CN106154252B - Motion state of mobile terminal determines method and determining device - Google Patents
Motion state of mobile terminal determines method and determining device Download PDFInfo
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- CN106154252B CN106154252B CN201510148297.0A CN201510148297A CN106154252B CN 106154252 B CN106154252 B CN 106154252B CN 201510148297 A CN201510148297 A CN 201510148297A CN 106154252 B CN106154252 B CN 106154252B
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- mobile terminal
- electromagnetic wave
- wave signal
- reception
- mulitpath
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/0009—Transmission of position information to remote stations
- G01S5/0045—Transmission from base station to mobile station
Abstract
The embodiment of the present application provides a kind of motion state of mobile terminal and determines method and device.The described method includes: obtaining the electromagnetic wave signal that at least two reception of mobile terminal arrives；According at least to the channel characteristics and Mutual coupling of the electromagnetic wave signal that at least two reception of mobile terminal arrives, the attitudes vibration of the mobile terminal is determined.The method and device of the embodiment of the present application can receive the transmission feature of signal multipath transmisstion based on mobile terminal, and the electromagnetic wave signal of the mulitpath received according to mobile terminal completes the determination of motion of mobile terminals speed, and precision is higher.
Description
Technical field
It tests the speed field more particularly to a kind of motion of mobile terminals the invention relates to wireless communication technique and radio
State determines method and determining device.
Background technique
Mobile terminal is towards intelligent direction high speed development, with the raising that user experience requires, with mobile terminal
Movement it is relevant measurement (for example, movement velocity measurement, postural change measurement and motion profile measurement, etc.) also increasingly become
The necessary functions of mobile terminal mostly use the hardware modules such as gyroscope and the accelerometer of micromation to realize the movement of terminal now
Related assays.However, due to being limited by technology and terminal device volume, ambient enviroment complicated in mobile context in addition, this
The hardware module of sample is influenced vulnerable to surrounding magnetic field and precision is often limited.
Summary of the invention
In view of this, a kind of motion state of mobile terminal of being designed to provide of the embodiment of the present application determines scheme.
To achieve the above object, the first aspect of the embodiment of the present application provides a kind of motion state of mobile terminal determination side
Method, which comprises
Obtain the electromagnetic wave signal that at least two reception of mobile terminal arrives；
The channel characteristics and wave of the electromagnetic wave signal arrived according at least at least two reception of mobile terminal are up to side
To estimation, the attitudes vibration of the mobile terminal is determined.
With reference to first aspect, in the first possible implementation, at least two moment of acquisition mobile terminal connects
In the electromagnetic wave signal received:
The electromagnetic wave that at least two reception of mobile terminal arrives is obtained by the smart antenna of the mobile terminal
Signal.
With reference to first aspect or first aspect the first possible implementation, in the second possible implementation,
The method also includes:
Determine the Mutual coupling for the electromagnetic wave signal that at least two reception arrives.
With reference to first aspect or any possible implementation of first aspect, in the third possible implementation
In, at least two reception of determination to electromagnetic wave signal Mutual coupling in:
The wave for the electromagnetic wave signal that at least two reception arrives is determined by the smart antenna of the mobile terminal
Up to direction estimation.
With reference to first aspect or any possible implementation of first aspect, in the 4th kind of possible implementation
In, the attitudes vibration of the determination mobile terminal includes:
According at least to the channel characteristics for the electromagnetic wave signal that at least two reception arrives, determines and come from an at least mesh
Mark the electromagnetic wave signal in path；
According at least to the electromagnetic wave signal from an at least destination path any two at least two moment
The Mutual coupling at a moment determines the attitudes vibration at any two moment described in the mobile terminal.
With reference to first aspect or any possible implementation of first aspect, in the 5th kind of possible implementation
In, the determination is in at least electromagnetic wave signal of a destination path:
Determine the electromagnetism of channel characteristics that the different moments at least two moment receive and having the same
Wave signal is destination path electromagnetic wave signal.
With reference to first aspect or any possible implementation of first aspect, in the 6th kind of possible implementation
In, the attitudes vibration of the determination mobile terminal further include:
Channel estimation is carried out to the electromagnetic wave signal that at least two reception arrives, is determined at described at least two
The channel characteristics for the electromagnetic wave signal that any time receives in quarter.
With reference to first aspect or any possible implementation of first aspect, in the 7th kind of possible implementation
In, the channel characteristics include: the absolute delay and attenuation coefficient of channel.
Second aspect, the embodiment of the present application provide a kind of motion state of mobile terminal determining device, and described device includes:
One obtains module, the electromagnetic wave signal arrived for obtaining at least two reception of mobile terminal；
One first determining module, the electromagnetic wave signal for being arrived according at least at least two reception of mobile terminal
Channel characteristics and Mutual coupling, determine the attitudes vibration of the mobile terminal.
In conjunction with second aspect, in the first possible implementation, the module that obtains passes through the mobile terminal
Smart antenna obtains the electromagnetic wave signal that at least two reception of mobile terminal arrives.
In conjunction with the possible implementation of the first of second aspect or second aspect, in second of possible implementation
In, described device further include:
One second determining module, for determine at least two reception to the direction of arrival of electromagnetic wave signal estimate
Meter.
In conjunction with any of the above-described kind of possible implementation of second aspect or second aspect, in the third possible realization side
In formula, second determining module determines the electricity that at least two reception arrives by the smart antenna of the mobile terminal
The Mutual coupling of magnetostatic wave signal.
In conjunction with any of the above-described kind of possible implementation of second aspect or second aspect, the 4th kind of possible realization side
In formula, first determining module includes:
The channel of one first determination unit, the electromagnetic wave signal for arriving according at least at least two reception is special
Sign determines the electromagnetic wave signal from an at least destination path；
One second determination unit, for according at least to the electromagnetic wave signal from an at least destination path it is described extremely
The Mutual coupling at any two moment, determines the posture at any two moment described in the mobile terminal in few two moment
Variation.
In conjunction with any of the above-described kind of possible implementation of second aspect or second aspect, the 5th kind of possible realization side
In formula, first determination unit determines that the different moments at least two moment receive and having the same
The electromagnetic wave signal of channel characteristics is destination path electromagnetic wave signal.
In conjunction with any of the above-described kind of possible implementation of second aspect or second aspect, the 6th kind of possible realization side
In formula, first determining module further include:
One third determination unit, the electromagnetic wave signal for arriving at least two reception carry out channel estimation,
Determine the channel characteristics for the electromagnetic wave signal that any time receives at least two moment.
The method and device of the embodiment of the present application can receive the transmission feature of signal multipath transmisstion, root based on mobile terminal
The electromagnetic wave signal of the mulitpath received according to mobile terminal completes the determination of motion of mobile terminals speed, and precision is higher.
Detailed description of the invention
Fig. 1 is that the motion state of mobile terminal of the embodiment of the present application determines a kind of exemplary flow diagram of method；
Fig. 2 (a) to Fig. 2 (d) is a variety of exemplary knots of the motion state of mobile terminal determining device of the embodiment of the present application
Structure schematic diagram；
Fig. 3 is another exemplary structural schematic diagram of the motion state of mobile terminal determining device of the embodiment of the present application.
Specific embodiment
With reference to the accompanying drawings and examples, the specific embodiment of the application is described in further detail.Implement below
Example is not limited to scope of the present application for illustrating the application.
It is set it will be understood by those skilled in the art that the terms such as " first ", " second " in the application are only used for difference difference
Standby, module or parameter etc., neither represent any particular technology meaning, also do not indicate the inevitable logical order between them
In addition, " mobile terminal " can have mobile and electromagnetic wave signal to receive in each embodiment of the application to be any
The equipment for sending out function, especially carries out the received equipment of at least electromagnetic wave signal by smart antenna, and such equipment can wrap
Any terminal device is included, for example, mobile phone, mobile unit, portable device etc..The smart antenna, which refers to have, can be determined that
The spatial information (such as direction of propagation) of electromagnetic wave signal and the aerial array for receiving the intelligent algorithms of features such as frequency.
Mobile terminal is often surrounded by various scatterers, and los path can be blocked mostly, the electromagnetic wave letter of base station side
Number during reaching mobile terminal, the reflection of scattering, ionosphere through atmosphere and the ground such as refraction and the chain of mountains, building
The reflection etc. of table scatterer will reach mobile terminal by a plurality of propagation path, and mobile terminal will be received from various scatterings
Caused by mulitpath signal (also referred to as multipath component).And some in electromagnetic wave signal corresponding to these paths is mobile whole
Caused by the local scatterer at end, some is caused by the long-range scatterer of mobile terminal.Local scatterer refers to that mobile terminal is attached
Scatterer in close and smaller range, caused delay spread is several hundred ns, so that the signal that mobile terminal side is observed arrives
It is almost uniformly distributed between [0 °, 360 °] up to angle；Long-range scatterer span from mobile terminal remotely comprising a large amount of
The region of scatterer, such as high mountain or other are big to the object that can generate obvious reflection signal, for example, other buildings.Remotely
Scatterer may cause biggish delay spread and angle spread.
It is transmitted in the reception environment of mobile terminal there are non line of sight and under conditions of multipath component, each embodiment of the application
The electromagnetic wave signal from mulitpath that mobile terminal receives is analyzed and handled, the movement side based on mobile terminal
It, can be real with higher precision to relationship etc. of the signal between the angle of the incident direction on the smart antenna of mobile terminal
Now to the determination of motion state of mobile terminal.
Fig. 1 is the flow chart that method is determined according to the motion state of mobile terminal of the embodiment of the present application, and this method can be by appointing
One mobile terminal device executes, and can also be executed by the other equipment independently of any mobile terminal device.As shown in Figure 1, the party
Method includes:
S120. the electromagnetic wave signal that at least two reception of mobile terminal arrives is obtained.
As described above, due to the relative motion that may occur between various scatterers of mobile terminal, mobile terminal
Each moment is likely to be received the electromagnetic wave signal from different paths, that is, previous moment receives the letter from a path
Number, the subsequent time path may not exist, and therefore, it is necessary to the path being stabilized according to two times of reception ability
It is accurately determined the attitudes vibration of mobile terminal.That is, in the step s 120, obtaining at least two reception of mobile terminal and arriving
Electromagnetic wave signal.In one possible implementation, it is obtained by the smart antenna of the mobile terminal described mobile whole
The electromagnetic wave signal for holding at least two receptions to arrive.If the independence for executing the method for the present embodiment is set in mobile terminal
Standby, the acquisition can be for by communicating realization with mobile terminal device；Otherwise, it can directly be obtained by receiving.Optionally, it walks
Rapid S120 is obtained by the smart antenna of mobile terminal.
S140. the channel characteristics and wave of the electromagnetic wave signal arrived according at least at least two reception of mobile terminal
Up to direction estimation, the attitudes vibration of the mobile terminal is determined.
Through analyzing, interval time very little, when being displaced smaller with respect to the wavelength of electromagnetic wave signal of mobile terminal, mobile terminal
Can receive the electromagnetic wave signal from same path, also, such path signal should have it is same or similar
Channel characteristics.The method of the present embodiment is the signal that the such path still having in long period of time is determined based on this
Feature, and then determine the attitudes vibration of mobile terminal, to obtain higher measurement accuracy.In step S140, according at least to
The channel characteristics and Mutual coupling for the electromagnetic wave signal that at least two reception of mobile terminal arrives, determine the shifting
The attitudes vibration of dynamic terminal.Have speech, the method for the present embodiment further include:
S132. the Mutual coupling for the electromagnetic wave signal that at least two reception arrives is determined.Similarly, may be used
The Mutual coupling (Direction Of Arrival, DOA) in each path is directly determined by the smart antenna of mobile terminal,
Mutual coupling is also known as Power estimation (spectral estimation), direction of arrival (Angle Of Arrival) estimation, is
Refer to arrival direction (deflection and pitch angle of each signal arrival intelligent antenna array reference array element, the letter to spacing wave
Claim direction of arrival) estimation.If executing the independence of the method for the present embodiment in mobile terminal device, the determination can be logical
Cross what the mode communicated with mobile terminal device was realized.
Step S140 can further comprise:
S142. the channel characteristics of the electromagnetic wave signal arrived according at least at least two reception are determined from extremely
The electromagnetic wave signal of a few destination path.
In one possible implementation, determine at least two reception to electromagnetic wave signal in it is different when
The electromagnetic wave signal for carving channel characteristics receiving and having the same is destination path electromagnetic wave signal.It should be noted that
In the method for the embodiment of the present application, " identical " of " in identical channel characteristics " not only include it is stringent identical, further include
It is same or similar in the range of those skilled in the art can understand that.For example, in the electromagnetic wave for considering two moment
In the case where signal, it is assumed that mobile terminal t1 reception to multipath component include B1, B2, B3, B4, t2 reception arrives
Multipath component include B1 ', B2 ', B4 ', and wherein, B1, B2, B4 and B1 ', B2 ', B4 ' has similar channel characteristics, then really
Determine B1 and B1 ' it is the signal from same path, B2 and B2 ' they are the signals from same path, and B4 and B4 ' they are from all the way
The signal of diameter, this three paths are the destination path.It is false in the case where considering the electromagnetic wave signal more than two moment
If mobile terminal t1 reception to multipath component include B1, B2, B3, B4, t2 reception to multipath component include
B1 ', B2 ', B4 ', t3 reception to multipath component include B3 ", B4 ", and wherein, B4, B4 ' and B4 " there is similar letter
Road feature, it is determined that a corresponding paths are destination path.
It should be noted that the electromagnetic wave signal of Base Transmitter, the mobile terminal intelligent aerial array after multipath channel
Receiving the signal from multiple propagation paths simultaneously, (array antenna can handle the quantity of wave beam by array antenna array number and battle array
Column processing algorithm determines.General received number of beams is less than array number, when utilization virtual array technology, compressed sensing technology etc.
Afterwards, under the premise of predicting signal characteristic, the quantity that can handle wave beam can be greater than array number).
S144. appoint at least two moment according at least to the electromagnetic wave signal from an at least destination path
It anticipates the Mutual coupling at two moment, determines the attitudes vibration at any two moment described in the mobile terminal.
According to the Mutual coupling at least electromagnetic wave signal of a destination path, each moment target can determine
The azimuth of the electromagnetic wave signal in path and pitch angle, according to the Mutual coupling at least two moment, namely at least two
The azimuth of the electromagnetic wave signal of the destination path at a moment and pitch angle can determine the appearance of any two moment mobile terminal
State variation, wherein azimuthal variation indicates the rotation in the horizontal direction of mobile terminal, namely rotates horizontally the change of posture
Change；The variation of pitch angle indicates the rotation transformationization in mobile terminal pitch orientation.In addition, more than one target road if it exists
Diameter, it may be determined that the average value of the corresponding multiple directions angle of a plurality of destination path and pitch angle is azimuth and the pitching at the moment
Angle, to further increase the precision of attitudes vibration.
To sum up, the method for the present embodiment can utilize mobile terminal smart antenna, to the received mulitpath arrived
Signal is screened, and wherein metastable path is taken out, and is handled stable path signal to achieve the purpose that survey appearance.
In addition, the channel characteristics include at least absolute time delay and attenuation coefficient in the method for the embodiment of the present application, it can
The channel characteristics are determined according to channel estimation.That is, step S140 further include:
S141. channel estimation is carried out to the electromagnetic wave signal that at least two reception arrives using the prior art, really
The channel characteristics for the electromagnetic wave signal that any time receives at least two moment are scheduled on, wherein containing absolute time delay
(electromagnetic wave from be emitted to the time being received) and attenuation coefficient.
Wherein, how to carry out channel estimation according to the signal received is the mature technology in this field, is not gone to live in the household of one's in-laws on getting married herein
It states.And for the electromagnetic wave signal from any paths, attenuation coefficient can be according to (such as the intelligence for passing through mobile terminal
Antenna can be directly according to receiving what signal determined) reception power and (such as according to synchronous between base station and mobile terminal
Being obtained in signal) ratio between transmission power determines.The mature various technologies in this field can also be used to come according to channel
Estimated result determines the absolute time delay of multipath signal, for example, directly extracting from channel impulse response, or arrived using signal is received
Up to time (time of arrival, TOA) algorithm, etc..
To sum up, the method for the present embodiment can receive the transmission feature of signal multipath transmisstion based on mobile terminal, according to shifting
The electromagnetic wave signal for the mulitpath that dynamic terminal receives completes the determination of mobile terminal attitudes vibration, and precision is higher.
It will be understood by those skilled in the art that in the above method of the application specific embodiment, the serial number of each step
Size is not meant that the order of the execution order, and the execution sequence of each step should be determined by its function and internal logic, without answering
Any restriction is constituted to the implementation process of the application specific embodiment.
In addition, the embodiment of the present application also provides a kind of computer-readable mediums, including following grasp is carried out when executed
The computer-readable instruction of work: the operation of each step of the method in above-mentioned Fig. 1 illustrated embodiment is executed.
The embodiment of the present application also provides a kind of device for executing above-mentioned moving condition motion state and determining method, the devices
It can be the device independently of any mobile terminal device, can also be the device for belonging to any mobile terminal device.According to the device
Above-mentioned different executive roles needs, in addition to each component part described below, described device further includes can be real as needed
The communication module now communicated with arbitrary equipment outside device.As shown in Fig. 2 (a), the moving condition of the embodiment of the present application moves shape
State determining device 200 includes:
Obtain module 220, the electromagnetic wave signal arrived for obtaining at least two reception of mobile terminal.
As described above, due to the relative motion that may occur between various scatterers of mobile terminal, mobile terminal
Each moment is likely to be received the electromagnetic wave signal from different paths, that is, previous moment receives the letter from a path
Number, the subsequent time path may not exist, and therefore, it is necessary to the path being stabilized according to two times of reception ability
It is accurately determined the attitudes vibration of mobile terminal.That is, obtaining module 220 obtains what at least two reception of mobile terminal arrived
Electromagnetic wave signal.In one possible implementation, the mobile terminal is obtained by the smart antenna of the mobile terminal
The electromagnetic wave signal that at least two receptions arrive.If the device of the present embodiment is independently of mobile terminal device, the acquisition can
For by communicating realization with mobile terminal device；Otherwise, it can directly be obtained by receiving.Optionally, module 220 is obtained to pass through
The smart antenna of mobile terminal obtains.
First determining module 240, the electromagnetic wave letter for being arrived according at least at least two reception of mobile terminal
Number channel characteristics and Mutual coupling, determine the attitudes vibration of the mobile terminal.
Through analyzing, interval time very little, when being displaced smaller with respect to the wavelength of electromagnetic wave signal of mobile terminal, mobile terminal
Can receive the electromagnetic wave signal from same path, also, such path signal should have it is same or similar
Channel characteristics.The method of the present embodiment is the signal that the such path still having in long period of time is determined based on this
Feature, and then determine the attitudes vibration of mobile terminal, to obtain higher measurement accuracy.First determining module 240 at least root
According to the channel characteristics and Mutual coupling of the electromagnetic wave signal that at least two reception of mobile terminal arrives, determine described in
The attitudes vibration of mobile terminal.Have speech, as shown in Fig. 2 (b), the device 200 of the present embodiment further include:
Second determining module 232, for determining the direction of arrival of electromagnetic wave signal that at least two reception arrives
Estimation.Similarly, the Mutual coupling (Direction in each path can also be directly determined by the smart antenna of mobile terminal
Of Arrival, DOA), Mutual coupling is also known as Power estimation (spectral estimation), direction of arrival (Angle Of
Arrival) estimate, refer to the arrival direction (direction of each signal arrival intelligent antenna array reference array element to spacing wave
Angle and pitch angle, abbreviation direction of arrival) estimation.If the device of the present embodiment is independently of mobile terminal device, the determination
It can be to be realized by way of being communicated with mobile terminal device.
As shown in Fig. 2 (c), the first determining module 240 can further comprise:
First determination unit 242, the channel of the electromagnetic wave signal for being arrived according at least at least two reception
Feature determines the electromagnetic wave signal from an at least destination path.
In one possible implementation, determine at least two reception to electromagnetic wave signal in it is different when
The electromagnetic wave signal for carving channel characteristics receiving and having the same is destination path electromagnetic wave signal.It should be noted that
In the method for the embodiment of the present application, " identical " of " in identical channel characteristics " not only include it is stringent identical, further include
It is same or similar in the range of those skilled in the art can understand that.For example, in the electromagnetic wave for considering two moment
In the case where signal, it is assumed that mobile terminal t1 reception to multipath component include B1, B2, B3, B4, t2 reception arrives
Multipath component include B1 ', B2 ', B4 ', and wherein, B1, B2, B4 and B1 ', B2 ', B4 ' has similar channel characteristics, then really
Determine B1 and B1 ' it is the signal from same path, B2 and B2 ' they are the signals from same path, and B4 and B4 ' they are from all the way
The signal of diameter, this three paths are the destination path.It is false in the case where considering the electromagnetic wave signal more than two moment
If mobile terminal t1 reception to multipath component include B1, B2, B3, B4, t2 reception to multipath component include
B1 ', B2 ', B4 ', t3 reception to multipath component include B3 ", B4 ", and wherein, B4, B4 ' and B4 " there is similar letter
Road feature, it is determined that a corresponding paths are destination path.
It should be noted that the electromagnetic wave signal of Base Transmitter, the mobile terminal intelligent aerial array after multipath channel
Receiving the signal from multiple propagation paths simultaneously, (array antenna can handle the quantity of wave beam by array antenna array number and battle array
Column processing algorithm determines.General received number of beams is less than array number, when utilization virtual array technology, compressed sensing technology etc.
Afterwards, under the premise of predicting signal characteristic, the quantity that can handle wave beam can be greater than array number).
Second determination unit 244, for according at least to the electromagnetic wave signal from an at least destination path described
The Mutual coupling at any two moment at least two moment, determines the appearance at any two moment described in the mobile terminal
State variation.
According to the Mutual coupling at least electromagnetic wave signal of a destination path, each moment target can determine
The azimuth of the electromagnetic wave signal in path and pitch angle, according to the Mutual coupling at least two moment, namely at least two
The azimuth of the electromagnetic wave signal of the destination path at a moment and pitch angle can determine the appearance of any two moment mobile terminal
State variation, wherein azimuthal variation indicates the rotation in the horizontal direction of mobile terminal, namely rotates horizontally the change of posture
Change；The variation of pitch angle indicates the rotation transformationization in mobile terminal pitch orientation.In addition, more than one target road if it exists
Diameter, it may be determined that the average value of the corresponding multiple directions angle of a plurality of destination path and pitch angle is azimuth and the pitching at the moment
Angle, to further increase the precision of attitudes vibration.
To sum up, the device of the present embodiment can utilize mobile terminal smart antenna, to the received mulitpath arrived
Signal is screened, and wherein metastable path is taken out, and is handled stable path signal to achieve the purpose that survey appearance.
In addition, the channel characteristics include at least absolute time delay and attenuation coefficient in the device of the embodiment of the present application, it can
The channel characteristics are determined according to channel estimation.That is, as shown in Fig. 2 (d), the first determining module 240 further include:
Third determination unit 241, the electromagnetic wave signal for arriving at least two reception carry out channel estimation,
Determine the channel characteristics for the electromagnetic wave signal that any time receives at least two moment.
Wherein, how to carry out channel estimation to the signal received is the mature technology in this field, and therefore not to repeat here.
And for the electromagnetic wave signal from any paths, attenuation coefficient can be according to (such as the intelligent day for passing through mobile terminal
Line can directly according to receive signal determine) reception power and (such as according between base station and mobile terminal it is synchronous believe
Being obtained in number) ratio between transmission power determines.The mature various technologies in this field can also be used to estimate according to channel
Meter result determines the absolute time delay of multipath signal, for example, directly extracting from channel impulse response, or reached using signal is received
Time (time of arrival, TOA) algorithm, etc..
To sum up, the device of the present embodiment can receive the transmission feature of signal multipath transmisstion based on mobile terminal, according to shifting
The electromagnetic wave signal for the mulitpath that dynamic terminal receives completes the determination of mobile terminal attitudes vibration, and precision is higher.
Fig. 3 is a kind of structural schematic diagram of moving condition motion state determining device 300 provided by the embodiments of the present application, this
Application specific embodiment does not limit the specific implementation of moving condition motion state determining device 300.As shown in figure 3, should
Moving condition motion state determining device 300 may include:
Processor (processor) 310,320, memory communication interface (Communications Interface)
(memory) 330 and communication bus 340.Wherein:
Processor 310, communication interface 320 and memory 330 complete mutual communication by communication bus 340.
Communication interface 320, for being communicated with the network element of such as client etc..
Mobile shape in the Installation practice of above-mentioned Fig. 2 (a) specifically may be implemented for executing program 332 in processor 310
The correlation function of state motion state device.
Specifically, program 332 may include program code, and said program code includes computer operation instruction.
Processor 310 may be a central processor CPU or specific integrated circuit ASIC (Application
Specific Integrated Circuit), or be arranged to implement the integrated electricity of one or more of the embodiment of the present application
Road.Program 332 specifically can be used for so that the moving condition motion state determining device 300 executes following steps:
Obtain the electromagnetic wave signal that at least two reception of mobile terminal arrives；
The channel characteristics and wave of the electromagnetic wave signal arrived according at least at least two reception of mobile terminal are up to side
To estimation, the attitudes vibration of the mobile terminal is determined.
The specific implementation of each step may refer to corresponding in corresponding steps and unit in above-described embodiment in program 332
Description, this will not be repeated here.It is apparent to those skilled in the art that for convenience and simplicity of description, it is above-mentioned to retouch
The specific work process of the equipment and module stated can refer to corresponding processes in the foregoing method embodiment description, herein no longer
It repeats.
Although subject matter described herein is held in the execution on the computer systems of binding operation system and application program
It is provided in capable general context, but it will be appreciated by the appropriately skilled person that may also be combined with other kinds of program module
To execute other realizations.In general, program module include routines performing specific tasks or implementing specific abstract data types,
Program, component, data structure and other kinds of structure.It will be understood by those skilled in the art that subject matter described herein can
It is practiced, including handheld device, multicomputer system, based on microprocessor or can compiled with using other computer system configurations
Journey consumption electronic product, minicomputer, mainframe computer etc., it is possible to use in wherein task by being connected by communication network
In the distributed computing environment that remote processing devices execute.In a distributed computing environment, program module can be located locally and far
In the two of journey memory storage device.
Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and method and step can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
Scope of the present application.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer readable storage medium.Based on this understanding, the technical solution of the application is substantially in other words
The part of the part or the technical solutions that contribute to original technology can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) execute each embodiment the method for the application all or part of the steps.
And computer-readable storage medium above-mentioned include with store as computer readable instructions, data structure, program module or its
Any mode or technology of the information such as his data are come the physics volatile and non-volatile, removable and can not be situated between because of east realized
Matter.Computer-readable storage medium specifically includes, but is not limited to, USB flash disk, mobile hard disk, read-only memory (ROM, Read-
Only Memory), random access memory (RAM, Random Access Memory), Erasable Programmable Read Only Memory EPROM
(EPROM), Electrically Erasable Programmable Read-Only Memory (EEPROM), flash memory or other solid-state memory technologies, CD-ROM, number are more
Functional disc (DVD), HD-DVD, blue light (Blue-Ray) or other light storage devices, tape, disk storage or other magnetic storages
Equipment or any other medium that can be used to store information needed and can be accessed by computer.
Embodiment of above is merely to illustrate the application, and is not the limitation to the application, in relation to the common of technical field
Technical staff can also make a variety of changes and modification in the case where not departing from spirit and scope, therefore all
Equivalent technical solution also belongs to the scope of the application, and the scope of patent protection of the application should be defined by the claims.
Claims (10)
1. a kind of motion state of mobile terminal determines method, which is characterized in that the described method includes:
Obtain at least two reception of mobile terminal to mulitpath on electromagnetic wave signal；
According at least at least two reception of mobile terminal to mulitpath on electromagnetic wave signal channel characteristics
And Mutual coupling, determine the attitudes vibration of the mobile terminal；The direction of arrival are as follows: each signal reaches mobile terminal
Intelligent antenna array reference array element deflection and pitch angle；The attitudes vibration are as follows: rotationally-varying in horizontal direction
And it is rotationally-varying in pitch orientation.
2. the method according to claim 1, wherein described obtain what at least two reception of mobile terminal arrived
In electromagnetic wave signal on mulitpath:
By the smart antenna of the mobile terminal obtain at least two reception of mobile terminal to mulitpath on
Electromagnetic wave signal.
3. according to the method described in claim 2, it is characterized in that, the method also includes:
Determine at least two reception to mulitpath on electromagnetic wave signal Mutual coupling.
4. according to the method described in claim 3, it is characterized in that, the mulitpath that at least two reception of the determination arrives
On electromagnetic wave signal Mutual coupling in:
By the smart antenna of the mobile terminal determine at least two reception to mulitpath on electromagnetic wave
The Mutual coupling of signal.
5. according to the method described in claim 4, it is characterized in that, the attitudes vibration of the determination mobile terminal includes:
According at least at least two reception to mulitpath on electromagnetic wave signal channel characteristics, determination come from
At least electromagnetic wave signal of a destination path；
According at least to the electromagnetic wave signal from an at least destination path at least two moment when any two
The Mutual coupling at quarter determines the attitudes vibration at any two moment described in the mobile terminal.
6. according to the method described in claim 5, it is characterized in that, the determination is believed from the electromagnetic wave of an at least destination path
In number:
Determine the electromagnetic wave letter of channel characteristics that the different moments at least two moment receive and having the same
Number be destination path electromagnetic wave signal.
7. a kind of motion state of mobile terminal determining device, which is characterized in that described device includes:
One obtain module, for obtain at least two reception of mobile terminal to mulitpath on electromagnetic wave signal；
One first determining module, for according at least at least two reception of mobile terminal to mulitpath on electricity
The channel characteristics and Mutual coupling of magnetostatic wave signal, determine the attitudes vibration of the mobile terminal；The direction of arrival are as follows: each
A signal reaches the deflection and pitch angle of the intelligent antenna array reference array element of mobile terminal；The attitudes vibration are as follows: water
It is rotationally-varying in square upward rotationally-varying and pitch orientation.
8. device according to claim 7, which is characterized in that the intelligent day for obtaining module and passing through the mobile terminal
Line obtain at least two reception of mobile terminal to mulitpath on electromagnetic wave signal.
9. device according to claim 8, which is characterized in that described device further include:
One second determining module, for determine at least two reception to mulitpath on electromagnetic wave signal wave
Up to direction estimation.
10. device according to claim 9, which is characterized in that second determining module passes through the mobile terminal
Smart antenna determine at least two reception to mulitpath on electromagnetic wave signal Mutual coupling.
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| CN106961295B (en) * | 2017-02-20 | 2020-10-27 | 广州视源电子科技股份有限公司 | Configuration method and system of intelligent antenna |
| US11226408B2 (en) * | 2018-07-03 | 2022-01-18 | Panasonic Intellectual Property Management Co., Ltd. | Sensor, estimating device, estimating method, and recording medium |
| CN111177291B (en) * | 2019-12-23 | 2021-12-14 | 腾讯科技（深圳）有限公司 | Object moving method, device, equipment and medium |
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| CA2265937C (en) * | 1997-11-19 | 2005-08-23 | Ntt Mobile Communications Network Inc. | Simultaneous plural code series generator and cdma radio receiver using same |
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| CN103209450A (en) * | 2012-01-11 | 2013-07-17 | 华为技术有限公司 | Method for obtaining movement speed of mobile terminal, base station and terminal |
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| CA2265937C (en) * | 1997-11-19 | 2005-08-23 | Ntt Mobile Communications Network Inc. | Simultaneous plural code series generator and cdma radio receiver using same |
| CN1395429A (en) * | 2001-07-09 | 2003-02-05 | 电子科技大学 | Method for measuring motion speed of mobile station in mobile communication |
| EP1843479A1 (en) * | 2006-04-07 | 2007-10-10 | Broadcom Corporation | Method and apparatus for new cell identification in a WCDMA network with a given neighbor set |
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