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| Number | Title | Issue Date |
| 7200364 | Frequency modification circuitry for use in radio-frequency communication apparatus and associated methods Frequency modification circuitry may be employed as part of a crystal oscillator circuit to generate a reference signal with adjustable frequency. The frequency modification circuitry may be implemented as part of a crystal oscillator circuit that includes digitally... | 04/03/2007 |
| 7171827 | System and method for automated casting of infrared glass optical components In accordance with the present invention, a system and method for the automated casting of infrared glass optical components is provided. The system includes a mold for casting infrared glass into lenses, a mold chamber operable to heat the mold to a temperature abo... | 02/06/2007 |
| 7167694 | Integrated multi-tuner satellite receiver architecture and associated method Multi-tuner receiver architectures and associated methods are disclosed that provide initial analog coarse tuning of desired channels within a received signal spectrum, such as transponder channels within a set-top box signal spectrum for satellite communications. T... | 01/23/2007 |
| 7159420 | System and method for forming infrared glass optical components A system and method for forming infrared glass optical components are provided. The system includes first and second mold halves having first and second respective faces. The first and second mold halves are configured to be removably coupled such that the first fac... | 01/09/2007 |
| 7159419 | System and method for vapor pressure controlled growth of infrared chalcogenide glasses A system and method for preparing chalcogenide glass are provided that allow for larger quantities of glass to be produced with lower production costs and less risks of environmental hazards. The system includes a reaction container operable to hold chalcogenide gla... | 01/09/2007 |
| 7154940 | Isolation system with digital communication across a capacitive barrier An isolation system is provided that is suitable for use in telephony, medical instrumentation, industrial process control and other applications. Preferred embodiments of the invention comprise a capacitive isolation barrier across which a digital signal is communi... | 12/26/2006 |
| 7151454 | Systems and methods for location of objects Systems and methods that may be employed to visually locate and/or track objects equipped with active RFID tags. The disclosed systems and methods may employ an articulated camera/s, such as closed circuit television (“CCTV”) or other suitable type of articulate... | 12/19/2006 |
| 7144544 | Ultraviolet light curing compositions for composite repair An ultraviolet (UV) light curable formulation useful for repairing composite materials, comprising: an acrylic oligomer, an acrylic monomer, and a photoinitiator. This formulation may include fiberglass. The photoinitiator can be a combination of a bis-acylphosphine... | 12/05/2006 |
| 7142255 | Transport stream and channel selection system for digital video receiver systems and associated method A transport stream and channel selection system for digital video transmissions and associated method are disclosed that use predictive analyses to tune additional digital transport streams that contain desirable or optimal groupings of multiplexed channels. An anal... | 11/28/2006 |
| 7127217 | On-chip calibration signal generation for tunable filters for RF communications and associated methods On-chip calibration signal generation circuitry is disclosed for filter tuning for radio-frequency communications and associated methods. On-chip circuitry generates a calibration signal that is used to help set a tuning control signal that is received by a tunable ... | 10/24/2006 |
| 7126131 | Broad band referencing reflectometer A spectroscopy system is provided which is optimized for operation in the VUV region and capable of performing well in the DUV-NIR region. Additionally, the system incorporates an optical module which presents selectable sources and detectors optimized for use in th... | 10/24/2006 |
| 7126983 | Methods and apparatus for communicating commands and data using logical channels A communication system for a computer includes apparatuses and methods for providing commands and data between a host computer and a multi-channel modem via a single host-to-modem physical channel using multiple logical channels. The communication system suitably in... | 10/24/2006 |
| 7122788 | Adaptively reducing offset in a thermal imaging camera Collecting samples to adjust a signal includes providing a shutter in an opened position to allow a detector of an infrared camera to detect infrared radiation and generate a signal corresponding to the infrared radiation. A first touchup iteration is initiated by m... | 10/17/2006 |
| 7123511 | Systems and methods for write protection of non-volatile memory devices A write protection mechanism may be implemented that is external to a non-volatile memory device and/or that is external to controller/s that interface with the non-volatile memory device, thus providing increased security over unauthorized and/or undesirable write ... | 10/17/2006 |
| 7123882 | Digital phased array architecture and associated method Digital phased array architecture and associated method are disclosed that eliminate the necessity of utilizing analog phase shifters in the receive and transmit signal paths. Desired delays are instead generated by adjusting the timing of sampling signals sent to a... | 10/17/2006 |
| 7120562 | Signal source identification utilizing wavelet-based signal processing and associated method A signal source identification system and associated method are disclosed that utilize wavelet-based signal processing to facilitate signal source identification. In particular, the wavelet-based signal processing enables the extraction of fingerprint type signature... | 10/10/2006 |
| 7113883 | Test configuration and data management system and associated method for enterprise test operations Enterprise test configuration and data management systems and associated methods are disclosed for test, measurement and automation environments that allow management, configuration and analysis of test systems and associated data across enterprise-wide test operati... | 09/26/2006 |
| 7113351 | Systems and methods for actuating lens assemblies Systems and methods for actuating lens assemblies (e.g., for purposes of zoom and/or focus lens operations) that may be implemented, for example, in any camera lens or other lens application that employs one or more actuatable lenses. ... | 09/26/2006 |
| 7102832 | Method and apparatus for modulating infrared radiation A chopper for an imaging system includes a frame and a sheet that have different coefficients of thermal expansion. The frame has a space within it, and has at least one opening that allows radiation to pass through the space. The sheet has structure which influence... | 09/05/2006 |
| 7098732 | Multi-stage variable gain amplifier utilizing overlapping gain curves to compensate for log-linear errors A multi-stage variable gain amplifier is disclosed that utilizes overlapping gain curves to compensate for log-linear errors. Each gain stage is configured to approximate a log-linear response with a sinusoidal error term such that a portion of the curve has positiv... | 08/29/2006 |
| 7095287 | Method and apparatus to achieve a process, temperature and divider modulus independent PLL loop bandwidth and damping factor using open-loop calibration techniques Several open-loop calibration techniques for phase-locked-loop circuits (PLL) that provide a process, temperature and divider modulus independence for the loop bandwidth and damping factor are disclosed. Two categories of open-loop techniques are presented. The firs... | 08/22/2006 |
| 7091894 | Systems and methods for analog to digital conversion Systems and methods for analog to digital conversion that may be implemented using a digital to analog converter (DAC) to provide negative feedback to at least Partially cancel one or more signals (e.g., one or more interfering signals present with one or more desir... | 08/15/2006 |
| 7089475 | Error correction of data across an isolation barrier A communication isolation system is provided that may employ error correction techniques for the data communicated across an isolation barrier used for connecting electronic circuitry to a communication line. In one embodiment, each data bit to be transmitted to or ... | 08/08/2006 |
| 7085847 | Method and system for scheduling network communication An apparatus for scheduling transmission of a plurality of frames in a network having a plurality of nodes, each frame identified by a type designation, includes a schedule memory and a sequencer. The schedule memory stores a transmission time for each frame type an... | 08/01/2006 |
| 7073593 | Method of drilling and operating a subsea well A method of preparing and operating a subsea well (23), comprising the steps of: locating a drill-through subsea tree (24) on a subsea wellhead; sealingly connecting a high pressure drilling riser (22) between the tree and a drilling platform at... | 07/11/2006 |
| 7072389 | Direct digital access arrangement circuitry and method for connecting to phone lines An isolation system is provided that is suitable for use in telephony, medical instrumentation, industrial process control and other applications. Preferred embodiments of the invention comprise a capacitive isolation barrier across which a digital signal is communi... | 07/04/2006 |
| 7067818 | Vacuum ultraviolet reflectometer system and method A spectroscopy system is provided which operates in the vacuum ultra-violet spectrum. More particularly, a system utilizing reflectometry techniques in the vacuum ultraviolet spectrum is provided for use in metrology applications. The system may further include the ... | 06/27/2006 |
| 7050509 | Digital isolation system with hybrid circuit in ADC calibration loop An improved digital capacitive isolation barrier system is provided that is suitable for use in a telephone or modem where the locally powered circuits must be effectively isolated from the public telephone system, while permitting data transfer across the barrier. ... | 05/23/2006 |
| 7046793 | Digital access arrangement circuitry and method having current ramping control of the hookswitch A digital direct access arrangement (DAA) circuitry may be used to terminate the telephone connections at the user's end to provide a communication path for signals to and from the phone lines. Briefly described, a means for providing a proper hookswitch transition ... | 05/16/2006 |
| 7046755 | Digital access arrangement circuitry and method for connecting to phone lines having a DC holding circuit with switchable time constants A digital direct access arrangement (DAA) circuitry may be used to terminate the telephone connections at the user's end that provides a communication path for signals to and from the phone lines. Briefly described, the DAA provides a programmable means for the DC t... | 05/16/2006 |
| 7037958 | Epoxy coating This invention concerns an epoxy coating for use as a non-skid surface for applications such as the deck of an aircraft carrier. The epoxy coating can be formulated from (a) an amine curing agent, (b) an epoxide-containing toughening agent such as a polysulfide and/... | 05/02/2006 |
| 7035611 | Apparatus and method for front-end circuitry in radio-frequency apparatus A radio-frequency (RF) apparatus includes front-end circuitry. The front-end circuitry includes a filter circuitry and an impedance matching circuitry. The filter circuitry has a differential output that has an output impedance. The filter circuitry filters signals ... | 04/25/2006 |
| 7035607 | Systems and methods for providing an adjustable reference signal to RF circuitry Frequency modification circuitry may be employed as part of a crystal oscillator circuit to generate a reference signal with adjustable frequency. The frequency modification circuitry may be implemented as part of a crystal oscillator circuit that includes digitally... | 04/25/2006 |
| 7031683 | Apparatus and methods for calibrating signal-processing circuitry A calibration circuitry includes an adjustable capacitor, a voltage generator, a reference voltage generator, and a controller. The reference voltage generator provides a reference voltage. The voltage generator provides a measurement voltage that depends on the cap... | 04/18/2006 |
| 7026626 | Semiconductor processing techniques utilizing vacuum ultraviolet reflectometer A spectroscopy system is provided which operates in the vacuum ultraviolet spectrum. More particularly, a system utilizing reflectometry techniques in the vacuum ultraviolet spectrum is provided for use in metrology applications. To ensure accurate and repeatable me... | 04/11/2006 |
| 7027573 | Method and apparatus for quick modem reconnect A quick startup procedure for a modem system utilizes known characteristics of a previously established communication channel to reduce the initialization period associated with subsequent connections over the same channel. In response to the establishment of a call... | 04/11/2006 |
| 7027719 | Catastrophic event-survivable video recorder system A catastrophic-event survivable video data recording system that may be employed to monitor vehicles or facilities. The recording system may include a video data compression unit operable to provide compressed digital video data in a format recordable by modified co... | 04/11/2006 |
| 7024221 | Notch filter for DC offset reduction in radio-frequency apparatus and associated methods A radio-frequency (RF) receiver includes a receiver analog circuitry and a receiver digital circuitry coupled together. The receiver analog circuitry receives an RF signal. The receiver analog circuitry processes the received RF signal and generates a digital signal... | 04/04/2006 |
| 7015074 | Vacuum package fabrication of integrated circuit components A method for manufacturing integrated circuit device lids includes creating a lid cavity on the surface of a lid wafer, forming a sealing surface on the lid wafer that surrounds the lid cavity, and forming a trench on the lid wafer between the lid cavity and the sea... | 03/21/2006 |
| 7014790 | Room temperature cured high temperature and load dimensionally stable acrylate adhesives This invention concerns an acrylate adhesive that cures at room temperature and has excellent dimensional stability. The adhesive may be used in applications such as for fiber optic connectors. The adhesive may be made by curing a two-part system or by use of a prim... | 03/21/2006 |
