CN106452499A - Signal emission method and device - Google Patents
Signal emission method and device Download PDFInfo
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- CN106452499A CN106452499A CN201610951640.XA CN201610951640A CN106452499A CN 106452499 A CN106452499 A CN 106452499A CN 201610951640 A CN201610951640 A CN 201610951640A CN 106452499 A CN106452499 A CN 106452499A
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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
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/50—Circuits using different frequencies for the two directions of communication
- H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
- H04B1/525—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver
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- Computer Networks & Wireless Communication (AREA)
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- Mobile Radio Communication Systems (AREA)
Abstract
The invention provides a signal emission method and device. The method comprises the following steps: dividing signals to be emitted into even numbers of target signals; and if the relative position between a receiving antenna and even numbers of transmitting antennas in one-to-one correspondence with the target signals meets a preset condition, emitting the even numbers of target signals synchronously through the even numbers of transmitting antennas, wherein the preset condition is that when the even numbers of target signals are emitted synchronously through the even numbers of transmitting antennas, self-interference signals generated by the even numbers of target signals at the position of the receiving antenna are offset mutually. The signal emission method and device can achieve the purpose of eliminating the self-interference signals effectively, are convenient to realize, improve signal-to-noise ratio of mobile equipment and improve communication capability of the mobile equipment.
Description
Technical field
It relates to signal transmitting field, more particularly, to signal transmitting method and device.
Background technology
At present, in Intelligent mobile equipment with mobile base station communication process, signal interference problem becomes impact mobile device
The significant problem of communication capacity.In the interference of numerous signals, the self-interference signal coming from equipment itself first has to solve
Signal interference problem.
But, in correlation technique, lack effective to elimination self-interference signal and simple solution.
Content of the invention
In view of this, present disclose provides signal transmitting method and device, to solve the deficiency in correlation technique.
According to the embodiment of the present disclosure in a first aspect, providing a kind of signal transmitting method, methods described includes：
Signal to be transmitted is divided into even number echo signal；
If reception antenna and the relative position and described echo signal one-to-one even number transmitting antenna between are full
Foot is pre-conditioned, by even number echo signal described in described even number transmitting antenna synchronized transmissions；
Wherein, described pre-conditioned be by even number echo signal described in described even number transmitting antenna synchronized transmissions
When, the self-interference signal that described even number echo signal produces in described reception antenna position is cancelled out each other.
Alternatively, described signal to be transmitted is divided into even number echo signal, including：
Signal to be transmitted is divided into by the even number echo signal that amplitude is equal and frequency is equal by power distribution unit.
Alternatively, the number of described reception antenna is 1；Described reception antenna is arranged in the middle of described transmitting antenna, and position
Equal in the number of the described transmitting antenna of described reception antenna both sides.
Alternatively, described pre-conditioned inclusion：
The amplitude of the first interference signal and the second interference signal is equal and phase contrast is 180 degree；
Wherein, described first interference signal is the institute of the first transmitting antenna transmitting of the side being arranged on described reception antenna
State the interference signal that echo signal produces in described reception antenna position；
Described second interference signal is the described of the second transmitting antenna transmitting of the opposite side being arranged on described reception antenna
The interference signal that echo signal produces in described reception antenna position；
The number of described transmitting antenna and described second at interval between described first transmitting antenna and described reception antenna
Between transmitting antenna and described reception antenna, the number of the described transmitting antenna at interval is equal.
Alternatively, methods described also includes：Determine in the following ways reception antenna and described even number transmitting antenna it
Between relative position meet described pre-conditioned：
Calculate described first transmitting antenna to the first distance value of described reception antenna and described second transmitting antenna to institute
State the absolute value of the difference between the second distance value of reception antenna；
When described absolute value is desired value, determine the relative position between reception antenna and described even number transmitting antenna
Meet described pre-conditioned；
Described desired value is the natural number multiple of the half of the wavelength of described echo signal.
According to the second aspect of the embodiment of the present disclosure, provide a kind of sender unit, described device includes：
Signal division module, is configured to for signal to be transmitted to be divided into even number echo signal；
Signal emission module, if be configured to reception antenna and the one-to-one even number transmitting with described echo signal
Relative position between antenna meets pre-conditioned, is believed by even number target described in described even number transmitting antenna synchronized transmissions
Number；
Wherein, described pre-conditioned be by even number echo signal described in described even number transmitting antenna synchronized transmissions
When, the self-interference signal that described even number echo signal produces in described reception antenna position is cancelled out each other.
Alternatively, described signal division module includes：
Signal divides submodule, is configured to power distribution unit and signal to be transmitted is divided into amplitude is equal and frequency
Equal even number echo signal.
Alternatively, the number of described reception antenna is 1；Described reception antenna is arranged in the middle of described transmitting antenna, and position
Equal in the number of the described transmitting antenna of described reception antenna both sides.
Alternatively, described pre-conditioned inclusion：
The amplitude of the first interference signal and the second interference signal is equal and phase contrast is 180 degree；
Wherein, described first interference signal is the institute of the first transmitting antenna transmitting of the side being arranged on described reception antenna
State the interference signal that echo signal produces in described reception antenna position；
Described second interference signal is the described of the second transmitting antenna transmitting of the opposite side being arranged on described reception antenna
The interference signal that echo signal produces in described reception antenna position；
The number of described transmitting antenna and described second at interval between described first transmitting antenna and described reception antenna
Between transmitting antenna and described reception antenna, the number of the described transmitting antenna at interval is equal.
Alternatively, described device also includes：
Computing module, is configured to calculate described first transmitting antenna to the first distance value of described reception antenna and described
The absolute value of the difference between the second distance value of described reception antenna for second transmitting antenna；
Determining module, when being configured as described absolute value for desired value, determines reception antenna and the transmitting of described even number
Relative position between antenna meets described pre-conditioned；
Described desired value is the natural number multiple of the half of the wavelength of described echo signal.
According to the third aspect of the embodiment of the present disclosure, provide a kind of sender unit, including：
Processor；
For storing the memorizer of processor executable；
Wherein, described processor is configured to：
Signal to be transmitted is divided into even number echo signal；
If reception antenna and the relative position and described echo signal one-to-one even number transmitting antenna between are full
Foot is pre-conditioned, by even number echo signal described in described even number transmitting antenna synchronized transmissions；
Wherein, described pre-conditioned be by even number echo signal described in described even number transmitting antenna synchronized transmissions
When, the self-interference signal that described even number echo signal produces in described reception antenna position is cancelled out each other.
The technical scheme that embodiment of the disclosure provides can include following beneficial effect：
In the embodiment of the present disclosure, signal to be transmitted can be divided into even number echo signal by mobile device, and mobile device is pre-
If with described echo signal one-to-one even number transmitting antenna.Phase between reception antenna and even number transmitting antenna
When pre-conditioned is met to position, by even number echo signal described in described even number transmitting antenna synchronized transmissions.Wherein, institute
Stating pre-conditioned is the described even number target by described in described even number transmitting antenna synchronized transmissions during even number echo signal
The self-interference signal that signal produces in described reception antenna position is cancelled out each other.By said process, can reach effectively
Eliminate the purpose of self-interference signal, realize easy, improve the signal to noise ratio of mobile device, improve mobile device communication ability.
In the embodiment of the present disclosure, by power distribution unit, signal to be transmitted can be divided into that amplitude is equal and frequency is equal
Even number echo signal, so that it is guaranteed that be located at reception antenna both sides transmitting antenna transmitting echo signal in described reception sky
The purpose that the self-interference signal that line position produces is cancelled out each other.
In the embodiment of the present disclosure, alternatively, the number of reception antenna can be 1, described reception antenna is arranged on described
In the middle of transmitting antenna, and it is equal to be located at the number of the described transmitting antenna of described reception antenna both sides.It is easy to reach
Meet the pre-conditioned purpose that the self-interference signal producing in described reception antenna position is cancelled out each other.Realize easy,
Availability is high.
In the embodiment of the present disclosure, in the first distance value and described second transmitting of the first transmitting antenna to described reception antenna
When the absolute value of the difference between the second distance value of described reception antenna for the antenna is desired value, described desired value is described mesh
The natural number multiple of the half of wavelength of mark signal is it may be determined that the amplitude of two interference signals is equal and phase contrast reaches 180
Degree.Can cancel each other between above-mentioned two interference signal, i.e. reception antenna and even correspondingly with described echo signal
Relative position between several transmitting antennas meets described pre-conditioned.Reach the purpose eliminating self-interference signal, improved
The signal to noise ratio of mobile device.
In the embodiment of the present disclosure, when eliminating self-interference signal, it is by adjusting between transmitting antenna and reception antenna
Distance value, come to realize, decreases hardware circuit design cost, reduces system complexity, reduces power overhead simultaneously.
It should be appreciated that above general description and detailed description hereinafter are only exemplary and explanatory, not
The disclosure can be limited.
Brief description
Accompanying drawing herein is merged in description and constitutes the part of this specification, shows the enforcement meeting the disclosure
Example, and be used for explaining the principle of the disclosure together with description.
Fig. 1 is a kind of antenna setting schematic diagram of signal transmitting according to an exemplary embodiment for the disclosure；
Fig. 2 is a kind of signal transmitting method flow chart according to an exemplary embodiment for the disclosure；
Fig. 3 is the antenna setting schematic diagram of another kind of signal transmitting according to an exemplary embodiment for the disclosure；
Fig. 4 is another kind of signal transmitting method flow chart according to an exemplary embodiment for the disclosure；
Fig. 5 is a kind of interference signal schematic diagram according to an exemplary embodiment for the disclosure；
Fig. 6 is another kind of interference signal schematic diagram according to an exemplary embodiment for the disclosure；
Fig. 7 is the antenna setting schematic diagram of another kind of signal transmitting according to an exemplary embodiment for the disclosure；
Fig. 8 is a kind of sender unit block diagram according to an exemplary embodiment for the disclosure；
Fig. 9 is another kind of sender unit block diagram according to an exemplary embodiment for the disclosure；
Figure 10 is another kind of sender unit block diagram according to an exemplary embodiment for the disclosure；
Figure 11 is an a kind of structural representation for sender unit according to an exemplary embodiment for the disclosure
Figure.
Specific embodiment
Here will in detail exemplary embodiment be illustrated, its example is illustrated in the accompanying drawings.Explained below is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with such as appended
The example of the consistent apparatus and method of some aspects being described in detail in claims, the disclosure.
The term running in the disclosure is the purpose only merely for description specific embodiment, and is not intended to be limiting the disclosure.
" a kind of ", " described " and " being somebody's turn to do " of the singulative being run in disclosure and the accompanying claims book is also intended to including most
Form, unless context clearly shows that other implications.It is also understood that the term "and/or" run herein refers to and wraps
Containing one or more associated any or all possible combination listing project.
It will be appreciated that though various information may be described using term first, second, third, etc. in the disclosure, but this
A little information should not necessarily be limited by these terms.These terms are only used for same type of information is distinguished from each other out.For example, without departing from
In the case of disclosure scope, the first information can also be referred to as the second information, and similarly, the second information can also be referred to as
One information.Depending on linguistic context, as word that this is run " if " can be construed to " and ... when " or " when ...
When " or " in response to determining ".
The signal transmitting method that the embodiment of the present disclosure provides can be used for mobile device, for example, smart mobile phone, flat board electricity
Brain, personal digital assistant (Personal Digital Assistant, PDA) etc..
In the embodiment of the present disclosure, in order to realize the purpose of self-interference signal elimination, the setting of described mobile device for sending out
The number penetrating the transmitting antenna of echo signal is even number, and corresponds with described echo signal；The reception antenna of setting
Number is 1.Wherein, described reception antenna is arranged in the middle of described transmitting antenna, and is located at the described of described reception antenna both sides
The number of transmitting antenna is equal, as shown in Figure 1.
In conjunction with antenna arrangement schematic diagram on the mobile device shown in Fig. 1, the described signal transmitting that the embodiment of the present disclosure provides
Method is as shown in Fig. 2 comprise the following steps：
In a step 101, signal to be transmitted is divided into even number echo signal.
In the embodiment of the present disclosure, for the ease of reaching the purpose that self-interference signal cancels each other therefore, to assure that described target
The amplitude of the interference signal that signal produces in described reception antenna position is equal.Therefore, in the embodiment of the present disclosure, can control
The amplitude of the system described echo signal of transmitting is equal and frequency is equal.
In this step, by power distribution unit, described signal to be transmitted can be divided into that amplitude is equal and frequency is equal
Even number echo signal.The number of described echo signal is equal with the number of described transmitting antenna.
In a step 102, if reception antenna and and described echo signal one-to-one even number transmitting antenna between
Relative position meet pre-conditioned, by even number echo signal described in described even number transmitting antenna synchronized transmissions.
In the embodiment of the present disclosure, described pre-conditioned inclusion：
The amplitude of the first interference signal and the second interference signal is equal and phase contrast is 180 degree.
Wherein, described first interference signal is the institute of the first transmitting antenna transmitting of the side being arranged on described reception antenna
State the interference signal that echo signal produces in described reception antenna position；
Described second interference signal is the described of the second transmitting antenna transmitting of the opposite side being arranged on described reception antenna
The interference signal that echo signal produces in described reception antenna position.
Wherein, between described first transmitting antenna and described reception antenna interval the number of described transmitting antenna and described
Between second transmitting antenna and described reception antenna, the number of the described transmitting antenna at interval is equal, and this number can be 0,1,
2 ... ... wait natural number.
For example shown in Fig. 3, described first transmitting antenna be located at described reception antenna on the left of, and described first transmitting antenna with
The number being spaced transmitting antenna between described reception antenna is 1.Described second transmitting antenna is located on the right side of described reception antenna, and
The number being spaced transmitting antenna between described second transmitting antenna and described reception antenna is similarly 1.
Optionally it is determined that the relative position between reception antenna and described even number transmitting antenna meet described pre-conditioned
Process, as shown in figure 4, comprising the following steps：
In step 102-1, calculate described first transmitting antenna to first distance value and described the of described reception antenna
The absolute value of the difference between the second distance value of described reception antenna for two transmitting antennas.
In this step, under the relative position of current adjustment, calculate described first transmitting antenna to described reception antenna
The absolute value of the first distance value and described second transmitting antenna difference between the second distance value of described reception antenna.
For example, the first distance value of described first transmitting antenna to described reception antenna is d1, described first transmitting antenna
The first distance value to described reception antenna is d2, calculate | d1-d2| value.
In step 102-2, when described absolute value is desired value, determine reception antenna and described even number transmitting antenna
Between relative position meet described pre-conditioned.
In the embodiment of the present disclosure, described desired value is the natural number multiple of the half of the wavelength of described echo signal.
Need to meet equation below：
Wherein, λ is the wavelength of described echo signal, and n is positive integer.
Below illustratively when meeting above-mentioned formula, how to guarantee by described transmitting antenna synchronized transmissions even number mesh
During mark signal, the self-interference signal producing in described reception antenna position is cancelled out each other.
Physical space signal attenuation energy value computing formula is as follows：
Lfs=32.44+20lgd+20lgf, wherein, LfsFor signal attenuation energy value, d is for echo signal to reception antenna
Distance value, f is the tranmitting frequency of described echo signal.
By above-mentioned formula as can be seen that in the case of described tranmitting frequency identical, signal attenuation energy value LfsDepend on
In the distance value of described echo signal to described reception antenna, that is, described transmitting antenna is to the distance value of described reception antenna.
In the embodiment of the present disclosure, when the value of n is less it can be ensured that described first transmitting antenna transmitting described target
Signal is reaching the signal energy pad value L producing during described reception antenna positionfs1, send out with described second transmitting antenna
The described echo signal penetrated is reaching the signal energy pad value L producing during described reception antenna positionfs2Of substantially equal.
I.e. | Lfs1-Lfs2|≈0.
Amplitude due to launching described echo signal is equal and frequency is equal, and that is, performance number is equal, and described first transmitting
Antenna and the described objective emission signal of described second transmitting antenna transmitting, reach what described reception antenna position produced
Signal energy pad value is of substantially equal, then can determine described first interference signal and the performance number phase of described second interference signal
Deng.Amplitude it is possible to further determine described first interference signal and described second interference signal is equal.
The wavelength being described echo signal due to the absolute value of described first distance value and the difference of described second distance value
Half natural number multiple.Thereby it can be assured that the phase contrast of described first interference signal and described second interference signal is
180 degree.
Based on above description, described first interference signal and described second interference signal amplitude is equal and phase contrast is 180
Degree, as shown in Figure 5.Can be overlapped mutually between described first interference signal and described second interference signal, eliminate, as Fig. 6 institute
Show, reach the purpose eliminating self-interference signal.
In this step, mobile device by described in described transmitting antenna synchronized transmissions during echo signal it is possible to guarantee
The self-interference signal that described reception antenna position produces is cancelled out each other.
In above-described embodiment, signal to be transmitted can be divided into even number echo signal by mobile device, in reception antenna and
When relative position between described even number transmitting antenna meets pre-conditioned, by even described in described transmitting antenna synchronized transmissions
Several echo signals.Wherein, described pre-conditioned when being by described transmitting antenna synchronized transmissions even number echo signal, in institute
The self-interference signal stating the generation of reception antenna position is cancelled out each other.By said process, effective elimination can be reached and certainly do
Disturb the purpose of signal, realize easy, improve the signal to noise ratio of mobile device, improve mobile device communication ability.
Certainly, in the embodiment of the present disclosure, the signal of communication of mobile device transmitting is generally the signal of fixed wave length, therefore,
When carrying out hardware designs, directly on described mobile device, the distance between reception antenna and transmitting antenna can be worth setting
Good, as long as the relative position guaranteeing between reception antenna and described even number transmitting antenna meets and can allow even number echo signal
It is pre-conditioned that the self-interference signal producing in described reception antenna position during synchronized transmissions is cancelled out each other.
Said process is further illustrated as follows.
It is provided with two emitting antennas and a reception antenna, described reception antenna is arranged on two transmittings in mobile device
In the middle of antenna, as shown in Figure 7.The distance that transmitting antenna 1 arrives reception antenna is d1, the distance of transmitting antenna 2 to reception antenna is
d2.Wherein, d2=d1+ λ/2, λ is the wavelength of echo signal.
When needing to carry out signal transmitting, directly signal to be transmitted is divided into amplitude equal and frequency by power divider
Equal two-way echo signal, carries out launching by corresponding transmitting antenna.This two-way echo signal is in described reception sky
The interference signal amplitude that line position produces is equal, and phase contrast is 180 degree.Therefore so that cancelling each other between interference signal.
In above-described embodiment, signal to be transmitted is divided into by the even number that amplitude is equal and frequency is equal by power distribution unit
Individual echo signal, so that it is guaranteed that be located at the echo signal of the transmitting antenna transmitting of reception antenna both sides, in described reception antenna institute
The interference signal amplitude producing in position is equal and phase contrast reaches 180 degree.Self-interference signal may finally be realized cancel out each other
Purpose.
Corresponding with preceding method embodiment, the disclosure additionally provides the embodiment of device.
As shown in figure 8, Fig. 8 is a kind of sender unit block diagram according to an exemplary embodiment for the disclosure, institute
State device to include：
Signal division module 210, is configured to for signal to be transmitted to be divided into even number echo signal；
Signal emission module 220, if be configured to reception antenna and with described echo signal one-to-one even number
Relative position between transmitting antenna meets pre-conditioned, by even number mesh described in described even number transmitting antenna synchronized transmissions
Mark signal；
Wherein, described pre-conditioned be by even number echo signal described in described even number transmitting antenna synchronized transmissions
When, the self-interference signal that described even number echo signal produces in described reception antenna position is cancelled out each other.
As shown in figure 9, another kind of sender unit block diagram according to an exemplary embodiment for Fig. 9 disclosure, should
On the basis of aforementioned Fig. 8 embodiment, described signal division module 210 includes embodiment：
Signal divide submodule 211, be configured to power distribution unit by signal to be transmitted be divided into amplitude equal and
The equal even number echo signal of frequency.
Alternatively, the number of described reception antenna is 1；Described reception antenna is arranged in the middle of described transmitting antenna, and position
Equal in the number of the described transmitting antenna of described reception antenna both sides.
Alternatively, described pre-conditioned inclusion：
The amplitude of the first interference signal and the second interference signal is equal and phase contrast is 180 degree；
Wherein, described first interference signal is the institute of the first transmitting antenna transmitting of the side being arranged on described reception antenna
State the interference signal that echo signal produces in described reception antenna position；
Described second interference signal is the described of the second transmitting antenna transmitting of the opposite side being arranged on described reception antenna
The interference signal that echo signal produces in described reception antenna position；
The number of described transmitting antenna and described second at interval between described first transmitting antenna and described reception antenna
Between transmitting antenna and described reception antenna, the number of the described transmitting antenna at interval is equal.
As shown in Figure 10, another kind of sender unit block diagram according to an exemplary embodiment for Figure 10 disclosure,
On the basis of aforementioned Fig. 9 embodiment, described device also includes this embodiment：
Computing module 230, be configured to calculate described first transmitting antenna to the first distance value of described reception antenna and
The absolute value of the difference between the second distance value of described reception antenna for described second transmitting antenna；
Determining module 240, when being configured as described absolute value for desired value, determines that reception antenna and described even number are sent out
Penetrate the relative position between antenna meet described pre-conditioned；
Described desired value is the natural number multiple of the half of the wavelength of described echo signal.
For device embodiment, because it corresponds essentially to embodiment of the method, thus real referring to method in place of correlation
The part applying example illustrates.Device embodiment described above is only schematically, wherein illustrates as separating component
Unit can be or may not be physically separate, as the part that unit shows can be or may not be
Physical location, you can with positioned at a place, or can also be distributed on multiple NEs.Can be according to the actual needs
Select the purpose to realize disclosure scheme for some or all of module therein.Those of ordinary skill in the art are not paying wound
In the case of the property made work, you can to understand and to implement.
Accordingly, the disclosure also provides a kind of sender unit, including：
Processor；
For storing the memorizer of processor executable；
Wherein, described processor is configured to：
Signal to be transmitted is divided into even number echo signal；
If reception antenna and the relative position and described echo signal one-to-one even number transmitting antenna between are full
Foot is pre-conditioned, by even number echo signal described in described even number transmitting antenna synchronized transmissions；
Wherein, described pre-conditioned be by even number echo signal described in described even number transmitting antenna synchronized transmissions
When, the self-interference signal that described even number echo signal produces in described reception antenna position is cancelled out each other.
Figure 11 is a kind of structural representation of the sender unit according to an exemplary embodiment.As Figure 11 institute
Show, a kind of sender unit 1100 according to an exemplary embodiment, this device 1100 can be computer, mobile electricity
Words, digital broadcast terminal, messaging devices, game console, tablet device, armarium, body-building equipment, individual digital helps
The terminals such as reason.
With reference to Figure 11, device 1100 can include following one or more assemblies：Process assembly 1101, memorizer 1102,
Power supply module 1103, multimedia groupware 1104, audio-frequency assembly 1105, the interface 1106 of input/output (I/O), sensor cluster
1107, and communication component 1108.
The integrated operation of the usual control device 1100 of process assembly 1101, such as with display, call, data communication,
Camera operation and record operate associated operation.Process assembly 1101 can include one or more processors 1109 to execute
Instruction, to complete all or part of step of above-mentioned method.Additionally, process assembly 1101 can include one or more moulds
Block, is easy to the interaction between process assembly 1101 and other assembly.For example, process assembly 1101 can include multi-media module,
To facilitate the interaction between multimedia groupware 1104 and process assembly 1101.
Memorizer 1102 is configured to store various types of data to support the operation in device 1100.These data
Example include on device 1100 operation any application program or method instruction, contact data, telephone book data,
Message, picture, video etc..Memorizer 1102 can by any kind of volatibility or non-volatile memory device or they
Combination is realized, such as static RAM (SRAM), Electrically Erasable Read Only Memory (EEPROM), erasable can
Program read-only memory (EPROM), programmable read only memory (PROM), read only memory (ROM), magnetic memory, flash memory
Reservoir, disk or CD.
Power supply module 1103 provides electric power for the various assemblies of device 1100.Power supply module 1103 can include power management
System, one or more power supplys, and other generate, manage and distribute, with for device 1100, the assembly that electric power is associated.
Multimedia groupware 1104 includes the screen of one output interface of offer between described device 1100 and user.?
In some embodiments, screen can include liquid crystal display (LCD) and touch panel (TP).If screen includes touch panel,
Screen may be implemented as touch screen, to receive the input signal from user.Touch panel includes one or more touch and passes
Sensor is with the gesture on sensing touch, slip and touch panel.Described touch sensor can not only sensing touch or slip be dynamic
The border made, but also the detection persistent period related to described touch or slide and pressure.In certain embodiments, many
Media component 1104 includes a front-facing camera and/or post-positioned pick-up head.When device 1100 is in operator scheme, such as shoot mould
When formula or video mode, front-facing camera and/or post-positioned pick-up head can receive outside multi-medium data.Each preposition shooting
Head and post-positioned pick-up head can be the optical lens system of a fixation or have focusing and optical zoom capabilities.
Audio-frequency assembly 1105 is configured to output and/or input audio signal.For example, audio-frequency assembly 1105 includes a wheat
Gram wind (MIC), when device 1100 is in operator scheme, such as call model, logging mode and speech recognition mode when, mike quilt
It is configured to receive external audio signal.The audio signal being received can be further stored in memorizer 1102 or via communication
Assembly 1108 sends.In certain embodiments, audio-frequency assembly 1105 also includes a speaker, for exports audio signal.
I/O interface 1106 is for providing interface, above-mentioned peripheral interface module between process assembly 1101 and peripheral interface module
Can be keyboard, click wheel, button etc..These buttons may include but be not limited to：Home button, volume button, start button and
Locking press button.
Sensor cluster 1107 includes one or more sensors, for providing the state of various aspects to comment for device 1100
Estimate.For example, sensor cluster 1107 can detect/the closed mode of opening of device 1100, the relative localization of assembly, such as institute
State the display that assembly is device 1100 and keypad, sensor cluster 1107 can be with detection means 1100 or device 1,100 1
The position change of individual assembly, user is presence or absence of with what device 1100 contacted, device 1100 orientation or acceleration/deceleration and dress
Put 1100 temperature change.Sensor cluster 1107 can include proximity transducer, is configured to do not having any physics
The presence of object nearby is detected during contact.Sensor cluster 1107 can also include optical sensor, and such as CMOS or ccd image sense
Device, for using in imaging applications.In certain embodiments, this sensor cluster 1107 can also include acceleration sensing
Device, gyro sensor, Magnetic Sensor, pressure transducer or temperature sensor.
Communication component 1108 is configured to facilitate the communication of wired or wireless way between device 1100 and miscellaneous equipment.Dress
Put 1100 and can access wireless network based on communication standard, such as WiFi, 2G or 3G, or combinations thereof.Exemplary at one
In embodiment, communication component 1108 receives related from the broadcast singal of external broadcasting management system or broadcast via broadcast channel
Information.In one exemplary embodiment, described communication component 1108 also includes near-field communication (NFC) module, to promote short distance
Communication.For example, RF identification (RFID) technology, Infrared Data Association (IrDA) technology, ultra broadband can be based in NFC module
(UWB) technology, bluetooth (BT) technology to be realized with other technology.
In the exemplary embodiment, device 1100 can be by one or more application specific integrated circuits (ASIC), numeral
Signal processor (DSP), digital signal processing appts (DSPD), PLD (PLD), field programmable gate array
(FPGA), controller, microcontroller, microprocessor or other electron component are realized, for executing said method.
In the exemplary embodiment, a kind of non-transitorycomputer readable storage medium including instruction, example are additionally provided
As included the memorizer 1102 instructing, above-mentioned instruction can be executed by the processor 1109 of device 1100 to complete said method.Example
If, described non-transitorycomputer readable storage medium can be ROM, random access memory (RAM), CD-ROM, tape, soft
Disk and optical data storage devices etc..
Wherein, when the instruction in described storage medium is by described computing device so that device 1100 is able to carry out
State signal transmitting method.
Those skilled in the art, after considering description and putting into practice invention disclosed herein, will readily occur to its of the disclosure
Its embodiment.The disclosure is intended to any modification, purposes or the adaptations of the disclosure, these modifications, purposes or
Person's adaptations are followed the general principle of the disclosure and are included the undocumented common knowledge in the art of the disclosure
Or conventional techniques.Description and embodiments be considered only as exemplary, the true scope of the disclosure and spirit by following
Claim point out.
The foregoing is only the preferred embodiment of the disclosure, not in order to limit the disclosure, all essences in the disclosure
Within god and principle, any modification, equivalent substitution and improvement done etc., should be included within the scope of disclosure protection.
Claims (11)
1. a kind of signal transmitting method is it is characterised in that methods described includes：
Signal to be transmitted is divided into even number echo signal；
If reception antenna and the relative position and described echo signal one-to-one even number transmitting antenna between meet pre-
If condition, by even number echo signal described in described even number transmitting antenna synchronized transmissions；
Wherein, described pre-conditioned be the institute by described in described even number transmitting antenna synchronized transmissions during even number echo signal
State the self-interference signal that even number echo signal produces in described reception antenna position to cancel out each other.
2. method according to claim 1 is it is characterised in that described be divided into even number echo signal by signal to be transmitted,
Including：
Signal to be transmitted is divided into by the even number echo signal that amplitude is equal and frequency is equal by power distribution unit.
3. method according to claim 2 is it is characterised in that the number of described reception antenna is 1；Described reception antenna sets
Put in the middle of described transmitting antenna, and it is equal to be located at the number of the described transmitting antenna of described reception antenna both sides.
4. method according to claim 3 is it is characterised in that described pre-conditioned inclusion：
The amplitude of the first interference signal and the second interference signal is equal and phase contrast is 180 degree；
Wherein, described first interference signal is the described mesh of the first transmitting antenna transmitting of the side being arranged on described reception antenna
The interference signal that mark signal produces in described reception antenna position；
Described second interference signal is the described target of the second transmitting antenna transmitting of the opposite side being arranged on described reception antenna
The interference signal that signal produces in described reception antenna position；
The number of described transmitting antenna at interval and described second transmitting between described first transmitting antenna and described reception antenna
Between antenna and described reception antenna, the number of the described transmitting antenna at interval is equal.
5. method according to claim 4 is it is characterised in that methods described also includes：Determine in the following ways and receive
Relative position between antenna and described even number transmitting antenna meets described pre-conditioned：
Calculate described first transmitting antenna to connect to the first distance value of described reception antenna and described second transmitting antenna to described
Receive the absolute value of the difference between the second distance value of antenna；
When described absolute value is desired value, determine that the relative position between reception antenna and described even number transmitting antenna meets
Described pre-conditioned；
Described desired value is the natural number multiple of the half of the wavelength of described echo signal.
6. a kind of sender unit is it is characterised in that described device includes：
Signal division module, is configured to for signal to be transmitted to be divided into even number echo signal；
Signal emission module, if be configured to reception antenna and with described echo signal one-to-one even number transmitting antenna
Between relative position meet pre-conditioned, by even number echo signal described in described even number transmitting antenna synchronized transmissions；
Wherein, described pre-conditioned be the institute by described in described even number transmitting antenna synchronized transmissions during even number echo signal
State the self-interference signal that even number echo signal produces in described reception antenna position to cancel out each other.
7. device according to claim 6 is it is characterised in that described signal division module includes：
Signal divides submodule, is configured to power distribution unit and signal to be transmitted is divided into amplitude is equal and frequency is equal
Even number echo signal.
8. device according to claim 7 is it is characterised in that the number of described reception antenna is 1；Described reception antenna sets
Put in the middle of described transmitting antenna, and it is equal to be located at the number of the described transmitting antenna of described reception antenna both sides.
9. device according to claim 8 is it is characterised in that described pre-conditioned inclusion：
The amplitude of the first interference signal and the second interference signal is equal and phase contrast is 180 degree；
Wherein, described first interference signal is the described mesh of the first transmitting antenna transmitting of the side being arranged on described reception antenna
The interference signal that mark signal produces in described reception antenna position；
Described second interference signal is the described target of the second transmitting antenna transmitting of the opposite side being arranged on described reception antenna
The interference signal that signal produces in described reception antenna position；
The number of described transmitting antenna at interval and described second transmitting between described first transmitting antenna and described reception antenna
Between antenna and described reception antenna, the number of the described transmitting antenna at interval is equal.
10. method according to claim 9 is it is characterised in that described device also includes：
Computing module, is configured to calculate described first transmitting antenna to first distance value and described second of described reception antenna
The absolute value of the difference between the second distance value of described reception antenna for the transmitting antenna；
Determining module, when being configured as described absolute value for desired value, determines reception antenna and described even number transmitting antenna
Between relative position meet described pre-conditioned；
Described desired value is the natural number multiple of the half of the wavelength of described echo signal.
A kind of 11. sender units are it is characterised in that include：
Processor；
For storing the memorizer of processor executable；
Wherein, described processor is configured to：
Signal to be transmitted is divided into even number echo signal；
If reception antenna and the relative position and described echo signal one-to-one even number transmitting antenna between meet pre-
If condition, by even number echo signal described in described even number transmitting antenna synchronized transmissions；
Wherein, described pre-conditioned be the institute by described in described even number transmitting antenna synchronized transmissions during even number echo signal
State the self-interference signal that even number echo signal produces in described reception antenna position to cancel out each other.
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| CN201610951640.XA CN106452499A (en) | 2016-10-25 | 2016-10-25 | Signal emission method and device |
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| CN201610951640.XA CN106452499A (en) | 2016-10-25 | 2016-10-25 | Signal emission method and device |
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Cited By (1)
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| CN112968718A (en) * | 2019-12-13 | 2021-06-15 | 航天信息股份有限公司 | Mutual interference prevention circuit and mutual interference prevention method |
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