Patent application number | Description | Published |
20120224115 | INTEGRATED IMAGE ERECTOR AND THROUGH-SIGHT INFORMATION DISPLAY FOR TELESCOPE OR OTHER OPTICAL DEVICE - Techniques are disclosed for creating optical systems and devices that provide through-sight information while enabling the optical systems and devices to maintain a small, lightweight form factor. According to certain embodiments of the invention, an optical assembly can include a liquid-crystal display (LCD) disposed between the two prism elements of a Schmidt-Pechan prism at a focal plane of the optical assembly. This allows the LCD to be used to display information by blocking light passing through the optical assembly. Additionally, a light-emitting display, such as a backlit LCD, light-emitting diode (LED) display, or organic LED (OLED) display, can be coupled at a surface of one of the two prism elements of the Schmidt-Pechan prism to provide additional information in low-light environments. | 09-06-2012 |
20130229716 | TACTICAL RIFLESCOPE WITH SMARTPHONE DOCK - Techniques are disclosed for creating optical systems and devices that enable a mobile device (e.g., smartphone or other mobile phone, personal media player, and/or other personal electronic device) to be coupled with an optical device (e.g., a riflescope, spotting scope, etc.) such that information shown on the display of the mobile device is viewable to a user looking into the eyepiece of the optical device. Additionally or alternatively, an image from the optical device can be communicated to the mobile device. A modular design can utilize an apparatus configured to encase a mobile device, which can be coupled with the optical device via and optical and/or electrical interface. | 09-05-2013 |
Patent application number | Description | Published |
20080316586 | Combinational PZT And MEMS Beam Steering - Beam steering systems and methods are disclosed according to various embodiments. A beam steering system may include a laser that produces a beam of light. The beam of light may then be directed through a piezoelectric tube that includes a light guide and one or more piezoelectric elements. The piezoelectric tube is coupled with the light source, such that the beam of light is conducted through the light guide. The piezoelectric tube is coupled with a scanning optical element that includes an optical element and a steering device. A controller may be communicatively coupled with the light source, the piezoelectric tube and the scanning optical element. The controller may include instructions to dither the beam of light with the piezoelectric tube and/or instructions to steer the beam of light with the scanning optical element. | 12-25-2008 |
20090032894 | Flip-Chip Photodiode - A photodiode is provided according to various embodiments. In some embodiments, the photodiode includes a substrate and an active region. The active region is configured to receive light through the substrate. In such a configuration, the substrate not only participates in the photodiode operation acts as a light filter depending on the substrate material. In some embodiments, the active region may include solder balls that may be used to couple the photodiode to a printed circuit board. In some embodiments, the active region is coupled face-to-face with the printed circuit board. | 02-05-2009 |
20090034047 | Integrated Modulating Retro-Reflector - A novel package that integrates components for a modulating retro reflector into a single package is disclosed according to various embodiments. According to some embodiments the package is configured to secure a retro reflector, a quantum well modulator and photodiode. In some embodiments, the package may include interconnects to surface mount to a circuit board. Such interconnects may be coupled with the photodiode and/or the quantum well modulator. In some embodiments, the package may be constructed of liquid crystal polymers and/or may include one or more windows. | 02-05-2009 |
20090034049 | Flip Chip Quantum Well Modulator - A quantum well modulator configured to absorb or transmit light depending on an applied voltage is provided according to various embodiments. The quantum well modulator may include a substrate, a p-type and n-type semiconductor layers as well as a quantum well layer, each of which are deposited above the substrate. The substrate may be configured to filter light incident thereon, wherein the substrate does not include a reflective surface. The flip-chip quantum well modulator may be configured to substantially absorb light received through the substrate when a first voltage is applied. The flip-chip quantum well modulator may be configured to substantially transmit light received through the substrate when a second voltage is applied. | 02-05-2009 |
20090116025 | FIELD TEST OF A RETRO-REFLECTOR AND DETECTOR ASSEMBLY - An opto-electronic assembly and testing method are disclosed. A housing of the opto-electronic assembly is coupled to a window to form an optical chamber. A retro-reflector can be coupled to the housing. A radiation source can be disposed on or about the retro-reflector. The radiation source can emit radiation into the optical chamber through at least a portion of the retro-reflector. A detector can sense a level of the radiation in the optical chamber. A controller coupled to the detector can signal an error condition when the level of the radiation exceeds a threshold associated with the presence of obscurants on the window. Optionally, the controller can be coupled to the radiation source for selectively emitting pulses of radiation into the optical chamber and detecting data bits corresponding to the pulses of radiation. | 05-07-2009 |
20090122391 | BEAM DEFLECTION USING PZT RESONANCE - Beam deflection devices and methods using piezoelectric tube resonance. A beam deflection device may include a laser that produces a beam of light. The beam of light may then be directed through a piezoelectric tube that includes a light guide and one or more piezoelectric elements. The device may also have an optical tip that extends axially from the end of the piezoelectric tube. The piezoelectric tube is coupled with the light source, such that the beam of light is conducted through the light guide and optionally the optical tip. A controller may be communicatively coupled with the light source and the piezoelectric tube. The controller may include instructions to activate the piezoelectric tube at a resonant frequency of the piezoelectric tube, the light guide, and/or the optical tip. The controller may include instructions to activate one or more of the piezoelectric elements at a different power level. | 05-14-2009 |
20120189312 | NEAR FIELD COMBAT IDENTIFICATION - Systems and methods are provided regarding an optical communication system for both short- and long-range applications employing specialized diffusive elements. An interrogator unit can utilize a diffusive element that diffuses a portion of the laser beam for short-range applications. Other portions of the beam can have low divergence to enable long-range functionality as well. A response unit can utilize a diffusive retroreflector to help ensure sensors coupled to the interrogator unit detect a reflected beam. The interrogator unit can employ a plurality of sensors for sensing one or more response signals at a plurality of angles. | 07-26-2012 |
20120306036 | FLIP-CHIP PHOTODIODE - A photodiode is provided according to various embodiments. In some embodiments, the photodiode includes a substrate and an active region. The active region is configured to receive light through the substrate. In such a configuration, the substrate not only participates in the photodiode operation acts as a light filter depending on the substrate material. In some embodiments, the active region may include solder balls that may be used to couple the photodiode to a printed circuit board. In some embodiments, the active region is coupled face-to-face with the printed circuit board. | 12-06-2012 |
20140109458 | INTEGRATED MULTIFUNCTION SCOPE FOR OPTICAL COMBAT IDENTIFICATION AND OTHER USES - Systems and methods for enabling an integrated multifunction scope for optical combat identification and other uses. The functionality of Multiple Integrated Laser Engagement System (MILES) is combined with Optical Combat Identification Systems (OCIDS) or other identification as friend or foe (IFF) systems. This can provide for improved MILES performance through the utilization of a common laser transmission system and/or the use of location information systems, such as global positioning system (GPS) coordinates. According to some embodiments, various additional features may be included for use in training and/or combat environments. | 04-24-2014 |
20150338191 | COMPACT RIFLESCOPE DISPLAY ADAPTER - This disclosure describes a compact and lightweight riflescope display adapter configured to be affixed in front of the objective lens of a riflescope. The display adapter includes a receptacle that enables the adapter to be electrically connected to a ballistic computer, rangefinder or other targeting mechanism. The display adapter is configured to receive aimpoint information and project illuminated symbology that is brought into focus by the riflescope optics in such a way that the symbology appears to overlay an image of a scene on which the riflescope is focused. The display adapter includes a casing that houses processing circuitry, a light emitting diode, polarizer, polarized beam splitter, liquid crystal on silicon imaging element and reflective element. The display adapter also includes a light bar, spherical mirror, quarter-wave plate and an additional polarized beam splitter contained within the light bar. | 11-26-2015 |
20150345908 | INFRARED LASER AUTOMATIC BORE-SIGHTING - Techniques are disclosed for automatically bore-sighting a laser-based optical device to a weapon or other apparatus to which the optical device may be mounted (or otherwise coupled). According to certain embodiments of the invention, a reflective element such as a retro-reflector can be located on a target, and the apparatus is sighted (or otherwise oriented) to the target. While the apparatus is thus sighted, a processing unit (or other control unit) of the laser-based optical device can manipulate a laser-steering assembly to scan the field of view of a camera of the laser-based optical device with a laser to determine where, in the field of view, the reflective element is located and how the laser-steering assembly is oriented. Hill-climbing and/or other peak-detection techniques can be used to make either or both of these determinations. | 12-03-2015 |
20150355328 | HAND-HELD TARGET LOCATOR - Techniques are disclosed for laser-based target locating for measuring and displaying absolute coordinates (e.g., Global Positioning System (GPS) coordinates) for a target. Techniques include determining absolute coordinates of a laser-based target locator, and using range and other measurements (e.g., compass heading, tilt, and/or the like) to determine the absolute coordinates of a target. The laser-based target locator can then display the absolute coordinates to a user. Sensors providing the other measurements may be calibrated by first determining the absolute coordinates of an optical tag, which may be optically communicated to the laser-based target locator. | 12-10-2015 |
Patent application number | Description | Published |
20090243907 | Analog-to-digital converter - A lookahead pipelined ADC architecture uses open-loop residue amplifiers with calibration. This approach is able to achieve a high-speed, high-accuracy ADC with reduced power consumption. In one aspect, an ADC pipeline unit includes a plurality of lookahead pipeline stages (i.e., an ADC lookahead pipeline) coupled to a calibration unit. The ADC lookahead pipeline uses open-loop residue amplifiers. The calibration unit compensates for non-linearity in the open-loop amplifiers. | 10-01-2009 |
20120313714 | Reference-Less Voltage Controlled Oscillator (VCO) Calibration - Embodiments for reference-less voltage controlled oscillator (VCO) calibration are provided. Embodiments include a VCO calibration module which uses one or more signals from a frequency detector to automatically select a proper VCO band and bring the VCO clock frequency close enough to the data rate. The VCO calibration module uses a calibration code to calibrate the VCO. In embodiments, the calibration code is determined using a frequency search scheme, which includes a discovery phase to determine the proper VCO band, and a binary search phase and a monitoring phase to select the calibration code that brings the VCO clock frequency closest to the data rate. | 12-13-2012 |
20120313715 | Reference-Less Frequency Detector - Embodiments provide a reference-less frequency detector that overcomes the “dead zone” problem of conventional circuits. In particular, the frequency detector is able to accurately resolve the polarity of the frequency difference between the VCO clock signal and the data signal, irrespective of the magnitude of the frequency difference and the presence of VCO clock jitter and/or ISI on the data signal. | 12-13-2012 |
20130285752 | Reference-Less Frequency Detector - Embodiments provide a reference-less frequency detector that overcomes the “dead zone” problem of conventional circuits. In particular, the frequency detector is able to accurately resolve the polarity of the frequency difference between the VCO clock signal and the data signal, irrespective of the magnitude of the frequency difference and the presence of VCO clock jitter and/or ISI on the data signal. | 10-31-2013 |
Patent application number | Description | Published |
20090271827 | TV ON/OFF TIMER FEATURE FOR DISPLAYING USER-SELECTED NON-TV TUNER CONTENT - A TV viewer may select a wake-up or “on” time at which a TV is automatically energized. The viewer may also select a content source such as a music player, a disk player, a game console, and the like from which content is automatically presented on the TV at the “on” time. | 10-29-2009 |
20090278803 | FACILITATING INPUT OF USER NAME AND PASSWORD FROM DEVICE HAVING KEYPAD LAYOUT DIFFERENT THAN KEYPAD LAYOUT OF DEVICE USED TO ESTABLISH USER NAME AND PASSWORD - If a user establishes a user name and password using a conventional telephone keypad and subsequently wishes to access the account using a PDA with a different key layout, the user is aided by displaying an image of the conventional telephone keypad on the PDA which the user can touch to input the user name and password and, thus, more easily access the account without having to remember anything more than the original numeric combination corresponding to the account information. | 11-12-2009 |
20110065080 | TV-BASED KARAOKE - Combination of TV and karaoke machine allows for a new method of obtaining karaoke songs from the Internet, storing them locally at the TV, and subsequently playing audio of the song mixed with a singer's voice inputted through a USB microphone. | 03-17-2011 |
20110075058 | REPLACEABLE RESILIENT HOUSING COVER FOR CONSUMER ELECTRONICS DEVICE - Deformable resilient covers are provided for home network CE devices such as a TV and its remote control (RC) so that, for example, and end user can color coordinate the covers and/or replace one cover with another of a different color for variety. | 03-31-2011 |
20120099029 | MULTI-DISPLAY DEVICE AND METHOD THEREFORE - A multi-display device comprising: a plurality of display panels wherein each display panel is arranged in a housing; and a single video processor arranged within one of the housings and configured to output a different video signal to each of the plurality of display panels. | 04-26-2012 |
20130066918 | SYSTEM AND METHOD FOR PROVIDING AN ELECTRONIC LIBRARY - System and methods are provided for an electronic library service. In one embodiment, a method includes receiving a request for content of the electronic library service, the request identifying an account number for the electronic library service and identification number of a device, and authenticating the request based on an account number for the electronic library service and identification number of a device. The method may further include determining that content associated with the request is available for access by the device based on one or more restriction limitations, and providing access to the content based on one or more restriction limitations, wherein content of the electronic library is accessible to a device associated with the account number for a limited period of time. | 03-14-2013 |
20150294610 | MULTI-DISPLAY DEVICE AND METHOD THEREFORE - A multi-display device comprising: a plurality of display panels wherein each display panel is arranged in a housing; and a single video processor arranged within one of the housings and configured to output a different video signal to each of the plurality of display panels. | 10-15-2015 |