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7632771 |
UV light exposure for functionalization and hydrophobization of pure-silica zeolites
A method is provided for making pure-silica-zeolite films useful as low-k material, specifically, more hydrophobic, homogeneous and with absence of cracks. The method utilizes a UV cure; preferably...
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7629836 |
Active EMC filter for machine tools
An active EMC filter for machine tools allows reducing the leakage current normally induced by large phase-to-ground capacitances. The filter may comprise an active shunt module or an impedance...
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7627839 |
Process corner indicator and estimation circuit
A process corner indicator circuit can be included with each die formed from a silicon wafer in order to quickly and easily give a determination of process corner. A clock generator circuit of the...
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7623582 |
Apparatus and method for estimating start of frame
Disclosed is an apparatus and method for estimating a start point of a frame in a wireless communication system. The method includes the steps of receiving a frame and estimating the start of the...
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7596166 |
Integrated circuit device including a spectrum spread clock generator, method for controlling the device, and ink-jet recording apparatus including the device
An integrated circuit device is provided including a plurality of circuit blocks which operate based on a clock signal. The quartz oscillation circuit outputs a first clock signal. A spectrum...
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7583734 |
Two-wire type data communication method and system, controller and data recording apparatus
When a controller transmits a clock pulse of a positive phase as a first transmit signal (a) and a clock pulse of an opposite phase as a second transmit signal (b), the controller modulates the...
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7576573 |
Wave shaping output driver to adjust slew rate and/or pre-emphasis of an output signal
Integrated circuit, system, method and machine readable media embodiments adjust a slew rate and/or a transmit pre-emphasis of an output signal at selected phases during a bit time. A timing...
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7542516 |
Synchronization method for symbol boundary detection in UWB-OFDM
A method is presented for packet detection and symbol boundary location using a two-step sign correlation procedure. When the correlation crosses a threshold, a packet detection signal is generated...
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7539243 |
Method and system for low-power integrating decision feedback equalizer with fast switched-capacitor feed forward path
A method and system for decision feedback equalization for digital transmission systems is provided. Low-power integrating decision feedback equalization with fast switched-capacitor paths are...
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7535970 |
Wireless communication apparatus and method for multiple transmit and receive antenna system using multiple codes
Disclosed is a wireless communication apparatus and method for a multiple transmit and receive antenna system using multiple codes. In suggested detection algorithm, a successive interference...
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7519130 |
Front end interface for data receiver
A data receiver is provided which includes a front end interface circuit having an alternating current (AC) transmission receiving mode and a direct current (DC) transmission receiving mode. The...
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7492193 |
Driver circuit
A driver circuit that prevents amplitude reduction at a high temperature comprises a differential pre-buffer circuit 22 for performing signal clamping by diodes 16 and 17 each having a...
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7477080 |
Current loop powered isolator and method
A system and method for isolating the input and output of a self-powered current loop includes coupling a voltage to frequency converter to the input terminals and connecting the output of the...
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7462956 |
High efficiency NLTL comb generator using time domain waveform synthesis technique
A device and method are disclosed for synthesizing a waveform having pulse segments. An exemplary generator can include units having a time delay element and pulse generator generating the pulse...
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7460792 |
Receiving circuit and electronic apparatus for optical communication
In an optical communication-use receiving circuit of the present invention, the pulse width of the received pulse which is a binary signal corresponding to the signal optical pulse is specified by...
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7423460 |
Sine wave shaper with very low total harmonic distortion
Apparatus ( 20 ) for generating a sine shaped output signal at an output (Sn, Sp). The apparatus ( 20 ) comprises a first transistors (M 1 ) and a second transistor (M 2 ) being arranged as...
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7424046 |
Spread spectrum clock signal generation system and method
A system and method for generating a clock signal having spread spectrum modulation. The method involves generating a clock signal by generating edge positions for edges of the clock signal from a...
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7408392 |
PWM-to-voltage converter circuit and method
A converter circuit and method for converting a pulse-width modulated input signal into a voltage output signal eliminates an offset due to component mismatch. The converter circuit includes at...
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7405255 |
Solutions and dispersions of organic semiconductors
The present invention relates to solutions and/or dispersions of organic semiconductors in a solvent mixture of at least two different organic solvents, characterized in that
A. Each of the...
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7368923 |
Time interval trimmed differential capacitance sensor
An apparatus and method for operation of a differential capacitance transducer, including generating substantially opposing polarity excitation drive signals by operation of a pair of drive signal...
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7365577 |
Noise waveform generator with spectrum control
A waveform generator for generating a desired waveform is provided, including a noise kernel configured to store a plurality of samples from a predetermined waveform, the plurality of samples being...
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7320081 |
Clock-signal generation device, communication device, and semiconductor device
A clock-signal generation device which changes an average frequency of a clock signal independently of a reference clock signal. A reference-clock-signal generation circuit generates a reference...
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7279941 |
Voltage-frequency conversion apparatus and method of changing reference voltage thereof
A voltage-frequency conversion apparatus which comprises a variable current source for charging a capacitor; a current amount adjustment circuit which has a first resistor for applying a first...
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7262640 |
Voltage-frequency conversion apparatus
A voltage-frequency conversion apparatus which has a variable current source for charging a capacitor; a current amount adjustment unit that adjusts a current amount of the variable current source...
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7250806 |
Apparatus and method for generating an output signal that tracks the temperature coefficient of a light source
An apparatus and method for generating an output signal that tracks the temperature coefficient of a light source are provided. A light source temperature coefficient tracking mechanism (e.g., a...
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7231266 |
Digital control device and program
A digital control device for tracking a sine wave according to the present invention has a compensator, a control object and a feedback gain. An input into the compensator is a signal obtained by...
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7215161 |
Wave shaping output driver to adjust slew rate and/or pre-emphasis of an output signal
Integrated circuit, system, method and machine readable media embodiments adjust a slew rate and/or a transmit pre-emphasis of an output signal at selected phases during a bit time. A timing...
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7215162 |
Start signal outputting circuit
A start signal outputting circuit according to the invention has a differential RF/DC convertor part 100 for converting a high frequency power (RF) into a d.c. potential (DC). The RF/DC convertor...
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7215040 |
Half-bridge converter with zero-voltage switching and snubber
A method and apparatus for digital power processing operating with zero-voltage switching, which enables zero-voltage switching under the condition that the frequencies are not constant, or the...
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7202709 |
Waveform output device and drive device
A waveform output device includes a data reception unit which receives at least a part of a waveform pattern generation program transmitted from an external device connected to the data reception...
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7199622 |
Interleaving control type inverter
An interleaving control type inverter includes a waveform generator to generate a predetermined waveform; a plurality of first signal generators to receive the predetermined waveform and a phase...
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7187917 |
Current interpolation in multi-phase local oscillator for use with harmonic rejection mixer
A circuit provides a reduced harmonic content output signal OUTA and/or OUTB that is modulated according to an input signal 231 . The circuit has an oscillator circuit 210 and a harmonic...
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7176735 |
Wave-shaping circuit
In a wave-shaping circuit, a charging switching element in series with an inductor is switched, a capacitor is charged with a back electromotive force generated by the inductor, a discharging...
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7167025 |
Non-sequentially configurable IC
Some embodiments of the invention provide a configurable integrated circuit (IC). The IC includes at least fifty configurable circuits arranged in an array having a plurality of rows and a...
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7157943 |
Frequency selection of switch mode power converters via softstart voltage level
A switch mode power converter that limits the in-rush current at start-up and reduces the occurrence of output voltage overshoot over a range of switching frequencies. The converter includes at...
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7134035 |
Method for generating a synchronization signal based on the clock ratio between two clock domains for data transfer between the domains
A method for communicating across first and second frequency domains of an integrated microchip is provided. The method initiates with determining a clock ratio between the first frequency domain...
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7106108 |
Semiconductor integrated circuit and evaluation method of wiring in the same
An input circuit writes an expected value to one end of an evaluation wiring. A latch circuit latches a logic level of the other end of the evaluation wiring. A first switch circuit connects an...
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7093153 |
Method and apparatus for lowering bus clock frequency in a complex integrated data processing system
A data processing system ( 100 ) comprises a system bus ( 120 ), a plurality of devices ( 110, 150, 160, 170 ) coupled to the system bus ( 120 ), a bus monitor circuit ( 140 ), and a clock...
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7088311 |
Current generating circuit, semiconductor integrated circuit, electro-optical device, and electronic apparatus
The invention provides a current generating circuit with a single configuration, enhanced durability, and low power consumption. A circuit block C 1 appropriately selects elemental currents i 11 ...
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7085702 |
Method and system for modeling and automatically generating an embedded system from a system-level environment
Method and system for modeling and automatically generating an embedded system from a system-level environment. A plurality of user-selectable system-level design objects are provided in the...
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7072409 |
Space multiplex radio communication method and radio communication apparatus
A radio communication system is comprised of: a transmitting system in which N transmission signals, frequency-converted to the same transmission frequency, are generated by N transmitters, N being...
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7062231 |
Direct modulation transmitter utilizing signals squaring
A apparatus to provide a direct modulation transmitter having high dynamic range and low distortion using signal processing at a first frequency level for a signal to be transmitted and increasing...
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7039821 |
Hardware for configuring and delivering power
Hardware assemblies, either embedded ( 100 ) or external ( 400 ), which use software ( 101 or 800 ) for processes ( 330 to 356 ) such as acquiring power-related values ( 342 ), principally by...
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6980602 |
Normalization of equalizer soft output for channels with varying noise power
An apparatus for and method of generating normalized soft decision information output from an inner decoder (i.e. equalizer) in a communications receiver. The invention is operative to normalize...
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6980779 |
RF transmitter using digital-to-RF conversion
An RF transmitter having two digital to RF-conversion devices that combine the D/A conversion function and the upconversion function by a RF-carrier or IF-signal. The device comprises a plurality...
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6933759 |
Systems and methods of performing duty cycle control
The present invention facilitates serial communication by performing duty cycle correction. A duty cycle correction component 302 performs duty cycle corrections on a pair of differential...
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6928572 |
Multistage clock delay circuit and method
A clock delay circuit has a plurality of outputs to provide a sequence of clock signals that togther constitute a multistage clock. The circuit further has a delay adjustment input to adjust the...
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6925170 |
Wire-bound telecommunication device and a circuit for use in such a device
In known telephone subscriber end stations a caller_ID IC detects a tone alerting signal TAS alerting that successive caller_ID information can be received for displaying on a display of the phone....
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6922088 |
Self-determining electronic control circuit
A self-determining control circuit is configured to assume one of several states depending upon the interconnections of its input and output terminals. The self-determining circuit is enabled to...
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6917223 |
Gaussian noise generator
A signal generator ( 10 ). The signal generator comprises circuitry ( 20 ) for producing at least a first input noise signal (N 1 ), wherein the first input noise signal has a statistically...
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