WO2012060616A2 - Appareil de test de dispositif d'entrée - Google Patents

Appareil de test de dispositif d'entrée Download PDF

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Publication number
WO2012060616A2
WO2012060616A2 PCT/KR2011/008261 KR2011008261W WO2012060616A2 WO 2012060616 A2 WO2012060616 A2 WO 2012060616A2 KR 2011008261 W KR2011008261 W KR 2011008261W WO 2012060616 A2 WO2012060616 A2 WO 2012060616A2
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WIPO (PCT)
Prior art keywords
input device
unit
signal
input
test apparatus
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Application number
PCT/KR2011/008261
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English (en)
Korean (ko)
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WO2012060616A3 (fr
Inventor
안건준
손동남
이중진
박영문
정인승
김주성
Original Assignee
크루셜텍 (주)
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Priority claimed from KR1020100107483A external-priority patent/KR20120045737A/ko
Priority claimed from KR1020110091958A external-priority patent/KR101273362B1/ko
Application filed by 크루셜텍 (주) filed Critical 크루셜텍 (주)
Publication of WO2012060616A2 publication Critical patent/WO2012060616A2/fr
Publication of WO2012060616A3 publication Critical patent/WO2012060616A3/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/24—Arrangements for testing

Definitions

  • the present invention relates to a test apparatus for testing the performance of an electronic device, and more particularly, to an input device test apparatus for testing the performance of an input device.
  • an electronic device such as a mobile terminal or a personal digital assistant (PDA) adopts a user interface using a keypad.
  • PDA personal digital assistant
  • a pointing device includes a pointing device such as a mouse.
  • a pointing device such as a mouse.
  • a mobile pointing device mounted directly on a mobile phone body is used.
  • the pointer eg, a finger
  • the mobile pointing device may be moved on the surface of the mobile pointing device to implement the movement of the pointer according to the displacement value of the subject.
  • the mobile pointing device moves the pointer according to the relative movement of the subject.
  • the mobile pointing device may be provided separately from an electronic device such as an optical mouse of a computer, and may be connected by wire or wirelessly, but may be mounted directly on a main body in an electronic device such as a mobile phone.
  • the input device such as the pointing device should be secured in the reliability of the operation performance
  • the performance test for the input device that is, the performance test must be performed essentially, when the performance of the mobile pointing device in the past
  • the inspector performed a performance test by generating an output signal to the input device using his finger.
  • the examiner moves his / her finger in three axes (XYZ axes) with respect to the surface (object) of the pointing device, and moves the finger in the pointing device by the movement of the finger.
  • the performance of the pointing device was tested by checking the output signal, ie the output signal.
  • the test result may vary according to the characteristics (Squal value, shutter value, CPS) of the examiner's finger or the degree of movement, and the test result may vary for each tester. There was a problem of deterioration, which made it difficult to obtain stable test results.
  • An object of the present invention is to provide an input device test apparatus that can easily perform the performance test of the input device and can ensure the reliability of the test results. That is, the problem that the test result according to the operation performance test may vary according to the characteristics of the examiner's finger or the subjective judgment criteria of the tester when the operation performance test of the conventional input device is solved, and the high level of operation performance test result of the input device.
  • An object of the present invention is to provide an input device test apparatus and method capable of ensuring reliability.
  • An input device test apparatus includes a loading unit for loading an input device for outputting an electrical signal corresponding to the proximity or contact of a polymer material; A signal input comprising the polymer material and causing the polymer material to approach or contact the input material when the input device is loaded, thereby outputting an electrical signal from the input device; And receiving an electrical signal output from the input device in response to the proximity or contact of the polymer material, inspecting the operating performance of the input device using the received electrical signal, and obtaining the result data according to the operating performance test. An inspection part which outputs is provided.
  • the input device is characterized in that the pointing device for outputting an electrical signal corresponding to the displacement according to the close movement or contact movement of the polymeric material.
  • the pointing device includes a light source unit; A cover housing illuminated by the light source and proximate or in contact with the polymeric material; And a light receiving unit for detecting light reflected by the polymer material.
  • the pointing device comprises: a transmitter for forming an electric field on a contact surface of the polymeric material; A detector for receiving an electric field changed by contact of the polymer material and detecting a pattern signal from the received electric field; And a calculator configured to calculate a pattern displacement that is changed according to the movement of the polymer material from the pattern signal.
  • a characteristic variable setting unit for receiving the characteristic variables including one or more of a physical characteristic value, a chemical characteristic value, and an electrical characteristic value for the polymer material from a user and transferring the characteristic variables to the inspection unit.
  • the physical property value includes at least one of a coefficient of friction, elastic modulus, durability, and surface pattern of the polymeric material, and the chemical property value comprises at least one of a component ratio and a particle size composition ratio of the polymeric material;
  • the characteristic value is characterized by including at least one of scattering coefficient and absorption coefficient, relative dielectric constant and conductivity of the IR wavelength band.
  • the loading portion is characterized in that it comprises an oil-injection portion for injecting oil or water onto the surface of the input device before the polymer material is brought into proximity or contact with the input device.
  • the signal input unit may include an oil-water injection unit configured to inject oil or water onto a surface of the input device when the input device is loaded by the loading unit.
  • the polymeric material is characterized in that any one of phantom, synthetic resin, silicone, and protein.
  • a fine pattern is formed on the surface of the polymeric material.
  • the operator since the operator has to touch and rub his / her fingers on the surface of the input device, eliminating the need to perform the inspection work, the working environment and work efficiency can be improved and the reliability of the inspection results can be secured. Can be.
  • the present invention it is possible to solve the deviation of the test results due to the different finger characteristics for each inspector, the problem caused by sweat secreted from the inspector's finger in the process of repeating the inspection can be solved.
  • the loading / unloading of the input device is easy, and the life of the signal input unit generating the output signal to the input device can be extended.
  • the displacement signal in the X-axis and Y-axis directions can be simultaneously generated in the input device by linear movement of the signal input unit, the inspection operation can be easily performed and the structure of the inspection apparatus can be simplified.
  • FIG 1 and 2 are views for explaining the configuration of the input device test apparatus according to the present invention.
  • FIG. 3 is a flowchart illustrating a method for checking operation performance according to the present invention.
  • Figure 4 is a perspective view showing an embodiment of the loading unit according to the present invention.
  • FIG. 5 is a perspective view illustrating an open state of a cover of the loading unit illustrated in FIG. 4.
  • FIG. 6 is a perspective view illustrating an example of an input device to be subjected to a performance test by the input device test apparatus according to the present invention.
  • FIG. 7 is a plan view of the input device test apparatus shown in FIG. 4.
  • FIG. 8 is a cross-sectional view taken along the line A-A of FIG.
  • FIG. 9 is a schematic cross-sectional view illustrating a state in which a signal input unit of the input device test apparatus illustrated in FIG. 4 is positioned above the input device.
  • FIG. 10 (a) is a bottom view showing an embodiment of a signal input unit applied to the input device test apparatus according to the present invention, (b) is a side view.
  • FIG. 11 is a perspective view illustrating a structure of a signal input unit applied to an input device test apparatus according to the present invention.
  • the input device which is an inspection target of the input device test apparatus according to the present invention, may be a pointing device using infrared (IR), laser, electric field, or the like.
  • the pointing device may be mounted on a portable device as an auxiliary input device, and the portable device may include all electronic devices capable of wired / wireless communication and capable of executing multimedia content.
  • it may include an information terminal, a smartphone, a game machine, a PMP, a remote controller, a tablet PC, and the like.
  • the pointing device applicable to the input device test apparatus is an input auxiliary device, which operates a cursor (or a pointer) on a screen output by a display unit of a portable device, and serves as a left mouse button of the PC. It also performs the function of selecting the function shown in.
  • the pointing device implements a pointing technique in a personal computer (PC) by creating and moving a cursor (or pointer) on a screen through a user's finger movement. That is, when the finger is placed on the pointing device and the finger is moved in a specific direction, the cursor (or pointer) moves according to the direction.
  • PC personal computer
  • the pointing device can be applied to various techniques. The pointing device will be described in more detail with reference to the following description.
  • FIG 1 and 2 are views for explaining the configuration of the input device test apparatus according to the present invention.
  • the input device test apparatus 10 includes a loading unit 100, a signal input unit 123, a control unit 50, and a separation unit 60.
  • the loading unit 100 loads the input device 200 that outputs an electrical signal corresponding to the proximity movement or the contact movement of the polymer material.
  • the input device 200 may be a pointing device that outputs an electrical signal corresponding to a displacement caused by the proximity movement or the contact movement of the polymer material 22, and may include infrared (IR), laser, and electric field (
  • the electronic device may be a pointing device that outputs an electrical signal corresponding to a displacement caused by close movement or contact movement of a subject (eg, a polymer material or a finger) using one or more of the electric field.
  • the signal input unit 123 includes the polymer material 22, and when the input device 200 is loaded by the loading unit 100, the signal material 123 is brought into proximity or contact with the input device 200, and then the triaxial direction. It moves in the (X-axis, Y-axis, Z-axis) direction so that an electrical signal is output from the input device 200.
  • a micropattern is formed on a surface of the polymer material 22 proximate or in contact with the input device 200, and the micropattern is configured to convert displacements from the input device 200 into proximity or contact motion of the polymer material 22. It has a role to make recognition more accurate.
  • the polymeric material 22 used in the present invention may be phantom, synthetic resin, silicone, or protein, which is a biomimetic tissue having an appearance similar in size to a human tissue structure.
  • the polymeric material 22 is embodied in the same or similar physical and electrical properties to the human body.
  • the friction coefficient, elastic modulus, durability, surface pattern (fingerprint), scattering and absorption coefficient, conductivity, and dielectric constant of the IR wavelength band are the same as those of the human finger. Or similarly implemented.
  • the input device is a pointing device that outputs an electrical signal corresponding to a displacement according to proximity movement or contact movement of a subject by using infrared rays or a laser, in order to check the operation performance of the corresponding input device in the present invention.
  • the polymeric material 22 used may be a material having a surface pattern similar to a finger, a coefficient of friction, a modulus of elasticity, durability, a scattering coefficient, an absorption coefficient, and the like.
  • the polymer material used to test the operation performance of the input device in the present invention may be a conductive material having a conductivity similar to that of a finger.
  • phantom materials are gelatin and Agar.
  • Gelatin is a major component of natural polymer protein obtained by hydrolyzing collagen, which is the major protein constituting bone and skin of animals. Melting temperature is 25 °C and melting temperature is 35 °C.
  • the phantom manufacturing process has a property that agar and gelatin samples are not completely dissolved in water, so that they are heated and dissolved. The mixture is added with propane alcohol, formaldehyde and carbon, and then the dissolved additive mixture is cooled and hardened.
  • the signal input unit 123 does not directly contact the polymer material 22 with the input device 200 but within 300 ⁇ m. It is desirable to have the electrical signal output from the 200).
  • the polymer material 22 may be in direct contact with the input device 200 so that the inspection can be performed.
  • the polymer material 22 is continuously contacted with a large number of the input device 200 to inspect a large number of the input device 200, a problem arises in that the durability of the polymer material is sharply degraded by friction. .
  • the inspection by keeping the polymer material 22 at a predetermined distance without being in direct contact with the input device, but within a recognition range of the input device (that is, an electric signal can be output by the proximity of the polymer material). desirable.
  • the controller 50 controls the operation of the loading unit 100, the signal input unit 123, and the separation unit 60 so that the operation performance inspection of the input device 200 may be sequentially performed, and the input device ( The operation signal of the input device 200 is inspected using the electrical signal received from the device 200, and the result data according to the operation performance test is output.
  • control unit 50 includes an inspection unit 52, a display unit 54, and a characteristic variable setting unit 56.
  • the inspection unit 52 receives an electrical signal output from the input device 200 in response to the proximity or contact of the polymer material 22, and inspects an operating performance of the input device 200 using the received electrical signal. And outputs the result data according to the operation performance test. At this time, the result data according to the operation performance test, whether the corresponding input device is defective, the number of input devices inspected to date, defective rate / number, yield rate / number, progress, wear state (durability) of the polymer material, polymer material Data may be included when the replacement is due.
  • the display unit 54 displays the result data according to the operation performance inspection from the inspection unit 52 to the user (manager).
  • the characteristic variable setting unit 56 receives characteristic variables including a physical characteristic value, a chemical characteristic value, an electrical characteristic value, and the like for the polymer material 22 from the user and transmits them to the inspection unit 52.
  • the physical property value may include a friction coefficient, elastic modulus, durability, and surface patterns of the polymer material
  • the chemical property value may include a constituent ratio and a particle size ratio of the polymer material
  • the electrical characteristic value may include an IR wavelength band. It may include the scattering coefficient and absorption coefficient, relative dielectric constant, conductivity of. That is, the inspection unit 52 examines the operation performance of the corresponding input device 200 in consideration of the characteristic variables input through the characteristic variable setting unit 56.
  • the operating performance of the input device may vary depending on the physical, chemical, and electrical properties of the polymeric material.
  • the test result may be changed according to the characteristic value of the polymer material, which is a factor that hinders the reliability of the test result. Therefore, in the present invention, the operational performance of the input device is examined in consideration of the characteristic variables of the polymer material, and thus, more reliable test results can be obtained.
  • the separation unit 60 receives the result data according to the operation performance inspection from the inspection unit 52, and separately collects the input device determined to be inferior in performance from the good input device based on the received result data.
  • the loading unit 100 includes a water oil generating unit 12, a water oil removing unit 14, and a connecting unit (not shown) (see FIG. 2).
  • the oil jet 12 sprays oil and water onto the surface of the input device 200 before the polymer material is brought into or close to the input device 200 by the signal input 123.
  • the liquid injected from the oil and water injection unit 12 is preferably composed of a component similar to human sweat.
  • the input device 200 is the above-described pointing device
  • the pointing device is exposed to an environment affected by liquid (eg, sweat) secreted from the human body in a practical use environment.
  • the operation performance test can be performed in the environment as close as possible to the actual use environment when the operation performance test of the above-mentioned pointing device, so that a more reliable test result can be obtained.
  • the oil and water removal unit 14 removes oil or water remaining on the surface of the input device 200 so that the input device 200 whose operation performance test is completed by the inspection unit 52 can be shipped after the operation performance test is completed.
  • the oil-water injection unit 12 is described as being provided in the loading unit 100, but the oil-water injection unit 12 may be provided in the signal input unit 123. That is, the same or similar effects as described above may be achieved by spraying oil and water on the surface of the input device 200 inside the signal input unit 123 before the polymer material is in close proximity to or in contact with the input device 200. .
  • a pointing device using an infrared ray (IR) or a laser (Laser) as a light source is a cover housing (not shown) that is illuminated by a light source unit (not shown), the light source unit, or in proximity to or in contact with a subject (eg, a finger, a polymer material).
  • a light source unit not shown
  • a light receiving unit for detecting the light reflected by the subject
  • a light guide unit for guiding the light reflected by the subject to the light receiving unit.
  • the light source unit may be implemented through an infrared light-emitting diode (LED) or a laser diode (LD) corresponding to the amount of illuminance of the required light.
  • LED and LD have a difference in the output amount of light irradiation, LED is used when output is required with a relatively small amount of light, and LD is used when output is required with a relatively large amount of light. Therefore, the LED and the LD used in the light source unit may be selectively used according to the design specifications of the pointing device.
  • An outer surface (upper surface) of the cover housing is provided with an operation surface to which the subject contacts or approaches to operate the electronic device, and the light receiving unit is provided on the PCB for processing the input optical signal. Accordingly, when the subject is brought into contact with or close to the operation surface, the optical signal input to the light receiving unit changes according to the movement of the subject.
  • the cover housing may be made of optical plastic to transmit light emitted from the light source.
  • the optical plastic may be configured to transmit only infrared rays, or the IR resin may be coated on a transparent member (eg, transparent plastic).
  • the light receiver calculates a displacement value according to the movement of the subject using the changed optical signal, and outputs an electrical signal corresponding thereto.
  • the light emitted from the light source unit is emitted to the outside of the cover housing while the subject is not in contact with the operation surface of the cover housing.
  • the light emitted from the light source unit hits the object and is reflected, and then enters from the light receiving unit through the light guide unit, thereby photographing the image of the subject as an optical signal.
  • the light guide unit guides the light to the light detection region of the light receiving unit by passing the light source reflected from the subject.
  • the light guide unit may perform an aperture function, a light collecting function, a light filtering, and the like.
  • the light guide unit for condensing the incident light and the prism (or reflector) for advancing by refracting the incident light reflected by the subject at a predetermined angle
  • An optical system composed of a condenser lens or the like can be provided.
  • the light guide unit includes an illumination hole for illuminating the light emitted from the LD to the cover housing and an entrance hole for guiding the incident light reflected by the subject to the light receiving unit. It can be provided.
  • the configuration of the optical system is not limited to the above configuration, and may be selectively changed according to the design specifications of the pointing device.
  • a pointing device using an electric field includes a transmitter (not shown) that forms an electric field on a contact surface of a subject (for example, a finger and a polymer material), and receives an electric field changed by contact of the subject, and receives the received electric field from the received electric field.
  • a detection unit (not shown) for detecting a pattern signal and a calculation unit (not shown) for calculating a pattern displacement that changes according to the movement of the subject from the pattern signal may be provided.
  • the transmitter forms an electric field in the area including the contact surface.
  • the electric field may be formed through the plate of the metal film.
  • the detection unit receives the changed electric field of the subject in contact with the electric field area and outputs a pattern signal from the received electric field.
  • the calculator calculates a pattern displacement that changes according to the movement of the object from the pattern signal output from the detector. For example, when the subject is a user's finger, a fingerprint image is obtained by scanning a pattern of valleys and mountains formed on the surface of the finger.
  • FIG. 3 is a flowchart illustrating a method for checking operation performance according to the present invention.
  • the operation performance inspection method is largely provided that when an input device that outputs an electrical signal corresponding to the proximity or contact of a polymer material is loaded, the polymer material is brought into proximity or contact with the input device to be electrically connected from the input device. Causing a signal to be output; Receiving an electrical signal output from the input device in response to proximity or contact of the polymeric material; Checking an operating performance of the input device using the received electrical signal; And outputting result data according to the operation performance test.
  • the loading unit loads the input device to be inspected (S100).
  • the input device may be a pointing device that outputs an electrical signal corresponding to a displacement due to proximity movement or contact movement of the polymer material when the input device is loaded, which outputs an electrical signal corresponding to the proximity or contact of the polymeric material.
  • the electronic device may be an apparatus that outputs an electrical signal corresponding to a displacement caused by proximity movement or contact movement of a subject (eg, finger, biomimetic tissue) using at least one of an infrared ray, a laser, and an electric field.
  • the “loading” includes placing the input device at a predetermined test position, supplying power for driving the input device to the input device, and electrically connecting the test device and the input device to check the operation performance of the input device. Connecting to the input device test apparatus according to the present invention so that the operation performance of the input device can be inspected.
  • the signal input unit contacts or contacts the polymer material with the input device to output an electrical signal from the input device (S110).
  • the electrical signal it is desirable for the electrical signal to be output from the input device while the polymer material is in proximity within 300 ⁇ m without directly contacting the input device.
  • the polymer material may be in direct contact with the input device so that the inspection can be performed.
  • continuous contact of the biomimetic tissue to a large number of input devices to inspect a large number of input devices causes a problem that the durability of the polymer material is drastically degraded by friction.
  • it is desirable to perform the inspection at some distance apart within the recognition range of the input device i.e., the range in which the electrical signal can be output by proximity of the polymeric material
  • the inspection unit receives the electrical signal output from the input device (S120).
  • the inspection unit that receives the electrical signal through the step S120 checks the operation performance of the input device using the signal received from the input device (S130). In this case, the inspection unit examines the operation performance of the corresponding input device in consideration of characteristic variables including physical characteristic values, chemical characteristic values, and electrical characteristic values for the polymer material previously input from the user.
  • the inspection unit outputs the result data according to the operation performance test (S140).
  • the result data from the operation performance test includes information on whether the corresponding input device is defective, the number of input devices inspected so far, defect rate / number, yield rate / number, progress, wear state of the polymer material (durability), and replacement of biomimetic tissue. Data about the scheduled time may be included.
  • step S140 The result data in step S140 is transmitted to the separation unit, and the separation unit determines whether the corresponding input device is defective based on the result data (S150), and separates the input device determined to be inferior in performance from the good input device.
  • the loading unit measures impedance and current consumption for the input device determined as good by the inspection unit, and determines whether or not the corresponding input device is good by comparing with a predetermined threshold (S160).
  • the separating unit finally separates the input device determined as defective based on the measurement result in step S160 from the good quality input device and processes it as defective (S170).
  • FIG. 4 is a perspective view illustrating an embodiment of a loading unit according to the present invention
  • FIG. 5 is a perspective view showing an open state of the cover of the loading unit shown in FIG. 4
  • FIG. 6 is an input device according to the present invention. It is a perspective view which shows an example of the input device which becomes the target of the performance test by a test apparatus.
  • an embodiment 100 of a loading unit according to the present invention includes a tester body 110 and 120 and a signal input unit 123.
  • the tester bodies 110 and 120 are equipped with an input device 200 that is an object of a performance test.
  • the signal input unit 123 is provided in the tester bodies 110 and 120 to generate an output signal for performance test in the input device 200.
  • the above-described output signal is generated in the input device 200 by the movement of the signal input unit 123. That is, the input device 200 detects the movement of the signal input unit 123 and outputs an electrical signal corresponding thereto.
  • the input device 200 described in the present embodiment is a pointing device, more specifically, a small optical pointing device mounted on various portable terminals such as a mobile phone or a navigation device.
  • the input device 200 detects a movement of the signal input unit 123 and accordingly The optical pointing device generates an output signal corresponding to the movement of the signal input unit 123.
  • the optical pointing device 200 includes a housing 210 having an image sensor (not shown) for detecting proximity and / or movement of a subject and an FPCB for connecting the image sensor and an electronic device (eg, a mobile phone). It is configured to include a connector 220, such that, when the optical pointing device 200 is mounted to the tester body (110, 120), the connector 220 is connected to the terminals of the tester body (110, 120) And transmits the output signal generated by the optical pointing device to the inspector bodies 110 and 120.
  • the signal input unit 123 is provided in the inspector body 110 and 120 so as to generate the output signal to the input device 200 by the movement of the signal input unit 123. .
  • a displacement signal due to the movement of the signal input unit 123 is generated in the input device 200, and the X-axis direction is caused by the linear movement of the signal input unit 123.
  • the signal input unit 123 is provided to be movable in an oblique direction to the inspection body so that the displacement signal of the signal and the displacement signal in the Y-axis direction are simultaneously output.
  • the Z axis is an axis perpendicular to the surface of the input device 200, that is, the object plane 211 (object contact surface) of the housing, and the coordinate plane (XY plane) formed by the X axis and the Y axis is Orthogonal to the Z axis.
  • the signal input unit 123 is connected to the input device 200, that is, the optical pointing device, such that the displacement signal in the X-axis direction and the displacement signal in the Y-axis direction are simultaneously generated by the linear movement of the signal input unit 123 in one direction. It is configured to move in an oblique direction with respect to the XY plane of the set X-axis and Y-axis, the guide rail 124 is formed on the inspector body (110, 120) to guide the movement of the signal input unit 123.
  • the inspector bodies 110 and 120 may include a base body 110 having a mounting portion 111 of the input device and a cover 120 provided in the base body.
  • the signal input unit 123 is mounted.
  • the inspector body 110, 120 is disclosed in a substantially rectangular structure.
  • the cover 120 is provided with the above-described guide rail 124, the cover 120 is to cover the one side of the base body 110 is provided with the mounting portion 111 It is rotatably coupled to one side of the base body (110).
  • the cover 120 is rotatably supported by the rotatable support 130 provided on one side of the base body 110, and opens the cover 120 to the mounting unit 111 to the input device (
  • the cover 120 is closed and the signal input unit 123 is moved after mounting the 200, an electrical signal corresponding to the movement of the signal input unit 123 as the above-described output signal is generated in the input device 200.
  • the other side of the base body 110 is provided with a locking unit 140 to prevent the opening of the cover 120, in this embodiment the locking unit 140 is the rotation shaft on the other side of the base body 110 It is made of a hook structure coupled by 141, but is not limited thereto.
  • the cover 120 may include a base cover 121 rotatably connected to the base body 110 and a rail body 122 provided on the base cover 121 for installation of the signal input unit 123. It is configured to include, the guide rail 124 is formed in the diagonal direction on the rail body 122.
  • the rail body 122 may include a cover that prevents the guide member 122a forming the movement path (guide rail) of the signal input unit 123 from being separated from the signal input unit 123. And a member 122b, and further comprising a spacer 122c (that is, a space maintaining member) forming a predetermined gap between the signal input unit 123 and the objective surface 211 of the input device 200. It may further include.
  • the spacer 122c is formed to extend in the longitudinal direction of the guide rail 124 at both bottom edges of the guide rail 124, and the signal input unit 123 slides in contact with the surface of the spacer 122c.
  • the spacer 122c prevents the occurrence of scratches on the objective surface 211 of the input device.
  • the cover 120 is provided with an opening 125, which is located at the bottom of the guide rail 124 so as to be located directly above the loading portion, particularly above the object surface 211 of the input device.
  • the signal input unit 123 is provided to pass through the opening 125.
  • the spacer 122c prevents contact between the object surface 211 of the input device and the signal input unit 123 through the opening 125.
  • the inspector body 110, 120 in particular the base body 110 is provided with a pressing member 150 for testing the click function of the input device 200.
  • the pressing member 150 is a structure for pressing the input device 200, in this embodiment the pressing member 150 by pressing the dome switch (Dome Switch, 212) provided on the bottom of the input device 200.
  • the click signal is output from the input device 200, and the output signal such as the click signal, the displacement signal, the fingerprint image, and the like are transmitted to the inspector body, processed by a performance test program, and the result is monitored through a monitor such as a computer. Is displayed.
  • the pressing member 150 may be configured to be automatically or manually lifted through the hole formed in the bottom of the mounting portion 111 while the front end 151 is drawn out in the vertical direction, but the structure is not limited thereto.
  • the entirety of the pressing member 150 may be configured in various ways such as being configured to automatically or manually lift.
  • the signal input unit 123 is configured to include a phantom (123a, Phantom) that is a biological tissue model.
  • the phantom 123a is a model used as a substitute for human tissue, and is composed of a polymer having properties such as scattering coefficient and absorption coefficient dielectric constant similar to that of human tissue, in particular, fingers.
  • Scattering coefficient of the phantom (123a) in this embodiment is a 0.1cm -1 ⁇ 25cm -1, the absorption coefficient is the 0.05cm -1 ⁇ 1cm -1 is applied.
  • the signal input unit 123 may further include a handle 123b provided in the phantom 123a, and the inspector may move the phantom 123a by manipulating the handle 123b.
  • the signal input unit 123 may be configured to automatically move further by a transmission device at a constant speed in a certain displacement range.
  • a transmission device for moving the signal input unit 123 various known transmission devices for linearly moving a specific component in another known device may be applied.
  • the signal input unit 123 may further include an abrasion prevention pad 123c for preventing abrasion of the phantom 123a.
  • the bottom surface of the signal input unit is worn by friction while the movement of the signal input unit 123 is repeated.
  • a signal input unit having a structure in which the anti-wear pad 123c is provided at both edges of the phantom 123a is provided, and the anti-wear pad 123c is formed of the signal input unit 123. It is formed long in the moving direction, that is, the longitudinal direction of the guide rail 124.
  • the wear protection pad 123c is made of synthetic resin, but the material is not limited thereto.
  • a valley is formed on a surface of the phantom 123a, that is, a bottom surface (bottom surface) of the phantom facing the input device 200.
  • the valleys are formed in a lattice pattern on the bottom surface of the phantom 123a, and the period of the lattice patterns is 50 ⁇ m to 1,200 ⁇ m, and the depth of the valleys is 10 ⁇ m to 250. [Mu] m.
  • the period of the finger fingerprint is 400 ⁇ m to 500 ⁇ m
  • the depth of the fingerprint valley is 30 ⁇ m to 200 ⁇ m.
  • the term cycle refers to the distance from the center of the goal to the center of the next goal (or the distance from the center of the floor to the center of the neighboring floor), that is, the pitch. It can be a cycle of.
  • the cover 120 is closed and the locking unit 140 is used. To fix the cover 120.
  • the signal input unit 123 is moved to generate a displacement signal to the input device, and further, a click signal is generated using the pressing member 150.
  • output signals such as the click signal, displacement signal, fingerprint image, and the like are transmitted to the inspector body, processed by a performance test program, and the processing results are displayed on a monitor such as a computer.
  • the cover is opened, the input device is removed, another input device is mounted, and the performance test is performed through the same process.

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Position Input By Displaying (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Tests Of Electronic Circuits (AREA)

Abstract

L'appareil de test de dispositif d'entrée selon la présente invention comprend : une unité de chargement pour charger un dispositif d'entrée qui délivre un signal électrique correspondant à une approche ou un contact d'un matériau polymère ; une unité d'entrée de signal qui comprend le matériau polymère et, lorsque le dispositif d'entrée est chargé par l'unité de chargement, le matériau polymère s'approche ou entre en contact avec le dispositif d'entrée de telle sorte qu'un signal électrique est délivré par le dispositif d'entrée ; et une unité de test qui reçoit le signal électrique délivré par le dispositif d'entrée correspondant à l'approche ou au contact du matériau polymère, teste les performances opérationnelles du dispositif d'entrée à l'aide du signal électrique reçu, et délivre des données résultantes obtenues par le test de performances opérationnelles.
PCT/KR2011/008261 2010-11-01 2011-11-01 Appareil de test de dispositif d'entrée WO2012060616A2 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR1020100107483A KR20120045737A (ko) 2010-11-01 2010-11-01 동작성능 검사장치 및 그 방법
KR10-2010-0107483 2010-11-01
KR1020110091958A KR101273362B1 (ko) 2011-09-09 2011-09-09 인풋 디바이스 테스트 장치
KR10-2011-0091958 2011-09-09

Publications (2)

Publication Number Publication Date
WO2012060616A2 true WO2012060616A2 (fr) 2012-05-10
WO2012060616A3 WO2012060616A3 (fr) 2012-06-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2011/008261 WO2012060616A2 (fr) 2010-11-01 2011-11-01 Appareil de test de dispositif d'entrée

Country Status (1)

Country Link
WO (1) WO2012060616A2 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100654086B1 (ko) * 2005-10-04 2006-12-06 이민광 마우스포인팅 방식의 리모콘
KR20080065050A (ko) * 2007-01-08 2008-07-11 크루셜텍 (주) 광 포인팅 장치가 구비된 휴대 단말기 및 광 포인팅 장치를이용한 포인팅 방법
KR20090017395A (ko) * 2007-08-14 2009-02-18 티피케이 터치 솔루션스 인코포레이션 터치 패널의 적응적 비접촉 테스트 방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100654086B1 (ko) * 2005-10-04 2006-12-06 이민광 마우스포인팅 방식의 리모콘
KR20080065050A (ko) * 2007-01-08 2008-07-11 크루셜텍 (주) 광 포인팅 장치가 구비된 휴대 단말기 및 광 포인팅 장치를이용한 포인팅 방법
KR20090017395A (ko) * 2007-08-14 2009-02-18 티피케이 터치 솔루션스 인코포레이션 터치 패널의 적응적 비접촉 테스트 방법

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