| Patent Number |
Title Of Patent |
Date Issued |
| 7377683 |
Reflector |
May 27, 2008 |
| A reflector includes a body having a reflective surface formed therein and a reflector opening defined in the body, the reflector opening having a plurality of ridges. |
| 7358657 |
Lamp assembly |
April 15, 2008 |
| A lamp assembly includes a reflector body having an integral crimping portion that extends inwardly over a channel formed in the reflector body, a seal feature arranged within the channel, a cathode assembly having an edge feature extending into the channel, and a resilient member he |
| 7324128 |
Synchronization of pixilated labeling media |
January 29, 2008 |
| A system and method for synchronization of a pixilated labeling media and a digital medium are disclosed. The digital medium includes a substrate and a pixilated labeling layer disposed on the substrate. The labeling layer includes a plurality of color pixels adapted to form a predet |
| 7295293 |
Apparatus and method for testing a reflector coating |
November 13, 2007 |
| A method of testing a coating on a reflector having a first focal point includes placing a mirror at the first focal point of the reflector and angled to orient with an area on the coating. Electromagnetic (EM) radiation is directed to the mirror which then directs the EM radiation o |
| 7283289 |
Projection system modulator reducing distortion and field curvature effects of projection system |
October 16, 2007 |
| A modulator for a projection system includes a surface having a number of pixels defined thereon corresponding to pixels of the projection system. The pixel areas have shapes that counter a distortion of a lens of the projection system, such that distortion effects of the lens are reduce |
| 7249855 |
System and method of image enhancement through light intensity modulation in digital projectors |
July 31, 2007 |
| Systems and methods for image enhancement are disclosed. The system includes a light source adapted to generate a light beam and a light integration unit positioned along a light path of the light beam. A light intensity modulator is positioned between the light source and an exit of |
| 7165867 |
Systems and methods for integrating light |
January 23, 2007 |
|
| 7101063 |
Systems and methods for integrating light |
September 5, 2006 |
| A light integrating system includes at least one total internal reflection (TIR) prism and a light integrating device disposed to collect and homogenize light exiting from the TIR prism. |
| 7030894 |
Image display system and method |
April 18, 2006 |
| A method of displaying an image includes receiving image data for the image, buffering the image data for the image, including creating a frame of the image, defining a first sub-frame and at least a second sub-frame for the frame of the image from the image data, the second sub-frame |
| 7021767 |
Integral reflector and heat sink |
April 4, 2006 |
| An integral reflector and heat sink for use in a projector assembly includes a reflector portion comprising an integrated heat sink; and a lamp receiving opening defined in the reflector portion. |
| 7018073 |
Datum structure for ensuring alignment of a lamp assembly |
March 28, 2006 |
| A light source assembly configured for installation into a reflector assembly including a reflector, the reflecting assembly having a datum structure includes lamp having an emitting portion for emitting light, and a header supporting the lamp and defining a plurality of datum surfac |
| 7011433 |
Datum structure for ensuring alignment with respect to a reflector assembly |
March 14, 2006 |
| A reflector assembly includes a reflector in which a reflector opening is defined therein. The reflector assembly has a datum structure having a plurality of a datum surfaces coupled to the reflector opening. The datum structure is configured to align a lamp with respect to a focal point |
| 6963319 |
Image display system and method |
November 8, 2005 |
| A method of displaying an image includes receiving image data for the image; buffering the image data for the image, including creating a frame of the image; defining a first sub-frame and at least a second sub-frame for the frame of the image; and displaying the first sub-frame and the |
| 4868836 |
Laser diode power control and modulator circuit |
September 19, 1989 |
| A control system particularly for a modulated laser diode such as for use in laser printers, laser communication systems, optical data storage and other uses employs bipolar integrated circuitry on a single chip with very few external components. The circuit is simple and of low cost and |
| 4792666 |
Bar code reader with compensation for signal variation on different scan lines |
December 20, 1988 |
| A method and apparatus for obtaining a more uniform output signal strength among various scan lines of a multiple scan line laser bar code reader involves switching of the gain level in the return signal amplifier of the bar code reader apparatus, in accordance with the position of the l |
| 4766299 |
Hand-mounted bar code reader |
August 23, 1988 |
| A hand worn laser bar code reader scanner device is of compact design and adapted to be worn comfortably on the back of the hand of the user. A switch associated with the laser is attached to a hand strap such that the bar code reader is switched on and off by deliberate flexure of muscl |
| 4712853 |
Rapidly starting low power scan mechanism |
December 15, 1987 |
| A beam scanner system particularly for use with laser scanners employs the back EMF signal from a scanner driving motor for a tachometer signal indicating motor speed. The tachometer signal goes into a phase lock loop for causing the motor at startup to quickly obtain operating speed, an |
| 4710942 |
Variable power gas laser tube |
December 1, 1987 |
| A gas laser construction includes a second anode in the vicinity of the cathode, so that current can be directed through the second anode when the laser is at low current levels, thereby assuring an adequate supply of electrons around the cathode to avoid flicker in the laser output. Cur |
| 4699447 |
Optical beam scanner with rotating mirror |
October 13, 1987 |
| An optical scanner apparatus particularly suited for use in a laser bar code reader includes a series of mirrors mounted in a basket-like array about the optical beam axis. A mirror is mounted obliquely across the beam axis, directly on the path of the beam, to fold the beam generally |
| 4694182 |
Hand held bar code reader with modulated laser diode and detector |
September 15, 1987 |
| A hand held bar code reader employs a laser diode as its laser source, for an efficient and compact construction. The diode is modulated, and an associated bar code reading detector is timed accordingly, so that (1) the effects of strong ambient light which may be present on the bar code |
| 4672215 |
Hand held laser bar code reader with safety shutoff responsive to housing motion detector |
June 9, 1987 |
| A hand held laser bar code reader includes a motion sensor and associated circuitry to disable energization of the laser unless the bar code reader has just undergone some degree of motion. This safety feature avoids the possibility of the bar code reader's being held motionless for a lo |
| 4584687 |
Calibrated feedback for laser diodes |
April 22, 1986 |
| Two thick film resistors calibrate the output of the feedback light detector circuit for monitoring the light power of a laser diode. The output is connected to the power control circuit for the laser diode. Calibration of the feedback output during manufacture permits replacement of |
| 4541689 |
Friction wedge alignment system for laser diode collimator pens |
September 17, 1985 |
| A wedge/taper alignment ring is used to hold the objective lens of a laser light pen in place. The ring is free to move in the axial direction under forces of thermal expansion and shock, decreasing distortion and misalignment to the objective. Moreover, it centers the mechanical axis of |
