CN109032478A - Gesture identification method for touch screen - Google Patents
Gesture identification method for touch screen Download PDFInfo
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- CN109032478A CN109032478A CN201810566329.2A CN201810566329A CN109032478A CN 109032478 A CN109032478 A CN 109032478A CN 201810566329 A CN201810566329 A CN 201810566329A CN 109032478 A CN109032478 A CN 109032478A
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- Prior art keywords
- gesture
- sliding trace
- steering wheel
- identification method
- touch screen
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
- G06F3/04883—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures for inputting data by handwriting, e.g. gesture or text
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Arrangement of adaptations of instruments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/24—Steering controls, i.e. means for initiating a change of direction of the vehicle not vehicle-mounted
- B62D1/28—Steering controls, i.e. means for initiating a change of direction of the vehicle not vehicle-mounted non-mechanical, e.g. following a line or other known markers
Abstract
The invention discloses a kind of gesture identification methods for touch screen, comprising: the first gesture sliding trace that detection is generated in the touch screen；The first gesture sliding trace is parsed to generate gesture operation instruction；Detect the second gesture sliding trace for following the first gesture sliding trace to generate in the touch screen；The second gesture sliding trace is parsed to determine the activation result instructed to the gesture operation.Based on the gesture identification method, the track for following the second gesture sliding trace of the first gesture sliding trace that manipulator can be guided to avoid hysterisis error operation, to reduce the probability for generating hysterisis error in gesture operation, the accuracy of gesture identification is thus improved.
Description
Technical field
The present invention relates to Gesture Recognitions, in particular to are suitable for a kind of gesture identification side for touch screen of automobile
Method.
Background technique
Console is control unit common in existing automobile.With the continuous development of technology, more and more automobiles are adopted
It can be held in touch screen with the front-row occupant (driver or other members of the passenger side seat) of the console with touch screen, automobile
Row gesture slide, to trigger the generation of corresponding operating instruction.
For the driver, after the touch screen of console executes gesture slide, it is easy to for driving safety
The considerations of and manipulator is repositioned to steering wheel rapidly, and when manipulator contacts during return with touch screen, then having can
It can be generated in touch screen and follow the mistake slide of normal gesture slide, such accidentally slide can be referred to as backhaul
Error operation.
Due to hysterisis error operation track can equally identify with device processed, therefore, it is possible to make processor according to time
Journey error operation generates and with normal gesture slide acts on opposite operational order, alternatively, it is also possible that processor according to
The combination of the track and hysterisis error track of normal gesture slide generates the operational order of mistake.
As it can be seen that hysterisis error operation will affect the accuracy of gesture identification.
Summary of the invention
In one embodiment, a kind of gesture identification method for touch screen, the gesture identification method packet are provided
It includes:
Detect the first gesture sliding trace generated in the touch screen；
The first gesture sliding trace is parsed to generate gesture operation instruction；
Detect the second gesture sliding trace for following the first gesture sliding trace to generate in the touch screen；
The second gesture sliding trace is parsed to determine the activation result instructed to the gesture operation.
Optionally, the side of the steering wheel of automobile is arranged in the touch screen, also, parses the second gesture and slide rail
Mark comprises determining that the direction vector phase of the second gesture sliding trace to determine to the activation result that the gesture operation instructs
For the track trend in orientation where the steering wheel；Where the track trend deviates from the steering wheel when orientation, swash
The gesture operation instruction living.
Optionally it is determined that rail of the direction vector of the second gesture sliding trace relative to orientation where the steering wheel
Mark trend include: the second gesture sliding trace starting point create to where the steering wheel orientation radiate backhaul inspection
Measuring angle section；Determine the overlapping relationship of the second gesture sliding trace Yu backhaul detection angles section；When described
When two gesture sliding traces and backhaul detection angles section no overlap, determine that the track trend deviates from the steering wheel
Place orientation.
Optionally, the gesture identification method further comprises: detecting the travel speed of the automobile；According to the traveling
Speed adjusts the size in backhaul detection angles section.
Optionally, the gesture identification method characterizes the steering wheel institute with the thumb manipulation gripping area of the steering wheel
In orientation.
Optionally, the gesture identification method further comprises: detecting the rotation angle of the steering wheel；According to detecting
The variation of the rotation angle update orientation where the steering wheel.
Optionally, the first gesture sliding trace is straight path or curvilinear path, the second gesture sliding trace
For straight path.
Optionally, the second gesture sliding trace is parsed to determine the activation result instructed to the gesture operation into one
Step comprises determining that direction vector angular deviation of the second gesture sliding trace relative to the first gesture sliding trace；
When the direction vector angular deviation is in outside preset non-acknowledgement work angle section, execute to the track trend really
It is fixed.
Optionally, the second gesture sliding trace press detected value and/or stroke detection value be less than it is described first-hand
Gesture sliding trace.
Another embodiment provides a kind of non-transitory computer-readable storage medium, the non-instantaneous computer
Readable storage medium storing program for executing store instruction, described instruction make the processor execute gesture as described above when executed by the processor
Step in recognition methods.
In yet another embodiment, a kind of automobile is provided, including being installed in the touch screen of console, being located at the middle control
The steering wheel of platform side, the automobile further include non-transitory computer-readable storage medium as described above and with the touching
Touch the processor of screen and non-transitory computer-readable storage medium electrical connection.
Based on above-mentioned each embodiment, follow the second gesture sliding trace of the first gesture sliding trace can be with
Guidance manipulator avoids the track of hysterisis error operation, to reduce the probability for generating hysterisis error in gesture operation, thus mentions
The accuracy of high gesture identification.
Detailed description of the invention
Only illustratively description and explain the present invention for the following drawings, not delimit the scope of the invention.
Fig. 1 is the exemplary flow diagram in one embodiment for the gesture identification method of touch screen；
Fig. 2 a and Fig. 2 b are a kind of schematic diagram of gesture graph example based on gesture identification method as shown in Figure 1；
Fig. 3 a and Fig. 3 b are the schematic diagram of another gesture graph example based on gesture identification method as shown in Figure 1；
Fig. 4 is to determine gesture operation instructs the judgment mechanism schematic diagram whether activated in embodiment as shown in Figure 1；
Fig. 5 is the example process schematic diagram based on judgment mechanism as shown in Figure 4；
Fig. 6 is a kind of schematic diagram of specific implementation of example process as shown in Figure 5；
Fig. 7 is schematic diagram of the specific implementation based on the adaptive convergent extended mode of Bus- Speed Monitoring as shown in FIG. 6；
Fig. 8 is the schematic diagram for the extended mode that example process as shown in Figure 5 is tracked based on steering wheel operation region；
Fig. 9 is to determine gesture operation instructs the extension judgment mechanism schematic diagram whether activated in embodiment as shown in Figure 1；
Figure 10 is the example process schematic diagram based on extension judgment mechanism as shown in Figure 9；
Figure 11 is the system framework schematic diagram of the automobile in one embodiment.
Specific embodiment
In order to which the technical features, objects and effects of invention are more clearly understood, the Detailed description of the invention present invention is now compareed
Specific embodiment, identical label indicates identical part in the various figures.
Herein, " schematic " expression " serving as examplea, instances, or illustrations " should not will be described herein as " showing
Any diagram, the embodiment of meaning property " are construed to technical solution that is a kind of preferred or more having advantages.
To make simplified form, part related to the present invention is only schematically shown in each figure, and does not represent it
Practical structures as product.In addition, so that simplified form is easy to understand, with the portion of identical structure or function in some figures
Part only symbolically depicts one of those, or has only marked one of those.
Herein, " first ", " second " etc. are only used for mutual differentiation, rather than indicate significance level and sequence and
Existing premise etc. each other.
Fig. 1 is the exemplary flow diagram in one embodiment for the gesture identification method of touch screen.Refer to figure
1, in one embodiment, the gesture identification method for touch screen includes:
S101: the first gesture sliding trace that detection is generated in touch screen.
S102: parsing first gesture sliding trace is to generate gesture operation instruction.
S103: the second gesture sliding trace for following first gesture sliding trace to generate in touch screen is detected.
Wherein, " following " as described herein may include two kinds of situations, that is, the initial position of second gesture sliding trace with
The end position of first gesture sliding trace is overlapped of (two gesture sliding traces are continuous) and second gesture sliding trace
Beginning position has between the end position of first gesture sliding trace is less than (two gesture sliding traces at a distance from preset space length
Disconnect), also, both of these case can be further limited to occur in the time window with specific duration.
S104: parsing second gesture sliding trace is to determine the activation result to gesture operational order.
That is, judge whether it belongs to the confirmation gesture to first gesture according to the parsing result of second gesture sliding trace,
If it is, the gesture operation instruction activation (activate) that will be generated by parsing first gesture sliding trace otherwise will
The gesture operation instruction generated by parsing first gesture sliding trace remains deactivation (inactivate) state or loses
It abandons.
In above-mentioned process, first gesture sliding trace can be regarded as the sliding trace of normal operating gesture, correspondingly, the
Two gesture sliding traces can be regarded as the sliding trace of additional confirmation operation gesture.Therefore, by following normal gesture (right
Answer first gesture sliding trace) confirmation operating gesture (correspond to second gesture sliding trace), manipulator can be guided to avoid
The track of habitually hysterisis error operation, that is, habitually returned with the confirmation operating gesture substitution with correct guiding function
Thus journey error operation improves the accuracy of gesture identification to reduce the probability for generating hysterisis error in gesture operation.
Since the main purpose of additional confirmation operation gesture is to correct the habitual hysterisis error operation of manipulator, and
It can be not concerned with whether it has the gesture shape for identifying accurate encoded information, therefore, intensity be pressed to confirmation operation gesture
It is required that and range demands can be lower than normal operating gesture.
That is, the detected value that presses for corresponding to the second gesture sliding trace of additional confirmation operation gesture can be less than correspondence
Detected value is pressed in the first gesture sliding trace of normal operating gesture, and/or, corresponding to additional confirmation operation gesture
The stroke detection value of second gesture sliding trace can be less than the row of the first gesture sliding trace corresponding to normal operating gesture
Journey detected value.
Fig. 2 a and Fig. 2 b are a kind of schematic diagram of gesture graph example based on gesture identification method as shown in Figure 1.Scheming
It is straight path with first gesture sliding trace and second gesture sliding trace in gesture graph example shown in 2a and Fig. 2 b
For, but this does not imply that first gesture sliding trace and second gesture sliding trace must strictly be confined to the shape of straight line
Shape.
Fig. 2 a is referred to, the first gesture sliding trace 21a in Fig. 2 a is as the disk away of the left side where steering wheel
Right side sliding, it is intended that trigger in same menu item " the next item down " switching；It is followed by first gesture sliding trace 21a generation
The second gesture sliding trace 22a for deviating from orientation where steering wheel (being slide downward in figure) first gesture can be activated sliding
The corresponding operational order of dynamic rail mark 21a.In order to generate the generation for the second gesture sliding trace 22a that confirmation acts on, manipulator exists
It completes that hysterisis error operation 20a (shown in dotted line) with tendency toward sliding to the left will not be immediately performed after sliding to the right, thus
It avoids due to having the hysterisis error of tendency toward sliding to the left operation 20a and generates the reversed of " the next item up " in same menu item
Switchback.
Fig. 2 b is referred to, the first gesture sliding trace 21b in Fig. 2 b is slided from up to down, it is intended that triggers menu item
" the next item down " switching；The steering wheel place orientation that deviates from for being followed by first gesture sliding trace 21b generation (is horizontal in figure
To the left slide) second gesture sliding trace 22b can activate the corresponding operational order of first gesture sliding trace 21b.In order to
The generation of the second gesture sliding trace 22b of confirmation effect is generated, manipulator will not be immediately performed tool after completing slide downward
There is hysterisis error operation 20b (shown in dotted line) of upward tendency toward sliding, so as to avoid due to upward sliding trend
Hysterisis error operation 20b and generate the reversed switchback of " the next item up " of menu item.
Fig. 3 a and Fig. 3 b are the schematic diagram of another gesture graph example based on gesture identification method as shown in Figure 1.?
In gesture graph example shown in Fig. 3 a and Fig. 3 b, using first gesture sliding trace as curvilinear path, second gesture sliding trace
For straight path, but this does not imply that the necessary hard constraints of first gesture sliding trace are assignment curve shown in figure
Shape does not mean that second gesture sliding trace must strictly be confined to the shape of straight line yet.
Fig. 3 a is referred to, the cunning counterclockwise by the right side far from steering wheel of the first gesture sliding trace 31a in Fig. 3 a
Dynamic 3/4 circumference, it is intended that " being lower " of triggering media player volume or air-conditioner temperature is adjusted；The first gesture is followed to slide rail
The second of orientation (being slide downward in figure) where the circumferentially radial direction that mark 31a is generated is slided and deviates from steering wheel
Gesture sliding trace 32a can activate the corresponding operational order of first gesture sliding trace 31a.In order to generate the of confirmation effect
The generation of two gesture sliding trace 32a, manipulator will not be immediately performed after completing circumferential slippage to be had along tangential side clockwise
30a (shown in dotted line) is operated to the hysterisis error of tendency toward sliding, so as to avoid sliding along tangential direction clockwise due to having
The hysterisis error operation 30a of dynamic trend and the reversed adjusting for generating " the getting higher " of media player volume or air-conditioner temperature.
Fig. 3 b is referred to, the cunning clockwise by close to the left side of steering wheel of the first gesture sliding trace 31b in Fig. 3 b
Dynamic 3/4 circumference, it is intended that " getting higher " of triggering media player volume or air-conditioner temperature is adjusted；It is followed by first gesture sliding
The of orientation where steering wheel (being slide downward in figure) is slided and deviated to the circumferentially radial direction that track 31b is generated
Two gesture sliding trace 32b can activate the corresponding operational order of first gesture sliding trace 31b.In order to generate confirmation effect
The generation of second gesture sliding trace 32b, manipulator will not be immediately performed after completing circumferential slippage to be had along tangential clockwise
The hysterisis error that tendency toward sliding is continued in direction operates 30b (shown in dotted line), so as to avoid due to having along tangential clockwise
Continue the hysterisis error operation 30b of tendency toward sliding and generate the mistake of " the getting higher " of media player volume or air-conditioner temperature in direction
Degree is adjusted.
As can be seen that corresponding to additional confirmation operation hand from example shown in Fig. 2 a and Fig. 2 b and Fig. 3 a and Fig. 3 b
The second gesture sliding trace of gesture focuses on whether its direction vector deviates from orientation where steering wheel, and further, this second
Gesture sliding trace can also pay close attention to its direction vector becoming relative to the first gesture sliding trace for corresponding to normal operating gesture
Gesture changes degree.Correspondingly, in this embodiment, at least can the direction vector based on second gesture sliding trace relative to side
The departure degree in orientation where to disk refers to come the gesture operation for determining whether that activation parsing first gesture sliding trace generates
It enables, and can also further consider sliding of the direction vector of second gesture sliding trace relative to first gesture sliding trace
Long-term change trend degree.
Fig. 4 is to determine gesture operation instructs a kind of judgment mechanism schematic diagram whether activated in embodiment as shown in Figure 1.Please
Referring to fig. 4, when successively detecting that first gesture sliding trace 411 and second gesture are sliding in the touch screen 40 for being installed in console 41
After dynamic rail mark 412, time radiated to 42 place orientation of steering wheel can be created in the starting point of second gesture sliding trace 412
Then journey detection angles section 400 is handed over according to whether second gesture sliding trace 412 exists with backhaul detection angles section 400
Track trend of the direction vector for folding to judge second gesture sliding trace 412 relative to 42 place orientation of steering wheel.
In fig. 4 it is shown that second gesture sliding trace 412 is inclined there is no what is overlapped with backhaul detection angles section 400
The case where from 42 place orientation of steering wheel, and show in phantom second gesture sliding trace 412 ' and be located at backhaul detection angles area
Between in 400 without departing from 42 place orientation of steering wheel the case where.
Fig. 5 is the example process schematic diagram based on judgment mechanism as shown in Figure 4.As shown in figure 5, touch screen is arranged
The side of the steering wheel of automobile the case where, an example process of the gesture identification method for touch screen may include:
S501: the first gesture sliding trace that detection is generated in touch screen.
S502: parsing first gesture sliding trace is to generate gesture operation instruction.
S503: the second gesture sliding trace for following first gesture sliding trace to generate in touch screen is detected.
S504: track trend of the direction vector of second gesture sliding trace relative to orientation where steering wheel is determined.
S505: where when track, trend deviates from steering wheel when orientation, activation gesture operation instruction.
In addition, the un-activation shape of gesture operation instruction can be kept when track trend is without departing from orientation where steering wheel
State or abandon the gesture operation instruction.
Fig. 6 is a kind of schematic diagram of specific implementation of example process as shown in Figure 5.As shown in fig. 6, use shown in Fig. 6
It can be specifically included in the example process of the gesture identification method of touch screen:
S601: the first gesture sliding trace that detection is generated in touch screen.
S602: parsing first gesture sliding trace is to generate gesture operation instruction.
S603: the second gesture sliding trace for following first gesture sliding trace to generate in touch screen is detected.
S604: the backhaul detection angles that the orientation where steering wheel radiates are created in the starting point of second gesture sliding trace
Section.
S605: the overlapping relationship of second gesture sliding trace Yu backhaul detection angles section is determined.
S606: when second gesture sliding trace and backhaul detection angles section no overlap, determine that track trend deviates from
Orientation where steering wheel.
S607: where when track, trend deviates from steering wheel when orientation, activation gesture operation instruction.
In addition, the un-activation shape of gesture operation instruction can be kept when track trend is without departing from orientation where steering wheel
State or abandon the gesture operation instruction.
Above-mentioned S604~S606 can be regarded as the specific implementation of the S504 in Fig. 5.
Fig. 4 please be review, the angular extensions alpha in backhaul detection angles section 400 determines the big of backhaul detection angles section 400
It is small, so also determine judge second gesture sliding trace whether the harsh degree in 42 place orientation of offset direction disk.In automobile
During actual travel, with the promotion of speed, the absorbed force request of driver can also be promoted therewith, therefore, for speed compared with
Fast situation should allow suitably to lower above-mentioned Stringency.Therefore, specific implementation as shown in FIG. 6 can be into one
The speed variation of step response automobile carrys out the size in real-time compensation backhaul detection angles section.
Fig. 7 is schematic diagram of the specific implementation based on the adaptive convergent extended mode of Bus- Speed Monitoring as shown in FIG. 6.Such as figure
Shown in 7, the extension shown in Fig. 7 for the example process of the gesture identification method of touch screen can be specifically included:
S701: the first gesture sliding trace that detection is generated in touch screen.
S702: parsing first gesture sliding trace is to generate gesture operation instruction.
S703: the second gesture sliding trace for following first gesture sliding trace to generate in touch screen is detected.
S704: the backhaul detection angles that the orientation where steering wheel radiates are created in the starting point of second gesture sliding trace
Section.
S705: detecting the travel speed of automobile and the size in backhaul detection angles section is adjusted according to travel speed.That is,
Travel speed is higher, and backhaul detection angles section is smaller, conversely, travel speed is lower, backhaul detection angles section is bigger.
S706: the overlapping relationship in the backhaul detection angles section of second gesture sliding trace and adjusting is determined.
S707: when second gesture sliding trace and backhaul detection angles section no overlap, determine that track trend deviates from
Orientation where steering wheel.
S708: where when track, trend deviates from steering wheel when orientation, activation gesture operation instruction.
In addition, the un-activation shape of gesture operation instruction can be kept when track trend is without departing from orientation where steering wheel
State or abandon the gesture operation instruction.
Above-mentioned S704~S707 can be regarded as the specific implementation of the S504 in Fig. 5.
Fig. 4 is reviewed again, is the thumb manipulation gripping area 420 with steering wheel 42 in Fig. 4 (i.e. close to steering wheel control panel
Can grip portions) characterize 42 place orientation of steering wheel, this allow for manipulator often habitually it is preferential (or
Can be understood as that there are greater probability) it is repositioned to thumb manipulation gripping area 420, in order to the key using thumb to steering wheel
Formula or touch-screen type control panel execute manipulation.Moreover, because steering wheel 42 is rotatable (double in direction of rotation such as Fig. 4
Shown in arrow R), thus the phase angle of thumb manipulation gripping area 420 is also transformable, that is, 42 place orientation of steering wheel
It is a variable position rather than fixes.Gesture in order to adapt to the variation in 42 place orientation of steering wheel, for touch screen
Recognition methods can further track it.
Fig. 8 is the schematic diagram for the extended mode that example process as shown in Figure 5 is tracked based on steering wheel operation region.Such as Fig. 8
It is shown, the side of the steering wheel of automobile is arranged in for touch screen and is characterized with the thumb manipulation gripping area of steering wheel
Where steering wheel the case where orientation, an example process of the gesture identification method for touch screen may include:
S801: the first gesture sliding trace that detection is generated in touch screen.
S802: parsing first gesture sliding trace is to generate gesture operation instruction.
S803: the second gesture sliding trace for following first gesture sliding trace to generate in touch screen is detected.
S804: the rotation angle of detection direction disk.
S805: orientation where updating steering wheel according to the variation of the rotation angle detected.
S806: track trend of the direction vector of second gesture sliding trace relative to orientation where steering wheel is determined.
S807: where when track, trend deviates from steering wheel when orientation, activation gesture operation instruction.
In addition, the un-activation shape of gesture operation instruction can be kept when track trend is without departing from orientation where steering wheel
State or abandon the gesture operation instruction.
Above-mentioned S806 can be specially S704~S707 in S604~S606 or Fig. 7 in Fig. 6.
It is that the direction vector based on second gesture sliding trace is real relative to the departure degree in orientation where steering wheel above
Each example of activation judgement is applied, it is subsequent to illustrate further to consider the direction vector of second gesture sliding trace relative to first-hand again
The example of the tendency toward sliding variation degree of gesture sliding trace.
Fig. 9 is to determine gesture operation instructs the extension judgment mechanism schematic diagram whether activated in embodiment as shown in Figure 1.Please
Referring to Fig. 9, when successively detecting that first gesture sliding trace 911 and second gesture are sliding in the touch screen 90 for being installed in console 91
After dynamic rail mark 912, time radiated to 92 place orientation of steering wheel can be created in the starting point of second gesture sliding trace 912
Then journey detection angles section 900 is handed over according to whether second gesture sliding trace 912 exists with backhaul detection angles section 900
Track trend of the direction vector for folding to judge second gesture sliding trace 912 relative to 92 place orientation of steering wheel.Also, scheme
The non-acknowledgement work angle section 910 that angular dimension is β is also shown in 9, which indicates sliding
Long-term change trend degree is not enough to be formed the section of additional confirmation gesture operation, that is, falls into the non-acknowledgement operating range angle 910
Second gesture sliding trace will be considered as failing.
In fig. 9 it is shown that second gesture sliding trace 912 is inclined there is no what is overlapped with backhaul detection angles section 900
The case where from 92 place orientation of steering wheel, and second gesture sliding trace 912 is also at non-acknowledgement work angle section 910
Outside.Meanwhile second gesture sliding trace 912 ' is also shown in phantom in Fig. 9 and is located in backhaul detection angles section 900 not
The case where 92 place orientation of offset direction disk and second gesture sliding trace 912 " are due to being located at non-acknowledgement work angle section
The case where failing in 910.
In addition, the size β in non-acknowledgement work angle section 910 can also be adjusted according to the size of speed, for example, traveling
Speed is higher, and non-acknowledgement work angle section 910 is smaller, conversely, travel speed is lower, non-acknowledgement work angle section 910 is got over
Greatly.
Figure 10 is the example process schematic diagram based on extension judgment mechanism as shown in Figure 9.As shown in Figure 10, for touching
The case where shielding the side for the steering wheel that automobile is arranged in, an example process of the gesture identification method for touch screen can wrap
It includes:
S1001: the first gesture sliding trace that detection is generated in touch screen.
S1002: parsing first gesture sliding trace is to generate gesture operation instruction.
S1003: the second gesture sliding trace for following first gesture sliding trace to generate in touch screen is detected.
S1004: direction vector angular deviation of the second gesture sliding trace relative to first gesture sliding trace is determined.
S1005: when direction vector angular deviation is in outside preset non-acknowledgement work angle section, second gesture is determined
Track trend of the direction vector of sliding trace relative to orientation where steering wheel.
In addition, when direction vector angular deviation is in preset non-acknowledgement work angle section, it can be by second-hand
Gesture sliding trace is determined as the track of failure, is maintained at unactivated state so as to cause gesture operation instruction or leads to this
Gesture operation instruction is dropped.
S1006: where when track, trend deviates from steering wheel when orientation, activation gesture operation instruction.
In addition, the un-activation shape of gesture operation instruction can be kept when track trend is without departing from orientation where steering wheel
State or abandon the gesture operation instruction.
Above-mentioned S1005 can be specially S704~S707 in S604~S606 or Fig. 7 in Fig. 6.
Figure 11 is the system framework schematic diagram of the automobile in one embodiment.As shown in figure 11, automobile may include installing
Touch screen 1102 in console 1101, the steering wheel 1103 positioned at 1101 side of console, automobile can also include non-instantaneous
It computer readable storage medium 1104 and is electrically connected with touch screen 1102 and non-transitory computer-readable storage medium 1104
Processor 1105.The automobile can also include the biography for being set to steering wheel 1103 and rotating angle for detection direction disk 1103
Sensor 1106, processor 1105 are also electrically connected with the sensor 1106.
Wherein, non-transitory computer-readable storage medium 1104 can store instruction 1100, and instruction 1100 is by processor
1105 can make processor 1105 execute in the previously described process as shown in Fig. 1, Fig. 5 to Fig. 8 and Figure 10 when executing
Step.
In addition, processor 1105 can be VCU (entire car controller) or ECU (electronic control unit) or independently of this
Processor except the two.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope that is bright, and being not intended to limit the invention, it is all without departing from equivalent embodiments made by technical spirit of the present invention or
Change, such as the combination, segmentation or repetition of feature, should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of gesture identification method for touch screen, which is characterized in that the gesture identification method includes:
Detect the first gesture sliding trace generated in the touch screen；
The first gesture sliding trace is parsed to generate gesture operation instruction；
Detect the second gesture sliding trace for following the first gesture sliding trace to generate in the touch screen；
The second gesture sliding trace is parsed to determine the activation result instructed to the gesture operation.
2. gesture identification method according to claim 1, which is characterized in that the steering wheel of automobile is arranged in the touch screen
Side, also, parse the second gesture sliding trace to determine the activation result instructed to the gesture operation and include:
Determine track trend of the direction vector of the second gesture sliding trace relative to orientation where the steering wheel；
Where the track trend deviates from the steering wheel when orientation, the gesture operation is activated to instruct.
3. gesture identification method according to claim 2, which is characterized in that determine the arrow of the second gesture sliding trace
Amount direction includes: relative to the track trend in orientation where the steering wheel
The backhaul detection angles radiated to orientation where the steering wheel are created in the starting point of the second gesture sliding trace
Section；
Determine the overlapping relationship of the second gesture sliding trace Yu backhaul detection angles section；
When the second gesture sliding trace and backhaul detection angles section no overlap, determine that the track trend deviates
The orientation where the steering wheel.
4. gesture identification method according to claim 3, which is characterized in that the gesture identification method further comprises:
Detect the travel speed of the automobile；
The size in backhaul detection angles section is adjusted according to the travel speed.
5. gesture identification method according to claim 2, which is characterized in that the gesture identification method is with the steering wheel
Thumb manipulation gripping area characterize orientation where the steering wheel.
6. gesture identification method according to claim 5, which is characterized in that the gesture identification method further comprises:
Detect the rotation angle of the steering wheel；
Orientation where updating the steering wheel according to the variation of the rotation angle detected.
7. gesture identification method according to claim 2, which is characterized in that parse the second gesture sliding trace with true
The fixed activation result instructed to the gesture operation further comprises:
Determine direction vector angular deviation of the second gesture sliding trace relative to the first gesture sliding trace；
When the direction vector angular deviation is in outside preset non-acknowledgement work angle section, execute to the track trend
Determination.
8. gesture identification method according to claim 1, which is characterized in that the second gesture sliding trace presses inspection
Measured value and/or stroke detection value are less than the first gesture sliding trace.
9. a kind of non-transitory computer-readable storage medium, the non-transitory computer-readable storage medium store instruction is special
Sign is that described instruction executes the processor as described in any item of the claim 1 to 8
Step in gesture identification method.
10. a kind of automobile, the touch screen including being installed in console, the steering wheel positioned at the console side, feature exist
In, the automobile further include non-transitory computer-readable storage medium as claimed in claim 9 and with the touch screen and
The processor of the non-transitory computer-readable storage medium electrical connection.
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| CN201810566329.2A CN109032478A (en) | 2018-06-05 | 2018-06-05 | Gesture identification method for touch screen |
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| CN201810566329.2A CN109032478A (en) | 2018-06-05 | 2018-06-05 | Gesture identification method for touch screen |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104048663A (en) * | 2014-04-25 | 2014-09-17 | 惠州华阳通用电子有限公司 | Vehicular inertial navigation system and navigation method |
| CN205539249U (en) * | 2016-02-04 | 2016-08-31 | 珠海市运泰利自动化设备有限公司 | Touch graphics display terminal of car center control panel rectifies test equipment |
| CN206288072U (en) * | 2015-03-16 | 2017-06-30 | 昶洧新能源汽车发展有限公司 | Control system for controlling the steering of steer |
| US20170255320A1 (en) * | 2016-03-07 | 2017-09-07 | Intel Corporation | Virtual input device using second touch-enabled display |
| CN107340861A (en) * | 2017-06-26 | 2017-11-10 | 联想(北京)有限公司 | Gesture identification method and its equipment |
| CN107346207A (en) * | 2017-06-30 | 2017-11-14 | 广州幻境科技有限公司 | A kind of dynamic gesture cutting recognition methods based on HMM |
-
2018
- 2018-06-05 CN CN201810566329.2A patent/CN109032478A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104048663A (en) * | 2014-04-25 | 2014-09-17 | 惠州华阳通用电子有限公司 | Vehicular inertial navigation system and navigation method |
| CN206288072U (en) * | 2015-03-16 | 2017-06-30 | 昶洧新能源汽车发展有限公司 | Control system for controlling the steering of steer |
| CN205539249U (en) * | 2016-02-04 | 2016-08-31 | 珠海市运泰利自动化设备有限公司 | Touch graphics display terminal of car center control panel rectifies test equipment |
| US20170255320A1 (en) * | 2016-03-07 | 2017-09-07 | Intel Corporation | Virtual input device using second touch-enabled display |
| CN107340861A (en) * | 2017-06-26 | 2017-11-10 | 联想(北京)有限公司 | Gesture identification method and its equipment |
| CN107346207A (en) * | 2017-06-30 | 2017-11-14 | 广州幻境科技有限公司 | A kind of dynamic gesture cutting recognition methods based on HMM |
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Application publication date: 20181218 |