EP1536409A2 - Dispositif d'affichage auto-aligné pour dispositifs électriques mobiles - Google Patents

Dispositif d'affichage auto-aligné pour dispositifs électriques mobiles Download PDF

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Publication number
EP1536409A2
EP1536409A2 EP04023478A EP04023478A EP1536409A2 EP 1536409 A2 EP1536409 A2 EP 1536409A2 EP 04023478 A EP04023478 A EP 04023478A EP 04023478 A EP04023478 A EP 04023478A EP 1536409 A2 EP1536409 A2 EP 1536409A2
Authority
EP
European Patent Office
Prior art keywords
display
display device
further characterized
image
defining
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Withdrawn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
EP04023478A
Other languages
German (de)
English (en)
Other versions
EP1536409A3 (fr
Inventor
Helmuth Dipl.-Ing. Bernet
Helmut Dipl.-Ing. Kluth
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.)
Deutsche Telekom AG
Original Assignee
Deutsche Telekom AG
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
Application filed by Deutsche Telekom AG filed Critical Deutsche Telekom AG
Publication of EP1536409A2 publication Critical patent/EP1536409A2/fr
Publication of EP1536409A3 publication Critical patent/EP1536409A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/04—Changes in size, position or resolution of an image
    • G09G2340/0492—Change of orientation of the displayed image, e.g. upside-down, mirrored

Definitions

  • the invention relates to a self-aligning display for electrical and / or electronic devices, in particular for rigid with an electrical and / or electronic device connected display devices.
  • the location of Display means basically the location of the construction the location of Display means. If e.g. due to the location in particular also mobile device to be used on a inclined surface / base must be arranged, then the ad is also wrong to read. In extreme cases this means an imbalance of up to +/- 180 °.
  • a first known from the prior art solution It consists of a remote display to provide, which with the electrical / electronic Device via a wired or wireless connection is coupled.
  • a connection is many Applications susceptible to interference, especially depending on the application Cable breaks or shadowing of the connection occur can.
  • Another known from the prior art solution consist in that the display device such is constructed so that the display image of the Display device rotated in 90 ° increments respectively can be switched.
  • EP 09 45 007 B1 a Display or display screen with a Depending on the orientation, rotatable in 90 ° increments Picture is revealed.
  • a Base unit for holding a display screen provided, with the display screen between a first position relative to the base unit and a second position is rotatable relative to the base unit.
  • attachment or positioning of the Base unit is the display screen therefore substantially above, below or laterally, i. left or right, the base unit.
  • To play the Display image in the respective orientation affects a Device for determining the current position of the Base unit with a control circuit for controlling the Display device such that on the Display device displayed image at each current position of the base unit to the appropriate Considering is oriented accordingly.
  • a Device for determining the current position of the Base unit with a control circuit for controlling the Display device such that on the Display device displayed image at each current position of the base unit to the appropriate Considering is oriented accordingly.
  • Disadvantage here that is because of the relative Positioning between display device and base unit based orientation of the image merely as above already noted, a picture orientation many times over guaranteed by 90 °.
  • An object of the invention is therefore to provide a new and substantially improved display device for to provide electrical / electronic equipment which the above-mentioned disadvantages of the prior Technique encountered significantly and consequently in particular at purposefully mobile devices to be used a the Display image self-aligning functionality guaranteed.
  • Display device and an electrical and / or electronic device with a display device provided, which by a with the Display device cooperating device for Alignment of the displayed with the display device Display image according to at least one defined Designate target position and by a device for Defining the at least one desired position of Display image based on the specification of at least one selectable external reference point and one with the Device for defining cooperating device for Determining a current orientation of the Display means.
  • An essential advantage of the invention is thus that that the ad is independent of the current one Location of the construction of the device or the Display device itself always “right” or how “desired” represents.
  • Another significant advantage is that a subsequent self - alignment of the Display image, so in particular the on the external Reference point related conversion or conversion of the advertisement is so allowable that the display is always in the "correct", “desired” position is twisted without the To change construction here.
  • Another advantage is that the display and in follow the operation, so essentially the use of the Inventive equipped device essential simplified and a condition caused by imbalance Incorrect operation or faulty reading of the display in Is essentially excluded.
  • the invention is consequently preferred for Display devices rigidly connected to a device is suitable, as in particular for mobile devices, PDAs (Personal Digital Assistant), MDAs (Mobile Digital Wizard), WDAs (Wireless Digital Assistant), one Variety of gauges or scopes, the invention provides even with a movably connected to the device or at wired or wirelessly remote from the device Display device application or environment specific ease of use for the user.
  • PDAs Personal Digital Assistant
  • MDAs Mobile Digital Wizard
  • WDAs Wireless Digital Assistant
  • At least one sensor for detecting the relative angular position of the display device in functional dependence on the at least one selectable external reference point related coordinate system provided, preferred sensors application-specific on a mechanical, electric, gravitational, optical, magnetic, velocity-based, acceleration-based and / or heat-sensitive How it works based on orientation detection. Also the combination of different sensors is thus given.
  • the device for Define and the means for determining a current orientation via a desired-actual comparison device interact with each other, whose Output difference information the basis for readjustment forms to be applied image deflection signals.
  • the invention thus does not guarantee only one Orientation of the display image relative to Display device in 90 ° steps, but rather a essentially continuous readjustment or Tracking a user-based alignment of a to be displayed image.
  • To avoid shaking and to Suppression of environmental shocks include preferred developments of the Sensor device downstream time and / or Location sensitive filter means, e.g. based on pre-implemented and / or adjustable threshold and / or Hysteresis.
  • the display device provided a memory for Store at least two predefined external ones Assign reference points and a switching device for User-based switching between the at least two defined target positions, so in particular several users, e.g. arranged around a device Users viewing each one by retrieving the according to saved presetting individually display "correctly" without the device or the Align display device itself accordingly to have to.
  • An embodiment of the invention thus embodies in a display for displaying display information, such as e.g. Computer animated games, with a base unit, a display screen associated with the base unit, a control circuit connected to the display screen connected to the operation of the display screen control, and for receiving an input signal which is the one on the display screen reproduces display information, one Device for determining the orientation of the Display screens connected to the control circuit is to a current position of the display screen determine and this position to the control circuit transferred so that the control circuit to appropriate Way controls the operation of the display screen to the reproduced display information to the appropriate Consider orienting in the current position, and one cooperating with the determining device Device for specifying at least one selectable external reference point with respect to which at least one Target position of the display information is definable.
  • display information such as e.g. Computer animated games
  • FIG. 1 a described electrical device, which is a simple Position sensor includes and with an inventive self-aligning display device.
  • this includes the embodiment arbitrary device used as a display device a device with a cathode ray tube.
  • FIG. 1 there is sketched Block diagram of the inventive solution in strong Simplified way, which is not for the invention essential information from the block diagram not are included.
  • Fig. 1 Shown in Fig. 1 is first an analog Image signal source 1, all for generating a Picture required signals to an A / D converter. 2 passes.
  • the A / D converter 2 digitizes all analog supplied Image signals in a suitable for a computing unit 3 digital waveform.
  • the arithmetic unit 3 processes the from the received from the A / D converter 2 digital Picture signals and by a comparator 6, which a Target / actual value comparison is carried out, as described in more detail below described, obtained information on a new digital Picture information and gives this to one Application-specific adapted D / A converter 4 on.
  • the D / A converter 4 converts those in the arithmetic unit 3 calculated new digital image information as luminescence information and as vertical and horizontal stresses around.
  • the resulting voltage values become one Electron beam tube 11 fed as a luminescence signal and via X and Y amplifiers 12 and 13 to the Passed electron beam tube 11.
  • a setpoint adjuster 5 shown as a potentiometer serves to set an individual user position of the image to be displayed relative to an external one Reference point, so one of the user adjustable selectable always right or desired orientation of the image regardless of the current orientation of the Establishment itself.
  • the setpoint adjuster for example, by means of a Pulse generator, via a scroll wheel and / or using a corresponding acting software can be operated.
  • the standard position can be controlled by a button 7 be set or set again at any time, which thus a reset function of the setpoint adjuster 5 the default position causes.
  • the setpoint adjuster 5 and the (reset) button 7 can be structurally summarized be.
  • the setpoints, so the right or the desired position of the image with the by a Sensor 9 detected actual value compared.
  • the deviation is sent as an input to the arithmetic unit 3 transfer.
  • the actual values of the sensor 9 are further by a special delay and noise filter module 8 smoothed to to prevent that detected by the sensor 9 small Shakes or only small changes of location already as modified actual information to the arithmetic unit 3 and processed there.
  • a Trembling of the image largely suppressed.
  • a power supply 10 provides all for the operation of Electron beam tube 11 and the modules 1, 2, 3, 4, 5, 6, 7,8, 9, 10, 12 and 13 required voltages.
  • the Electron beam tube 11 thus ultimately serves the Presentation of the picture.
  • Position sensor 9 is this one on the gravitational force responsive sensor formed.
  • the structure of such a sensor basically allows the measurement of gravity in three axes, ie in present case in the X-axis, Y-axis and Z-axis one Coordinate system related to the external reference point.
  • the Z-axis is e.g. aligned perpendicular to the image to be displayed and the X- and Y-axis components are evaluated.
  • the Sensor is part of the display device, however, if the display device rigid with the construction of the electrical / electronic device is connected, too Part of the construction of the electrical / electronic Be device.
  • the dashed line in FIG. 3 comprises the pixels of a rotated image. If, for example, a pixel P 1 set with respect to the standard position as "correct" with the coordinates (X 1 , Y 1 ) based on the external reference point and the resulting angle ⁇ around the additional rotation angle ⁇ to the position P 2 with the coordinates (X 2 , Y 2 ), the respective X and Y values thus indicate the respective required deflection voltages to the horizontal or to the vertical with respect to the display screen.
  • Fig. 4 shows an example, the above-described Invention embodying a setpoint adjuster, a set reset button and a Self-aligning display device comprises, in one not pivoted about the Z-axis position and in one around the Z-axis pivoted position.
  • FIG. 5 shows schematically, the measuring device embodying the invention described above, also with a setpoint adjuster, a set reset button and a self-aligning display.
  • FIG. 6 shows in a further corresponding embodiment a, the mobile device embodying the invention described above digital communication terminal, ie in particular a mobile phone or a so-called MDA (Mobile Digital Assistant), WDA (Wireless Digital Assistant) or PDA (Personal Digital Assistant), in undocked and pivoted position.
  • MDA Mobile Digital Assistant
  • WDA Wireless Digital Assistant
  • PDA Personal Digital Assistant
  • the invention also includes in particular Embodiments in which multiple target positions are adjustable, between which can be switched.
  • a preferred sensor comprises alternatively or in addition to the described position sensor, e.g. one Gyro sensor (gyro-sensor, gyrocompass).
EP04023478A 2003-11-25 2004-10-01 Dispositif d'affichage auto-aligné pour dispositifs électriques mobiles Withdrawn EP1536409A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2003154988 DE10354988A1 (de) 2003-11-25 2003-11-25 Selbstausrichtende Anzeigeeinrichtung für mobil einzusetzende elektrische und/oder elektronische Geräte
DE10354988 2003-11-25

Publications (2)

Publication Number Publication Date
EP1536409A2 true EP1536409A2 (fr) 2005-06-01
EP1536409A3 EP1536409A3 (fr) 2007-09-05

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Application Number Title Priority Date Filing Date
EP04023478A Withdrawn EP1536409A3 (fr) 2003-11-25 2004-10-01 Dispositif d'affichage auto-aligné pour dispositifs électriques mobiles

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EP (1) EP1536409A3 (fr)
DE (1) DE10354988A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007061990A1 (de) * 2007-12-21 2009-07-16 Ifm Electronic Gmbh Vorrichtung zur Anzeige von Messwerten mit einer verdrehbaren Anzeige

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4570158A (en) * 1981-10-27 1986-02-11 Williams Electronics, Inc. Horizontal and vertical image inversion circuit for a video display
EP0387981A1 (fr) * 1989-03-17 1990-09-19 Sony Corporation Manipulation d'images
US6137468A (en) * 1996-10-15 2000-10-24 International Business Machines Corporation Method and apparatus for altering a display in response to changes in attitude relative to a plane
WO2001023985A1 (fr) * 1999-09-27 2001-04-05 Intel Corporation Commande de dispositifs d'affichage pour systemes commandes par processeur
WO2002093879A1 (fr) * 2001-05-14 2002-11-21 Siemens Aktiengesellschaft Appareil de telephonie mobile
US20030058214A1 (en) * 2001-09-25 2003-03-27 Joseph Abboud Apparatus for providing an electronic display with selectable viewing orientations
US20030117418A1 (en) * 2001-12-21 2003-06-26 Ncr Corporation Methods and apparatus for analyzing and orienting LCD viewing screens in order to provide improved display quality

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4737773A (en) * 1984-09-04 1988-04-12 Nec Corporation Graphical display apparatus having a coordinate correction circuit
JP3227218B2 (ja) * 1992-09-11 2001-11-12 キヤノン株式会社 情報処理装置
EP0702494B1 (fr) * 1994-09-19 2001-12-05 Matsushita Electric Industrial Co., Ltd. Appareil d'affichage d'images tridimensionnelles
JP3840266B2 (ja) * 1996-03-15 2006-11-01 株式会社 日立製作所 表示装置およびその操作方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4570158A (en) * 1981-10-27 1986-02-11 Williams Electronics, Inc. Horizontal and vertical image inversion circuit for a video display
EP0387981A1 (fr) * 1989-03-17 1990-09-19 Sony Corporation Manipulation d'images
US6137468A (en) * 1996-10-15 2000-10-24 International Business Machines Corporation Method and apparatus for altering a display in response to changes in attitude relative to a plane
WO2001023985A1 (fr) * 1999-09-27 2001-04-05 Intel Corporation Commande de dispositifs d'affichage pour systemes commandes par processeur
WO2002093879A1 (fr) * 2001-05-14 2002-11-21 Siemens Aktiengesellschaft Appareil de telephonie mobile
US20030058214A1 (en) * 2001-09-25 2003-03-27 Joseph Abboud Apparatus for providing an electronic display with selectable viewing orientations
US20030117418A1 (en) * 2001-12-21 2003-06-26 Ncr Corporation Methods and apparatus for analyzing and orienting LCD viewing screens in order to provide improved display quality

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Publication number Publication date
EP1536409A3 (fr) 2007-09-05
DE10354988A1 (de) 2005-06-30

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