CN101183287B - Apparatus and method for controlling cursor on screen of host apparatus - Google Patents

Apparatus and method for controlling cursor on screen of host apparatus Download PDF

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Publication number
CN101183287B
CN101183287B CN 200710167860 CN200710167860A CN101183287B CN 101183287 B CN101183287 B CN 101183287B CN 200710167860 CN200710167860 CN 200710167860 CN 200710167860 A CN200710167860 A CN 200710167860A CN 101183287 B CN101183287 B CN 101183287B
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China
Prior art keywords
light beam
location
produce
equipment
plate
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CN 200710167860
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CN101183287A (en
Inventor
高勇
刘建
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Apexone Microelectronics Ltd
APEXONE MICROELECTRONICS Co Ltd
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APEXONE MICROELECTRONICS Co Ltd
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Abstract

The invention discloses a device to control a cursor on the screen of the main equipment, comprising a positioning plate, a perception module, an optical perception unit and a control unit. The invention is characterized in that the positioning plate is provided with a plurality of patterns configured and superimposed on the screen; the perception module comprises a light unit configured to produce a first beam; the optical perception unit is adjacent to the light unit and is configured to perceive a reflected beam reflected by the positioning plate; the control unit is configured to produce a cursor control signal. The invention also discloses a method to control the cursor on the screen of the main equipment; wherein the first beam is produced to light one area of the positioning plate with patterns; the reflected beam reflected by the lighted area of the positioning plate is perceived, and the control signal is produced to control the movement of the cursor by using the information about the pattern in the reflected beam.

Description

The equipment and the method for control cursor on the screen of main process equipment
Technical field
The present invention relates generally to the equipment and the method for cursor control, relate in particular to the optical device and the method for cursor control.
Background technology
In computer utilitys such as data processing, multimedia and video-game for example, the indispensable effect that cursor control device play increases day by day.Usually, the equipment of cursor control use comprises keyboard, mouse, tracking ball and touch pads.Carry out the cursor control ratio with mouse and will make things convenient for manyly, because keyboard needs delegation of delegation or to be listed as the ground moving cursor with keyboard.Yet mouse efficient is not high in some applications sometimes.For example, when the user just typewrited on keyboard, to use mouse be inconvenient for the hand that cursor is moved quickly make him every now and then leaves keyboard.In addition, if the user operates video games, if he need be with high speed difference a mouse click button, then he may feel very tired.
Tracking ball is mounted in one type of mechanical mouse in the notebook computer.Compare with mouse, it requires less hands movement and higher space efficiency.Yet tracking ball is easy to wearing and tearing and adheres to dust.In addition, its precision can not reach requirement in some applications.
Touch pads is the current cursor control device that is widely used in notebook computer most.It comprises pressure responsive panels and at least one button.Pressure responsive panels can respond the motion of finger.When the finger touch touch pads, pressure responsive panels responds to the motion of finger, and output is used to control the control signal of cursor movement.Compare with tracking ball, touch pads more not easy to wear with tear and moving cursor on wideer scope at faster speed, and have higher precision.Yet touch pads is expensive.In some application such as for example electronic game, touch pads might not meet pinpoint requirement.The certain user could point to desired position after having to move for several times.
Therefore, have can be fast with the cursor control device of positioning cursor position accurately be favourable.And require operation of equipment convenient and directly perceived.It is durable and reliable also requiring equipment.In addition, low-cost device is favourable.
Summary of the invention
In order to eliminate above-mentioned defective of the prior art, the invention provides a kind of Apparatus for () and method therefor of on the screen of main process equipment, controlling cursor.
According to an aspect of the present invention, a kind of equipment of on the screen of main process equipment, controlling cursor is provided, this equipment comprises: location-plate, and it has pattern and is configured to be superimposed upon above the screen; Sensing module; Wherein it comprises lighting unit and the optics perception unit that is configured to produce first light beam, this optics perception unit adjacent with said lighting unit and be configured to according to first light beam in the zone of irradiation on the said location-plate and perception by the folded light beam of said location-plate reflection; And control module, be configured to produce cursor control signal according to said optics perception unit perceived reflection light beam.
According to another aspect of the present invention, provide a kind of on the screen of main process equipment the method for control cursor, this method comprises the following steps: to produce a zone on first light beam has pattern with irradiation the location-plate; Perception is by the folded light beam of the regional reflex of being shone on the location-plate; And in the use folded light beam information generating control signal relevant with pattern with the motion of control cursor.
Description of drawings
Fig. 1 illustrates the synoptic diagram of cursor control device according to an embodiment of the invention;
Fig. 2 illustrates the process flow diagram of cursor control procedure according to an embodiment of the invention;
Fig. 3 illustrates the synoptic diagram of cursor control device in accordance with another embodiment of the present invention; And
Fig. 4 illustrates the process flow diagram of cursor control procedure in accordance with another embodiment of the present invention.
Embodiment
Here each embodiment of the present invention will be described with reference to the drawings hereinafter, the element of wherein in institute's drawings attached, be denoted by the same reference numerals analog structure or function.Should be noted that accompanying drawing just is not confined to the explanation of preferred embodiment of the present invention, also should not be construed as is the restriction to protection scope of the present invention.In addition, there is no need to draw in proportion accompanying drawing.
Fig. 1 illustrates the synoptic diagram of cursor control device 10 according to an embodiment of the invention.As shown in Figure 1, cursor control device 10 comprises location-plate 85, sensing module 8 and control module 88.Location-plate 85 also is called as coordinate sheet, template, spacer etc.Sensing module 8 also is called as coordinate awareness apparatus, sight device, pointing device etc.
Location-plate 85 has superposeed on the screen 9 of electronic equipment (not shown in figure 1).According to a preferred embodiment of the present invention, constitute location-plate 85 by material transparent in fact.For example, available plastics, glass or polymkeric substance constitute.Location-plate 85 has pattern, and the coordinate system on this pattern and the screen 9 (for example, pixel) has relation one to one.Visible light transmittance through location-plate 85 is sufficiently high, so that can not hinder the user and watch the information on the screen 9 of electronic equipment.In a preferred embodiment, naked eyes can't see pattern in fact.
According to a preferred embodiment of the present invention, sensing module 8 has the shell or the ectosome 89 of shape easy operating as pen.Sensing module 8 comprises lighting unit 81 and the optics perception unit 82 that is placed in shell or the ectosome 89.
According to a preferred embodiment of the present invention, lighting unit 81 comprises the lighting unit of light emitting diode (LED), laser instrument or some other type.According to a further advantageous embodiment of the invention, lighting unit 81 comprises light focusing unit (for example, convex lens or concave mirror), is used for focusing on a near zone ectosome 89 front ends 11 to the light of surrounding environment.According to a preferred embodiment of the present invention, optics perception unit 82 comprises the array of optics awareness apparatus.For instance, the optics awareness apparatus can be phototransistor, photo-resistor or charge-coupled device (CCD).
According to a preferred embodiment of the present invention, control module 88 comprises several parts.Control module 88 can be by physical property or the functional parts that are divided into.For example, control module 88 can comprise and is configured to second parts that produce first parts of position signalling and be configured to produce cursor control signal.According to a preferred embodiment of the present invention, be placed on control module 88 in the host electronic appliance.According to another preferred embodiment of the present invention, be placed on control module 88 in the ectosome 89.According to another specific embodiment of the present invention, be placed on first parts of control module 88 in the ectosome 89, and be placed on second parts in the main process equipment.
In addition; Should note; The angle of the light beam that lighting unit 81 produces is not necessarily with shown in Figure 1 identical, because, according to an alternative preferred embodiment of the present invention; Sensing module 8 can comprise some optical elements, and these optical elements are in the lighting unit 81 that can change light path and the front of optics perception unit 82.For example, sensing module 8 can be included in the lens 86 of lighting unit 81 fronts.Equally, sensing module 8 can be included in the lens 87 of 82 fronts, optics perception unit.The shape of ectosome 89 is not limited to as pen.For example, the shape of ectosome 89 can be worn the finger ring on finger as the user.
In operation, the user can hold sensing module 8 and point to location-plate 85 to it.As stated, location-plate 85 is superimposed upon on the screen 9 of electronic equipment, so can use sensing module 8 in 9 the close of frameing out.As a result, the user only needs a lightweight and portable module 8 just can directly control the cursor on the screen 9 of electronic equipment by his needs.
When the user made ad-hoc location on the sensing module 8 sensing location-plates 85, the lighting unit 81 in the sensing module 8 produced the zone of incident beams 83 with irradiation location-plate 85.Location-plate 85 reflecting incident light bundles 83, thus the folded light beam 84 have through the pattern-information in the zone of irradiation produced.Optics perception unit 82 receives folded light beam 84, and produces the light beam perceptual signal according to this pattern-information.According to a preferred embodiment of the present invention, the form with electric signal produces the light beam perceptual signal.
According to a preferred embodiment of the present invention, the pattern of preset location-plate 85 and the one-to-one relationship between the coordinate system on the screen 9 in control module 88.The light beam perceptual signal that control module 88 receives from optics perception unit 82, and generation is used to discern the position signalling of the coordinate (that is the coordinate of the incidence point position of incident beam 83) of irradiated area.Control module 88 also produces the motion of cursor control signal with the control cursor according to this position signalling.
Fig. 2 illustrates the process flow diagram of cursor control procedure according to an embodiment of the invention.
In first step 101, incident beam irradiation location-plate (that is, shown in Figure 1 location-plate 85).For instance, can pass through lighting unit (for example, shown in Figure 1 lighting unit 81) and produce incident beam.
In step 102, location-plate reflecting incident light bundle, thus produce the folded light beam that has the pattern-information in the zone of warp irradiation on the location-plate.
In step 103, use the pattern-information in the folded light beam to produce the light beam perceptual signal.For example, optics awareness apparatus (for example, shown in Figure 1 optics perception unit 82) can produce the light beam perceptual signal.
In step 104; According to the pattern of location-plate and electronic equipment screen (for example; The screen 9 of electronic equipment shown in Figure 1) one-to-one relationship between the coordinate system on, the position coordinates of the incidence point of identification incident beam when the receiving beam perceptual signal, thus produce position signalling.
In final step 105, produce cursor control signal according to this position signalling, thus the cursor on the screen of control electronic equipment.For example, control cursor through main frame.
Fig. 3 illustrates the synoptic diagram of cursor control device 710 in accordance with another embodiment of the present invention.As shown in Figure 2, cursor control device 710 comprises location-plate 785, sensing module 78 and control module 788.Location-plate 785 is also referred to as spacer.Sensing module 78 is also referred to as coordinate awareness apparatus, sight device or sensing equipment etc.
Location-plate 785 has superposeed on the screen 9 of electronic equipment (not shown among Fig. 2).According to a preferred embodiment of the present invention, the material by substantially transparent constitutes location-plate 785.For example, available plastics, glass or polymkeric substance constitute.Visible light transmittance through location-plate 785 is sufficiently high, so that can not hinder user's viewing information on the screen 9 of electronic equipment.In a preferred embodiment, naked eyes can't see pattern basically.
According to a preferred embodiment of the present invention, sensing module 78 has the shell or the ectosome 789 of shape easy operating as ring.Sensing module 78 comprises lighting unit 781 and the optics perception unit 782 that is placed in shell or the ectosome 789.
According to a preferred embodiment of the present invention, lighting unit 781 comprises the lighting unit of light emitting diode (LED), laser instrument or some other type.According to a further advantageous embodiment of the invention, lighting unit 781 comprises light focusing unit (for example, convex lens or concave mirror), is used for the optical convergence of surrounding environment to a near zone ectosome 789 front ends 711.According to a preferred embodiment of the present invention, optics perception unit 782 comprises the array of optics awareness apparatus.For instance, the optics awareness apparatus can be phototransistor, photo-resistor or charge-coupled device (CCD).
According to a preferred embodiment of the present invention, control module 788 comprises two memory cells.Configuration first memory unit 792 makes it the stored reference signal, and configuration second memory unit 794 makes it the store sample signal.According to a preferred embodiment of the present invention, control module 788 comprises two parts.Two parts can be physical property or functional.Dispose first parts and make it to produce vector, and dispose second parts and make it to produce cursor control signal.According to a preferred embodiment of the present invention, be placed on first memory unit and second memory unit in first parts.According to a preferred embodiment of the present invention, be placed on control module 788 in the host electronic appliance.According to a further advantageous embodiment of the invention, can be placed on control module 788 in the ectosome 789.According to another specific embodiment of the present invention, first parts of control module 788 are placed in the ectosome 789 and second parts are placed in the main process equipment.
In addition; Should note; The angle of the light beam that lighting unit 781 produces is not necessarily with shown in Figure 2 identical, because, according to an alternative preferred embodiment of the present invention; Sensing module 78 can comprise some optical elements, and these optical elements are in the lighting unit 781 that can change light path and the front of optics perception unit 782.For example, sensing module 78 can be included in the lens 786 of lighting unit 781 fronts.Equally, sensing module 78 can be included in the lens 787 of 782 fronts, optics perception unit.The shape of ectosome 789 is not limited to as ring.For example, the pen that can hold as user easier of the shape of ectosome 789.
In operation, the user can wear sensing module 78 and point to location-plate 785 to it.As stated, location-plate 785 is superimposed upon on the screen 9 of electronic equipment, so can use sensing module 78 in 9 the close of frameing out.
When the user made ad-hoc location on the sensing module 78 sensing location-plates 785, the lighting unit 781 in the sensing module 78 produced the zone of first light beam 783 with irradiation location-plate 785.Location-plate 785 reflections first light beam 783, thus folded light beam 784 produced.
Optics perception unit 782 produces data-signal according to the folded light beam that receives 784.Data-signal comprises the pattern-information in the zone of being shone on the location-plate 785.Originally, control module is at moment t 0Be stored in the memory cell 792 data as a reference to data-signal.At time interval t 0After+Δ the t, control module 788 is at moment t 0+ Δ t is stored in data-signal in the memory cell 794 as sampled data.Related function between control module 788 calculating sampling data and the reference data then.This related function is described in t constantly 0To moment t 0The motion of the incident beam 783 during the time interval the between+Δ t on location-plate 785.
Control module 788 uses related function to produce the vector of the motion of describing incident beam 783.According to a preferred embodiment of the present invention, control module 788 produces vector according to a related function in each time interval Δ t, to be used for describing the motion of incident beam 783 in time interval Δ t.According to a further advantageous embodiment of the invention, control module 788 produces vector according to a plurality of being correlated with in N Δ t (N=2,3,4 etc.), to be used for describing the motion of incident beam 783 in time cycle N Δ t.Control module 788 produces cursor control signal according to vector.
When the user hoped cursor positioning to certain position of screen, he can move to the current location that sensing module 78 points to cursors on their the desired new position to cursor through sensing module 78 then.The user can also move it to any position on the sensing module 78 sensing screens 9 then on location-plate 785.Control module 788 control cursors move at the track that the motion of location-plate 785 upper edges and incident beam 783 parallels.
Fig. 4 illustrates the process flow diagram of cursor control procedure in accordance with another embodiment of the present invention.
In first step 301, incident beam irradiation location-plate (for example, shown in Figure 3 location-plate 785).For instance, can send out incident beam through lighting unit (lighting unit 781 for example shown in Figure 3).
In step 302, location-plate reflecting incident light bundle, thus produce folded light beam.
In step 303, produce data-signal according to folded light beam.Data-signal comprises the data about the pattern on the irradiated zone of location-plate.For instance, optics awareness apparatus (for example, shown in Figure 3 optics perception unit 782) can receive folded light beam and produce data-signal.
In step 304, storage is t constantly 0Data-signal data as a reference.
In step 305, storage is t constantly 0The data-signal of+Δ t is as sampled data.
In step 306, relatively sampled data and reference data are to produce moment t on the location-plate 0The time zone shone and t constantly 0Related function between the zone of being shone during+Δ t.
In step 307, produce the vector of the motion that is used to describe the zone of being shone on the location-plate according to the related function that produces.
In final step 308, produce cursor control signal according to vector, on the screen of electronic equipment so that cursor moves.
Compare with the current cursor control device such as the touch pads of costliness, the present invention is intended to reduce cost.Simultaneously, owing to cursor control device makes the electronic equipment hommization.For example, this cursor control device can be widely used in electronic game with method, because the present invention meets fast moving, quick and pinpoint requirement.The player can use cursor control device, and makes cursor location easily and freely by their requirement.In operation, the player can use it, moves on screen just as direct hand through themselves makes cursor.In addition, because the user does not need direct touch screen, so such as electronic equipment longer service life such as electronic game machines.

Claims (19)

  1. One kind on the screen of main process equipment control cursor equipment, comprising:
    Location-plate, it has pattern and is configured to be superimposed upon above the said screen;
    Sensing module comprises:
    Lighting unit is configured to produce first light beam; And
    Optics perception unit, adjacent with said lighting unit and be configured to according to first light beam in the zone of irradiation on the said location-plate and perception by the folded light beam of said location-plate reflection; And
    Control module is configured to produce cursor control signal according to the said optics perception unit of the said folded light beam of perception,
    Wherein, Pattern and the coordinate system on the screen on the said location-plate have man-to-man corresponding relation; Dispose said control module and make it to produce the position signalling that is used to discern the coordinate of irradiated area on the said location-plate; Said sensing module comprises the lip pencil ectosome with first end, and said lighting unit is configured to adjacent with first end of said lip pencil ectosome.
  2. 2. equipment as claimed in claim 1 is characterized in that said control module is placed in the said main process equipment.
  3. 3. equipment as claimed in claim 1 is characterized in that, said control module comprises:
    Be configured to produce first parts of said position signalling; And
    Be configured to produce second parts of said cursor control signal according to said position signalling.
  4. 4. equipment as claimed in claim 1 is characterized in that, said control module is to be placed in the ectosome of said lip pencil.
  5. 5. equipment as claimed in claim 1 is characterized in that:
    Said first parts are to be placed in the ectosome of said lip pencil; And
    Said second parts are placed in the said main frame.
  6. 6. equipment as claimed in claim 1 is characterized in that, disposes said optics perception unit and makes it when receiving said folded light beam, to produce data-signal according to said first light beam in a zone on the said location-plate of irradiation.
  7. 7. equipment as claimed in claim 6 is characterized in that, said control module comprises:
    First parts are configured to by optics perception unit to be called sampled signal and reference signal respectively at the data-signal that different time obtained, between related function produce the vector of describing said sensing module motion; And
    Second parts are configured to produce said cursor control signal according to said vector.
  8. 8. equipment as claimed in claim 7 is characterized in that, said first parts comprise:
    Be configured to the first memory unit of stored reference signal; And
    Be configured to the second memory unit of store sample signal.
  9. 9. equipment as claimed in claim 7 is characterized in that:
    Said sensing module comprises the lip pencil ectosome with first end;
    Said lighting unit is configured to and first end of said lip pencil ectosome portion mutually;
    Said first parts are placed in the said lip pencil ectosome; And
    Said second parts are placed in the said main frame.
  10. 10. equipment as claimed in claim 1 is characterized in that, said optics perception unit comprises phototransistor.
  11. 11. equipment as claimed in claim 1 is characterized in that, said optics perception unit comprises photoresistance.
  12. 12. equipment as claimed in claim 1 is characterized in that, said optics perception unit comprises CCD.
  13. 13. the method for a control cursor on the screen of main process equipment, said method comprises step:
    Produce a zone on first light beam has pattern with irradiation the location-plate;
    Perception is by the folded light beam of the said irradiated area reflection on the location-plate; And
    Use the motion of information generating control signal relevant in the said folded light beam with the control cursor with pattern,
    Wherein, the step of the said folded light beam of perception comprises the following steps:
    Said folded light beam according to perception produces the light beam perceptual signal; And
    Send to said main process equipment to said light beam perceptual signal.
  14. 14. method as claimed in claim 13 is characterized in that, the step that produces control signal comprises the following steps:
    The information relevant with pattern produces the position signalling that is used to discern irradiated area coordinate on the said location-plate in the use folded light beam; And
    Produce said control signal according to said position signalling.
  15. 15. method as claimed in claim 14 is characterized in that, the step that produces position signalling comprises and sends to said main process equipment to said position signalling.
  16. 16. method as claimed in claim 14; It is characterized in that the said step that produces the position signalling of the said irradiated area coordinate of identification comprises the coordinate of discerning irradiated area on the said location-plate according to the man-to-man corresponding relation between the coordinate system on pattern on the said location-plate and the said screen.
  17. 17. method as claimed in claim 13 is characterized in that, produces control signal and comprises the following steps: with the step of controlling said cursor movement
    Produce the vector of describing irradiated area motion on the said location-plate; And
    Produce control signal according to said vector.
  18. 18. method as claimed in claim 17 is characterized in that, the step that produces vector comprises and sends to said main process equipment to said vector.
  19. 19. method as claimed in claim 17 is characterized in that, the step that produces the skilful amount of arrow of describing first beam motion comprises the following steps:
    When receiving said folded light beam, produce data-signal;
    Data-signal in that a moment obtains is called reference data, is stored in the first memory unit;
    Data-signal in that second moment obtained is called sampled data, and data-signal is stored in the second memory unit;
    Calculate the related function between said sampled data and the reference data; And
    Produce said vector according to said related function.
CN 200710167860 2007-10-23 2007-10-23 Apparatus and method for controlling cursor on screen of host apparatus Expired - Fee Related CN101183287B (en)

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Application Number Priority Date Filing Date Title
CN 200710167860 CN101183287B (en) 2007-10-23 2007-10-23 Apparatus and method for controlling cursor on screen of host apparatus

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101634919B (en) * 2009-09-01 2011-02-02 北京途拓科技有限公司 Device and method for identifying gestures
CN102955584A (en) * 2011-08-22 2013-03-06 幻音科技(深圳)有限公司 Input method and input system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1797294A (en) * 2004-12-29 2006-07-05 达方电子股份有限公司 Electronic equipment and method of controlling cursor possessing optical type displacement transducer
US7196690B2 (en) * 2000-09-29 2007-03-27 Apple Inc. Input device off table switch

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7196690B2 (en) * 2000-09-29 2007-03-27 Apple Inc. Input device off table switch
CN1797294A (en) * 2004-12-29 2006-07-05 达方电子股份有限公司 Electronic equipment and method of controlling cursor possessing optical type displacement transducer

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