CN105510941A - Signal processing method and electronic equipment - Google Patents
Signal processing method and electronic equipment Download PDFInfo
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- CN105510941A CN105510941A CN201510824259.2A CN201510824259A CN105510941A CN 105510941 A CN105510941 A CN 105510941A CN 201510824259 A CN201510824259 A CN 201510824259A CN 105510941 A CN105510941 A CN 105510941A
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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
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
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Abstract
The invention discloses a signal processing method and electronic equipment. M signals and N signals are obtained by using a first signal receiving device of electronic equipment and a second signal receiving device different from the first signal receiving device respectively; on the basis of the M signals and the N signals, K signals are determined; and thus location of the electronic equipment is determined according to the screened K signals. Therefore, the precision of an analysis result can be effectively improved by obtaining information sent by a plurality of signal sources; and the time for searching a signal source meeting a preset condition can be reduced. And thus technical effects of improvement of positioning result precision of electronic equipment and improvement of positioning efficiency can be realized.
Description
Technical field
The present invention relates to electronic technology field, particularly relate to a kind of signal processing method and electronic equipment.
Background technology
As shown in Figure 1, current mobile phone and other-end GPS are only provided with a gps antenna usually, and that is, the terminals such as current mobile phone only adopt a gps signal receiving path usually when Received signal strength.But due to the multipath effect of wireless signal, when user is when using various terminal to receive gps signal, often cause the gps signal received more weak because of many reasons, positioning time is longer, and positioning precision is poor.
One is that user often adopts multiple posture when holding mobile phone, is often in mobile status again or when using GPS terminal, and different gestures and terminal GPS can bring different impacts to gps signal reception based on diverse location.
Two be in GPS terminal use procedure often can due to GPS receiving antenna block by barrier, thus cannot gps signal be received, or weaken received gps signal.
Even if three is do not have barrier to block gps signal; when resolving number of satellite at 4,5; and the satellite information of institute in order to locate before do not prestore in GPS terminal system; when namely carrying out satellite-signal cold start-up location; the critical positioning time of number of satellite can be long, and positioning precision is very poor, and position convergence can slowly; and error is tens meters of scopes usually, can bring the Consumer's Experience of non-constant thus to user.
Visible, also exist when GPS terminal equipment adopts a gps signal receiving path in prior art, often because of use location reason, antenna be blocked reason, cold start-up time can resolve the more reason of number of satellite and cause the technical matters that GPS terminal positioning time is longer, positioning precision is poor.
Summary of the invention
The application provides a kind of signal processing method and electronic equipment, in order to solve also exist in prior art when GPS terminal equipment adopts a gps signal receiving path, often because of use location reason, antenna be blocked reason, cold start-up time can resolve the more reason of number of satellite and cause the technical matters that GPS terminal positioning time is longer, positioning precision is poor.
The application provides a kind of signal processing method on the one hand, comprising:
M signal is obtained by the first signal receiving device on electronic equipment, and obtain N number of signal by the secondary signal receiving trap on described electronic equipment, wherein, described first signal receiving device is different from described secondary signal receiving trap, and M and N be more than or equal to 1 integer;
Determine K signal based on a described M signal and described N number of signal, wherein, a described K signal in order to determine the position of described electronic equipment, K be more than or equal to 1 integer;
The position of described electronic equipment is determined according to a described K signal.
Alternatively, obtain M signal described by the first signal receiving device on electronic equipment, and before obtaining N number of signal by the secondary signal receiving trap on described electronic equipment, described method also comprises:
Determine to there is not the first information in described electronic equipment, the described first information is in order to characterize L sender unit, and the signal that described electronic equipment has been sent by a described L sender unit determines the position of described electronic equipment, L be more than or equal to 1 integer.
Alternatively, described first signal receiving device and described secondary signal receiving trap are gps signal receiving trap;
A described M signal and N number of signal are the signals sent by satellite.
Alternatively, describedly determine K signal based on a described M signal and described N number of signal, comprising:
K the signal that signal intensity is the strongest is determined from a described M signal and/or described N number of signal.
Alternatively, describedly determine K signal based on a described M signal and described N number of signal, comprising:
To determine in a described M signal that signal intensity is that in Q the strongest signal and described N number of signal, signal intensity is P the strongest signal;
Originate mutually different signal as a described K signal using in a described Q signal and a described P signal, wherein, Q and P be more than or equal to 0 integer.
On the other hand, the embodiment of the present application additionally provides a kind of electronic equipment, comprising:
First signal receiving device, in order to obtain M signal, M be more than or equal to 1 integer;
Secondary signal receiving trap, in order to obtain N number of signal, described secondary signal receiving trap is different from described first signal receiving device, and the distance between described secondary signal receiving trap and described first signal receiving device is more than or equal to predetermined threshold value, N be more than or equal to 1 integer;
Processor, in order to determine K signal based on a described M signal and described N number of signal, determines the position of described electronic equipment according to a described K signal, K be more than or equal to 1 integer.
Alternatively, described processor, in order to determine there is not the first information in described electronic equipment, the described first information is in order to characterize L sender unit, the signal that described electronic equipment has been sent by a described L sender unit determines the position of described electronic equipment, L be more than or equal to 1 integer.
Alternatively, described first signal receiving device and described secondary signal receiving trap are gps signal receiving trap;
A described M signal and N number of signal are the signals sent by satellite.
Alternatively, described processor, in order to determine K the signal that signal intensity is the strongest from a described M signal and/or described N number of signal.
Alternatively, described processor, in order to determine in a described M signal that signal intensity is that in Q the strongest signal and described N number of signal, signal intensity is P the strongest signal, originate mutually different signal as a described K signal using in a described Q signal and a described P signal, wherein, Q and P be more than or equal to 0 integer.
The one or more technical schemes provided in the embodiment of the present application, at least have following technique effect or advantage:
Technical scheme in the embodiment of the present application can obtain M signal by the first signal receiving device on electronic equipment and the secondary signal receiving trap different from described first signal receiving device, obtain M signal and N number of signal respectively, determine K signal based on a described M signal and described N number of signal again, thus determine the position of described electronic equipment according to described K the signal filtered out.The information that can send by obtaining multiple signal source thus effectively improves the degree of accuracy of analysis result, and reduces the time that search meets pre-conditioned signal source.Thus there is the positioning result precision improving electronic equipment and the technique effect improving location efficiency.
The embodiment of the present application at least also has following technique effect or advantage:
Further, the technical scheme in the embodiment of the present application can also by detection system in advance current whether be in do not prestore before institute in order to the signal source information of locating, need the cold start of again searching for available signal source.Thus the scheme performed when testing result characterization system is in described cold start in the embodiment of the present application, thus realize under cold start, also can shorten the degree of accuracy effectively improving analysis result, and reduce the time that search meets pre-conditioned signal source.Therefore there is the technique effect improving applicability and ensure to improve location efficiency further.
Further, the technical scheme in the embodiment of the present application by being pretend signal intensity most as screening the condition of K signal, and can also filter out the signal of described K the strongest signal of signal as the position of analysis acquisition electronic equipment in several ways.Achieve and more accurate, that acquiring way the is more unimpeded signal of carry information is analyzed and obtains the function of the position of electronic equipment.Therefore, also there is the technique effect improving applicability further, improve location efficiency and raising positioning accurate accuracy.
Further, technical scheme in the embodiment of the present application can also by determining that in a described M signal signal intensity is Q the strongest signal and determine that in described N number of signal signal intensity is P the strongest signal, and originate mutually different signal as a described K signal using in a described Q signal and P signal, therefore there is the signal intensity both having ensured a described K signal, and the technique effect of signal number required when ensureing to position.
Accompanying drawing explanation
Fig. 1 is the receiving system structural drawing in existing terminal;
The process flow diagram of a kind of signal processing method that Fig. 2 provides for the embodiment of the present invention;
The structural drawing of a kind of electronic equipment that Fig. 3 provides for the embodiment of the present invention;
A kind of system construction drawing that have employed the electronic equipment of two-way GPS receiving path that Fig. 4 provides for the embodiment of the present invention.
Embodiment
The application provides a kind of signal processing method and electronic equipment, in order to solve also exist in prior art when GPS terminal equipment adopts a gps signal receiving path, often because of use location reason, antenna be blocked reason, cold start-up time can resolve the more reason of number of satellite and cause the technical matters that GPS terminal positioning time is longer, positioning precision is poor.
Technical scheme in the embodiment of the present application is for solving the problems of the technologies described above, and general thought is as follows:
Technical scheme in the embodiment of the present application can obtain M signal by the first signal receiving device on electronic equipment and the secondary signal receiving trap different from described first signal receiving device, obtain M signal and N number of signal respectively, determine K signal based on a described M signal and described N number of signal again, thus determine the position of described electronic equipment according to described K the signal filtered out.The information that can send by obtaining multiple signal source thus effectively improves the degree of accuracy of analysis result, and reduces the time that search meets pre-conditioned signal source.Thus there is the positioning result precision improving electronic equipment and the technique effect improving location efficiency.
Below by accompanying drawing and specific embodiment, technical scheme is described in detail, the specific features being to be understood that in the embodiment of the present application and embodiment is the detailed description to technical scheme, instead of the restriction to technical scheme, when not conflicting, the technical characteristic in the embodiment of the present application and embodiment can combine mutually.
Term "and/or" herein, being only a kind of incidence relation describing affiliated partner, can there are three kinds of relations in expression, and such as, A and/or B, can represent: individualism A, exists A and B simultaneously, these three kinds of situations of individualism B.In addition, character "/" herein, general expression forward-backward correlation is to the relation liking a kind of "or".
Embodiment one
Please refer to Fig. 2, the embodiment of the present application one provides a kind of signal processing method, comprising:
Step 101: obtain M signal by the first signal receiving device on electronic equipment, and obtain N number of signal by the secondary signal receiving trap on described electronic equipment, wherein, described first signal receiving device is different from described secondary signal receiving trap, and M and N be more than or equal to 1 integer.
Described first signal receiving device and described secondary signal receiving trap can for receiving the receiving trap of wireless signal or wire signal, such as, the device receiving network broadband signal, the device receiving the radio frequency signal that base station sends, the device receiving the satellite positioning signal that satellite sends etc.As long as receiving the device carrying the signal of the information of locating described electronic equipment can as described first signal receiving device and described secondary signal receiving trap.
A described M signal can be the signal from M mutually different signal source, also can be M the signal from same signal source, can certainly be M the signal from multiple signal source, the multiple signals in a described M signal come from same signal source.
In like manner, described N number of signal also can be the signal from N number of mutually different signal source, also can be the N number of signal from same signal source, also can be the N number of signal from multiple signal source, the multiple signals in described N number of signal come from same signal source simultaneously.
It is pointed out that the signal source corresponding to a described M signal and the signal source corresponding to described N number of signal can be avoided as same signal source, the locating information in many ways can originated by acquisition is thus carried out comprehensive analysis and is obtained more accurate positioning result.Therefore the distance between described first signal receiving device and described secondary signal receiving trap can be set at least be more than or equal to a predeterminable range threshold value in actual mechanical process.Such as, the distance between described first signal receiving device and described secondary signal receiving trap is at least greater than 10 centimetres or 15 centimetres.
Relative distance residing for the first signal receiving device and secondary signal receiving trap is greater than predetermined threshold value, therefore, it is possible to ensure in actual mechanical process the signal that two signal receiving devices at least can receive unlike signal source and send preferably.Can ensure that the locating information by obtaining separate sources obtains positioning result more accurately to analyze thus further.
And, relative distance also residing for the first signal receiving device and secondary signal receiving trap is greater than predetermined threshold value, therefore, even if the first signal receiving device or secondary signal receiving trap block by barrier, do not affect another signal receiving device Received signal strength, therefore can improve the receiving efficiency that described electronic equipment receives positioning signal further yet.
Step 102: determine K signal based on a described M signal and described N number of signal, wherein, a described K signal in order to determine the position of described electronic equipment, K be more than or equal to 1 integer.
In actual mechanical process, the signal received due to signal receiving device also exists the not equal factor of signal intensity difference, signal carry information, therefore need the signal received from the first signal receiving device and secondary signal receiving trap, to determine one or more signals of satisfying the demand, to be more conducive to fast and accurately determine the position of described electronic equipment.
Such as, can determine K signal from a described M signal and N number of signal, the information entrained by a described K signal completely can orient the particular location of described electronic equipment; Again such as, can determine K signal from a described M signal and N number of signal, a described K signal is sent the respectively signal of mutually different signal source, can improve the positional precision of the described electronic equipment determined thus; Again such as, can determine K signal, the signal that a described K signal sends for concrete A satellite, B satellite, C satellite and D satellite from a described M signal and N number of signal, this A, B, C, D tetra-satellites are preferred signal source satellite, etc.
Visible, in actual mechanical process, K signal can be determined according to multiple pre-conditioned various ways of taking from M signal and N number of signal, can reach quick thus and accurately determine the object of the position of described electronic equipment.Especially when the receiving system in electronic equipment is in cold start, due to before not prestoring in system in order to the signal source information of location, therefore system needs again to search for available signal source, if adopt a signal receiving device, then can be less and signal source is less due to the signal message in order to location received, the time that time of improving positioning precision and search signal meet pre-conditioned signal source can be increased in the process.Therefore, the information that can send by obtaining multiple signal source after the technique scheme in the embodiment of the present application effectively improves the degree of accuracy of analysis result, and reduces the time that search meets pre-conditioned signal source.Thus there is the positioning result precision improving electronic equipment and the technique effect improving location efficiency.
In actual mechanical process, the method or condition of determining a described K signal can be set as required and voluntarily, in order to the succinct of instructions just no longer enumerates at this.
Step 103: the position determining described electronic equipment according to a described K signal.
When defining K the signal gone out by conditional filtering, namely determine the position of described electronic equipment by a described K signal.
Due to a described K signal be by condition optimize in order to fast and accurately determine the signal of described electronic equipment position, therefore, in the implementation of this step, the process of the electronic equipment position obtained and result also can be more quick and accurate compared to prior art.
Visible, technical scheme in the embodiment of the present application can obtain M signal by the first signal receiving device on electronic equipment and the secondary signal receiving trap different from described first signal receiving device, obtain M signal and N number of signal respectively, determine K signal based on a described M signal and described N number of signal again, thus determine the position of described electronic equipment according to described K the signal filtered out.The information that can send by obtaining multiple signal source thus effectively improves the degree of accuracy of analysis result, and reduces the time that search meets pre-conditioned signal source.Thus there is the positioning result precision improving electronic equipment and the technique effect improving location efficiency.
Alternatively, obtain M signal described by the first signal receiving device on electronic equipment, and before obtaining N number of signal by the secondary signal receiving trap on described electronic equipment, described method also comprises:
Determine to there is not the first information in described electronic equipment, the described first information is in order to characterize L sender unit, and the signal that described electronic equipment has been sent by a described L sender unit determines the position of described electronic equipment, L be more than or equal to 1 integer.
That is, before performing the technical scheme in the embodiment of the present application, system also can detect current whether be in do not prestore before institute in order to the signal source information of locating, need the cold start of again searching for available signal source.
If when testing result characterization system is not in described cold start, then the signal that can be sent by the signal source in order to location before direct acquisition, is continued as described electronic equipment and positions.Thus shorten the time in search signal source.
And when if testing result characterization system is in described cold start, then can perform the scheme in the embodiment of the present application, thus realize under cold start, also can shorten the degree of accuracy that the information sent by obtaining multiple signal source effectively improves analysis result, reduce the time that search meets pre-conditioned signal source.
Visible, the technical scheme in the embodiment of the present application can also by detection system in advance current whether be in do not prestore before institute in order to the signal source information of locating, need the cold start of again searching for available signal source.Thus the scheme performed when testing result characterization system is in described cold start in the embodiment of the present application, thus realize under cold start, also can shorten the degree of accuracy effectively improving analysis result, and reduce the time that search meets pre-conditioned signal source.Therefore there is the technique effect improving applicability and ensure to improve location efficiency further.
Alternatively, described first signal receiving device and described secondary signal receiving trap are gps signal receiving trap;
A described M signal and N number of signal are the signals sent by satellite.
Alternatively, describedly determine K signal based on a described M signal and described N number of signal, comprising:
K the signal that signal intensity is the strongest is determined from a described M signal and/or described N number of signal.
That is, can be the condition pretended most as screening K signal by signal intensity, and from a described M signal and described N number of signal, filter out the strongest K of a signal signal by following three kinds of modes:
The first filters out the strongest K of a signal intensity signal in a described M signal.
The second filters out the strongest K of a signal intensity signal in described N number of signal.
This is owing to likely there is barrier at the antenna place of the first signal receiving device or secondary signal receiving trap in actual mechanical process, thus blocks the Signal reception of the first signal receiving device or secondary signal receiving trap.Confirm in the signal received by another signal receiving device that therefore can never be blocked by barrier that K signal that signal intensity is the strongest is to complete positioning work.
The third filters out the strongest K of a signal intensity signal in a described M signal and described N number of signal.Realize the signal more accurate based on carry information, acquiring way is more unimpeded thus to realize positioning work.
Visible, the technical scheme in the embodiment of the present application by being pretend signal intensity most as screening the condition of K signal, and can also filter out the signal of described K the strongest signal of signal as the position of analysis acquisition electronic equipment in several ways.Achieve and more accurate, that acquiring way the is more unimpeded signal of carry information is analyzed and obtains the function of the position of electronic equipment.Therefore, also there is the technique effect improving applicability further, improve location efficiency and raising positioning accurate accuracy.
Alternatively, describedly determine K signal based on a described M signal and described N number of signal, comprising:
To determine in a described M signal that signal intensity is that in Q the strongest signal and described N number of signal, signal intensity is P the strongest signal;
Originate mutually different signal as a described K signal using in a described Q signal and a described P signal, wherein, Q and P be more than or equal to 0 integer.
That is, in actual mechanical process, in order to ensure the signal intensity of K the signal determined as far as possible, and ensure that a described K signal derives from different signal sources further.Therefore in M signal and N number of signal, the strongest and mutually different signal of originating of signal intensity can also be determined respectively respectively, and using the strongest for described signal intensity and mutually different signal of originating as a described K signal.
It is pointed out that in actual mechanical process, can according to concrete required mutually different signal source quantity, and at least need the signal strength values reached to determine concrete screening conditions.
Such as, described M the signal that described first signal receiving device obtains comprises a-signal, B signal, C signal, D signal, E signal, and wherein signal intensity sequence is C signal, B signal, D signal, a-signal, E signal; Described N number of signal that described secondary signal receiving trap obtains comprises a signal, b signal, c signal, d signal, e signal, and wherein signal intensity sequence is b signal, a signal, e signal, c signal, d signal.When the signal that system needs four mutually different signals to originate to send is to position, determine four the strongest signals respectively in the signal that can obtain at described first signal receiving device and described secondary signal receiving trap, and continue in eight signals that the signal determined is the strongest, determine the mutually different signal in source.That is, C signal, B signal, D signal, a-signal and b signal, a signal, e signal, c signal can be determined.Wherein, C signal and c signal come from the first signal source, B signal and b signal and come from secondary signal source, a-signal and a signal and come from the 3rd signal source, and D signal comes from the 4th signal source, e signal comes from the 5th signal source.Can determine that the mutually different signal in source is: C signal, B signal, a-signal, D signal and e signal thus from described C signal, B signal, D signal, a-signal and b signal, a signal, e signal, c signal.Certainly, also can the signal that received by secondary signal receiving trap of prioritizing selection in actual mechanical process, that is, can also determine that the mutually different signal in source is: c signal, b signal, a signal, D signal and e signal.Can arrange as required and voluntarily in actual mechanical process.
It is pointed out that further if the signal source quantity finally determined is less than required signal number, the restriction about signal intensity can also be relaxed further.That is, the different signal in source can be obtained further in a described M signal with described N number of signal, signal number required during to ensure to position, thus ensure final positioning precision and required positioning time further.
Visible, technical scheme in the embodiment of the present application can also by determining that in a described M signal signal intensity is Q the strongest signal and determine that in described N number of signal signal intensity is P the strongest signal, and originate mutually different signal as a described K signal using in a described Q signal and P signal, therefore there is the signal intensity both having ensured a described K signal, and the technique effect of signal number required when ensureing to position.
Embodiment two
Please refer to Fig. 3, Fig. 4, the embodiment of the present application two provides a kind of electronic equipment, comprising:
A kind of electronic equipment, comprising:
First signal receiving device 201, in order to obtain M signal, M be more than or equal to 1 integer;
Secondary signal receiving trap 202, in order to obtain N number of signal, described secondary signal receiving trap is different from described first signal receiving device, and the distance between described secondary signal receiving trap and described first signal receiving device is more than or equal to predetermined threshold value, N be more than or equal to 1 integer;
Processor 203, in order to determine K signal based on a described M signal and described N number of signal, determines the position of described electronic equipment according to a described K signal, K be more than or equal to 1 integer.
Specifically, processor 203 can be specifically general central processing unit (CPU), can be that ASIC(Application Specific Integrated Circuit) is (English: ApplicationSpecificIntegratedCircuit, being called for short: ASIC), can be one or more integrated circuit performed for control program.
Further, described electronic equipment can also comprise storer, and the quantity of storer can be one or more.Storer can comprise ROM (read-only memory) (English: ReadOnlyMemory, be called for short: ROM), random access memory (English: RandomAccessMemory, RAM) and magnetic disk memory be called for short:.
Alternatively, described processor 203, in order to determine there is not the first information in described electronic equipment, the described first information is in order to characterize L sender unit, the signal that described electronic equipment has been sent by a described L sender unit determines the position of described electronic equipment, L be more than or equal to 1 integer.
Alternatively, described first signal receiving device 201 and described secondary signal receiving trap 202 are gps signal receiving trap;
A described M signal and N number of signal are the signals sent by satellite.
Alternatively, described processor 203, in order to determine K the signal that signal intensity is the strongest from a described M signal and/or described N number of signal.
Alternatively, described processor 203, in order to determine in a described M signal that signal intensity is that in Q the strongest signal and described N number of signal, signal intensity is P the strongest signal, originate mutually different signal as a described K signal using in a described Q signal and a described P signal, wherein, Q and P be more than or equal to 0 integer.
As shown in Figure 4, based on technique scheme, the embodiment of the present application provides the mobile phone of a support carrier aggregation, and this mobile phone is provided with two gps antennas, and respectively one_to_one corresponding is in two different radio-frequency modules.Further, these two gps antennas are separately positioned in two relative parallel surfaces of mobile phone, and spacing is each other more than or equal to 10 centimetres.Further, these two radio-frequency modules can in order to carry out reception and the process of GPS radio-frequency signal respectively.This mobile phone carries out as the signal processing method in earlier figures 2 embodiment carries out Fast Convergent process by processing unit to the received signal, the gps satellite number rapidly required for location and concrete gps satellite.Thus the information that can send by obtaining multiple satellite effectively improves the degree of accuracy of GPS positioning analysis result, and reduce the time that search meets pre-conditioned satellite.
Various variation pattern in signal processing method in earlier figures 2 embodiment and instantiation are equally applicable to the electronic equipment of the present embodiment, by the aforementioned detailed description to signal processing method, those skilled in the art clearly can know the implementation method of electronic equipment in the present embodiment, so succinct in order to instructions, be not described in detail in this.
As can be seen here, technical scheme in the embodiment of the present application can obtain M signal by the first signal receiving device on electronic equipment and the secondary signal receiving trap different from described first signal receiving device, obtain M signal and N number of signal respectively, determine K signal based on a described M signal and described N number of signal again, thus determine the position of described electronic equipment according to described K the signal filtered out.The information that can send by obtaining multiple signal source thus effectively improves the degree of accuracy of analysis result, and reduces the time that search meets pre-conditioned signal source.Thus there is the positioning result precision improving electronic equipment and the technique effect improving location efficiency.
The embodiment of the present application at least also has following technique effect or advantage:
Further, the technical scheme in the embodiment of the present application can also by detection system in advance current whether be in do not prestore before institute in order to the signal source information of locating, need the cold start of again searching for available signal source.Thus the scheme performed when testing result characterization system is in described cold start in the embodiment of the present application, thus realize under cold start, also can shorten the degree of accuracy effectively improving analysis result, and reduce the time that search meets pre-conditioned signal source.Therefore there is the technique effect improving applicability and ensure to improve location efficiency further.
Further, the technical scheme in the embodiment of the present application by being pretend signal intensity most as screening the condition of K signal, and can also filter out the signal of described K the strongest signal of signal as the position of analysis acquisition electronic equipment in several ways.Achieve and more accurate, that acquiring way the is more unimpeded signal of carry information is analyzed and obtains the function of the position of electronic equipment.Therefore, also there is the technique effect improving applicability further, improve location efficiency and raising positioning accurate accuracy.
Further, technical scheme in the embodiment of the present application can also by determining that in a described M signal signal intensity is Q the strongest signal and determine that in described N number of signal signal intensity is P the strongest signal, and originate mutually different signal as a described K signal using in a described Q signal and P signal, therefore there is the signal intensity both having ensured a described K signal, and the technique effect of signal number required when ensureing to position.
Those skilled in the art should understand, the embodiment of the application can be provided as method, system or computer program.Therefore, the application can adopt the form of complete hardware embodiment, completely software implementation or the embodiment in conjunction with software and hardware aspect.And the application can adopt in one or more form wherein including the upper computer program implemented of computer-usable storage medium (including but not limited to magnetic disk memory, CD-ROM, optical memory etc.) of computer usable program code.
The application describes with reference to according to the process flow diagram of the method for the embodiment of the present application, equipment (system) and computer program and/or block scheme.Should understand can by the combination of the flow process in each flow process in computer program instructions realization flow figure and/or block scheme and/or square frame and process flow diagram and/or block scheme and/or square frame.These computer program instructions can being provided to the processor of multi-purpose computer, special purpose computer, Embedded Processor or other programmable data processing device to produce a machine, making the instruction performed by the processor of computing machine or other programmable data processing device produce device for realizing the function of specifying in process flow diagram flow process or multiple flow process and/or block scheme square frame or multiple square frame.
These computer program instructions also can be stored in can in the computer-readable memory that works in a specific way of vectoring computer or other programmable data processing device, the instruction making to be stored in this computer-readable memory produces the manufacture comprising command device, and this command device realizes the function of specifying in process flow diagram flow process or multiple flow process and/or block scheme square frame or multiple square frame.
These computer program instructions also can be loaded in computing machine or other programmable data processing device, make on computing machine or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computing machine or other programmable devices is provided for the step realizing the function of specifying in process flow diagram flow process or multiple flow process and/or block scheme square frame or multiple square frame.
Specifically, computer program instructions corresponding to a kind of display packing in the embodiment of the present application can be stored on the storage mediums such as CD, hard disk, USB flash disk, when the computer program instructions corresponding with a kind of signal processing method in storage medium is read by an electronic equipment or be performed, comprise the steps:
Determine K signal based on a described M signal and described N number of signal, wherein, a described K signal in order to determine the position of described electronic equipment, K be more than or equal to 1 integer;
The position of described electronic equipment is determined according to a described K signal.
Alternatively, M signal is obtained by the first signal receiving device on electronic equipment described, and before obtaining N number of signal by the secondary signal receiving trap on described electronic equipment, the computer program instructions stored in described storage medium, when being performed, specifically also comprises the steps:
Determine to there is not the first information in described electronic equipment, the described first information is in order to characterize L sender unit, and the signal that described electronic equipment has been sent by a described L sender unit determines the position of described electronic equipment, L be more than or equal to 1 integer.
Alternatively, store in described storage medium with step: determine that computer program instructions that K signal is corresponding is when being performed, and specifically comprises the steps: based on a described M signal and described N number of signal
K the signal that signal intensity is the strongest is determined from a described M signal and/or described N number of signal.
Alternatively, store in described storage medium with step: determine that computer program instructions that K signal is corresponding is when being performed, and specifically comprises the steps: based on a described M signal and described N number of signal
To determine in a described M signal that signal intensity is that in Q the strongest signal and described N number of signal, signal intensity is P the strongest signal;
Originate mutually different signal as a described K signal using in a described Q signal and a described P signal, wherein, Q and P be more than or equal to 0 integer.
Although described the preferred embodiment of the application, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the application's scope.
Obviously, those skilled in the art can carry out various change and modification to the application and not depart from the spirit and scope of the application.Like this, if these amendments of the application and modification belong within the scope of the application's claim and equivalent technologies thereof, then the application is also intended to comprise these change and modification.
Claims (10)
1. a signal processing method, comprising:
M signal is obtained by the first signal receiving device on electronic equipment, and obtain N number of signal by the secondary signal receiving trap on described electronic equipment, wherein, described first signal receiving device is different from described secondary signal receiving trap, and M and N be more than or equal to 1 integer;
Determine K signal based on a described M signal and described N number of signal, wherein, a described K signal in order to determine the position of described electronic equipment, K be more than or equal to 1 integer;
The position of described electronic equipment is determined according to a described K signal.
2. the method for claim 1, is characterized in that, obtain M signal, and before obtaining N number of signal by the secondary signal receiving trap on described electronic equipment, described method also comprises described by the first signal receiving device on electronic equipment:
Determine to there is not the first information in described electronic equipment, the described first information is in order to characterize L sender unit, and the signal that described electronic equipment has been sent by a described L sender unit determines the position of described electronic equipment, L be more than or equal to 1 integer.
3. the method for claim 1, is characterized in that, described first signal receiving device and described secondary signal receiving trap are gps signal receiving trap;
A described M signal and N number of signal are the signals sent by satellite.
4. the method for claim 1, is characterized in that, describedly determines K signal based on a described M signal and described N number of signal, comprising:
K the signal that signal intensity is the strongest is determined from a described M signal and/or described N number of signal.
5. the method for claim 1, is characterized in that, describedly determines K signal based on a described M signal and described N number of signal, comprising:
To determine in a described M signal that signal intensity is that in Q the strongest signal and described N number of signal, signal intensity is P the strongest signal;
Originate mutually different signal as a described K signal using in a described Q signal and a described P signal, wherein, Q and P be more than or equal to 0 integer.
6. an electronic equipment, comprising:
First signal receiving device, in order to obtain M signal, M be more than or equal to 1 integer;
Secondary signal receiving trap, in order to obtain N number of signal, described secondary signal receiving trap is different from described first signal receiving device, and the distance between described secondary signal receiving trap and described first signal receiving device is more than or equal to predetermined threshold value, N be more than or equal to 1 integer;
Processor, in order to determine K signal based on a described M signal and described N number of signal, determines the position of described electronic equipment according to a described K signal, K be more than or equal to 1 integer.
7. electronic equipment as claimed in claim 6, it is characterized in that, described processor, in order to determine there is not the first information in described electronic equipment, the described first information is in order to characterize L sender unit, the signal that described electronic equipment has been sent by a described L sender unit determines the position of described electronic equipment, L be more than or equal to 1 integer.
8. electronic equipment as claimed in claim 6, it is characterized in that, described first signal receiving device and described secondary signal receiving trap are gps signal receiving trap;
A described M signal and N number of signal are the signals sent by satellite.
9. electronic equipment as claimed in claim 6, is characterized in that, described processor, in order to determine K the signal that signal intensity is the strongest from a described M signal and/or described N number of signal.
10. electronic equipment as claimed in claim 6, it is characterized in that, described processor, in order to determine in a described M signal that signal intensity is that in Q the strongest signal and described N number of signal, signal intensity is P the strongest signal, originate mutually different signal as a described K signal using in a described Q signal and a described P signal, wherein, Q and P be more than or equal to 0 integer.
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