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Patent # Description
US-6,646,425 Multi-cell voltage regulator and method thereof
The present invention relates to multi-cell regulator systems and methods. Power supply delivery and regulation is provided to electronic devices disposed on a...
US-6,646,420 Method of interrupting and dynamically switching ranges to improve battery charge measurement range in a sigma...
A method of improving the battery charge measurement range in a sigma delta converter associated with portable applications such as a cell phone is implemented...
US-6,646,323 Zero mask high density metal/insulator/metal capacitor
The present invention is directed to a structure and method of forming an integrated circuit MIM capacitor having a relatively capacitance without the need for...
US-6,646,311 Vertical bipolar transistor formed using CMOS processes
A vertical bipolar transistor is described which utilizes ion implantation steps which are used to form an nMOS field effect device and a pMOS field effect...
US-6,646,223 Method for improving ash rate uniformity in photoresist ashing process equipment
A method for improving the edge-to-center photoresist ash rate uniformity in lower temperature (typically, but not limited to <100.degree. C.) processing of...
US-6,645,878 Low volatility solvent-based method for forming thin film nanoporous aerogels on semiconductor substrates
This invention has enabled a new, simple thin film nanoporous dielectric fabrication method. In general, this invention uses glycerol, or another low volatility...
US-6,645,840 Multi-layered polysilicon process
A method for forming a notched MOS gate structure is described. A multi-layer gate structure is formed (150) where the top layer (140) oxidizes at a faster rate...
US-6,645,821 Method of producing a thin film resistor in an integrated circuit
A thin film resistor (60) is contained between two metal interconnect layers (40, 100) of an integrated circuit. Contact may be made to the resistor (60) through...
US-6,645,804 System for fabricating a metal/anti-reflective coating/insulator/metal (MAIM) capacitor
Disclosed is a system for fabricating an integrated circuit capacitor (100). An electrode layer (102) is formed in the integrated circuit. An anti-reflective...
US-6,645,781 Method to determine a complete etch in integrated devices
In an integrated device, an etch is performed in an intermediate layer to form a via. The via is inspected using a scanning electron microscopy. The scanning...
US-6,645,684 Error reduction in semiconductor processes
A photolithography system includes a photolithography tool 32 that includes a stage upon which a semiconductor wafer is mounted. The tool is operable to move the...
US-6,644,820 Temperature stabilized mirror for switching optical signals
A temperature stabilized optical mirror is disclosed. A rotatable mirror for switching optical light signals between optical fibers is mounted on a support...
US-6,643,952 System and method for controlling a vapor dryer process
A system and method are disclosed including a vapor dryer chamber (12) with a lid (14). A heater (16) is disposed within the vapor dryer chamber to vaporize...
US-6,643,810 Integrated circuits carrying intellectual property cores and test ports
An integrated circuit (100) includes functional input and output signal leads (101,111), input and output circuits (102,112) connected to the functional input...
US-6,643,803 Emulation suspend mode with instruction jamming
Emulation and debug circuitry is provided that can be incorporated into a variety of digital systems. A stop mode of operation is provided in which an associated...
US-6,643,751 System and method for limited access to system memory
A hardware latch for limiting access to protected system memory. An N-bit bus provides the instructions executed by the system to a combinatorial logic block...
US-6,643,731 Low cost memory management that resists power interruption
A system and method for reliably managing a Flash ROM memory resource while preserving the integrity of the data held in the memory in spite of power outages...
US-6,643,499 Apparatus and method for controlling a phase-locked loop circuit
A first and second phase-locked loop each having their frequency of operation under programmable control by changing the divider ratio. A single programming word...
US-6,643,338 Space time block coded transmit antenna diversity for WCDMA
A mobile communication system is designed with an input circuit coupled to receive a first plurality of signals (r.sub.j (i+.tau..sub.j), i=0-N-1) during a first...
US-6,643,323 Digital filtering method
A method of implementing a digital filter utilizes a fast and accurate reciprocal estimate function to generate and recharacterize the digital filter on the fly....
US-6,643,278 Wireless network circuits, systems, and methods for frequency hopping with reduced packet interference
A method (10) for determining a frequency hopping sequence for a newly-entering network. The method comprises the step of scanning (16) a plurality of frequency...
US-6,643,069 SLM-base color projection display having multiple SLM's and multiple projection lenses
An optical unit (20, 30) for color projection display system that has three SLMs (21, 31) and three projection lenses (27, 37). Each SLM (21, 31) receives light...
US-6,642,969 Color wheel for a falling raster scan
A dichroic spiral color wheel (108) having many spiral-shaped color filters (206). The boundary between adjacent color filters follows the spiral of Archimedes,...
US-6,642,869 Piecewise linear calibration method and circuit to correct transfer function errors of digital to analog converters
A calibrated digital-to-analog converter (DAC) (15') has a main DAC (17) having a digital input and an analog output. An on-chip memory (21) stores measured INL...
US-6,642,832 ARC responsive thermal circuit breaker
A circuit breaker (10) has a current carrying bimetallic element (18) which bends upon self-heating and upon being subjected to a selected overload current...
US-6,642,795 Fast recovery time precision amplifier
An amplifier with a electrically controllable gain and enhanced protection against an overload condition is disclosed. The amplifier contains a buffer amplifier...
US-6,642,789 Operational amplifier input stage and method
A precision operational amplifier operating in single supply mode, including a single differential transistor input pair and a cascoded CMOS transistor pair,...
US-6,642,779 Trimming impedance between two nodes connected to a non-fixed voltage level
A T-network containing three impedances is provided between two terminating ends connected to a non-fixed voltage level. Two impedances are connected in series...
US-6,642,777 Voltage reference circuit with increased intrinsic accuracy
The invention relates to bandgap reference voltage generator circuit including a first bipolar transistor and a second bipolar transistor, a first resistor...
US-6,642,752 Broadband sample and hold circuit
A sample and hold device is provided in which sample switches are employed to switch between a sample phase and a hold phase. The sample and hold device provides...
US-6,642,737 METHOD OF GENERATING TRANSISTOR AC SCATTERING PARAMETERS SIMULTANEOUSLY WITH DC CHARACTERISTICS USING A SINGLE...
A method of generating transistor scattering parameters employs a single circuit simulation with a self-correction scheme for the artificial DC voltage dropped...
US-6,642,711 Digital inductive position sensor
A differential pulse transformer having a drive coil (10a) and differential sense coils (10b) are disposed on a planar surface with a target (10e, 10f) movable...
US-6,642,696 DC-DC converter with a feedback controller
A DC-DC converter that does not need a series resistance element on the output side, and can make use of the parasitic resistance of a coil to improve output...
US-6,642,601 Low current substantially silicide fuse for integrated circuits
A fuse (50, 150, 200) with a low fusing current includes a first contact element (51, 151, 201) and a second contact element (51, 151, 201). A fusing element...
US-6,642,593 Microelectromechanical switch
A microelectromechanical switch includes a substrate, an insulator layer disposed outwardly from the substrate, and an electrode disposed outwardly from the...
US-6,642,518 Assembly and method for improved scanning electron microscope analysis of semiconductor devices
An assembly and method for improved scanning electron microscope analysis of semiconductor devices include a structure including a first layer and a second...
US-6,642,503 Time domain sensing technique and system architecture for image sensor
A photodiode sensor (25) has a photodiode (30) with an associated capacitance (34), which may be a parasitic capacitance of the photodiode (30). A switch (36) is...
US-6,642,094 Complementary transistors having respective gates formed from a metal and a corresponding metal-silicide
A method of forming a first and second transistor. The method provides a semiconductor surface (20). Th method also forms a gate dielectric (30) adjacent the...
US-6,641,867 Methods for chemical vapor deposition of tungsten on silicon or dielectric
In situ nitridation of a thin layer of either silicon or tungsten provides an adhesive layer for bulk deposition of tungsten. Alternatively, a thin layer of...
US-6,640,193 Method and system for measuring jitter
According to one embodiment of the present invention, a system (100) for measuring overall jitter is disclosed that includes a data converter (102) that measures...
US-6,639,911 Data communications system with splitterless operation
A data communication system that provides different types of service (e.g., telephone services and high-speed data transmission services) to a remote site even...
US-6,639,826 Memory cell operation using ramped wordlines
The standby power consumption of storage or memory cells is improved by ramping the wordline voltage down at a rate slow enough to allow the addressed storage...
US-6,639,773 Current limiter
A current limiting circuit to limit current including an input circuit to input an input voltage, a connecting circuit to connect the input voltage to a current,...
US-6,639,711 Packaged micromirror assembly with in-package mirror position passive component feedback
A packaged micromirror assembly (21, 21') is disclosed. The assembly (21, 21') includes a mirror element (41) having a mirror surface (29) that can rotate in two...
US-6,639,475 PLL circuit
A circuit for removing a spurious component contained in the output signal in the locked state of a PLL circuit in a fractional frequency division system. For...
US-6,639,460 Residual offset correction method and circuit for chopper stabilized amplifiers
An improved circuit and technique are provided that facilitate residual offset correction during chopper stabilization of an amplifier circuit. A chopper...
US-6,639,395 Current sensor with input/output isolation
A current sensor and a method for measuring currents on an integrated circuit in an isolated manner. The current sensor uses a Peltier device as a thermal...
US-6,639,390 Protection circuit for miller compensated voltage regulators
A capacitively compensated voltage regulator, adapted to be supplied with power from a voltage supply, and having an input port and an output port. The voltage...
US-6,639,373 Driver circuit for a voice coil motor in a disk drive system
The present invention provides an apparatus and system (300) supplying a regulated voltage of sufficient magnitude to enable de-latching of a head carriage from...
US-6,639,367 Control circuit employing preconditioned feedback amplifier for initializing VCO operating frequency
A control circuit for a piezo transformer based power supply includes oscillator circuitry, drive circuitry, sense circuitry, and feedback circuitry collectively...
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