Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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| Number | Title | Issue Date |
| 8120387 | Receiving circuit, electronic apparatus and method for controlling receiving circuit A receiving circuit includes a comparing circuit, a first storage circuit, a second storage circuit, and a voltage controlling circuit. The comparing circuit compares an input signal with a reference voltage and outputs a signal with either a first level when the in... | 02/21/2012 |
| 8049536 | Half-power buffer amplifier A half-power buffer amplifier includes a buffer stage having a first-half buffer stage and a second-half buffer stage. An output of the first-half buffer stage is controllably fed back to a rail-to-rail differential amplifier, and an output of the second-half buffer... | 11/01/2011 |
| 8030973 | Calculating a parameter indicative of an error factor of a circuit In a signal monitoring system, a circuit includes an input terminal and an output terminal. In addition, a processor coupled to the circuit is operable for calculating a parameter indicative of an error factor of the circuit by setting a level difference between an ... | 10/04/2011 |
| 7786764 | Signal receiver and voltage compensation method thereof A signal receiver includes a first-stage circuit, a second-stage circuit, a current compensation circuit, and a biasing circuit. A first input end of the first-stage circuit receives a reference voltage, and a second end of the first-stage circuit receives an input ... | 08/31/2010 |
| 7782095 | Signal comparison circuit A signal comparison circuit is provided. The signal comparison circuit includes a first amplifier, a second amplifier, a peak detector, and a comparator. The first amplifier is a zero-peaking amplifier. The first amplifier receives and amplifies a data signal. The s... | 08/24/2010 |
| 7759982 | Current detection circuit There is provided a current detection circuit capable of preventing an excessive voltage from being applied to an input terminal of a differential amplifier, without resulting in reduction in current detection accuracy. The current detection circuit includes a power... | 07/20/2010 |
| 7750686 | Circuit and method for matching current channels The present invention discloses a current-matching method comprising steps of: providing a plurality of current channels; grouping the plurality of current channels into W sets, each of which has Q channels; and matching the channels of the same set in current, wher... | 07/06/2010 |
| 7652508 | Circuit device and electronic equipment provided with the same In one embodiment, a circuit device that performs a certain processing operation with respect to an input signal by referring to a reference voltage and outputs the result is caused to have a function of switching the reference voltage, whereby a circuit device from... | 01/26/2010 |
| 7560959 | Absolute value peak differential voltage detector circuit and method A peak voltage detector is used to detect the absolute value of the peak differential amplitude of a differential input signal. The peak voltage detector includes a differential amplifier receiving the differential input signal and generating a corresponding pair of... | 07/14/2009 |
| 7541845 | Signal receiver apparatus and method for detecting logic state represented by an input signal and semiconductor integrated circuit device having the same In the semiconductor integrated circuit, an apparatus for detecting a logic state represented by an input signal includes a reference signal generating circuit and a determining circuit. The reference signal generating circuit generates a reference voltage based on ... | 06/02/2009 |
| 7453290 | Supply voltage removal detecting circuit, display device and method for removing latent image A supply voltage removal detecting circuit, a display device and method for removing a latent image when a supply voltage is disconnected, in which the supply voltage removal detecting circuit includes a voltage controller, a detection signal generator, and an outpu... | 11/18/2008 |
| 7366244 | Method and system for antenna interference cancellation A wireless communication system can comprise two or more antennas that interfere with one another via free space coupling, surface wave crosstalk, dielectric leakage, or other interference effect. The interference effect can produce an interference signal on one of ... | 04/29/2008 |
| 7362622 | System for determining a reference level and evaluating a signal on the basis of the reference level A circuit exhibits a signal input, means for determining a reference level on the basis of properties of a signal received at the signal input. In addition, the circuit further exhibits means for evaluating the signal on the basis of the reference level. ... | 04/22/2008 |
| 7356106 | Clock and data recovery circuit A clock and data recovery (CDR) circuit comprises a phase detector (PD) and a quadrature phase (QP) detector. A frequency detector (FD) is coupled to the PD and QP detector. The FD detects frequency difference between the output signals of the PD and QP detector and... | 04/08/2008 |
| 7340186 | Discrimination phase margin monitor circuit, transmitting/receiving device and communication system The discrimination phase margin monitor circuit (10) of the present invention comprises a first discrimination circuit (11 and 12) discriminating an input data signal using a clock signal extracted from the input data signal, a second discrimina... | 03/04/2008 |
| 7336107 | Comparator circuit and control method thereof This invention provides a comparator circuit which outputs a stable waveform without oscillation even if a gradient of a change of a comparison input signal is small and determines a magnitude of the comparison input signal within a predetermined threshold value reg... | 02/26/2008 |
| 7330164 | Video controlled detector sensitivity A method for setting opto-sensor detection sensitivity in a projection video display comprising the steps of sequentially generating video signals of different colors for illuminating a sensor with video images of the video signals. In responsive to the video signal... | 02/12/2008 |
| 7317362 | Oscillator circuit and oscillation control method An oscillator circuit is disclosed that includes a first oscillation part configured to output a first oscillation output by charging and discharging a first capacitor, and a second oscillation part configured to output a second oscillation output by charging and di... | 01/08/2008 |
| 7302055 | Discharging envelope detector A receiver to detect pulses on a home phone wiring network using envelope detection. The receiver comprises an integrating capacitor charged by a first current source responsive to a differential signal propagated on the wiring network, and discharged by a FET in co... | 11/27/2007 |
| 7269212 | Low-latency equalization in multi-level, multi-line communication systems Low-latency equalization mechanisms for multi-PAM communication systems are disclosed that reduce delay and complexity in signal correction mechanisms. The equalization mechanisms tap into input signals for a multi-PAM signal driver, and compensate for attenuation a... | 09/11/2007 |
| 7260057 | Data transmission system The invention provides a technique that enables a correct discrimination of reception data, when the supply voltage of a semiconductor integrated circuit having a simultaneous bi-directional interface is decreased. The data transmission system is provided with input... | 08/21/2007 |
| 7236643 | System and method for filtering and binarization of images in the presence of specular noise In order to render information contained in images more detectable in the presence of noise, the present invention discloses a system and method to binarize the images in the presence of noise. The method of this invention comprises the steps of applying a dynamic r... | 06/26/2007 |
| 7224155 | Method and apparatus for current limitation in voltage regulators A circuit for limiting a power current from a power-controlling pass device, the power-controlling pass device being coupled to a supply voltage, comprises the following. A sense device is coupled to the supply voltage with the sense device being configured to draw ... | 05/29/2007 |
| 7218686 | Decision threshold voltage control circuit and decision threshold voltage controlling method of clock and data recovery circuit, optical receiver, and decision threshold voltage control program According to a decision threshold voltage controlling method of feeding an optimum decision threshold voltage to a clock and data recovery circuit which converts an optical input signal into an electric signal, extracts a clock component from an input data signal am... | 05/15/2007 |
| 7212043 | Line regulator with high bandwidth (BW) and high power supply rejection ration (PSRR) and wide range of output current Aspects of a method and system for a linear regulator with high bandwidth, PSRR, and a wide range of output current are provided. A method for isolating voltages in a circuit may comprise applying a reference voltage to an isolation resistor based on a supply voltag... | 05/01/2007 |
| 7212046 | Power-up signal generating apparatus In a power-up signal generating device, a power-up signal is activated at a certain level of the power supply voltage VDD by adjusting the turn-on resistance value of the MOS transistor so that the chip reliability can be improved. The power-up signal generating dev... | 05/01/2007 |
| 7212042 | Below-ground sensor interface amplifier A below-ground sensor interface amplifier is powered by no negative supply voltage, but the amplifier nevertheless senses an input voltage signal below ground potential. The amplifier outputs an output voltage signal that varies proportionately to the input voltage.... | 05/01/2007 |
| 7205797 | Common mode detection and dynamic correction input circuit A single ended input circuit can receive an input signal and generate a correction voltage corresponding to a common mode voltage of the input signal. A comparison of the input signal can be adjusted in response to the correction voltage. In one arrangement, an inpu... | 04/17/2007 |
| 7197381 | Navigational system and method utilizing sources of pulsed celestial radiation A system and method for navigation utilizing sources of pulsed celestial radiation are provided. A spacecraft, satellite, or other vehicle (12) has a pulse sensor (22) mounted thereto for detecting signal pulses (14) generated by a plurality of ... | 03/27/2007 |
| 7187721 | Transition-time control in a high-speed data transmitter Transition time of a data signal is controlled by applying different delays to the data signal and combining the delayed data signals. The transition time of the data output is determined by difference in delays applied to the data input and may be proportional to b... | 03/06/2007 |
| 7187223 | Comparator with hysteresis In one embodiment, a comparator is provided with a first differential input stage that receives an input voltage and a reference voltage and produces a first differential output, and a second differential input stage that has differential inputs and produces a secon... | 03/06/2007 |
| 7185315 | Graphical feedback of disparities in target designs in graphical development environment An apparatus, program product and method visually represent the disparities between a target design such as a DSP program design and a reference system in connection with the display of a graphical representation of the design, specifically in association with one o... | 02/27/2007 |
| 7183811 | Comparing circuit, comparator, level determining circuit and threshold voltage setting method In a comparing circuit, an input signal switching circuit has a first input terminal, a second input terminal, a first output terminal and a second output terminal. The input signal switching circuit is configured to receive a first input signal inputted to the firs... | 02/27/2007 |
| 7173798 | DCDC voltage converter overload detector, and corresponding component and device The invention concerns a detector of overloads for DCDC converters, the said converter supplying a load current with an output voltage (Vout) that may be different from a supply voltage (Vbat), by means of an inductance (L) and a first transistor (TP0), made ... | 02/06/2007 |
| 7173405 | Method and apparatus for current limitation in voltage regulators with improved circuitry for providing a control voltage A circuit for limiting a power current from a power-controlling pass device, the power-controlling pass device being coupled to a supply voltage, comprises the following. A sense device is coupled to the supply voltage with the sense device being configured to draw ... | 02/06/2007 |
| 7170329 | Current comparator with hysteresis A hysteresis current comparator includes a first current comparison unit, a second current comparison unit, and a control circuit connected to the two current comparison units. The first current comparison unit compares a first reference current with an input curren... | 01/30/2007 |
| 7167536 | Signal receiving circuit, semiconductor device and system This invention provides a signal transfer technique capable of realizing stable high rate data transfer and the reduction of a layout area. A system (semiconductor device) for realizing a high rate data transfer circuit method includes: a transmission circuit which ... | 01/23/2007 |
| 7167523 | Spacial derivative bus encoder and decoder A method and apparatus for providing efficient and accurate electronic data transmission of information on a data bus in the presence of noise. Data signals are received on a plurality of input lines by a spacial derivative encoder. The spacial derivative encoder en... | 01/23/2007 |
| 7157924 | Method and apparatus for on-die voltage fluctuation detection An on-die device is provided to measure/detect voltage fluctuations. This may include a control unit to generate differential reference signals (such as differential current signals), a first detector unit and a second detector unit. The differential reference signa... | 01/02/2007 |
| 7148699 | Technique for calibrating electronic devices A technique for calibrating a second electronic device using a first electronic device having a reference characteristic is disclosed. In one particular exemplary embodiment, the technique may be realized as a method for calibrating a second electronic device using ... | 12/12/2006 |
