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Patent # Description
US-6,396,894 Overflow detector for FIFO
The present invention provides an overflow detector for a FIFO. The FIFO includes a plurality of registers each having an input and an output, a plurality of...
US-6,396,360 Method and circuitry for implementing an inductor-capacitor phase interpolated voltage-controlled oscillator
Method and circuitry for implementing an inductor-capacitor voltage-controlled oscillator with improved overall performance. In an exemplary embodiment, the...
US-6,396,335 Biasing scheme for low supply headroom applications
Methods and apparatus for improving the current matching within current mirror circuits in applications such as low voltage integrated circuits. Embodiments of...
US-6,389,077 Adaptively configurable class-A/class-B transmit DAC for transceiver emission and power consumption control
A power efficient and reduced electromagnetic interference (EMI) emissions transmitter for unshielded twisted pair (UTP) data communication applications....
US-6,380,945 Graphics display system with color look-up table loading mechanism
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...
US-6,377,315 System and method for providing a low power receiver design
An integrated receiver with channel selection and image rejection substantially implemented on a single CMOS integrated circuit is described. A receiver front...
US-6,377,258 Method and system for providing a hardware sort in a graphics system
A system and method for providing a sort in a computer system is disclosed. The sort is based on a plurality of values of a key. Each of the plurality of items...
US-6,373,908 Adaptive electronic transmission signal cancellation apparatus for full duplex communication
An adaptive electronic transmission signal cancellation circuit for separating transmit data from receive data in a bidirectional communication system operating...
US-6,373,900 Multi-pair transceiver decoder system with low computation slicer
A method and a system for decoding information signals encoded by a multi-state encoding architecture and transmitted over a multi-dimensional transmission...
US-6,369,828 Method and system for efficiently using fewer blending units for antialiasing
A system and method for providing antialiasing of a graphical image on a display is disclosed. The graphical image is generated from data describing at least one...
US-6,363,129 Timing recovery system for a multi-pair gigabit transceiver
A method and a timing recovery system for generating a set of clock signals in a system which includes a set of subsystems. Each of the subsystems includes an...
US-6,363,077 Load balancing in link aggregation and trunking
A communications network switch includes a plurality of network ports for transmitting and receiving packets to and from network nodes via network links, each of...
US-6,356,273 Method and system for performing MIP map level selection
A method and system for processing textures for a graphical image on a display is disclosed. The graphical image includes a plurality of polygons. Each of the...
US-6,344,871 NTSC interference rejection filter
An electronic, programmable filter is disclosed which selectively removes interference, noise or distortion components from a frequency band without perturbing...
US-6,340,899 Current-controlled CMOS circuits with inductive broadbanding
Various circuit techniques for implementing ultra high speed circuits use current-controlled CMOS (C.sup.3 MOS) logic with inductive broadbanding fabricated in...
US-6,335,935 Network switching architecture with fast filtering processor
A network switch for network communications includes a first data port interface supporting a plurality of data ports transmitting and receiving data at a first...
US-6,335,933 Limited automatic repeat request protocol for frame-based communication channels
In a frame-switched network, a sender sends frames to a receiver over a possibly unreliable channel. Sent frames include frame identifiers that can be used for a...
US-6,335,932 High performance self balancing low cost network switching architecture based on distributed hierarchical...
A data switch for network communications includes at least one first data port interface which supports a plurality of data ports which transmit and receive data...
US-6,332,004 Analog discrete-time filtering for unshielded twisted pair data communication
A power efficient and reduced electromagnetic interference (EMI) emissions transmitter for unshielded twisted pair (UTP) data communication applications....
US-6,327,311 Frequency diverse single carrier modulation for robust communication over in-premises wiring
The present invention provides a frequency-diverse single-carrier modulation scheme that extends the usable SNR range of severely distorted channels. This scheme...
US-6,326,852 Low offset and low glitch energy charge pump for PLL-based timing recovery systems
A high precision charge pump used in a phase-lock-loop incorporating a phase/frequency detector is designed and constructed to substantially eliminate the...
US-6,317,858 Forward error corrector
A method for decoding an algebraic-coded message including determining a discrepancy indicator; determining an error locator polynomial according to a modified...
US-6,316,933 Test bus circuit and associated method
An on-chip test bus circuit for testing a plurality of circuits and an associated method. The test bus circuit consists of a test bus and a plurality of...
US-6,310,909 DSL rate adaptation
A method for enhancing the bit rate and/or margin at which quadrature amplitude modulation (QAM) communication is performed includes the steps of varying a...
US-6,307,905 Switching noise reduction in a multi-clock domain transceiver
A method for reducing system performance degradation caused by switching noise in a system which includes a set of subsystems. Each of the subsystems includes an...
US-6,304,621 Multi-mode variable rate digital cable receiver
Carrier signals modulated by information (video and/or data) signals are received through a cable and are converted to modulated signals at an intermediate...
US-6,304,598 Apparatus for, and method of, reducing power dissipation in a communications system
A method is provided for reducing power dissipation within a communications system having a plurality of adaptive filters with a plurality of taps, each tap is...
US-6,304,596 Method and apparatus for reducing signal processing requirements for transmitting packet-based data with a modem
A modem and method for operating same. A receiver circuit of the modem is coupled to receive a continuous analog signal from a communication channel. This analog...
US-6,295,012 CMOS DAC with high impedance differential current drivers
High-performance, digital-to-analog conversion (DAC) suitable for use in systems implemented with low-voltage, low-power integrated circuit fabrication processes...
US-6,289,047 Dynamic regulation of power consumption of a high-speed communication system
A method for dynamically regulating the power consumption of a high-speed integrated circuit which includes a multiplicity of processing blocks. A first metric...
US-6,288,604 CMOS amplifier providing automatic offset cancellation
An amplifier circuit is responsive to an input data signal which is substantially DC balanced. The amplifier circuit is operative to generate an amplified data...
US-6,285,865 System and method for on-chip filter tuning
An integrated receiver with channel selection and image rejection substantially implemented on a single CMOS integrated circuit is described. A receiver front...
US-6,285,348 Method and system for providing implicit edge antialiasing
A method and system for providing antialiasing of a graphical image on a display from data describing at least one object is disclosed. The display includes a...
US-6,272,173 Efficient fir filter for high-speed communication
A method for reducing a propagation delay of a digital filter. The digital filter has an input path and an output path and includes a set of delay elements and a...
US-6,268,816 Digital to analog converter with reduced ringing
Binary indications are converted to an analog representation with significant reduction in ringing at the transitions between successive binary indications and...
US-6,266,350 Off-line broadband network interface
A network interface is presented that receives packet data from a shared medium and accomplishes the signal processing required to convert the data packet to...
US-6,259,745 Integrated Gigabit Ethernet transmitter architecture
A power efficient and reduced electromagnetic interference (EMI) emissions transmitter for unshielded twisted pair (UTP) data communication applications....
US-6,256,317 Packet-switched multiple-access network system with distributed fair priority queuing
A packet-switched multiple-access network system with a distributed fair priority queuing media access control protocol that provides multiple levels of priority...
US-6,253,345 System and method for trellis decoding in a multi-pair transceiver system
A method and a system for decoding information signals encoded in accordance with a multi-state encoding scheme and transmitted over a multi-dimensional...
US-6,252,904 High-speed decoder for a multi-pair gigabit transceiver
A method and a system for providing an input signal from a multiple decision feedback equalizer to a decoder based on a tail value and a subset of coefficient...
US-6,249,544 System and method for high-speed decoding and ISI compensation in a multi-pair transceiver system
A method and a system for providing ISI compensation to an input signal in a bifurcated manner. ISI compensation is provided in two stages, a first stage...
US-6,246,692 Packet switching fabric using the segmented ring with resource reservation control
A packet switching fabric includes a data ring, a control ring, a plurality of network links each coupled to at least one network node, and a plurality of...
US-6,246,256 Quantized queue length arbiter
A queue length arbiter system provides for selecting from a plurality of N queues requiring access to a resource. The system includes: an arbitration circuit;...
US-6,243,396 Communications network management system
A management system has a hierarchical structure of interconnected management authorities controlling communication network resources. The system also includes...
US-6,236,678 Method and apparatus for converting between byte lengths and burdened burst lengths in a high speed cable modem
Requests are processed to transmit data packets upstream from a cable modem to a cable headend in a manner that minimizes the use of CPU operations and/or memory...
US-6,236,645 Apparatus for, and method of, reducing noise in a communications system
A communication line having a plurality of twisted wire pairs connects a plurality of transmitters, one transmitter at each end of each twisted wire pair, with a...
US-6,233,629 Self-adjusting elasticity data buffer with preload value
The drift between a write pointer and a read pointer processing packets of data through a FIFO buffer is compensated for by adjusting the start of the read...
US-6,226,735 Method and apparatus for configuring arbitrary sized data paths comprising multiple context processing elements
A method and an apparatus for configuring arbitrary sized data paths comprising multiple context processing elements (MCPEs) are provided. Multiple MCPEs may be...
US-6,226,332 Multi-pair transceiver decoder system with low computation slicer
A method and a system for decoding information signals encoded by a multi-state encoding architecture and transmitted over a multi-dimensional transmission...
US-6,226,323 Technique for minimizing decision feedback equalizer wordlength in the presence of a DC component
A system for reducing the complexity of an adaptive decision feedback equalizer, for use in connection with a dual-mode QAM/VSB receiver system is disclosed. QAM...
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