EP0851448B2 - Unité de commande configurable pour commander des dispositifs électroniques - Google Patents

Unité de commande configurable pour commander des dispositifs électroniques Download PDF

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Publication number
EP0851448B2
EP0851448B2 EP96120883A EP96120883A EP0851448B2 EP 0851448 B2 EP0851448 B2 EP 0851448B2 EP 96120883 A EP96120883 A EP 96120883A EP 96120883 A EP96120883 A EP 96120883A EP 0851448 B2 EP0851448 B2 EP 0851448B2
Authority
EP
European Patent Office
Prior art keywords
microcontroller
control
operating unit
unit according
controls
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.)
Expired - Lifetime
Application number
EP96120883A
Other languages
German (de)
English (en)
Other versions
EP0851448A1 (fr
EP0851448B1 (fr
Inventor
Jörg Gelhausen
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.)
NT Nachrichtentechnik GmbH
Original Assignee
NT Nachrichtentechnik 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
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Application filed by NT Nachrichtentechnik GmbH filed Critical NT Nachrichtentechnik GmbH
Priority to ES96120883T priority Critical patent/ES2145965T3/es
Priority to AT96120883T priority patent/ATE190170T1/de
Priority to DE59604552T priority patent/DE59604552D1/de
Priority to EP96120883A priority patent/EP0851448B2/fr
Publication of EP0851448A1 publication Critical patent/EP0851448A1/fr
Publication of EP0851448B1 publication Critical patent/EP0851448B1/fr
Application granted granted Critical
Publication of EP0851448B2 publication Critical patent/EP0851448B2/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/78—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by the contacts or the contact sites
    • H01H13/785—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by the contacts or the contact sites characterised by the material of the contacts, e.g. conductive polymers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2201/00—Contacts
    • H01H2201/022—Material
    • H01H2201/032—Conductive polymer; Rubber
    • H01H2201/036—Variable resistance
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/002—Legends replaceable; adaptable

Definitions

  • the invention relates to an operating unit to control electronic devices.
  • An operating unit is known from US Pat. No. 5,283,558 known with a keypad that with traces 1, ..., p and 1, ..., q has membrane layers.
  • the conductor tracks 1 ..., p and 1, ..., q are rectangular arranged to each other so that (p x q) discrete crossing points available. Place these crossing points the possible print positions of the keypad. When you press one of the print positions, the crossing conductor tracks in contact with each other, so that pressure point dependent coordinate streams are delivered become.
  • the number of different coordinate streams is limited to (p x q) and the touch points are not freely determinable.
  • this control unit are consequently limited and the design the touch surface is at the crossing points bound.
  • Self-learning remote controls are physical, by many identifying similar controls, which learn certain bit sequences as control sequences can.
  • the freedom of design of the Users on the arrangement of commands to individual Controls and also relatively simple Commands such as on ", off", +1 ", -1” limited.
  • Table remote controls (data transmission by means of infrared or wired) are of their characteristic Features identical to those of Handheld remote controls, however, generally have larger dimensions of the control unit as well of their controls. Here are usually one specified number of pre-assembled switches, controllers, Buttons and the like afterwards with certain Control commands wired in hardware. They are limited Configuration options available, but not by the user himself, but by accordingly trained people have to. A free design of the switch forms and the arrangement of the controls is simple and generally only possible in advance, afterwards only with considerable effort or not at all to do more.
  • LCD displays built into control devices provide a relatively flexible arrangement of controls, associated functions and design.
  • From computer applications are still Digitizing tablets in connection with visualization devices such as LCD displays or cathode ray screens known. Such trays capture the relative Coordinates of a corresponding pin and set his movements on a display device the respective screen (e.g. mouse pointer).
  • the the underlying computer then provides a Implementation in the desired commands.
  • applications are above all the simple ones Control of software programs or creation of graphics within the computer aided Designing (CAD).
  • CAD computer aided Designing
  • the respective control program is also here or the appearance of the user interface generally not for individualization provided so that changes either not or only to a very limited extent (e.g. selection of functions and arrangement) can be made.
  • the object of the invention is a manual control unit to provide the simple and Way a custom design of control elements for any electronic devices or device arrangements guaranteed.
  • the control unit should be without significant design changes for everyone Be suitable for the type of device or device arrangement.
  • an operating unit is provided for Control of at least one electronic device, characterized by a pressure-sensitive film with areas over which symbolic buttons are created, and the pressure point dependent coordinate streams supplies, and by a microcontroller that the Coordinate flows dependent on pressure point in coordinate values implemented with saved coordinate values compares and depending on the comparison result at least one of the respective coordinate values assigned command to control the minimum generates an electronic device (claim 1).
  • the design of the controls is none geometric, graphic or functional restrictions subjected to an appropriate and enable intuitive user guidance.
  • the coordinates are Cartesian coordinates, preferably X / Y coordinates (claim 2).
  • the symbolic buttons are on one Carrier layer overlying the pressure sensitive film (Claim 4).
  • This backing layer can for example as printed. Paper or printed, thin film. In principle, however, is also any other printable carrier medium is suitable. Changes to the visible design of the symbolic Keys can be changed easily afterwards the carrier layer possible (claim 5).
  • the graphic layout created is over Standard printer optionally on paper, foil, the pressure sensitive Foil yourself or any other suitable one transferable printable information carrier. On this ensures that the spatial distribution of the controls on the pressure sensitive Foil identical to that on the printed layer is. In addition, visible on both layers Brands ensure the necessary during final assembly lateral match.
  • control unit All electronic components are out Protection reasons expediently inside the control unit, e.g. below the pressure sensitive Foil mounted on standard circuit boards. An adjustment the geometry of these circuit boards to specifications for the outline design of the control unit is after the state of the art through appropriate milling and Cutting techniques very easily possible.
  • the microcontroller has an interface for reading in coordinate values and / or from the Commands assigned to coordinate values (claim 6).
  • Such memory modules are available as standard in different storage depths and Technology versions available.
  • the control command is carried out depending on the execution of the Control unit either wired or wirelessly via standard interface modules to the Device arrangement forwarded. Thanks to the modular Arrangement of the evaluation electronics of the control unit (Microcontroller, programmable memory, Interface modules wired, interface modules wireless, device-specific converter) an adaptation to any type of device or Device arrangements and their analog / digital data formats and command syntax reached.
  • the modular Arrangement of the evaluation electronics of the control unit Microcontroller, programmable memory, Interface modules wired, interface modules wireless, device-specific converter
  • microcontroller is between at least two of the same coordinate values assigned commands switchable (claim 8). This ensures that with only a single control unit various user interfaces can be called up are.
  • a microcontroller and related technology ensures that it is flexible to the most diverse requirements of device arrangements regarding functions and command syntax can be reacted to.
  • a wired or wireless transmission can be configured.
  • Local configuration via e.g. serial or parallel computer interfaces are provided be, or even configuring remotely about e.g. ISDN interfaces or other WAN connections.
  • the senses are even two-dimensional, Analog potentiometers can be represented as control elements.
  • control elements Due to the analog coding of the X / Y coordinates in the form of currents in the X or Y direction, very high resolutions of control elements per room unit are possible.
  • one control element can be represented per I x -I y pair.
  • the resolution per unit space is determined on the one hand by the accuracy of the pressure-sensitive film, and on the other hand by the resolution of the downstream evaluation unit. Overall, there is a resolving power which is far above the comparable operating units realized according to the current state of the art.
  • the microcontroller can those corresponding to each symbolic key The area belonging to this key Assign coordinate values (claim 7). There this on the pressure sensitive layer with the generation of total currents in the X or Y direction equals, this results in a certain blurring the pressure point information.
  • the concept presented also offers a certain fault tolerance towards incorrect operation.
  • Another advantage of the invention is compared to conventional control units increased pressure sensitivity.
  • a simple one is enough Pressure on the pressure sensitive area to the desired one Trigger control command or the control sequence.
  • sensitivity is a function of both the pressure-sensitive film, as well as the resolving power the downstream evaluation unit.
  • All operations can be both locally and from a distance via e.g. Make ISDN, LAN or WAN connections, if an appropriately configured control unit was used.
  • Such a possibility for remote control on the one hand relates to pure operations for device control, as well as on the reloadability new functions or function sequences into the microcontroller as well as changes regarding existing functions or sequences.
  • microcontroller has an input representing the actual state of the electronic device electronic signals (claim 9).
  • microcontroller can be dependent from the pressure point on the user interface Activate acoustic signal generator (claim 10). This provides the user with a valuable control option.
  • control unit Due to the modular arrangement of the control unit from building blocks for microcontrollers, programmable Storage, IR transmission or wired, Output interfaces, input interfaces, Translators for certain command syntax or data formats of device arrangements is the control unit to the most diverse needs and requirements configurable. In particular, with a high degree of future security with regard to this concept new device arrangements achieved.
  • FIG 1 is an arrangement of the various components of an inventive Operating unit shown.
  • a first housing (upper) part 2 is a pressure sensitive film 10 inserted through corresponding recesses in Housing part 2 against displacements in the X and Y directions is secured.
  • a move prevent the film 10, e.g. mechanical fastening by sticking the film 10 on the bottom of the Housing part 2 or fixing by means of recesses in the film 10, through the corresponding counter pieces of the housing part 2 are performed.
  • the Functionality of the control unit is the way the fixing of the film 10 is irrelevant.
  • the pressure-sensitive film 10 Another layer 8 applied, which for the operator contains visible controls.
  • This layer 8 can e.g. as printed paper or printed film be executed.
  • the pressure sensitive film 10 layer 8 is also secured against shifting, so that the lateral coincidence of both layers 8 and 10 is guaranteed.
  • layer 8 can be omitted. In this case however, if desired changes to the graphic Appearance of controls immediately Replacement of the pressure sensitive film 10 necessary.
  • a third layer 6 to be ordered is preferably consists made of a thin, transparent material with high mechanical abrasion resistance. Became an additional Protective layer 6 applied, care should be taken that all applied over the pressure sensitive film 10 Layers 8 and 6 are as thin as possible to ensure a high, two-dimensional resolution of the control unit to achieve (enlargement of the pressure point) and at the same time the accuracy of the calculation of the pressure point to ensure by the microcontroller (Minimization of loops in the input signal).
  • the protective layer 6 can also be direct connected to layer 8, e.g. through an additional applied coating.
  • a lower housing part 4 which is generally of its geometrical shape that of Housing part 2 corresponds to and like housing part 2 about mounting options for both housing halves with each other. Such mutual attachment options are depending on the requirements of the Operating unit optionally as screw connections, Bonding or welding carried out. Any other fastening form of the two housing halves is also conceivable.
  • FIG. 2 A complete device arrangement is shown in FIG. 2 shown.
  • preprocessing unit 4 When pressure is applied to any point on the user interface 8, currents I x and I y 22 are generated in the pressure-sensitive film 10 and forwarded to a preprocessing unit 4.
  • the task of the preprocessing unit 4 is to calculate absolute X and Y coordinates 24 from the currents I x / l y 22 generated or to convert these coordinates into a signal form suitable for the microcontroller 9.
  • the microcontroller's own program ensures at sufficiently frequent time intervals that the signals 24 present at its inputs are recorded and processed further internally.
  • control information 34 9 the control instructions expected by the operator 26. Such instructions can be given by both depend on already executed control instructions 26 be memoryless as well. It is the job of the microcontroller 9 current tax information 34 in context with tax statements that have already been made or are still to be made 26 to manage and generate.
  • All control instructions 26 will be through an interface module 12 into that for the respective Transmission path required data format or the required optical / electrical signals 28 implemented and sent to the transceiver module 16 Video conference system 20 sent.
  • Task of the send / receive module 16 is the implementation of the input signals 28 into that of the central control unit 18 expected data formats and signals 30.
  • In the Control unit 18 are those of the transmission and reception module 16 generated signals 30 recorded and depending on the type of control command to be executed 30 signals 32 to the respective device within the video conference system 20 sent.
  • As a transmission medium for the signals 32 are for each device either separate data lines or bus systems used.
  • the video conference system 20 generated feedback 33 received in the central control unit 18 and evaluated. Evaluated feedback is in Instructions 31 implemented and via the transmitter / receiver modules 16 and 12 forwarded to the microcontroller 9.
  • the user interface is created using a loudspeaker 14 generates an acoustic signal.
  • the acoustic signals differed from each other, depending on whether controls are pressed and thus Control instructions 26 were generated or whether one Location of the user interface not occupied by controls was pressed. The same applies to the Feedback 33 or 27. This gives the operator immediate feedback on success or Failure of the tax transactions triggered by him.
  • All control information stored in the memory 7 34 are about an additional broadcast Receiver module 11 can also be generated from a distance. Because of the bidirectional transmission on the one hand, the remote control of the control unit and thus also the video conference system possible, on the other hand, can be sent via the microcontroller Control instructions 37 monitor the execution Control instructions made remotely become. In both cases, they are very simple Diagnoses, test runs and other maintenance work executable without the need for maintenance personnel should be available on site.
  • Switch 36 possible to cause the microprocessor 9 different conversion tables depending on the switch position in memory 7 for the generation of Use control instructions.
  • Layer 8 By replacing layer 8 with a new one Layer 8 'can therefore very easily be very different Operating levels or complexities of control functions be exchanged for each other.
  • the user interface 8 the normal control surface a video conference while the user interface 8 'Service technicians or other maintenance personnel additional functions for diagnoses, Makes test runs and maintenance work accessible.
  • Figure 3 shows an example of a possible design the user interface as they are according to the invention could be executed.
  • the graphic layout is for this purpose printed on a layer 42 which, as in FIG 1 described printed paper, printed film or the pressure sensitive film can be.
  • the single ones Control elements are in the form of three-dimensional acting switches (e.g. switches number 46, 48, 414, 416, 418, etc.) executed, or even as surface elements like switch numbers 420 and 422.
  • Um the possibilities of the design according to the invention the different types of Switches described below:
  • Control element 44 serves in the shown Example as an initialization switch with which the Device arrangement in a certain basic state can be driven.
  • initialization for example, from switching on the skylights, the positioning of the cameras in certain Basic positions, switching on the video recorder and the microphones, closing curtains and the setting of a certain speaker volume consist.
  • the controls 46 and 48 each serve as an on / off switch for certain operating states without knowing the current state to force. In this case, pressing the Switch 46 always turned on the microphone while when the switch 48 is pressed, the microphone always is switched off, regardless of the previous one Status.
  • the microcontroller must be in these cases generate only a single control command (memoryless Control).
  • control 47 is executed.
  • the lights on or off (memory-based control).
  • control 44 control element 410
  • Pressing this control can or company-specific basic settings which, for example, relate to the positions and the image section of the cameras, the basic volume affect the speaker and similar settings.
  • Variety of commands linked by the microcontroller processed one after the other additionally can change the graphic layout of the control in terms of color and geometric design correspond to the respective company logo, so that a very intuitive operation is created.
  • Known for everyday control Devices can be general well-known symbols 412 are used to indicate a high degree of recognition and thus a safe one To ensure operation. With every single control the respective video recorder function is linked, about switching the respective video sources controls 413 additionally ensure that that different video sources were recorded can be.
  • Control 414 serves as another example for triggering several microcontroller commands a single control. Such functions will in control units according to the state of the art generally through various controls simulated. By pressing the control element 414 the command sequences "Move Camera in X direction "and” Move camera in Y direction "as long as the control 414 remains pressed.
  • the combination of controls 416 and 418 shows that the function of certain controls is programmable from the outside and additionally from the Depend on history of previously pressed controls can: for example, the camera was in a certain Move position and this position should be permanent can be saved by pressing the combination Control 418 and then control 416 this camera position under each Control element 416 filed.
  • Pressing control 416 makes the camera independent automatically from their current position moved to the previously saved position.
  • the microcontroller has the difference of the desired position to compare with the current position and from it to generate the corresponding control commands.
  • Control 420 is an example of the arrangement of a one-dimensional potentiometer the active surface of the pressure sensitive film: through Press the area between the two end points the potentiometer symbol in the example becomes the corresponding one Approached zoom position of the camera directly.
  • the operator can choose the print position directly between the graphically represented endpoints determine the desired zoom end point without that sequential pressing a "plus zoom” or "Minus zoom” symbol would be necessary. simultaneously can be done very easily by the size of the potentiometer range on the pressure sensitive film desired resolution can be specified.
  • Control element 422 serves as an example of a two-dimensional potentiometer. Every point inside of the control element 422 serves as the desired one Approach position of the camera. By pressing the respective Point within the total area framed in bold of the control element 422 becomes the associated X / Y coordinate calculated and by the microcontroller in absolute Coordinates of the graphically simulated room translated. Based on this mapping rule, the Microcontroller the appropriate control commands for create the camera and then place it in the desired one Move position. As through the symbols 424, 426, 428 and 430 indicated, are all special features of a room and thus a very intuitive operation of the device arrangement, here especially the camera positioning possible.

Landscapes

  • Position Input By Displaying (AREA)
  • Selective Calling Equipment (AREA)
  • Circuits Of Receivers In General (AREA)
  • Electrotherapy Devices (AREA)
  • Programmable Controllers (AREA)
  • Push-Button Switches (AREA)
  • User Interface Of Digital Computer (AREA)

Claims (10)

  1. Unité de commande pour la commande d'au moins un appareil électronique, comprenant une surface tactile qui fournit des signaux de coordonnées fonction du point de pression, caractérisée par une feuille (10) sensible à la pression disposée dans la région de la surface tactile, qui fournit des signaux de coordonnées sous la forme de couples Ix, Iy, et possède des régions au-dessus des quelles sont disposées des touches symboliques crées graphiquement, et par un micro-contrôleur (9) qui convertit en valeur de coordonnées les couples Ix, Iy fonction du point de pression, les compare à des valeurs de coordonnées mémorisées et, en fonction du résultat de la comparaison, produit au moins un ordre correspondant aux valeurs de coordonées concernées, pour la commande de l'au moins un appareil électronique.
  2. Unité de commande selon la revendication 1, caractérisée en ce que les coordonnées sont des coordonnées cartésiennes, de préférence des coordonnées X/Y.
  3. Unité de commande selon la revendication 1, caractérisée en ce que les touches symboliques se trouvent directement sur la feuille (10) sensible à la pression.
  4. Unité de commande selon la revendication 1, caractérisée en ce que les touches symboliques se trouvent sur une couche support (8) qui se trouve au-dessus de la feuille (10) sensible à la pression.
  5. Unité de commande selon la revendication 4, caractérisée en ce que la couche support (8) est interchangeable.
  6. Unité de commande selon une des revendications 1 à 5, caractérisée en ce que le micro-contrôleur (9) possède une interface pour l'introduction de valeurs de coordonnées et/ou d'ordres associés aux valeurs de coordonnées.
  7. Unité de commande selon une des revendications 1 à 6, caractérisée en ce que le micro-contrôleur (9) associe tous les couples Ix, Iy qui proviennent de la surface correspondant à chaque touche symbolique aux valeurs de coordonnées appartenant à cette touche.
  8. Unité de commande selon une des revendications 1 à 7, caractérisée en ce que le micro-contrôleur (9) peut être commuté entre au moins deux ordres associés aux mêmes valeurs de coordonnées.
  9. Unité de commande selon une des revendications 1 à 8, caractérisée en ce que le micro-contrôleur (9) possède une entrée pour des signaux électroniques qui représentent l'état réel de l'appareil électronique.
  10. Unité de commande selon une des revendications 1 à 9, caractérisée en ce que le micro-contrôleur (9) active un émetteur de signaux acoustiques en fonction du point de pression sur la surface de service.
EP96120883A 1996-12-27 1996-12-27 Unité de commande configurable pour commander des dispositifs électroniques Expired - Lifetime EP0851448B2 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
ES96120883T ES2145965T3 (es) 1996-12-27 1996-12-27 Unidad de mando para el control de aparatos electronicos.
AT96120883T ATE190170T1 (de) 1996-12-27 1996-12-27 Gestaltbare bedienungseinheit zur steuerung elektronischer geräte
DE59604552T DE59604552D1 (de) 1996-12-27 1996-12-27 Gestaltbare Bedienungseinheit zur Steuerung elektronischer Geräte
EP96120883A EP0851448B2 (fr) 1996-12-27 1996-12-27 Unité de commande configurable pour commander des dispositifs électroniques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP96120883A EP0851448B2 (fr) 1996-12-27 1996-12-27 Unité de commande configurable pour commander des dispositifs électroniques

Publications (3)

Publication Number Publication Date
EP0851448A1 EP0851448A1 (fr) 1998-07-01
EP0851448B1 EP0851448B1 (fr) 2000-03-01
EP0851448B2 true EP0851448B2 (fr) 2004-11-10

Family

ID=8223560

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96120883A Expired - Lifetime EP0851448B2 (fr) 1996-12-27 1996-12-27 Unité de commande configurable pour commander des dispositifs électroniques

Country Status (4)

Country Link
EP (1) EP0851448B2 (fr)
AT (1) ATE190170T1 (fr)
DE (1) DE59604552D1 (fr)
ES (1) ES2145965T3 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10158551B4 (de) * 2001-11-29 2005-11-03 Reichensperger, Günter Fernbedienung für eine Videokonferenz-Anlage sowie Verfahren zur Konfektionierung der Fernbedienung
US8144036B2 (en) 2007-02-08 2012-03-27 Lear Corporation Switch system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3142861A1 (de) † 1981-10-29 1983-05-19 Hajek Jan Dipl Ing Elektronische tastatur
EP0129286B1 (fr) † 1983-06-13 1987-09-09 Koninklijke Philips Electronics N.V. Système de télécommande comportant une unité de commande munie d'un écran d'affichage et de senseurs de position associés à ce dernier
DE3710218C2 (fr) † 1986-03-28 1991-10-17 Rca Licensing Corp., Princeton, N.J., Us

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2570849A1 (fr) * 1984-09-24 1986-03-28 Paret Henriette Dispositif pour la detection, la saisie et la transmission des coordonnees x, y definissant le positionnement d'un point sur un ecran graphique et la selection automatique de fonctions specifiques
US5283558A (en) * 1989-10-16 1994-02-01 Chan James K Low-cost devices for touch control

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3142861A1 (de) † 1981-10-29 1983-05-19 Hajek Jan Dipl Ing Elektronische tastatur
EP0129286B1 (fr) † 1983-06-13 1987-09-09 Koninklijke Philips Electronics N.V. Système de télécommande comportant une unité de commande munie d'un écran d'affichage et de senseurs de position associés à ce dernier
DE3710218C2 (fr) † 1986-03-28 1991-10-17 Rca Licensing Corp., Princeton, N.J., Us

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Genschow Technischer Informationsdienst, Brief 3 - 1996 †

Also Published As

Publication number Publication date
DE59604552D1 (de) 2000-04-06
EP0851448A1 (fr) 1998-07-01
EP0851448B1 (fr) 2000-03-01
ATE190170T1 (de) 2000-03-15
ES2145965T3 (es) 2000-07-16

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