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Class 345/176 - Transparent substrate having light entrapment capability (i.e., waveguides)


Subclass of Class 345 - Computer graphics processing and selective visual display systems
Definition: Subject matter wherein the touch panel includes a transparent
No. of patents: 148
Last issue date: 05/29/2012


1        
NumberTitleIssue Date
8188988Finger navigation device
A finger navigation device is disclosed herein. An embodiment of the navigation device comprises a substrate; a light emitter located on the substrate; a photosensor located on the substrate; and a first cover located above the light emitter and the photosensor. The...
05/29/2012
8139048Method of raising resolution in locating on a micro dotmap
While a plurality of encoding blocks included in a micro dotmap are used for marking coordinates and locating a frame center on a displaying medium, a resolution of locating the frame center is raised by finding a microdot having a shortest distance from the frame c...
03/20/2012
8139047Input pen for a touch-sensitive medical monitor
The invention relates to an input pen for a touch-sensitive medical monitor, including: a grip portion, and an input portion, wherein the input portion includes one-dimensional and two-dimensional monitor contact sections. ...
03/20/2012
8130211One-touch rotation of virtual objects in virtual workspace
A method of rotating a virtual object within a virtual workspace. The method includes recognizing a selection perimeter of the virtual object and detecting a one-touch user input having a starting location within the selection perimeter of the virtual object. The me...
03/06/2012
8120595Waveguide materials for optical touch screens
This invention relates to polymeric optical materials suitable for use in waveguide-based optical touch screen sensors. In particular, the materials should have a glass transition temperature (Tg) below a minimum operating temperature of the touch screen device. Pre...
02/21/2012
8094138Position detecting device
A position detecting device and method implemented therein that is able to accurately detect an indicated position even when a water droplet or the like is formed upon the position-detecting-device's surface. The device includes: a light-guide plate placed upon a di...
01/10/2012
8031186Optical touchpad system and waveguide for use therein
An optical touchpad system is disclosed that may be easily integrated into a variety of applications. One feature of the optical touchpad system that may contribute to this versatility may be the ability of the optical touchpad system to function in the same manner ...
10/04/2011
8022942Dynamic projected user interface
A dynamic projected user interface device is disclosed, that includes a projector, a projection controller, and an imaging sensor. The projection controller is configured to receive instructions from a computing device, and to provide display images via the projecto...
09/20/2011
8013845Optical touch pad with multilayer waveguide
An optical touch pad that includes a multilayer waveguide optically coupled to at least one electromagnetic radiation detector. Based on electromagnetic radiation directed from an object to the detector by the multilayer waveguide, information related to an object p...
09/06/2011
7872642Controlling device having multiple user interfaces
A controlling device using a source of energy, such as light energy, to provide the controlling device with a user interface having multiple, different visual appearances. ...
01/18/2011
7737959Position detection system using laser speckle
A detection system. The detection system includes a substrate, a laser, and a sensor array. The substrate includes a first surface, a second surface conceptually divided into multiple areas, and a third surface. The laser is configured to emit electromagnetic radiat...
06/15/2010
7705835Photonic touch screen apparatus and method of use
A method and an apparatus are disclosed for determining the position of a stimulus in two axes on a surface. The apparatus includes: a transparent waveguide panel with parallel top and a bottom surfaces and at least one edge that is perpendicular to the top and bott...
04/27/2010
7663612Metal display panel having one or more translucent regions
A metal structure (1) has a display region being a second region and being integrate with another region being a first region which is a display region. The metal structure may constitute a monolithic structure of an information display unit, for example, a f...
02/16/2010
7629969Acoustic condition sensor employing a plurality of mutually non-orthogonal waves
A system and method for processing input from a touchscreen having a substrate and a touch surface thereof, adapted for manual interaction with a human hand, having an electronic sensor associated with the substrate adapted to detect a pressure sensitive response to...
12/08/2009
7443388Housing for a computing device
Improved housing for a computing device is disclosed. The improved housing is provided with one of an illuminable connector, a touch pad arrangement, and a palm rest stiffening plate. Normally, the illuminable connector and the touch pad arrangement are provided on ...
10/28/2008
7443387Coordinate input apparatus, its control method, and program
A signal change range, which is generated due to a pointing operation of a pointer on a coordinate input region, with respect to an initial detection signal distribution of a detection unit in an initial state in which no pointing operation is made on the coordinate...
10/28/2008
7442914System and method of determining a position of a radiation emitting element
A method and a system for determining the position of a radiation emitter, which radiation emitter may be an actively radiation emitting stylus, pen, pointer, or the like or may be a passive, radiation scattering/reflecting/diffusing element, such as a pen, pointer,...
10/28/2008
7439962Touch pad with flexible substrate
A touch sensor device is provided that uses a flexible circuit substrate to provide an improved input device. Specifically, the present invention uses a touch sensor controller affixed to the flexible circuit substrate, which is coupled to a sensor component to prov...
10/21/2008
7435940System and a method of determining the position of a radiation emitting element
A method and a system, such as a touch pad, for determining the position of a radiation emitter, which radiation emitter may be an actively radiation emitting stylus, pen, pointer, or the like or may be a passive, radiation scattering/reflecting/diffusing element, s...
10/14/2008
7436393Touch panel for display device
A touch panel for a display device integrates functionality provided by resistive-type and EM-type touch panels. The touch panel is integrated with the display device and includes a resisitve-type touch panel arranged above the display device and an EM-type touch pa...
10/14/2008
7432914Coordinate input apparatus, its control method, and program
Angle information corresponding to a specified point is calculated on the basis of a change in light amount distribution obtained from at least two sensor units which are arranged on the corner portions of a coordinate input region and receive incoming light. The co...
10/07/2008
7412119Apparatus and method for making flexible waveguide substrates for use with light based touch screens
Flexible optical waveguide substrates that can be used with touch screen displays. The waveguide substrates include a flexible base material. A first optical layer having a first index of refraction value is formed on the flexible base material. A second optical lay...
08/12/2008
7394058Touch screen with light-enhancing layer
A touch indication device comprises a light guide structure for passing light of a light source via total internal reflection. A touch surface disturbs the total internal reflection when touched, causing light to leave the light guide structure. A light enhancement ...
07/01/2008
7382353Changing a function of a device based on tilt of the device for longer than a time period
In various embodiments, changing the function involves disabling an input device, disabling an output device, changing a display mode of the output device from portrait to landscape, or increasing volume of the output device. In an embodiment, the change of the func...
06/03/2008
7382360Methods and systems for changing the appearance of a position sensor with a light effect
Methods and systems are provided for producing a light effect on a touchpad or other position sensor. In one aspect, a position sensor for detecting a position of an object suitably includes a sensor, a light source, and a light conductor at least partially located ...
06/03/2008
7379597Method and mechanism to reduce handwriting recognizer errors using multiple decision trees
An improved method and mechanism for recognizing chirographs (handwritten characters) input into a computer system. A primary recognizer is provided for converting chirographs to code points, and secondary recognizers such as binary CART trees are developed and trai...
05/27/2008
7368703Optoelectronic input device, method for production of such a device, and method for measuring the movement of an object with the help of such a device
The invention relates to an optoelectronic input device (10) in which the input is formed by detected movements of an object (M), the device comprising an optical module (11) comprising at least one laser (1,1′) with a cavity for the generatio...
05/06/2008
7369724Apparatus and method for an improved lens structure for polymer wave guides which maximizes free space light coupling
A polymer waveguide assembly. The assembly includes a polymer waveguide have a plurality of waveguide cores and an associated plurality of lenses respectively. The assembly also includes a molded lens structure having a support region, a primary refractive surface a...
05/06/2008
7362313Touch simulation system and method
Systems and methods provide for simulating an effective touch on a touch screen sensor. A touch screen sensor includes a first surface, an opposing second surface, and one or more electrodes disposed on or proximate to the second surface. Signals are applied to the ...
04/22/2008
7355164Touch-sensitive momentary-contact switch and control device having the momentary-contact switch
An infrared momentary-contact switch for a control device of a domestic appliance, has a transmitter which emits infrared radiation and a receiver which receives infrared radiation. The transmitter and receiver are disposed behind a cover through which at least some...
04/08/2008
7351949Optical generic switch panel
A switch panel having a touch plate, light converter, and light analyzer are disclosed. The touch plate includes an optically transparent layer having first and second surfaces, and having an index of refraction greater than that of air. The touch plate conducts lig...
04/01/2008
7352940Waveguide design incorporating reflective optics
This invention relates to devices for coupling light between an optical waveguide and an optical element in a manner that is substantially independent of temperature, using reflective optics. Certain embodiments of the invention concern improved designs for the tran...
04/01/2008
7348966Digital resistive-type touch panel
A digital resistive-type touch panel includes first and second transparent substrates opposing each other; a plurality of first transparent electrodes extending along a surface of the first transparent substrate; a plurality of second transparent electrodes extendin...
03/25/2008
7333095Illumination for optical touch panel
An optical touch panel including a support defining a generally planar surface, an optical illumination assembly arranged along and above at least part of a periphery of the support to define a detection region, at least one light detector, arranged to detect change...
02/19/2008
7315005Control panel with illuminated capacitive touch-control switches
Control panel of the touch-switch comprising: an external control board with transparent surface portions, devices for illuminating the transparent surface portions from the inside, capacitive-type detecting or sensing devices on the backside of the control board an...
01/01/2008
7310090Optical generic switch panel
A switch panel having a touch plate, image generator, and imaging system. The touch plate includes an optically transparent layer having first and second sides. The optically transparent layer having an index of refraction greater than that of air. A light source ge...
12/18/2007
7302350Selection of software and hardware functions with a force/torque sensor
A force-moment sensor (1) is used as a switch, with which, depending on the introduction of forces and moments onto an operating part (5) of the force-moment sensor (1), software or hardware functions of a device (2, 2′) to be controlle...
11/27/2007
7302156Optical system
An optical system including at least one optical fiber having a core and cladding, the at least one optical fiber having a cross section defining a circumference, the at least one optical fiber having at least one light scattering discontinuity at least one location...
11/27/2007
7295192Compensating color shift of electro-luminescent displays
An electro-luminescent display comprises a plurality of scanning lines, a plurality of data lines which are arranged to cross the plurality of scanning lines and forming a plurality of pixel regions, at least one indicating driving circuit, and at least one indicati...
11/13/2007
7277819Measuring layer thickness or composition changes
A method of measuring the thickness or the rate of change of thickness of a layer as the layer is being formed on a substrate, includes illuminating the layer through the substrate with low coherence light that transmits through the layer; collecting a portion of th...
10/02/2007
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