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| Number | Title | Issue Date |
| 7924348 | Method and apparatus for distributing multiple signal inputs to multiple integrated circuits An integrated circuit (IC) structure and method of distributing multiple broadband signal inputs to multiple integrated circuits, where each IC receives at least one original signal and outputs a replica of the original signals to other ICs and receives at least one... | 04/12/2011 |
| 7594249 | Network interface device and broadband local area network using coaxial cable A local area network uses coaxial cable wiring for interconnection of terminal devices. A frequency selective network interface device is placed at the building point of entry or another point in the wiring to reflect network signals transmitted by terminal devices ... | 09/22/2009 |
| 7573822 | Broadband network for coaxial cable using multi-carrier modulation A broadband local area data network uses coaxial cable wiring for interconnection of terminal devices. Orthogonal frequency division multiplexing (OFDM) with bit loading is used to overcome channel impairments and provide a path for terminal devices to transmit to a... | 08/11/2009 |
| 7570710 | In-phase and quadrature-phase signal amplitude and phase calibration In-phase (I) and quadrature-phase (Q) signals are corrected for both amplitude and phase imbalances by passing the I and Q signals successively through a first amplitude correction stage, a sum-difference stage, and a second amplitude correction stage. The first amp... | 08/04/2009 |
| 7548136 | Distortion reduction for variable capacitance devices The present invention reduces distortion in variable capacitance devices by connecting a circuit to the variable capacitance devices that has low impedance at predetermined frequencies to suppress those frequencies and also suppress harmonics and mixing products res... | 06/16/2009 |
| 7542715 | Signal selector and combiner for broadband content distribution In a satellite receiving system, program channels are selected from one or more broadband signals and combined with other selected channels and transmitted from a first unit, for example an outdoor unit, to a second unit, for example a gateway, server, or set-top bo... | 06/02/2009 |
| 7542411 | Echo profile probe In an orthogonal frequency division multiplex (OFDM) communication network, a node transmits an echo profile probe to other nodes in the network. The echo profile probe is a message that allows characterization of the unique echo profile through the communication ch... | 06/02/2009 |
| 7519348 | Harmonic suppression mixer and tuner A harmonic suppression mixer for down converting an RF signal to a complex I and Q baseband signal that uses a plurality of switching mixers each with a gain stage to produce a sinusoidal weighted sum of the mixer outputs. Odd harmonics output by each switching mixe... | 04/14/2009 |
| 7519339 | Tuner design and system for lossless interconnect of multiple tuners Tuners with high input impedance are connected to a common radio frequency (RF) signal source. A termination load external to the tuners provides matched impedance loading for the transmission line or cable driving the tuners. Alternatively, the termination load can... | 04/14/2009 |
| 7499397 | Broadband network for coaxial cable using multi-carrier modulation A broadband local area data network uses coaxial cable wiring for interconnection of terminal devices. Orthogonal frequency division multiplexing (OFDM) with bit loading is used to overcome channel impairments and provide a path for terminal devices to transmit to a... | 03/03/2009 |
| D583700 | Jewelry pendant | 12/30/2008 |
| 7433042 | Spatially corrected full-cubed hyperspectral imager A hyperspectral imager that achieves accurate spectral and spatial resolution by using a micro-lens array as a series of field lenses, with each lens distributing a point in the image scene received through an objective lens across an area of a detector array formin... | 10/07/2008 |
| 7428238 | Broadband network bridging various wiring channels A network utilizing two or more wiring systems with a bridging function to provide a signal interconnect for communication within and between wiring systems. The bridging function can translate the network signals to a different frequency. ... | 09/23/2008 |
| 7428222 | Method of bus configuration to enable device bridging over dissimilar buses Several local IEEE1394 buses are bridged together over a second bus type to create a global bus wherein each local bus node is able to address nodes across the global bus without the local nodes being aware of the bridging operation. A bridging device operates by tr... | 09/23/2008 |
| D575664 | Jewelry bead | 08/26/2008 |
| 7397311 | Oscillator coupling to reduce spurious signals in receiver circuits A first receiver frequency reference is passively coupled to a second receiver by tapping a signal directly from the resonant element, such as a crystal, of an oscillator in the first receiver to drive the input of the second receiver. The sinusoidal signal from the... | 07/08/2008 |
| 7295518 | Broadband network for coaxial cable using multi-carrier modulation A broadband local area data network uses coaxial cable wiring for interconnection of terminal devices. Orthogonal frequency division multiplexing (OFDM) with bit loading is used to overcome channel impairments and provide a path for terminal devices to transmit to a... | 11/13/2007 |
| 7257505 | System for calibrating integrated circuit filters A main signal path filter is calibrated by calibrating a replica filter that tracks parametric changes in the main signal path filter. Programmed values of the replica filter determined during calibration are used to set programmed values in the main signal path fil... | 08/14/2007 |
| 7251703 | Method of time stamping to enable device bridging over dissimilar buses Several local IEEE1394 buses are bridged together over a second bus type to create a global bus wherein each local bus node is able to address nodes across the global bus without the local nodes being aware of the bridging operation. A bridging device operates by tr... | 07/31/2007 |
| 7242478 | Spatially corrected full-cubed hyperspectral imager A hyperspectral imager that achieves accurate spectral and spatial resolution by using a micro-lens array as a series of field lenses, with each lens distributing a point in the image scene received through an objective lens across an area of a detector array formin... | 07/10/2007 |
| 7224235 | Phase-accurate multi-phase wide-band radio frequency local oscillator generator A local oscillator (LO) generator for driving a bank of mixers that provides precise phase relationship between multi-phase LO outputs comprises a shift register using slave-master-slave flip-flop elements. The LO generator can be used over a wide operating frequenc... | 05/29/2007 |
| 7218748 | Tapered thickness surround for high excursion speaker driver A speaker driver surround has tapered thickness to provide improved linearity of the force versus displacement response. The tapered thickness surround provides for a larger emissive piston area, thus increasing the acoustic efficiency of the transducer. The surroun... | 05/15/2007 |
| D539951 | Light for and attachment to a cell phone | 04/03/2007 |
| 7164777 | Speaker driver with detachable motor and basket A speaker driver has a detachable motor and basket to allow attachment or separation of the motor assembly from the basket assembly. Two embodiments are disclosed, a thread-on detachable motor and a bolt-on detachable motor. ... | 01/16/2007 |
| 7154957 | Power spectrum shaping to reduce interference effects in devices sharing a communication medium A broadband digital communication network transmits a signal with a shaped power spectrum to minimize interference with devices that share the communication medium. In one embodiment using coaxial wiring, devices such as cable converters and televisions that are not... | 12/26/2006 |
| 7151575 | Wireless extension for cable television signals A wireless link provides an extension to cable television signals for a television receiver that does not have access to a coaxial cable. Analog and digital cable channels are processed and transmitted over the wireless link. Security of the signal is provided by tr... | 12/19/2006 |
| 7130576 | Signal selector and combiner for broadband content distribution In a satellite receiving system, program channels are selected from one or more broadband signals and combined with other selected channels and transmitted from a first unit, for example an outdoor unit, to a second unit, for example a gateway, server, or set-top bo... | 10/31/2006 |
| 7071994 | System and method for nondisruptively embedding an OFDM modulated data signal into a composite video signal A method and system for sending and receiving binary bit stream in a composite video signal, such as a NTSC signal. The binary bit stream is modulated according to quadrature amplitude modulation, converted to analog and translated to an intermediate frequency relat... | 07/04/2006 |
| 7039499 | Robotic storage buffer system for substrate carrier pods A storage/buffering system for the stocking and/or buffering of substrate and/or substrate carriers in a process environment includes a 6-axis robot. An end-effector is connected with the robot providing an additional one degree of freedom and a mechanism for grabbi... | 05/02/2006 |
| 7031490 | Speaker driver with detachable motor and basket A speaker driver has a detachable motor and basket to allow attachment or separation of the motor assembly from the basket assembly. Two embodiments are disclosed, a thread-on detachable motor and a bolt-on detachable motor. ... | 04/18/2006 |
| 7030627 | Wideband complex radio frequency impedance measurement Impedance of an unknown load is determined by applying a reference signal from a signal generator through a multi-position switch to the unknown load, a first known calibration impedance, and second known impedance, which can be an open circuit, while measuring the ... | 04/18/2006 |
| 6678583 | Robotic storage buffer system for substrate carrier pods A storage/buffering system for the stocking and/or buffering of substrate and/or substrate carriers in a process environment includes a 6-axis robot. An end-effector is connected with the robot providing an additional one degree of freedom and a mechanism... | 01/13/2004 |
| 5931891 | Digital frequency synthesizer A digital frequency synthesizer for generating square wave signals employing a phase accumulator, triangle wave logic function, smoothing filter, and hard limiter. A triangle wave logic function simplifies the implementation of stable square wave signals.... | 08/03/1999 |
