| Patent Number |
Title Of Patent |
Date Issued |
| 6927756 |
Apparatus and method for controlling an electronic presentation |
August 9, 2005 |
| An apparatus comprising a first device and a bus interface. The first device may be configured to present one or more control signals in response to one or more input instructions. The bus interface may be configured to (i) receive the one or more control signals and (ii) provide pow |
| 6817734 |
Method and apparatus for using an electrically illuminated attention-attracting device |
November 16, 2004 |
| The disclosed embodiments of the present invention improve the method and apparatus for producing multi-color changeable patterns of multi-colored lights, by using an intelligent circuit to create the drive signals. According to certain disclosed embodiments of the invention, the app |
| 6779061 |
Method and apparatus implementing a FIFO with discrete blocks |
August 17, 2004 |
| An apparatus comprising one or more storage elements. The one or more storage elements may be configured to switch an input/output between a first domain and a second domain in response to one or more control signals. |
| 6670852 |
Oscillator tuning method |
December 30, 2003 |
| An apparatus comprising an output circuit and a control circuit. The output circuit may be configured to generate an output signal oscillating at a frequency in response to a control signal. The control circuit may be configured to generate the control signal in response to (i) a frequen |
| 6206537 |
Electrically illuminated attention-attracting devices and method of using same |
March 27, 2001 |
| An electrically illuminated attention-attracting device and a method of using it, relate to using a device emitting alternatingly at least two different colored lights. The device is turned on and off alternatingly to emit alternatingly the different colored lights. The device is moved t |
| 5933132 |
Method and apparatus for calibrating geometrically an optical computer input system |
August 3, 1999 |
| A method and apparatus geometrically makes correction in an optical computer input system. |
| 5859623 |
Intelligent display system presentation projection arrangement and method of using same |
January 12, 1999 |
| An intelligent display system presentation projection arrangement and method include the conversion of presentation display information into portable document format information for supplying it to an intelligent display system, which subsequently converts the portable document forma |
| 5790013 |
Electronic novelty device and method of using same |
August 4, 1998 |
| A novelty device and method of using it, include at least three lamp sockets, and at least three lamps, which are each capable of producing at least three different colored lights, such as red, green and orange light. The lamps are housed in opaque translucent enclosures or housings, to |
| 5682181 |
Method and display control system for accentuating |
October 28, 1997 |
| A new and improved display control system which includes a logic arrangement for causing auxiliary light information projected from a hand held light generating device upon a projected primary image to be integrated into the primary video image upon command from a user. A display con |
| 5594468 |
Optical system auxiliary input calibration arrangement and method of using same |
January 14, 1997 |
| A method and optical system auxiliary input calibration arrangement accurately and reliably discriminate between a user generated image and a video source generated image, such as one produced by a computer. The calibration arrangement includes amplifier devices for increasing the st |
| 5504501 |
Optical input arrangement and method of using same |
April 2, 1996 |
| An optical input arrangement and method includes an optical device for sensing a projected image and for detecting the presence of a high intensity optical input signal light by discriminating it from the entire projected image and the ambient light reflecting from a viewing surface. A |
| 5502459 |
Optical auxiliary input arrangement and method of using same |
March 26, 1996 |
| The optical auxiliary input arrangement for an optical system projecting computer generated images includes an image processing unit and communication interface for detecting the speed at which two high intensity auxiliary light images flash onto the projected computer image, to inte |
| 5499036 |
Display control apparatus and method of using same |
March 12, 1996 |
| A method and display control apparatus includes a display controller for supplying display information indicative of images to be displayed, to a display device, which, in turn, displays images in accordance with the display information. The controller is arranged to receive selectively |
| 5489923 |
Method and apparatus for calibrating an optical computer input system |
February 6, 1996 |
| A method and apparatus facilitates the alignment and light sensitivity adjustment of an optical computer input system, which includes a user generated light directed onto a screen bearing a computer generated image, to convey information to the computer interactively by the user, even in |
| 5471636 |
Software development system and method of using same |
November 28, 1995 |
| A new and improved software development system which can be utilized to create a presentation program includes a high speed memory device for storing data files indicative of an untested presentation program and a processor coupled to the storage unit for sending desired data files in |
| 5405153 |
Musical electronic game |
April 11, 1995 |
| The game includes a device for randomly selecting a sequence of musical notes for game playing purposes. Another device enables a player to preview a recognition sequence of a portion of the sequence of musical notes prior to game play. A switch device actuated by the player causes a |
| 5400095 |
Display projection method and apparatus an optical input device therefor |
March 21, 1995 |
| The present invention relates to a compact display projector and method of using it to project images under the control of image generating equipment, such as computers and television systems. An optical input device is built into the projector to enable optical control signals direc |
| 5276436 |
Television signal projection system and method of using same |
January 4, 1994 |
| A multiple color display system employing a high speed display panel adapted for positioning on a conventional photographic projector for displaying large video images. The high speed display panel is coupled to an interface unit for converting conventional NTSC signals into analog s |
| 5188565 |
Novelty device and method of using same |
February 23, 1993 |
| A novelty device and method of using it, include the generation of an attention attracting signal, under the control of the performer but not by the spectator. A secret disabling arrangement causes a spectator to be unable to re-activate the attention attracting device. A resetting devic |
| 5181015 |
Method and apparatus for calibrating an optical computer input system |
January 19, 1993 |
| A method and apparatus facilitates the alignment and light sensitivity adjustment of an optical computer input system, which includes a user generated light directed onto a screen bearing a computer generated image, to convey information to the computer interactively by the user, even in |
| 5179648 |
Computer auxiliary viewing system |
January 12, 1993 |
| A computer auxiliary viewing system that enables a rapid review of previously entered information, in a similar manner to the retrieval of information using a microfiche reader so that by the simple manual turning of a control knob, all previously entered data can be scrolled for review |
| 5062001 |
Gray scale system for visual displays |
October 29, 1991 |
| An image is projected in gray scale on a large screen without any flicker, the different colors or shades being indicated on the screen by individual shades of gray. The image is defined by a plurality of pixels which are raster scanned. At each pixel position, a plurality of first digit |
| 4849928 |
Logic array programmer |
July 18, 1989 |
| This logic array programmer which comprises a random access memory for storing a library of programmable array logic JEDEC files, including given device codes. The programmer also includes a permanent memory for storing a device code conversion table, for matching a device code to a diff |
| 4779079 |
Multi-purpose computer utility arrangement |
October 18, 1988 |
| A computer accessory is disclosed that includes a module. The computer accessory comprises a module having an input port and an output port and a microprocessor circuit that generates an output signal in keyboard character code at the output port that is of selected correspondence to an |
| 4706067 |
Switch actuated communication device |
November 10, 1987 |
| A device for generating an output information message by the manipulation of a single switch, to form a sequence of switch closures of varying duration. The device includes dot feedback circuitry responsive to a switch closure, for generating a human-sensible dot feedback signal to a |
| 4089524 |
Digitally controlled electronic game |
May 16, 1978 |
| An electronic game in which each player controls his own moving image on a visual display to change the direction of movement of the image as it advanced on the display. As each player's image moves, changing direction on command, it forms a visual "barrier" trail on the display of the p |
