CN104063095B - A kind of localization method and electronic equipment - Google Patents
A kind of localization method and electronic equipment Download PDFInfo
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- CN104063095B CN104063095B CN201310085609.9A CN201310085609A CN104063095B CN 104063095 B CN104063095 B CN 104063095B CN 201310085609 A CN201310085609 A CN 201310085609A CN 104063095 B CN104063095 B CN 104063095B
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Abstract
The present invention discloses a kind of localization method and electronic equipment.Method is applied to the first electronic equipment, first electronic equipment and the connection of the second electronic device data, first equipment includes at least two first collecting units, the first transmitter unit that second electronic equipment includes and the first collecting unit is matched, first transmitter unit is located at the first area of the second electronic equipment, first area is different from the writing end of the second electronic equipment, and method includes：The first transmitter unit is positioned by the first collecting unit, the positional information of first area is obtained；Obtain correction parameter information；Correction parameter information is used to represent the deviation between the position of first area and the position of writing end；According to correction parameter information and the positional information of first area, the positional information of writing end is determined.Using the method or electronic equipment of the present invention, it is possible to achieve to being accurately positioned for the writing pencil person's handwriting using ultrasonic wave positioning principle.
Description
Technical field
The present invention relates to track positioning field, more particularly to a kind of localization method and electronic equipment.
Background technology
With continuing to develop for electronic equipment, the occupation mode for electronic equipment is also more and more various.In the prior art,
There is a kind of utilization ultrasonic wave positioning principle to realize the writing pencil of hand-write input function.
The writing pencil of hand-write input function, which is illustrated, to be realized using ultrasonic wave positioning principle to this with an example below.
The lower end of the writing pencil, at a certain distance from nib, is provided with ultrasonic transmitting element.The writing pencil is carried out in hand-written plane
During writing, the side of hand-written plane is provided with least two ultrasonic wave receiving units.Between described two ultrasonic wave receiving units
It is spaced apart.The ultrasonic signal received by described two ultrasonic wave receiving units, it is possible to achieve exist to writing pencil
Person's handwriting positioning in hand-written plane.
But, the localization method of the person's handwriting of the prior art for writing pencil, due to being entered to ultrasonic transmitting element
Row positioning, so as to realize the positioning for writing pencil person's handwriting, so actual location go out be ultrasonic transmitting element position and
Track.It is of the prior art for hand-written again because the nib of ultrasonic transmitting element and writing pencil is spaced apart
, there is deviation between the two in the person's handwriting localization method of pen, the person's handwriting the oriented running orbit actual with nib.Used for example, working as
Family is using the ultrasonic transmitting element above writing pencil nib as rotary shaft, with writing pencil in hand-written one bowlder of plane picture, by
Keep constant in the position of ultrasonic transmitting element, so, using person's handwriting localization method of the prior art, None- identified is gone out
The circular trace that the nib of writing pencil is formed.
The content of the invention
It is an object of the invention to provide a kind of localization method and electronic equipment, it can eliminate in the prior art, simple basis
Ultrasonic transmitting element is carried out to position the obtained person's handwriting running orbit actual with nib, the deviation existed between the two is real
Now to being accurately positioned using the writing pencil person's handwriting of ultrasonic wave positioning principle.
To achieve the above object, the invention provides following scheme：
A kind of localization method, applied to the first electronic equipment, first electronic equipment and the second electronic device data connect
Connect, first electronic equipment includes at least two first collecting units, and second electronic equipment includes and described first adopts
Collect the first transmitter unit of units match, first transmitter unit is located at the first area of second electronic equipment, described
First area is different from the writing end of the second electronic equipment, and methods described includes：
First transmitter unit is positioned by first collecting unit, the position letter of the first area is obtained
Breath；
Obtain correction parameter information；The correction parameter information is used for the position and the position of writing end for representing first area
Between deviation；
According to the correction parameter information and the positional information of the first area, the position letter of the writing end is determined
Breath.
Optionally, the acquisition correction parameter information includes：
Offset distance information is obtained, the offset distance information represents throwing of first transmitter unit on writing plane
The distance between shadow and the writing end；
And/or, offset direction information is obtained, the offset direction information represents first transmitter unit in writing plane
On projection point to the direction of the writing end.
Optionally, the acquisition offset distance information, including：
Obtain the inclination angle between second electronic equipment and the writing plane；
The first distance is obtained, first distance is the distance of first transmitter unit and the writing end；
According to the inclination angle and the first distance, projection of first transmitter unit on writing plane and the book are calculated
The distance between end is write, offset distance information is obtained.
Optionally, the periphery of second electronic equipment is provided with multiple second transmitter units, and the second different transmittings is single
Member has different identification informations, and first electronic equipment is provided with the second collection matched with second transmitter unit
Unit, acquisition offset direction information, including：
Obtain the first identification information of the second nearest transmitter unit of writing plane described in distance on first direction；Described
One direction is perpendicular to the writing plane；
Obtain the second identification information of the second nearest transmitter unit of the second collecting unit described in distance in second direction；Institute
It is that the direction of the second collecting unit is pointed to from second electronic equipment to state second direction；
According to first identification information and the second identification information, determine first transmitter unit on writing plane
Projection point to the direction of the writing end, obtain offset direction information.
Optionally, gravity sensor is provided with second electronic equipment, the writing plane is horizontal plane, described to obtain
The first identification information of the second nearest transmitter unit of writing plane described in distance on first direction is taken, including：
The of the second nearest transmitter unit of horizontal plane described in distance on gravity direction is obtained by the gravity sensor
One identification information.
A kind of electronic equipment, the electronic equipment is the first electronic equipment, and first electronic equipment and the second electronics are set
Standby data cube computation, first electronic equipment includes at least two first collecting units, and second electronic equipment includes and institute
The first transmitter unit of the first collecting unit matching is stated, first transmitter unit is located at the firstth area of second electronic equipment
Domain, the first area is different from the writing end of the second electronic equipment, and first electronic equipment includes：
First area position information acquisition module, for fixed to first transmitter unit by first collecting unit
Position, obtains the positional information of the first area；
Correction parameter acquisition module, for obtaining correction parameter information；The correction parameter information is used to represent the firstth area
Deviation between the position in domain and the position of writing end；
Writing end positional information determining module, for the position according to the correction parameter information and the first area
Information, determines the positional information of the writing end.
Optionally, the correction parameter acquisition module, including：
Offset distance information acquisition unit, for obtaining offset distance information, the offset distance information represents described
Distance between projection and the writing end of one transmitter unit on writing plane；
And/or, offset direction information acquisition unit, for obtaining offset direction information, the offset direction information is represented
The direction of the writing end is pointed in projection of first transmitter unit on writing plane.
Optionally, the offset distance information acquisition unit, including：
Inclination angle obtains subelement, for obtaining the inclination angle between second electronic equipment and the writing plane；
First distance obtains subelement, for obtaining the first distance, first distance for first transmitter unit with
The distance of the writing end；
Offset distance information computation subunit, it is single for according to the inclination angle and the first distance, calculating first transmitting
Distance between projection and the writing end of the member on writing plane, obtains offset distance information.
Optionally, the periphery of second electronic equipment is provided with multiple second transmitter units, and the second different transmittings is single
Member has different identification informations, and first electronic equipment is provided with the second collection matched with second transmitter unit
Unit, the offset direction information acquisition unit, including：
First identification information obtains subelement, second hair nearest for obtaining writing plane described in distance on first direction
Penetrate the first identification information of unit；The first direction is perpendicular to the writing plane；
Second identification information obtains subelement, and nearest for obtaining the second collecting unit described in distance in second direction the
Second identification information of two transmitter units；The second direction is that the side of the second collecting unit is pointed to from second electronic equipment
To；
Offset direction information determination subelement, for according to first identification information and the second identification information, it is determined that
The direction of the writing end is pointed in projection of first transmitter unit on writing plane, obtains offset direction information.
Optionally, it is provided with gravity sensor on second electronic equipment, the writing plane is horizontal plane, described the
One identification information obtains subelement, including：
The identification information of gravity direction first obtain subelement, for by the gravity sensor obtain gravity direction on away from
First identification information of second transmitter unit nearest from the horizontal plane.
A kind of electronic equipment, the electronic equipment is the second electronic equipment, and second electronic equipment is set with the first electronics
Standby data cube computation, first electronic equipment includes at least two first collecting units, and second electronic equipment includes and institute
The first transmitter unit of the first collecting unit matching is stated, first transmitter unit is located at the firstth area of second electronic equipment
Domain, the first area is different from the writing end of the second electronic equipment, and the periphery of second electronic equipment is provided with multiple
Two transmitter units, the second different transmitter unit has a different identification informations, first electronic equipment be provided with it is described
The second collecting unit that second transmitter unit matches.
Optionally, gravity sensor is provided with second electronic equipment, second electronic equipment includes：
First discrimination information acquisition unit, for obtaining level described in distance on gravity direction by the gravity sensor
First identification information of the second nearest transmitter unit of face；
First identification information transmitting element, for sending first identification information to first electronic equipment.
The specific embodiment provided according to the present invention, the invention discloses following technique effect：
The localization method and electronic equipment of the present invention, by obtaining correction parameter information；According to the correction parameter information
And the positional information of the first area, the positional information of the writing end is determined, can be eliminated in the prior art, simple root
According to the position for ultrasonic transmitting element position obtained person's handwriting and nib reality, the deviation existed between the two is realized
To being accurately positioned for the writing pencil person's handwriting using ultrasonic wave positioning principle.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the flow chart of the localization method embodiment 1 of the present invention；
Fig. 2 is the structural representation of the second electronic equipment of the present invention；
Fig. 3 is the flow chart of the localization method embodiment 2 of the present invention；
Fig. 4 is the flow chart of the localization method embodiment 3 of the present invention；
Fig. 5 is the schematic top plan view of the second electronic equipment；
Fig. 6 is the flow chart of the localization method embodiment 4 of the present invention；
Fig. 7 is the structure chart of the electronic equipment embodiment 1 of the present invention；
Fig. 8 is the structure chart of the offset distance information acquisition unit of the electronic equipment of the present invention；
Fig. 9 is the structure chart of the offset direction information acquisition unit of the electronic equipment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
In order to facilitate the understanding of the purposes, features and advantages of the present invention, it is below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is further detailed explanation.
The localization method of the present invention, applied to the first electronic equipment.First electronic equipment can be provided with first
The electronic equipment of collecting unit, such as notebook computer.First collecting unit can be ultrasonic signal collecting unit.Institute
The signal of the first collecting unit collection is stated, can be used to realize the positioning function to the first transmitter unit.First transmitting
Unit can be ultrasonic signal transmitter unit.First electronic equipment and the second electronic device data connection.Wherein, it is described
Second electronic equipment can be writing pencil；The mode of data cube computation can be wired connection or wireless connection.
First electronic equipment includes at least two first collecting units, and second electronic equipment includes and described the
First transmitter unit of one collecting unit matching, first transmitter unit is located at the first area of second electronic equipment,
The first area is different from the writing end of the second electronic equipment.Specifically, first transmitter unit can be located at described the
The top of the writing end of two electronic equipments, i.e., described first area can be the top of the writing end of second electronic equipment.
The writing end of second electronic equipment, can be the nib of writing pencil.
Fig. 1 is the flow chart of the localization method embodiment 1 of the present invention.As shown in figure 1, methods described can include：
Step 101：First transmitter unit is positioned by first collecting unit, the first area is obtained
Positional information；
First collecting unit can be ultrasonic signal collecting unit, and first transmitter unit can be ultrasonic wave
Signal transmitter unit.First electronic equipment includes at least two first collecting units.At least two first collection is single
Member can be arranged on the side of the first electronic equipment.Can be to first transmitter unit by first collecting unit
Positioned on one imaginary plane.First imaginary plane is as where first collecting unit and first transmitter unit
The plane that point is constituted.The positional information of the first area where the first transmitter unit can be obtained after positioning.
Step 102：Obtain correction parameter information；The correction parameter information is used for position and the writing for representing first area
Deviation between the position at end；
Fig. 2 is the structural representation of the second electronic equipment of the present invention.As shown in Fig. 2 writing plane 206 can be imagination
Plane.Second electronic equipment 201 can be a kind of shape of writing pencil.The first transmitting list is provided with second electronic equipment 201
Member 202.Second electronic equipment 201 has writing end 203.
Generally, by the first collecting unit can position be the first transmitter unit 202 position.But, due to first
The position of transmitter unit 202 is not the position of writing end 203, so the position according to the first transmitter unit 202 is needed, it is determined that
The position of writing end 203.
In step 102, what the correction parameter information was represented is exactly position and the writing end 203 of the first transmitter unit 202
Position between deviation.
Specifically, the correction parameter information can include offset distance information, and/or, offset direction information.
The offset distance information can represent projection of first transmitter unit on writing plane and the writing
The distance between end.In fig. 2, the offset distance information can just represent first transmitter unit 202 in writing plane
The distance between projection 205 and the writing end 203 on 206.
The offset direction information can represent that the book is pointed in projection of first transmitter unit on writing plane
Write the direction at end.In fig. 2, the offset direction information can just represent first transmitter unit 202 in writing plane 206
On projection 205 point to the direction of the writing end 203.
Step 103：According to the correction parameter information and the positional information of the first area, the writing end is determined
Positional information.
Because the positional information of the first area can be obtained according to the first collecting unit to the positioning of the first transmitter unit,
The correction parameter information is also known, also, the correction parameter information represents position and the writing end of first area
Deviation between position, so, according to the correction parameter information and the positional information of the first area, it can determine institute
State the positional information of writing end.
In the present embodiment, by obtaining correction parameter information；According to the correction parameter information and the first area
Positional information, determine the positional information of the writing end, can eliminate in the prior art, it is simple to launch single according to ultrasonic wave
Member is carried out positioning the obtained person's handwriting position actual with nib, and the deviation existed between the two is realized to using ultrasonic wave positioning
The writing pencil person's handwriting of principle is accurately positioned.
Fig. 3 is the flow chart of the localization method embodiment 2 of the present invention.As shown in figure 3, methods described can include：
Step 301：First transmitter unit is positioned by first collecting unit, the first area is obtained
Positional information；
Step 302：Obtain the inclination angle between second electronic equipment and the writing plane；
Gravity sensor can be provided with second electronic equipment.Described can be detected by gravity sensor
Inclination angle between two electronic equipments and the writing plane.
Specifically, can first detect the inclination angle between second electronic equipment and horizontal plane by gravity sensor.
The locus of the first collecting unit on the first electronic equipment can be detected by other gravity sensor, second
Gravity sensor on electronic equipment can detect the locus of the first transmitter unit, single according at least two first collections
Member locus, and the first transmitter unit locus, it may be determined that the inclination angle gone out between writing plane and horizontal plane.Root
According to the inclination angle between the inclination angle between writing plane and horizontal plane, and the second electronic equipment and horizontal plane, institute can be detected
State the inclination angle between the second electronic equipment and the writing plane.Certainly, the writing plane can also be overlapped with horizontal plane.
Step 303：Obtain the first distance, first distance for first transmitter unit and the writing end away from
From；
Reference picture 2, first distance is the distance between the first transmitter unit 202 and writing end 203.Generally, first
Transmitter unit 202 is provided in the fixed position on the second electronic equipment 201.Therefore, first transmitter unit and institute
Stating the distance of writing end can be stored in as given data in the first electronic equipment or the second electronic equipment.
Step 304：According to the inclination angle and the first distance, projection of first transmitter unit on writing plane is calculated
The distance between with the writing end, obtain offset distance information.
The cosine value at the inclination angle can be multiplied by with first distance, the offset distance is obtained.
Step 305：According to the offset distance information and the positional information of the first area, the writing end is determined
Positional information.
In the present embodiment, the direction of offset distance can be preset, by throwing of the first area on writing plane
Shadow, according to offset direction set in advance, mobile first distance, so as to obtain and determine the positional information of the writing end.
Fig. 4 is the flow chart of the localization method embodiment 3 of the present invention.In the present embodiment, outside second electronic equipment
It is provided with multiple second transmitter units week, the second different transmitter units has different identification informations, and first electronics is set
It is standby to be provided with the second collecting unit matched with second transmitter unit.
Referring to Fig. 2, the second transmitter unit 204 is additionally provided with second electronic equipment 201.Fig. 5 is that the second electronics is set
Standby schematic top plan view.In Fig. 5, the periphery of the second electronic equipment is provided with 8 the second transmitter units, in Figure 5, number is used respectively
Word 1-8 is identified.Second transmitter unit can be infrared signal transmitter unit.The signal of different the second transmitter unit transmittings
In, there can be different identification informations.Second receiving unit is received after the signal of the second transmitter unit transmitting, can basis
The identification information, determines that the signal is sent by which the second transmitter unit.
As shown in figure 4, methods described can include：
Step 401：First transmitter unit is positioned by first collecting unit, the first area is obtained
Positional information；
Step 402：Obtain the first identification letter of the second nearest transmitter unit of writing plane described in distance on first direction
Breath；The first direction is perpendicular to the writing plane；
When the writing plane is horizontal plane, the first direction can be just gravity direction.It can be passed by gravity
Sensor gets the first identification information of second transmitter unit nearest apart from the writing plane.For example in Fig. 5, distance is described
The serial number 5 of the second nearest transmitter unit of writing plane (in Fig. 5 be horizontal plane), the of the second transmitter unit of serial number 5
One identification information can also be 5.
Gravity sensor is provided with second electronic equipment specifically, working as, when the writing plane is horizontal plane, institute
The first identification information for obtaining the second nearest transmitter unit of writing plane described in distance on first direction is stated, can be included：
The of the second nearest transmitter unit of horizontal plane described in distance on gravity direction is obtained by the gravity sensor
One identification information.
Step 403：Obtain the second nearest transmitter unit of the second collecting unit described in distance in second direction second is known
Other information；The second direction is that the direction of the second collecting unit is pointed to from second electronic equipment.
In Fig. 5, the first electronic equipment is 501, and the second collecting unit 502 is arranged on the side of the first electronic equipment 501.Away from
The serial number 3 of second transmitter unit nearest from second collecting unit 502, the first of the second transmitter unit of serial number 3
Identification information can also be 3.It from second electronic equipment (can be specifically the of serial number 3 in Fig. 5 that the second direction, which is,
Two transmitter units) point to the second collecting unit 502 direction.
Step 404：According to first identification information and the second identification information, determine first transmitter unit in book
The direction that the writing end is pointed in the projection in plane is write, offset direction information is obtained.
Specifically, the sequence number for the second transmitter unit for pointing to writing plane can be known according to first identification information,
The sequence number for the second transmitter unit for pointing to the second collecting unit, and because multiple the can be known according to second identification information
Relative position relation between two collecting units is known, so according to spatial relation, just can determine described first
The direction of the writing end is pointed in projection of the transmitter unit on writing plane, obtains offset direction information.
By taking Fig. 5 as an example, the serial number 5 of the second transmitter unit of writing plane is pointed in Fig. 5, the second collecting unit is pointed to
The serial number 3 of second transmitter unit, then, it is possible to determine that institute is pointed in projection of first transmitter unit on writing plane
It is the direction from A to B to state the direction of writing end.
Step 405：According to the correction parameter information and the positional information of the first area, the writing end is determined
Positional information.
In the present embodiment, offset distance can be preset, by projection of the first area on writing plane, according to
The offset direction measured, mobile default bias distance, so as to obtain and determine the positional information of the writing end.
Fig. 6 is the flow chart of the localization method embodiment 4 of the present invention.As shown in fig. 6, methods described includes：
Step 601：First transmitter unit is positioned by first collecting unit, the first area is obtained
Positional information；
Step 602：Obtain the inclination angle between second electronic equipment and the writing plane；
Step 603：Obtain the first distance, first distance for first transmitter unit and the writing end away from
From；
Step 604：According to the inclination angle and the first distance, projection of first transmitter unit on writing plane is calculated
The distance between with the writing end, obtain offset distance information.
Step 605：Obtain the first identification letter of the second nearest transmitter unit of writing plane described in distance on first direction
Breath；The first direction is perpendicular to the writing plane；
Step 606：Obtain the second nearest transmitter unit of the second collecting unit described in distance in second direction second is known
Other information；The second direction is that the direction of the second collecting unit is pointed to from second electronic equipment；
Step 607：According to first identification information and the second identification information, determine first transmitter unit in book
The direction that the writing end is pointed in the projection in plane is write, offset direction information is obtained.
Step 608：By the point of projection of first transmitter unit on the writing plane, moved on offset direction
Offset distance, obtains the position of the writing end of second electronic equipment.
In the present embodiment, both offset direction and offset distance are obtained, according to offset direction and offset distance
The position of the writing end of second electronic equipment is determined, can make it that positioning is more accurate.
The invention also discloses a kind of electronic equipment.The electronic equipment is the first electronic equipment, for example, be provided with first
The notebook computer of collecting unit.First electronic equipment and the second electronic device data connection.Second electronic equipment
It can be writing pencil.First electronic equipment include at least two first collecting units, second electronic equipment include and
First transmitter unit of the first collecting unit matching, first transmitter unit is located at the first of second electronic equipment
Region, the first area is different from the writing end of the second electronic equipment.
Fig. 7 is the structure chart of the electronic equipment embodiment 1 of the present invention.As shown in fig. 7, the electronic equipment can include：
First area position information acquisition module 701, for single to the described first transmitting by first collecting unit
Member positioning, obtains the positional information of the first area；
Correction parameter acquisition module 702, for obtaining correction parameter information；The correction parameter information is used to represent first
Deviation between the position in region and the position of writing end；
Writing end positional information determining module 703, for according to the correction parameter information and the first area
Positional information, determines the positional information of the writing end.
Wherein, the correction parameter acquisition module 702, can include：
Offset distance information acquisition unit, for obtaining offset distance information, the offset distance information represents described
Distance between projection and the writing end of one transmitter unit on writing plane；
And/or, offset direction information acquisition unit, for obtaining offset direction information, the offset direction information is represented
The direction of the writing end is pointed in projection of first transmitter unit on writing plane.
In the present embodiment, by obtaining correction parameter information；According to the correction parameter information and the first area
Positional information, determine the positional information of the writing end, can eliminate in the prior art, it is simple to launch single according to ultrasonic wave
Member is carried out positioning the obtained person's handwriting position actual with nib, and the deviation existed between the two is realized to using ultrasonic wave positioning
The writing pencil person's handwriting of principle is accurately positioned.
Fig. 8 is the structure chart of the offset distance information acquisition unit of the electronic equipment of the present invention.As shown in figure 8, described inclined
Moving range information acquiring unit can include：
Inclination angle obtains subelement 801, for obtaining the inclination angle between second electronic equipment and the writing plane；
First distance obtains subelement 802, and for obtaining the first distance, first distance is first transmitter unit
With the distance of the writing end；
Offset distance information computation subunit 803, for according to the inclination angle and the first distance, calculating first transmitting
Distance between projection and the writing end of the unit on writing plane, obtains offset distance information.
Fig. 9 is the structure chart of the offset direction information acquisition unit of the electronic equipment of the present invention.As shown in figure 9, when described
The periphery of second electronic equipment is provided with multiple second transmitter units, and the second different transmitter units has different identification letters
Breath, when first electronic equipment is provided with the second collecting unit matched with second transmitter unit, the skew side
It can include to information acquisition unit：
First identification information obtains subelement 901, and nearest for obtaining writing plane described in distance on first direction the
First identification information of two transmitter units；The first direction is perpendicular to the writing plane；
Second identification information obtains subelement 902, and for obtaining in second direction, the second collecting unit is nearest described in distance
The second transmitter unit the second identification information；The second direction is to point to the second collecting unit from second electronic equipment
Direction；
Offset direction information determination subelement 903, for according to first identification information and the second identification information, really
The direction of the writing end is pointed in projection of fixed first transmitter unit on writing plane, obtains offset direction information.
Wherein, it is described when the writing plane is horizontal plane when being provided with gravity sensor on second electronic equipment
First identification information obtains subelement, can include：
The identification information of gravity direction first obtain subelement, for by the gravity sensor obtain gravity direction on away from
First identification information of second transmitter unit nearest from the horizontal plane.
The invention also discloses a kind of electronic equipment.The electronic equipment is the second electronic equipment, such as writing pencil.It is described
Second electronic equipment is connected with the first electronic device data.First electronic equipment can be provided with the first collecting unit
Notebook computer.
First electronic equipment includes at least two first collecting units, and second electronic equipment includes and described the
First transmitter unit of one collecting unit matching, first transmitter unit is located at the first area of second electronic equipment,
The first area is different from the writing end of the second electronic equipment, and the periphery of second electronic equipment is provided with multiple second hairs
Unit is penetrated, the second different transmitter units has different identification informations, and first electronic equipment is provided with and described second
The second collecting unit that transmitter unit matches.
Second electronic equipment can also include：
First discrimination information acquisition unit, for obtaining level described in distance on gravity direction by the gravity sensor
First identification information of the second nearest transmitter unit of face；
First identification information transmitting element, for sending first identification information to first electronic equipment.
Finally, in addition it is also necessary to explanation, herein, such as first and second or the like relational terms be used merely to by
One entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operation
Between there is any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering including for nonexcludability, so that process, method, article or equipment including a series of key elements not only include that
A little key elements, but also other key elements including being not expressly set out, or also include be this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element limited by sentence "including a ...", is not arranged
Except also there is other identical element in the process including the key element, method, article or equipment.
Through the above description of the embodiments, those skilled in the art can be understood that the present invention can be by
Software adds the mode of required hardware platform to realize, naturally it is also possible to all implemented by hardware, but in many cases before
Person is more preferably embodiment.Understood based on such, whole that technical scheme contributes to background technology or
Person part can be embodied in the form of software product, and the computer software product can be stored in storage medium, such as
ROM/RAM, magnetic disc, CD etc., including some instructions are to cause a computer equipment (can be personal computer, service
Device, or the network equipment etc.) perform method described in some parts of each embodiment of the invention or embodiment.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.For electronics disclosed in embodiment
For equipment, because it is corresponded to the method disclosed in Example, so description is fairly simple, related part is referring to method portion
Defend oneself bright.
Specific case used herein is set forth to the principle and embodiment of the present invention, and above example is said
The bright method and its core concept for being only intended to help to understand the present invention；Simultaneously for those of ordinary skill in the art, foundation
The thought of the present invention, will change in specific embodiments and applications.In summary, this specification content is not
It is interpreted as limitation of the present invention.
Claims (10)
1. a kind of localization method, applied to the first electronic equipment, it is characterised in that first electronic equipment and the second electronics are set
Standby data cube computation, first electronic equipment includes at least two first collecting units, and second electronic equipment includes and institute
The first transmitter unit of the first collecting unit matching is stated, first transmitter unit is located at the firstth area of second electronic equipment
Domain, the first area is different from the writing end of the second electronic equipment, and the periphery of second electronic equipment is provided with multiple
Two transmitter units, the second different transmitter unit has a different identification informations, first electronic equipment be provided with it is described
The second collecting unit that second transmitter unit matches, methods described includes：
First transmitter unit is positioned by first collecting unit, the positional information of the first area is obtained；
Obtain correction parameter information；The correction parameter information is used to represent between the position of first area and the position of writing end
Deviation, the correction parameter information includes offset direction information, and the offset direction information represents first transmitter unit
The direction of the writing end is pointed in projection on writing plane；
According to the correction parameter information and the positional information of the first area, the positional information of the writing end is determined；
Wherein, the acquisition methods of the offset direction information, including：
Obtain the first identification information of the second nearest transmitter unit of writing plane described in distance on first direction；The first party
To perpendicular to the writing plane；
Obtain the second identification information of the second nearest transmitter unit of the second collecting unit described in distance in second direction；Described
Two directions are the direction that the second collecting unit is pointed to from second electronic equipment；
According to first identification information and the second identification information, throwing of first transmitter unit on writing plane is determined
Shadow points to the direction of the writing end, obtains offset direction information.
2. according to the method described in claim 1, it is characterised in that the acquisition correction parameter information includes：
Obtain offset distance information, the offset distance information represent projection of first transmitter unit on writing plane with
The distance between described writing end；
Obtain offset direction information.
3. method according to claim 2, it is characterised in that the acquisition offset distance information, including：
Obtain the inclination angle between second electronic equipment and the writing plane；
The first distance is obtained, first distance is the distance of first transmitter unit and the writing end；
According to the inclination angle and the first distance, projection of first transmitter unit on writing plane and the writing end are calculated
The distance between, obtain offset distance information.
4. according to the method described in claim 1, it is characterised in that be provided with gravity sensor on second electronic equipment,
The writing plane is horizontal plane, the of the second nearest transmitter unit of writing plane described in distance on the acquisition first direction
One identification information, including：
Obtain the second nearest transmitter unit of horizontal plane described in distance on gravity direction by the gravity sensor first is known
Other information.
5. a kind of electronic equipment, it is characterised in that the electronic equipment is the first electronic equipment, first electronic equipment and the
Two electronic device datas are connected, and first electronic equipment includes at least two first collecting units, second electronic equipment
Including the first transmitter unit matched with first collecting unit, first transmitter unit is located at second electronic equipment
First area, the first area is different from the writing end of the second electronic equipment, and the periphery of second electronic equipment is set
There are multiple second transmitter units, the second different transmitter units has different identification informations, and first electronic equipment is set
There is the second collecting unit matched with second transmitter unit, first electronic equipment includes：
First area position information acquisition module, for being positioned by first collecting unit to first transmitter unit,
Obtain the positional information of the first area；
Correction parameter acquisition module, for obtaining correction parameter information；The correction parameter information is used to represent first area
Deviation between position and the position of writing end, the correction parameter information includes offset direction information, the offset direction letter
Breath represents that the direction of the writing end is pointed in projection of first transmitter unit on writing plane；
Writing end positional information determining module, for being believed according to the position of the correction parameter information and the first area
Breath, determines the positional information of the writing end；
Wherein, the correction parameter acquisition module, including offset direction information acquisition unit；
The offset direction information acquisition unit, including：
First identification information obtains subelement, single for obtaining the second nearest transmitting of writing plane described in distance on first direction
First identification information of member；The first direction is perpendicular to the writing plane；
Second identification information obtains subelement, second hair nearest for obtaining the second collecting unit described in distance in second direction
Penetrate the second identification information of unit；The second direction is that the direction of the second collecting unit is pointed to from second electronic equipment；
Offset direction information determination subelement, for according to first identification information and the second identification information, it is determined that described
The direction of the writing end is pointed in projection of first transmitter unit on writing plane, obtains offset direction information.
6. electronic equipment according to claim 5, it is characterised in that the correction parameter acquisition module, including：
Offset distance information acquisition unit, for obtaining offset distance information, the offset distance information represents first hair
The distance penetrated between projection and the writing end of the unit on writing plane；
Offset direction information acquisition unit, for obtaining offset direction information.
7. electronic equipment according to claim 6, it is characterised in that the offset distance information acquisition unit, including：
Inclination angle obtains subelement, for obtaining the inclination angle between second electronic equipment and the writing plane；
First distance obtains subelement, for obtaining the first distance, first distance for first transmitter unit with it is described
The distance of writing end；
Offset distance information computation subunit, exists for according to the inclination angle and the first distance, calculating first transmitter unit
The distance between projection and the writing end on writing plane, obtain offset distance information.
8. electronic equipment according to claim 5, it is characterised in that be provided with gravity sensitive on second electronic equipment
Device, the writing plane is horizontal plane, and first identification information obtains subelement, including：
The identification information of gravity direction first obtains subelement, for obtaining distance institute on gravity direction by the gravity sensor
State the first identification information of the second nearest transmitter unit of horizontal plane.
9. a kind of electronic equipment, it is characterised in that the electronic equipment is the second electronic equipment, second electronic equipment and power
Profit requires 5 the first electronic device data connection, and first electronic equipment includes at least two first collecting units, described the
The first transmitter unit that two electronic equipments include and first collecting unit is matched, first transmitter unit is located at described the
The first area of two electronic equipments, the first area is different from the writing end of the second electronic equipment, second electronic equipment
Periphery be provided with multiple second transmitter units, the second different transmitter units has different identification informations, first electricity
Sub- equipment is provided with the second collecting unit matched with second transmitter unit.
10. electronic equipment according to claim 9, it is characterised in that gravity biography is provided with second electronic equipment
Sensor, second electronic equipment includes：
First discrimination information acquisition unit, for obtaining nearest apart from horizontal plane on gravity direction by the gravity sensor
First identification information of the second transmitter unit；
First identification information transmitting element, for sending first identification information to first electronic equipment.
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| CN105572639B (en) * | 2016-01-06 | 2017-11-03 | 南昌大学 | A kind of indoor ultrasonic Differential positioning method |
| CN112860079A (en) * | 2019-11-26 | 2021-05-28 | 华为机器有限公司 | Method, device, chip and medium for positioning pen point of stylus pen |
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