EP2721551A1 - Moyen de saisie pour un écran tactile - Google Patents

Moyen de saisie pour un écran tactile

Info

Publication number
EP2721551A1
EP2721551A1 EP12732570.2A EP12732570A EP2721551A1 EP 2721551 A1 EP2721551 A1 EP 2721551A1 EP 12732570 A EP12732570 A EP 12732570A EP 2721551 A1 EP2721551 A1 EP 2721551A1
Authority
EP
European Patent Office
Prior art keywords
input means
touch screen
data
input
electrically conductive
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP12732570.2A
Other languages
German (de)
English (en)
Inventor
Sven Hofmann
André KREUTZER
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
T-TOUCH INTERNATIONAL S.A R.L.
Original Assignee
Printechnologics GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from EP11170233A external-priority patent/EP2535839A1/fr
Application filed by Printechnologics GmbH filed Critical Printechnologics GmbH
Priority to EP12732570.2A priority Critical patent/EP2721551A1/fr
Publication of EP2721551A1 publication Critical patent/EP2721551A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/12—Protecting executable software
    • G06F21/121—Restricting unauthorised execution of programs
    • G06F21/123—Restricting unauthorised execution of programs by using dedicated hardware, e.g. dongles, smart cards, cryptographic processors, global positioning systems [GPS] devices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication
    • G06F21/36—User authentication by graphic or iconic representation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
    • G06K19/07773—Antenna details
    • G06K19/07788—Antenna details the antenna being of the capacitive type
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/20—Information technology specific aspects, e.g. CAD, simulation, modelling, system security

Definitions

  • the invention relates to an input means, comprising an electrically non-conductive substrate, an electrically conductive surface present on the substrate, an electrical conductor, a control unit for the electrical connection of the electrical surfaces and a
  • the invention relates to a system consisting of an input means and a touch screen.
  • passwords are still the most commonly used security tools; they are also the most abused and often the easiest to break for an unauthorized person.
  • Passwords are a kind of security paradox. The best passwords are the hardest to guess: long and random. Unfortunately, these are the hardest to remember.
  • most experts strongly recommend that you use different passwords for each e-mail, e-commerce, or other account and change them regularly. As a result, most people choose either easy-to-guess passwords or write-downs so they can be copied or stolen.
  • the average consumer thus uses several preferably different passwords or passwords.
  • the prior art describes special programs that store and manage passwords. These programs provide an area to store long, complex, or random passwords, and then encrypt them so they can not be stolen. Some of these so-called password safes even generate random passwords for the user. But they are often on your personal hard drive and also require a password to activate the software. The disadvantage here, however, is that a hacker can also gain access to the program or the location of the passwords.
  • portable data carriers can be equipped with a chip and on this data carrier or person-individual data are storable.
  • the writing of the data is only via an appropriate data communication connection from an outside of the data carrier
  • Personal data relate to individualizing data of a person or a person
  • Data carrier can be recorded, since they are in particular no suitable for a variety of media volumes and / or person-independent data.
  • the data carrier or person-specific data is written into the fully embedded in a plastic substrate (already initialized) chip via a contact field of the data carrier.
  • Such contact fields are visually striking and create over the entire life of the data carrier a basic access to the sensitive data in the chip, which could be exploited for manipulation and spying. In addition, they reduce the life of the chip, since external influences such. B. voltages can get directly into the chip. Likewise, the difficulty arises that such electronically personalized, d. H. subsequently provided with personalization data storage medium not readily optical visualization - d. H. a visible, individualizing label or embossing - can be assigned, since the written in the chip personalization data in the optical personalization can be difficult to read.
  • DE 195 00 925 A1 discloses a chip card for contactless
  • a one-time password is an authentication method in which a password can be used only once for a session. This prevents an attacker from listening to a password and using it again.
  • the method is also referred to as a rolling code method.
  • touch-sensitive screen detects the position of the stylus that the
  • Transcapacitance coupling between row and column electrodes changes.
  • the input is often done by the finger or a user.
  • the user's finger may obscure a portion of a control surface of the capacitive touch screen. Due to this, no position-accurate input can be made by means of the user's finger.
  • a conventional capacitive touch screen input stylus has a stylus tip with a certain touch area for contacting the capacitive touch screen.
  • the conventional stylus pen is incapable of accurately indicating a position corresponding to a target pattern having a smaller area than the touch area.
  • a disadvantage of the input means disclosed in the prior art is that they are simple and thus do not allow complex and secure data entries. In addition, no rapid inputs can be made with the disclosed means.
  • the object of the invention was to provide a means that an input to a
  • Touch screen allows and does not have the disadvantages or shortcomings of the prior art.
  • an input means comprising at least
  • the input device can be provided, which does not have the disadvantages and shortcomings of the prior art and allows a portable (mobile) input of data, such as passwords, preferably one-time passwords.
  • data such as passwords, preferably one-time passwords.
  • the input device at least one electrically conductive surface is electrically connected to the control unit via at least one conductor track.
  • the input means it is advantageously possible to generate a password by touching the means, which can then be passed on to a receiver, for example to an evaluation unit of a device containing a touchscreen.
  • a secure and mobile input means with which on the one hand an authorization / authentication can be achieved, but which on the other hand can be used as a means of payment and / or for the identification of the payee.
  • the input means can be used universally and is preferably by
  • Mass production process can be produced, which in turn results in a low Purchase price of the input device.
  • code For the purposes of the invention, the terms "code”, “password” or “password” are used analogously.
  • Data in the sense of the invention, denotes entities of characters or continuous functions that represent information on the basis of known or imputed agreements, primarily for the purpose of processing and as a result thereof.
  • the data or information is (machine) readable and editable and can be used for communication, interpretation or processing.
  • the term "data” is known to those skilled in the computer science
  • the terms data and information are used interchangeably in the sense of the invention
  • an evaluation unit designates electrical and electronic means which are present in a touch screen or the electrical device. which includes the touch screen, is present and is for interpretation and processing of the touch screen inputs.
  • the input means comprises an electrically non-conductive substrate on which at least one electrically conductive surface is applied. It may also be preferable to arrange a plurality of electrically conductive surfaces in the form of one or more arrays on the substrate, so that an array or a plurality of arrays of electrically conductive surfaces not connected to one another are provided.
  • an array denotes an arrangement of electrically conductive surfaces on an electrically non-conductive substrate.
  • Control unit That is, all derivatives are stored in the control unit, e.g. one
  • Controller chip merged.
  • the surfaces are thus electrically connected to each other only via the control unit, wherein preferably there is no direct electrical connection between the surfaces (except via the control unit).
  • Touchscreen cause a capacitive interaction, which triggers an input on the touch screen. This will display on the touch screen
  • Touch events (or touch events) are generated, which in turn trigger an event in the electrical device included in the touch screen.
  • a user activates the input means and a code is transmitted via the electrically conductive surfaces of the input means.
  • the code may be compared to an expected value, where the user is considered authorized, if any
  • the substrate is preferably selected from the group comprising plastic, paper, cardboard, wood-based material, foil, composite material, glass, ceramics, printed circuit board material, textiles, leather or a combination thereof.
  • the substrate is in particular an electrically non-conductive substance, the preferably has a low weight. It can be translucent or
  • Preferred plastics include
  • At least one electrically conductive surface is applied to the substrate. It is also preferred that the electrically conductive surfaces are arranged individually, in pairs or in functional groups on the substrate. For the purposes of the invention, individual surfaces arranged in pairs or as functional groups designate in particular an arrangement of surfaces which serve, in particular, to influence the interaction with the surface
  • Touch screen or the device containing the touch screen targeted to change include, for example, shrinking, enlarging, generating, vibrating, switching back and forth, moving, or advancing interactions that surprisingly trigger touch events, i. E. Generate, delete and / or modify touch points.
  • Extinguishing in the sense of the invention means in particular that the conditions for displaying a touch point are no longer met, e.g. by falling short of one
  • Threshold Surprisingly, these touch events render the interactions for the touch screen or the touch screen-containing device evaluable in the form of data and / or signals.
  • the interaction between touch screen and input means is electronically controlled under the same external influences (e.g., outer positioning and spacing are not significantly altered).
  • the shape of the surface is arbitrary and can be designed in different designs. Thus, for example, round, angular or oval surfaces or combinations such as in particular circular rings can be present on the substrate. It is also possible to realize complex geometrical shapes or to combine several individual surfaces. It may be preferred that a plurality of electrically conductive surfaces are applied to a substrate.
  • the shape, orientation, number, orientation, spacing and / or position of the surfaces can vary.
  • a person skilled in the art will also be aware of surfaces created with a certain layout as structured surfaces. The structuring of the surfaces takes place in each case
  • tactile, visual, acoustic or haptic elements may also be preferred to apply tactile, visual, acoustic or haptic elements to a layer of the input means or the electrically conductive surface to one
  • a visual element such as an LED, may be disposed on the input means to signal the user, for example, if the LED
  • the visual element can be used as a status indicator, for example. You can also use such display elements to indicate the remaining battery life or a simple
  • the electrically conductive layer is preferably a metal layer, a layer containing metal particles, a layer containing electrically conductive particles, electrically conductive layers
  • Polymer layer or a layer of at least one combination of these layers In general, any material that is electrically conductive can be used. Furthermore, organometallic materials consisting of a compound of metal and carbon can also be used. For the purposes of the invention, metals denote in particular chemical
  • Elements which, in contrast to the non-metals in the periodic table, are to the left of the diagonal dividing line, starting with the element beryllium (2nd group) up to the polonium (16th group), as well as their alloys and intermetallic compounds (comprising Laves phases, Heusler phases, Zintl phases, Hume-Rothery phases, NiTi, Co5, Nb3Sn or ⁇ 3 ⁇ ) with characteristic metallic properties.
  • Metals include u. a. Aluminum, lead, chromium, iron, gold, indium, cobalt, copper, magnesium, manganese, molybdenum, sodium, nickel, silver, titanium, tungsten, zinc or tin. Furthermore, metal oxides such as
  • Indium tin oxide can be used. This is particularly advantageous because it is electrically conductive, but also transparent. Thus, with the use of transparent metal oxides, in particular indium tin oxide in combination with a transparent substrate, no area on the touch screen is optically covered. It can be such. For example, the user may be presented with instructions on the touch screen while using the preferred input means. Also alloys such. Ni / Au (Ni: nickel, Au: gold) or gold-plated copper may be used. Also, several metal layers can be combined.
  • a previously named layer is combined with a material having a high relative permittivity.
  • dielectric constant applies to permittivity, but is to be regarded as obsolete.
  • Polymer molecules are preferably electrically conductive. In such polymer-unitary substances, all macromolecules are preferably of identical construction and differ only in their chain length (degree of polymerization). Such polymers can be referred to as polymer homologs. Polymers may be selected from the group consisting of inorganic polymers, organometallic polymers, fully or partly aromatic polymers, homopolymers, copolymers, biopolymers, chemically modified polymers and / or
  • synthetic polymers are selected. Particularly preferred are polymers selected from paraphenylene, polyacetylene, polypyrrole, polythiophene, polyaniline (PANI) and PE-DOT.
  • Electrically conductive substances are furthermore, in particular, carbon black or graphite particles.
  • Carbon black describes a manifestation of carbon that forms with incomplete combustion or thermal cracking of vaporous carbonaceous substances. Soot can be used in the form of powder or granules. It is also possible to use carbon black preparations, for example as liquid, pasty or solid carbon black solvent concentrates in which the carbon black is uniformly dispersed. Depending on the method of production and the raw material, carbon black can contain hydrogen, nitrogen or oxygen in addition to carbon. Carbon black has excellent pigment property as well as insolubility in all solvents, resistance to most chemicals, lightfastness, high color depth and the like. Color strength on. In the context of the invention, graphite refers in particular to a stable modification of the carbon. Due to its layered structure graphite is a good conductor.
  • the electrically conductive surfaces can advantageously be applied by means of additive processes such as printing processes, stamping processes, PVD and CVD processes, electroplating processes or subtractive processes such as laser structuring, brushing processes, milling processes, etc. Also, semi-additive methods such as e.g. Etching be advantageous.
  • the electrically conductive surfaces are applied to the substrate by means of a transfer process.
  • a film transfer method especially a thermal transfer method is preferred.
  • the person skilled in the art knows such methods.
  • all other methods for applying an electrically conductive surface can be used.
  • the input means has at least one layer and / or at least one further substrate layer.
  • the substrate with the applied electrically conductive surfaces may be covered or surrounded by at least one further layer or substrate layer.
  • the further layer or substrate layer consists of the same material as the substrate layer, it also being possible for a different material to be preferred.
  • the further layer or the substrate layer may cover the electrically conductive surfaces and / or the substrate. This may be, for example, a top layer or a paspartout.
  • the further layer or substrate layer is preferably made of paper, cardboard, wood materials, composite materials, metal, laminates and / or plastics and can be printed or coated with a color and / or lacquer layer.
  • the further layer or substrate layer can also be an adhesive layer, a resin layer, a wax layer, a paper layer, a color layer, a lacquer layer and / or a film.
  • the adhesive layer designates in the context of the invention, in particular an electrically non-conductive adhesive, which is applied so that it surrounds the electrically conductive surfaces. Due to the further layer and the substrate layer, a compact construction of the input means is possible, whereby it is also protected against external forces and contamination.
  • the control unit of the input means preferably comprises at least one digital and / or analog circuit.
  • a digital circuit is preferably a microcontroller, but may also be an ASIC, an FPGA or a discrete digital circuit of logic gates,
  • the digital circuit is used to generate the data / codes to be transmitted and the conversion of these into digital or analog signals, which are forwarded either directly or via the analog circuit via the electrically conductive connections to the electrically conductive surfaces (electrodes).
  • An analog circuit is used for signal shaping and may, for example, a high pass, a low pass, a member for
  • similar analog circuits preferably exist, however, different designs of the analog circuit for the individual connections to the electrically conductive surfaces may also exist. It is also preferable to mount a mechanical arrangement on the control unit, which itself is controlled by a higher authority, such as a user, and opens and closes electrical bridges between the conductor tracks (relay construction).
  • the electrically conductive surfaces, in particular the electrodes can be configured in any shape, geometry or width, height and depth.
  • the digital circuit of the control unit is an electronic, electromechanical or mechanical circuit.
  • the input means preferably comprises a power source to ensure autonomous operation of the input means.
  • the energy source may be, for example, a battery, an accumulator, a solar cell, a piezo element, a capacitor, or a combination thereof.
  • the power source is electrically connected to the control unit and supplies it with energy. It may be preferred that the energy source is rechargeable, replaceable or replaceable by means of an external mains connection. For this purpose, the energy source has corresponding connection connections.
  • the energy source can be configured as a solar cell, which uses artificial or natural light sources. It may also be preferable to use an "energy harvesting" method to power the input means, for example, the energy could be provided from the touch screen that is in contact with the input means.
  • the input means preferably comprises at least one key and / or a switch.
  • a switch or a button can be arranged, are bridged by which contacts between the interconnects, ie, an electrical connection can be established.
  • the switch or pushbutton can preferably be used for switching on the supply voltage, ie for producing a conductive connection between the energy source and the control unit. It is also possible to connect one or more buttons or switches as an input option to the control unit in order to trigger associated functions on the control unit.
  • the button can be configured as a snap-action disc, which allows easy and quick operation.
  • the invention further relates to a system comprising an input means and a touch screen, wherein the touch screen is operatively connected to the input means.
  • the touchscreen-containing device is preferably selected from the group comprising smartphones, mobile phones, displays, tablet PCs, notebooks, touchpad devices,
  • touchscreen may also be part of input devices.
  • Touch screens are also known as touch screens, touch screens or touch screens. Such input devices are used, inter alia, in smartphones, PDAs, touch displays or notebooks.
  • Touch screens can be used. Experiments have shown that, in particular, capacitive touch screens are particularly well suited.
  • an input means is operatively connected to the touch screen. Operationally referred to in the sense of the invention in particular means that the input means is at least temporarily connected or linked to the touch screen in such a way that a touch event can be triggered on the touch screen by an operator via the activated input means.
  • Activation in the sense of the invention particularly describes an approach of the user to the input means and / or touching of the input means by the user and / or
  • the power source is switched on.
  • the input means is or is activated independently of the user, for example by using a solar cell as the energy source in a switchless configuration.
  • Energy source z. B. a solar cell
  • the energy source is available only when pre-defined conditions are met, e.g. can a solar cell as
  • Energy source can be used, which provides sufficient voltage only at a certain brightness.
  • the touch screen has visual, acoustic, tactile, haptic or mechanical positioning means which allow optimal positioning of the input means on the touch screen.
  • an edge can be displayed visually on the screen or the edge of the screen can be used as a means for positioning. The correct or incorrect positioning can be conveyed to the user simply by visual, auditory, tactile or haptic means.
  • the input triggered by the input means can be displayed on the touch screen by means of a progress bar. This allows the user to be easily and quickly taught how far the input has progressed.
  • the input means enables wireless communication / data transmission between mobile or stationary terminals with a touch screen.
  • the input means transmits data via the touch screen to the terminal. The activation of the
  • Touch screen is preferably done by means of a capacitive coupling between the touch screen and the input means.
  • the input means is on the
  • Touch screen and input means an electric field is generated.
  • the input device is activated before or after being brought into contact so that the placement of one or more fingers on the touchscreen is simulated and a touch input is generated on the terminal.
  • the input on the terminal can be static and / or sequential.
  • 5x2 conductive surfaces could be used for data transfer by moving touch points, with two conductive surfaces each forming a functional group. After contacting the input device with the touch screen, one touch event per functional group is triggered, one touch point each being generated. The input means is activated, whereupon the position of each touch point is changed according to the data to be transmitted, the respective touch point is pushed back and forth and can thus the
  • Transfer information "0" or "1" ("0" corresponds to one position, "1" corresponds to the other when moving the touch point back and forth).
  • Each functional group can therefore be coded 1 bit. At intervals, so sequential information / data can be transmitted.
  • This opens up to the person skilled in the scalability of data transmission by increasing or decreasing the functional groups. It is also possible to extend the digital state 0 or 1 and to allow other states or intermediate states. Thus, trinary (tristate) states can also be generated, for example, whereby the data rate can be further increased.
  • the touch points can, for example, in a defined coordinate system, eg. B. a virtual 4x4 matrix, are arranged on the touch screen. In this case, 16 positions would be available
  • the input means is preferably placed in close proximity to the input
  • Touch screen arranged.
  • spatial proximity refers in particular to direct contact or indirect contact and the input means being in functional interaction with the touch screen. This interaction can be achieved by various physical principles or combinations of these, e.g.
  • the function of the input means is preferably to trigger at least one touch event on the touch screen (i.e.
  • a touch event or also called touch event designates, in particular, a triggering of an event on the touch screen.
  • a projected touch input of the input device on the touch screen can, for example, transmit a one-time password generated in the input device to the touch screen, which can preferably be used for authentication and / or authorization or for data input.
  • the invention also relates to the use of an input means for authentication, authorization and / or data input.
  • the input means is used to generate a one-time password, password or code. This may, for example, a device having a touch screen or a
  • Access authorization for car / bike sharing access authorization, random number generator, chip cards, car keys, keys, playing cards, trading cards, goods logistics,
  • Device controls or gift cards, without being limited thereto.
  • the input means can be operatively connected to the touch screen such that it is only applied to the touch screen and, in particular, contact between the touch screen and the input means is established by the gravitational force.
  • the input means may also be preferred that the input means by means of a temporary
  • the substrate Affixed to or on the touch screen, so that the substrate, with the electrically conductive surfaces in contact with the touch screen or at least spatial approach and allows an interaction with the touchscreen.
  • the input means is attached to the touchscreen according to the sticky note principle (eg post-it notes) or with other adhesive adhesives. Furthermore, it may be advantageous that only the conductive surfaces of the input means with the
  • Conceivable are all forms of adhesive (electrically conductive and electrically non-conductive) or glues, rubbers, banderoles, insertion aids, brackets, etc. There are also devices, cases, etc. for the adhesive (electrically conductive and electrically non-conductive) or glues, rubbers, banderoles, insertion aids, brackets, etc. There are also devices, cases, etc. for the adhesive (electrically conductive and electrically non-conductive) or glues, rubbers, banderoles, insertion aids, brackets, etc. There are also devices, cases, etc. for the
  • Touchscreen-containing device conceivable. As a result, slipping or shifting of the input means can be prevented.
  • the input means may preferably be a card for the payment of goods and services or integrated into one.
  • the card may be an electronic cash card or credit card or other card usable in payment transactions.
  • a credit card is a card made of plastic (e.g., PVC) in the format of a credit card (ISO 7810).
  • embossing On the front of the credit card, the card data embossed embossed (so-called embossing).
  • embossing embossed embossed
  • Such prepaid cards have a prepaid balance.
  • KPN card verification number
  • a magnetic strip is arranged on the back of the card, on which the card data are stored.
  • chips can be mounted on the card.
  • the cards have an EMC chip in order to achieve SEPA compatibility.
  • EMV Europay, MasterCard, Visa
  • a novelty, to increase security, is the hologram magnetic stripe.
  • the input means be designed as a voluminous body, such.
  • a game character is designed or integrated into a game character or attached to this. It is known to those skilled in the art that the input means can be changed in shape so that it optimally cooperates with and adapts to the specific shape of a toy character.
  • the input means can be mounted substantially at any point of the game character, so that the electrodes are preferably arranged at the bottom of the game character.
  • the input means may in one embodiment be integrated in a greeting card. This allows the greeting card to interact with a touch screen and expand over the limited content of the card.
  • the input means is preferably integrated into the card or voluminous body so as not to affect the original function of the card or body. Rather, the card can be used as an additional means of generating a code or as part of the PIN / TAN authorization / authentication process.
  • the security of electronic payment transactions can be considerably increased, since in addition to the security features of the card now another security barrier is inserted, which makes the copying of the card impossible.
  • a user In addition to the original security gates, a user must also generate a one-time password, but this is only possible with the input device on the card. As a result, a high safety standard can be produced. This is particularly relevant for payments on the Internet.
  • the input means may physically interact with a smart phone or a touch device-equipped electrical device and generate a code for authentication, whereby payment traffic on a website can be safely handled.
  • Touch screen is bidirectional, while the data transmission is preferably unidirectional, d. H. preferably only in one direction, namely vorzutician of the
  • the input means may be embodied as part of such a card, wherein it may also be configured as an independent card for the payment of goods and services.
  • a password can preferably be generated by which an authorization and / or authentication takes place.
  • the input means may for example identify a consumer and / or unlock a payment.
  • the invention also relates to a method for inputting data to a touchscreen
  • an input means comprising at least
  • Track is electrically connected to the control unit
  • the input means is operatively connected to the touch screen, whereby the surfaces interact with the touch screen, thereby affecting touch events on electrically activated surfaces, and data entry on the touch screen
  • the input data may advantageously be randomly generated or determined data. That is, the input means may advantageously generate a one-time password or password, which was previously determined and compared to an expected value. Furthermore, however, it is preferred that the input means generate a password which is random. In this case, the password has parameters that enable a unique authentication.
  • the data input may preferably take place over the entire area of the touch screen, wherein the data input may differ by location, arrangement and / or number of points preferably as follows:
  • a data input designates in particular that a
  • Touch event or touch event is enabled and disabled by means of one or more surface (s) (e.g., capacitive coupling on / off or more / less), preferably with no movement between touch screen and input means.
  • surface e.g., capacitive coupling on / off or more / less
  • the surfaces are designed as a circular ring, even a reduction of the activated area of the ring can cause that no touch event is triggered, whereas when the activated area is increased triggering is achieved (capacitive
  • the data entry on the touch screen is static and / or dynamic.
  • a static input specifically designates exactly one
  • a chronological sequence of different static states characterizes, in particular, a dynamic input.
  • Input describes. It is also preferred that one or more electrical conductive surfaces of the input means be used as clocks for the data transmission, the remaining electrical conductive surfaces are used for the transmission of the actual data.
  • the use of multiple electrical conductive surfaces may serve to transmit a parallel data stream.
  • the areas for generating the touch events are moved or influenced. It is further preferred that the data generated by the input means can be assigned to a data record in a data processing system and the data record remains constant. In a preferred embodiment, the data generated by the input means is assigned to a data record in a data processing system, wherein the data record changes. This can happen, for example, by using the input means or the codes generated by the input means and / or by time, without being limited thereto.
  • the input means can be used such that the input means in conjunction with a touch screen on the influence of one or
  • a plurality of touch events or the generation of a code or one-time password of an action of a data processing system can be assigned or triggers. This action applies in particular to non-networked data processing systems, and more preferably to networked data processing systems.
  • the input means or system comprising the input means and the touch screen may be used to trigger events or actions associated with a touch screen-containing device.
  • the associated events or actions are system-typical or system- and application-related.
  • Fig. 1A-D structure of an input means
  • FIG. 2A, B sectional view of an input means
  • FIG. 8 shows a block diagram of a data transmission to a touchscreen by means of input means
  • Fig. 9-12 Preferred embodiments of the input means Fig. 13 u. Fig. 14 Dynamic / static input
  • Figs. 1A-D show a structure of a preferred input means, Figs. 2A, B a
  • the input means 1 has
  • an electrically non-conductive substrate 6, which, for example, from
  • the electrically conductive surface 4 is applied, which is connected via an electrically conductive conductor 5 with a control unit 3.
  • the electrically conductive surface 4 may in particular be a metal layer, a layer containing metal particles, a layer containing electrically conductive particles or an electrically conductive polymer layer. In essence, any electrically conductive material may be used as surface 4.
  • the conductor track 5, which connects the surface 4 to the control unit 3, is also made of an electrically conductive material, for example of the same material as the surface 4. It may also be preferable to apply a plurality of electrically conductive surfaces 4 on the substrate 6 ( see Fig. 1 B, C). The electrically conductive surfaces 4 are connected via conductor tracks 5 to the control unit 3.
  • the control unit 3 is in turn connected to a power source 2, for example a battery, an accumulator, a solar cell, a piezoelectric element, a capacitor or a combination thereof.
  • the energy source can also be an "energy harvesting" energy source, so that the input means 1 obtains its energy by extracting energy from a further energy source
  • the terms energy supply and energy source can equally be used and refer in particular to one another Means that that
  • Luminous energy of a touch screen 9 act.
  • the input means 1 can also have connections, for example to connect it to a mains connection. It may also be preferred wireless charging techniques for charging the power source 2 of the input means 1.
  • the normally open electrical connection between the energy source 2 and the control unit 3 is closed by means of a push-button 19 or switch, whereby the control unit 3 is activated to generate data and these to transmit to a touch screen device 10.
  • the input means 1 has at least one electrically conductive surface 4, which is applied to an electrically non-conductive substrate 6.
  • the surface 4 can be applied to the substrate 6 by means of additive or subreptmaschinen known in the art such as printing or etching.
  • the surface 4 is connected via an electrically conductive conductor 5 with the
  • Control unit 3 is connected, which in turn is connected to the power source 2.
  • the cover layer 7 may consist of the same electrically nonconductive material as the substrate 6 and preferably serves to protect the elements of the input means 1
  • the cover layer 7 may also be a lacquer layer or film layer, which is attached, for example, on at least one intermediate layer 8 and can be printed with motifs or characters.
  • the intermediate layer 8 may be a filling material.
  • an adhesive layer preferably an electrically non-conductive adhesive layer, can serve as the filling material.
  • the at least one intermediate layer 8 also ensures a homogeneous, uniform and level product structure, which is produced by further method steps, e.g. Printing can be further refined.
  • Electrodes of the touch screen 9 is amplified or attenuated.
  • the analog circuit may include, for example, a signal amplifier, a signal attenuator, a high pass, a low pass, an operating point setting, a DC decoupling, a
  • Signal termination or a combination of such elements include, but are not limited to.
  • a particularly preferred circuit of a signal amplifier is the charge pump.
  • the person skilled in the corresponding analog circuits for the listed elements are known.
  • similar analog circuits preferably exist, but it is also possible for different interpretations of the analog circuit to be used for the individual ones
  • the digital circuit 17 is used to generate the data / codes to be transmitted and the conversion of them into digital or analog signals, which are forwarded either directly or via the analog circuit 18 via the electrically conductive connection 5 to the electrically conductive surface 4.
  • the digital circuit 17 generates a plurality of electrical signals, each individually with an analog circuit 18 or directly with in each case one electrically conductive connection 5 to an electrically conductive surface 4, respectively
  • a digital circuit 17 is preferably a microcontroller, but may also be an ASIC, an FPGA or a discrete digital circuit of logic gates,
  • FIGS. 5A-C and FIG. 15 a physical interaction between an input means 1 and a touch screen 9 is shown.
  • the input means 1 may physically interact with a touch screen 9.
  • the touch screen 9 is preferably part of an electrical device 10 comprising smartphones, cell phones, displays, tablet PCs, notebooks, touchpad devices, graphics tablets, televisions, PDAs, MP3 players, and capacitive input devices.
  • a touch screen 9 may also be part of an input device.
  • the input means 1 is brought into contact with the touch screen 9.
  • this may mean that the input means 1 is contacted or brought near the touch screen 9, so that an effect on the touch screen 9 or on the touch screen device 10 can be achieved if the input means is activated.
  • bringing into contact means that in particular there is preferably no free space between the input means 1 and the touch screen 9. That is, the input means 1 is preferably in touching contact with the touch panel 9.
  • Touch screen 9 is no direct contact, but there is only an approximation, which is sufficient to trigger an input on the touch screen 9 with activated input means.
  • Touch screen 9 When approaching, there is a preferred distance of, in particular, 0 cm to 2 cm between input means 1 and touch screen 9.
  • the input means 1 may interact with the touch screen 9 in any orientation. For example, it can be placed all over on the touch screen 9 or only partially. Advantageously, however, it is brought into contact with the touch screen 9 so that at least one electrically conductive surface 4 is in contact with the touch screen 9.
  • the touch screen 9 may also be part of a laptop or computer. Through the interaction of the input means 1 with the touch screen 9, a data entry can be made, for example, the authorization or authentication is used.
  • the input means 1 comprises a solar cell
  • Fig. 6A-C shows an operative connection between an input means 1 and a
  • an operative connection 1 1 denotes a connection between the input element 1 and the touch screen 9, so that on the touch screen 9 influencing touch events by the input means 1 can be generated by an evaluation of the touch screen 9 and / or the touch screen having device O is evaluable.
  • Actively connected means in the simplest sense in particular that something is mechanically connected to each other at least temporarily. Furthermore, it may be connected - eg electronically - so that energy and / or information is transmitted (for example, without a mechanical connection is present); ie two elements are arranged or linked together in such a way that the desired effect is realized. This interaction is dependent on the operation of the touch screen 9 and can be achieved by various physical principles of action or combinations of these, for example capacitive, inductive, electromagnetic or electronic. In particular, energy can then be transferred from the touch screen to the
  • Input means are transmitted when the input means has corresponding components (such as a solar cell, Fig. 15) and the radiation emitted by the touch screen is used.
  • the solar cell 22 may be arranged on the input means 1 on the device side facing as well as on the opposite side. Depending on which energy is used (energy from a screen or from a radiation source in the environment), it is advantageous if the solar cell 22 has the corresponding orientation and is aligned accordingly.
  • FIG. 6B shows an example of an operation of a capacitive touch screen 9.
  • electric field lines 14 exist between the two
  • Influence of the electric field lines 14 is essentially by the on the
  • Input means present electrically conductive surfaces 4 and their control causes. Further elements of the input means 1, such as printed conductors 5 or control unit 3 advantageously have no effect on the touch screen 9, or the electric field lines 14. The change of the electric field lines 14 can by an evaluation of the
  • Touch screen 9 and / or the touch screen device having O are evaluated and processed.
  • control unit 3 represents a schematic representation of the functional connection of the control unit 3, consisting of digital circuit 17 and / or analog circuit 18, active connection 1 1 and touch screen 9 or the device 10 having the touch screen.
  • the control unit 3 is preferably for generating electrical signals passing over the
  • Conductor 5 are passed to the leifixede surface 4. Via the operative connection 1 1 between the conductive surface 4 and at least one sensor line 13 of the touch screen 9, the electrical signals are transmitted to the touch screen 9 or the touch screen device 10, which interprets the signals as touch inputs.
  • the electrically conductive surface 4, the electrically non-conductive substrate, the conductor track 5 and the sensor line 13 have been dispensed with in this view.
  • external (outside the control element arranged) analog and digital circuits are used, as well as their combinations.
  • Fig. 8 shows a block diagram of a data transmission to a touch screen by means of input means 1.
  • Conductor tracks 5 is forwarded to the electrically conductive surfaces 4. These are in operative contact with a touch screen 9 and generate a touch input on the touch screen 9.
  • the touch input is preferably based on a capacitive coupling 16 that is evaluable by the evaluation unit of the touch screen or the touch screen device 10.
  • an authorization or authentication by means of the input means 1 can be effected simply and quickly.
  • the input means 1 can for example be integrated into a credit card and thus serve as a means of payment or another control element.
  • Figs. 9-12 show preferred embodiments of the input means.
  • the input means can be designed differently. So it may be z. B. as a card but also be shaped as a voluminous body, which represent the application of the input means as almost unlimited. It can, for. B. can be used as a game character by having the shape of a character in a game. This can be particularly advantageous if the character z. B. a digital content should be unlocked. For example, a co-player who has acquired the character in-game may bring an electronic device with a touch screen into contact with the character, and digital content, such as a video game. B. unlock vouchers.
  • the figure preferably has electrically conductive areas or areas (electrodes 4) which are controlled by a control unit 3 after the figure has been activated by a user.
  • electrodes electrically conductive areas or areas
  • the game piece has one or more buttons 19, printed conductors 5, at least one energy source 2, at least one control unit 3 and at least one electrode 4.
  • the arrangement of the components can be adapted to the size and shape of a game character and is indicated in the figures only by way of example. It should be pointed out with reference to FIGS. 9-12 that the input means can be designed not only as a card but also as a voluminous body and thus can be used universally.
  • FIGS. 13 and 14 show a static and dynamic input on the
  • Touch screen can be static and / or dynamic.
  • a static input designates in particular exactly one state from a combination of the touch points in the sense of a snapshot, as shown by way of example in FIG. 13A.
  • a chronological sequence of different static states characterizes, in particular, a dynamic input.
  • An example of a sequence for a dynamic input are shown in the diagrams AC of FIG. 13.
  • the touch points 23 generated by the input means 1 in chronological order undergo a change. so that a dynamic data entry takes place.
  • Data input can also be done as shown in FIG. 14.
  • a user 21 brings the input means 1 in operative contact with a touch screen 9, wherein he the input means 1 z. B. via the touch screen 9 moves.

Abstract

L'invention concerne un moyen de saisie qui comprend au moins un substrat non électroconducteur, une surface électroconductrice disposée sur le substrat, une piste conductrice, une unité de commande pour la commutation électrique des surfaces et une source d'énergie, au moins une surface électroconductrice étant électriquement reliée à l'unité de commande par au moins une piste conductrice. L'invention concerne également un système comprenant le moyen de saisie et un écran tactile. En outre, l'invention porte sur un procédé de saisie de données sur un écran tactile et sur l'utilisation du moyen de saisie pour authentifier, autoriser et/ou saisir des données.
EP12732570.2A 2011-06-16 2012-06-15 Moyen de saisie pour un écran tactile Withdrawn EP2721551A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP12732570.2A EP2721551A1 (fr) 2011-06-16 2012-06-15 Moyen de saisie pour un écran tactile

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201161497629P 2011-06-16 2011-06-16
EP11170233A EP2535839A1 (fr) 2011-06-16 2011-06-16 Moyen d'entrée pour un écran tactile
EP12167794 2012-05-11
EP12732570.2A EP2721551A1 (fr) 2011-06-16 2012-06-15 Moyen de saisie pour un écran tactile
PCT/EP2012/061441 WO2012172047A1 (fr) 2011-06-16 2012-06-15 Moyen de saisie pour un écran tactile

Publications (1)

Publication Number Publication Date
EP2721551A1 true EP2721551A1 (fr) 2014-04-23

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EP12732570.2A Withdrawn EP2721551A1 (fr) 2011-06-16 2012-06-15 Moyen de saisie pour un écran tactile

Country Status (5)

Country Link
US (1) US20150199039A1 (fr)
EP (1) EP2721551A1 (fr)
JP (1) JP2014519667A (fr)
CN (1) CN103946852A (fr)
WO (1) WO2012172047A1 (fr)

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JP2014519667A (ja) 2014-08-14
US20150199039A1 (en) 2015-07-16
CN103946852A (zh) 2014-07-23

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