At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.
Digital graphic equalizer control system and method
A digital graphic equalizer uses a predetermined number of equalizing bands each having a different center frequency, and the center frequencies span a...
Charge pump having very low voltage ripple
A charge pump circuit is configured for continuous control of the output of the charge pump circuit through continuous use of at least one charge pump capacitor...
Selective screening for printing files in a page description language
This invention involves approximating a gray scale tone with a more limited range image producer, a process known as screening. This invention reduces the time...
Shot averaging for fine pattern alignment with minimal throughput loss
A way to average alignment measurements that obtains the advantage of multiple alignment marks per shot without requiring actual measurement of all alignment...
Television interface for handheld calculator for use with multiple
calculator display formats
An interface (10) for connecting a calculator (12) to a standard television (11), so that the calculator's display can be re-displayed on the television (1). The...
Electrical fuse for semiconductor integrated circuits
The present invention relates to a fuse and a method for forming a fuse over a semiconductor substrate. The fuse comprises forming a first contact member and a...
Apparatus for effecting high speed switching of a communication signal
An apparatus for effecting high speed switching of a communication signal between a first component and a second component includes: (a) a switching circuit...
All digital built-in self-test circuit for phase-locked loops
In general, a built-in self test circuit and method is provided that measures error in any periodic signal and, particularly, a Phase Lock Loop (PLL) output...
An interface circuit for a printer to prevent transmission of an incorrect control signal when power is input into the printer. The interface circuit improves...
Apparatus and method for controlling startup of a precharged switching
An apparatus for presenting a regulated output at an output locus established at a precharge level includes: (a) an error indicator generating an error signal...
CMOS imager having asynchronous pixel readout in order of pixel
This CMOS imager represents illuminance in the time domain. Once per frame, each pixel outputs a pulse after a time proportional to the illuminance on that...
Selective aluminum plug formation and etchback process
An embodiment of the instant invention is a method of fabricating an electronic device over a semiconductor substrate having an interconnecting structure...
P-i-n transit time silicon-on-insulator device
A transit time device (15, 15') in a silicon-on-insulator (SOI) technology is disclosed. An anode region (18) and a cathode region (20) are formed on opposing...
Design to prevent tungsten oxidation at contact alignment in FeRAM
One aspect of the invention relates to a method of manufacturing a semiconductor device in which an alignment mark is formed by a plurality of adjacent filled...
Method to fabricate optimal HDD with dual diffusion process to optimize
transistor drive current junction...
Methods are discussed for forming a transistor comprising a source/drain region having both a graded HDD portion and a sharp HDD portion in a semiconductor...
Higher voltage drain extended MOS transistors with self-aligned channel and
An integrated circuit drain extension transistor. A transistor gate (72) is formed over a CMOS n-well region (10). A transistor source extension region (50), and...
Implantation method for simultaneously implanting in one region and
blocking the implant in another region
A method of fabricating different transistor structures with the same mask. A masking layer (214) has two openings (204, 202) that expose two transistor areas...
Digitally-controlled L-C oscillator
A fully digitally-controlled LC tank oscillator (DCO) uses a bank of more significant binary-weighted and/or less significant equally-weighted capacitors that...
IC with IP core and user-added scan register
An integrated circuit carries an intellectual property core. The intellectual property core includes a test access port 39 with test data input leads 15, test...
A processor (100) is provided that is a programmable fixed point digital signal processor (DSP) with variable instruction length, offering both high code density...
Parallel transfer size calculation and annulment determination in transfer
controller with hub and ports
The transfer controller with hub and ports originally developed as a communication hub between the various locations of a global memory map within the DSP is...
Method for transforming HMMs for speaker-independent recognition in a noisy
On improved transformation method uses an initial set of Hidden Markov Models (HMMs) trained on a large amount of speech recorded in a low noise environment R to...
Link layer gateway computer for interconnecting ethernet and 1394 networks
A network configuration (10) including a first network medium which is a 1394 network as well as a second network medium. Each of the first and second network...
Reconfiguring storage modes in a memory
A memory which is capable of reconfiguration between a first mode in which each storage cell is capable of storing a pair of data bits and a second mode in which...
Mechanically assisted restoring force support for micromachined membranes
The present invention includes an integrated circuit switch including a membrane supported over a first conductor on a substrate, a conductive region on the...
Conversion of a PCM signal into a UPWM signal
To correct non-linearity and noise in the conversion of a pulse code modulated signal (PCM) into a uniform pulse width modulated signal (UPWM), a model is made...
Operational amplifier output stage and method
A multi-stage differential amplifier with rail-to-rail input may utilize an output stage including first and second low-voltage rated transistors and first and...
System and method for decoupling capacitance for an integrated circuit chip
A system and method for decoupling capacitance for an integrated chip includes a load coupled between a power supply line and a ground. A distributed...
Adjusting the trans-conductance of a filter
An analog or continuous tuning loop which generates an analog signal representative of a difference of signals generated by a mirror trans-conductor circuit...
Heat dissipating flip-chip ball grid array
A heat dissipating flip-chip Ball Grid Array (BGA) (10) including a substrate (12), a die (14), a first set of solder balls (16) coupling the die with the...
Method for forming a self-aligned contact
An improved method for forming a contact well for a semiconductor device (10) is disclosed. According to this method, a first insulator layer (24) comprising an...
Method for the selective removal of high-k dielectrics
One aspect of the invention relates to a method of etching a high-k dielectric. The method involves removing an exposed portion of a high-k dielectric layer from...
Carbide emitter mask etch stop
Bipolar transistors and methods for fabricating bipolar transistors are disclosed wherein an emitter-base dielectric stack is formed between emitter and base...
Flip-chip assembly of protected micromechanical devices
A low-cost ceramic package, in land-grid array or ball-grid array configuration, for micromechanical components is fabricated by coating the whole integrated...
FeRAM capacitor post stack etch clean/repair
The present invention is directed to a method of forming an FeRAM integrated circuit, which includes performing a capacitor stack etch to define the FeRAM...
Microactuator for use in mass data storage devices, or the like, and method
for making same
A microactuator, or micromotor, (60) and method for making it are presented such that a symmetrical build up of material is performed on opposite sides of a...
LBIST controller circuits, systems, and methods with automated maximum scan
An integrated circuit (10) comprising combinational circuitry (13). The integrated circuit further comprises a plurality of scan channels (SC1 through SC4). Each...
Method and apparatus for data transfer employing closed loop of memory
Data transfer between a master node (300) and plural memory nodes (301-308) follows a synchronous fixed latency loop bus (255). Each memory node includes bus...
External direct memory access processor interface to centralized
An external direct memory access unit includes an event recognizer recognizing plural event types, a priority encoder selecting for service one recognized...
Optical system and method
Optical network dispersion compensation with adaptive dynamic optical filters which relate magnitude and phase of multichannel optical signals.
Methods and apparatus for use in performing dot product operations for
spread spectrum communications
A processing apparatus for use in spread spectrum communications includes a controller, a filter programmed in the controller, and a dot product hardware unit...
Gain-boost nulling amplifier for auto-zero circuit
A nulling amplifier (52A) for an auto-zeroed amplifier includes a first differential stage including first (3) and second (16) input transistors and a second...
Enhancement in throughput and planarity during CMP using a dielectric stack
containing an HDP oxide
A semiconductor device and process for making the same are disclosed which use reticulated conductors and a width-selective planarizing interlevel dielectric...
Reducing fuse programming time for non-volatile storage of data
Multiple fuse circuits are used associated with a corresponding number of bits forming a desired value which may need to be stored in a non-volatile storage....
Additional capacitance for MIM capacitors with no additional processing
Capacitance for MIM capacitors is increased by connecting another interdigitated pattern at the poly level in parallel with overlying patterns at the metal...
Integrated circuit capacitor
The present invention discloses a novel integrated circuit capacitor and a method of forming such a capacitor. The capacitor formation begins with a base...
System and method for testing on-chip modules and the interconnections
between on-chip modules
An improved system for testing the operation of component modules and the interconnections therebetween of an integrated circuit (10) formed on a semiconductor...
Snapshot arbiter mechanism
A snapshot arbiter system for servicing multiple interrupt requests for a central processing unit (CPU) in a digital processor system, and for providing...
Distributed service request system for providing fair arbitration using
token passing scheme to resolve collisions
A transfer request bus (25) is described which is suitable for use in a data transfer controller processing, multiple concurrent transfer requests despite the...
Correlator co-processor for CDMA RAKE receiver operations
A programmable, flexible, vector correlation engine for CDMA mobile and base station chip rate signal processing. A correlator co-processor (CCP) performs the...