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Patent # Description
US-8,155,217 Systems and methods for low-complexity MIMO detection with analytical leaf-node prediction
Systems and methods for providing multiple-input multiple-output (MIMO) detection, comprising a leaf node predictor for receiving a processed communications...
US-8,155,164 Spread frequency spectrum waveform generating circuit
The objective of this invention is to provide a circuit that generates a spread frequency spectrum waveform with shaped frequency spectrum distribution. The...
US-8,155,023 MIMO with reserved subframes in primary and secondary base stations
Embodiments of the invention provide a method to efficiently enable Network MIMO for use in the downlink direction. An association is established between a...
US-8,154,938 Memory array power domain partitioning
An integrated circuit containing a nonvolatile memory circuit which contains memory segments and sense amplifier banks individually powered by a power decoder...
US-8,154,782 Method and system for generating a drive signal for a MEMS scanner
A method for generating a drive signal for a micro-electro-mechanical system (MEMS) scanner is provided. The method includes generating the drive signal for the...
US-8,154,443 Method and system for GNSS coexistence
A system and method for operating a wireless transmitter and a global navigation satellite ("GNSS") receiver coexistent in a mobile wireless device. A mobile...
US-8,154,350 PLL with continuous and bang-bang feedback controls
An apparatus is provided. The apparatus comprising a voltage controlled oscillator (VCO), an amplifier, a switch, a calibration capacitor, and a control loop....
US-8,154,337 Apparatus and method for automated offset reduction in matched differential input devices
An amplifier includes an input stage, a comparator coupled to an output of the differential input stage, and a trimming controller coupled to an output of the...
US-8,154,253 Cell voltage abnormality detector and cell voltage monitoring device for a multi-cell series battery
A circuit for detecting battery cell abnormalities in a multi-cell series battery for effectively and quickly detecting abnormalities with a simple, small...
US-8,154,222 Pulse-width modulation current control with reduced transient time
One embodiment of the present invention includes a current regulator circuit. The circuit includes at least one switch configured to periodically couple and...
US-8,154,134 Packaged electronic devices with face-up die having TSV connection to leads and die pad
A packaged electronic device includes a leadframe including a die pad, a first, second, and third lead pin surrounding the die pad. An IC die is assembled in a...
US-8,154,117 High power integrated circuit device having bump pads
An integrated circuit (IC) includes a substrate having a semiconducting surface, a first array of devices on and in the semiconducting surface including first...
US-8,154,109 Leadframe having delamination resistant die pad
A lead frame (410) including a die pad (100) for mounting at least one integrated circuit (405) thereon and a plurality of lead fingers (413). The die pad (100)...
US-8,154,101 High voltage diode with reduced substrate injection
A high voltage diode in which the n-type cathode is surrounded by an uncontacted heavily doped n-type ring to reflect injected holes back into the cathode...
US-8,153,353 Ultra dark polymer
A method and a material for creating an antireflective coating on an integrated circuit. A preferred embodiment comprises applying a dark polymer material on a...
US-8,151,995 Methods and apparatus to prevent mold compound feeder jams in systems to package integrated circuits
Methods and apparatus to preventing mold feeder jams in a system to package integrated circuits. An example method includes detecting if a mold compound tablet...
US-8,151,031 Local memories with permutation functionality for digital signal processors
A digital signal processor (DSP) co-processor according to a clustered architecture with local memories. Each cluster in the architecture includes multiple...
US-8,150,336 Apparatus and method for adaptive polar transmitter linearization and wireless transmitter employing the same
A polar transmitter and a method of linearizing a polar transmitter. In one embodiment, the transmitter includes: (1) a transmit chain having a predistorter...
US-8,150,335 Apparatus and method for adaptive cartesian transmitter linearization and wireless transmitter employing the same
A Cartesian transmitter and a method of linearizing a Cartesian transmitter. In one embodiment, the transmitter includes: (1) a transmit chain configured to...
US-8,150,199 Methods and apparatus for image enhancement
A method and apparatus of enhancing an image, the method comprising applying at least one multi-scale filter bank to at least a portion of an image to detect at...
US-8,149,938 Transmission of ACK/NACK bits and their embedding in the CQI reference signal
A transmission of information within a wireless cellular network may include a first and second type of information. A subframe is produced that includes a...
US-8,149,296 Solid-state image pickup device
This invention is a solid-state image pickup device that solves the problem of limited dynamic range in the high luminance region in an image sensor having...
US-8,149,252 Duty cycle calculation and implementation for solid state illuminators
A display uses x illuminator systems to produce x primary colors and y overlap colors, which are combinations of primary colors, to illuminate a spatial light...
US-8,149,040 Apparatus for generating a plurality of different voltage level clock signals
A system is provided for generating a plurality of different voltage level clock signals. The system comprises an electrical energy storage pack having a...
US-8,148,963 Self-oscillating converter
A converter has a main feedback path and two auxiliary feedback paths from an output node to an auxiliary differential input pair of a comparator. The auxiliary...
US-8,148,914 Dynamic power saving pulse width modulated LED driver circuit
In accordance with an aspect of the present invention, an LED driving circuit includes a digital-to-analog converter and a driving portion. The circuit is...
US-8,148,228 Surface patterned topography feature suitable for planarization
A method for manufacturing a semiconductor device that comprises implanting a first dopant type in a well region of a substrate to form implanted sub-regions...
US-8,146,031 Method for generating and evaluating a table model for circuit simulation
A method for generating and evaluating a table model for circuit simulation in N dimensions employing mathematical expressions for modeling a device. The table...
US-8,145,962 TAP interface select circuit with TMS/RCK or RCK lead
This disclosure describes a reduced pin bus that can be used on integrated circuits or embedded cores within integrated circuits. The bus may be used for serial...
US-8,144,807 Crosstalk cancellation in digital subscriber line communications
A digital subscriber line (DSL) modem that has a canceller digital filter for cancelling crosstalk and RF interference in a received DSL signal is disclosed....
US-8,144,747 Primary and secondary synchronization codes from first, second, third sequences
A wireless communication system. The system comprises transmitter circuitry (BST1), the transmitter circuitry comprising encoder circuitry (50) for transmitting...
US-8,144,533 Compensatory memory system
A compensatory memory system is described. This memory system substantially improves performance by adapting an associated delay in a way that optimizes circuit...
US-8,144,321 Encoding optical spectra using a DMD array
According to one embodiment of the present invention, a system for encoding an optical spectrum includes a dispersive element, a digital micromirror device...
US-8,144,043 Shaping inter-symbol-interference in sigma delta converter
A signal converting system is described that has a multi-segment digital to analog converter coupled to one or more error shaping loops. Each error shaping loop...
US-8,143,955 Oscillator circuit for radio frequency transceivers
Oscillator circuit for radio frequency transceivers. An oscillator circuit includes a first oscillator that generates a signal having a first frequency and a...
US-8,143,944 Method and apparatus for sensing a current for varying impedance loads
Recently, there has been an increased desire to measure load currents of class-D amplifiers to improve performance. The traditional solution has been to include...
US-8,143,812 Clamp to enable low voltage switching for high voltage terminal applications
An output stage for an LED driver is provided. In particular, a low voltage clamp, which uses several cascode circuits, is provided to protect low voltage...
US-8,143,704 Electronic assemblies including mechanically secured protruding bonding conductor joints
An electronic assembly includes an IC die including a semiconductor top surface having active circuitry thereon and a bottom surface, and at least one...
US-8,141,786 Thin smart card module having strap on carrier
A Smart Card module with flip-assembled chip (101) on a metallic strap (112) adhering to an insulating substrate (111). Chip (101) is in the gap (122) of a...
US-8,140,944 Interleaver design with unequal error protection for control information
For transmission of a block of control information within a wireless network, the control information is interleaved to form an ordered set of control bits,...
US-8,140,926 Die selectively connecting TAP leads to second die
An IC includes an IEEE 1149.1 standard test access port (TAP) interface and an additional Off-Chip TAP interface. The Off-Chip TAP interface connects to the TAP...
US-8,140,924 Selectively accessing test access ports in a multiple test access port environment
A TAP linking module (21, 51) permits plural TAPs (TAPs 1-4) to be controlled and accessed from a test bus (13) via a single TAP interface (20).
US-8,140,881 Circuitry and method for detection of network node aging in communication networks
The network node includes a local crystal oscillator for providing a time reference derived from the clock signal produced by the local crystal oscillator, a...
US-8,140,095 Resolving encoding dependencies for data bursts
A system comprises a receiver and a transmitter in wireless communication with the receiver. The receiver receives from the transmitter multiple bursts of data...
US-8,140,031 Transmitter built-in production line testing utilizing digital gain calibration
A novel and useful self-calibration based production line testing mechanism utilizing built-in closed loop measurements in the radio to calibrate the output...
US-8,140,027 Automatic frequency tuning system and method for an FM-band transmit power amplifier
An automatic frequency tuning system and method for a transmit power amplifier. The transmit power amplifier has an antenna feed line including a series...
US-8,139,871 Circuit and method for adaptive, lossless compression of successive digital data
An image compression and decompression method compresses data based upon the data states, and decompresses the compressed data based upon the codes generated...
US-8,139,851 System and method for local value adjustment
In accordance with the teachings of the present invention, a system and method for local value adjustment are provided. In one embodiment, the method includes...
US-8,139,678 High data rate closed loop MIMO scheme combining transmit diversity and data multiplexing
Closed loop multiple-antenna wireless communications system with antenna weights determined by maximizing a composite channel signal-to-interference-plus-noise...
US-8,139,431 Structure and methods for measuring margins in an SRAM bit
Methods for measuring the read margin, write margin, and stability margin of SRAM bits with operational circuitry that includes effects of the SRAM array...
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