Wolf, Greenfield & Sacks P.C. - US Patent Attorneys and Agents

Attorney: Wolf, Greenfield & Sacks P.C.

Number of patents: 130
Last date: September 01, 2009

Browse patents
Browse applications

Number	Title	Issue Date
7581990	High speed, high density electrical connector with selective positioning of lossy regions An electrical interconnection system with high speed, high density electrical connectors. The connectors incorporate electrically lossy material, selectively positioned to reduce crosstalk without undesirably attenuating signals. The lossy material may be molded thr...	09/01/2009
7517861	Immunostimulatory nucleic acid molecules Nucleic acids containing unmethylated CpG dinucleotides and therapeutic utilities based on their ability to stimulate an immune response and to redirect a Th2 response to a Th1 response in a subject are disclosed. Methods for treating atopic diseases, including atop...	04/14/2009
7453384	Digital to analog converter (DAC) circuit with extended operation range A DAC circuit is described which includes a DAC coupled to an amplifier. The circuit is configured to dynamically change the operating range of the amplifier depending on the circuit operating requirements. In this way the DAC circuit may be operable in one of a plu...	11/18/2008
7453305	Voltage level shifting circuit, a differential input stage circuit, and a method for providing a level shifted differential signal to a differential input buffer circuit A voltage level shifting circuit (5) for shifting the common mode voltage of a differential signal to be within the working range of a differential input buffer circuit (3) comprises a first resistive voltage divider circuit (18) coupled between...	11/18/2008
7437402	Low-power, high-speed word comparator Apparatus and method for performing a high-speed, low-power bit-wise comparison of two digital words. For each bit, a bit comparator is shown, employing a compare node and a discharge node. After both nodes are charged, the discharge node is discharged and the condi...	10/14/2008
7395445	Controller for power supplies A state machine implemented controller is provided in which a logic core 20 is reconfigurable in response to state data held within a memory 22. Thus, on transition from one state to a next state the data held within the memory 22 is used to rec...	07/01/2008
7372244	Temperature reference circuit The invention provides a temperature reference circuit that is adapted to provide a ΔVbe of sufficiently large value that no amplification is required, and therefore any offset contribution is not gained. Using a stacked arrangement of three pairs of tra...	05/13/2008
7365608	Digital frequency synthesiser and a method for producing a frequency sweep A single chip digital frequency synthesiser (1) for synthesising a frequency swept synthesised output signal of a selectable frequency sweep comprises a direct digital synthesiser (5) which produces the frequency swept synthesised output signal on an o...	04/29/2008
7361470	Electrocatalytic nucleic acid hybridization detection The detection of specific DNA sequences using electrochemical readout would permit the rapid and inexpensive detection and identification of bacterial pathogens and the analysis of human genes. A new assay developed for this purpose is described that harnesses an el...	04/22/2008
7347138	Brew chamber for a single serve beverage brewer A brew chamber for a single serve filter package. The chamber includes a receptacle having an open top, configured and dimensioned to receive the package. A frame for supporting the receptacle for pivotal movement about a first axis between a vertical brew position ...	03/25/2008
7339330	Methods and circuits for instant hot restart of high intensity discharge lamps A lamp ballast for operating a high intensity discharge lamp includes an electronic ballast circuit to supply an operating voltage to the discharge lamp, and an igniter circuit to supply starting pulses to the discharge lamp in a cold state and to supply hot restrik...	03/04/2008
7323922	Digitally controlled gain stage having an analogue control input A signal processing system has a first, digitally controlled, gain element, a second, analogue controlled, gain element and a gain control unit configured to receive a gain request signal and to generate a first gain control signal to be input to the first gain elem...	01/29/2008
7317466	Strip chart temperature recorder with movable bi-metallic element assembly One embodiment of the invention is directed to a method of creating and maintaining a calibrated bi-metallic element assembly configuration in a strip chart recorder including a housing having top and bottom portions. The method includes acts of positioning a bi-met...	01/08/2008
7306241	Strap for snowboard boots or bindings A binding or boot strap is provided that allows a rider to easily, rapidly and/or effectively tighten and/or loosen the strap about his or her boot. The strap includes a boot-engaging strap portion that engages with an engagement strap coupleable to the boot, as may...	12/11/2007
7300438	Electrophysiology catheter for mapping and/or ablation Catheters for mapping and/or ablation are disclosed. In one embodiment, the catheter comprises a handle, a flexible shaft, a tip assembly, and a cable. The handle includes an actuator and is attached, at its distal end, to the proximal end of the flexible shaft. The...	11/27/2007
D555391	Compact disc holder	11/20/2007
7293373	Lace system for footwear A boot incorporating techniques for making the process of tightening and loosening the laces of a boot more convenient for the wearer is disclosed. The boot may be provided with at least two independent lacing zones, the tensions of which are separately adjustable b...	11/13/2007
7281341	Lace system for footwear A boot incorporating techniques for making the process of tightening and loosening the laces of a boot more convenient for the wearer is disclosed. The boot may be provided with at least two independent lacing zones, the tensions of which are separately adjustable b...	10/16/2007
7263174	Predicting performance of telephone lines for data services A method characterizes a customer line for data transmission. The method includes measuring electrical properties of the customer line from a central location, identifying a line model from the measurements, and identifying a modem model for a modem selected for use...	08/28/2007
7248450	Pad cell with multiple signal paths An integrated circuit is described including internal circuitry and having at least one external connection. A pad cell is electrically interposed between the external connection and the internal circuitry, the pad cell comprising a first group of components adapted...	07/24/2007
7248192	Digital to analog converter and a ground offset compensation circuit A digital to analog converter comprising: a digital to analog conversion core adapted to receive at least one reference voltage and a digital word to be converted, and to output an analog voltage as a function of the digital word and the at least one reference volta...	07/24/2007
7216273	Method for testing non-deterministic device data A method for testing semiconductor devices that output non-deterministic entity information such as packet and control signals is disclosed. The method includes the steps generating test signals with a semiconductor tester and applying the generated test signals to ...	05/08/2007
7212145	Analog to digital converter with dither An analog to digital converter is provided comprising an array of capacitors for sampling an input, each capacitor having at least one associated switch for controllably connecting a terminal of the capacitor to a first reference voltage or to a second reference vol...	05/01/2007
7211993	Low offset bandgap voltage reference The invention provides a bandgap voltage reference circuit that is adapted to provide a ΔVbe of sufficiently large value that no amplification is required, and therefore any offset contribution is not gained. Using a stacked arrangement of three pairs of...	05/01/2007
7193454	Method and a circuit for producing a PTAT voltage, and a method and a circuit for producing a bandgap voltage reference A bandgap voltage reference circuit (1) produces a bandgap voltage reference (Vref) on an output terminal (3) relative to a common ground voltage terminal (4). The circuit (1) develops a PTAT voltage across a primary resistor (...	03/20/2007
7173552	High accuracy segmented DAC A N-bit segmented digital to analog converter (DAC) adapted to provide an analog signal output on the basis of a digital input code, the DAC being formed from a plurality of individual segments, the segments being selectively combined to effect the output from the D...	02/06/2007
7173554	Method and a digital-to-analog converter for converting a time varying digital input signal A digital-to-analogue converter (DAC) (1) comprises a digital processing circuit (2) having an input register (10) to which data samples of a digital input signal are written at a data sampling rate (fs). A delay register (14) ...	02/06/2007
7127814	Method and device for machining annular-shaped workpieces A method and a device for machining workpieces having an annular-shaped section that is to be provided with a split bore. The device includes: a fracture-splitting device for fracture-splitting the annular-shaped workpiece section and for creating fracture-split wor...	10/31/2006
7103622	Direct digital synthesizer with output signal jitter reduction A method and apparatus for reducing unwanted harmonics in direct digital synthesizer (DDS) output. The method comprises the steps of providing a set of k phase-shifted clock signals, examining, in succession, each DDS accumulator state, and determining whether the D...	09/05/2006
7076724	System and method for forward error correction A system and method are provided for transferring a packet across a data link. The packet may include a stream of data symbols which is delimited by one or more framing symbols. Corruptions of the framing symbol which result in valid data symbols may be mapped to in...	07/11/2006
D524520	Shoe sole	07/11/2006
7050245	Lens assembly and optical imaging using same A lens assembly includes, in order from an object side to an image side: a first lens; a first meniscus lens in optical communication with the first lens; a second meniscus lens in optical communication with the first meniscus lens; an aperture stop in optical commu...	05/23/2006
7049936	Validation of the presence of an electromagnetic transponder in the field of a reader A method for controlling an electromagnetic field generation terminal using a signal for exciting an oscillating circuit, provided with circuitry for regulating the signal phase in the oscillating circuit, including comparing current values of variables linked to th...	05/23/2006
6998883	Synchronization of signals A circuit and method are provided to enable the synchronization of an on-demand, synchronous signal with an asynchronous signal. The synchronous signal is activate only for a portion of the period of the asynchronous signal, thus providing beneficial power conservat...	02/14/2006
6991369	Method and circuit for the provision of accurately scaled currents A temperature sensor circuit is provided which is adapted to provide an indication of the temperature on a chip. The sensor includes a bandgap temperature sensor which is sequentially driven by a plurality of current sources. The current sources are shuffled so as t...	01/31/2006
6982316	Isolated nucleic acid molecules associated with colon cancer and methods for diagnosing and treating colon cancer Various molecules associated with disorders such as cancer are disclosed. The invention also discloses diagnostic aid therapeutic methods based upon these molecules, as well as compositions for stimulating an immune response and methods for identifying cancer-associ...	01/03/2006
6976467	Reciprocating internal combustion engine The reciprocating internal-combustion engine comprises at least one hollow cylinder, with a chamber inside a working fluid, the chamber has an end closed by a head and an opposite end closed by a piston that reciprocates by rectilinear motion in the chamber between ...	12/20/2005
6967356	Vertical component with high-voltage strength The invention concerns a vertical component with a four-layered structure comprising a thick lightly-doped zone (1) of a first type of conductivity providing the component voltage strength, enclosed with a peripheral wall (2) of a second type of conduc...	11/22/2005
6956784	Writable memory A memory is provided in which each memory cell can be in a first state or a second state, and those cells which should be in the first state always correctly power up into that state whereas cells which should be in the second state may power up incorrectly. A count...	10/18/2005
6940319	Device for controlling high and low levels of a voltage-controlled power switch A device for controlling a voltage-controlled switch, including two circuits respectively for setting to the high level and for setting to the low level a control terminal of the voltage-controlled switch, one at least of the circuits including a power transistor ca...	09/06/2005

«First «Previous1 2 3 4 Next»Last»

PatentStorm

Celebrity Inventors

PatentStorm News

Attorney: Wolf, Greenfield & Sacks P.C.