CN106954266A - Signal transmitting method and device - Google Patents
Signal transmitting method and device Download PDFInfo
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- CN106954266A CN106954266A CN201710198045.8A CN201710198045A CN106954266A CN 106954266 A CN106954266 A CN 106954266A CN 201710198045 A CN201710198045 A CN 201710198045A CN 106954266 A CN106954266 A CN 106954266A
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 230000005540 biological transmission Effects 0.000 claims abstract description 40
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 230000009471 action Effects 0.000 claims description 8
- 230000008054 signal transmission Effects 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
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- 238000001514 detection method Methods 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/541—Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- Computer Networks & Wireless Communication (AREA)
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- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
This application discloses a kind of signal transmitting method and device, belong to electronic technology field.Methods described includes：The multiple signals transmitted using different frequency are received, and detect the intensity of the signal each received；The minimum signal of signal intensity is filtered out in the multiple signal, and obtains the target frequency that the minimum signal of the signal intensity is used；Using the target frequency transmission signal.It can be interfered with each other between the signal launched present application addresses two sender units for sharing same tranmitting frequency, so that the problem of influenceing the transmission of signal, improves the quality of signal transmission, the application is used for the transmitting of signal.
Description
Technical field
The application is related to electronic technology field, more particularly to a kind of signal transmitting method and device.
Background technology
Mutual sending signal is frequently necessary between electronic technology field, two electronic installations.Wherein, in a signal hair
During penetrating, the electronic installation of transmission signal is referred to as sender unit, and the electronic installation for receiving signal is referred to as signal reception dress
Put.
In correlation technique, there is more sender unit.When user needs to use a certain sender unit to launch
During signal, user can set the tranmitting frequency of the sender unit manually, and the sender unit can be set using user
The tranmitting frequency put is to signal receiving device transmission signal.
But, in the tranmitting frequency transmission signal that sender unit is set using user, other sender units
The tranmitting frequency transmission signal is probably also used, now, two sender units for sharing same tranmitting frequency are sent out
It can be interfered with each other between the signal penetrated, so as to influence the transmission of signal.
The content of the invention
In order to solve to be interfered with each other between the signal that two sender units of shared same tranmitting frequency are launched,
So that the problem of influenceing the transmission of signal, this application provides a kind of signal transmitting method and device.The technical scheme is as follows：
On the one hand there is provided a kind of signal transmitting method, methods described includes：
The multiple signals transmitted using different frequency are received, and detect the intensity of the signal each received；
The minimum signal of signal intensity is filtered out in the multiple signal, and obtains the minimum signal of the signal intensity
The target frequency used；
Using the target frequency transmission signal.
Optionally, before the multiple signals for receiving and being transmitted using different frequency, methods described also includes：
According to preset order, multiple frequencies are determined successively, and the preset order is：Terminate from default initial frequency to default
The order of frequency or from the default frequency that terminates to the order of the default initial frequency, the multiple frequency includes described
Default initial frequency and the default end frequency, and any two side frequency in the multiple frequency at intervals of default
Frequency interval；
The multiple signals received using different frequency transmission, including：
According to the order for determining the multiple frequency, the signal using each frequency transmission determined is obtained successively,
The multiple signal is corresponded with the multiple frequency, and each signal in the multiple signal is passed using corresponding frequency
It is defeated.
Optionally, the minimum signal of signal intensity is filtered out in the multiple signal described, and obtains the signal
Before the target frequency that the minimum signal of intensity is used, methods described also includes：
Record the intensity of the signal detected and the corresponding relation of the multiple frequency；
It is described that the minimum signal of signal intensity is filtered out in the multiple signal, and obtain the signal intensity minimum
The target frequency that signal is used, including：
The intensity of signal in the intensity of all signals detected less than preset strength threshold value is defined as the first signal
Intensity groups；
The corresponding relation is inquired about, determines that the corresponding frequency of minimum signal strength in the first signal intensity group is institute
State target frequency.
Optionally, it is described according to preset order, multiple frequencies are determined successively, including：
After the trigger action of user is detected, according to the preset order, the multiple frequency is determined successively.
On the other hand there is provided a kind of sender unit, the sender unit includes：Control assembly, reception group
Part and emitting module, the receiving unit and the emitting module are connected with the control assembly,
The receiving unit is used to receive the multiple signals transmitted using different frequency, and detects the signal each received
Intensity；
The control assembly is used to filter out the minimum signal of signal intensity in the multiple signal, and obtains the letter
The target frequency that the minimum signal of number intensity is used；
The control assembly is additionally operable to send the reference information for indicating the target frequency to the emitting module；
The emitting module is used for using the target frequency transmission signal indicated by the reference information.
Optionally, the control assembly is additionally operable to send multiple instructions for indicating multiple frequencies to the receiving unit
Each configured information in information, the multiple configured information is used to indicate a frequency in the multiple frequency, described many
Individual signal is corresponded with the multiple frequency, and each signal in the multiple signal is transmitted using corresponding frequency；
The receiving unit is additionally operable to the configured information sent according to the control assembly, determines the configured information
Indicated frequency, and receive the signal using the frequency transmission indicated by the configured information.
Optionally, default initial frequency is preset with the control assembly, default terminates frequency, predeterminated frequency interval and pre-
If order, the preset order is：From the default initial frequency to the default order for terminating frequency or from described pre-
If terminating frequency to the order of the default initial frequency, the multiple frequency includes the default initial frequency and described default
Terminate frequency, and the multiple frequency in any two side frequency at intervals of the predeterminated frequency interval；
The control assembly is additionally operable to according to the preset order, sends described for indicating successively to the receiving unit
The multiple configured information of multiple frequencies.
Optionally, also it is preset with the control assembly：Preset strength threshold value,
The control assembly is additionally operable to obtain the intensity for each signal that the receiving unit is detected；
The control assembly is additionally operable to record the intensity and the multiple frequency for the signal that the receiving unit is detected
Corresponding relation；
The control assembly is additionally operable to determine to be less than in the intensity for all signals that the receiving unit is detected described pre-
If the first signal intensity group that the intensity of the signal of intensity threshold is constituted；
The control assembly is additionally operable to inquire about the corresponding relation, determines the minimum signal in the first signal intensity group
The corresponding frequency of intensity is the target frequency.
Optionally, the control assembly is micro-control unit MCU, and the sender unit also includes：Frequency modulation(PFM) is received
Device is sent out, the frequency modulation(PFM) transceiver includes the receiving unit and the emitting module,
The emitting module includes：First processing module and transmitting antenna, the receiving unit include：Second processing module
And reception antenna；
First control port of the control assembly is connected with the frequency modulation(PFM) transceiver.
Optionally, the sender unit also includes：Start component, the second control port of the control assembly and institute
Startup component is stated to be connected,
The component that starts is used for the trigger action according to user, is sent to the control assembly and starts information；
The control assembly is additionally operable to after the startup information is received, and sends many for indicating to the receiving unit
Multiple configured informations of individual frequency.
Optionally, the sender unit also includes：Data to be transmitted input module, operational amplifier, Power Supply Assembly
With voltage conversion component,
The data to be transmitted input module is connected with the operational amplifier, the operational amplifier and the frequency
Modulation receiver-transmitter is connected, the Power Supply Assembly by the voltage conversion component respectively with the operational amplifier, the MCU
It is connected with the frequency modulation(PFM) transceiver；
The data to be transmitted input module is used to, by the operational amplifier, input to the frequency modulation(PFM) transceiver
Data to be transmitted, it is described to be passed that the emitting module is used to use the target frequency transmitting indicated by the reference information to be loaded with
The signal of transmission of data；
The Power Supply Assembly is used to input first voltage to the voltage conversion component, and the voltage conversion component is used for will
The first voltage is converted to second voltage, and the second voltage is inputted into the operational amplifier, the MCU and the frequency
Rate modulation receiver-transmitter.
The beneficial effect brought of technical scheme that the application is provided is：
The intensity to the signal in multiple frequencies for receiving is detected in advance, and strong in the multiple signals detected
Screened in degree, obtained the corresponding target frequency of minimum signal strength, finally with the target frequency transmission signal.Due to this
Signal intensity on target frequency is smaller, and transmission signal can be reduced on the target frequency shares with other sender units
Annoyance level during target frequency between signal, so as to improve the quality of signal transmission.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be to that will make needed for embodiment description
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present application, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is a kind of method flow diagram of signal transmitting method provided in an embodiment of the present invention；
Fig. 2 is a kind of structural representation of sender unit provided in an embodiment of the present invention；
Fig. 3 is a kind of method flow diagram of signal transmitting method provided in an embodiment of the present invention；
Fig. 4 is a kind of oscillogram provided in an embodiment of the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the application clearer, below in conjunction with accompanying drawing to the application embodiment party
Formula is described in further detail.
Fig. 1 is a kind of method flow diagram of signal transmitting method provided in an embodiment of the present invention, as shown in figure 1, the signal
Launching technique can include：
Multiple signals that step 101, reception are transmitted using different frequency, and detect the intensity of the signal each received；
Step 102, the minimum signal of signal intensity is filtered out in the multiple signal, and obtain the signal intensity most
The target frequency that small signal is used；
Step 103, using the target frequency transmission signal.
In summary, due in the signal transmitting method that provides of the present invention, in advance to the letter in multiple frequencies for receiving
Number intensity detected, and screened in the multiple signal intensities detected, obtained minimum signal strength correspondence
Target frequency, finally with the target frequency transmission signal.Because the signal intensity on the target frequency is smaller, in the target frequently
Transmission signal can be reduced and annoyance level during other sender unit common target frequencies between signal in rate, so as to improve
The quality of signal transmission.
Optionally, before step 101, the signal transmitting method can also include：
According to preset order, multiple frequencies are determined successively, and preset order is：From default initial frequency to default end frequency
Order or from default end frequency to the order of default initial frequency, multiple frequencies include default initial frequency and default knot
Any two side frequency in beam frequency, and multiple frequencies at intervals of the predeterminated frequency interval in indication information；
Step 101 can include：According to the order for determining multiple frequencies, obtain successively using each frequency determined
The signal of transmission, multiple signals are corresponded with multiple frequencies, and each signal in multiple signals is passed using corresponding frequency
It is defeated.
Optionally, before step 102, the signal transmitting method can also include：Record the intensity of the signal detected
With the corresponding relation of multiple frequencies；
Step 102 can include：It is determined that be less than the signal of preset strength threshold value in the intensity of all signals detected
The first signal intensity group that intensity is constituted；Corresponding relation is inquired about, the minimum signal strength pair in the first signal intensity group is determined
The frequency answered is target frequency.
Optionally, according to preset order, multiple frequencies are determined successively, can be included：
After the trigger action of user is detected, according to preset order, multiple frequencies are determined successively.
In summary, due in the signal transmitting method that provides of the present invention, in advance to the letter in multiple frequencies for receiving
Number intensity detected, and screened in the multiple signal intensities detected, obtained minimum signal strength correspondence
Target frequency, finally with the target frequency transmission signal.Because the signal intensity on the target frequency is smaller, in the target frequently
Transmission signal can be reduced and annoyance level during other sender unit common target frequencies between signal in rate, so as to improve
The quality of signal transmission.
Fig. 2 is a kind of structural representation of sender unit provided in an embodiment of the present invention, as shown in Fig. 2 the signal
Emitter 10 can include：Control assembly 11, receiving unit and emitting module, receiving unit and emitting module with control group
Part 11 is connected.
Example, receiving unit can be used for receiving the multiple signals transmitted using different frequency, and detect each receive
The intensity of the signal arrived；Control assembly 11 is used to filter out the minimum signal of signal intensity in multiple signals, and obtains signal
The target frequency that the minimum signal of intensity is used；Control assembly 11 is additionally operable to send for indicating target frequency to emitting module
Reference information；Emitting module is used for using the target frequency transmission signal indicated by reference information.
Optionally, control assembly 11 is additionally operable to send multiple configured informations for indicating multiple frequencies to receiving unit,
Each configured information in multiple configured informations is used to indicate a frequency in multiple frequencies, multiple signals and multiple frequencies one
Each signal in one correspondence, multiple signals is transmitted using corresponding frequency；Receiving unit is additionally operable to according to control assembly 11
The configured information of transmission, determines the frequency indicated by configured information, and receive using the frequency transmission indicated by configured information
Signal.
Optionally, default initial frequency, default end frequency, predeterminated frequency interval are preset with control assembly 11 and is preset
Sequentially, the preset order can be：From default initial frequency to it is default end frequency order or from it is default end frequency to
The order of default initial frequency, above-mentioned multiple frequencies can include default initial frequency and preset to terminate frequency, and above-mentioned multiple
Any two side frequency in frequency at intervals of predeterminated frequency interval；Control assembly 11 is additionally operable to according to preset order, to
Receiving unit sends multiple configured informations for indicating multiple frequencies successively.
Optionally, it can also be preset with control assembly 11：Preset strength threshold value, control assembly 11 is additionally operable to obtain and received
The intensity for each signal that component detection is arrived；Control assembly 11 be additionally operable to record the intensity of signal that receiving unit detects with it is many
The corresponding relation of individual frequency；Control assembly 11 is additionally operable to be less than in the intensity for all signals that determination receiving unit is detected and preset
The first signal intensity group that the intensity of the signal of intensity threshold is constituted；Control assembly 11 is additionally operable to inquire about corresponding relation, it is determined that
The corresponding frequency of minimum signal strength in first signal intensity group is target frequency.
Optionally, the control assembly 11 in the embodiment of the present invention can be micro-control unit (English：
Microcontroller Unit；Referred to as：MCU), example, the sender unit 10 can also include：Frequency modulation(PFM) (English
Text：frequency modulation；Referred to as：FM) transceiver 12, frequency modulation(PFM) transceiver 12 can include receiving unit and hair
Penetrate component.As shown in Fig. 2 the emitting module can include：First processing module 121 and transmitting antenna 122, receiving unit can be with
Including：Second processing module 123 and reception antenna 124；First control port of control assembly 11 and frequency modulation(PFM) transceiver 12
It is connected.
Optionally, the sender unit 10 can also include：Start component 13, the second control port of control assembly 11
It is connected with starting component 13, starting component 13 is used for the trigger action according to user, is sent to control assembly 11 and starts information；
Control assembly 11 is additionally operable to after startup information is received, and the multiple instructions sent to receiving unit for indicating multiple frequencies are believed
Breath.
Optionally, the sender unit 10 can also include：Data to be transmitted input module 14, operational amplifier 15,
Power Supply Assembly 16 and voltage conversion component 17, data to be transmitted input module 14 are connected with operational amplifier 15, operation amplifier
Device 15 is connected with frequency modulation(PFM) transceiver 12, Power Supply Assembly 16 by voltage conversion component 17 respectively with operational amplifier 15,
Control assembly 11 is connected with frequency modulation(PFM) transceiver 12；Data to be transmitted input module 14 is used for by operational amplifier 15,
Data to be transmitted is inputted to frequency modulation(PFM) transceiver 12, emitting module is used for using the target frequency transmitting indicated by reference information
It is loaded with the signal of data to be transmitted；Power Supply Assembly 16 is used to provide first voltage, and voltage conversion component 17 is used for the first electricity
Pressure is converted to second voltage, and by second voltage input operational amplifier 15, control assembly 11 and frequency modulation(PFM) transceiver 12.
Example, the sender unit 10 can include two voltage conversion components 17, and Power Supply Assembly 16 can pass through
A voltage conversion component 17 in two voltage conversion components, is connected with operational amplifier 15 and control assembly 11 respectively；
Power Supply Assembly 16 can be by another voltage conversion component 17 in two voltage conversion components, with frequency modulation(PFM) transceiver 12
It is connected.
It should be noted that the sender unit 10 can also include clock signal input component 18, the clock signal
Input module 18 is connected with frequency modulation(PFM) transceiver 12, for the input clock signal of frequency modulation(PFM) transceiver 12.
Fig. 3 is the method flow diagram of another signal transmitting method provided in an embodiment of the present invention, the signal transmitting method
It can be used for sender unit as shown in Figure 2, as shown in figure 3, the signal transmitting method can include：
Step 301, the trigger action according to user, determine multiple frequencies.
Example, when user needs control signal emitter transmission signal, user can implement to touch to starting component
Hair operation so that start component and startup information is sent to control assembly according to the trigger action of user.Optionally, the startup component
Can be control button, when user needs control signal emitter transmission signal, user can press control button.
Default initial frequency f0 can be preset with control assembly, presets and terminates frequency fn, predeterminated frequency interval △ f and pre-
If order, example, the preset order can be：From default initial frequency f0 to default end frequency fn order or from pre-
If terminating frequency fn to default initial frequency f0 order.Optionally, the preset order can also be for other sequentially, and the present invention is real
Example is applied to be not construed as limiting this.After control assembly receives and starts the startup information that component is sent, control assembly just can basis
Preset order, determines multiple frequencies, and sends to receiving unit multiple configured informations for indicating multiple frequencies successively.This is more
Individual frequency can include default initial frequency f0 and preset any two side frequency in end frequency fn, and multiple frequencies
At intervals of the predeterminated frequency interval △ f in indication information, each configured information in the plurality of configured information is multiple for indicating
A frequency in frequency, and the plurality of signal and multiple frequencies correspond, each signal in multiple signals using pair
The frequency transmission answered.The plurality of frequency can for f0, f0+ △ f, f0+2 △ f, f0+3 △ f, f0+4 △ f ..., fn.
Multiple signals that step 302, reception are transmitted using multiple frequencies, and detect the intensity of the signal each received.
It should be noted that control assembly can send multiple configured informations to receiving unit successively, and receiving unit exists
Often receive after a configured information, receiving unit can receive the signal using the frequency transmission indicated by the configured information,
And detect the intensity of the signal.And because control assembly is to send multiple configured informations, therefore, reception group to receiving unit successively
Part can also detect the intensity of the signal each received successively.The intensity of the signal received can be：The signal of reception is strong
Degree indicates (English：Received Signal Strength Indication；Referred to as：RSSI) value.
Optionally, receiving unit is after the intensity of a signal is often detected, it is possible to by the intensity of the signal detected
It is sent to control assembly so that control assembly gets the intensity for each signal that receiving unit is detected.And due to reception group
Part is the intensity for detecting the signal each received successively, therefore, and receiving unit is also to send to detect successively to control assembly
Signal intensity so that control assembly gets the intensity for the signal that receiving unit is detected successively.
The corresponding relation of the intensity and multiple frequencies of the signal that step 303, record receiving unit are detected.
Optionally, receiving unit, can also be same when sending the intensity of signal detected to control assembly every time
When inform the currently employed frequency of the control assembly signal.So that control assembly can be learnt using every in multiple frequencies
The intensity of the signal of individual frequency.And then the intensity of the signal according to each frequency, record the strong of the signal that receiving unit is detected
Degree and the corresponding relation of multiple frequencies, the corresponding relation can be as shown in table 1.
Table 1
| Frequency | Intensity |
| f0 | Q1 |
| f0+△f | Q2 |
| f0+2△f | Q3 |
| ...... | ...... |
| fn | Q4 |
Further, control assembly can also record the corresponding relation by oscillogram, and the oscillogram can be such as Fig. 4 institutes
Show, the transverse axis of the oscillogram is frequency, and the longitudinal axis is the intensity of signal, signified using the corresponding abscissa in certain point in oscillogram
The intensity of signal for the frequency transmission shown is：Intensity indicated by the corresponding ordinate in the certain point of this in oscillogram.Assuming that control
Component altogether to receiving unit have sent for indicate 9 frequencies 9 configured informations, then 9 frequencies be respectively f0, f1,
F2, f3, f4, f5, f6, f7, f8 and fn.
Step 304, the minimum signal of signal intensity is filtered out in multiple signals, and obtain the minimum signal of signal intensity
The target frequency used.
It can also be preset with control assembly：Preset strength threshold value fx, control assembly can determine that receiving unit is detected
All signals intensity in, the first signal intensity group that the intensity of all signals less than preset strength threshold value fx is constituted；
Then control assembly can determine the minimum signal strength in the first signal intensity group, and inquire about corresponding relation, it is determined that this is most
The corresponding frequency of small-signal intensity, regard the corresponding frequency of the minimum signal strength as target frequency.
Assuming that in the intensity for all signals that receiving unit is detected, using the f0+3 △ f signals transmitted intensity and adopt
Predetermined threshold value fx is respectively less than with the intensity of the f0+4 △ f signals transmitted, and the intensity of the signal of f0+3 △ f transmission is less than and uses f0
The intensity of the signal of+4 △ f transmission, then control assembly can be defined as minimum signal strong by the intensity of the f0+3 △ f signals transmitted
Degree, and it regard f0+3 △ f as target frequency.
Control assembly is it is determined that after target frequency, control assembly can inform sending assembly target frequency, such as to transmission group
Part sends the reference information for indicating target frequency so that sending assembly determines currently transmitted signal need according to the reference information
The target frequency to be used.
Step 305, using target frequency transmission signal.
Emitting module is it is determined that after target frequency, it is possible to use the target frequency transmission signal.Due to the target frequency
For the relatively low frequency of signal intensity in all frequencies, therefore, emitting module can be reduced and it using target frequency transmission signal
The probability of his sender unit shared frequency, interference when reduction and other sender unit common target frequencies between signal
Degree, improves the signal to noise ratio of signal transmission, improves the quality of signal transmission, reduces the bit error rate of signal transmission.And whole signal
In emission process, with that need not manually adjust frequency per family, user needs only to control and starts the work of component triggering control assembly i.e.
The transmitting of signal can be achieved.
It should be noted that the sequencing of embodiment of the method step provided in an embodiment of the present invention can be adjusted suitably
Whole, step also according to circumstances can accordingly be increased and decreased, any one skilled in the art the invention discloses
In technical scope, the method that can readily occur in change should be all included within the scope of the present invention, therefore repeat no more.
In summary, in the signal transmitting method provided due to the present invention, beforehand through in multiple frequencies to receiving
The intensity of signal detected, and screened in the multiple signal intensities detected, obtained minimum signal strength
Corresponding target frequency, finally with the target frequency transmission signal.Because the signal intensity on the target frequency is smaller, in the mesh
Mark transmitted on frequencies signal can be reduced and annoyance level during other sender unit common target frequencies between signal, so that
Improve the quality of signal transmission.
It should be noted that embodiment of the method provided in an embodiment of the present invention can mutually join with corresponding device embodiment
Examine, the embodiment of the present invention is not limited this.
The embodiments of the present invention are for illustration only, and the quality of embodiment is not represented.
One of ordinary skill in the art will appreciate that realizing that all or part of step of above-described embodiment can be by hardware
To complete, the hardware of correlation can also be instructed to complete by program, described program can be stored in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only storage, disk or CD etc..
The foregoing is only the alternative embodiment of the application, not to limit the application, it is all in spirit herein and
Within principle, any modifications, equivalent substitutions and improvements made etc. should be included within the protection domain of the application.
Claims (11)
1. a kind of signal transmitting method, it is characterised in that methods described includes：
The multiple signals transmitted using different frequency are received, and detect the intensity of the signal each received；
The minimum signal of signal intensity is filtered out in the multiple signal, and obtains the minimum signal of the signal intensity and is adopted
Target frequency；
Using the target frequency transmission signal.
2. according to the method described in claim 1, it is characterised in that in the multiple signals for receiving and being transmitted using different frequency
Before, methods described also includes：
According to preset order, multiple frequencies are determined successively, and the preset order is：From default initial frequency to default end frequency
Order or from the default frequency that terminates to the order of the default initial frequency, the multiple frequency includes described default
Initial frequency and the default end frequency, and any two side frequency in the multiple frequency at intervals of predeterminated frequency
Interval；
The multiple signals received using different frequency transmission, including：
According to the order for determining the multiple frequency, the signal using each frequency transmission determined is obtained successively, it is described
Multiple signals are corresponded with the multiple frequency, and each signal in the multiple signal is transmitted using corresponding frequency.
3. method according to claim 2, it is characterised in that filter out signal intensity in the multiple signal described
Minimum signal, and before obtaining the target frequency that the minimum signal of the signal intensity is used, methods described also includes：
Record the intensity of the signal detected and the corresponding relation of the multiple frequency；
It is described that the minimum signal of signal intensity is filtered out in the multiple signal, and obtain the minimum signal of the signal intensity
The target frequency used, including：
It is determined that the first signal in the intensity of all signals detected less than the intensity composition of the signal of preset strength threshold value is strong
Degree group；
The corresponding relation is inquired about, it is the mesh to determine the corresponding frequency of minimum signal strength in the first signal intensity group
Mark frequency.
4. method according to claim 3, it is characterised in that described according to preset order, determines multiple frequencies successively, bag
Include：
After the trigger action of user is detected, according to the preset order, the multiple frequency is determined successively.
5. a kind of sender unit, it is characterised in that the sender unit includes：Control assembly, receiving unit and hair
Component is penetrated, the receiving unit and the emitting module are connected with the control assembly,
The receiving unit is used to receive the multiple signals transmitted using different frequency, and detects the strong of the signal each received
Degree；
The control assembly is used to filter out the minimum signal of signal intensity in the multiple signal, and it is strong to obtain the signal
The target frequency that the minimum signal of degree is used；
The control assembly is additionally operable to send the reference information for indicating the target frequency to the emitting module；
The emitting module is used for using the target frequency transmission signal indicated by the reference information.
6. sender unit according to claim 5, it is characterised in that
The control assembly is additionally operable to send multiple configured informations for indicating multiple frequencies to the receiving unit, described many
Each configured information in individual configured information is used to indicating a frequency in the multiple frequency, the multiple signal with it is described
Multiple frequencies are corresponded, and each signal in the multiple signal is transmitted using corresponding frequency；
The receiving unit is additionally operable to the configured information sent according to the control assembly, determines that the configured information is signified
The frequency shown, and receive the signal using the frequency transmission indicated by the configured information.
7. sender unit according to claim 6, it is characterised in that default starting is preset with the control assembly
Frequency, it is default terminate frequency, predeterminated frequency interval and preset order, the preset order is：From the default initial frequency to
It is described it is default terminate frequency order or from it is described it is default terminate frequency to the default initial frequency order, it is the multiple
Frequency includes the default initial frequency and the default end frequency, and any two side frequency in the multiple frequency
At intervals of the predeterminated frequency interval；
The control assembly is additionally operable to according to the preset order, sends the multiple for indicating successively to the receiving unit
The multiple configured information of frequency.
8. sender unit according to claim 7, it is characterised in that be also preset with the control assembly：It is default
Intensity threshold,
The control assembly is additionally operable to obtain the intensity for each signal that the receiving unit is detected；
The intensity that the control assembly is additionally operable to record the signal that the receiving unit is detected is corresponding with the multiple frequency
Relation；
The control assembly is additionally operable to determine to be less than in the intensity for all signals that the receiving unit is detected described default strong
Spend the first signal intensity group that the intensity of the signal of threshold value is constituted；
The control assembly is additionally operable to inquire about the corresponding relation, determines the minimum signal strength in the first signal intensity group
Corresponding frequency is the target frequency.
9. sender unit according to claim 8, it is characterised in that the control assembly is micro-control unit MCU,
The sender unit also includes：Frequency modulation(PFM) transceiver, the frequency modulation(PFM) transceiver includes the receiving unit and institute
Emitting module is stated, the first control port of the control assembly is connected with the frequency modulation(PFM) transceiver；
The emitting module includes：First processing module and transmitting antenna, the receiving unit include：Second processing module and connect
Receive antenna.
10. sender unit according to claim 9, it is characterised in that the sender unit also includes：Start
Component, the second control port of the control assembly is connected with the startup component,
The component that starts is used for the trigger action according to user, is sent to the control assembly and starts information；
The control assembly is additionally operable to after the startup information is received, and sends described many for indicating to the receiving unit
Multiple configured informations of individual frequency.
11. sender unit according to claim 10, it is characterised in that the sender unit also includes：Treat
Data input elements, operational amplifier, Power Supply Assembly and voltage conversion component are transmitted,
The data to be transmitted input module is connected with the operational amplifier, the operational amplifier and the frequency modulation(PFM)
Transceiver is connected, the Power Supply Assembly by the voltage conversion component respectively with the operational amplifier, the MCU and institute
Frequency modulation(PFM) transceiver is stated to be connected；
The data to be transmitted input module is used for by the operational amplifier, is inputted to the frequency modulation(PFM) transceiver to be passed
Transmission of data, the emitting module is used to be loaded with the number to be transmitted using the target frequency transmitting indicated by the reference information
According to signal；
The Power Supply Assembly is used to input first voltage to the voltage conversion component, and the voltage conversion component is used for will be described
First voltage is converted to second voltage, and the second voltage is inputted into the operational amplifier, the MCU and frequency tune
Transceiver processed.
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| CN110417435A (en) * | 2018-04-28 | 2019-11-05 | 华为技术有限公司 | A kind of frequency range determines method and equipment |
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| CN112235053A (en) * | 2020-09-29 | 2021-01-15 | 上海特金无线技术有限公司 | Communication method, device and equipment, and storage medium |
| CN113945059A (en) * | 2020-07-15 | 2022-01-18 | 海信（山东）冰箱有限公司 | Refrigerator and positioning method based on RFID (radio frequency identification) tag |
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