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Determine coefficients of a decision feedback equalizer from a sparse
Determination of equalizer coefficients from a sparse channel estimate begins by determining location of significant taps based on the sparse channel estimate of...
Decision feedback equalizer for minimum and maximum phase channels
This invention describes an apparatus and method to improve the performance of a decision feedback equalizer (DFE) for time-varying multi-path channels. For...
Efficent column redundancy techniques
The present invention relates to a system and method adapted to increase memory cell and memory architecture design yield. The present invention includes memory...
System and method for providing picture-in-picture timebase management
Systems and methods that provide picture-in-picture timebase management are provided. In one example, a method may include the steps of sending a first video...
A/V decoder having a clocking scheme that is independent of input data
Devices and methods are disclosed for decoding data in a data stream. One embodiment relates to a method of decoding data using an A/V decoder. In this...
Method and apparatus for high performance key detection with key debounce
A system for detecting a key with key debounce including a circuit for detecting a key activation; a first counter coupled to the circuit and a clock for testing...
Multi-level/single ended input level shifter circuit
Methods are disclosed for translating or shifting a voltage level of a single ended input. More specifically, the present invention provides a method of...
Wireless data communications using FIFO for synchronization memory
A microprocessor system architecture is disclosed which allows for the selective execution of programmed ROM microcode or, alternatively, RAM microcode if there...
Programmably disabling one or more cache entries
A cache may be programmed to disable one or more entries from allocation for storing memory data (e.g. in response to a memory transaction which misses the...
Method and system for real-time change of slot duration
A supervisory communications device, such as a headend device within a cable communications network, monitors and controls communications with a plurality of...
Systems including packet interfaces, switches, and packet DMA circuits for
splitting and merging packet streams
An integrated circuit includes receive circuits for receiving packets, transmit circuits for transmitting packets, a packet DMA circuit for communicating packets...
Network switch having port blocking capability
A switch is configured to block packets from being transmitted through designated ports. The switch has port bitmap generator configured to obtain a port bitmap...
System and method for three dimensional comb filtering
A system and method for determining whether to process a signal using three-dimensional comb filtering. Various aspects of the present invention may comprise...
Graphics display system with video synchronization feature
A graphics integrated circuit chip is used in a set-top box for controlling a television display. The graphics chip processes analog video input, digital video...
Method and system for providing accelerated video processing in a
Providing accelerated video processing in a communication device may comprise receiving video data from a video source on a chip, determining a first format for...
Apparatus for a differential self-biasing CMOS amplifier
Aspects of the invention provide a self-biasing differential amplifier. The self-biasing differential amplifier may include a first input stage and a biasing...
Die-up ball grid array package with printed circuit board attachable heat
An electrically and thermally enhanced die-up tape substrate ball grid array (BGA) package and die-up plastic substrate BGA package are described. A substrate...
Integrated fuse with regions of different doping within the fuse neck
An integrated fuse has regions of different doping located within a fuse neck. The integrated fuse includes a polysilicon layer and a silicide layer. The...
System and method for terrestrial high-definition television reception
An adaptive receiver is disclosed for optimally receiving and processing signals. The receiver utilizes one or more memory blocks to store groups of incoming...
Handshaking communication system and method for multiple xDSL
A system and method for handshaking multiple xDSL technologies is provided. More particularly, the present invention provides a means for new xDSL technologies...
Direct conversion RF transceiver with automatic frequency control
A single chip radio transceiver includes circuitry that enables received wideband RF signals to be down-converted to baseband frequencies and baseband signals to...
System and method for fault tolerant TCP offload
Systems and methods that provide fault tolerant transmission control protocol (TCP) offloading are provided. In one example, a method that provides fault...
Method and apparatus for an image canceling digital-to-analog converter
A method and apparatus for an image canceling digital-to-analog converter is disclosed. Up-sampling and noise shaping is used to produce a stream of digital...
Apparatus and method for phase lock loop gain control using unit current
A gain compensator compensates for the gain variation of a varactor-tuned voltage tuned oscillator (VCO) in a phase lock loop (PLL). The VCO includes a parallel...
Voltage regulator for use in portable applications
A voltage regulator includes a first stage capable having a first current flowing through it. A second stage has a second current. A third stage is capable of...
Method for monitoring a set of semaphore registers using a limited-width
Certain embodiments of the invention may be found in a method and system for monitoring a set of semaphore registers using a limited-width test bus. Each...
Automatic quality of service based resource allocation
A system and method for providing quality-of-service based network resource allocation and utilization in a dynamic network environment. For example, a wireless...
Bluetooth access code assisted initial DC estimation and frame
A system for calculating DC offset and achieving frame detection is described. In one embodiment, the present invention includes an electronic device with an...
Non-systematic and non-linear PC-TCM (Parallel Concatenate Trellis Coded
Non-systematic and non-linear PC-TCM (Parallel Concatenate Trellis Coded Modulation). A non-systematic and non-linear PC-TCM code is presented that provides...
Bus twisting scheme for distributed coupling and low power
The present invention relates to a system and method for equalizing the capacitance between/among n lines of a bus running in parallel for a portion of their...
VCO with switchable varactor for low KVCO variation
A method and system for VCO with switchable varactor for low KVCO variation is provided. Aspects of a method for controlling a signal may comprise controlling an...
Finite state machine with a single process context for a RAID system
A finite state machine (FSM) for a redundant array of independent disk includes a single process context that maintains an entire finite state required for...
Method for identifying basic blocks with conditional delay slot
A first tag is assigned to a branch instruction. Dependent on the type of branch instruction, a second tag is assigned to an instruction in the branch delay slot...
SIMD addition circuit
A system for adding multiple sets of numbers via a fixed-width adder includes an adder for receiving each of the sets of binary numbers at corresponding sets of...
Communication device with a self-calibrating sleep timer
The present invention provides for a system for operating a communication device (20) for reception of scheduled intermittent information messages (22) with a...
Integrated low noise amplifier
An integrated circuit (IC) low noise amplifier includes an on-chip balun and an on-chip differential amplifier. The on-chip balun is operably coupled to convert...
System and method for canceling interference in a communication system
A filter settings generation operation includes sampling a communication channel to produce a sampled signal. The sampled signal is spectrally characterized...
Method and apparatus optimizing a radio link
Optimizing a radio link is done by acquiring at least OSI layer one and two performance measurements, determining an optimum setting collection for at least OSI...
Switch operation scheduling mechanism with concurrent connection and queue
A system for servicing data transactions within a processing device using common data paths. The system is broadly comprised of: a plurality of source agents...
Method and system for mixed analog-digital automatic gain control
Aspects of the invention provide a method and system for a mixed analog-digital automatic gain control. The received analog signal is amplified by the analog...
Hardware efficient implementation of finite impulse response filters with
limited range input signals
Disclosed herein is a method and system to reduce the area and power dissipation in digital filters or multipliers. Compared to radix-4 Booth coding the proposed...
Multi-pole current mirror filter
A current mirror with selectable filter poles provides a selected low pass filtering function to a DC bias signal generated by the current mirror. Coupled...
Supply tracking clock multiplier
A circuit for and method of operating a supply tracking clock multiplier is provided. An embodiment of the present invention may permit a less power consuming...
Iterative metric updating when decoding LDPC (low density parity check)
coded signals and LDPC coded modulation...
Iterative metric updating when decoding LDPC (Low Density Parity Check) coded signals and LDPC coded modulation signals. A novel approach is presented for...
Microprocessor with high speed memory integrated in load/store unit to
efficiently perform scatter and gather...
The present invention relates to the field of (micro)computer design and architecture, and in particular to microarchitecture associated with moving data values...
Iterative multi-stage detection technique for a diversity receiver having
multiple antenna elements
An iterative multistage detection system and method for orthogonally multiplexing K channels onto a signal processing chain using N orthogonal sequences of...
On-chip impedance matching power amplifier
An on-chip impedance matching includes a transistor and a tank circuit. The transistor is operably coupled to receive an input signal. The tank circuit is...
System and method for establishing a connection between wireless devices
A system and method according to the present invention allow two or more peer-to-peer wireless devices to automatically connect to each other with no knowledge...
Impulse noise detection from preamble symbols
A communication device constructed according to the present invention detects impulse noise in a preamble sequence. In detecting impulse noise in the preamble...
Enhanced channel parameter estimation in the presence of preamble erasures
A communication device processes a preamble in the presence of impulse noise. The communication device receives a preamble sequence that includes a plurality of...