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Patent # Description
US-7,191,199 Method and device for computing an absolute difference
Computing an absolute difference includes receiving a first value and a second value. Propagate terms are determined according to the first value and the second...
US-7,191,162 FIFO interface for flag-initiated DMA frame synchro-burst operation
The invention describes a modification of FIFO hardware to allow improved use of FIFOs for burst reading from or writing to a processor direct memory access unit...
US-7,191,025 Variable digital high and low pass filters
A system (10) for providing an integer number N of filters. The system comprises an input (D.sub.i) for receiving a digital audio signal and an output (D.sub.o)...
US-7,190,717 System and method for tone ordering in discrete multi-tone (DMT) modems
A system and method for reordering tones of a DMT signal within a communication system is described. Cross tone correlated noise in a received signal is...
US-7,190,665 Blind crosstalk cancellation for multicarrier modulation
Crosstalk can be cancelled in a composite communication signal (y.sub.m) which includes a primary signal component associated with communication data and which...
US-7,190,598 Three-phase low noise charge pump and method
A low noise charge pump circuit includes a first terminal of a first flying capacitor selectively coupled to a first voltage during a first recharging phase and...
US-7,190,541 Hi-speed preamplifier write driver for hard drive with improved symmetry
A write driver (38) produces balanced voltages across head (32) by using the input write data (WDX and WDY) drive transistors of a slower transistor type...
US-7,190,400 Charge multiplier with logarithmic dynamic range compression implemented in charge domain
A CCD device incorporates Charge Multiplication in its CCD registers together with charge domain Dynamic Range compression. This structure preserves the high...
US-7,190,214 Amplifier apparatus for use with a sensor
An apparatus for use with a sensor includes first and second signal treating circuit segments coupled with the sensor for presenting a substantially balanced...
US-7,189,938 Process and system to package residual quantities of wafer level packages
Various preferred processes and equipment are described herein that more efficiently handle residual semiconductor parts during packaging. The processes include...
US-7,189,627 Method to improve SRAM performance and stability
A technique is disclosed for increasing the width of a transistor (300) while the transistor itself may be scaled down. The transistor width (382) is increased...
US-7,189,615 Single mask MIM capacitor and resistor with in trench copper drift barrier
The formation of a MIM (metal insulator metal) capacitor (164) and concurrent formation of a resistor (166) is disclosed. A copper diffusion barrier (124) is...
US-7,189,601 System and method for forming mold caps over integrated circuit devices
A compression molding method for forming a mold cap over an integrated circuit structure is provided. A film is positioned adjacent a first die structure such...
US-7,189,332 Apparatus and method for detecting an endpoint in a vapor phase etch
Processes for the removal of a layer or region from a workpiece material by contact with a process gas in the manufacture of a microstructure are enhanced by the...
US-7,187,917 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...
US-7,187,909 Current mode transmitter
A current-domain transmitter is configured to receive an input signal and provide a transmitted signal. The transmitter has a plurality of elements, operatively...
US-7,187,734 Method of slip compensation for integer frequency offset correction in a wireless communication system
A method of correctly estimating the frequency offset when the CPE modem has already acquired and is tracking the OFDM burst boundaries in an OFDM-based,...
US-7,187,712 Efficient framing of overhead channel for ADSL modems
An efficient framing scheme is described for the transmission of frame overhead data in next generation ADSL modems. As a result of this new framing scheme, the...
US-7,187,484 Digital micromirror device with simplified drive electronics for use as temporal light modulator
A digital micromirror device (DMD) modified for use as a temporal light modulator. The DMD is modified so that the mirrors of the DMD have a preferential tilt...
US-7,187,483 Magnet on frame oscillating device
An oscillating torsional hinged device, such as a mirror, having the advantages of an oscillating device with permanent magnets mounted on the hinges, but...
US-7,187,207 Leakage balancing transistor for jitter reduction in CML to CMOS converters
The CML (current mode logic) to CMOS converter with a leakage balancing transistor for jitter reduction includes: a differential input stage; an output stage...
US-7,187,180 Method of sensing motor winding current in integrated stepper motor buffer
A method and motor controller for sensing motor winding current. An FET drive transistor has its ON resistance periodically increased to about five times the...
US-7,187,080 Semiconductor device with a conductive layer including a copper layer with a dopant
A method of manufacturing a semiconductor device includes the steps of providing a semiconductor substrate (202), forming a dielectric layer (204) over the...
US-7,187,034 Distributed power MOSFET
Segmented power transistors and fabrication methods are disclosed in which transistor segments are spaced from one another to facilitate thermal diffusion, and...
US-7,187,033 Drain-extended MOS transistors with diode clamp and methods for making the same
High side extended-drain MOS driver transistors (T2) are presented in which an extended drain (108, 156) is separated from a first buried layer (120) by a second...
US-7,186,651 Chemical mechanical polishing method and apparatus
A method for removing material from the surface of a semiconductor wafer with a chemical mechanical polishing process is described. The method uses a polishing...
US-7,185,250 Tap with separate scan cell in series with instruction register
An integrated circuit can have plural core circuits, each having a test access port that is defined in IEEE standard 1149.1. Access to and control of these ports...
US-7,185,037 Video block transform
Integer transforms of 4.times.4 blocks of the type used in proposed H.26L but adapted to 16-bit arithmetic by shifts after matrix multiplications and integer...
US-7,184,721 Transmit power control in a wireless communication device
A method and apparatus permit a wireless communication device to be calibrated during manufacturing and subsequently re-calibrated while in use to correct for...
US-7,184,499 Method of timing compensation for OFDM-based wireless communication system coded parameter signaling (CPS)...
A method of determining CPS data in an OFDM-based, wireless communication system resolves the phase angle difference between training tones in a burst without...
US-7,184,485 Time-domain windowing of multi-band OFDM system to enable spectral sculpting
A method of wirelessly communicating is disclosed. The method comprises generating a plurality of tones for a wideband orthogonal frequency division multiplex...
US-7,184,472 Time domain equalizer and method
Time domain equalizer determination for discrete multitone systems by tone error minimization from a starting point of a single-tone equalizer.
US-7,184,467 Method to mitigate effects of ISDN off/on transitions in ADSL
The present invention provides for a method and apparatus for allocating data to subchannels used for ADSL transmission over a communication link which supports...
US-7,184,458 Reduced subset scan and dual frequency wakeup for bluetooth inquiry operation
An inquiry message is transmitted successively on each of a first plurality of transmit frequencies (44 48) and thereafter successively on each of a second...
US-7,184,457 Spread spectrum path estimation
Spread spectrum rake receiver estimates number of paths within a chip interval and assigns corresponding fingers. Cross-correlation matrix eigenvalues or direct...
US-7,184,412 Method of increasing data rate in a wireless data communication network via clock switching
A method of increasing the data rate in a wireless Ethernet employs clock switching between the preamble and the encoded data portion of a packet structure. A...
US-7,184,393 Method and apparatus for multiuser access in a multicarrier modulation network
A multiple access system for a network using multicarrier modulation. To contend for service a subscriber station selects an upcoming frame in whose contention...
US-7,184,232 Apparatus and method for driving a write head
An apparatus for driving a write head in response to a data signal includes: (a) a first drive unit coupled with the write head; (b) a second drive unit coupled...
US-7,184,213 Rod integrators for light recycling
An integrating rod (200) for use with a multiple segment dynamic filter, such as a spiral dichroic color wheel having three or more narrow filters adjacent to...
US-7,184,201 Digital micro-mirror device having improved contrast and method for the same
According to one embodiment of the present invention, a digital micro-mirror device having improved contrast and a method for the same are provided. The digital...
US-7,184,080 Automatic white balancing via illuminant scoring
Automatic white balancing and/or autoexposure as useful in a digital camera extracts color channel gains from comparisons of image colors with reference colors...
US-7,183,860 Gain calibration of a digital controlled oscillator
A novel apparatus for and a method of estimating, calibrating and tracking in real-time the gain of a radio frequency (RF) digitally controlled oscillator (DCO)...
US-7,183,823 Method of generating a pulsed output signal from a periodic ramp signal and a reference voltage, and a switch...
In the proposed method of generating a pulsed output signal from a periodic ramp signal and a reference voltage, the linear range of duty cycles of the pulsed...
US-7,183,793 Systems and methods for reducing electromagnetic emissions from a controller area network transceiver
Systems are provided for reducing electromagnetic emissions from a controller area network transceiver. A driver circuit is operative to transmit communications...
US-7,183,789 Comparing on die response and expected response applied to outputs
A test controller applies test stimulus signals to the input pads of plural die on a wafer in parallel. The test controller also applies encoded test response...
US-7,183,657 Semiconductor device having resin anti-bleed feature
A device and a method for controlling resin bleed, the device comprising a substrate having a surface, wherein an interior region, a peripheral region, and an...
US-7,183,602 Ferroelectric capacitor hydrogen barriers and methods for fabricating the same
Hydrogen barriers and fabrication methods are provided for protecting ferroelectric capacitors (C.sub.FE) from hydrogen diffusion in semiconductor devices (102),...
US-7,183,570 IC with comparator receiving expected and mask data from pads
Test circuits located on semiconductor die enable a tester to test a plurality of die/ICs in parallel by inputting both stimulus and response patterns to the...
US-7,183,221 Method of fabricating a semiconductor having dual gate electrodes using a composition-altered metal layer
Fabricating a semiconductor includes depositing a metal layer outwardly from a dielectric layer and forming a mask layer outwardly from a first portion of the...
US-7,183,187 Integration scheme for using silicided dual work function metal gates
The present invention provides a method for manufacturing a semiconductor device and a method for manufacturing an integrated circuit including the semiconductor...
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