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Patent # Description
US-8,169,950 Selection of orthogonal covering sequences and phase ramped sequences
A transmission of information from a secondary to a primary node occurs in a plurality of N logical time durations. The transmission from the secondary to...
US-8,168,970 Die having embedded circuitry with test and test enable circuitry
Timely testing of die on wafer reduces the cost to manufacture ICs. This disclosure describes a die test structure and process to reduce test time by adding...
US-8,166,358 Test access port with address and command capability
The disclosure provides a novel method and apparatus for inputting addresses to devices to select the device TAP for access. Further, the disclosure provides a...
US-8,166,286 Data pipeline with large tuning range of clock signals
The invention relates to a data pipeline comprising a first stage with a data input for receiving a digital data input signal, a clock input and a data output,...
US-8,165,260 Loop bandwidth enhancement technique for a digital PLL and a HF divider that enables this technique
A method of operating a phase locked loop (FIG. 5) for a wireless receiver is disclosed. The method includes receiving a reference signal (503) having a first...
US-8,165,202 Video compression rate
The video encoding rate control with the quantization parameter for basic units of macroblocks of a picture adapting to deviation from the average quantization...
US-8,165,199 Method and apparatus for on-chip voltage controlled oscillator function
This invention uses a flying adder frequency synthesis circuit to provide the required frequency adjustments to accommodate the varying encoding density of a...
US-8,164,945 8T SRAM cell with two single sided ports
A dual port SRAM cell includes an auxiliary driver transistor on each data node. The SRAM cell is capable of single sided write to each data node. The auxiliary...
US-8,164,515 Methods and apparatus to locate a wireless device
Methods and apparatus to locate a wireless device are described. A disclosed example method includes transmitting a request location message from a first...
US-8,164,386 Methods and apparatus to control rail-to-rail class AB amplifiers
In one example, an amplifier for providing stable output quiescent current comprising includes a number of supply rails, an output device configured for...
US-8,164,364 Circuitry and method for preventing base-emitter junction reverse bias in comparator differential input...
A differential input circuit (1-1) includes first (Q0) and second (Q1) input transistors having control electrodes coupled to first (V.sub.in.sup.+) and second...
US-8,161,337 Serially connected circuit blocks with TAPs and wrapper enable lead
In a first embodiment a TAP of IEEE standard 1149.1 is allowed to commandeer control from a WSP of IEEE standard P1500 such that the P1500 architecture,...
US-8,160,872 Method and apparatus for layered code-excited linear prediction speech utilizing linear prediction excitation...
A layered code-excited linear prediction (CELP) encoder, an Adaptive Multirate Wideband (AMR-WB) encoder and methods of CELP encoding and decoding. In one...
US-8,160,179 Cross-over compensation by selective inversion
A receiver with selective sign inversion which can compensate for cross-over conversion is described. Some inputs may be a differential data inputs; a sign...
US-8,160,150 Method and system for rate distortion optimization
Method, video encoders, and digital systems are provide in which motion vector determination includes selecting a plurality of candidate motion vectors for a...
US-8,160,144 Video motion estimation
Motion estimation in video encoding switches among motion estimation methods for successive predicted pictures depending upon statistics of prior pictures....
US-8,160,136 Probabilistic bit-rate and rate-distortion cost estimation for video coding
A method of video encoding is provided that includes computing spatial variance for video data in a block of a video sequence, estimating a first bit-rate based...
US-8,160,117 Line rate spread spectrum clock generator for use in line imaging systems
A method of generating a spread spectrum clock signal for a line imaging device including receiving a line length value of the line imaging device, receiving a...
US-8,159,863 6T SRAM cell with single sided write
An SRAM cell containing an auxiliary driver transistor is configured for a single sided write operation. The auxiliary driver transistor may be added to a...
US-8,159,382 Low power converter and shutdown SAR ADC architecture
With Successive Approximation Register (SAR) analog-to-digital converters (ADCs), there are several different architectures. One of these architectures is a...
US-8,159,377 System, method, and circuitry for blind timing mismatch estimation of interleaved analog-to-digital converters
A timing skew estimation system is disclosed that includes a plurality of interleaved analog-to-digital converter circuits (ADCs), a timing mismatch estimation...
US-8,159,244 Method and system for testing a semiconductor package
A method and system for testing a semiconductor package. At least some of the illustrative embodiments are methods comprising testing a semiconductor package...
US-8,159,207 Low drop voltage regulator with instant load regulation and method
An LDO regulator (10) produces an output voltage (Vout) by applying the output voltage to a feedback input (6) of a differential input stage (10A) and applying...
US-8,159,199 On-chip voltage supply scheme with automatic transition into low-power mode of MSP430
An integrated electronic device includes circuitry for providing a system supply voltage from a primary power supply. The circuitry has a high power (HP) stage...
US-8,158,460 Method of forming metallic leadframes having laser-treated surfaces for improved adhesion to polymeric compounds
A leadframe for the assembly of a semiconductor chip has regions (112) with an original smooth surface of glossy appearance and regions (113, 114, 210) of a...
US-8,157,388 System and method for a projection display system using an optical lightguide
A system and method for using an optical lightguide in a projection display system. A plurality of light sources provides a plurality of colored light to a...
US-8,156,394 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-8,156,334 Public key out-of-band transfer for mutual authentication
Methods for key exchange and mutual authentication are provided that allow for inherent authentication and secret key derivation of parties communicating...
US-8,156,283 Processing function connected to processor memory hierarchy
Apparatus and method for employing a Hardware Processing Function in a processor system using a hierarchical memory. Embodiments of the disclosed invention may...
US-8,155,972 Seamless audio speed change based on time scale modification
This invention involves time-scale modification of audio signals. The invention describes overlap and add time scale modification with variable input and output...
US-8,155,600 Digital communication using an inexpensive reference crystal
Systems and methods for digital communication using an inexpensive reference crystal are described herein. Some illustrative embodiments include a method that...
US-8,155,256 Method and apparatus for asynchronous clock retiming
A time to digital converter is used to determine which edge of the higher frequency clock (oversampling clock) is farther away from the edge of the lower...
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...
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