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Fast automatic gain control circuit and method for zero intermediate
frequency receivers and radiotelephone...
A method and apparatus provides control of the gain of an input amplifier (306) in a radio receiver (300), such as in a radiotelephone handset (104). The radio...
Method and apparatus utilizing a compensated multiple output signal
A compensated signal source (210, 220) utilizes baseband signals and a radio frequency carrier signal to generate a set of source output signals (226, 227) which...
Method and apparatus for improved zero intermediate frequency receiver
A transceiver (10) in a first embodiment includes a zero intermediate frequency (ZIF) receiver (11), which achieves high throughput operation by reducing...
Processor having a selectively configurable branch prediction unit that
can access a branch prediction...
A processor and method for speculatively executing a branch instruction are disclosed. The processor includes a branch prediction unit for predicting a...
Communication system with automatic handoff
A method for organizing a communication system with automatic handoff. The method includes steps of: (i) sending a message from a first remote unit to a...
Method and apparatus for providing packet data communications to a
communication unit in a radio communication...
A radio communication system (100) employs a method and apparatus for providing packet data communications to a communication unit (e.g., 120). The communication...
Integrated circuit having standby control for memory and method thereof
An integrated circuit (10) contains a central processing unit (CPU) (12) and a plurality of memory blocks (26-34) configured into one or more banks of memory. A...
Pipelined fast-access floating gate memory architecture and method of
A nonvolatile memory architecture (10) contains a plurality of memory arrays (12) formed by a plurality of floating gate memory cells and supports a 1X and 2X...
Automated method for adding attributes identified on a schematic diagram
to an integrated circuit layout
An attribute on a netlist (31) is placed on a layout (33) to allow an automated approach for adding a feature to the layout (33) to be implemented. The netlist...
Apparatus and method for automatically placing ties and connection
elements within an integrated circuit
Methods (100, 200, 250) and data processing system (300) for automatically placing ties (136, 138, 146, 148) and connection elements within an integrated circuit...
Method of and apparatus for detecting key actuations
An electronic device (100) includes at least L keys (114) and a processor (506) having at least M inputs (600). Upon actuation, each one of the at least L keys...
Current sense circuit
A current sense circuit (100) for providing an output signal (Iout) representative of a current signal (Id) flowing through a FET output device (101) comprises a...
Bandgap reference circuit and method
A bandgap reference circuit (60) provides a selectable bandgap reference voltage that is substantially insensitive to temperature variations of an operating...
Circuit and method of reducing cross-talk in an integrated circuit
An integrated circuit (10) provides analog and digital circuitry on a common substrate (12). A first digital circuit (14) operates in combination with an analog...
A substrate having a vent (20) and a method of forming the vent (20). A substrate (11) has conductive traces (14) and a semiconductor chip attach pad (17) on a...
Method for testing pressure sensors
Pressure sensors that are fabricated to sense low pressures are tested and calibrated by providing a controlled gas flow or leak to create a pressure during...
One dimensional lithographic proximity correction using DRC shape
Integrated circuit designs are continually shrinking in size. Lithographic processes are used to pattern these designs onto a semiconductor substrate. These...
Method of chemical mechanical polishing (CMP) using an underpad with
different compression regions and...
A chemical mechanical polishing (CMP) method utilizes a polishing pad (21) and an under pad (20). The under pad (20) has an edge portion (24) and a central...
Method of forming a lithographic mask
A method of forming a lithographic mask that comprises the steps of obtaining a first substrate having a first base and a first layer over the first base. The...
Radiotelephone housing portion
Apparatus and method for generating a control signal responsive to a
In a radiotelephone (200) having a moveable antenna (213), an apparatus and method generates a control signal (511 or 412) responsive to the movement of the...
Direct current (DC) offset compensation method and apparatus
A receiver (300) includes input (I.sub.in), output (V.sub.out), forward path with filter (104, and 108), and feedback path with error amplifier (112) coupled...
Interactive appliance security system and method
In a personal area network, a method for including an appliance (121). The method includes steps of a) determining, by the personal area network (120), that the...
Electrical device and signal cable assembly
An electrical device assembly (120) has a removable signal cable assembly (180). The electrial device assembly (120) includes a circuit substrate (110) which is...
Apparatus and method for clock recovery in a communication system
A method for recovering the clock in an ADSL (asymmetric digital subscriber line) communication system at the receiver to match the frequency of the transmitted...
Method for determining signal quality of a communication channel
A communication device (107) employs a method for determining signal quality of a communication channel (117) in a communication system (100). Upon receipt of a...
Dual wavelength monolithically integrated vertical cavity surface
emitting lasers and method of fabrication
Dual wavelength monolithically integrated VCSELs and a method of fabrication for emitting a short wavelength light and a long wavelength light including a first...
Method and system for controlling an encoding rate in a variable rate
A method and system for controlling an encoding rate in a communication system utilizes feedforward rate information (48) and/or rate desirability information...
Circuit and method of limiting leakage current in a memory circuit
A current limiting circuit (70) controls the leakage current of a memory circuit (24) of a portable wireless device (10) while operating in a standby mode. A...
Sensing circuit and method
A circuit (28) and method of sensing data stored in a memory circuit provide a reference current (I.sub.REF) that tracks memory cell current (I.sub.BIT) over a...
Magnetic memory cell with increased GMR ratio
First and second layers of magnetic material are stacked in parallel, overlying relationship and separated by a first layer of non-magnetic material sandwiched...
Method and apparatus for approximating a sigmoidal response using
A method and apparatus for approximating a sigmoidal response using digital circuitry for neural network computations. The digital circuitry in processing...
System for transmitting and receiving polarized CDMA signals and method
of operation thereof
A satellite communications system employs CDMA multiple access technology. Polarizations are associated with each spreading code to enhance separation between...
Configurable monolithic semiconductor circuit and method for configuring
A ferroelectric memory array (20) monolithically integrated with a field programmable gate array (32) into a semiconductor circuit (10). The ferroelectric memory...
Technique for avoiding overcharging a battery
By monitoring both charge current and the battery voltage (306, 308) the likelihood of overcharging a battery is reduced. Battery voltage is compared to a...
Semiconductor device including a substrate having clustered interconnects
A semiconductor device (100) including a die (110) electrically connected to a substrate (120), wherein the substrate has a novel interconnect routing structure....
Microelectronic assembly with connection to a buried electrical element,
and method for forming same
A microelectronic assembly (10), such as a smart card, is formed by attaching a component subassembly (34) to a substrate (12). The substrate (12) includes a...
Semiconductor package bond post configuration
A bond post configuration for wire bonded semiconductors has bond posts grouped in three posts where two are arranged closely to a side of a die about a first...
An electronic component (10) has an electrically insulating substrate (20) that is encapsulated with an electrically conductive material (15) to provide thermal...
Squib ignitor circuit and method thereof
A squib ignitor circuit (20,40) reduces the probability of an accidental airbag deployment to greatly increase the safety of an automobile. A squib (24,28,44)...
Method of operating chemical sensors
A method of operating chemical sensors (21) uses synchronously pulsed signals to reduce the power consumption of the chemical sensors (21). A first voltage...
Method and system for efficiently fetching from cache during a cache
A method and system in a data processing system for efficiently interfacing with cache memory by allowing a fetcher to read from cache memory while a plurality...
Method of determining statistically meaningful rules
A method including providing a database with a plurality of items, each item having several attributes, and developing and displaying a cluster map (SOM)...
Chemical mechanical polishing (CMP) slurry for copper and method of use
in integrated circuit manufacture
A method for chemical mechanical polishing (CMP) a copper layer (22) begins by forming the copper layer (22). The copper layer (22) is then exposed to a slurry...
Method of resistless gate metal etch for fets
A method of resistless gate metal etch in the formation of a field effect transistor is disclosed, which includes providing a first layer of a first ...
Method of making a power switching trench MOSFET having aligned source
A trench power switching transistor (10) is fabricated having sub-micron features on a body layer (26) without using sub-micron lithography. An opening in a...
Method for providing a piezoelectric substrate and surface acoustic wave
device with reduced bulk acoustic wave...
A piezoelectric substrate (120) and a method for preparing same. The method includes steps of (i) providing a boule of piezoelectric material, (ii) orienting the...
Base for a communication device
Front section of a portable radio
Radiotelephone battery charger housing