Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 8175141 | Method and apparatus for calibrating equalizers without knowledge of the data pattern being received A method and apparatus for calibrating an equalizer. The method comprises the steps of defining one or more equalization parameters and calculating a bit error rate of a signal for one or more values of a first of the one or more equalization parameters by counting ... | 05/08/2012 |
| 8170820 | Virtual probing A method and apparatus for generating one or more transfer functions for converting waveforms. The method comprises the steps of determining a system description, representative of a circuit, comprising a plurality of system components, each system component compris... | 05/01/2012 |
| 8144148 | Method and system for vision-based interaction in a virtual environment A method and system for vision-based interaction in a virtual environment is disclosed. According to one embodiment, a computer-implemented method comprises receiving data from a plurality of sensors to generate a meshed volumetric three-dimensional representation o... | 03/27/2012 |
| 8078634 | Domain independent system and method of automating data aggregation A computer automated method and system of presenting data. The method may include the steps of inputting a set of user-defined instructions into a remotely located computer database system via a local network connection, inputting a user query into the computer data... | 12/13/2011 |
| 8073656 | High bandwidth oscilloscope for digitizing an analog signal having a bandwidth greater than the bandwidth of digitizing components of the oscilloscope A method for improving bandwidth of an oscilloscope involves, in preferred embodiments, the use of frequency up-conversion and down-conversion techniques. In an illustrative embodiment the technique involves separating an input signal into a high frequency content a... | 12/06/2011 |
| 7957938 | Method and apparatus for a high bandwidth oscilloscope utilizing multiple channel digital bandwidth interleaving A method of digitizing an analog signal is provided, comprising the steps of separating the analog signal spanning a frequency range into a plurality of frequency bands, and then translating at least one of the signals to a lower frequency band in accordance with a ... | 06/07/2011 |
| 7941575 | Pause request processing for data traffic modification Apparatus and associated systems and methods may relate to a data traffic modification system that may include a processing module to handle SATA-compliant data transfers in which a source device or a target device issues requests to pause and subsequently to resume... | 05/10/2011 |
| 7941440 | Domain independent system and method of automating data aggregation A computer automated method of aggregating data includes the steps of inputting a set of user-defined instructions into a computer database system, inputting a user query into the computer database system, mining the computer database system for data relevant to the... | 05/10/2011 |
| 7940077 | Adjustable resistance In one implementation, a termination circuit may include a variable resistance circuit that comprises a resistance network in which the resistance of a parallel combination of two complementary transistors of opposite types is substantially independent of the drain-... | 05/10/2011 |
| 7885972 | Domain independent system and method of automating data aggregation and presentation A computer automated method of aggregating and presenting data includes the steps of inputting a set of user-defined instructions into a computer database system, inputting a user query into the computer database system, mining the computer database system for data ... | 02/08/2011 |
| 7839964 | Bit pattern synchronization in acquired waveforms A waveform processing system performs operations that may include identifying a location of a specified bit pattern within a coherently sampled repeating pattern input signal. In some examples, multiple periods of a repeating pattern signal are acquired using cohere... | 11/23/2010 |
| 7711996 | Test system and method A method and apparatus for testing a data transfer system. The method comprises the steps of storing a first table, the first table noting at least a time of issuance of at least one command and a time of completion of the command and comparing the time of issuance ... | 05/04/2010 |
| 7711510 | Method of crossover region phase correction when summing signals in multiple frequency bands A signal processing system compensates for the relative phase difference between multiple frequency bands so that the combination of the bands is constructive throughout a substantial portion of the band overlap or crossover region. In one embodiment, a signal combi... | 05/04/2010 |
| 7707234 | Use of multiple data comparators in parallel to trigger an oscilloscope on a pattern found in a serial data stream A method and system are provided for determining a location of a predetermined N bit sequence in a data stream. The method comprises the steps of determining two N bit data words from consecutive bits of the data stream, and providing N, N bit comparators. A first N... | 04/27/2010 |
| 7663624 | Report generating method and apparatus A method, apparatus and computer program having instructions for storing information in an oscilloscope is provided. The method comprises the steps of storing a screen display in a predetermined format, storing one or more configuration settings associated with the ... | 02/16/2010 |
| 7660685 | Virtual probing A method and apparatus for generating one or more transfer functions for converting waveforms. The method comprises the steps of determining a system description, representative of a circuit, comprising a plurality of system components, each system component compris... | 02/09/2010 |
| 7653514 | High bandwidth oscilloscope for digitizing an analog signal having a bandwidth greater than the bandwidth of digitizing components of the oscilloscope A method for improving bandwidth of an oscilloscope involves, in preferred embodiments, the use of frequency up-conversion and down-conversion techniques. In an illustrative embodiment the technique involves separating an input signal into a high frequency content a... | 01/26/2010 |
| 7653500 | Sequential timebase A method and apparatus for correcting for deterministic jitter in a sequential sampling timebase. The value of a fine analog delay is held at a substantially constant nominal rate during a duration of a counting of a digital clock. A time difference between a trigge... | 01/26/2010 |
| 7595628 | Probing apparatus for illuminating an electrical device under test A probe for probing an electrical device under test is provided. The probe comprises a selectively positionable door defining a recessed compartment and a light source positioned within the recessed compartment. When the door is in a first position, the compartment ... | 09/29/2009 |
| 7535394 | High speed arbitrary waveform generator A high-speed arbitrary waveform generator (AWG) that utilizes multiple digital-to-analog converters (D/A converters) and overcomes bandwidth limitations of individual D/A converters to produce high-speed waveforms. ... | 05/19/2009 |
| 7529258 | Method and system for cascading analyzer trace memories Cascaded analyzer trace memories are described herein. According to one embodiment, the method comprises receiving a packet stream in a master analyzer and a slave analyzer, wherein the master analyzer includes a first trace memory, and wherein the slave includes a ... | 05/05/2009 |
| 7518385 | Probe using high pass ground signal path A method and apparatus for probing an electrical signal. The apparatus comprises simplified circuit, comprising an input pin for receiving an input signal having an inductance and parasitic capacitance associated therewith and a first resistor coupled between the in... | 04/14/2009 |
| 7514997 | Common mode regulation for thermal tail compensation A waveform processing system, and associated methods and apparatus, may include a common mode feedback compensation circuit to adjust a voltage supplied to a differential circuit so as to substantially reduce or eliminate signal distortion associated with thermal ta... | 04/07/2009 |
| 7505039 | Track of statistics A method and apparatus for generating a statistic based upon a persistence data is provided. The method comprises the steps of defining a plurality of slices of data comprising a persistence data and generating a histogram of the data within each of the plurality of... | 03/17/2009 |
| 7504886 | Thermal tail compensation A waveform processing system may include a compensation circuit to adjust a voltage supplied to an output stage, wherein a supplied voltage is controlled to substantially maintain constant power dissipation in the output stage, and wherein the compensation circuit i... | 03/17/2009 |
| 7466247 | Fractional-decimation signal processing Methods for processing waveforms may include decimating an over-sampled waveform by identifying samples for which the sample's position within a data period indicates that is closest to a selected time within a data period. In some example applications, the selected... | 12/16/2008 |
| D581821 | Housing for test and measurement instrument | 12/02/2008 |
| 7450043 | Method of compensating for deterministic jitter due to interleave error A system and method for compensation of deterministic jitter in measurements made when utilizing a plurality of time interleaved analog-to-digital converters (ADCs). The system includes edge timing measurement error information for each of the plurality of time inte... | 11/11/2008 |
| D578911 | Housing for test and measurement instrument | 10/21/2008 |
| 7383547 | Apparatus and technique for device emulation A device emulator configured to emulate an electronic device to test a computing device. The device emulator includes a plurality of read-write registers that are user configurable to include a set of read registers and a set of write registers, wherein the set of w... | 06/03/2008 |
| 7373281 | High bandwidth oscilloscope A method for improving bandwidth of an oscilloscope involves, in preferred embodiments, the use of frequency up-conversion and down-conversion techniques. In an illustrative embodiment the technique involves separating an input signal into a high frequency content a... | 05/13/2008 |
| 7304597 | Adaptive interpolation for use in reducing signal spurs A method and apparatus for acquiring an analog signal. The method of the invention comprising the steps of acquiring a first portion of the analog signal by a first channel, the first portion of the analog signal spanning a first bandwidth range, and acquiring a sec... | 12/04/2007 |
| D556066 | Housing for oscilloscope | 11/27/2007 |
| 7301484 | Data decoder A method, apparatus and computer program for decoding a data stream. The method comprises the steps of acquiring an analog data signal, determining an initial polarity of the analog data signal, determining a threshold transition level, determining a plurality of tr... | 11/27/2007 |
| 7285946 | Pattern trigger in a coherent timebase A method and apparatus for acquiring a signal employing a coherent timebase are provided. The method comprises the steps of defining a pattern length count of a repetitive pattern in a signal to be acquired, defining a number of samples per unit interval, and provid... | 10/23/2007 |
| D553520 | Housing for test and measurement instrument | 10/23/2007 |
| 7219037 | High bandwidth oscilloscope A method for improving bandwidth of an oscilloscope involves, in preferred embodiments, the use of frequency up-conversion and down-conversion techniques. In an illustrative embodiment the technique involves separating an input signal into a high frequency content a... | 05/15/2007 |
| 6870861 | Digital signal multiplexing method and apparatus, digital signal transmission method and apparatus, digital signal recording method apparatus and recording medium A digital signal multiplexing device packetizes one or more bitstreams of digital signals to form packets and multiplexes the respective bitstreams on the packet basis to produce plural degree-one multiplexed streams which are received. The digital signal multiplexi... | 03/22/2005 |
| 6850279 | Optical image recording system, and associated processing system An optical image recording system for electronic recording of optical information comprising a lens system and a body. The body has a configuration with a low height and with broad surfaces. Optical information is received through one of these surfaces. An image rec... | 02/01/2005 |
| 6760646 | Robot and control method for controlling the robot's motions With a robot and a control method for it, information is read in from the outside, based on which a particular object is detected, and it is judged upon detecting the object whether or not the object satisfies given conditions, based on the judgment results of which... | 07/06/2004 |
