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Patent # Description
US-7,084,720 Printed bandpass filter for a double conversion tuner
A printed bandpass filter is mounted on a precision substrate to eliminate the need for post-fabrication tuning. The filter input is capacitively coupled to a...
US-7,082,546 Low-speed DLL employing a digital phase interpolator based upon a high-speed clock
A low-speed DLL facilitates a deskewed interface between a high-speed RX data demultiplexer circuit directly to an Application Specific Integrated Circuit (ASIC)...
US-7,082,534 Method and apparatus for performing accelerated authentication and decryption using data blocks
Methods and apparatus are provided for performing authentication and decryption operations. A record including multiple encrypted blocks is received. An...
US-7,082,372 System and method for detecting a device requiring power
A system and technique for detecting a device that requires power is implemented with a power detection station. The power detection system includes a detector...
US-7,082,295 On-chip loop filter for use in a phase locked loop and other applications
A phase locked loop that includes such a loop filter, the phase locked loop includes a difference detector, programmable charge pump, fixed loop filter, voltage...
US-7,082,293 Adaptive radio transceiver with CMOS offset PLL
An exemplary embodiment of the present invention described and shown in the specification and drawings is a transceiver with a receiver, a transmitter, a local...
US-7,082,285 Reduced instruction set baseband controller
In wireless communications such as in the Bluetooth communication system, an execution unit sequentially receives software instructions for execution. Prior to...
US-7,082,176 Linearized fractional-N synthesizer with fixed charge pump offset
A linearized oscillation synthesizer includes a phase and frequency detection module, charge pump circuit, low pass filter, voltage control oscillator, and a...
US-7,082,143 Voice and data exchange over a packet based network with DTMF
A method and system for detecting a dual tone in a composite signal having first and second components including means for separating the composite signal into...
US-7,082,133 Apparatus and method for enabling voice over IP support for a network switch
An apparatus and method for switching VOIP packets in a data network, wherein the method includes the steps of receiving a first packet in a network switch and...
US-7,082,076 Memory module with hierarchical functionality
A hierarchical memory structure having memory cells, and sense amplifiers and decoders coupled with the memory cells to form first tier memory module, and...
US-7,081,790 Adjustable bandwidth high pass filter for large input signal, low supply voltage applications
Often programmable gain attenuators (PGAs) are combined with high pass filters. Adjustment of the highpass filter however can have unintended effects, such as...
US-7,080,788 Modular, portable data processing terminal for use in a radio frequency communication network
Modular, portable data collection terminals are disclosed for use in mixed wireless and hard-wired RF communication networks, wherein various radio transmitter...
US-7,080,310 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-7,080,295 Methods and systems for detecting symbol erasures
A technique for determining a symbol erasure threshold for a received communication signal containing symbol information is disclosed. The technique begins by...
US-7,080,216 Data access in a processor
A data processor comprising: a register memory comprising an array of memory cells extending in two dimensions, the cells being located on rows in the first...
US-7,080,177 System and method for arbitrating clients in a hierarchical real-time DRAM system
Systems and methods are disclosed for arbitrating requests from a plurality of clients requesting access to a shared real-time resource. In one embodiment, a...
US-7,080,115 Low-error canonic-signed-digit fixed-width multiplier, and method for designing same
An error compensation bias circuit and method for a canonic signed digit (CSD) fixed-width multiplier that receives a W-bit input and produces a W-bit product....
US-7,079,818 Programmable mutlistage amplifier and radio applications thereof
A programmable multi-stage amplifier includes a 1.sup.st programmable amplifier, a 2.sup.nd programmable amplifier, and a control module. The 1.sup.st and...
US-7,079,816 On chip diversity antenna switch
An on chip diversity antenna switch includes a first switch, a second switch, a third switch, and a fourth switch. The first switch is operably coupled to a pin...
US-7,079,657 System and method of performing digital multi-channel audio signal decoding
A system and method are disclosed for performing digital multi-channel decoding of a BTSC composite audio signal. Analog-to-digital conversion is performed on a...
US-7,079,599 Multi-mode quadrature amplitude modulation receiver for high rate wireless personal area networks
A wireless transceiver includes a Radio Frequency (RF) transceiver, a baseband transmitter section, and a baseband receiver section. The baseband receiver...
US-7,079,595 Radio receiver having direct DC offset compensation
An FM radio receiver includes a low noise amplifier, down conversion mixing module, local oscillation module, bandpass filter, demodulation module, and a DC...
US-7,079,571 Method and circuits for power management in a transceiver
A transceiver circuit having 10 mb and 100 mb transmit and receive circuitries using the power saving methods allows for power consumption of the transceiver...
US-7,079,058 Powering down of DAC and ADC for receive/transmit modes of operation in a wireless device
A digital-to-analog converter (DAC) disposed in a data transmission path to convert data from a digital format to an analog format to be transmitted is powered...
US-7,079,054 V.42bis standalone hardware accelerator and architecture of construction
Methods and systems for on-chip processing of data are disclosed. Aspects of the method may include generating a plurality of data processing commands for data...
US-7,078,943 Series terminated CMOS output driver with impedance calibration
A differential line driver includes a plurality of driver cells. Control logic outputs positive and negative control signals to the driver cells so as to match a...
US-7,078,936 Coupling of signals between adjacent functional blocks in an integrated circuit chip
A modifiable circuit for coupling at least two adjacent logic blocks in an integrated circuit chip is disclosed. The chip includes a plurality of metal layers...
US-7,078,806 IC die support structures for ball grid array package fabrication
A system and method of assembling a ball grid array (BGA) package with IC die support is described. A stiffener is attached to a substrate that includes a...
US-7,076,586 Default bus grant to a bus agent
A system may include two or more agents, one of which may be identified as a default agent. If none of the agents arbitrate for the bus, the default agent may be...
US-7,076,582 Bus precharge during a phase of a clock signal to eliminate idle clock cycle
A system includes a bus and a circuit for precharging the bus. The circuit may be coupled to receive a clock signal associated with the bus, and may be...
US-7,076,232 Method and apparatus for DC offset cancellation
A radio transceiver includes amplification circuitry that is coupled to receive a down converted signal and to provide infinite rejection of any DC component...
US-7,076,226 Variable gain amplifier for low voltage applications
An integrated communications system. Comprising a substrate having a receiver disposed on the substrate for converting a received signal to an IF signal. Coupled...
US-7,076,034 Apparatus, method and software for call-waiting tone detection
Reliable detection of a call-waiting tone is provided by employing a correlation based technique. A modem or other device employing such a technique need not...
US-7,075,980 Digital connection detection technique
A technique is described for reliably determining whether a direct digital connection exists between a transmitting server modem and a receiving client modem....
US-7,075,978 Multi-tone transmission
A Multi-tone transmission system processes input data through a plurality of intermediate processing stages 12, 14, 16 and corresponding stages of intermediate...
US-7,075,939 Flexible header protocol for network switch
A data switch for network communications includes a first data port interface which supports at least one data port which transmits and receives data. A second...
US-7,073,080 System and method for dynamically regulating voltage in a wireless interface device while maintaining an...
A method and apparatus for dynamically managing power in a wireless interface device while maintaining an acceptable bit error rate. The wireless interface...
US-7,073,012 System and method for interleaving data in a communications device
A system and method is provided for interleaving data in a communications device. The system includes a memory for storing symbols of a data block, a read module...
US-7,072,885 Method and apparatus for performing a binary search on an expanded tree
A method and apparatus for searching an electronically stored table of information including a plurality of table entries and facilitating high speed searching...
US-7,072,633 Double-conversion television tuner using a Delta-Sigma Fractional-N PLL
A double-conversion tuner receives an RF signal having a number of channels and down-converts a selected channel from the plurality of channels. The...
US-7,072,391 Adjustment of transmit power based on an estimated electrical length of a loop
To adjust transmit power of a DSL modem, an estimated electrical length of a loop is first determined when a 1.sup.st DSL modem at a 1.sup.st location transmits...
US-7,072,335 Method of sending packets between trunk ports of network switches
The present invention is directed to a system and method of sending packets between ports on trunked network switches. A trunk connection is provided between...
US-7,071,944 Video and graphics system with parallel processing of graphics windows
A display engine of a video and graphics system includes one or more processing elements and receives graphics from a memory. The graphics data define multiple...
US-7,071,939 Unique method for performing zoom-in and zoom-out operations with horizontal and vertical video decimation...
A method of presenting a selected portion of graphical images within a wireless terminal that includes receiving an original graphical image, having a source...
US-7,071,860 System and method for noise cancellation in a signal processing circuit
A system and method for noise cancellation in a signal-processing circuit (e.g., an analog-to-digital converter circuit). Various aspects of the present...
US-7,071,858 Method and system for a glitch-free differential current steering switch circuit for high speed, high...
Provided are a method and system for reducing glitch in a switch circuit. A system includes a current-steering switch circuit including a main differential pair...
US-7,071,857 Analog to digital converter
A circuit is provided for reducing mismatches between the outputs of successive pairs of cells in an analog to digital converter. A voltage input means is...
US-7,071,799 High performance switch for switched inductor tuned RF circuit
A Radio Frequency (RF) circuit includes an active portion and a tuned portion. The active portion receives an RF signal and that operates upon the RF signal. The...
US-7,071,798 Printed bandpass filter for a double conversion tuner
A printed bandpass filter is mounted on a precision substrate to eliminate the need for post-fabrication tuning. The filter input is capacitively coupled to a...
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