency front-end devices holding works in first working frequency range.The invention also discloses another tuned radio-frequency method, terminal and radio frequency front-end devices.
Description
Technical field
The present invention relates to tuned radio-frequency technology in mobile communication system more particularly to a kind of tuned radio-frequency method, terminal and
Radio frequency front-end devices.
Background technique
Currently, the frequency range that terminal can be supported is more and more, so that the function of terminal constantly improve and increases.So
And the working frequency range that radio frequency front-end devices used in existing terminal are supported is fixed, that is to say, that terminal is initial
R & D design when some radio frequency path be designed as supporting some frequency range, then can only support the frequency range in actual operation, can not
Work is multiplexed in the frequency range in addition to this frequency range.For example, one of duplexer is logical by taking duplexer used in FDD standard as an example
Road can only support a frequency range, then in 4G, if it is desired to if the FDD frequency range number of support is greater than one, then each
Frequency range has required a corresponding duplexer.Therefore, the increase for the frequency range that terminal is supported, may require that terminal self by increasing
Add device realization that can work normally under different systems and frequency range, i.e., for different systems and frequency range, in the specific electricity of terminal
Road needs corresponding radio frequency path.But under the premise ofs requiring terminal to meet miniaturization, stand-by time length etc.,
The limited area used on printed circuit board for radio frequency front-end devices, device increase not only will increase to printed circuit board into
The design complexities of row wiring and device layout etc., but also cost can be improved.
Summary of the invention
To solve the above problems, an embodiment of the present invention is intended to provide a kind of tuned radio-frequency method, terminal and radio-frequency front-end devices
Part.
The technical scheme of the present invention is realized as follows:
The present invention provides a kind of tuned radio-frequency methods, which comprises
Obtain the first control instruction that the first working frequency range is worked in for controlling radio frequency front-end devices；
First control instruction is sent to the radio frequency front-end devices；
Detect whether the running parameter when radio frequency front-end devices work in first working frequency range meets default work
Make condition, if satisfied, then confirmation instruction is sent to the radio frequency front-end devices, so that radio frequency front-end devices holding works in
First working frequency range.
In above scheme, the method also includes:
Running parameter when detecting that the radio frequency front-end devices work in first working frequency range is unsatisfactory for presetting
When operating condition, the second control instruction that the second working frequency range is worked in for controlling the radio frequency front-end devices is obtained；Wherein,
Second working frequency range is different from first working frequency range；
Second control instruction is sent to the radio frequency front-end devices.
In above scheme, the running parameter includes at least one of:
First parameter of the signal of return wave loss parameter, network side transmission that the radio frequency front-end devices return.
In above scheme, the detection radio frequency front-end devices work in running parameter when first working frequency range
Whether preset operating conditions are met, comprising:
Whether detecting the radio frequency front-end devices, to work in the return wave loss parameter returned when first working frequency range small
In or be equal to preset threshold, if so, whether the first parameter of the signal that detection network side is sent meets the access conditions of setting,
If satisfied, then determining that the running parameter meets preset operating conditions, otherwise determine that the running parameter is unsatisfactory for default work
Condition.
The present invention provides a kind of tuned radio-frequency methods, which comprises
Receive the first control instruction for making radio frequency front-end devices work in the first working frequency range；
The running parameter when radio frequency front-end devices work in first working frequency range is sent to terminal；
The terminal is received to detect when the running parameter meets preset operating conditions after transmitted confirmation instruction,
The radio frequency front-end devices holding is set to work with first working frequency range.
In above scheme, the running parameter includes return wave loss parameter.
The present invention provides a kind of terminal, the terminal includes: acquiring unit, the first transmission unit, detection unit, second
Transmission unit；Wherein,
The acquiring unit, for obtaining work in the first working frequency range for controlling the radio frequency front-end devices first
Control instruction；
First transmission unit, for sending first control instruction to the radio frequency front-end devices；
The detection unit, for detecting the work ginseng when radio frequency front-end devices work in first working frequency range
Whether number meets preset operating conditions；
Second transmission unit, for detecting that the radio frequency front-end devices work in described the when the detection unit
When running parameter when one working frequency range meets preset operating conditions, Xiang Suoshu radio frequency front-end devices send confirmation instruction, so that
The radio frequency front-end devices holding works in first working frequency range.
In above scheme, the terminal further include: trigger unit, for before the detection unit detects the radio frequency
When running parameter when end-apparatus part works in first working frequency range is unsatisfactory for preset operating conditions, the acquiring unit is triggered
Obtain the second control instruction that the second working frequency range is worked in for controlling radio frequency front-end devices；
The acquiring unit is also used to obtain work in the second working frequency range for controlling the radio frequency front-end devices
Two control instructions；Wherein, second working frequency range is different from first working frequency range；
First transmission unit is also used to send second control instruction to the radio frequency front-end devices.
In above scheme, the running parameter includes at least one of: the echo damage that the radio frequency front-end devices return
Consume the first parameter of parameter, the signal that network side is sent.
In above scheme, the detection unit works in first work specifically for detecting the radio frequency front-end devices
Make whether the return wave loss parameter returned when frequency range is less than or equal to preset threshold, if so, the signal that detection network side is sent
The first parameter whether meet the access conditions of setting, it is no if satisfied, then determine that the running parameter meets preset operating conditions
Then determine that the running parameter is unsatisfactory for preset operating conditions.
The present invention provides a kind of radio frequency front-end devices, the radio frequency front-end devices include: receiving unit, transmission unit,
Radio frequency unit；Wherein,
The receiving unit, for receiving the first control instruction for making the radio frequency unit work in the first working frequency range；
The radio frequency unit, for working in first working frequency range according to first control instruction；
The transmission unit, for sending the work when radio frequency unit works in first working frequency range to terminal
Parameter；
The receiving unit is also used to receive the terminal and detects that the running parameter meets preset operating conditions when institute
The confirmation of transmission instructs；
The radio frequency unit is also used to be instructed according to the confirmation, and holding is worked with first working frequency range.
In above scheme, the running parameter includes return wave loss parameter.
Tuned radio-frequency method, terminal and radio frequency front-end devices provided in an embodiment of the present invention are obtained for controlling described penetrate
Frequency front-end devices work in the first control instruction of the first working frequency range；By first control instruction to the radio-frequency front-end device
Part is sent；Detect whether the running parameter when radio frequency front-end devices work in first working frequency range meets default work
Condition, if satisfied, then confirmation instruction is sent to the radio frequency front-end devices, so that radio frequency front-end devices holding works in institute
State the first working frequency range.As it can be seen that the embodiment of the present invention works in different operating frequency and being tuned to radio frequency front-end devices
Section, enables the terminal to support multiple working frequency range, realizes the multiplexing of radio frequency front-end devices, so that it is logical to reduce radio frequency in terminal
The quantity on road reduces complex circuit designs degree, saves cost.
Detailed description of the invention
Fig. 1 is the implementation process schematic diagram of one tuned radio-frequency method of the embodiment of the present invention；
Fig. 2 is the composed structure schematic diagram of one terminal of the embodiment of the present invention；
Fig. 3 is the implementation process schematic diagram of two tuned radio-frequency method of the embodiment of the present invention；
Fig. 4 is the composed structure schematic diagram of two radio frequency front-end devices of the embodiment of the present invention；
Fig. 5 is the composed structure schematic diagram of three terminal of the embodiment of the present invention；
Fig. 6 is the implementation process schematic diagram of three tuned radio-frequency method of the embodiment of the present invention.
Specific embodiment
Embodiment one
Fig. 1 is the implementation process schematic diagram of tuned radio-frequency of embodiment of the present invention method, as shown in Figure 1, this method comprises:
Step 101: obtaining the first control instruction that the first working frequency range is worked in for controlling radio frequency front-end devices；
Specifically, start frequency sweep operation, terminal periodic automatically after terminal booting and start frequency sweep operation or terminal automatically
After user starts frequency sweep operation by the operation interface of setting, if the terminal detects the triggering command of frequency sweep, according to association
It discusses in stack to the other sequence of the use priority of different operating frequency range, obtains the other first working frequency range institute of the first use priority
Corresponding first control instruction, first control instruction work in first work for controlling the radio frequency front-end devices
Frequency range.
Here, the radio frequency front-end devices may be disposed in the terminal；The radio frequency front-end devices include radio-frequency antenna,
Power amplifier, SAW filter, duplexer, duplexer, amplifier inside rf chip etc.；The difference work
It may be summarized to be low frequency band, intermediate-frequency band, high-frequency band as frequency range, wherein each low frequency band, intermediate-frequency band, height
It all include multiple specific working frequency range in frequent section；First working frequency range is not intended to limit as a specific frequency
Section, first working frequency range refer to any one specific frequency range for generation.
It here, can be according to radio frequency front-end devices work in preparatory debugging process of the user to terminal or radio frequency front-end devices
Make in the relationship between debugging result and working frequency range corresponding when different operating frequency range, a control instruction collection, institute are set
State control instruction collection include so that radio frequency front-end devices is worked in control instruction required for different operating frequency range, such as: will penetrate
Frequency front-end devices control instruction corresponding to 1920MHz~1980MHz frequency range acts on the radio frequency front-end devices, then can make this
Radio frequency front-end devices work in the frequency range；The control instruction, which collects, can store in terminal or in external storage device, when
When the control instruction collection is stored in external storage device, terminal can by way of being sent to storage device and reading instruction from
Control instruction concentrates the control instruction for obtaining radio frequency front-end devices；It identifies, and will penetrate in addition, ID can be arranged to radio frequency front-end devices
The ID mark of frequency front-end devices is inserted into control instruction corresponding to the radio frequency front-end devices.
Here, it after radio frequency front-end devices are provided with ID mark, after terminal detects the triggering command of frequency sweep, is needing to read
It when taking the control instruction of radio frequency front-end devices, can be identified according to the ID of radio frequency front-end devices, concentrate and obtain from the control instruction
Radio frequency front-end devices work in the first control instruction corresponding when the first working frequency range；Alternatively, terminal detects the touching of frequency sweep
After sending instructions, directly concentrates and obtained corresponding the when radio frequency front-end devices work in the first working frequency range from the control instruction
One control instruction.
Step 102: first control instruction is sent to the radio frequency front-end devices；
Specifically, the radio frequency front-end devices that are used to control obtained in step 101 are worked in first work by terminal
The first control instruction for making frequency range is sent to the radio frequency front-end devices, so that the radio frequency front-end devices work in described first
Working frequency range.
Here, terminal can be according to the ID for the radio frequency front-end devices being inserted into the first control instruction obtained in step 101
Mark sends first control instruction to the corresponding radio frequency front-end devices of ID mark.
Step 103: detecting whether the running parameter when radio frequency front-end devices work in first working frequency range expires
Sufficient preset operating conditions, if satisfied, then confirmation instruction is sent to the radio frequency front-end devices, so that the radio frequency front-end devices are protected
It holds and works in first working frequency range.
Specifically, terminal detects the radio frequency front-end devices and works in the return loss returned when first working frequency range
Whether parameter is less than or equal to preset threshold, if so, whether the first parameter of the signal that detection network side is sent meets setting
Access conditions otherwise determine that the running parameter is discontented if satisfied, then determine that the running parameter meets preset operating conditions
Sufficient preset operating conditions；When the running parameter is judged as meeting preset operating conditions, terminal is to the radio-frequency front-end device
Part sends confirmation instruction, so that radio frequency front-end devices holding works in first working frequency range.
Here, when radio frequency front-end devices receive in step 102 first control instruction transmitted by terminal and according to described
After the tuning of first control instruction works in the first working frequency range, the radio frequency front-end devices can generate one with work in described the
Corresponding return wave loss parameter when one working frequency range, and the return wave loss parameter is sent to terminal.
Here, the return wave loss parameter can be return loss value；The radio frequency front-end devices are sent to returning for terminal
The ID mark of the radio frequency front-end devices is carried in wave loss parameter, therefore, before terminal can judge radio frequency according to ID mark
Return wave loss parameter corresponding to end-apparatus part；The preset threshold usually can be set to -10dB, naturally it is also possible to according to reality
The needs of situation are adjusted, such as are set smaller than and are equal to -10dB or -15dB；First parameter of the signal includes signal
Intensity, the quality of signal etc..
Here, the access conditions of the setting is that terminal is pre-set or fixed, including access signal intensity,
Access the quality etc. of signal；It is due to radio-frequency front-end device that the terminal, which sends the purpose that confirmation instructs to the radio frequency front-end devices,
Part is through tuning work in first working frequency range, and terminal can be successfully accessed to base station, to make terminal in the base
It stands down and continues to keep to work normally, then need to keep working in first working frequency range to radio frequency front-end devices transmission
Confirmation instruction.
Further, the method also includes:
Running parameter when detecting that the radio frequency front-end devices work in first working frequency range is unsatisfactory for presetting
When operating condition, the second control instruction that the second working frequency range is worked in for controlling the radio frequency front-end devices is obtained；Wherein,
Second working frequency range is different from first working frequency range；
Second control instruction is sent to the radio frequency front-end devices；
Detect whether the running parameter when radio frequency front-end devices work in second working frequency range meets default work
Make condition, and so that the radio frequency front-end devices is worked in second working frequency range when meeting preset operating conditions, is unsatisfactory for
Continue to obtain when preset operating conditions and be worked in addition to the first, second working frequency range for controlling the radio frequency front-end devices
The control instruction of working frequency range, until detect running parameter meet preset operating conditions working frequency range or work to be detected
Make frequency range detection to finish.
Specifically, when terminal detects that the radio frequency front-end devices work in first working frequency range in step 103
When the return wave loss parameter that returns be greater than preset threshold, or detect that the radio frequency front-end devices work in first work
The first parameter that the return wave loss parameter returned when frequency range is less than or equal to signal transmitted by preset threshold and network side is discontented
When the access conditions set enough, according to, to the other sequence of the use priority of different operating frequency range, obtaining second makes in protocol stack
Second control instruction corresponding to the second working frequency range with priority level, second control instruction is for controlling the radio frequency
Front-end devices work in second working frequency range, and second working frequency range is different from first working frequency range；Terminal will
What is obtained described works in the second control instruction of the second working frequency range to the radio frequency for controlling the radio frequency front-end devices
Front-end devices are sent, so that the radio frequency front-end devices work in second working frequency range；Terminal detects the radio-frequency front-end
Device works in whether the return wave loss parameter returned when second working frequency range is less than or equal to preset threshold, if so,
Whether the first parameter of the signal that detection network side is sent meets the access conditions of setting, if satisfied, then determining the work ginseng
Number meets preset operating conditions, otherwise determines that the running parameter is unsatisfactory for preset operating conditions；When the running parameter is judged to
It is set to when meeting preset operating conditions, terminal sends confirmation instruction to the radio frequency front-end devices, so that the radio-frequency front-end device
Part holding works in second working frequency range.
Here, terminal can be identified according to the ID for the radio frequency front-end devices being inserted into the second control instruction of acquisition, by institute
The second control instruction is stated to send to the corresponding radio frequency front-end devices of ID mark.
Here, when terminal detects that the return wave loss parameter that the radio frequency front-end devices return is greater than preset threshold, or
It is pre- to detect that the return wave loss parameter returned when the radio frequency front-end devices work in first working frequency range is less than or equal to
If the first parameter of signal transmitted by threshold value and network side is unsatisfactory for the access conditions of setting, illustrate the radio-frequency front-end
Device is unable to satisfy requirement when working in first working frequency range, need again to work in the radio frequency front-end devices tuning
Working frequency range in addition to the first working frequency range.
Here, the echo damage returned when terminal detects that the radio frequency front-end devices work in second working frequency range
It consumes parameter and is greater than preset threshold, or detect time returned when the radio frequency front-end devices work in second working frequency range
Wave loss parameter is less than or equal to preset threshold and detects that the first parameter of signal transmitted by network side is unsatisfactory for setting
When access conditions, continue to concentrate to obtain from control instruction to work in for controlling the radio frequency front-end devices except the first, second work
Make the control instruction of the working frequency range other than frequency range, until detect that running parameter meets the working frequency range of preset operating conditions,
Or working frequency range to be detected detection finishes in protocol stack.
For example: the echo damage returned when terminal detects that radio frequency front-end devices work in second working frequency range
When consuming parameter greater than preset threshold, acquisition is concentrated to work in third work for controlling the radio frequency front-end devices from control instruction
The third control instruction of frequency range, so that the radio frequency front-end devices work in third working frequency range；When terminal detects described penetrate
When frequency front-end devices work in the return wave loss parameter returned when the third working frequency range less than preset threshold, network side is detected
Whether the first parameter of the signal of transmission meets the access conditions of setting, is used for if not satisfied, then concentrating to obtain from control instruction
The 4th control instruction that the radio frequency front-end devices work in the 4th working frequency range is controlled, so that the radio frequency front-end devices work
In the 4th working frequency range；What is returned when terminal detects that the radio frequency front-end devices work in four working frequency range returns
When parameter is lost less than preset threshold in wave, whether the first parameter of the signal that detection network side is sent meets the access item of setting
Part, if satisfied, then send confirmation instruction to the radio frequency front-end devices so that radio frequency front-end devices holding work in it is described
4th working frequency range.In practical applications, when terminal be in moving condition and connected state execute task when, terminal can be with the period
Property detection peripheral cell signal quality and reporting base station, when base station discovery neighbor cell signal quality or signal it is strong
Degree is higher than the threshold value of the threshold value of setting and the quality of current service cell signal or the intensity of signal lower than setting, base
Standing-meeting allows terminal to be switched to neighboring community, and terminal executes the automatic in due course execution of tuner operation by scheduling radio frequency front-end devices and cuts
Move work, to maintain the normal use of user.
To realize that the above method is provided with radio-frequency front-end in the terminal the embodiment of the invention also provides a kind of terminal
Device, as shown in Fig. 2, the terminal include: trigger unit 10, acquiring unit 11, the first transmission unit 12, detection unit 13,
Second transmission unit 14；Wherein,
The trigger unit 10 after the triggering command for receiving frequency sweep, triggers the acquisition of acquiring unit 11 and is used for
Control radio frequency front-end devices work in the first control instruction of the first working frequency range；
The acquiring unit 11, for obtaining work in the first working frequency range for controlling the radio frequency front-end devices
One control instruction；
First transmission unit 12, for sending first control instruction to the radio frequency front-end devices；
The detection unit 13, for detecting the work when radio frequency front-end devices work in first working frequency range
Whether parameter meets preset operating conditions；
Second transmission unit 14, for detect that the radio frequency front-end devices work in described when the detection unit
When running parameter when the first working frequency range meets preset operating conditions, Xiang Suoshu radio frequency front-end devices send confirmation instruction, with
The radio frequency front-end devices holding is set to work in first working frequency range.
Wherein, the trigger unit 10, specifically for starting frequency sweep operation, terminal periodic automatically after the terminal is switched on
Property start the user of frequency sweep operation or terminal automatically frequency sweep operation started by the operation interface of setting, receive the frequency sweep behaviour
After the triggering command of work, the acquisition of acquiring unit 11 is triggered for controlling radio frequency front-end devices and works in the first working frequency range
First control instruction.
The acquiring unit 11, specifically for obtaining when by the trigger unit 10 triggering for controlling radio frequency front-end devices
After working in the first control instruction of the first working frequency range, according to other to the use priority of different operating frequency range in protocol stack
Sequence obtains the first control instruction corresponding to other first working frequency range of the first use priority.
Here, the acquiring unit 11 obtains the first control that the first working frequency range is worked in for controlling radio frequency front-end devices
The operation for making instruction can also not have to the trigger unit 10 and be triggered, and directly by the acquiring unit 11 to frequency sweep operation
It is monitored and automated tos respond to.
Here, the radio frequency front-end devices include radio-frequency antenna, power amplifier, SAW filter, duplexer, antenna
Amplifier etc. inside switch, rf chip；The different operating frequency range may be summarized to be low frequency band, intermediate-frequency band,
High-frequency band, wherein each low frequency band, intermediate-frequency band in high-frequency band include multiple specific working frequency range；
First working frequency range is not intended to limit as a specific frequency range, and first working frequency range is used for generation and refers to any one
Specific frequency range.
Here, it in preparatory debugging process of the user to radio frequency front-end devices, can be worked in not according to radio frequency front-end devices
With the relationship between debugging result and working frequency range corresponding when working frequency range, a control instruction collection, the control are set
Instruction set include so that radio frequency front-end devices is worked in control instruction required for different operating frequency range, such as: by radio-frequency front-end
Device control instruction corresponding to 1920MHz~1980MHz frequency range acts on the radio frequency front-end devices, then before can making the radio frequency
End-apparatus part works in the frequency range；The control instruction, which collects, can store in acquiring unit 11 or an individual storage unit
In, when the control instruction collection is stored in an individual storage unit, acquiring unit 11 can be by giving the storage unit
Send the control instruction for reading the mode of instruction from control instruction concentration acquisition radio frequency front-end devices；In addition, can be to radio-frequency front-end
Device is arranged ID and identifies, and the ID of radio frequency front-end devices mark is inserted into control instruction corresponding to the radio frequency front-end devices
In.
Here, after radio frequency front-end devices are provided with ID mark, the first work is worked in needing to read radio frequency front-end devices
When making the first control instruction corresponding when frequency range, the acquiring unit 11 can be identified according to the ID of radio frequency front-end devices, from institute
The control instruction for stating acquiring unit 11 or storage unit concentrates that obtain institute when radio frequency front-end devices work in the first working frequency range right
The first control instruction answered；Alternatively, the acquiring unit 11 is directly from the acquiring unit 11 or the control instruction of storage unit
Acquisition radio frequency front-end devices are concentrated to work in the first control instruction corresponding when the first working frequency range.
First transmission unit 12 is used to control the radio-frequency front-end specifically for obtain the acquiring unit 11
The first control instruction that device works in the first working frequency range is sent to the radio frequency front-end devices, so that the radio-frequency front-end device
Part works in first working frequency range.
Here, it is inserted into the first control instruction that first transmission unit 12 can be obtained according to the acquiring unit 11
The radio frequency front-end devices ID mark, first control instruction is sent out to the corresponding radio frequency front-end devices of ID mark
It send.
The detection unit 13 is returned specifically for detecting when the radio frequency front-end devices work in first working frequency range
Whether the return wave loss parameter returned is less than or equal to preset threshold, if so, the first parameter of the signal that detection network side is sent
Whether the access conditions of satisfaction setting, if satisfied, then determine that the running parameter meets preset operating conditions, otherwise determine described in
Running parameter is unsatisfactory for preset operating conditions.
Here, the terminal may also include a receiving unit；When radio frequency front-end devices receive the first transmission unit 12
Transmitted the first control instruction and after working in the first working frequency range according to first control instruction tuning, before the radio frequency
End-apparatus part can generate one and return wave loss parameter corresponding when working in first working frequency range, and the echo is damaged
Consumption parameter is sent to the receiving unit of the terminal；Certainly, the function of this receiving unit can also for example be obtained by other units
Unit 11 is taken to be replaced.
Here, the return wave loss parameter can be return loss value；The radio frequency front-end devices are sent to returning for terminal
The ID mark of the radio frequency front-end devices is carried in wave loss parameter, therefore, before terminal can judge radio frequency according to ID mark
Return wave loss parameter corresponding to end-apparatus part；The preset threshold usually can be set to -10dB, naturally it is also possible to according to reality
The needs of situation are adjusted, such as are set smaller than and are equal to -10dB or -15dB；First parameter of the signal includes signal
Intensity, the quality of signal etc.；The access conditions of the setting is that the detection unit 14 is pre-set or fixed, packet
Include the intensity of access signal, the quality for accessing signal etc..
Second transmission unit 14, specifically for detecting that the radio frequency front-end devices work when the detection unit 13
The signal that the return wave loss parameter returned when first working frequency range is less than or equal to preset threshold and network side is sent
When first parameter meets the access conditions of setting, Xiang Suoshu radio frequency front-end devices send confirmation instruction, so that the radio-frequency front-end
Device holding works in first working frequency range.
Here, it is due to radio frequency that second transmission unit 14, which sends the purpose that confirmation instructs to the radio frequency front-end devices,
Front-end devices are through tuning work in first working frequency range, and terminal can be successfully accessed to base station, to make terminal exist
Continue to keep working normally under the base station, then needs to send holding to the radio frequency front-end devices and work in first work
The confirmation of frequency range instructs.
Further,
The trigger unit 10 is also used to when to detect that the radio frequency front-end devices work in described for the detection unit 13
When running parameter when the first working frequency range is unsatisfactory for preset operating conditions, triggers the acquisition of acquiring unit 11 and penetrated for controlling
Frequency front-end devices work in the second control instruction of the second working frequency range；
The acquiring unit 11, is also used to obtain and works in the second working frequency range for controlling the radio frequency front-end devices
Second control instruction；Wherein, second working frequency range is different from first working frequency range；
First transmission unit 12 is also used to send second control instruction to the radio frequency front-end devices；
The detection unit 13 is also used to detect the work when radio frequency front-end devices work in second working frequency range
Make whether parameter meets preset operating conditions；
Second transmission unit 14 is also used to detect that the radio frequency front-end devices work in when the detection unit 13
When running parameter when second working frequency range meets preset operating conditions, Xiang Suoshu radio frequency front-end devices send confirmation and refer to
It enables, so that radio frequency front-end devices holding works in second working frequency range；
The trigger unit 10 is also used to when to detect that the radio frequency front-end devices work in described for the detection unit 13
When running parameter when the second working frequency range is unsatisfactory for preset operating conditions, triggers the acquiring unit 11 and continue to obtain for controlling
The control instruction for the working frequency range that the radio frequency front-end devices work in addition to the first, second working frequency range is made, until described
Detection unit detects that running parameter meets the working frequency range of preset operating conditions or working frequency range to be detected detection finishes.
Wherein, the trigger unit 10, specifically for detecting the radio frequency front-end devices work when the detection unit 13
Make in the return wave loss parameter returned when first working frequency range greater than preset threshold, or detects the radio-frequency front-end device
Part works in the return wave loss parameter returned when first working frequency range and is less than or equal to transmitted by preset threshold and network side
When first parameter of signal is unsatisfactory for the access conditions of setting, before triggering the acquisition of acquiring unit 11 for controlling the radio frequency
End-apparatus part works in the second control instruction of the second working frequency range.
Here, it is returned when the detection unit 13 detects that the radio frequency front-end devices work in first working frequency range
The return wave loss parameter returned is greater than preset threshold, or detects that the radio frequency front-end devices work in first working frequency range
When the return wave loss parameter that returns be less than or equal to the first parameter of signal transmitted by preset threshold and network side and be unsatisfactory for setting
When fixed access conditions, illustrates to be unable to satisfy requirement when radio frequency front-end devices work in first working frequency range, need again
The radio frequency front-end devices tuning is set to work in the working frequency range in addition to the first working frequency range.
The acquiring unit 11, specifically for obtaining when the trigger unit 10 triggering for controlling radio frequency front-end devices work
After making in the first control instruction of the first working frequency range, according in protocol stack to the other row of the use priority of different operating frequency range
Sequence, obtains the second control instruction corresponding to other second working frequency range of the second use priority, and second control instruction is used
Second working frequency range is worked in controlling the radio frequency front-end devices.
Here, second working frequency range is different from first working frequency range, i.e., described second control instruction is different from
First control instruction.
First transmission unit 12, specifically for being used to control the radio frequency described in obtaining the acquiring unit 11
The second control instruction that front-end devices work in the second working frequency range is sent to the radio frequency front-end devices, so that before the radio frequency
End-apparatus part works in second working frequency range.
Here, first transmission unit 12 can be according to the radio frequency front-end devices being inserted into the second control instruction of acquisition
ID mark, second control instruction is sent to the corresponding radio frequency front-end devices of ID mark.
The detection unit 13 is returned specifically for detecting when the radio frequency front-end devices work in second working frequency range
Whether the return wave loss parameter returned is less than or equal to preset threshold, if so, the first parameter of the signal that detection network side is sent
Whether the access conditions of satisfaction setting, if satisfied, then determine that the running parameter meets preset operating conditions, otherwise determine described in
Running parameter is unsatisfactory for preset operating conditions.
Second transmission unit 14, specifically for detecting that the radio frequency front-end devices work when the detection unit 13
Running parameter when second working frequency range meets preset operating conditions, i.e., the described radio frequency front-end devices work in described
First parameter of the signal that the return wave loss parameter returned when two working frequency range is less than or equal to preset threshold and network side is sent
When meeting the access conditions of setting, Xiang Suoshu radio frequency front-end devices send confirmation instruction, so that the radio frequency front-end devices are kept
Work in second working frequency range.
The trigger unit 10, specifically for detecting that the radio frequency front-end devices work in institute when the detection unit 13
The return wave loss parameter returned when stating the second working frequency range is greater than preset threshold, or detects the radio frequency front-end devices work
The return wave loss parameter returned when second working frequency range is less than or equal to preset threshold and detects transmitted by network side
Signal the first parameter be unsatisfactory for setting access conditions when, continue trigger acquiring unit 11 from control instruction concentrate obtain use
The control instruction of the working frequency range in addition to the first, second working frequency range is worked in the control radio frequency front-end devices, until
Detect that running parameter meets working frequency range to be detected detection in the working frequency range or protocol stack of preset operating conditions and finishes.
For example: it is returned when detection unit 13 detects that radio frequency front-end devices work in second working frequency range
When return wave loss parameter is less than preset threshold, whether the first parameter of the signal that detection network side is sent meets the access item of setting
Part works in if not satisfied, then triggering acquiring unit 11 and concentrating to obtain from control instruction for controlling the radio frequency front-end devices
The third control instruction of third working frequency range, the first transmission unit 12 send the third control to the radio frequency front-end devices and refer to
It enables, so that the radio frequency front-end devices work in third working frequency range；When detection unit 13 detects the radio frequency front-end devices
The return wave loss parameter returned when working in the third working frequency range be greater than preset threshold when, then trigger acquiring unit 11 from
Control instruction, which is concentrated to obtain, works in the 4th control instruction of the 4th working frequency range for controlling the radio frequency front-end devices, and first
Transmission unit 12 sends the 4th control instruction to the radio frequency front-end devices, so that the radio frequency front-end devices work in the
Four working frequency range, are recycled with this, until the detection unit 13 detects that running parameter meets the work frequency of preset operating conditions
Section.
In practical applications, first transmission unit 12, the second transmission unit 14 can be connect by the data for being located at terminal
Mouth, antenna system etc. are realized；The trigger unit 10, acquiring unit 11, detection unit 13 can be by the centres positioned at terminal
Reason device (CPU), microprocessor (MPU), digital signal processor (DSP) or field programmable gate array (FPGA) etc. are realized.
Embodiment two
Fig. 3 is the implementation process schematic diagram of tuned radio-frequency of embodiment of the present invention method, as shown in figure 3, this method comprises:
Step 201: receiving the first control instruction for making radio frequency front-end devices work in the first working frequency range；
Specifically, start frequency sweep operation, terminal periodic automatically after terminal booting and start frequency sweep operation or terminal automatically
User starts frequency sweep operation by the operation interface of setting, after the terminal detects the triggering command of frequency sweep, obtains first
First control instruction corresponding to working frequency range, first control instruction work in institute for controlling the radio frequency front-end devices
The first working frequency range is stated, and sends first control instruction to the radio frequency front-end devices, then the radio frequency front-end devices connect
Receive first control instruction that the terminal is sent.
Here, the radio frequency front-end devices may be disposed in the terminal；The radio frequency front-end devices include radio-frequency antenna,
Power amplifier, SAW filter, duplexer, duplexer, amplifier inside rf chip etc.；The difference work
It may be summarized to be low frequency band, intermediate-frequency band, high-frequency band as frequency range, wherein each low frequency band, intermediate-frequency band, height
It all include multiple specific working frequency range in frequent section.
It here, can be according to radio frequency front-end devices work in preparatory debugging process of the user to terminal or radio frequency front-end devices
Make in debugging result corresponding when different operating frequency range, a control instruction collection is set, and the control instruction collection includes to make
Radio frequency front-end devices work in control instruction required for different operating frequency range, such as: by radio frequency front-end devices 1920MHz~
Control instruction corresponding to 1980MHz frequency range acts on the radio frequency front-end devices, then the radio frequency front-end devices can be made to work in this
Frequency range.
Here, also ID can be arranged to radio frequency front-end devices to identify, and the ID of radio frequency front-end devices mark is inserted into this and is penetrated
In control instruction corresponding to frequency front-end devices；After radio frequency front-end devices are provided with ID mark, terminal detects the touching of frequency sweep
It after sending instructions, in the control instruction for needing to read radio frequency front-end devices, can be identified according to the ID of radio frequency front-end devices, from described
Control instruction concentrates acquisition radio frequency front-end devices to work in the first control instruction corresponding when the first working frequency range；Alternatively, eventually
After end detects the triggering command of frequency sweep, directly acquisition radio frequency front-end devices are concentrated to work in the first work from the control instruction
The first corresponding control instruction when frequency range.
Step 202: sending the running parameter when radio frequency front-end devices work in first working frequency range to terminal；
Specifically, radio frequency front-end devices according in step 201 it is received come self terminal send first control instruction,
Tuned radio frequency and after working in first working frequency range, the radio frequency front-end devices can generate one with work in described first
Corresponding return wave loss parameter when working frequency range, and return wave loss parameter is sent to the terminal.
Here, the return wave loss parameter can be return loss value；The radio frequency front-end devices are sent to returning for terminal
The ID mark of the radio frequency front-end devices is carried in wave loss parameter.
Step 203: receive the terminal detect when the running parameter meets preset operating conditions it is transmitted really
After recognizing instruction, the radio frequency front-end devices holding is made to work with first working frequency range.
Specifically, after terminal receives the return wave loss parameter that radio frequency front-end devices described in step 202 are sent, judge institute
State whether return wave loss parameter is less than or equal to preset threshold, when the return wave loss parameter for determining that the radio frequency front-end devices are sent
Less than or equal to preset threshold and when detecting the access conditions of the first parameter satisfaction setting of signal transmitted by network side,
Confirmation instruction is sent to the radio frequency front-end devices, so that the radio frequency front-end devices continue to operate in the first work frequency
Section, then the radio frequency front-end devices receive the confirmation instruction for working in first working frequency range that the terminal is sent, and root
It keeps working with first working frequency range according to confirmation instruction.
In the present embodiment, first working frequency range is not intended to limit as a specific frequency range, first work
Frequency range refers to any one specific frequency range for generation；When what the terminal received that the radio frequency front-end devices send works in one
After return wave loss parameter when a specific working frequency range, if judging, the return wave loss parameter is greater than preset threshold or detection
To signal transmitted by network side the first parameter be unsatisfactory for setting access conditions when, another specific work will be reacquired
Make control instruction corresponding to frequency range and is sent to the radio frequency front-end devices.
To realize the above method, the embodiment of the invention also provides a kind of radio frequency front-end devices, as shown in figure 4, described penetrate
Frequency front-end devices include: receiving unit 21, radio frequency unit 22, transmission unit 23；Wherein,
The receiving unit 21 refers to for receiving the make the radio frequency unit 22 work in the first working frequency range first control
It enables；
The radio frequency unit 22, for working in first working frequency range according to first control instruction；
The transmission unit 24, for sending the work when radio frequency unit works in first working frequency range to terminal
Make parameter；
The receiving unit 21, when being also used to receive the terminal and detecting that the running parameter meets preset operating conditions
Transmitted confirmation instruction；
The radio frequency unit 23 is also used to be instructed according to the confirmation, and holding is worked with first working frequency range.
Here, the radio frequency front-end devices may be disposed in the terminal；First working frequency range is not intended to limit
For a specific frequency range, first working frequency range refers to any one specific frequency range for generation.
Wherein, the receiving unit 21, after triggering command specifically for detecting frequency sweep when the terminal, the terminal
The first control instruction corresponding to first working frequency range is obtained, first control instruction is for controlling the radio frequency unit
22 work in first working frequency range, and send first control instruction to the receiving unit 21, then the reception is single
Member 21 receives first control instruction that the terminal is sent, and sends to the radio frequency unit 22.
The radio frequency unit 22, specifically for according to first control sent from the receiving unit 21 received
System instruction, works in first working frequency range.
The transmission unit 23, it is described specifically for being worked in the radio frequency unit 22 according to first control instruction
After first working frequency range, Xiang Suoshu terminal sends the return loss when radio frequency unit 22 works in first working frequency range
Parameter.
Here, the return wave loss parameter can be return loss value.
The receiving unit 21, specifically for receiving the return wave loss parameter that the transmission unit 23 is sent when terminal
Afterwards, judge whether the return wave loss parameter is less than or equal to preset threshold, when the echo for determining that the transmission unit 23 is sent
Loss parameter is less than or equal to preset threshold and detects that the first parameter of signal transmitted by network side meets the access of setting
When condition, Xiang Suoshu receiving unit 21 sends confirmation instruction, so that the radio frequency unit 22 continues to keep working in described first
Working frequency range, then what the receiving unit 21 received that the terminal sends makes the radio frequency unit 22 work in first work
The confirmation of frequency range instructs, and sends the confirmation instruction to the radio frequency unit 22.
The radio frequency unit 23 works in described first from the holding that the receiving unit 21 is sent specifically for receiving
The confirmation of working frequency range instructs, and keeps working with first working frequency range according to confirmation instruction.
Embodiment three
Explanation further will be made to the present invention by a specific example below.
Fig. 5 be the terminal of that embodiment of the invention composed structure schematic diagram, as shown in figure 5, the terminal include processor 31,
Radio frequency front-end devices 32, memory 33；The radio frequency front-end devices 32 include radio-frequency antenna 321, radio-frequency front-end 322, radio frequency receipts
Send out chip 323.
Here, the radio-frequency antenna 321, radio-frequency front-end 322, rf chip 323 inside include coupler, use
Return loss value when output services are in different operating frequency range；The radio-frequency front-end 322 includes power amplifier, the filter of sound surface
The devices such as wave device, duplexer.
Here, the control corresponding to different operating frequency range of radio frequency front-end devices 32 is previously stored in memory 33 to refer to
It enables, i.e. radio-frequency antenna 321, radio-frequency front-end 322, the control instruction corresponding to different operating frequency range of rf chip 323, institute
Stating control instruction is user in the debugging process to terminal or the progress of radio frequency front-end devices 32, according to different operating frequency range and is adjusted
Set by relationship between test result；The different operating frequency range may be summarized to be low frequency band, intermediate-frequency band, height again and again
Section, each low frequency band, intermediate-frequency band in high-frequency band include multiple specific frequency ranges；In addition, being in advance radio frequency
Each device in front-end devices 32 is arranged an ID and identifies, and ID mark is inserted into the control instruction of respective devices, with
Convenient processor 31 is called.
Processor 31 is after terminal starts frequency sweep operation, according to other to the use priority of different operating frequency range in protocol stack
Sequence, the first control instruction corresponding to other first working frequency range of the first use priority is read from memory 33, i.e.,
The control that the first working frequency range is worked in for controlling radio-frequency antenna 321, radio-frequency front-end 322, rf chip 323 is obtained respectively
System instruction；Then, it is identified according to ID entrained in every control instruction, every control instruction is sent to and the control instruction
The ID for being included identifies corresponding device；
Radio-frequency antenna 321, radio-frequency front-end 322, rf chip 323 refer to according to respectively received control respectively
It enables, tunes work in first working frequency range, and send respective return loss value to processor 31；
Processor 31 receives the return loss that radio-frequency antenna 321, radio-frequency front-end 322, rf chip 323 are sent respectively
Value, judges whether the return loss value received is less than or equal to preset threshold, if the radio-frequency antenna 321, radio-frequency front-end
322, it is small then to detect the current service received both less than or equal to preset threshold for the return loss value of rf chip 323
Whether the signal that the base station in area is emitted meets the parameter of the access base station of setting, if satisfied, then to the radio-frequency antenna 321,
Radio-frequency front-end 322, rf chip 323 send fixed work first control instruction corresponding to first working frequency range
Under confirmation instruction；If not satisfied, being read from memory 33 corresponding to other second working frequency range of second use priority
Second control instruction is obtained respectively and is worked in for controlling radio-frequency antenna 321, radio-frequency front-end 322, rf chip 323
The control instruction of second working frequency range；Then, the instruction of second working frequency range is sent to the radio-frequency antenna 321, penetrated
Frequency front end 322, rf chip 323, continue whether the return loss value that judgement receives is less than or equal to preset threshold, such as
This circulation, until the return loss value of the radio-frequency antenna 321, radio-frequency front-end 322, rf chip 323 is both less than or waits
In preset threshold and processor 31 detects the access that the signal that the base station of the current service cell received is emitted meets setting
The parameter of base station.
Here, when processor 31 detects the return loss value of some device output greater than preset threshold, understand to defeated
Other devices that return loss value out is less than or equal to preset threshold send fixed work corresponding to the first working frequency range
Confirmation instruction under first control instruction, and the return loss value that output is read from memory 33 is greater than the device of preset threshold
Whether the third control instruction corresponding to third working frequency range, the return loss value for continuing the device that judgement receives are less than
Or it is equal to preset threshold, it so recycles, until the return loss value of device output is less than or equal to preset threshold.
Fig. 6 is the implementation process schematic diagram of tuned radio-frequency of embodiment of the present invention method, as shown in Figure 6, comprising the following steps:
Step 301: processor 31 reads control instruction from memory 33, is sent to radio frequency front-end devices 32；
Specifically, processor 31 according in protocol stack to the other sequence of the use priority of different operating frequency range, from storage
The control instruction of radio frequency front-end devices 32 is read in device 33；It is identified according to ID included in the control instruction, is sent to institute
It states ID and identifies corresponding radio frequency front-end devices 32.
Step 302: whether the return loss value that detection radio frequency front-end devices 32 are sent is less than or equal to preset threshold, if
It is to then follow the steps 303, otherwise return step 301；
Specifically, the control instruction that radio frequency front-end devices 32 are sent according to processor 31, tuning work refer in the control
Specified working frequency range is enabled, and sends back wave loss value to processor 31；Processor 31 detects radio frequency front-end devices 32 and sends
Return loss value whether be less than or equal to preset threshold, if being less than or equal to, then follow the steps 303；If more than then returning to step
Rapid 301.
Step 303: detecting whether the signal received meets the condition of access, if so, thening follow the steps 304, otherwise return
Return step 301；
Specifically, whether the signal that the base station that processor 31 detects the current service cell received is emitted meets access
The quality of signal and the intensity of signal, if satisfied, thening follow the steps 304；If not satisfied, then return step 301.
Step 304: sending confirmation instruction to radio frequency front-end devices.
Specifically, processor 31 is sent to the holding of radio frequency front-end devices 32 and works in the institute of control instruction described in step 301
The confirmation of specified working frequency range instructs, and radio frequency front-end devices 32 continue to tune work in the control according to confirmation instruction
The working frequency range of instruction, to guarantee user's normal use.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.It is all
Made any modifications, equivalent replacements, and improvements etc. within the spirit and scope of the present invention is all contained in protection model of the invention
Within enclosing.
Claims (10)
1. a kind of tuned radio-frequency method, which is characterized in that the described method includes:
Obtain the first control instruction that the first working frequency range is worked in for controlling radio frequency front-end devices；
First control instruction is sent to the radio frequency front-end devices；
Detect whether the running parameter when radio frequency front-end devices work in first working frequency range meets default work item
Part, if satisfied, then send confirmation instruction to the radio frequency front-end devices so that radio frequency front-end devices holding work in it is described
First working frequency range；
Running parameter when detecting that the radio frequency front-end devices work in first working frequency range is unsatisfactory for default work
When condition, the second control instruction that the second working frequency range is worked in for controlling the radio frequency front-end devices is obtained；Wherein, described
Second working frequency range is different from first working frequency range；
Second control instruction is sent to the radio frequency front-end devices；
Detect whether the running parameter when radio frequency front-end devices work in second working frequency range meets default work item
Part, if satisfied, then send confirmation instruction to the radio frequency front-end devices so that radio frequency front-end devices holding work in it is described
Second working frequency range.
2. the method according to claim 1, wherein the running parameter includes at least one of: described to penetrate
First parameter of the signal of return wave loss parameter, network side transmission that frequency front-end devices return.
3. according to the method described in claim 2, it is characterized in that, the detection radio frequency front-end devices work in described the
Whether running parameter when one working frequency range meets preset operating conditions, comprising:
Detect the radio frequency front-end devices work in the return wave loss parameter returned when first working frequency range whether be less than or
Equal to preset threshold, if so, whether the first parameter of the signal that detection network side is sent meets the access conditions of setting, if full
Foot, then determine that the running parameter meets preset operating conditions, otherwise determine that the running parameter is unsatisfactory for preset operating conditions.
4. a kind of tuned radio-frequency method, which is characterized in that the described method includes:
Receive the first control instruction for making radio frequency front-end devices work in the first working frequency range；
The running parameter when radio frequency front-end devices work in first working frequency range is sent to terminal；
It receives the terminal and detects that the running parameter when radio frequency front-end devices work in first working frequency range is full
When sufficient preset operating conditions after transmitted confirmation instruction, keep the radio frequency front-end devices with first working frequency range into
Row work；
Receiving the terminal detects running parameter when the radio frequency front-end devices work in first working frequency range not
When meeting preset operating conditions, the second control instruction for making radio frequency front-end devices work in the second working frequency range is received；
The running parameter when radio frequency front-end devices work in second working frequency range is sent to terminal；
It receives the terminal and detects that the running parameter when radio frequency front-end devices work in second working frequency range is full
When sufficient preset operating conditions after transmitted confirmation instruction, keep the radio frequency front-end devices with second working frequency range into
Row work.
5. according to the method described in claim 4, it is characterized in that, the running parameter includes return wave loss parameter.
6. a kind of terminal, which is characterized in that the terminal includes: acquiring unit, the first transmission unit, detection unit, the second hair
Send unit；Wherein,
The acquiring unit refers to for obtaining for controlling radio frequency front-end devices and working in the first of the first working frequency range and control
It enables；
First transmission unit, for sending first control instruction to the radio frequency front-end devices；
The detection unit is for detecting the running parameter when radio frequency front-end devices work in first working frequency range
It is no to meet preset operating conditions；
Second transmission unit, for detecting that the radio frequency front-end devices work in first work when the detection unit
When running parameter when making frequency range meets preset operating conditions, Xiang Suoshu radio frequency front-end devices send confirmation instruction, so that described
Radio frequency front-end devices holding works in first working frequency range；
The terminal further include: trigger unit, for detecting that the radio frequency front-end devices work in institute when the detection unit
When running parameter when stating the first working frequency range is unsatisfactory for preset operating conditions, triggers the acquiring unit acquisition and penetrated for controlling
Frequency front-end devices work in the second control instruction of the second working frequency range；
The acquiring unit is also used to obtain the second control that the second working frequency range is worked in for controlling the radio frequency front-end devices
System instruction；Wherein, second working frequency range is different from first working frequency range；
First transmission unit is also used to send second control instruction to the radio frequency front-end devices；
The detection unit is also used to detect the running parameter when radio frequency front-end devices work in second working frequency range
Whether preset operating conditions are met；
Second transmission unit is also used to detect that the radio frequency front-end devices work in described second when the detection unit
When running parameter when working frequency range meets preset operating conditions, Xiang Suoshu radio frequency front-end devices send confirmation instruction, so that institute
It states radio frequency front-end devices holding and works in second working frequency range.
7. terminal according to claim 6, which is characterized in that the running parameter includes at least one of:
First parameter of the signal of return wave loss parameter, network side transmission that the radio frequency front-end devices return.
8. terminal according to claim 7, which is characterized in that the detection unit is specifically used for:
Detect the radio frequency front-end devices work in the return wave loss parameter returned when first working frequency range whether be less than or
Equal to preset threshold, if so, whether the first parameter of the signal that detection network side is sent meets the access conditions of setting, if full
Foot, then determine that the running parameter meets preset operating conditions, otherwise determine that the running parameter is unsatisfactory for preset operating conditions.
9. a kind of radio frequency front-end devices, which is characterized in that the radio frequency front-end devices include: receiving unit, radio frequency unit, transmission
Unit；Wherein,
The receiving unit, for receiving the first control instruction for making the radio frequency unit work in the first working frequency range；
The radio frequency unit, for working in first working frequency range according to first control instruction；
The transmission unit, for sending the work ginseng when radio frequency unit works in first working frequency range to terminal
Number；
The receiving unit, when being also used to receive the terminal and detecting that the radio frequency unit works in first working frequency range
Running parameter meet transmitted confirmation instruction when preset operating conditions；
The radio frequency unit, running parameter when being also used to work in first working frequency range according to the radio frequency unit meet
Transmitted confirmation instruction when preset operating conditions, holding are worked with first working frequency range；
The receiving unit is also used to receive the second control instruction for making the radio frequency unit work in the second working frequency range；
The radio frequency unit is also used to work in second working frequency range according to second control instruction；
The transmission unit is also used to send the work ginseng when radio frequency unit works in second working frequency range to terminal
Number；
The receiving unit, when being also used to receive the terminal and detecting that the radio frequency unit works in second working frequency range
Running parameter meet transmitted confirmation instruction when preset operating conditions；
The radio frequency unit, running parameter when being also used to work in second working frequency range according to the radio frequency unit meet
Transmitted confirmation instruction when preset operating conditions, holding are worked with second working frequency range.
10. radio frequency front-end devices according to claim 9, which is characterized in that the running parameter includes return loss ginseng
Number.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610392751.1A CN107465415B (en) | 2016-06-03 | 2016-06-03 | A kind of tuned radio-frequency method, terminal and radio frequency front-end devices |
| PCT/CN2017/085230 WO2017206742A1 (en) | 2016-06-03 | 2017-05-19 | Radio-frequency tuning method, terminal, radio-frequency front-end device, and computer-readable storage medium |
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|---|---|---|---|
| CN201610392751.1A CN107465415B (en) | 2016-06-03 | 2016-06-03 | A kind of tuned radio-frequency method, terminal and radio frequency front-end devices |
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| CN102096079A (en) * | 2009-12-12 | 2011-06-15 | 杭州中科微电子有限公司 | Method for constructing radio frequency front end of multi-mode multi-band satellite navigation receiver and module thereof |
| EP2445116A2 (en) * | 2002-06-14 | 2012-04-25 | Qualcomm Incorporated | Frequency Scan For CDMA Acquisition |
| CN103906181A (en) * | 2012-12-28 | 2014-07-02 | 上海摩波彼克半导体有限公司 | Frequency band scanning method and device and network selection method |
| CN105262496A (en) * | 2014-07-14 | 2016-01-20 | 联想(北京)有限公司 | RF Radio frequency transceiver, electronic device and method for adjusting work frequency band |
| CN105490026A (en) * | 2014-09-16 | 2016-04-13 | 联想(北京)有限公司 | Electronic equipment and information processing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101820689A (en) * | 2009-02-27 | 2010-09-01 | 中兴通讯股份有限公司 | Scanning method |
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- 2016-06-03 CN CN201610392751.1A patent/CN107465415B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2445116A2 (en) * | 2002-06-14 | 2012-04-25 | Qualcomm Incorporated | Frequency Scan For CDMA Acquisition |
| CN102096079A (en) * | 2009-12-12 | 2011-06-15 | 杭州中科微电子有限公司 | Method for constructing radio frequency front end of multi-mode multi-band satellite navigation receiver and module thereof |
| CN103906181A (en) * | 2012-12-28 | 2014-07-02 | 上海摩波彼克半导体有限公司 | Frequency band scanning method and device and network selection method |
| CN105262496A (en) * | 2014-07-14 | 2016-01-20 | 联想(北京)有限公司 | RF Radio frequency transceiver, electronic device and method for adjusting work frequency band |
| CN105490026A (en) * | 2014-09-16 | 2016-04-13 | 联想(北京)有限公司 | Electronic equipment and information processing method |
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